CN210645774U - Chlorine absorption tower of recycling - Google Patents
Chlorine absorption tower of recycling Download PDFInfo
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- CN210645774U CN210645774U CN201921498391.9U CN201921498391U CN210645774U CN 210645774 U CN210645774 U CN 210645774U CN 201921498391 U CN201921498391 U CN 201921498391U CN 210645774 U CN210645774 U CN 210645774U
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- main groove
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Abstract
The utility model discloses a chlorine absorption and reuse tower, wherein the tower body comprises a chlorine absorption chamber (20) and a main groove (30) communicated with the bottom of the chlorine absorption chamber (20); a purified gas discharge port (21) is formed in the top of the chlorine absorption chamber (20), and a mist absorption filler layer, a spray pipe (33), an atomizer (23), a multi-surface ball layer and the like are arranged in the chlorine absorption chamber (20); the chlorine gas spraying device is characterized in that the main groove (30) is provided with a chlorine gas air inlet (25), an overflow port (26) and an etching liquid water inlet and outlet (27), the lower end of one side of the main groove (30) is provided with a circulating pump (29), and the top of the circulating pump (29) is communicated with a spraying pipe (33) of the chlorine gas absorption chamber (20). The utility model discloses chlorine absorbs the tower of recycling can retrieve the chlorine and recycle, can be with monovalent copper ion oxidation one-tenth cupric ion in the etching solution simultaneously, the circulation regeneration, effectual.
Description
Technical Field
The utility model belongs to the technical field of acid etching solution cyclic regeneration, concretely relates to can be used for acid etching solution cyclic regeneration's chlorine to absorb tower of recycling.
Background
The device for electrolytically treating the acid copper chloride etching solution has the advantages that chlorine is separated out in the cathode area of the electrolytic cell, air is polluted, resources are wasted, the chlorine needs to be treated, and the chlorine is treated conventionally by introducing the chlorine into liquid alkali to form sodium hypochlorite for absorption.
For example, 200910014854.4 discloses a chlorine absorption tower, which comprises a tower body, wherein an air inlet pipe is installed at the lower part of the tower body, an air outlet pipe is installed at the upper part of the tower body, a first spray pipe and a second spray pipe which are perpendicular to each other are installed at the upper part of the tower body, a first hanging rod and a second hanging rod are installed in the tower body, a plurality of baffle plates are installed between the first hanging rod and the second hanging rod, the baffle plates are parallel to each other, and the baffle plates are bent. The device has the advantages that the chlorine rising in the tower can be slowed down by arranging the baffle plate, the contact time and the contact area of the chlorine and sulfuric acid are increased, and the absorption rate of the chlorine is greatly improved.
The above problems are: 1. the absorbed chlorine is not well utilized; 2. the acidic etching solution is not recycled.
Disclosure of Invention
In order to solve the problem, the utility model discloses a chlorine that separates out among the electrolytic process carries out acid copper chloride etching solution regeneration, consequently has developed a chlorine absorption tower of recycling. The utility model discloses can absorb chlorine and oxidize the monovalent copper ion that the sculpture generated simultaneously for bivalent copper ion cyclic utilization under the effect of chlorine, fine utilization the chlorine that the electrolysis in-process appeared.
In order to achieve the above object, the utility model provides a following technical scheme:
a chlorine absorption and reuse tower comprises a tower body, wherein the tower body comprises a chlorine absorption chamber and a main groove communicated with the bottom of the chlorine absorption chamber; the top of the chlorine absorption chamber is provided with a purified gas discharge port, a fog absorption filler layer is arranged inside the top of the chlorine absorption chamber, at least one layer of spray pipe is arranged below the fog absorption filler layer, at least one atomizer is arranged below the spray pipe, and a multi-surface ball layer is arranged at the lower end of the atomizer; the chlorine gas absorption device is characterized in that a chlorine gas air inlet is formed in one side of the upper end of the main groove, an overflow port is formed in the middle of the surface of the main groove, an etching liquid water inlet and outlet is formed in the lower end of the surface of the main groove, a circulating pump is arranged at the lower end of one side of the main groove, and the top of the circulating pump is communicated with a spraying pipe of the chlorine gas absorption chamber.
In a preferable scheme, the chlorine absorption chamber is provided with at least one observation window, so that the internal condition is convenient to observe, and the placement and the maintenance of the multi-surface ball are also convenient.
In a preferable scheme, a cooling pipeline is arranged in the main tank and communicated with an external refrigerating device, so that the temperatures of the etching solution and the chlorine gas can be reduced, and the absorption of the chlorine gas is facilitated.
Preferably, the bottom of the chlorine absorption chamber and the top of the connected main groove are provided with communication holes.
Preferably, an ORP detector is arranged in the main tank, and ORP data of the etching solution are monitored at any time.
Preferably, the absorption filter material in the mist absorption filler layer is multilayer.
Compared with the prior art, the utility model discloses possess following beneficial effect: the utility model discloses chlorine absorbs the tower of recycling can retrieve the chlorine and recycle, can be with monovalent copper ion oxidation one-tenth cupric ion in the etching solution simultaneously, cyclic regeneration.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic structural view of a chlorine absorption and recycling tower provided by the present invention;
FIG. 2 is a schematic view of an acid etching recycling system according to the present invention;
in the figure: 1. an electrolytic cell; 2. a chlorine absorption and reuse tower; 3. a circulation tank; 4. a waste gas absorption tower; 20. a chlorine absorption chamber; 21. a purge gas discharge port; 22. a mist absorbing filler; 23. an atomizer; 24. an observation window; 25. a chlorine gas inlet; 26. an overflow port; 27. an etching solution water inlet and outlet; 28. a multi-faceted ball; 29. a circulation pump; 30. a main tank; 31. a cooling duct; 32. an ORP detector; 33. and (4) a spray pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, the present invention provides a technical solution: a chlorine absorption and reuse tower 2 comprises a tower body, a chlorine absorption chamber 20 and a main groove 30 communicated with the bottom of the chlorine absorption chamber 20; a purified gas discharge port 21 is formed in the top of the chlorine absorption chamber 20, a mist absorption filler layer (the internal substance is a mist absorption filler 22) is arranged inside the top end of the chlorine absorption chamber 20, at least one spray pipe 33 is arranged below the mist absorption filler layer, at least one atomizer 23 is arranged below the spray pipe 33, and a multi-surface spherical layer is arranged at the lower end of the atomizer 23; a chlorine air inlet 25 is formed in one side of the upper end of the main groove 30, an overflow port 26 is formed in the middle of the surface of the main groove 30, an etching liquid water inlet and outlet 27 is formed in the lower end of the surface of the main groove 30, a circulating pump 29 is arranged at the lower end of one side of the main groove 30, and the top of the circulating pump 29 is communicated with a spraying pipe 33 of the chlorine absorption chamber 20.
Referring to fig. 2, an acid etching recycling system includes an electrolytic cell 1, the chlorine absorption and reuse tower 2, a recycle tank 3, and a waste gas absorption tower 4. The catholyte in the circulation tank 3 enters a main tank 30, then the catholyte containing high-concentration monovalent copper ions enters the chlorine absorption chamber 20 through an atomizer 23 by a circulation pump 29, then returns to the main tank 30 from a communication hole between the bottom of the chlorine absorption chamber 20 and the main tank 30 through a multi-surface ball 28, returns to the anode of the circulation tank 3 from an overflow port 26 of the main tank 30, and returns to the anode of the electrolytic tank 1 for full regeneration.
In addition, the cooling pipe 31 is provided in the main tank 30, the temperature of the catholyte in the main tank 30 is reduced by the cooling pipe 31, and the temperature of the catholyte in the main tank 30 is kept below the normal temperature, which is more favorable for the absorption of chlorine gas.
The bottom of the chlorine absorption chamber 20 is provided with a communicating hole at the top of a main tank 30 connected with the bottom of the chlorine absorption chamber 20, the chlorine absorption and reuse tower 2 is connected with a waste gas absorption tower 4 through a pipeline, chlorine generated by the electrolytic tank 1 enters the chlorine absorption and reuse tower 2 through a pipeline, then enters the chlorine absorption chamber 20 through the communicating hole at the bottom of the chlorine absorption chamber 20 and the top of the main tank 30 connected with the bottom of the chlorine absorption chamber 20 to react with atomized catholyte and cuprous chloride in the catholyte on the polyhedral ball 28 to generate cupric chloride, absorption of chlorine is completed, the residual waste gas is filtered by a mist absorption filler 22 and then enters the waste gas absorption tower 4 from a purified gas discharge port 21, negative pressure is formed in the chlorine absorption and reuse tower, the chlorine absorption and reuse tower 2 is connected with the electrolytic tank 1 through a pipeline, and the circulating tank 3 is respectively communicated with the electrolytic tank 1 and the chlorine absorption and reuse tower 2 through pipelines, the ORP detector 32 is arranged in the main tank 30 and used for detecting an ORP value and facilitating timely addition of catholyte, the absorption filter material in the mist absorption filler 22 is multi-layered, the chlorine detector is arranged on the inner side of the purified gas discharge port 21, and the electrolytic tank 1 is connected with the regenerated liquid storage barrel.
The utility model discloses a theory of operation and use flow: when in use, the catholyte of the circulating tank 3 enters the main tank 30, then the catholyte containing high-concentration monovalent copper ions enters the chlorine absorption chamber 20 through the atomizer 23 through the circulating pump 29, then returns to the main tank 30 from the bottom of the chlorine absorption chamber 20 and the communication hole of the main tank 30 through the polyhedral ball 28, returns to the anode of the circulating tank 3 from the overflow port 26 of the main tank 30, returns to the anode of the electrolytic tank 1 for full regeneration, the main tank 30 is provided with the ORP detector 32 for adding the catholyte in time, the chlorine generated by the electrolytic tank 1 enters the chlorine absorption and reuse tower 2 through a pipeline, then enters the chlorine absorption chamber 20 through the communication hole at the bottom of the chlorine absorption chamber 20 and the communication hole at the top of the connected main tank 30 to react with the atomized catholyte and cuprous chloride in the catholyte to generate copper chloride, the absorption of the chlorine is completed, the residual waste gas enters the waste gas absorption tower 4 from the purified gas discharge port 21 after being filtered by the mist absorption filler 22, through discharging after sodium hydroxide absorption neutralization, a chlorine detector is installed at the purified gas discharge port 21, and the chlorine detector gives an alarm to indicate that the chlorine in the chlorine absorption recycling tower 2 does not fully react with the catholyte, and at the moment, the operation of the device is stopped and the device is overhauled to prevent the chlorine leakage from generating adverse consequences. The temperature of the catholyte in the main tank 30 is reduced through the cooling pipeline 31, and the temperature of the catholyte in the main tank 30 is kept below the normal temperature, which is more beneficial to the absorption of chlorine.
Claims (6)
1. A chlorine absorption and reuse tower comprises a tower body, and is characterized in that the tower body comprises a chlorine absorption chamber (20) and a main groove (30) communicated with the bottom of the chlorine absorption chamber (20); a purified gas discharge port (21) is formed in the top of the chlorine absorption chamber (20), a mist absorption filler layer is arranged inside the top end of the chlorine absorption chamber (20), at least one layer of spray pipe (33) is arranged below the mist absorption filler layer, at least one atomizer (23) is arranged below the spray pipe (33), and a multi-surface ball layer is arranged at the lower end of the atomizer (23); the chlorine gas absorption device is characterized in that a chlorine gas air inlet (25) is formed in one side of the upper end of the main groove (30), an overflow port (26) is formed in the middle of the surface of the main groove (30), an etching liquid water inlet and outlet (27) is formed in the lower end of the surface of the main groove (30), a circulating pump (29) is arranged at the lower end of one side of the main groove (30), and the top of the circulating pump (29) is communicated with a spraying pipe (33) of the chlorine gas absorption chamber (20).
2. The chlorine absorption tower according to claim 1, wherein the chlorine absorption cell (20) is provided with at least one observation window (24).
3. The chlorine absorption tower according to claim 1, wherein the main tank (30) is provided with a cooling pipe (31) therein.
4. The chlorine absorbing/recycling tower according to claim 1, wherein the bottom of the chlorine absorbing chamber (20) is provided with a communication hole at the top of the main tank (30) connected thereto.
5. The chlorine absorption recycle column as set forth in claim 1, wherein an ORP detector (32) is provided inside the main tank (30).
6. The chlorine absorbing/recycling tower according to claim 1, wherein the mist absorbing filler layer has a plurality of layers of absorbing filter materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921498391.9U CN210645774U (en) | 2019-09-10 | 2019-09-10 | Chlorine absorption tower of recycling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921498391.9U CN210645774U (en) | 2019-09-10 | 2019-09-10 | Chlorine absorption tower of recycling |
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| Publication Number | Publication Date |
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| CN210645774U true CN210645774U (en) | 2020-06-02 |
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| CN201921498391.9U Active CN210645774U (en) | 2019-09-10 | 2019-09-10 | Chlorine absorption tower of recycling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114318372A (en) * | 2022-01-18 | 2022-04-12 | 广东德同环保科技有限公司 | Device and method for absorbing chlorine by circularly electrolyzing ferric trichloride |
-
2019
- 2019-09-10 CN CN201921498391.9U patent/CN210645774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114318372A (en) * | 2022-01-18 | 2022-04-12 | 广东德同环保科技有限公司 | Device and method for absorbing chlorine by circularly electrolyzing ferric trichloride |
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