A treatment device for recovering copper-containing waste liquid by iron powder replacement

Abstract

The utility model discloses a treatment device for recovering copper-containing waste liquid by iron powder replacement, comprising a reaction chamber and a waste liquid chamber, wherein the reaction chamber is located above the waste liquid chamber, a liquid inlet pipe is arranged near the top of the reaction chamber, a liquid outlet pipe is arranged at the middle position of the bottom of the waste liquid chamber, a connecting pipe is arranged between the reaction chamber and the waste liquid chamber, and the connecting pipe connects the reaction chamber and the waste liquid chamber; further comprising a circulating water pump and a plurality of pipes, wherein the pipes are respectively connected to the reaction chamber and the waste liquid chamber, the liquid inlet end of the circulating water pump is connected to a pipe connected to the waste liquid chamber, and the liquid outlet end of the circulating water pump is connected to a pipe connected to the reaction chamber. The utility model is provided with a circulating water pump and a pipe, and the waste liquid can be subjected to a cyclic reaction by using the circulating water pump and the pipe, and the waste liquid can be purified for multiple times, so that the treatment of the copper-containing waste liquid is more thorough.

Description

Technical Field

[0001] The utility model relates to the technical field of copper waste liquid treatment, in particular to a treatment device for recovering copper-containing waste liquid by replacing iron powder. Background Art

[0002] A large amount of copper-containing waste liquid is generated during the processing of metal components. Copper-containing waste liquid is an industrial waste liquid with a large discharge volume, a wide range of sources, and certain harm to human health. Direct discharge will not only cause environmental pollution problems, but also cause a large waste of copper resources. For the treatment of copper-containing waste liquid, the methods currently used include coagulation and sedimentation, adsorption, electrolysis, ion exchange, ultrafiltration and biological treatment, but all of them have certain shortcomings.

[0003] The existing copper-containing waste liquid treatment technology has at least the following problems: 1. The traditional treatment device has a simple structure, poor treatment effect, and incomplete treatment of the copper-containing waste liquid; 2. The traditional copper-containing waste liquid treatment is often achieved through a large amount of neutralizing reagents, so the composition of the copper-containing waste water is more complex. At the same time, the existing copper-containing waste liquid treatment cannot replace the copper ions in the waste liquid, resulting in a waste of resources. Utility Model Content

[0004] The utility model aims to solve at least one problem existing in the prior art. To this end, the utility model aims to provide a processing device for recovering copper-containing waste liquid by iron powder replacement.

[0005] To achieve the above-mentioned purpose, the utility model proposes a processing device for recovering copper-containing waste liquid by iron powder replacement, comprising a reaction chamber and a waste liquid chamber, wherein the reaction chamber is located above the waste liquid chamber, a liquid inlet pipe is arranged near the top of the reaction chamber, a liquid outlet pipe is arranged at the middle position of the bottom of the waste liquid chamber, a connecting pipe is arranged between the reaction chamber and the waste liquid chamber, and the connecting pipe connects the reaction chamber and the waste liquid chamber; the utility model also includes a circulating water pump and a plurality of pipes, wherein the pipes are respectively connected to the reaction chamber and the waste liquid chamber, the liquid inlet end of the circulating water pump is connected to a pipe connected to the waste liquid chamber, and the liquid outlet end of the circulating water pump is connected to a pipe connected to the reaction chamber.

[0006] Further on the basis of the above scheme, the waste liquid bin is provided with a removable filter plate, the filter plate comprises an outer frame and a filter core plate, and the filter core plate is arranged inside the outer frame.

[0007] Further on the basis of the above solution, the filter core plate is lower than the outer frame, and the height difference between the filter core plate and the outer frame forms a receiving cavity.

[0008] Further on the basis of the above scheme, the bottom surfaces of the reaction chamber and the waste liquid chamber are both concave structures with a high outside and a low middle.

[0009] Further on the basis of the above scheme, a top cover is arranged on the top of the reaction bin, and a feed hopper is arranged on the top cover, and the feed hopper is a structure with a larger upper part and a smaller lower part.

[0010] Further on the basis of the above solution, a motor is further arranged on the top cover, a stirring paddle is arranged on the output shaft of the motor, and the stirring paddle is located in the reaction chamber.

[0011] Based on the above solution, a removable baffle plate is provided on the feeding hopper.

[0012] Further on the basis of the above solution, the liquid inlet pipe, the liquid outlet pipe and the connecting pipe are all provided with stop valves.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model is provided with a circulating water pump and a pipeline, by which the waste liquid can be subjected to a circulating reaction, and the waste liquid can be purified multiple times, so that the treatment of the copper-containing waste liquid is more thorough.

[0015] 2. The utility model adopts iron powder to replace copper powder, and copper can be recycled.

[0016] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an overall cross-sectional view of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the filter plate of the utility model.

[0019] In the figure: 1. reaction chamber, 2. waste liquid chamber, 3. liquid inlet pipe, 4. liquid outlet pipe, 5. connecting pipe, 6. circulating water pump, 7. pipeline, 8. filter plate, 81. outer frame, 82. filter core plate, 9. top cover, 10. feed hopper, 11. material baffle plate, 12. stop valve, 13. motor, 14. stirring paddle. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are merely examples of devices consistent with some aspects of the present application as detailed in the appended claims.

[0022] The terms used in this application are only for the purpose of describing specific embodiments and are not intended to limit this application. Unless otherwise defined, the technical terms or scientific terms used in this application should be understood by people with ordinary skills in the field to which the utility model belongs. The words "one" or "one" and the like used in the specification and claims of this application do not indicate a quantitative limitation, but indicate the existence of at least one. "Multiple" includes two, which is equivalent to at least two. "Including" or "including" and the like mean that the elements or objects appearing in front of "including" or "including" include the elements or objects listed after "including" or "including" and their equivalents, and do not exclude other elements or objects. "Connected" or "connected" and the like are not limited to physical or mechanical connections, and can include electrical connections, whether direct or indirect. The singular forms of "one", "said" and "the" used in the specification and the appended claims of this application are also intended to include plural forms, unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0023] like Figure 1-2 As shown, a processing device for recovering copper-containing waste liquid by iron powder replacement includes a reaction chamber 1 and a waste liquid chamber 2, the reaction chamber 1 is located above the waste liquid chamber 2, a liquid inlet pipe 3 is provided near the top of the reaction chamber 1, a liquid outlet pipe 4 is provided at the middle position of the bottom of the waste liquid chamber 2, and a connecting pipe 5 is provided between the reaction chamber 1 and the waste liquid chamber 2, that is, the reaction chamber 1 and the waste liquid chamber 2 can be connected through the connecting pipe 5, and the copper-containing waste liquid in the reaction chamber 1 can be introduced into the waste liquid chamber 2; a processing device for recovering copper-containing waste liquid by iron powder replacement also includes a circulating water pump 6 and a plurality of pipes 7, the circulating water pump 6 and the pipes 7 form a waste liquid circulation system, the pipes 7 are respectively connected to the reaction chamber 1 and the waste liquid chamber 2, the liquid inlet end of the circulating water pump 6 is connected to the pipe 7 connected to the waste liquid chamber 2, and the liquid outlet end of the circulating water pump 6 is connected to the pipe 7 connected to the reaction chamber 1.

[0024] The waste liquid in the reaction chamber 1 can enter the waste liquid chamber 2 through the connecting pipe 5, and the (incompletely reacted) waste liquid in the waste liquid chamber 2 enters the reaction chamber 1 under the action of the circulating water pump 6 and the pipeline 7. The circulating water pump 6 and the pipeline 7 can be used to circulate the waste liquid and purify the waste liquid multiple times, so that the treatment of the copper-containing waste liquid is more thorough.

[0025] A removable filter plate 8 is provided on the waste liquid bin 2. The filter plate 8 includes an outer frame 81 and a filter core plate 82. The filter core plate 82 is arranged inside the outer frame 81. The filter core plate 82 is lower than the outer frame 81. The height difference between the filter core plate 82 and the outer frame 81 forms a accommodating cavity.

[0026] The present application uses iron powder to replace copper in copper-containing waste liquid and recover copper powder, so the replaced copper powder will accumulate on the filter plate 8 (in the accommodating cavity) to separate the waste liquid and the copper powder.

[0027] The bottom surfaces of the reaction chamber 1 and the waste liquid chamber 2 are both concave structures with high outer sides and low middles. The bottom of this structure can drain as much copper powder and waste liquid in the reaction chamber 1 and waste liquid in the waste liquid chamber 2 as possible.

[0028] A top cover 9 is provided on the top of the reaction bin 1 , and the top cover 9 is fixed on the reaction bin 1 . A feed hopper 10 is provided on the top cover 9 . The feed hopper 10 is a structure with a large top and a small bottom. A withdrawable baffle plate 11 is provided on the feed hopper 10 .

[0029] A motor 13 is also provided on the top cover 9, and a stirring paddle 14 is provided on the output shaft of the motor 13. The stirring paddle 14 is located in the reaction chamber 1, and the output shaft of the motor 13 can be used to drive the stirring paddle 14 to stir, thereby increasing the efficiency of the equipment during the iron powder replacement process.

[0030] The liquid inlet pipe 3 , the liquid outlet pipe 4 and the connecting pipe 5 are all provided with a stop valve 12 , and the opening and closing of the liquid inlet pipe 3 , the liquid outlet pipe 4 and the connecting pipe 5 are controlled by the stop valve 12 .

[0031] The utility model is a processing device for recovering copper-containing waste liquid by replacing iron powder. Its working principle is explained in conjunction with the accompanying drawings:

[0032] The copper-containing waste liquid is introduced into the reaction bin 1 through the liquid inlet pipe 3, and then the baffle plate 11 is pulled out, and the iron powder is introduced into the reaction bin 1 through the hopper 10, and the motor 13 is started. The motor 13 drives the stirring paddle 14 to stir the waste liquid, and the copper powder is replaced by the replacement reaction, and then the stop valve 12 on the connecting pipe 5 is opened, and the reacted waste liquid and copper powder enter the waste liquid bin 2 through the connecting pipe 5, and the copper powder will be intercepted on the filter plate 8; the (incompletely reacted) waste liquid in the waste liquid bin 2 can enter the reaction bin 1 again under the action of the circulating water pump 6 and the pipeline 7, and multiple circulation reactions can be carried out to replace the copper in the waste liquid as much as possible, and the completely reacted waste liquid is finally discharged through the liquid outlet pipe 4.

[0033] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A treatment device for recovering copper-containing waste liquid by iron powder replacement, characterized in that: It includes a reaction chamber and a waste liquid chamber, wherein the reaction chamber is located above the waste liquid chamber, a liquid inlet pipe is arranged near the top of the reaction chamber, a liquid outlet pipe is arranged at the middle position of the bottom of the waste liquid chamber, a connecting pipe is arranged between the reaction chamber and the waste liquid chamber, and the connecting pipe connects the reaction chamber and the waste liquid chamber; it also includes a circulating water pump and a plurality of pipes, wherein the pipes are respectively connected to the reaction chamber and the waste liquid chamber, the liquid inlet end of the circulating water pump is connected to a pipe connected to the waste liquid chamber, and the liquid outlet end of the circulating water pump is connected to a pipe connected to the reaction chamber.

2. The device for recovering copper-containing waste liquid by iron powder replacement according to claim 1, characterized in that: The waste liquid bin is provided with a removable filter plate, the filter plate comprises an outer frame and a filter core plate, and the filter core plate is arranged inside the outer frame.

3. The processing device for recovering copper-containing waste liquid by iron powder replacement according to claim 2 is characterized in that: The filter core plate is lower than the outer frame, and the height difference between the filter core plate and the outer frame forms a receiving cavity.

4. The processing device for recovering copper-containing waste liquid by iron powder replacement according to claim 1 or 3, characterized in that: The bottom surfaces of the reaction chamber and the waste liquid chamber are both concave structures with a high outer side and a low middle.

5. The processing device for recovering copper-containing waste liquid by iron powder replacement according to claim 1 is characterized in that: The top of the reaction bin is provided with a top cover, and the top cover is provided with a feed hopper, and the feed hopper is a structure with a larger upper part and a smaller lower part.

6. The device for recovering copper-containing waste liquid by iron powder replacement according to claim 5 is characterized in that: The top cover is also provided with a motor, the output shaft of the motor is provided with a stirring paddle, and the stirring paddle is located in the reaction chamber.

7. The device for recovering copper-containing waste liquid by iron powder replacement according to claim 5, characterized in that: The feeding hopper is provided with a withdrawable material blocking plate.

8. The device for recovering copper-containing waste liquid by iron powder replacement according to claim 1, characterized in that: The liquid inlet pipe, the liquid outlet pipe and the connecting pipe are all provided with stop valves.

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