CN220004034U - Dissolving kettle for silver nitrate production - Google Patents
Dissolving kettle for silver nitrate production Download PDFInfo
- Publication number
- CN220004034U CN220004034U CN202321512720.7U CN202321512720U CN220004034U CN 220004034 U CN220004034 U CN 220004034U CN 202321512720 U CN202321512720 U CN 202321512720U CN 220004034 U CN220004034 U CN 220004034U
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- CN
- China
- Prior art keywords
- dissolution
- stirring
- silver nitrate
- tank
- nitric acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910001961 silver nitrate Inorganic materials 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000004090 dissolution Methods 0.000 claims abstract description 81
- 238000003756 stirring Methods 0.000 claims abstract description 74
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000002708 enhancing effect Effects 0.000 claims abstract description 5
- 239000011343 solid material Substances 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 27
- 229910052709 silver Inorganic materials 0.000 abstract description 27
- 239000004332 silver Substances 0.000 abstract description 27
- 239000000126 substance Substances 0.000 abstract description 19
- 239000007787 solid Substances 0.000 abstract description 13
- 239000003054 catalyst Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 24
- 239000007788 liquid Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 206010034972 Photosensitivity reaction Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000036211 photosensitivity Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004063 acid-resistant material Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to the field of catalyst production, and discloses a dissolution kettle for silver nitrate production, which comprises a dissolution kettle body for containing nitric acid solution, an upper sealing plate which is covered on an opening at the upper end of the dissolution kettle body, and a stirring mechanism which penetrates through the upper sealing plate and stretches into the dissolution kettle body, wherein a dissolution tank fixedly connected to the stirring mechanism is arranged in the dissolution kettle body. The solid silver simple substance is arranged in the dissolution tank, the nitric acid solution is injected into the dissolution tank body, the dissolution tank is immersed in the nitric acid solution, and the stirring mechanism is used for enhancing the turbulent flow effect of the nitric acid solution, so that the solid silver simple substance can be more fully reacted with the nitric acid solution, and the dissolution of the silver simple substance is accelerated to form the silver nitrate solution. In addition, the dissolving tank is fixedly connected with the stirring mechanism, so that the dissolving speed of the solid silver simple substance can be further increased, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the field of catalyst production, in particular to a dissolution kettle for silver nitrate production.
Background
Silver nitrate is a colorless transparent orthorhombic crystal, and has the physical property of changing into gray or gray black in the presence of organic matters. At present, as one of important compounds of silver, silver nitrate is an important industrial raw material, and is widely used in fields of photographic emulsion, silver plating, mirror making, printing, medicine, hair dyeing, electronic industry, and the like. However, the main method for preparing silver nitrate still adopts the reaction of solid silver simple substance and nitric acid solution, and the method still faces the problem of insufficient solid-liquid reaction at present, which severely restricts the production efficiency of silver nitrate. And silver nitrate has stronger photosensitivity and is easy to decompose when meeting light. At present, a reaction device capable of fully reacting a silver simple substance with nitric acid and fully dissolving the silver simple substance under the condition of avoiding light is not provided. The conventional solution to the above problems is to further reduce the particle size of the solid silver simple substance so as to accelerate the dissolution, but the solution is complex in operation and high in cost.
Disclosure of Invention
The utility model aims to solve the problem that the prior art lacks of silver nitrate production equipment with high dissolution efficiency, and provides a dissolution kettle for silver nitrate production, which has the advantages of high dissolution efficiency and rapid reaction.
In order to achieve the above purpose, the utility model provides a dissolution kettle for silver nitrate production, which comprises a dissolution kettle body for containing nitric acid solution, an upper sealing plate which is covered on an opening at the upper end of the dissolution kettle body, and a stirring mechanism which penetrates through the upper sealing plate and stretches into the dissolution kettle body, wherein a dissolution tank fixedly connected to the stirring mechanism is arranged in the dissolution kettle body.
Preferably, the stirring mechanism comprises a motor for providing power and a stirring shaft with one end in transmission connection with the motor, the stirring shaft is provided with a power end connected with the motor and a stirring end extending into the dissolution kettle body, and the dissolution tank is fixedly connected to the stirring end.
Preferably, the dissolving tank is provided with a separation plate which is fixedly connected with the stirring shaft and allows the nitric acid solution to enter, and the separation plate surrounds and forms a filter tank for containing materials.
Preferably, the stirring mechanism further comprises a stirring blade group connected to the stirring end of the stirring shaft for enhancing the turbulent effect of the nitric acid solution.
Preferably, the stirring vane group includes a first stirring vane and a second stirring vane connected to the stirring shaft at different height positions.
Preferably, the inner wall of the dissolution kettle body is provided with a plurality of baffles uniformly distributed along the circumferential direction, and the extending direction of the baffles is parallel to the axial direction of the stirring shaft.
Preferably, the upper sealing plate is provided with a liquid injection hole and a solid material inlet right opposite to the dissolution tank.
Preferably, a solid material feeding valve for controlling the solid material feeding amount is arranged outside the solid material inlet.
Preferably, a sight glass for observing the reaction progress is arranged on the upper sealing plate.
Preferably, the bottom of the dissolution kettle body is provided with a discharge valve and a discharging filter head which is arranged on the discharge valve and is used for filtering the slag.
Through the technical scheme, the solid silver simple substance is arranged in the dissolution tank, the nitric acid solution is injected into the dissolution tank body, the dissolution tank is immersed in the nitric acid solution, and the stirring mechanism is used for enhancing the turbulent flow effect of the nitric acid solution, so that the solid silver simple substance can react with the nitric acid solution more fully, and the dissolution of the silver simple substance is accelerated to form the silver nitrate solution. In addition, the dissolving tank is fixedly connected with the stirring mechanism, so that the dissolving speed of the solid silver simple substance can be further increased, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a dissolution kettle for silver nitrate production according to a preferred embodiment of the present utility model;
fig. 2 is a top view of the dissolution kettle for silver nitrate production of fig. 1.
Description of the reference numerals
1. Motor 2, stirring shaft 3, liquid injection hole 4 and dissolution kettle body
5. Baffle 6, second stirring blade 7, blanking filter head 8 and discharge valve
9. First stirring blade 10, dissolving tank 11, filter tank 12, and partition plate
13. Sight glass 14, solid material inlet 15, solid material feed valve 16, upper sealing plate
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the present utility model, unless otherwise specified, terms such as "upper, lower, left, and right" and "upper, lower, left, and right" are used generically to refer to the attached drawings; "inner and outer" means inner and outer relative to the contour of the respective parts themselves; "distal" and "proximal" refer to the distal and proximal relative to the contours of the components themselves.
Silver nitrate is an important industrial raw material, and is in great demand in various industrial production fields of electronic industry and the like, and the existing preparation method of silver nitrate mostly adopts silver to react with nitric acid, but the general idea of achieving the effects of fully reacting silver simple substance with nitric acid and quickly dissolving in the reaction process is to grind silver into smaller particles. The utility model provides a dissolution kettle for silver nitrate production, which improves the reaction sufficiency by improving a dissolution device, thereby improving the silver nitrate production efficiency.
Referring to fig. 1 and 2, the dissolution kettle for silver nitrate production according to the present utility model comprises a dissolution kettle body 4 for containing nitric acid solution, an upper sealing plate 16 sealed at an upper end opening of the dissolution kettle body 4, and a stirring mechanism penetrating the upper sealing plate 16 and extending into the dissolution kettle body 4, wherein a dissolution tank 10 fixedly connected to the stirring mechanism is arranged in the dissolution kettle body 4. The dissolution kettle body 4 is made of acid-resistant materials as a main reaction place, the upper sealing plate 16 is completely covered on the upper end opening of the dissolution kettle body 4 and is provided with a fastening structure for tight assembly so as to prevent gas exchange from affecting the reaction process, and preferably, a sealing device, such as a sealing gasket, is arranged at the assembly connection part of the dissolution kettle body 4 and the upper sealing plate 16. The silver nitrate has strong photosensitivity, so in order to prevent decomposition of the silver nitrate visible light generated during the reaction process, thereby reducing the efficiency of the silver nitrate production and preparation, the upper sealing plate 16 and the dissolution tank body 4 need to be made of opaque materials.
The dissolution kettle for silver nitrate production is used for dissolving solid silver simple substance into nitric acid to prepare silver nitrate, so a dissolution tank 10 for containing silver simple substance is arranged inside the dissolution kettle body 4, and the dissolution tank 10 is immersed in nitric acid solution. In addition, the device is also provided with a stirring mechanism for manufacturing and enhancing the turbulent flow effect of the nitric acid solution, and the stirring mechanism accelerates the flow velocity of the nitric acid solution around the silver simple substance in the dissolution tank by stirring the nitric acid solution, thereby accelerating the dissolution speed and improving the full degree of dissolution. Further, in order to accelerate the relative flow rates of the nitric acid solution and the solid silver simple substance, the dissolution tank 10 is fixedly connected to the stirring mechanism and can rotate along with the rotation of the stirring mechanism, and the stirring mechanism can further guide the silver and the nitric acid to generate more obvious relative movement while causing more obvious turbulence effect of the nitric acid solution. Meanwhile, the rotation direction of the stirring mechanism is controllable, and different stirring modes are provided, such as reverse rotation is performed after a certain turbulence effect is generated on the nitric acid solution, so that the relative flow is accelerated.
With further reference to fig. 1, the stirring mechanism comprises a power device and a stirring shaft 2, wherein the power device is a motor 1, the stirring shaft 2 is provided with a power end connected to the motor 1 and a stirring end extending into the dissolution kettle body 4, the dissolution tank 10 is fixedly connected to the stirring end, and the dissolution tank 10 and the stirring shaft 2 rotate in the same direction under the drive of the motor 1.
Referring further to fig. 1, the dissolving tank 10 is assembled and connected by a plurality of isolation plates 12, wherein the isolation plates 12 are fixedly connected to the stirring shaft 2, and the isolation plates 12 jointly surround and form a filter tank 11 for containing materials.
For further strengthening the stirring effect of rabbling mechanism, rabbling mechanism still including be connected to the (mixing) shaft 2 the stirring end is in order to be used for the reinforcing the stirring leaf group of the turbulent flow effect of nitric acid solution, the setting position of adjusting this stirring leaf group, shape, size etc. all can control the stirring effect to can dismantle at any time, be used for the dissolution kettle of adaptation equidimension.
Further, the stirring vane group may include a first stirring vane 9 and a second stirring vane 6 connected to the stirring shaft 2 at different height positions, and the first stirring vane 9 and the second stirring vane 6 may have different shapes.
In order to further enhance the turbulent flow effect of the nitric acid solution, the inner wall of the dissolution kettle body 4 is provided with a plurality of baffles 5 uniformly distributed along the circumferential direction, and the extending direction of the baffles 5 is parallel to the axial direction of the stirring shaft 2. When the stirring mechanism drives the nitric acid solution to generate rotational flow, the baffle plate 5 can destroy the rotational flow, so that the turbulent flow effect of the nitric acid solution is enhanced.
Referring to fig. 2, the dissolution tank for silver nitrate production according to the present utility model is provided with the liquid injection hole 3 and the solid material inlet 14 corresponding to the dissolution tank 10 on the upper sealing plate 16, so as to continuously input solid and liquid materials into the dissolution tank body 4, thereby improving production efficiency. The solid material inlet 14 is just for the dissolution tank 10 to improve the accuracy of solid material delivery, so as to further ensure that the silver block is delivered into the dissolution tank 10, so that the silver block and the nitric acid solution can generate stronger relative motion, and the dissolution tank 10 can also be configured to move up and down relative to the stirring shaft 2. Further, the dissolving tank 10 may be signally connected to a height controller to facilitate controlling the up and down movement and feeding of the dissolving tank 10.
Further, in order to control the feeding rate of the solid silver simple substance conveniently so as to adapt to the reaction progress in the dissolution kettle body 4, a solid material feeding valve 15 is arranged outside the solid material inlet 14, and the solid material feeding valve 15 is mounted at the solid material inlet 14 in a sealing way.
In order to facilitate the observation of whether the solid silver simple substance is completely reacted, and further judge the material throwing amount and the throwing rate, the upper sealing plate 16 may be provided with a sight glass 13 for observing the reaction progress.
In order to facilitate the recovery of the feed liquid for preparing the silver nitrate solid after the reaction is finished, the bottom of the dissolution kettle body 4 can be provided with a discharge valve 8 and a discharging filter head 7 which is arranged on the discharge valve 8 and is used for filtering the material slag. The feed liquid flows out from the discharge valve 8, and the blanking filter head 7 is used for filtering unreacted complete silver blocks to participate in the next reaction so as to improve the utilization rate of materials.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited thereto. Within the scope of the technical idea of the utility model, a plurality of simple variants of the technical proposal of the utility model can be carried out, comprising that each specific technical feature is combined in any suitable way, and in order to avoid unnecessary repetition, the utility model does not need to be additionally described for various possible combinations. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.
Claims (10)
1. A dissolving kettle for silver nitrate production is characterized by comprising a dissolving kettle body (4) for containing nitric acid solution, an upper sealing plate (16) for sealing the upper end opening of the dissolving kettle body (4) and a stirring mechanism penetrating through the upper sealing plate (16) and extending into the dissolving kettle body (4), wherein a dissolving tank (10) fixedly connected to the stirring mechanism is arranged in the dissolving kettle body (4).
2. The dissolution tank for silver nitrate production according to claim 1, wherein the stirring mechanism comprises a motor (1) for providing power and a stirring shaft (2) with one end drivingly connected to the motor (1), the stirring shaft (2) having a power end connected to the motor (1) and a stirring end extending into the dissolution tank body (4), the dissolution tank (10) being fixedly connected to the stirring end.
3. Dissolution tank for silver nitrate production according to claim 2, characterized in that the dissolution tank (10) has a partition plate (12) for fixed connection with the stirring shaft (2) and allowing the nitric acid solution to enter, the partition plate (12) surrounding a filter tank (11) for containing material.
4. Dissolution tank for silver nitrate production according to claim 2, characterized in that the stirring mechanism further comprises a set of stirring blades connected to the stirring end of the stirring shaft (2) for enhancing the turbulent effect of the nitric acid solution.
5. Dissolution kettle for silver nitrate production according to claim 4, characterised in that the set of stirring vanes comprises a first stirring vane (9) and a second stirring vane (6) connected to the stirring shaft (2) at different height positions.
6. Dissolution kettle for silver nitrate production according to claim 5, characterized in that the dissolution kettle body (4) is provided with a plurality of baffles (5) evenly distributed in the circumferential direction on the inner wall, the extending direction of the baffles (5) being parallel to the axial direction of the stirring shaft (2).
7. Dissolution tank for silver nitrate production according to claim 1, characterized in that the upper closing plate (16) is provided with a filling hole (3) and a solid material inlet (14) for the dissolution tank (10).
8. The dissolution kettle for silver nitrate production according to claim 7, wherein a solid material feeding valve (15) for controlling solid material feeding amount is arranged outside the solid material inlet (14).
9. Dissolution kettle for silver nitrate production according to claim 1, characterized in that the upper closing plate (16) is provided with a sight glass (13) for observing the progress of the reaction.
10. The dissolution kettle for silver nitrate production according to claim 1, wherein the dissolution kettle body (4) is provided with a discharge valve (8) at the bottom and a discharging filter head (7) for filtering material slag arranged on the discharge valve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321512720.7U CN220004034U (en) | 2023-06-14 | 2023-06-14 | Dissolving kettle for silver nitrate production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321512720.7U CN220004034U (en) | 2023-06-14 | 2023-06-14 | Dissolving kettle for silver nitrate production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220004034U true CN220004034U (en) | 2023-11-14 |
Family
ID=88681627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321512720.7U Active CN220004034U (en) | 2023-06-14 | 2023-06-14 | Dissolving kettle for silver nitrate production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220004034U (en) |
-
2023
- 2023-06-14 CN CN202321512720.7U patent/CN220004034U/en active Active
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| GR01 | Patent grant |