CN220907579U - Reaction kettle for refining metal from aqua regia slag - Google Patents
Reaction kettle for refining metal from aqua regia slag Download PDFInfo
- Publication number
- CN220907579U CN220907579U CN202322700350.6U CN202322700350U CN220907579U CN 220907579 U CN220907579 U CN 220907579U CN 202322700350 U CN202322700350 U CN 202322700350U CN 220907579 U CN220907579 U CN 220907579U
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- CN
- China
- Prior art keywords
- reaction kettle
- aqua regia
- stirring
- kettle
- pipe
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 65
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 26
- 238000007670 refining Methods 0.000 title claims abstract description 19
- 239000002893 slag Substances 0.000 title claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 40
- 150000002739 metals Chemical class 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 11
- 239000010931 gold Substances 0.000 abstract description 11
- 238000002386 leaching Methods 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 8
- 229910052737 gold Inorganic materials 0.000 abstract description 7
- 238000007790 scraping Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 4
- 229910001316 Ag alloy Inorganic materials 0.000 description 6
- 229910001020 Au alloy Inorganic materials 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 229910017604 nitric acid Inorganic materials 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- PQTCMBYFWMFIGM-UHFFFAOYSA-N gold silver Chemical compound [Ag].[Au] PQTCMBYFWMFIGM-UHFFFAOYSA-N 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a reaction kettle for refining metal from aqua regia, which relates to the technical field of refining metal from aqua regia, and aims at solving the problems that when the existing reaction kettle is used, most of acid leaching slag containing gold element can sink into the bottom of the reaction kettle, but a small amount of acid leaching slag can be attached to the side wall of the reaction kettle, manual cleaning is complicated, and certain danger exists. The stirring mechanism with the side wall scraping plates and the bottom scraping plates is reasonable in structural design and convenient to use, so that raw materials in the reaction kettle can be stirred, acid leaching residues are prevented from being attached to the inner wall of the reaction kettle, and further the raw materials can be taken conveniently after the reaction is finished, and the safety is high.
Description
Technical Field
The utility model relates to the technical field of extraction of metals from aqua regia, in particular to a reaction kettle for extracting metals from aqua regia.
Background
The aqua regia refers to waste residue generated by chemical reaction using aqua regia (which is formed by mixing concentrated nitric acid and concentrated hydrochloric acid). Aqua regia is a strong acid mixture, has strong oxidability and corrosiveness, can dissolve noble metals such as gold, silver and the like, and is commonly used in industries such as metal analysis, cleaning and the like and laboratory applications. The formation of aqua regia is due to the fact that aqua regia, when reacted with metals or other substances, generates gases and precipitates, which are aqua regia. Because many aqua regia slag is rich in noble metals such as gold, silver and the like, the economic value is higher, the aqua regia slag is usually processed into metal ingots by taking the aqua regia slag as a raw material, then the metal ingots are processed into granular gold-silver alloy by a bead splashing process, then gold-silver alloy particles are paved at the bottom of a reaction kettle and are soaked by adding nitric acid, after corresponding processing treatment, silver element can be dissolved into solution, gold element can form acid leaching slag to be soaked at the bottom of the reaction kettle, and then the gold and silver and the like are extracted by subsequent impurity removal and extraction.
However, when the existing reaction kettle is used, most of acid leaching residues containing gold elements can sink into the bottom of the reaction kettle, but a small amount of acid leaching residues can be attached to the side wall of the reaction kettle, so that manual cleaning is complicated, and a certain danger exists.
Disclosure of utility model
The utility model aims to solve the defects that when the existing reaction kettle is used, most of acid leaching slag containing gold element can sink into the bottom of the reaction kettle, but a small amount of acid leaching slag can be attached to the side wall of the reaction kettle, manual cleaning is complicated, and certain danger exists, and provides a reaction kettle for refining metal from aqua regia slag.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a reaction kettle for refining metal from aqua regia slag, comprising:
The reaction kettle comprises a reaction kettle shell, a kettle cover and a sealing ring, wherein the kettle cover is fixedly provided with a support and a control panel, a driving mechanism is arranged on the support and comprises a hydraulic cylinder, the output end of the hydraulic cylinder penetrates through the top of the support and extends to the lower portion of the support, a motor is fixedly arranged on the output end of the hydraulic cylinder, the output end of the motor penetrates through the bottom of the kettle cover, a rotating shaft is fixedly arranged on the output end of the motor, a stirring mechanism is arranged on the rotating shaft, and a base is fixedly arranged on the bottom of the reaction kettle shell.
In a preferred embodiment, a sealing groove is formed in the top of the reaction kettle shell, and the sealing ring is matched with the sealing groove.
In a preferred embodiment, the stirring mechanism comprises two stirring frames which are arranged in a crossing manner, the two stirring frames are fixedly sleeved on the rotating shaft, a sleeve is fixedly sleeved on the rotating shaft, a plurality of stirring rods are fixedly arranged on the sleeve, a plurality of cutting blades are fixedly sleeved on the stirring rods, and one end of each stirring rod, which is far away from the sleeve, is fixedly connected with the stirring frame.
In a preferred embodiment, a bottom scraper is fixedly arranged on the bottom of the stirring frame, and the bottom scraper is matched with the bottom inner wall of the reaction kettle shell.
In a preferred embodiment, a side wall scraper is fixedly arranged on one side, far away from the rotating shaft, of the stirring frame, and the side wall scraper is matched with the side wall of the reaction kettle shell.
In a preferred embodiment, a temperature sensor is fixedly arranged on the stirring frame, and a cold water pipe and a high-temperature steam pipe are respectively communicated with the bottom of the reaction kettle shell.
In a preferred embodiment, the kettle cover is fixedly provided with a pressure sensor, the kettle cover is communicated with an exhaust pipe, the side wall of the reaction kettle shell is communicated with a feed pipe, the bottom of the reaction kettle shell is communicated with a discharge pipe, and the feed pipe, the cold water pipe, the high-temperature steam pipe, the exhaust pipe and the discharge pipe are fixedly provided with electromagnetic valves.
According to the reaction kettle for refining metals from the aqua regia, gold and silver alloy particles are paved at the bottom of the reaction kettle, nitric acid is added for soaking, then a kettle cover is covered, after the gold and silver alloy particles are soaked for a sufficient time, an external high-temperature steam source is connected into a high-temperature steam pipe, so that raw materials in the kettle can be heated, meanwhile, a hydraulic cylinder and a motor are started, so that the motor can be driven to move downwards, when a bottom scraping plate contacts with the inner wall of the bottom of a reaction kettle shell, the hydraulic cylinder is stopped, and the rotation of an output shaft of the motor is started, so that a rotating shaft can be driven to rotate, and then a stirring frame, a stirring rod, a side wall scraping plate and the bottom scraping plate can be driven to rotate, so that acid leaching residues are prevented from being attached to the side wall of the reaction kettle shell while solution in the kettle can be stirred;
According to the reaction kettle for refining metals from the aqua regia, the temperature in the kettle is monitored through the temperature sensor, when the temperature is too low, high-temperature steam is introduced into the kettle for heating, when the temperature is too high, cooling water is introduced into the kettle through the cold water pipe for cooling, so that the optimal reaction temperature can be kept in the kettle all the time, the pressure in the kettle is monitored through the pressure sensor, and the pressure is relieved by opening the exhaust pipe when the pressure is too high, so that the environment in the kettle can be kept in the optimal reaction temperature and pressure range all the time;
The stirring mechanism with the side wall scraping plates and the bottom scraping plates is reasonable in structural design and convenient to use, so that raw materials in the reaction kettle can be stirred, acid leaching residues are prevented from being attached to the inner wall of the reaction kettle, and further the raw materials can be taken conveniently after the reaction is finished, and the safety is high.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a reaction kettle for refining metals from aqua regia slag;
FIG. 2 is a schematic structural view of a stirring mechanism part of a reaction kettle for refining metals from aqua regia slag;
FIG. 3 is a schematic structural view of a sealing ring part of a reaction kettle for refining metals from aqua regia;
fig. 4 is a schematic structural diagram of a driving mechanism part of a reaction kettle for refining metals from aqua regia.
In the figure: 1. a reaction kettle shell; 2. a kettle cover; 3. a bracket; 4. a driving mechanism; 5. a stirring mechanism; 6. sealing grooves; 7. a seal ring; 8. a feed pipe; 9. a temperature sensor; 10. a cold water pipe; 11. a high temperature steam pipe; 12. a pressure sensor; 13. an exhaust pipe; 14. a discharge pipe; 15. an electromagnetic valve; 16. a control panel; 17. a base; 401. a hydraulic cylinder; 402. a motor; 403. a rotating shaft; 404. a sleeve; 501. a stirring rack; 502. a stirring rod; 503. cutting the sheet; 504. a sidewall scraper; 505. a bottom scraper.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, one embodiment of the present solution provides: a reaction kettle for refining metal from aqua regia slag, comprising:
The reaction kettle comprises a reaction kettle shell 1, a kettle cover 2 and a sealing ring 7, wherein a support 3 and a control panel 16 are fixedly arranged on the kettle cover 2, a driving mechanism 4 is arranged on the support 3, the driving mechanism 4 comprises a hydraulic cylinder 401, the output end of the hydraulic cylinder 401 penetrates through the top of the support 3 and extends to the lower side of the support 3, a motor 402 is fixedly arranged on the output end of the hydraulic cylinder 401, the output end of the motor 402 penetrates through the bottom of the kettle cover, a rotating shaft 403 is fixedly arranged on the output end of the motor 402, a stirring mechanism 5 is arranged on the rotating shaft 403, and a base 17 is fixedly arranged on the bottom of the reaction kettle shell 1.
In this embodiment, seal groove 6 has been seted up on the top of reation kettle casing 1, sealing washer 7 with seal groove 6 looks adaptation can improve this reation kettle's leakproofness.
In this embodiment, rabbling mechanism 5 includes two alternately set up's stirring frame 501, two the equal fixed cover of stirring frame 501 is established in pivot 403 is last, fixed cover is equipped with sleeve 404 in the pivot 403, fixed a plurality of puddles 502 that are provided with on the sleeve 404, fixed cover is equipped with a plurality of cutting pieces 503 on the puddle 502, puddle 502 keep away from sleeve 404's one end with stirring frame 501 fixed connection can be convenient for stir the raw materials, makes its more even abundant of reaction.
In this embodiment, the bottom scraper 505 is fixedly arranged on the bottom of the stirring rack 501, and the bottom scraper 505 is adapted to the bottom inner wall of the reaction kettle shell 1, so that the bottom inner wall of the reaction kettle can be cleaned conveniently.
In this embodiment, the stirring frame 501 is kept away from fixedly provided with the lateral wall scraper 504 on the side of pivot 403, lateral wall scraper 504 with reation kettle's 1 lateral wall looks adaptation can be convenient for clear up this reation kettle's lateral wall.
In this embodiment, the stirring rack 501 is fixedly provided with a temperature sensor 9, and the bottom of the reaction kettle shell 1 is respectively communicated with a cold water pipe 10 and a high temperature steam pipe 11, so that the temperature in the kettle can be conveniently controlled.
In this embodiment, fixedly provided with pressure sensor 12 on the kettle cover 2, the intercommunication has blast pipe 13 on the kettle cover 2, the intercommunication has inlet pipe 8 on the lateral wall of reation kettle casing 1, the intercommunication has row material pipe 14 on the bottom of reation kettle casing 1, inlet pipe 8 cold water pipe 10 high temperature steam pipe 11 blast pipe 13 and row is provided with solenoid valve 15 on the material pipe 14 all fixedly, can be convenient for control the internal air pressure of cauldron.
In this embodiment, when in use, firstly, open the kettle cover 2, then spread gold and silver alloy granule into the reation kettle bottom, add nitric acid again and soak, then cover kettle cover 2, after gold and silver alloy granule soak time is enough, access external high temperature steam source in high temperature steam pipe 11, thereby can heat the raw materials in the cauldron, simultaneously, start pneumatic cylinder 401 and motor 402, thereby can drive motor 402 and move downwards, after bottom scraper 505 contacts with the bottom inner wall of reation kettle casing 1, shut down pneumatic cylinder 401, along with the output shaft of motor 402 begins to rotate, thereby can drive pivot 403 and rotate, and then can drive stirring frame 501, puddler 502, lateral wall scraper 504 and bottom scraper 505 and rotate, so that can also prevent to be adhered with the pickling slag on the lateral wall of reation kettle casing 1 when stirring the solution in the cauldron, further, monitor the temperature in the cauldron through temperature sensor 9, when the temperature is too low, the temperature is risen to the high-temperature steam, through the high-temperature water pipe 10 is passed through cooling down, thereby can move the best in the cauldron, and can move from inside the best pressure sensor to the air pressure sensor 13, thereby can move the best pressure sensor is opened in the air pressure sensor, and the best pressure sensor is kept in the air pressure release mechanism is moved in the autoclave 13, thereby, can be moved from inside the best pressure release mechanism is opened, and the pressure 13, and the reaction kettle is moved, can be moved, and the 13 is moved, so that the inside the best pressure is moved, and is opened.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. The utility model provides a aqua regia refines reation kettle for metal which characterized in that includes:
Reaction kettle casing (1), kettle cover (2) and sealing washer (7), fixedly on kettle cover (2) support (3) and control panel (16) are provided with actuating mechanism (4) on support (3), actuating mechanism (4) are including pneumatic cylinder (401), the output of pneumatic cylinder (401) runs through the top of support (3) and extends to the below of support (3), fixedly on the output of pneumatic cylinder (401) is provided with motor (402), the output of motor (402) runs through the bottom of kettle cover, fixedly on the output of motor (402) is provided with pivot (403), be provided with rabbling mechanism (5) on pivot (403), fixedly on the bottom of reaction kettle casing (1) is provided with base (17).
2. The reaction kettle for refining metals from aqua regia according to claim 1, wherein: a sealing groove (6) is formed in the top of the reaction kettle shell (1), and the sealing ring (7) is matched with the sealing groove (6).
3. The reaction kettle for refining metals from aqua regia according to claim 1, wherein: the stirring mechanism (5) comprises two stirring frames (501) which are arranged in a crossing mode, the two stirring frames (501) are fixedly sleeved on the rotating shaft (403), a sleeve (404) is fixedly sleeved on the rotating shaft (403), a plurality of stirring rods (502) are fixedly arranged on the sleeve (404), a plurality of cutting blades (503) are fixedly sleeved on the stirring rods (502), and one end, far away from the sleeve (404), of each stirring rod (502) is fixedly connected with the stirring frame (501).
4. A reaction kettle for refining metals from aqua regia slag according to claim 3, characterized in that: the bottom of stirring frame (501) is fixedly provided with bottom scraper blade (505), bottom scraper blade (505) with the bottom inner wall looks adaptation of reation kettle casing (1).
5. A reaction kettle for refining metals from aqua regia slag according to claim 3, characterized in that: the stirring rack (501) is far away from one side of the rotating shaft (403), a side wall scraper (504) is fixedly arranged on one side of the stirring rack, and the side wall scraper (504) is matched with the side wall of the reaction kettle shell (1).
6. A reaction kettle for refining metals from aqua regia slag according to claim 3, characterized in that: the stirring frame (501) is fixedly provided with a temperature sensor (9), and the bottom of the reaction kettle shell (1) is respectively communicated with a cold water pipe (10) and a high-temperature steam pipe (11).
7. The reaction kettle for refining metals from aqua regia according to claim 6, wherein: the reactor comprises a reactor cover (2), and is characterized in that a pressure sensor (12) is fixedly arranged on the reactor cover (2), an exhaust pipe (13) is communicated with the reactor cover (2), a feed pipe (8) is communicated with the side wall of the reactor shell (1), a discharge pipe (14) is communicated with the bottom of the reactor shell (1), and electromagnetic valves (15) are fixedly arranged on the feed pipe (8), the cold water pipe (10), the high-temperature steam pipe (11), the exhaust pipe (13) and the discharge pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700350.6U CN220907579U (en) | 2023-10-09 | 2023-10-09 | Reaction kettle for refining metal from aqua regia slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700350.6U CN220907579U (en) | 2023-10-09 | 2023-10-09 | Reaction kettle for refining metal from aqua regia slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220907579U true CN220907579U (en) | 2024-05-07 |
Family
ID=90917813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322700350.6U Active CN220907579U (en) | 2023-10-09 | 2023-10-09 | Reaction kettle for refining metal from aqua regia slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220907579U (en) |
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2023
- 2023-10-09 CN CN202322700350.6U patent/CN220907579U/en active Active
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