CN219765316U - Production device for noble metal platinum nitrate of automobile exhaust catalyst - Google Patents
Production device for noble metal platinum nitrate of automobile exhaust catalyst Download PDFInfo
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- CN219765316U CN219765316U CN202320594019.8U CN202320594019U CN219765316U CN 219765316 U CN219765316 U CN 219765316U CN 202320594019 U CN202320594019 U CN 202320594019U CN 219765316 U CN219765316 U CN 219765316U
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- control valve
- pipeline
- platinum nitrate
- cooling water
- automobile exhaust
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- NWAHZABTSDUXMJ-UHFFFAOYSA-N platinum(2+);dinitrate Chemical compound [Pt+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O NWAHZABTSDUXMJ-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 239000003054 catalyst Substances 0.000 title claims abstract description 21
- 229910000510 noble metal Inorganic materials 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 65
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims description 36
- 239000011521 glass Substances 0.000 claims description 11
- 230000010354 integration Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 3
- -1 reation kettle (1) Chemical compound 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 description 9
- 230000002378 acidificating effect Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to the technical field of automobile exhaust catalyst production, in particular to a production device for noble metal platinum nitrate of an automobile exhaust catalyst, which comprises a reaction kettle, a heating device, a pure water tank body and a nitric acid tank body, wherein the reaction kettle is arranged in the heating device, a feed inlet is arranged on the reaction kettle, the pure water tank body is communicated with the feed inlet through a first pipeline, the nitric acid tank body is communicated with the feed inlet through a second pipeline, the production device further comprises a controller, a first liquid level sensor, a second liquid level sensor, a first temperature sensor and a second temperature sensor, and the automation level of platinum nitrate production is remarkably improved due to the fact that the controller controls the opening and closing of corresponding equipment, the control precision of raw materials, temperature and time for producing platinum nitrate is ensured, and the consistency of produced platinum nitrate products is effectively improved.
Description
Technical Field
The utility model relates to the technical field of automobile exhaust catalyst production, in particular to a production device for noble metal platinum nitrate of an automobile exhaust catalyst.
Background
Noble metal platinum nitrate is as one of the core active ingredient of automobile exhaust catalyst, and at present the apparatus for producing of platinum nitrate includes reation kettle, heating device, pure water jar body and nitric acid jar body, and reation kettle sets up in heating device, is provided with the feed inlet on the reation kettle, and pure water jar body is linked together with the feed inlet through first pipeline, and is provided with first control valve on the first pipeline, and nitric acid jar body is linked together with the feed inlet through the second pipeline, and is provided with second control valve on the first pipeline. The production process flow of the platinum nitrate comprises the following steps: the method comprises the steps of firstly adding dinitroso diammine platinum serving as a raw material into a reaction kettle from a feed inlet, then opening a first control valve and a second control valve, adding pure water serving as the raw material and nitric acid into the reaction kettle, and finally heating the reaction kettle by a heating device to react the raw materials, so that platinum nitrate is obtained, and the problems of low automation degree, poor consistency of the produced platinum nitrate products and the like are solved although the conventional production device can produce the platinum nitrate, so that the method is unfavorable for large-scale use.
Disclosure of Invention
The utility model solves the technical problem of providing a production device for noble metal platinum nitrate of an automobile exhaust catalyst, which has high automation degree and good consistency of platinum nitrate products.
The technical scheme adopted for solving the technical problems is as follows: the production device for the noble metal platinum nitrate of the automobile exhaust catalyst comprises a reaction kettle, a heating device, a pure water tank body and a nitric acid tank body, wherein the reaction kettle is arranged in the heating device, a feed inlet is arranged on the reaction kettle, the pure water tank body is communicated with the feed inlet through a first pipeline, a first control valve is arranged on the first pipeline, the nitric acid tank body is communicated with the feed inlet through a second pipeline, a second control valve is arranged on the first pipeline, and the production device further comprises a controller, a first liquid level sensor, a second liquid level sensor, a first temperature sensor and a second temperature sensor;
the heating device is an oil bath heating device, the oil bath heating device comprises a heating tank, a heating piece and oil bath liquid are arranged in the heating tank, the reaction kettle is arranged in the heating tank, the lower half part of the reaction kettle is positioned in the oil bath liquid, the first liquid level sensor and the first temperature sensor are both arranged in the oil bath liquid, and the second liquid level sensor and the second temperature sensor are both arranged in the reaction kettle;
the first control valve and the second control valve are electromagnetic valves or pneumatic valves, and the first control valve, the second control valve, the first liquid level sensor, the second liquid level sensor, the first temperature sensor and the second temperature sensor are electrically connected with the controller.
Further, the stirring device is arranged in the reaction kettle and is electrically connected with the controller.
Further, the intelligent control system further comprises a control cabinet, wherein a control screen is arranged on the control cabinet and is electrically connected with the controller.
The device comprises a glass condenser, a circulating cooling water main pipeline, a circulating cooling water inlet pipe, a circulating cooling water main pipeline, a circulating cooling water outlet pipe and a third control valve, wherein the glass condenser comprises a device body and the circulating cooling water main pipeline;
the inlet of the reactor body is communicated with the reaction kettle through a third pipeline, the outlet of the reactor body is communicated with a fourth pipeline, and a fan is arranged on the fourth pipeline.
Further, an air speed detector is arranged on the third pipeline, a cooling water flowmeter is arranged on the circulating cooling water outlet pipe, and the third control valve is an electromagnetic valve or a pneumatic valve;
the wind speed detector, the cooling water flowmeter and the third control valve are all electrically connected with the controller.
Further, the main circulating cooling water pipe is spirally arranged.
Further, the device body is vertically arranged, an inlet of the device body is positioned at the lower end of the device body, and an outlet of the device body is positioned at the upper end of the device body.
Further, the device also comprises a condensate integration tank, wherein the condensate integration tank is communicated with the third pipeline through a fifth pipeline, and a fourth control valve is arranged on the fifth pipeline.
Further, the fourth control valve is an electromagnetic valve or a pneumatic valve, and the fourth control valve is electrically connected with the controller.
Further, the inner surfaces of the first control valve, the second control valve and the fourth control valve are all provided with anti-corrosion protection layers.
The beneficial effects of the utility model are as follows: the first liquid level sensor detects the liquid level of the oil bath liquid, plays a role in monitoring the liquid level of the oil bath liquid, the first temperature sensor detects the temperature of the oil bath liquid, plays a role in monitoring the temperature of the oil bath liquid, the second liquid level sensor detects the liquid level in the reaction kettle, plays a role in monitoring the liquid level in the reaction kettle, the second temperature sensor detects the temperature in the reaction kettle, plays a role in monitoring the temperature in the reaction kettle, the first liquid level sensor, the second liquid level sensor, the first temperature sensor and the second temperature sensor transmit the monitored data to the controller, the controller analyzes according to the obtained data, then controls the opening and closing of corresponding equipment, and the first control valve and the second control valve are electromagnetic valves or pneumatic valves, and the opening and closing of the first control valve and the second control valve are also controlled automatically through the controller, so that the automation level of the production of platinum nitrate is remarkably improved, the production accuracy of the platinum nitrate is guaranteed to be consistent in production scale, and the production accuracy of the platinum nitrate is greatly improved due to the fact that the controller controls the corresponding equipment is controlled to the opening and closing of the corresponding equipment.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
the marking is as follows: the device comprises a reaction kettle 1, a heating device 2, a pure water tank 3, a nitric acid tank 4, a first control valve 5, a second control valve 6, a first liquid level sensor 7, a second liquid level sensor 8, a first temperature sensor 9, a second temperature sensor 10, a stirring device 11, a glass condenser 12, a circulating cooling water inlet pipe 13, a circulating cooling water outlet pipe 14, a third control valve 15, a third pipeline 16, a fourth pipeline 17, an anemometer 18, a cooling water flowmeter 19, a condensate integration tank 20, a fifth pipeline 21 and a fourth control valve 22.
Detailed Description
The utility model is further described below with reference to the drawings and the detailed description.
As shown in fig. 1, the production device for the noble metal platinum nitrate of the automobile exhaust catalyst comprises a reaction kettle 1, a heating device 2, a pure water tank 3 and a nitric acid tank 4, wherein the reaction kettle 1 is arranged in the heating device 2, a feed inlet is formed in the reaction kettle 1, the pure water tank 3 is communicated with the feed inlet through a first pipeline, a first control valve 5 is arranged on the first pipeline, the nitric acid tank 4 is communicated with the feed inlet through a second pipeline, a second control valve 6 is arranged on the first pipeline, and the production device further comprises a controller, a first liquid level sensor 7, a second liquid level sensor 8, a first temperature sensor 9 and a second temperature sensor 10;
the heating device 2 is an oil bath heating device, the oil bath heating device comprises a heating tank, a heating element and an oil bath liquid are arranged in the heating tank, the heating element is preferably a resistance wire, the reaction kettle 1 is arranged in the heating tank, the lower half part of the reaction kettle 1 is positioned in the oil bath liquid, the first liquid level sensor 7 and the first temperature sensor 9 are both arranged in the oil bath liquid, and the second liquid level sensor 8 and the second temperature sensor 10 are both arranged in the reaction kettle 1;
the first control valve 5 and the second control valve 6 are electromagnetic valves or pneumatic valves, and the first control valve 5, the second control valve 6, the first liquid level sensor 7, the second liquid level sensor 8, the first temperature sensor 9 and the second temperature sensor 10 are electrically connected with the controller.
When the production device is used for production, the first liquid level sensor 7 detects the liquid level of the oil bath liquid, plays a role in monitoring the liquid level of the oil bath liquid, and enables the liquid level of the oil bath liquid to be in a set range. In order to ensure the heating effect of the reaction kettle 1 and the reaction effect in the reaction kettle 1, the liquid level of the oil bath liquid is lower than the liquid level in the reaction kettle 1. The first temperature sensor 9 detects the temperature of the oil bath, and plays a role in monitoring the temperature of the oil bath, so that the temperature of the oil bath is within a set range. The second liquid level sensor 8 detects the liquid level in the reaction kettle 1, plays the role of monitoring the liquid level in the reaction kettle 1, enables the liquid level in the reaction kettle 1 to be in a set range, and then controls the feeding of the first control valve 5 and the second control valve 6, and for convenience in use, the second liquid level sensor 8 is preferably an ultrasonic liquid level sensor. The second temperature sensor 10 detects the temperature in the reaction kettle 1, plays a role in monitoring the temperature in the reaction kettle 1, enables the temperature in the reaction kettle 1 to be in a set range, and further controls the opening and closing of the heating device 2. The first liquid level sensor 7, the second liquid level sensor 8, the first temperature sensor 9 and the second temperature sensor 10 all transmit the monitored data to the controller, the controller analyzes according to the obtained data and then controls the opening and closing of corresponding equipment, the first control valve 5 and the second control valve 6 are electromagnetic valves or pneumatic valves, and the opening and closing of the first control valve 5 and the second control valve 6 are also automatically controlled by the controller, so that the automation level of platinum nitrate production is remarkably improved, and the control accuracy of the quantity, the temperature and the time of platinum nitrate raw materials is ensured, the consistency of the produced platinum nitrate products is effectively improved, and the large-scale production is facilitated.
Specifically, in order to improve the reaction speed and effect in the reaction kettle 1, as shown in fig. 1, the utility model is further provided with a stirring device 11, wherein the stirring device 11 is arranged in the reaction kettle 1, the stirring device 11 is electrically connected with a controller, and the opening and closing of the stirring device 11 are also automatically controlled by the controller.
In order to better facilitate the operation of operators, the utility model is also provided with a control cabinet, and the control cabinet is provided with a control screen which is electrically connected with the controller.
Because a certain high-temperature gas is generated in the production of platinum nitrate in the reaction kettle 1, part of acidic substances are converted into a gas state in a high-temperature environment, the gas-state acidic substances are mixed in the high-temperature gas and directly discharged to cause waste of the materials, and as shown in fig. 1, the utility model is also provided with a gas cooling system, the gas cooling system comprises a glass condenser 12, the glass condenser 12 comprises a container body and a main circulating cooling water pipe, the main circulating cooling water pipe is arranged in the container body, the upper end of the main circulating cooling water pipe is communicated with a main circulating cooling water inlet pipe 13, the lower end of the main circulating cooling water pipe is communicated with a main circulating cooling water outlet pipe 14, and a third control valve 15 is arranged on the main circulating cooling water inlet pipe 13; the inlet of the reactor body is communicated with the reaction kettle 1 through a third pipeline 16, the outlet of the reactor body is communicated with a fourth pipeline 17, and a fan is arranged on the fourth pipeline 17. When the gas is treated, the fan is controlled to operate, the third control valve 15 is opened, the high-temperature gas third pipeline 16 in the reaction kettle 1 enters the glass condenser 12, after the cooling treatment of the glass condenser 12, the gaseous acidic substance is changed into a liquid state, and flows back to the reaction kettle 1 through the third pipeline 16 for continuous use, and the gas which is not changed into the liquid state enters the next treatment process through the fourth pipeline 17.
In order to improve the automation level of the gas cooling system and the cooling effect, the third pipeline 16 is provided with a wind speed detector 18, the circulating cooling water outlet pipe 14 is provided with a cooling water flowmeter 19, the third control valve 15 is an electromagnetic valve or a pneumatic valve, and the wind speed detector 18, the cooling water flowmeter 19 and the third control valve 15 are all electrically connected with the controller. The wind speed detector 18 detects the wind speed of the gas passing through the third pipeline 16, and plays a role in monitoring the wind speed of the exhaust air, and the cooling water flow meter 19 detects the flow rate of the cooling water, and plays a role in detection.
In order to improve the cooling effect of the glass condenser 12, the main circulating cooling water pipe is spirally arranged. In order to facilitate the backflow of the liquid acidic substances into the reaction kettle 1, the reactor body is vertically arranged, an inlet of the reactor body is positioned at the lower end of the reactor body, and an outlet of the reactor body is positioned at the upper end of the reactor body.
In order to increase the concentration of the platinum nitrate product, after the platinum nitrate production is completed, other acidic substances (other than platinum nitrate) remained in the reaction kettle 1 are evaporated and discharged, and the utility model further comprises a condensate integration tank 20, wherein the condensate integration tank 20 is communicated with the third pipeline 16 through a fifth pipeline 21, and a fourth control valve 22 is arranged on the fifth pipeline 21. The heating device 2 heats the reaction kettle 1 again, so that other acidic substances in the reaction kettle 1 are evaporated into gas, and the other acidic substances are cooled by the glass condenser 12 and become liquid, and then flow into the condensate integration tank 20 for storage through the fifth pipeline 21. The fourth control valve 22 is preferably a solenoid valve or a pneumatic valve, and the fourth control valve 22 is electrically connected to the controller.
Because of the need of contacting with corrosive substances, in order to increase the service time of the first control valve 5, the second control valve 6 and the fourth control valve 22, the inner surfaces of the first control valve 5, the second control valve 6 and the fourth control valve 22 are all provided with anti-corrosion protection layers made of polytetrafluoroethylene materials.
In summary, the production device for the noble metal platinum nitrate of the automobile exhaust catalyst has high automatic level, and the controller controls the corresponding equipment to be started and stopped, so that the control precision of the quantity, the temperature and the time of the raw materials for producing the platinum nitrate is ensured, the consistency of the produced platinum nitrate products is effectively improved, and the large-scale production is facilitated.
Claims (10)
1. A apparatus for producing for automobile exhaust catalyst noble metal platinum nitrate, including reation kettle (1), heating device (2), pure water jar body (3) and nitric acid jar body (4), reation kettle (1) set up in heating device (2), are provided with the feed inlet on reation kettle (1), and pure water jar body (3) are linked together with the feed inlet through first pipeline, and are provided with first control valve (5) on the first pipeline, and nitric acid jar body (4) are linked together with the feed inlet through the second pipeline, and are provided with second control valve (6) on the first pipeline, its characterized in that: the device also comprises a controller, a first liquid level sensor (7), a second liquid level sensor (8), a first temperature sensor (9) and a second temperature sensor (10);
the heating device (2) is an oil bath heating device, the oil bath heating device comprises a heating tank, a heating piece and oil bath liquid are arranged in the heating tank, the reaction kettle (1) is arranged in the heating tank, the lower half part of the reaction kettle (1) is positioned in the oil bath liquid, the first liquid level sensor (7) and the first temperature sensor (9) are both arranged in the oil bath liquid, and the second liquid level sensor (8) and the second temperature sensor (10) are both arranged in the reaction kettle (1);
the first control valve (5) and the second control valve (6) are electromagnetic valves or pneumatic valves, and the first control valve (5), the second control valve (6), the first liquid level sensor (7), the second liquid level sensor (8), the first temperature sensor (9) and the second temperature sensor (10) are electrically connected with the controller.
2. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 1, wherein: still include agitating unit (11), agitating unit (11) set up in reation kettle (1), and agitating unit (11) and controller electric connection.
3. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 1, wherein: still include the switch board, be provided with the control screen on the switch board, control screen and controller electric connection.
4. A production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to any one of claims 1 to 3, characterized in that: the device comprises a glass condenser (12), wherein the glass condenser (12) comprises a device body and a main circulating cooling water pipe, the main circulating cooling water pipe is arranged in the device body, the upper end of the main circulating cooling water pipe is communicated with a water inlet pipe (13) of circulating cooling water, the lower end of the main circulating cooling water pipe is communicated with a water outlet pipe (14) of circulating cooling water, and a third control valve (15) is arranged on the water inlet pipe (13) of circulating cooling water;
the inlet of the reactor body is communicated with the reaction kettle (1) through a third pipeline (16), the outlet of the reactor body is communicated with a fourth pipeline (17), and a fan is arranged on the fourth pipeline (17).
5. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 4, wherein: a wind speed detector (18) is arranged on the third pipeline (16), a cooling water flowmeter (19) is arranged on the circulating cooling water outlet pipe (14), and the third control valve (15) is an electromagnetic valve or a pneumatic valve;
the wind speed detector (18), the cooling water flowmeter (19) and the third control valve (15) are electrically connected with the controller.
6. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 4, wherein: the main circulating cooling water pipe is spirally arranged.
7. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 4, wherein: the device body is vertically arranged, the inlet of the device body is positioned at the lower end of the device body, and the outlet of the device body is positioned at the upper end of the device body.
8. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 7, wherein: the device further comprises a condensate integration tank (20), wherein the condensate integration tank (20) is communicated with the third pipeline (16) through a fifth pipeline (21), and a fourth control valve (22) is arranged on the fifth pipeline (21).
9. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 8, wherein: the fourth control valve (22) is an electromagnetic valve or a pneumatic valve, and the fourth control valve (22) is electrically connected with the controller.
10. The production apparatus for an automobile exhaust catalyst noble metal platinum nitrate according to claim 9, wherein: the inner surfaces of the first control valve (5), the second control valve (6) and the fourth control valve (22) are respectively provided with an anti-corrosion protection layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320594019.8U CN219765316U (en) | 2023-03-23 | 2023-03-23 | Production device for noble metal platinum nitrate of automobile exhaust catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320594019.8U CN219765316U (en) | 2023-03-23 | 2023-03-23 | Production device for noble metal platinum nitrate of automobile exhaust catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219765316U true CN219765316U (en) | 2023-09-29 |
Family
ID=88134641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320594019.8U Active CN219765316U (en) | 2023-03-23 | 2023-03-23 | Production device for noble metal platinum nitrate of automobile exhaust catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219765316U (en) |
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2023
- 2023-03-23 CN CN202320594019.8U patent/CN219765316U/en active Active
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