CN210752004U - Chlorine electrolytic reduction device - Google Patents
Chlorine electrolytic reduction device Download PDFInfo
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- CN210752004U CN210752004U CN201920922047.1U CN201920922047U CN210752004U CN 210752004 U CN210752004 U CN 210752004U CN 201920922047 U CN201920922047 U CN 201920922047U CN 210752004 U CN210752004 U CN 210752004U
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Abstract
A chlorine electrolytic reduction device relates to the technical field of chlorine treatment. It comprises a chlorine storage chamber communicated with the fire-fighting robot; the electrolytic reaction tower is communicated with the chlorine storage chamber; and an alkali liquor storage tank communicated with the electrolytic reaction tower; the electrolytic reaction tower comprises: an anode reaction chamber and a cathode reaction chamber; and a bipolar plate disposed between the anode reaction chamber and the cathode reaction chamber to separate the anode reaction chamber from the cathode reaction chamber. The purposes of improving the chlorine reduction efficiency and reducing the environmental pollution are achieved.
Description
Technical Field
The utility model relates to a chlorine treatment technical field, concretely relates to chlorine electrolysis reduction device.
Background
Chlorine is a common raw material in industry, and a specially designed steel cylinder is needed for storage, transportation, use and disposal, and two wide doors which are arranged side by side and have small intervals are arranged on the steel cylinder. In practical application, the valve on the steel cylinder is easy to damage, so that chlorine gas leaks. Chlorine gas is a highly corrosive chemical product, and leakage of the chlorine gas must be blocked to avoid environmental pollution.
The leaked chlorine gas is collected at the rescue site by using the air suction robot transformed from the fire-fighting robot in the prior art, and the leaked chlorine gas is inconvenient to transfer to the emergency situation due to the complex structure of most of the existing chlorine gas treatment devices, so that the leaked chlorine gas is safely and effectively treated, and a quick and effective treatment device is needed to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and deficiencies of the prior art and provide a chlorine electrolytic reduction device which has the advantages of high treatment efficiency and capability of reducing environmental pollution to the greatest extent.
In order to achieve the above object, the utility model adopts the following technical scheme: a chlorine electrolytic reduction apparatus comprising: a chlorine storage chamber communicated with the fire-fighting robot; the electrolytic reaction tower is communicated with the chlorine storage chamber; and an alkali liquor storage tank communicated with the electrolytic reaction tower; the electrolytic reaction tower comprises: an anode reaction chamber and a cathode reaction chamber; and a bipolar plate disposed between the anode reaction chamber and the cathode reaction chamber to separate the anode reaction chamber from the cathode reaction chamber.
In the further arrangement of the utility model, the lower end of the cathode reaction chamber is provided with an air inlet for chlorine to enter; the upper end of the cathode reaction chamber is provided with an exhaust pipe communicated with the chlorine storage chamber.
The utility model is further provided with a first spray head communicated with the alkali liquor storage tank in the cathode reaction chamber; and a second spray head communicated with the alkali liquor storage tank is arranged in the anode reaction chamber.
According to the further arrangement of the utility model, the anode reaction chamber is internally provided with anode filler and an anode plate inserted in the anode filler; the cathode reaction chamber is internally provided with cathode filler and a cathode plate inserted in the cathode filler; the anode plate and the cathode plate are respectively electrically connected with the anode and the cathode of a direct current power supply.
In the further arrangement of the utility model, the cathode filler is any one of graphite and lead alloy; the anode filler is any one of magnesium, zinc, magnesium alloy and zinc alloy.
The utility model is further provided with an air inlet for air to enter is arranged on the bottom side of the anode reaction chamber; and the upper end of the anode reaction chamber is provided with an air outlet for exhausting air.
The utility model discloses a further setting, the negative pole reacting chamber upper end is equipped with chlorine concentration test probe.
After the technical scheme is adopted, the utility model discloses beneficial effect does:
the utility model discloses mainly be the mode that adopts electrolysis redox handles the chlorine of leaking, utilize the strong oxidizing property of chlorine, it reduces chlorine into chloride ion to pass through the electrolytic reaction tower with chlorine, thereby the reaction of chlorine and alkali lye has been accelerated, simultaneously inject the air in the positive pole reacting chamber, the electrolytic reaction tower of in time discharging the oxygen that the indoor oxidation of positive pole reaction generated, be favorable to promoting the oxidation rate in the positive pole reacting chamber, thereby effectively improve this chlorine electrolytic reduction device's reaction efficiency, the absorption process speed to chlorine has been accelerated, the pollution to the environment has been reduced to the at utmost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1. a chlorine storage chamber; 2. an electrolytic reaction tower; 21. an anode reaction chamber; 211. a first nozzle; 212. anode filler; 213. an anode plate; 22. a cathode reaction chamber; 221. a second nozzle; 222. A cathode filler; 223. a cathode plate; 23. a bipolar plate; 3. an alkali liquor storage tank; 4. an air inlet; 5. an exhaust pipe; 6. an air inlet; 7. an air outlet; 8. a chlorine concentration detecting probe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment as required without making a contribution, but all the embodiments are protected by the patent law within the scope of the claims of the present invention.
The embodiment relates to a chlorine electrolytic reduction device, as shown in fig. 1, comprising: a chlorine storage chamber 1 communicated with the fire-fighting robot; the electrolytic reaction tower 2 is communicated with the chlorine storage chamber 1; and an alkali liquor storage tank 3 communicated with the electrolytic reaction tower 2; the electrolytic reaction tower 2 includes: an anode reaction chamber 21, a cathode reaction chamber 22; and a bipolar plate 23 disposed between the anode reaction chamber 21 and the cathode reaction chamber 22 to separate the anode reaction chamber 21 from the cathode reaction chamber 22.
As shown in fig. 1, the lower end of the cathode reaction chamber 22 is provided with an air inlet 4 for chlorine to enter; the upper end of the cathode reaction chamber 22 is provided with an exhaust pipe 5 communicated with the chlorine storage chamber 1, the cathode reaction chamber 22 is internally provided with a first spray nozzle 211 communicated with the alkali liquor storage tank 3, the anode reaction chamber 21 is internally provided with a second spray nozzle 221 communicated with the alkali liquor storage tank 3, in the embodiment, chlorine enters the cathode reaction chamber 22 from the air inlet 4 to carry out reduction reaction, and then carries out oxidation-reduction reaction with the alkali liquor sprayed by the first spray nozzle 211.
As shown in fig. 1, an anode packing 212 and an anode plate 213 inserted in the anode packing 212 are disposed in the anode reaction chamber 21; a cathode filler 222 and a cathode plate 223 inserted in the cathode filler 222 are arranged in the cathode reaction chamber 22; the anode plate 213 and the cathode plate 223 are electrically connected to the positive electrode and the negative electrode of the dc power supply, respectively.
In the present embodiment, the cathode filler 222 is any one of graphite and lead alloy; the anode filler 212 is any one of magnesium, zinc, magnesium alloy, and zinc alloy. Since chlorine gas enters from the air inlet 4 at the bottom end of the cathode reaction chamber 22, in the cathode reaction chamber 22, chlorine gas is firstly subjected to a reduction reaction with the cathode filler 222 under the action of the micro-current, that is, chlorine gas is reduced into chloride ions, since the first spray head 211 is sprayed with alkali liquor, chlorine gas is also subjected to an oxidation-reduction reaction with alkali liquor, in this embodiment, the alkali liquor in the alkali liquor storage tank 3 is sodium hydroxide, and then the chemical equation of the absorption process is: 2NaOH + Cl2 ═ NaOCl + NaCl + H2O, ClO "also undergoes a reduction reaction in an alkaline environment: ClO- + H2O ═ Cl- +2 OH-.
At this time, in the anode reaction chamber 21, sodium hydroxide is subjected to oxidation reaction under the action of micro current: 2OH- ═ O2+2H +, as shown in the figure, the bottom side of the anode reaction chamber 21 is provided with an air inlet 6 for air to enter, and the upper end of the anode reaction chamber 21 is provided with an air outlet 7 for air and oxygen to exit, the air is injected into the bottom side of the anode reaction chamber 21, and the oxygen generated by the oxidation reaction exits from the air outlet 7 out of the anode reaction chamber 21, thereby avoiding fire or explosion caused by excessive oxygen in the anode reaction chamber 21, accelerating the flow of gas and alkali liquor in the anode reaction chamber 21, being beneficial to promoting the progress of the oxidation reaction, and accelerating the absorption treatment efficiency of the chlorine electrolytic reduction device to chlorine.
As shown in fig. 1, the upper end of the cathode reaction chamber 22 is further provided with a chlorine concentration detection probe 8, and when the detection value of the chlorine concentration detection probe 8 is zero, it indicates that the chlorine gas in the chlorine gas storage chamber 1 and the chlorine gas are completely absorbed, so that a user can accurately know whether the chlorine gas in the chlorine gas storage chamber 1 is completely treated, and can timely know the treatment efficiency in the electrolytic reaction tower 2.
When the chlorine gas is treated, firstly, the chlorine gas in the chlorine gas storage chamber 1 is input from the lower end of the cathode reaction chamber 22; chlorine gas in the cathode reaction chamber 22 undergoes a reduction reaction with the cathode filler 222 under the action of the micro-current: cl2 → Cl-; the first nozzle 211 sprays the alkali solution toward the cathode reaction chamber 22, and the chlorine reacts with the alkali solution: cl2+ OH- → Cl- + ClO-; 2ClO- → 2Cl- +2 OH-; the second spray head 221 sprays alkali liquor to the anode reaction chamber 21, and under the action of micro-current, oxidation reaction 2OH- → O2+2H + occurs in the anode reaction chamber 21; injecting air from the air inlet 6 to the bottom end of the anode reaction chamber 21 for discharging O2 generated by oxidation in the anode reaction chamber 21 out of the anode reaction chamber 21 from the air outlet 7; the residual unabsorbed chlorine is returned to the chlorine storage chamber 1 through the exhaust pipe 5 for treatment again and is circulated in sequence; when the chlorine concentration detecting probe 8 detects that the chlorine concentration at the upper end of the cathode reaction chamber 22 is zero, the chlorine in the chlorine storage chamber 1 is completely absorbed.
The working principle of the utility model is as follows: the utility model discloses mainly be the mode that adopts electrolysis redox handles the chlorine of leaking, utilize the strong oxidizing property of chlorine, it reduces chlorine into chloride ion to pass through electrolysis reaction tower 2, thereby the reaction of chlorine and alkali lye has been accelerated, inject the air in positive pole reacting chamber 21 simultaneously, the oxygen that generates with the interior oxidation of positive pole reacting chamber 21 in time discharge electrolysis reaction tower 2, be favorable to promoting the oxidation rate in the positive pole reacting chamber 21, thereby effectively improve this chlorine electrolysis reduction device's reaction efficiency, the absorption process speed to chlorine has been accelerated, the pollution to the environment has been reduced in the at utmost.
The above description is only for the purpose of illustration and not limitation, and other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be covered by the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (7)
1. An electrolytic chlorine reduction apparatus, comprising: a chlorine storage chamber (1) communicated with the fire-fighting robot;
the electrolytic reaction tower (2) is communicated with the chlorine storage chamber (1); and the number of the first and second groups,
an alkali liquor storage tank (3) communicated with the electrolytic reaction tower (2);
the electrolytic reaction tower (2) comprises:
an anode reaction chamber (21) and a cathode reaction chamber (22); and the number of the first and second groups,
a bipolar plate (23) disposed between the anode reaction chamber (21) and the cathode reaction chamber (22) for separating the anode reaction chamber (21) and the cathode reaction chamber (22).
2. A chlorine electrolytic reduction apparatus according to claim 1, wherein the lower end of the cathode reaction chamber (22) is provided with a gas inlet (4) for chlorine gas to enter;
the upper end of the cathode reaction chamber (22) is provided with an exhaust pipe (5) communicated with the chlorine storage chamber (1).
3. A chlorine electrolytic reduction apparatus according to claim 2, wherein said cathode reaction chamber (22) is provided with a first nozzle (211) communicating with said lye storage tank (3);
and a second spray head (221) communicated with the alkali liquor storage tank (3) is arranged in the anode reaction chamber (21).
4. A chlorine electrolytic reduction apparatus according to claim 3, wherein said anode reaction chamber (21) is provided with an anode packing (212) and an anode plate (213) inserted in said anode packing (212);
a cathode filler (222) and a cathode plate (223) inserted in the cathode filler (222) are arranged in the cathode reaction chamber (22);
the anode plate (213) and the cathode plate (223) are respectively electrically connected with the positive pole and the negative pole of a direct current power supply.
5. A chlorine electrolytic reduction apparatus according to claim 4, characterized in that said cathode filler (222) is any one of graphite and lead alloy;
the anode filler (212) is any one of magnesium, zinc, magnesium alloy and zinc alloy.
6. A chlorine electrolytic reduction apparatus according to claim 5, characterized in that the bottom side of said anode reaction chamber (21) is provided with an air inlet (6) for air to enter;
the upper end of the anode reaction chamber (21) is provided with an air outlet (7) for discharging air.
7. An electrolytic chlorine reduction apparatus as claimed in claim 1, wherein said cathode reaction chamber (22) is provided at its upper end with a chlorine concentration detecting probe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922047.1U CN210752004U (en) | 2019-06-17 | 2019-06-17 | Chlorine electrolytic reduction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922047.1U CN210752004U (en) | 2019-06-17 | 2019-06-17 | Chlorine electrolytic reduction device |
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| CN210752004U true CN210752004U (en) | 2020-06-16 |
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| CN201920922047.1U Active CN210752004U (en) | 2019-06-17 | 2019-06-17 | Chlorine electrolytic reduction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124475A (en) * | 2019-06-17 | 2019-08-16 | 深圳市世和安全技术咨询有限公司 | A kind of chlorine electrolytic reduction device and method |
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2019
- 2019-06-17 CN CN201920922047.1U patent/CN210752004U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124475A (en) * | 2019-06-17 | 2019-08-16 | 深圳市世和安全技术咨询有限公司 | A kind of chlorine electrolytic reduction device and method |
| CN110124475B (en) * | 2019-06-17 | 2023-10-27 | 深圳市世和安全技术咨询有限公司 | Chlorine electrolytic reduction device and method |
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