CN205517150U - Electrolysis rare earth metal tail gas processing apparatus - Google Patents
Electrolysis rare earth metal tail gas processing apparatus Download PDFInfo
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- CN205517150U CN205517150U CN201620309276.2U CN201620309276U CN205517150U CN 205517150 U CN205517150 U CN 205517150U CN 201620309276 U CN201620309276 U CN 201620309276U CN 205517150 U CN205517150 U CN 205517150U
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- absorption tower
- rare earth
- pipeline
- earth metal
- gas processing
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Abstract
The utility model discloses an electrolysis rare earth metal tail gas processing apparatus, including electrolytic furnace, spiral shower and atomising head, the tail gas export of electrolytic furnace is connected with cyclone's air inlet through the pipeline, cyclone's gas outlet is passed through the pipeline and is connected with the air inlet on absorption tower, the spiral shower passes through the connecting piece and fixes the inside on the absorption tower, the atomising head is installed on the spiral shower, the right side on absorption tower is equipped with the neutralizer case, spiral shower, the pump body and neutralizer case loop through the pipe connection. The flue gas process cyclone who takes out from the electrolytic furnace carries out the gas -solid separation, comes out the tombarthite powder particle separation in the gas and save in solid particle thing collecting box, the flue gas gets into the absorption tower after that, and the flue gas carries out abundant contact reaction at rise in -process and atomising head spun neutralizer on the spiral shower, processing more complete, and the flue gas follow delivery pipe of handling is discharged.
Description
Technical field
This utility model belongs to tail gas disposal technique field, is specifically related to a kind of electrolysis rare earth metal exhaust gas processing device.
Background technology
Rare earth metal and alloy production mainly use the methods such as fluoride smelt salt rare earth oxide electrolysis, chloride system fused salt electrolysis process, vacuum-thermal reduction, vacuum reduction distillation, more than 90% rare earth metal to use fluoride smelt salt electrolysis to produce the most both at home and abroad.Fluoride smelt salt rare earth oxide electrolysis is to do anode with fluoride or fluoride fused salt mixt as electrolyte, with graphite, do negative electrode with tungsten etc., with molten salt electrolysis method that rare earth oxide is electrolysis raw material, by electrolysis, rare earth metal or alloy is obtained at negative electrode, electrolytic process will produce a certain amount of acid mist, SO2, carry a small amount of rare earth powder secretly and enter flue gas during effusion.And current exhaust gas processing device can not reach good treatment effect, the longest, efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of electrolysis rare earth metal exhaust gas processing device, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme: one is electrolysed rare earth metal exhaust gas processing device, including electrolytic furnace, screw spraying pipe and fog-spray nozzle, the offgas outlet of described electrolytic furnace is connected with the air inlet of cyclone separator by pipeline, the gas outlet of described cyclone separator is connected with the air inlet on absorption tower by pipeline, the bottom of described cyclone separator connects solid particulate matter collecting box, described screw spraying pipe is fixed on the inside on absorption tower by connector, described fog-spray nozzle is arranged on screw spraying pipe, the right side on described absorption tower is provided with neutralizer case, described screw spraying pipe, the pump housing and neutralizer case pass sequentially through pipeline and connect, the top on described absorption tower is connected with delivery pipe, bottom is connected with exhausted bath box by pipeline.
Preferably, described fog-spray nozzle is set to several, and fog-spray nozzle is placed equidistant at screw spraying Guan Shangcheng interval.
Preferably, the pipeline that described electrolytic furnace, cyclone separator and absorption tower are connected is equipped with air exhauster.
Preferably, the inside of described neutralizer case is provided with liquidometer, and described liquidometer electrically connects with the alarm being arranged on outside neutralizer case.
Technique effect of the present utility model and advantage: this electrolysis rare earth metal exhaust gas processing device, the flue gas extracted out from electrolytic furnace carries out gas solid separation through cyclone separator, the rare earth powder particles in gas is separated and is stored in solid particulate matter collecting box；Flue gas subsequently enters absorption tower, and the neutralizer that flue gas sprays with the fog-spray nozzle on screw spraying pipe in uphill process carries out sufficient haptoreaction, process more complete, and the waste liquid of generation flows into waste liquid collecting box, and the flue gas processed is discharged from delivery pipe；Simple in construction, processes the most completely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1 electrolytic furnace, 2 cyclone separator, 3 absorption towers, 4 screw spraying pipes, 5 fog-spray nozzles, 6 pump housings, 7 neutralizer casees, 8 liquidometers, 9 alarms, 10 exhausted bath box, 11 solid particulate matter collecting boxs, 12 air exhausters, 13 delivery pipes.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullThis utility model provides a kind of electrolysis rare earth metal exhaust gas processing device as shown in Figure 1，Including electrolytic furnace 1、Screw spraying pipe 4 and fog-spray nozzle 5，The offgas outlet of described electrolytic furnace 1 is connected with the air inlet of cyclone separator 2 by pipeline，The gas outlet of described cyclone separator 2 is connected with the air inlet on absorption tower 3 by pipeline，Described electrolytic furnace 1、It is equipped with air exhauster 12 on the pipeline that cyclone separator 2 and absorption tower 3 are connected，The bottom of described cyclone separator 2 connects solid particulate matter collecting box 11，Described screw spraying pipe 4 is fixed on the inside on absorption tower 3 by connector，Described fog-spray nozzle 5 is arranged on screw spraying pipe 4，Described fog-spray nozzle 5 is set to several，And fog-spray nozzle 5 is placed equidistant in interval on screw spraying pipe 4，The right side on described absorption tower 3 is provided with neutralizer case 7，Described screw spraying pipe 4、The pump housing 6 and neutralizer case 7 pass sequentially through pipeline and connect，The inside of described neutralizer case 7 is provided with liquidometer 8，Described liquidometer 8 electrically connects with the alarm 9 being arranged on outside neutralizer case 7，The top on described absorption tower 3 is connected with delivery pipe 13，Bottom is connected with exhausted bath box 10 by pipeline，The flue gas extracted out from electrolytic furnace 1 carries out gas solid separation through cyclone separator 2，Rare earth powder particles in gas is separated and is stored in solid particulate matter collecting box 11；Flue gas subsequently enters absorption tower 3, and the neutralizer that flue gas sprays with the fog-spray nozzle 5 on screw spraying pipe 4 in uphill process carries out sufficient haptoreaction, process more complete, and the waste liquid of generation flows into waste liquid collecting box 10, and the flue gas processed is discharged from delivery pipe 13.
Last it is noted that the foregoing is only preferred embodiment of the present utility model; it is not limited to this utility model; although this utility model being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent; all within spirit of the present utility model and principle; the any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (4)
- null1. an electrolysis rare earth metal exhaust gas processing device，Including electrolytic furnace (1)、Screw spraying pipe (4) and fog-spray nozzle (5)，It is characterized in that: the offgas outlet of described electrolytic furnace (1) is connected with the air inlet of cyclone separator (2) by pipeline，The gas outlet of described cyclone separator (2) is connected with the air inlet of absorption tower (3) by pipeline，The bottom of described cyclone separator (2) connects solid particulate matter collecting box (11)，Described screw spraying pipe (4) is fixed on the inside of absorption tower (3) by connector，Described fog-spray nozzle (5) is arranged on screw spraying pipe (4)，The right side on described absorption tower (3) is provided with neutralizer case (7)，Described screw spraying pipe (4)、The pump housing (6) and neutralizer case (7) pass sequentially through pipeline and connect，The top on described absorption tower (3) is connected with delivery pipe (13)，Bottom is connected with exhausted bath box (10) by pipeline.
- A kind of electrolysis rare earth metal exhaust gas processing device the most according to claim 1, it is characterised in that: described fog-spray nozzle (5) is set to several, and fog-spray nozzle (5) is placed equidistant in interval on screw spraying pipe (4).
- A kind of electrolysis rare earth metal exhaust gas processing device the most according to claim 1, it is characterised in that: it is equipped with air exhauster (12) on the pipeline that described electrolytic furnace (1), cyclone separator (2) and absorption tower (3) are connected.
- A kind of electrolysis rare earth metal exhaust gas processing device the most according to claim 1, it is characterized in that: the inside of described neutralizer case (7) is provided with liquidometer (8), described liquidometer (8) electrically connects with the alarm (9) being arranged on neutralizer case (7) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309276.2U CN205517150U (en) | 2016-04-14 | 2016-04-14 | Electrolysis rare earth metal tail gas processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620309276.2U CN205517150U (en) | 2016-04-14 | 2016-04-14 | Electrolysis rare earth metal tail gas processing apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN205517150U true CN205517150U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620309276.2U Expired - Fee Related CN205517150U (en) | 2016-04-14 | 2016-04-14 | Electrolysis rare earth metal tail gas processing apparatus |
Country Status (1)
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| CN (1) | CN205517150U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961669A (en) * | 2017-11-16 | 2018-04-27 | 襄阳先天下环保设备有限公司 | A kind of new hydrogen peroxide flue gas desulfurization device |
| CN109569236A (en) * | 2018-11-30 | 2019-04-05 | 乐山有研稀土新材料有限公司 | A kind of electrolysis tail gas absorption method of environmentally protective molten-salt electrolysis rare earth metal and alloy |
| CN110314522A (en) * | 2019-08-07 | 2019-10-11 | 苏州仕净环保科技股份有限公司 | A kind of offgas fractionation processing system |
| EP4397391A1 (en) | 2023-01-05 | 2024-07-10 | Baotou Research Institute of Rare Earths | Treatment device for exhaust gas from rare earth calcination |
-
2016
- 2016-04-14 CN CN201620309276.2U patent/CN205517150U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961669A (en) * | 2017-11-16 | 2018-04-27 | 襄阳先天下环保设备有限公司 | A kind of new hydrogen peroxide flue gas desulfurization device |
| CN109569236A (en) * | 2018-11-30 | 2019-04-05 | 乐山有研稀土新材料有限公司 | A kind of electrolysis tail gas absorption method of environmentally protective molten-salt electrolysis rare earth metal and alloy |
| CN110314522A (en) * | 2019-08-07 | 2019-10-11 | 苏州仕净环保科技股份有限公司 | A kind of offgas fractionation processing system |
| CN110314522B (en) * | 2019-08-07 | 2024-06-11 | 苏州仕净环保科技有限公司 | Waste gas grading treatment system |
| EP4397391A1 (en) | 2023-01-05 | 2024-07-10 | Baotou Research Institute of Rare Earths | Treatment device for exhaust gas from rare earth calcination |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20200414 |