CN218478645U

CN218478645U - Copper recovery unit of copper sulfate etching liquid

Info

Publication number: CN218478645U
Application number: CN202222882536.3U
Authority: CN
Inventors: 罗万里; 朱厦晖; 王武晖
Original assignee: Shenzhen Qianchengjin Environmental Protection Technology Co ltd
Current assignee: Shenzhen Qianchengjin Environmental Protection Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-02-14
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a copper recovery unit of copper sulfate etching liquid, including filtering the cauldron body and the precipitation cauldron body, filter kettle body upper end installs filter equipment, precipitation cauldron body upper end mid-mounting has agitating unit, precipitation cauldron body upper end right part is installed the liquid medicine import, heating device is installed to precipitation cauldron body right-hand member lower part, precipitation cauldron body lower extreme mid-mounting has the discharge gate, filter the cauldron body and all install the supporting seat with precipitation cauldron body lower extreme left part and lower extreme right part, filter the cauldron body and install the pump body jointly with the one end that the precipitation cauldron body corresponds. A copper recovery unit of copper sulfate etching solution, carry out filtration treatment through some etched impurity residues in the filter equipment will useless etching solution to improve the device carry copper quality and effect, heated etching solution and liquid medicine through heating device, stirred by agitating unit again and mixed, and then improved the recovery efficiency of copper sulfate.

Description

Copper recovery unit of copper sulfate etching liquid

Technical Field

The utility model relates to an etching solution technical field, in particular to copper recovery unit of copper sulfate etching solution.

Background

The etching solution is a raw material for engraving the copper plate painting, is a liquid for engraving by eroding the characteristics of materials, and comprises various types such as acidic copper chloride, alkaline copper chloride, ferric chloride and the like. However, a large amount of spent etching waste liquid, such as acidic etching liquid, alkaline etching liquid, micro-etching liquid, etc., is generated during the etching process, wherein the alkaline etching waste liquid contains copper ions, ammonium cations, tetraammine copper ions, etc., so that the copper recovery treatment of the spent etching liquid is very important.

The prior patent (application number 202022008194.3) discloses equipment for regenerating copper sulfate by etching solution, wherein the prior treatment method of the etching waste solution mainly comprises a chemical precipitation method, a flocculation precipitation method, a solvent extraction method, copper recovery, copper sulfate and the like. The existing etching solution and the regenerated copper sulfate solution have low mixing efficiency, so that the recovery efficiency of copper sulfate is low; in addition, before the copper extraction of the waste etching solution, some etching impurity residues exist, and the efficiency and quality of the copper extraction of the waste etching solution are affected. In summary, the following problems exist in the conventional etching solutions for recovering copper:

1. the mixing efficiency of the etching solution and the regenerated copper sulfate solution is general, and the recovery efficiency of copper sulfate is further influenced; 2. before the copper extraction of the waste etching solution, some etching impurity residues still exist in the waste etching solution, so that the efficiency and quality of the copper extraction of the waste etching solution are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a copper recovery device of copper sulfate etching solution, which can effectively solve the problem that the mixing efficiency of the etching solution and the regenerated copper sulfate solution is general, thereby influencing the recovery efficiency of copper sulfate; before the copper extraction of the waste etching solution, some etching impurity residues still exist in the waste etching solution, so that the efficiency and the quality of the copper extraction of the waste etching solution are influenced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a copper recovery unit of copper sulfate etching liquid, includes the filtering kettle body and the precipitation kettle body, filtering kettle body installs filter equipment in the upper end, precipitation kettle body upper end mid-mounting has agitating unit, precipitation kettle body upper end right part installs the liquid medicine import, heating device is installed to precipitation kettle body right-hand member lower part, precipitation kettle body lower extreme mid-mounting has the discharge gate, the supporting seat is all installed with precipitation kettle body lower extreme left part and lower extreme right part to the filtering kettle body, the pump body is installed jointly to the one end that the filtering kettle body and the precipitation kettle body correspond.

Preferably, filter equipment includes the filter screen, the connecting plate, two are all installed to filter screen upper end front portion and upper end rear portion the kerve has all been opened on the one end upper portion that the connecting plate corresponds, filter cauldron body left end upper portion and install the feed inlet, install a plurality of support frame on the internal wall of filter cauldron, the filter screen passes through the support frame and installs in the internal end of filter cauldron. The waste etching liquid is poured into the filtering kettle body through the feeding hole in the filtering device, the impurity residues etched in the waste etching liquid are filtered through the filtering net, and then the filtered waste etching liquid is pumped into the precipitation kettle body through the pump body to extract copper, so that the copper extraction quality and effect of the device are improved.

Preferably, agitating unit includes the motor, motor output end fixed mounting has the pivot, pivot surface mounting has two stirring leaves, the motor is installed at the middle part of settling cask body upper end. The motor on the stirring device drives the rotating shaft, and the rotating shaft further drives the stirring blades on the rotating shaft to rapidly mix the liquid medicine into the waste etching solution, so that copper ions in the waste etching solution are rapidly precipitated.

Preferably, heating device includes the heater, the link is all installed to heater front end and rear end, two the heating pipe is installed jointly to the link left end, the heater is installed in precipitation kettle body right-hand member lower part. The heater on the heating device drives the heating pipe to heat the waste etching liquid and the liquid medicine, so that the liquid medicine can be conveniently mixed.

Preferably, a plurality of the support frame all is L shape and a plurality of support frame uses the filter kettle body to be the annular array distribution as the center.

Preferably, the stirring blade and the heating pipe are both positioned in the precipitation kettle body, and a gap is formed between the stirring blade and the heating pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. when copper recovery is required to be carried out on copper sulfate etching liquid, waste etching liquid is poured into the filtering kettle body through a feeding hole in the filtering device, impurity residues etched in the waste etching liquid are filtered through the filtering net at the moment, and then the filtered waste etching liquid is sucked into the precipitating kettle body by the pump body to carry out copper extraction.

2. After the waste etching solution enters the precipitation kettle body, the liquid medicine is poured into the precipitation kettle body through the liquid medicine inlet, the heater on the heating device drives the heating pipe to heat the waste etching solution and the liquid medicine, then the motor on the stirring device drives the rotating shaft, the rotating shaft further drives the stirring blades on the rotating shaft to rapidly mix the liquid medicine into the waste etching solution, so that copper ions in the waste etching solution are rapidly precipitated, and the recovery efficiency of copper sulfate is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a copper recovery apparatus for copper sulfate etching solution according to the present invention;

FIG. 2 is a schematic view of the overall structure of the filtering apparatus of the copper recovery apparatus for copper sulfate etching solution of the present invention;

FIG. 3 is a schematic view of the overall structure of a stirring apparatus of a copper recovery apparatus for copper sulfate etching solution according to the present invention;

FIG. 4 is a schematic view of the overall structure of the heating device of the copper recovery device for copper sulfate etching solution of the present invention.

In the figure: 1. filtering the kettle body; 2. a filtration device; 3. a stirring device; 4. a heating device; 5. a settling kettle body; 6. a pump body; 7. a supporting seat; 8. a liquid medicine inlet; 9. a discharge port; 20. a filter screen; 21. a connecting plate; 22. groove drawing; 23. a support frame; 24. a feed inlet; 30. a motor; 31. a rotating shaft; 32. stirring blades; 40. a heater; 41. a connecting frame; 42. heating the tube.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1-4, a copper recovery unit of copper sulfate etching solution, including the filter tank body 1 and the precipitation tank body 5, filter unit 2 is installed to filter tank body 1 upper end, 5 upper ends mid-mounting of precipitation tank body have agitating unit 3, 5 upper ends right part of precipitation tank body installs liquid medicine import 8, 5 right-hand member lower parts of precipitation tank body install heating device 4, 5 lower extreme mid-mounting of precipitation tank body have discharge gate 9, filter tank body 1 and 5 lower extreme left parts of precipitation tank body and lower extreme right parts all install supporting seat 7, the one end that filter tank body 1 and precipitation tank body 5 correspond installs the pump body 6 jointly.

The filtering device 2 comprises a filtering net 20, connecting plates 21 are respectively arranged at the front part of the upper end and the rear part of the upper end of the filtering net 20, pull grooves 22 are respectively arranged at the upper parts of the corresponding ends of the two connecting plates 21, a feeding hole 24 is arranged at the upper part of the left end of the filtering kettle body 1, and a plurality of supporting frames 23 are arranged on the inner wall of the filtering kettle body 1; in one embodiment, the supporting frame 23 is fixed on the inner wall of the filtering kettle body 1 by welding. The filter screen 20 is arranged at the upper end of the filter kettle body 1 through a support frame 23; the plurality of support frames 23 are all L-shaped, and the plurality of support frames 23 are distributed in an annular array by taking the filtering kettle body 1 as the center. As a specific implementation manner, in this embodiment, the waste etching solution is poured into the filtering kettle body 1 through the feeding port 24, at this time, some etched impurity residues in the waste etching solution are filtered through the filtering net 20, and then the filtered waste etching solution is pumped into the precipitating kettle body 5 by the pump body 6 to extract copper, so that the copper extraction quality and effect of the device are improved.

Agitating unit 3 includes motor 30, and motor 30 output end fixed mounting has

pivot

31, and 31 outer surface mounting of pivot has two stirring leaves 32, and motor 30 is installed in 5 upper ends middle parts of the setting kettle body. In this embodiment, the motor 30 drives the rotating shaft 31, and the rotating shaft 31 further drives the stirring blade 32 thereon to rapidly mix the chemical solution into the waste etching solution, so as to rapidly precipitate the copper ions in the waste etching solution.

The heating device 4 comprises a heater 40, the front end and the rear end of the heater 40 are both provided with connecting frames 41, the left ends of the two connecting frames 41 are both provided with a heating pipe 42, and the heater 40 is arranged at the lower part of the right end of the settling kettle body 5; the stirring blade 32 and the heating pipe 42 are both positioned in the settling kettle body 5, and a gap is formed between the stirring blade 32 and the heating pipe 42. As a specific implementation manner, in the present embodiment, the heater 40 drives the heating pipe 42 to heat the waste etching solution and the chemical solution, so as to facilitate the mixing of the chemical solution.

It should be noted that, the utility model relates to a copper recovery unit of copper sulfate etching liquid, when needs carry out copper recovery to copper sulfate etching liquid, at first pour waste etching liquid into the filter tank body 1 through feed inlet 24 on the filter equipment 2 in, carry out filtration treatment through some etched impurity residue in the filter screen 20 in the waste etching liquid this moment, carry out copper in the waste etching liquid suction after will filtering precipitation tank body 5 by the pump body 6 after then, not only improved the copper quality and the effect of carrying out the device, and can conveniently pull out filter screen 20 through the kerve 22 on the connecting plate 21, in order to clear up filter screen 20 or change, pour the liquid medicine into precipitation tank body 5 through liquid medicine import 8 in, at this moment, drive heating pipe 42 through heater 40 on heating device 4 and heat waste etching liquid and liquid medicine, drive pivot 31 by motor 30 on the agitating unit 3 again, pivot 31 and then drive stirring leaf 32 on it and mix the liquid medicine to the etching liquid fast, and then make the copper ion in the waste etching liquid deposit fast, and then the recovery efficiency of copper sulfate has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a copper recovery unit of copper sulfate etching solution, includes the filtering kettle body (1) and the setting kettle body (5), its characterized in that: filter kettle body (1) upper end and install filter equipment (2), precipitation kettle body (5) upper end mid-mounting has agitating unit (3), precipitation kettle body (5) upper end right part installs liquid medicine import (8), heating device (4) are installed to precipitation kettle body (5) right-hand member lower part, precipitation kettle body (5) lower extreme mid-mounting has discharge gate (9), support seat (7) are all installed with precipitation kettle body (5) lower extreme left part and lower extreme right part to the filtration kettle body (1), the one end that the filtration kettle body (1) and precipitation kettle body (5) correspond installs pump body (6) jointly.

2. The apparatus for recovering copper from a copper sulfate etching solution as set forth in claim 1, wherein: filter equipment (2) include filter screen (20), connecting plate (21), two are all installed to filter screen (20) upper end front portion and upper end rear portion the kerve (22) have all been opened on the one end upper portion that connecting plate (21) correspond, filter the cauldron body (1) left end upper portion and install feed inlet (24), install a plurality of support frame (23) on the inner wall of the filtration cauldron body (1), install in the filtration cauldron body (1) upper end filter screen (20) through support frame (23).

3. The apparatus for recovering copper from a copper sulfate etching solution as set forth in claim 1, wherein: agitating unit (3) include motor (30), motor (30) output end fixed mounting has pivot (31), pivot (31) surface mounting has two stirring leaves (32), motor (30) are installed in the middle part of the precipitation kettle body (5) upper end.

4. The apparatus for recovering copper from a copper sulfate etching solution as set forth in claim 3, wherein: heating device (4) include heater (40), link (41), two are all installed to heater (40) front end and rear end heating pipe (42) are installed jointly to link (41) left end, install in the precipitation cauldron body (5) right-hand member lower part heater (40).

5. The apparatus for recovering copper from a copper sulfate etching solution as set forth in claim 2, wherein: the support frames (23) are L-shaped, and the support frames (23) are distributed in an annular array by taking the filtering kettle body (1) as the center.

6. The apparatus for recovering copper from a copper sulfate etching solution as set forth in claim 4, wherein: the stirring blades (32) and the heating pipes (42) are both positioned in the settling kettle body (5), and gaps exist between the stirring blades (32) and the heating pipes (42).