CN114032400B - Preparation method of novel perovskite solar cell material - Google Patents

Preparation method of novel perovskite solar cell material Download PDF

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CN114032400B
CN114032400B CN202111301864.3A CN202111301864A CN114032400B CN 114032400 B CN114032400 B CN 114032400B CN 202111301864 A CN202111301864 A CN 202111301864A CN 114032400 B CN114032400 B CN 114032400B
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filtering
filter
separation box
plate
slag
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CN114032400A (en
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周笛
陈华勇
冯金娣
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Anhui Huabo Renewable Resources Technology Co Ltd
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Anhui Huabo Renewable Resources Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • C22B11/042—Recovery of noble metals from waste materials
    • C22B11/044—Recovery of noble metals from waste materials from pyrometallurgical residues, e.g. from ashes, dross, flue dust, mud, skim, slag, sludge
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/008—Wet processes by an alkaline or ammoniacal leaching
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
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  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses a preparation method of a novel perovskite solar cell material, which relates to the field of cell materials 3 、NaPbO 3 Then, ca (OH) is added to the leachate 2 Preparation of CaSnO by chemical reaction 3 、CaPbO 3 Meanwhile, the concentration of NaOH in the leaching solution is increased; the filter residue is used for producing a novel perovskite solar cell material through filter pressing, drying and roasting, the filtrate is used for recovering NaOH through evaporative crystallization, and the recycling of the regenerated lead refined alkali slag is realized through respectively recycling the NaOH and nonferrous metals, so that the problems that the alkali in the existing regenerated lead refined alkali slag is not fully utilized and harms the environmental safety, and the part of valuable metal contained in the regenerated lead refined alkali slag is not recycled in the traditional process, so that the resource is lost are solved.

Description

Preparation method of novel perovskite solar cell material
Technical Field
The invention relates to the field of battery materials, in particular to a preparation method of a novel perovskite solar battery material.
Background
Although various new battery technologies are continuously developed at present, lead-acid batteries still take the first place in the secondary battery market by virtue of the advantages of excellent cost performance, stable electrochemical performance, mature production process, higher recycling of waste products and the like, and the continuous increase of annual output not only represents the importance of the lead-acid batteries to human beings, but also means that a large amount of lead is consumed on the lead-acid battery products every year;
lead-acid batteries are a major consumer product throughout the world and are also the leading renewable resource for lead. More than 80% of main raw materials of the Chinese regenerated lead come from the waste lead-acid storage battery, and the lead is used as a high-toxicity heavy metal, so that the method has important significance for recycling the lead in the waste lead-acid storage battery from the viewpoint of environmental protection;
at present, in the lead smelting industry, alkali sodium hydroxide is adopted to make alkaline slag for impurity removal in a refining process section, most of the obtained slag returns to a reduction smelting system, the alkali is not fully utilized, part of the alkali enters the surrounding environment, the environmental safety is damaged, and part of valuable metals such as tin and lead are contained in the alkaline slag, and the valuable metals are not recycled in the traditional process, so that the resource loss is caused;
therefore, the problem to be solved by the invention is how to recycle the alkali and part of valuable metals in the secondary lead refining alkaline residue.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a preparation method of a novel perovskite solar cell material, which comprises the following steps: by using the secondary lead refining alkaline residue as a raw material and utilizing resource recovery equipment to leach NaOH and NaSnO in the secondary lead refining alkaline residue by water washing 3 、NaPbO 3 Then adding Ca (OH) into the leaching solution 2 Preparation of CaSnO by chemical reaction 3 、CaPbO 3 Simultaneously, the concentration of NaOH in the leaching solution is increased; the filter residue is used for producing a novel perovskite solar cell material through filter pressing, drying and roasting, the filtrate is used for recovering NaOH through evaporation and crystallization, and the problems that alkali in the existing regenerated lead refining alkaline residue is not fully utilized, part of alkali enters into the surrounding environment and harms the environmental safety, and part of valuable metals such as tin and lead are contained in the alkaline residue and are not recycled in the traditional process, so that the resource loss is caused are solved.
The purpose of the invention can be realized by the following technical scheme:
a preparation method of a novel perovskite solar cell material comprises the following steps:
the method comprises the following steps: putting the secondary lead refining alkaline slag into a separation box of the resource recovery equipment from the right upper side of the separation box, then dropping the secondary lead refining alkaline slag to the top of a filtering top plate, starting a stretching motor, driving a winding wheel to rotate by the operation of the stretching motor to release a connecting belt, and moving a filtering bottom plate and the filtering top plate downwards in a sliding groove through a sliding block;
step two: adding clear water into a separation box through a water inlet, soaking the regenerated lead refined alkali slag, completing soaking, driving a filtering bottom plate and a filtering top plate to ascend through a stretching motor, ascending the soaked regenerated lead refined alkali slag, starting a first filter pressing cylinder, extending a movable rod of the first filter pressing cylinder to push a first filter pressing plate to slide at the top of the filtering top plate, extruding the soaked regenerated lead refined alkali slag through the first filter pressing plate, and allowing water to flow out of the bottom of the separation box through a water filtering hole or a filtering hole to obtain a leaching solution;
step three: the first filter pressing plate is driven to reset through the first filter pressing cylinder, the filter bottom plate and the filter top plate are driven to ascend through the stretching motor until the filter bottom plate and the filter top plate are moved out of the inner cavity of the separation box, the jacking cylinder is started, a movable rod of the jacking cylinder extends to drive the first filter pressing plate to turn over on the second filter pressing plate, and therefore the soaked secondary lead refining alkaline residues are poured into the flow guide hopper and finally collected in the slag carrying groove;
step four: adding calcium hydroxide into a charging hopper, adding the calcium hydroxide into the leachate through a feeding pipe, starting an ultrasonic vibrator to release ultrasonic waves to carry out ultrasonic dispersion on the leachate and the calcium hydroxide, and then adding the calcium hydroxide and NaSnO in the leachate 3 、NaPbO 3 Reaction is carried out to generate CaSnO 3 、CaPbO 3 Precipitating, starting a second filter pressing cylinder, enabling a movable rod of the second filter pressing cylinder to contract to pull a second filter pressing plate to move, and generating CaSnO in the moving process of the second filter pressing plate 3 、CaPbO 3 Collecting the precipitate, allowing the filtrate to flow out of the water filtering holes, starting a liquid delivery pump, pumping the filtrate by the liquid delivery pump, delivering the filtrate to an evaporation process through a delivery pipe, evaporating the filtrate to form NaOH, and adding CaSnO 3 、CaPbO 3 And (5) collecting, drying and roasting the precipitate to obtain the novel perovskite solar cell material.
As a further scheme of the invention: the resource recycling equipment comprises an installation base and a separation box, wherein the separation box is installed at the top of the installation base, a mounting frame is installed at the bottom of one side of the separation box, first filter-pressing cylinders are installed on two sides of the top of the mounting frame, two first filter-pressing cylinders are installed at two ends of the top of the mounting frame in a penetrating mode respectively, second filter-pressing cylinders are installed at the bottom of the other side of the separation box in a penetrating mode, two second filter-pressing cylinders are installed at two sides of the top of the mounting frame respectively, a conveying liquid pump is installed at the top of the installation base and located under the mounting frame, the input end of the conveying liquid pump is communicated to the bottom of an inner cavity of the separation box through a pipeline, a conveying pipe is installed at the input end of the conveying liquid pump, a slag carrying groove is installed at the top of the installation base, the slag carrying groove and the conveying liquid pump are located at two ends of the top of the installation base respectively, the slag carrying groove is located at two second cylinder filter-pressing modes, a stretching motor is installed at two sides of the top of the separation box, a flow guide hopper is installed at one side of the top of the separation box, and the flow guide hopper is located right above the slag carrying groove.
As a further scheme of the invention: the separator box is the box form that the top opened and shut, the water inlet has been seted up at one side top of separator box, the below of water inlet is provided with the inlet pipe, the inlet pipe is L shape, the bottom intercommunication of inlet pipe is to the inner chamber of separator box, the loading hopper is installed at the top of inlet pipe.
As a further scheme of the invention: be provided with in the inner chamber of separator box and filter the bottom plate and filter the roof, the one end of filtering the roof rotates the one end that is connected to the filter bottom plate, the installation room has been seted up at the one end top of filtering the bottom plate, rotate in the inner chamber of installation room and install the jacking cylinder, the movable rod of jacking cylinder rotates the other end bottom that is connected to the filter bottom plate, the slider is all installed at the both ends of filtering the bottom plate and filtering the roof, slider and spout are the cooperation component, the one end of keeping away from the installation room of filter bottom plate and filtration roof has all been seted up a plurality of and has been crossed the filtration pore, the connecting band is all installed, two in the both sides of filtering the bottom plate the top of connecting band is twined respectively on the rolling wheel, two the rolling wheel cup joints respectively on two stretching motor's output shaft.
As a further scheme of the invention: the embedding is provided with first filter-pressing board and second filter-pressing board in the inner wall of separator box, first filter-pressing board is installed on the movable rod of first filter-pressing cylinder, second filter-pressing board is installed on the movable rod of second filter-pressing cylinder, the drainage hole has all been seted up on first filter-pressing board and the second filter-pressing board, ultrasonic vibrator is installed in the inside embedding of installation base.
The invention has the beneficial effects that:
the invention relates to a preparation method of a novel perovskite solar cell material, which is characterized in that secondary lead refining alkaline residues are used as raw materials, and NaOH and NaSnO in the secondary lead refining alkaline residues are leached by water washing through resource recovery equipment 3 、NaPbO 3 Then adding Ca (OH) into the leaching solution 2 Preparation of CaSnO by chemical reaction 3 、CaPbO 3 Simultaneously, the concentration of NaOH in the leaching solution is increased; the filter residue is used for producing novel perovskite solar cell materials through filter pressing, drying and roasting, naOH is recovered from filtrate through evaporative crystallization, and the recycling of the regenerated lead refining alkali slag is realized through respectively recycling the NaOH and nonferrous metals.
This resource recovery equipment passes through the tensile motor and realizes filtering the bottom plate, rise and decline of filtration roof, thereby realize the washing of regeneration lead refining alkali sediment and leach, thereby obtain the leachate, utilize first filter-pressing board fully to extrude through the leachate of regeneration lead refining alkali sediment, thereby improve the resource recovery rate, later shift out the separator box with regeneration lead refining alkali sediment, utilize jacking cylinder to make regeneration lead refining alkali sediment automatic collection in carrying the cinder groove, realize through the loading hopper that the separator box is outside reinforced, later utilize the ultrasonic vibrator to realize the ultrasonic dispersion of calcium hydroxide, and then make calcium hydroxide and the NaSnO in the leachate 3 、NaPbO 3 The method has the advantages that the full reaction and filtration are carried out, filter residues are used for producing novel perovskite solar cell materials through filter pressing, drying and roasting, filtrate can be subjected to evaporative concentration and crystallization to recover sodium hydroxide, the resource recovery rate is further improved, and the method achieves the purposes of saving resources, protecting the environment and saving the cost by utilizing resource recovery equipment.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the construction of a resource recovery apparatus according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of the resource recovery apparatus according to the present invention;
fig. 3 is a connection view of the filter bottom plate and the filter top plate according to the present invention.
In the figure: 101. installing a base; 102. a separation tank; 103. a mounting frame; 104. a first filter pressing cylinder; 105. a liquid conveying pump; 106. a delivery pipe; 107. a hopper; 108. a water inlet; 109. a feeding pipe; 110. a slag carrying groove; 111. a flow guide hopper; 112. a second filter pressing cylinder; 113. a stretching motor; 114. a winding wheel; 115. a connecting belt; 116. a chute; 117. a filter base plate; 118. a filter top plate; 119. an installation chamber; 120. jacking a cylinder; 121. a first filter press plate; 122. a second filter pressing plate; 123. an ultrasonic vibrator; 124. a filtration pore; 125. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment is a resource recycling device, including an installation base 101 and a separation box 102, the separation box 102 is installed at the top of the installation base 101, an installation frame 103 is installed at the bottom of one side of the separation box 102, first filter-pressing cylinders 104 are installed at both sides of the top of the installation frame 103, one ends of the two first filter-pressing cylinders 104 are respectively installed on both sides of the middle portion of the separation box 102 in a penetrating manner, a second filter-pressing cylinder 112 is installed at the bottom of the other side of the separation box 102 in a penetrating manner, the two second filter-pressing cylinders 112 are respectively installed at both sides of the top of the installation base 101, a liquid conveying pump 105 is installed at the top of the installation base 101, the liquid conveying pump 105 is located right below the installation frame 103, an input end of the liquid conveying pump 105 is communicated to the bottom of an inner cavity of the separation box 102 through a pipeline, a conveying pipe 106 is installed at an input end of the liquid conveying pump 105, a slag loading groove 110 is installed at the top of the installation base 101, the slag loading groove 110 and the liquid conveying pump 105 are respectively located at both ends of the top of the installation base 101, the slag loading groove 110 is located at both sides of the two second filter-pressing cylinders 112, a stretching motor 113 is installed at both sides of the top of the separation box 102, a flow guide hopper 111 located right above the slag loading groove 111;
the separation box 102 is in a box shape with the top opened and closed, a water inlet 108 is formed in the top of one side of the separation box 102, a feeding pipe 109 is arranged below the water inlet 108, the feeding pipe 109 is L-shaped, the bottom end of the feeding pipe 109 is communicated to an inner cavity of the separation box 102, and a feeding hopper 107 is installed at the top of the feeding pipe 109.
Be provided with in the inner chamber of separator box 102 and filter bottom plate 117 and filter roof 118, the one end of filtering roof 118 rotates the one end that is connected to filtering bottom plate 117, installation room 119 has been seted up at the one end top of filtering bottom plate 117, install jacking cylinder 120 in the inner chamber of installation room 119 and rotate, jacking cylinder 120's movable rod rotates the other end bottom that is connected to filtering bottom plate 117, slider 125 is all installed at the both ends of filtering bottom plate 117 and filtering roof 118, slider 125 and spout 116 are the cooperation member, a plurality of filtration hole 124 has all been seted up to the one end that filters bottom plate 117 and filtering roof 118 keep away from installation room 119, connecting band 115 is all installed to the both sides of filtering bottom plate 117, the top of two connecting bands 115 twines respectively on wind-up wheel 114, two wind-up wheels 114 cup joint respectively on the output shaft of two stretch motors 113.
A first filter pressing plate 121 and a second filter pressing plate 122 are embedded in the inner wall of the separation tank 102, the first filter pressing plate 121 is mounted on a movable rod of the first filter pressing cylinder 104, the second filter pressing plate 122 is mounted on a movable rod of the second filter pressing cylinder 112, water filtering holes are formed in the first filter pressing plate 121 and the second filter pressing plate 122, and an ultrasonic vibrator 123 is embedded in the installation base 101.
Referring to fig. 1-3, the working process of the resource recycling apparatus in this embodiment is as follows:
the method comprises the following steps: putting the secondary lead refining alkaline slag into the separation box 102 from the right above the separation box 102 of the resource recovery equipment, then dropping the secondary lead refining alkaline slag to the top of the filtering top plate 118, starting the stretching motor 113, enabling the stretching motor 113 to operate to drive the winding wheel 114 to rotate and release the connecting belt 115, and enabling the filtering bottom plate 117 and the filtering top plate 118 to move downwards in the sliding groove 116 through the sliding block 125;
step two: adding clear water into the separation tank 102 through the water inlet 108, soaking the regenerated lead refined alkaline residues, completing the soaking, driving the filter bottom plate 117 and the filter top plate 118 to ascend through the stretching motor 113, ascending with the soaked regenerated lead refined alkaline residues, starting the first filter pressing cylinder 104, enabling the movable rod of the first filter pressing cylinder 104 to extend and push the first filter pressing plate 121 to slide on the top of the filter top plate 118, extruding the soaked regenerated lead refined alkaline residues through the first filter pressing plate 121, and allowing water in the residues to flow out to the bottom of the separation tank 102 through the water filtering holes or the filtering holes 124 to obtain a leaching solution;
step three: the first filter pressing plate 121 is driven to reset by the first filter pressing cylinder 104, the filter bottom plate 117 and the filter top plate 118 are driven to ascend by the stretching motor 113 until the filter bottom plate 117 and the filter top plate 118 are moved out of the inner cavity of the separation box 102, the jacking cylinder 120 is started, the movable rod of the jacking cylinder 120 extends to drive the first filter pressing plate 121 to overturn on the second filter pressing plate 122, and therefore the soaked secondary lead refined alkali slag is poured into the guide hopper 111 and finally collected in the slag carrying groove 110;
step four: calcium hydroxide is put into the feed hopper 107, the calcium hydroxide is added into the leaching solution through the feed pipe 109, the ultrasonic vibrator 123 is started to release ultrasonic waves to carry out ultrasonic dispersion on the leaching solution and the calcium hydroxide, and then the calcium hydroxide and NaSnO in the leaching solution 3 、NaPbO 3 Reaction is carried out to generate CaSnO 3 、CaPbO 3 Precipitating, starting the second filter pressing cylinder 112, contracting the movable rod of the second filter pressing cylinder 112 to pull the second filter pressing plate 122 to move, and generating CaSnO in the process of moving the second filter pressing plate 122 3 、CaPbO 3 Collecting the precipitate, discharging the filtrate from the water filtering holes, starting the liquid delivery pump 105, pumping the filtrate by the liquid delivery pump 105, delivering the filtrate to the evaporation process through the delivery pipe 106, evaporating the filtrate to form NaOH, and adding CaSnO 3 、CaPbO 3 And (5) collecting, drying and roasting the precipitate to obtain the novel perovskite solar cell material.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only, and it will be appreciated by those skilled in the art that various modifications, additions and substitutions can be made to the embodiments described without departing from the scope of the invention as defined in the appended claims.

Claims (2)

1. A preparation method of a perovskite solar cell material is characterized by comprising the following steps:
the method comprises the following steps: putting the secondary lead refining alkaline slag into a separation box (102) of resource recovery equipment from the right above the separation box (102), then dropping the secondary lead refining alkaline slag to the top of a filtering top plate (118), releasing a connecting belt (115), and moving a filtering bottom plate (117) and the filtering top plate (118) downwards in a sliding groove (116);
step two: adding clear water into the separation box (102) through a water inlet (108), soaking the regenerated lead refined alkali slag, completing soaking, lifting a filtering bottom plate (117) and a filtering top plate (118), lifting the soaked regenerated lead refined alkali slag, extruding the soaked regenerated lead refined alkali slag by a first filter press plate (121) in the process of sliding on the top of the filtering top plate (118), and allowing water in the water to flow out to the bottom of the separation box (102) through water filtering holes or filtering holes (124) to obtain leachate;
step three: the first filter pressing plate (121) is reset, the filtering bottom plate (117) and the filtering top plate (118) rise until the filter pressing plate is moved out of the inner cavity of the separation box (102), the jacking cylinder (120) drives the filtering top plate (118) to turn over on the filtering bottom plate (117), and therefore the soaked secondary lead refining alkaline residues are poured into the diversion hopper (111) and finally collected in the residue loading groove (110);
step four: calcium hydroxide and hydrogen hydroxide are fed into a hopper (107)Calcium is added into the leaching solution through the feeding pipe (109), the ultrasonic vibrator (123) is started to release ultrasonic waves to carry out ultrasonic dispersion on the leaching solution and the calcium hydroxide, and then the calcium hydroxide and NaSnO in the leaching solution 3 、NaPbO 3 Reaction is carried out to generate CaSnO 3 、CaPbO 3 The CaSnO produced during the process of precipitation and the movement of the second filter press plate (122) 3 、CaPbO 3 Collecting precipitate, allowing filtrate to flow out of water filtering holes, pumping the filtrate with a liquid pump (105), evaporating the filtrate to obtain NaOH, and dissolving CaSnO 3 、CaPbO 3 Collecting, drying and roasting the precipitate to obtain a perovskite solar cell material;
the resource recovery equipment comprises an installation base (101) and a separation box (102), wherein the separation box (102) is installed at the top of the installation base (101), an installation frame (103) is installed at the bottom of one side of the separation box (102), first filter pressing cylinders (104) are installed on two sides of the top of the installation frame (103), one ends of the two first filter pressing cylinders (104) are installed on two sides of the middle of the separation box (102) in a penetrating mode respectively, a second filter pressing cylinder (112) is installed at the bottom of the other side of the separation box (102) in a penetrating mode, the two second filter pressing cylinders (112) are installed on two sides of the top of the installation base (101) respectively, a conveying liquid pump (105) is installed at the top of the installation base (101), the conveying liquid pump (105) is located under the installation frame (103), the input end of the conveying liquid pump (105) is communicated to the bottom of an inner cavity of the separation box (102) through a pipeline, a conveying pipe (106) is installed at the input end of the conveying liquid pump (105), a slag loading groove (110) is installed at the top of the installation base (101), two slag loading groove (110) and a second filter pressing groove (112) is installed between the two sides of the two stretching liquid pump (102), a flow guide hopper (111) is installed on one side of the top of the separation box (102), and the bottom end of the flow guide hopper (111) is positioned right above the slag carrying groove (110);
a filtering bottom plate (117) and a filtering top plate (118) are arranged in an inner cavity of the separating box (102), one end of the filtering top plate (118) is rotatably connected to one end of the filtering bottom plate (117), an installation chamber (119) is formed in the top of the other end of the filtering bottom plate (117), a jacking cylinder (120) is rotatably installed in the inner cavity of the installation chamber (119), a movable rod of the jacking cylinder (120) is rotatably connected to the bottom of the other end of the filtering top plate (118), sliding blocks (125) are installed at two ends of the filtering bottom plate (117) and the filtering top plate (118), the sliding blocks (125) and sliding grooves (116) are matched components, a plurality of filtering holes (124) are formed in one ends, far away from the installation chamber (119), of the filtering bottom plate (117) and the filtering top plate (118), connecting belts (115) are installed on two sides of the filtering bottom plate (117), the top ends of the two connecting belts (115) are respectively wound on winding wheels (114), and the two winding wheels (114) are respectively sleeved on output shafts of two stretching motors (113);
embedding is provided with first filter-pressing board (121) and second filter-pressing board (122) in the inner wall of separator box (102), install on the movable rod of first filter-pressing cylinder (104) first filter-pressing board (121), install on the movable rod of second filter-pressing cylinder (112) second filter-pressing board (122), all seted up the drainage hole on first filter-pressing board (121) and second filter-pressing board (122), ultrasonic vibrator (123) are installed in the inside embedding of installation base (101).
2. The perovskite solar cell material preparation method according to claim 1, wherein the separation box (102) is in a box shape with an open top, a water inlet (108) is formed in the top of one side of the separation box (102), a feed pipe (109) is arranged below the water inlet (108), the feed pipe (109) is in an L shape, the bottom end of the feed pipe (109) is communicated with an inner cavity of the separation box (102), and a feed hopper (107) is installed at the top of the feed pipe (109).
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102329965A (en) * 2011-09-28 2012-01-25 界首市骏马工贸有限公司 Device and method for separating lead, antimony slag and alkaline liquor from lead-refined alkali slag by using one-step method
CN106282588A (en) * 2016-08-25 2017-01-04 安徽华铂再生资源科技有限公司 Alkali regeneration method in reviver refine alkaline residue
CN106367617A (en) * 2016-08-25 2017-02-01 安徽华铂再生资源科技有限公司 Process for recovery of tin from sodium stannate solution
CN108220624A (en) * 2018-01-18 2018-06-29 中南大学 A kind of refining of lead bullion alkaline residue processing method
JP2019157200A (en) * 2018-03-13 2019-09-19 住友金属鉱山株式会社 Method for removing lead compound, and method for recovering selenium or tellurium having the same
CN110872649A (en) * 2019-12-27 2020-03-10 华中科技大学 Method for recovering tin from tin-containing lead slag

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102329965A (en) * 2011-09-28 2012-01-25 界首市骏马工贸有限公司 Device and method for separating lead, antimony slag and alkaline liquor from lead-refined alkali slag by using one-step method
CN106282588A (en) * 2016-08-25 2017-01-04 安徽华铂再生资源科技有限公司 Alkali regeneration method in reviver refine alkaline residue
CN106367617A (en) * 2016-08-25 2017-02-01 安徽华铂再生资源科技有限公司 Process for recovery of tin from sodium stannate solution
CN108220624A (en) * 2018-01-18 2018-06-29 中南大学 A kind of refining of lead bullion alkaline residue processing method
JP2019157200A (en) * 2018-03-13 2019-09-19 住友金属鉱山株式会社 Method for removing lead compound, and method for recovering selenium or tellurium having the same
CN110872649A (en) * 2019-12-27 2020-03-10 华中科技大学 Method for recovering tin from tin-containing lead slag

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