CN213570665U - Device for recovering platinum from waste platinum catalyst - Google Patents
Device for recovering platinum from waste platinum catalyst Download PDFInfo
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- CN213570665U CN213570665U CN202021923856.3U CN202021923856U CN213570665U CN 213570665 U CN213570665 U CN 213570665U CN 202021923856 U CN202021923856 U CN 202021923856U CN 213570665 U CN213570665 U CN 213570665U
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- container
- aqua regia
- platinum
- connecting pipe
- deionization
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- 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
Abstract
The utility model provides a retrieve device of platinum in useless platinum catalyst, including aqua regia container, sectional shelf, deionization container and electrochemical cell, aqua regia container left side is provided with the ultrasonic wave deconcentrator, the sectional shelf comprises a plurality of plane boards and bracing piece, aqua regia container, ultrasonic wave deconcentrator, deionization container and electrochemical cell all set up on the different plane boards of sectional shelf, be provided with aqua regia and useless platinum catalyst in the aqua regia container respectively, aqua regia container is connected by first connecting pipe with deionization container, compares with prior art, the utility model discloses following beneficial effect has: the selective electric adsorption of metal platinum ions is realized by adjusting the working voltage; the method has the advantages of no need of high-temperature calcination of the waste platinum catalyst, low energy consumption, low working voltage in the electrolysis process, no danger, simple process, no impurity metal introduction and high platinum recovery rate.
Description
Technical Field
The utility model belongs to retrieve platinum device field in the useless platinum catalyst, in particular to retrieve device of platinum from useless platinum catalyst.
Background
At present, catalysts used in the fields of petroleum, chemical industry, environmental protection and the like are mainly supported catalysts, wherein the active component for catalysis is platinum group metal, the content of the platinum group metal is from a few percent to a few ten-thousandths, some of the active components are single metal, some of the active components are multiple metals, and substances used as catalyst carriers are various, and are generally oxides of base metals (such as Al)2O3、SiO2、ZrO2Etc.) or activated carbon, which provides a large surface area, and then catalytically active components (platinum group metals or (and) other metals) are supported on the surface of the carrier by impregnation, spraying or other methods to form highly dispersed catalytically active centers, and the supported catalyst is discarded after being used for a long time due to the gradual loss of activity of the catalyst caused by various harmful impurities, although the content of the platinum group metals in the catalyst is low, the platinum group metals are expensive and have extremely high recycling value.
However, the conventional process is used to treat the waste platinum catalyst such as: the pyrometallurgical smelting temperature is high, the loss of platinum group metals is serious, and the dust pollution is large; the traditional wet treatment method comprises two methods, wherein the carrier is dissolved by inorganic acid to recover platinum group metal from insoluble slag, and the platinum is dissolved by aqua regia after the roasting treatment at 1000 ℃ of 800-; these methods all have the disadvantages of large pollution, strong corrosiveness, low recovery rate of platinum, high cost, large energy consumption, large danger and the like.
Therefore, there is a need for an apparatus for recovering platinum from a spent platinum catalyst.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a retrieve device of platinum in useless platinum catalyst to the not enough that exists to prior art to solve the problem that proposes in the above-mentioned background art.
The technical scheme of the utility model is realized like this: a device for recovering platinum from waste platinum catalyst comprises a aqua regia container, a combined support, a deionization container and an electrochemical electrolytic cell, wherein an ultrasonic disperser is arranged on the left side of the aqua regia container, the combined support is composed of a plurality of plane plates and supporting rods, the aqua regia container, the ultrasonic disperser, the deionization container and the electrochemical electrolytic cell are all arranged on different plane plates of the combined support, aqua regia and the waste platinum catalyst are respectively arranged in the aqua regia container, the aqua regia container and the deionization container are connected through a first connecting pipe, a filter screen is arranged on the left surface of the first connecting pipe, a first rotary valve is arranged on the outer surface of the first connecting pipe, deionized water is arranged in the deionization container, the deionization container and the electrochemical electrolytic cell are connected through a second connecting pipe, a second rotary valve is arranged on the outer surface of the second connecting pipe, and an anode metal sheet and a cathode metal sheet are respectively arranged on the left side and the, the lower left end of the combined support is provided with a storage battery, and the upper surface of the storage battery is provided with a control box.
Further, the ultrasonic wave deconcentrator left side is provided with the power connecting wire, the ultrasonic wave deconcentrator is connected by the power connecting wire that the ultrasonic wave deconcentrator left side set up with the control box.
Further, the upper ends of the positive metal sheet and the negative metal sheet are provided with electric wires, and the positive metal sheet and the negative metal sheet are connected with the storage battery through the electric wires arranged at the upper ends of the positive metal sheet and the negative metal sheet.
Furthermore, control box left side surface is provided with switch, voltage regulation switch, voltage display table and ultrasonic wave deconcentrator switch respectively.
Furthermore, the aqua regia container, the deionization container, the electrochemical electrolytic cell, the first connecting pipe and the second connecting pipe are all made of the same glass material.
Further, the filter screen is arranged at the right lower end inside the aqua regia container through a first connecting pipe.
After the technical scheme is adopted, the beneficial effects of the utility model are that: the selective electric adsorption of metal platinum ions is realized by adopting an electrochemical technology and adjusting the working voltage; the method has the advantages of no need of high-temperature calcination of the waste platinum catalyst, low energy consumption, low working voltage in the electrolysis process, no danger, simple process, no impurity metal introduction and high platinum recovery rate.
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 diagram of the overall structure of a device for recovering platinum from a waste platinum catalyst according to the present invention.
Fig. 2 is a schematic view of the aqua regia container of the device for recovering platinum from waste platinum catalyst of the present invention.
Fig. 3 is a schematic diagram of a control box of the device for recovering platinum from waste platinum catalyst according to the present invention.
In the figure, 1-ultrasonic disperser, 2-aqua regia container, 3-combined bracket, 4-first rotary valve, 5-first connecting pipe, 6-filter screen, 7-deionization container, 8-deionized water, 9-second rotary valve, 10-second connecting pipe, 11-electrochemical electrolytic cell, 12-anode metal sheet, 13-cathode metal sheet, 14-control box, 15-storage battery, 16-aqua regia, 17-waste platinum catalyst.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a device for recovering platinum from waste platinum catalyst comprises a aqua regia container 2, a combined support 3, a deionization container 7 and an electrochemical electrolytic cell 11, wherein an ultrasonic disperser 1 is arranged on the left side of the aqua regia container 2, the combined support 3 is composed of a plurality of plane plates and supporting rods, the aqua regia container 2, the ultrasonic disperser 1, the deionization container 7 and the electrochemical electrolytic cell 11 are all arranged on different plane plates of the combined support 3, aqua regia 16 and waste platinum catalyst 17 are respectively arranged in the aqua regia container 2, the aqua regia container 2 and the deionization container 7 are connected by a first connecting pipe 5, a filter screen 6 is arranged on the left side surface of the first connecting pipe 5, a first rotary valve 4 is arranged on the outer surface of the first connecting pipe 5, deionized water 8 is arranged in the deionization container 7, the deionization container 7 and the electrochemical electrolytic cell 11 are connected by a second connecting pipe 10, a second rotary valve 9 is arranged on the outer surface, the left side and the right side of the inner surface of the electrochemical electrolytic cell 11 are respectively provided with a positive metal sheet 12 and a negative metal sheet 13, the left lower end of the combined bracket 3 is provided with a storage battery 15, and the upper surface of the storage battery 15 is provided with a control box 14.
The left side of the ultrasonic disperser 1 is provided with a power supply connecting wire, and the ultrasonic disperser 1 and the control box 14 are connected by the power supply connecting wire arranged on the left side of the ultrasonic disperser 1.
The upper ends of the positive metal sheet 12 and the negative metal sheet 13 are provided with wires, and the positive metal sheet 12 and the negative metal sheet 13 are connected with the storage battery 15 through the wires arranged at the upper ends of the positive metal sheet 12 and the negative metal sheet 13.
The left side surface of the control box 14 is provided with a power switch, a voltage adjusting switch, a voltage display meter, and an ultrasonic disperser 1 switch, respectively.
The filter screen 6 is arranged at the right lower end inside the aqua regia container 2 through the first connecting pipe 5.
As an embodiment of the present invention: firstly, putting a waste platinum catalyst 17 into an aqua regia container 2, then putting one end of an ultrasonic disperser 1 into the aqua regia container 2 filled with aqua regia 16, starting a switch of the ultrasonic disperser 1 on a control box 14, dissolving and leaching metal ions such as platinum and the like by using the aqua regia 16, obtaining leaching slag and leaching liquid after complete reaction, enabling the leaching liquid to enter a deionization container 7 through a first connecting pipe 5 by rotating a first valve 4, enabling the leaching liquid to enter a first connecting pipe 5 through a filter screen 6, preventing the leaching slag from entering the first connecting pipe 5, putting the aqua regia 16 into the aqua regia container 2 again, repeating the steps to ensure that platinum metal is fully leached, adding a certain volume of deionized water 8 into the deionization container 7 after concentrating and removing acid to dissolve metal salt to obtain a salt solution containing the metal such as platinum and the like, then opening a second rotary valve 9 to enable the salt solution containing the metal such as platinum and the like to flow into an electrochemical electrolytic cell 11 through a second connecting pipe 10, the positive electrode metal sheet 12 and the negative electrode metal sheet 13 are respectively inserted into the left side and the right side of the electrochemical electrolytic cell 11, the electrochemical electrolytic cell is connected with a storage battery 15 through connected wires, so that direct current is generated by the storage battery 15, and the working voltage is adjusted to (1-2V) through a voltage adjusting switch on an adjusting control box 14, so that selective electro-adsorption of metal platinum ions can be realized.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a retrieve device of platinum from useless platinum catalyst, includes aqua regia container (2), sectional shelf (3), deionization container (7) and electrochemical cell (11), its characterized in that: the device is characterized in that an ultrasonic disperser (1) is arranged on the left side of the aqua regia container (2), the combined support (3) is composed of a plurality of plane plates and supporting rods, the aqua regia container (2), the ultrasonic disperser (1), the deionization container (7) and the electrochemical electrolytic cell (11) are arranged on different plane plates of the combined support (3), aqua regia (16) and a waste platinum catalyst (17) are respectively arranged in the aqua regia container (2), the aqua regia container (2) and the deionization container (7) are connected through a first connecting pipe (5), a filter screen (6) is arranged on the left side surface of the first connecting pipe (5), a first rotary valve (4) is arranged on the outer surface of the first connecting pipe (5), deionized water (8) is arranged in the deionization container (7), and the electrochemical electrolytic cell (11) are connected through a second connecting pipe (10), the outer surface of the second connecting pipe (10) is provided with a second rotary valve (9), the left side and the right side of the inner surface of the electrochemical electrolytic cell (11) are respectively provided with a positive metal sheet (12) and a negative metal sheet (13), the left lower end of the combined support (3) is provided with a storage battery (15), and the upper surface of the storage battery (15) is provided with a control box (14).
2. The apparatus for recovering platinum from a spent platinum catalyst according to claim 1, wherein: the ultrasonic disperser (1) is provided with the power connecting wire on the left, and the ultrasonic disperser (1) is connected with the control box (14) through the power connecting wire arranged on the left of the ultrasonic disperser (1).
3. The apparatus for recovering platinum from a spent platinum catalyst according to claim 1, wherein: the positive pole sheetmetal (12) and negative pole sheetmetal (13) upper end all are provided with the electric wire, positive pole sheetmetal (12) and negative pole sheetmetal (13) and battery (15) are by the electric wire connection that positive pole sheetmetal (12) and negative pole sheetmetal (13) upper end all set up.
4. The apparatus for recovering platinum from a spent platinum catalyst according to claim 1, wherein: the left side surface of the control box (14) is respectively provided with a power switch, a voltage regulating switch, a voltage display meter and an ultrasonic disperser (1) switch.
5. The apparatus for recovering platinum from a spent platinum catalyst according to claim 1, wherein: the aqua regia container (2), the deionization container (7), the electrochemical electrolytic cell (11), the first connecting pipe (5) and the second connecting pipe (10) are all made of the same glass material.
6. The apparatus for recovering platinum from a spent platinum catalyst according to claim 1, wherein: the filter screen (6) is arranged at the right lower end inside the aqua regia container (2) through a first connecting pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021923856.3U CN213570665U (en) | 2020-09-07 | 2020-09-07 | Device for recovering platinum from waste platinum catalyst |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021923856.3U CN213570665U (en) | 2020-09-07 | 2020-09-07 | Device for recovering platinum from waste platinum catalyst |
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| CN213570665U true CN213570665U (en) | 2021-06-29 |
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| CN202021923856.3U Active CN213570665U (en) | 2020-09-07 | 2020-09-07 | Device for recovering platinum from waste platinum catalyst |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114480851A (en) * | 2022-01-20 | 2022-05-13 | 安徽工业技术创新研究院六安院 | Retrieve recovery unit of metal platinum in follow platinum carbon catalyst |
| CN114735766A (en) * | 2022-04-07 | 2022-07-12 | 安徽枡水新能源科技有限公司 | Preparation method of nitrate-free chloroplatinic acid without introducing sodium ion impurities |
-
2020
- 2020-09-07 CN CN202021923856.3U patent/CN213570665U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114480851A (en) * | 2022-01-20 | 2022-05-13 | 安徽工业技术创新研究院六安院 | Retrieve recovery unit of metal platinum in follow platinum carbon catalyst |
| CN114480851B (en) * | 2022-01-20 | 2023-09-05 | 安徽工业技术创新研究院六安院 | Recovery device for recovering metal platinum from platinum-carbon catalyst |
| CN114735766A (en) * | 2022-04-07 | 2022-07-12 | 安徽枡水新能源科技有限公司 | Preparation method of nitrate-free chloroplatinic acid without introducing sodium ion impurities |
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