CN115026111A - Waste active metal recovery processing device and use method - Google Patents

Waste active metal recovery processing device and use method Download PDF

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Publication number
CN115026111A
CN115026111A CN202210726662.1A CN202210726662A CN115026111A CN 115026111 A CN115026111 A CN 115026111A CN 202210726662 A CN202210726662 A CN 202210726662A CN 115026111 A CN115026111 A CN 115026111A
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China
Prior art keywords
spraying
tank
reaction tank
flue gas
communicated
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CN202210726662.1A
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Chinese (zh)
Inventor
蒋联武
何伟铭
周颖茵
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Zhuhai City Doumen District Yongxingsheng Environmental Protection Industrial Waste Recyling Comprehensive Treatment Co ltd
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Zhuhai City Doumen District Yongxingsheng Environmental Protection Industrial Waste Recyling Comprehensive Treatment Co ltd
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Priority to CN202210726662.1A priority Critical patent/CN115026111A/en
Publication of CN115026111A publication Critical patent/CN115026111A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00Operations not covered by a single other subclass or by a single other group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/70Chemical treatment, e.g. pH adjustment or oxidation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a waste active metal recovery processing device and a using method thereof, wherein the waste active metal recovery processing device comprises: an explosion-proof cabinet; the reaction tank is accommodated in the explosion-proof cabinet, the upper end of the reaction tank is provided with a feed port and an exhaust port, and the lower end of the reaction tank is provided with a water inlet and a liquid outlet; the water storage tank is arranged above the reaction tank, is communicated with the water inlet through the first valve body and is used for injecting water into the reaction tank; the liquid collecting tank is communicated with the liquid outlet through the second valve body and is used for collecting alkali liquor; the inlet of the burning mechanism is communicated with the exhaust port of the reaction tank; the spray tower is internally provided with a first spray mechanism which is communicated with the liquid collecting tank, and the first spray mechanism is used for spraying alkali liquor to neutralize the acid gas input by the incineration mechanism.

Description

Waste active metal recovery processing device and use method
Technical Field
The invention relates to the technical field of laboratory waste treatment, in particular to a waste active metal recovery treatment device and a use method thereof.
Background
Chemical waste is often produced in the laboratory of colleges and universities, and wherein useless sodium belongs to dangerous chemicals, and colleges and universities themselves are difficult to handle, consequently need a useless active metal recovery processing device urgently.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a waste active metal recovery and treatment device which can treat waste active metals in a laboratory and prevent the active metals from forming potential safety hazards.
The invention also provides a using method of the waste active metal recovery processing device.
According to a first aspect embodiment of the invention, a waste active metal recovery processing device comprises: the explosion-proof cabinet is provided with a pressure relief valve, one end of the pressure relief valve is communicated with the inner cavity of the explosion-proof cabinet, and the other end of the pressure relief valve is communicated with the outside; the reaction tank is accommodated in the explosion-proof cabinet, a feed port and an exhaust port are formed in the upper end of the reaction tank, a water inlet and a liquid outlet are formed in the lower end of the reaction tank, and the reaction tank is used for reacting active metals; the water storage tank is arranged above the reaction tank, is communicated with the water inlet through a first valve body, and is used for injecting water into the reaction tank, and the first valve body is used for controlling the water injection amount; the liquid collecting tank is communicated with the liquid outlet through a second valve body and is used for collecting alkali liquor after the reaction of the reaction tank; the inlet of the burning mechanism is communicated with the exhaust port of the reaction tank, and gas exhausted from the reaction tank can be combusted in the burning mechanism; the spray tower, the inside of spray tower is provided with first mechanism that sprays, the below of first mechanism that sprays is injectd the spray space, burn the export intercommunication of mechanism and lead to the spray space, first mechanism that sprays communicates the collection fluid tank, first mechanism that sprays is used for spouting alkali lye in order to neutralize burn the mechanism input acid gas in the spray space.
The recovery processing device for the waste active metals, provided by the embodiment of the invention, at least has the following beneficial effects: the reaction tank, the water storage tank, the liquid collecting tank and the incineration are arrangedThe mechanism and the spray tower form a set of treatment device, active metals can react to produce hydrogen and alkali liquor, the hydrogen can be used as fuel of the incineration mechanism to incinerate other wastes, and the generated SO 2 Acid gases such as HCl and HF can be absorbed and neutralized by alkali liquor, so that harmless substances are discharged from the spray tower, and active metals can be completely treated by the treatment device, so that potential safety hazards caused by the active metals are avoided; in addition, the explosion-proof cabinet is covered on the reaction tank, when the reaction tank is exploded due to too large pressure, alkali liquor can be prevented from being splashed on the human body or the ground, safety is guaranteed, meanwhile, the pressure in the explosion-proof cabinet can be removed as soon as possible through the pressure release valve, and the danger of secondary high-pressure explosion is avoided; the first valve body is arranged to control the water inflow so as to control the reaction speed; the incineration mechanism is arranged for incinerating other sulfur-containing wastes, and the spray tower can absorb and neutralize acid gas generated by the incineration mechanism by using collected alkali liquor.
According to some embodiments of the invention, the outlet of the incineration mechanism is communicated with the spraying space through a flue gas pipeline, a second spraying mechanism is arranged on the flue gas pipeline and used for removing acid gases and settling solid suspended particles in the flue gas, and the second spraying mechanism arranged in the flue gas pipeline plays a role of primary spraying, so that a part of the acid gases in the flue gas is removed, and a part of the solid suspended particles are settled.
According to some embodiments of the invention, each of the first spraying mechanism and the second spraying mechanism comprises a spraying pipe and a nozzle, the spraying pipe is used for communicating with the liquid collecting tank, the nozzle is communicated with the spraying pipe, the nozzle is rotatably connected to the spraying pipe, the nozzle is arranged in a spiral shape, the structure is simple, the spiral nozzle can rotate by means of the spraying force, and the sprayed alkali liquor covers a larger area.
According to some embodiments of the invention, the device further comprises a buffer tank, one end of the buffer tank is communicated with the liquid collecting tank, the other end of the buffer tank is communicated with the spraying pipe, and the buffer tank is used for temporarily storing alkali liquor to avoid excessive alkali liquor in the liquid collecting tank.
According to some embodiments of the invention, a wire mesh demister is arranged above the first spraying mechanism, the wire mesh demister is arranged in the spraying tower, and the wire mesh demister can remove small fog drops in flue gas.
According to some embodiments of the invention, the flue gas absorption device further comprises a filler layer, wherein the filler layer is arranged below the first spraying mechanism and above the spraying space, and the filler layer can enable flue gas and alkali liquor to be fully combined, so that the absorption time is prolonged, and the absorption area is increased.
According to some embodiments of the present invention, a drain valve is provided on an outer circumferential wall of the reaction tank, and the drain valve is provided to discharge the paraffin oil after the paraffin oil is contaminated or has become yellow due to a long time, so as to replace new paraffin oil.
According to some embodiments of the invention, the liquid collection tank is communicated with the buffer tank through a first liquid pump, the buffer tank is communicated with the spraying pipe through a second liquid pump, and the first liquid pump and the second liquid pump can pump lye to a preset position, so that lye spraying is convenient.
According to some embodiments of the invention, a climbing frame is arranged on the buffer tank, and the climbing frame can be used for facilitating the on-site inspection of the alkali liquor amount in the buffer tank by workers, so as to facilitate the monitoring at any time.
The use method of the waste active metal recovery and treatment device according to the embodiment of the second aspect of the invention comprises the following steps:
adding materials, namely adding paraffin oil and waste active metals into a reaction tank from a feeding port;
water is injected, the first valve body is opened, water in the water storage tank is slowly added into a preset amount from the bottom of the reaction tank under the action of gravity and atmospheric pressure, and the height of the water layer is lower than that of the drain valve;
collecting and utilizing reactants, discharging generated hydrogen to an incineration mechanism from an exhaust port in the reaction process, incinerating waste products in the incineration mechanism by using the hydrogen as fuel gas to generate smoke, wherein the smoke contains acidic gas and solid suspended particles, waiting for a certain reaction time, opening a second valve body to connect a liquid collection tank with a reaction tank when alkali liquor at the bottom of the reaction tank is saturated or crystals are separated out, and discharging the alkali liquor to the liquid collection tank;
the paraffin oil is discharged, when the color of the paraffin oil is yellow and the impurities are more, the discharge valve is opened to discharge the paraffin oil, and new paraffin oil is supplemented subsequently;
the flue gas in the incineration mechanism is discharged into a spraying space of a spraying tower through a flue gas pipeline, and the acidic gas and solid suspended particles in the flue gas are preliminarily removed in a second spraying mechanism;
secondary spraying, namely further removing acid gas solid suspended particles from the flue gas input into the spraying space from the flue gas pipeline under the action of a first spraying mechanism, enabling the flue gas to enter the packing layer in the rising process to be fully contacted with alkali liquor, further enabling the flue gas to rise to a silk screen demister, and removing alkali liquor fog drops in the flue gas by the silk screen demister;
and discharging, namely discharging the flue gas after the alkali liquor fog drops are removed and the flue gas is purified to reach the discharge standard.
The use method of the waste active metal recovery and treatment device provided by the embodiment of the invention at least has the following beneficial effects: the paraffin oil and the waste active metal are simultaneously fed into the reaction tank from the feeding port, so that the waste active metal is prevented from striking the reaction tank to cause rupture, in the water injection step, the water inflow is controlled by utilizing the first valve body so as to control the reaction speed in the reaction tank, when the active metal reacts with the water, the active metal blocks can float at the junction of the water and the paraffin oil, the paraffin oil can play a role in preventing the active metal blocks from collapsing, and the active metal blocks are prevented from splashing around in the reaction tank; adopt the second spray the mechanism with first spray the mechanism and spray twice to the flue gas, make acid gas and solid suspended particles in the flue gas detached, make the flue gas can reach emission standard better, avoid the polluted environment, abandonment active metal recovery processing device's use can strengthen the processing dynamics of abandonment active metal, avoids abandonment active metal to cause potential safety hazard and polluted environment.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a waste active metal recovery processing device according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic structural view of a nozzle of the waste active metal recovery processing apparatus shown in fig. 1.
An explosion-proof cabinet 100 and a pressure release valve 110;
a reaction tank 200, a feed inlet 210, an exhaust outlet 220, a water inlet 230, a liquid outlet 240 and a drain valve 250;
a water storage tank 300, a first valve body 310;
a liquid collection tank 400 and a second valve body 410;
the incineration mechanism 500, the flue gas duct 510;
a spray tower 600, a spray space 610, a wire mesh demister 620 and a packing layer 630;
a first spraying mechanism 700a, a second spraying mechanism 700b, a spraying pipe 710 and a nozzle 720;
a cache tank 800, a climbing frame 810;
a first liquid pump 900a and a second liquid pump 900 b.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, a waste active metal recycling apparatus includes: the explosion-proof cabinet 100 is provided with a pressure relief valve 110, one end of the pressure relief valve 110 is communicated with an inner cavity of the explosion-proof cabinet 100, and the other end of the pressure relief valve 110 is communicated with the outside; the reaction tank 200 is accommodated in the explosion-proof cabinet 100, the upper end of the reaction tank 200 is provided with a feeding port 210 and an exhaust port 220, the lower end of the reaction tank 200 is provided with a water inlet 230 and a liquid outlet 240, and the reaction tank 200 is used for reacting active metals; the water storage tank 300 is arranged above the reaction tank 200, the water storage tank 300 is communicated with the water inlet 230 through a first valve body 310, the water storage tank 300 is used for injecting water into the reaction tank 200, and the first valve body 310 is used for controlling the water injection amount; the liquid collecting tank 400 is communicated with the liquid outlet 240 through a second valve body 410, and the liquid collecting tank 400 is used for collecting alkali liquor after the reaction in the reaction tank 200; the inlet of the burning mechanism 500 is communicated with the exhaust port 220 of the reaction tank 200 and the gas discharged from the reaction tank 200The gas may be combusted in the incineration mechanism 500; the spray tower 600 is provided with a first spray mechanism 700a inside the spray tower 600, a spray space 610 is defined below the first spray mechanism 700a, an outlet of the incineration mechanism 500 is communicated to the spray space 610, the first spray mechanism 700a is communicated with the liquid collection tank 400, and the first spray mechanism 700a is used for spraying out alkali liquor to neutralize acid gas input into the spray space 610 by the incineration mechanism 500. The reaction tank 200, the water storage tank 300, the liquid collecting tank 400, the burning mechanism 500 and the spray tower 600 form a set of treatment device, active metals can be reacted to produce hydrogen and alkali liquor, the hydrogen can be used as fuel of the burning mechanism 500 to burn other wastes, and the generated SO 2 Acid gases such as HCl and HF can be absorbed and neutralized by alkali liquor, so that harmless substances are discharged from the spray tower 600, and active metals can be completely treated by the treatment device, so that potential safety hazards caused by the active metals are avoided; in addition, the explosion-proof cabinet 100 is covered on the reaction tank 200, when the reaction tank 200 explodes due to too large pressure, alkali liquor can be prevented from being splashed onto the human body or the ground, safety is guaranteed, meanwhile, the pressure in the explosion-proof cabinet 100 can be quickly relieved by the aid of the pressure relief valve 110, and the danger of secondary high-pressure explosion is avoided; the first valve body 310 is arranged to control the water inflow, so as to control the reaction speed; the incineration mechanism 500 is arranged for incinerating other sulfur-containing wastes, and the spray tower 600 can absorb and neutralize the acid gas generated by the incineration mechanism 500 by using the collected alkali liquor.
In some embodiments, the outlet of the incineration mechanism 500 is connected to the spraying space 610 through the flue gas pipe 510, the flue gas pipe 510 is provided with a second spraying mechanism 700b, the second spraying mechanism 700b is used for removing the acid gas and settling the solid suspended particles in the flue gas, the second spraying mechanism 700b provided in the flue gas pipe 510 plays a role of primary spraying, and removes a part of the acid gas in the flue gas and settles a part of the solid suspended particles, it is understood that the incineration mechanism 500 is a common incinerator, and may be an electric incinerator or an incineration kiln.
In some embodiments, each of the first spraying mechanism 700a and the second spraying mechanism 700b comprises a spraying pipe 710 and a nozzle 720, the spraying pipe 710 is used for communicating with the liquid collecting tank 400, the nozzle 720 communicates with the spraying pipe 710, the nozzle 720 is rotatably connected to the spraying pipe 710, the nozzle 720 is arranged in a spiral shape, the structure is simple, the spiral nozzle 720 can rotate the nozzle 720 by means of the spraying force, and the sprayed lye covers a larger area.
In some embodiments, the device further comprises a buffer tank 800, one end of the buffer tank 800 is communicated with the liquid collecting tank 400, the other end of the buffer tank 800 is communicated with the spraying pipe 710, and the buffer tank 800 is used for temporarily storing the alkali liquor to avoid the excessive alkali liquor in the liquid collecting tank 400.
In some embodiments, a wire mesh demister 620 is disposed above the first spraying mechanism 700a, the wire mesh demister 620 is disposed in the spraying tower 600, and the wire mesh demister 620 is disposed to remove the mist droplets from the flue gas.
In some embodiments, the absorption device further comprises a filler layer 630, the filler layer 630 is disposed below the first spraying mechanism 700a, the filler layer 630 is disposed above the spraying space 610, and the filler layer 630 is disposed to sufficiently combine the flue gas and the alkali liquor, so as to prolong the absorption time and increase the absorption area.
In some embodiments, a drain valve 250 is disposed on the outer circumferential wall of the reaction tank 200, and the drain valve 250 is disposed to drain the paraffin oil after the paraffin oil is contaminated or durably yellowed, so as to replace new paraffin oil.
In some embodiments, the liquid collecting tank 400 is communicated with the buffer tank 800 through a first liquid pump 900a, the buffer tank 800 is communicated with the spraying pipe 710 through a second liquid pump 900b, and the first liquid pump 900a and the second liquid pump 900b can pump the lye to a predetermined position, so that the lye spraying is convenient to use.
In some embodiments, the buffer tank 800 is provided with a climbing frame 810, and the climbing frame 810 is arranged to facilitate the staff to check the alkali liquor amount in the buffer tank 800 on site, so as to facilitate monitoring at any time.
A use method of a waste active metal recovery processing device comprises the following steps:
adding materials, namely adding paraffin oil and waste active metals into the reaction tank 200 from a feeding port 210;
water is injected, the first valve body 310 is opened, so that the water in the water storage tank 300 is slowly added into a preset amount from the bottom of the reaction tank 200 under the action of gravity and atmospheric pressure, and the height of the water layer is lower than that of the drain valve 250;
collecting and utilizing reactants, discharging generated hydrogen to the burning mechanism 500 through the exhaust port 220 in the reaction process, burning waste products and generating smoke in the burning mechanism 500 by using the hydrogen as fuel gas, wherein the smoke contains acid gas and solid suspended particles, waiting for a certain reaction time, and opening the second valve body 410 to connect the liquid collection tank 400 with the reaction tank 200 when the alkali liquor at the bottom of the reaction tank 200 is saturated or crystals are separated out, and discharging the alkali liquor to the liquid collection tank 400;
draining off the paraffin oil, opening a drain valve 250 to discharge the paraffin oil when the paraffin oil is yellow and has more impurities, and subsequently supplementing new paraffin oil;
primary spraying, wherein the flue gas in the incineration mechanism 500 is discharged into a spraying space 610 of a spraying tower 600 through a flue gas pipeline 510, and the acidic gas and solid suspended particles in the flue gas are primarily removed in a second spraying mechanism 700 b;
secondary spraying, namely further removing solid suspended particles of acid gas from the flue gas input into the spraying space 610 from the flue gas pipeline 510 under the action of the first spraying mechanism 700a, enabling the flue gas to enter the packing layer 630 in the rising process to fully contact with alkali liquor, enabling the flue gas to further rise to the wire mesh demister 620, and removing the alkali liquor fog drops in the flue gas by the wire mesh demister 620;
and discharging, namely, after the flue gas from which the alkali liquor fog drops are removed is purified, the flue gas reaches the discharge standard, and discharging.
Paraffin oil and waste active metal are simultaneously fed into the reaction tank 200 from the feeding port 210, so that the waste active metal is prevented from striking the reaction tank 200 to cause rupture, in the water injection step, the water inflow is controlled by utilizing the first valve body 310 so as to control the reaction speed in the reaction tank 200, when the active metal reacts with the water, the active metal blocks can float at the junction of the water and the paraffin oil, the paraffin oil can play a role in preventing the active metal blocks from collapsing, and the active metal blocks are prevented from splashing around in the reaction tank 200; adopt the second to spray mechanism 700b and first mechanism 700a that sprays and spray twice to the flue gas, make acid gas and solid suspended particles in the flue gas detached, make the flue gas can reach emission standard better, avoid the polluted environment, abandonment active metal recovery processing device's use can strengthen the processing dynamics of abandonment active metal, avoids abandonment active metal to cause potential safety hazard and polluted environment.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. The utility model provides a abandonment active metal recovery processing device which characterized in that includes:
the explosion-proof cabinet is provided with a pressure relief valve, one end of the pressure relief valve is communicated with the inner cavity of the explosion-proof cabinet, and the other end of the pressure relief valve is communicated with the outside;
the reaction tank is accommodated in the explosion-proof cabinet, a feeding port and an exhaust port are formed in the upper end of the reaction tank, a water inlet and a liquid outlet are formed in the lower end of the reaction tank, and the reaction tank is used for reacting active metals;
the water storage tank is arranged above the reaction tank, is communicated with the water inlet through a first valve body and is used for injecting water into the reaction tank, and the first valve body is used for controlling the water injection amount;
the liquid collecting tank is communicated with the liquid outlet through a second valve body and is used for collecting alkali liquor after the reaction of the reaction tank;
the inlet of the burning mechanism is communicated with the exhaust port of the reaction tank, and gas exhausted from the reaction tank can be combusted in the burning mechanism;
the spray tower, the inside of spray tower is provided with first mechanism that sprays, the below of first mechanism that sprays is injectd and is sprayed the space, burn the export intercommunication of mechanism to spray the space, first mechanism that sprays communicates the collection fluid tank, first mechanism that sprays is used for spouting alkali lye in order to neutralize burn the mechanism input acid gas in spraying the space.
2. The apparatus for recycling waste active metals according to claim 1, wherein: the outlet of the burning mechanism is communicated with the spraying space through a flue gas pipeline, a second spraying mechanism is arranged on the flue gas pipeline, and the second spraying mechanism is used for removing acid gas in flue gas and settling solid suspended particles.
3. The waste active metal recovery processing device according to claim 2, characterized in that: the first spraying mechanism and the second spraying mechanism both comprise spraying pipes and nozzles, the spraying pipes are used for being communicated with the liquid collecting tank, the nozzles are communicated with the spraying pipes, the nozzles are connected to the spraying pipes in a rotating mode, and the nozzles are arranged in a spiral shape.
4. The waste active metal recovery processing device according to claim 3, characterized in that: still include the buffer memory jar, the one end intercommunication of buffer memory jar the fluid collection jar, the other end intercommunication of buffer memory jar the shower, the buffer memory jar is used for keeping in alkali lye.
5. The waste active metal recovery processing device according to claim 4, characterized in that: and a wire mesh demister is arranged above the first spraying mechanism and arranged in the spraying tower.
6. The waste active metal recovery processing device according to claim 5, characterized in that: the spraying device further comprises a packing layer, wherein the packing layer is arranged below the first spraying mechanism, and the packing layer is arranged above the spraying space.
7. The waste active metal recovery processing device according to any one of claims 4 to 6, characterized in that: and a drain valve is arranged on the peripheral wall of the reaction tank.
8. The waste active metal recovery processing device according to claim 7, characterized in that: the liquid collecting tank is communicated with the buffer tank through a first liquid pump, and the buffer tank is communicated with the spraying pipe through a second liquid pump.
9. The waste active metal recovery processing device according to claim 8, characterized in that: and a climbing frame is arranged on the cache tank.
10. The use method of the waste active metal recovery and treatment device is characterized by comprising the following steps:
adding materials, namely adding paraffin oil and waste active metals into a reaction tank from a feeding port;
water is injected, the first valve body is opened, water in the water storage tank is slowly added into a preset amount from the bottom of the reaction tank under the action of gravity and atmospheric pressure, and the height of the water layer is lower than that of the drain valve;
collecting and utilizing reactants, discharging generated hydrogen to an incineration mechanism from an exhaust port in the reaction process, incinerating waste products in the incineration mechanism by using the hydrogen as fuel gas to generate smoke, wherein the smoke contains acidic gas and solid suspended particles, waiting for a certain reaction time, opening a second valve body to connect a liquid collection tank with a reaction tank when alkali liquor at the bottom of the reaction tank is saturated or crystals are separated out, and discharging the alkali liquor to the liquid collection tank;
the paraffin oil is subjected to pollution discharge, when the color of the paraffin oil is yellow and the impurities are more, the pollution discharge valve is opened to discharge the paraffin oil, and new paraffin oil is supplemented subsequently;
the flue gas in the incineration mechanism is discharged into a spraying space of a spraying tower through a flue gas pipeline, and the acidic gas and solid suspended particles in the flue gas are preliminarily removed in a second spraying mechanism;
secondary spraying, namely further removing acid gas solid suspended particles from the flue gas input into the spraying space from the flue gas pipeline under the action of a first spraying mechanism, enabling the flue gas to enter the packing layer in the rising process to be fully contacted with alkali liquor, further enabling the flue gas to rise to a silk screen demister, and removing alkali liquor fog drops in the flue gas by the silk screen demister;
and discharging, namely, after the flue gas from which the alkali liquor fog drops are removed is purified, the flue gas reaches the discharge standard, and discharging.
CN202210726662.1A 2022-06-24 2022-06-24 Waste active metal recovery processing device and use method Pending CN115026111A (en)

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CN202210726662.1A CN115026111A (en) 2022-06-24 2022-06-24 Waste active metal recovery processing device and use method

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