CN211026197U - Reation kettle that atmospheric pressure is stable - Google Patents
Reation kettle that atmospheric pressure is stable Download PDFInfo
- Publication number
- CN211026197U CN211026197U CN201921782334.3U CN201921782334U CN211026197U CN 211026197 U CN211026197 U CN 211026197U CN 201921782334 U CN201921782334 U CN 201921782334U CN 211026197 U CN211026197 U CN 211026197U
- Authority
- CN
- China
- Prior art keywords
- pressure
- gas
- air
- reaction kettle
- reactor
- 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.)
- Active
Links
Images
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to a reaction kettle with stable air pressure, which comprises a reaction kettle tank body, wherein the reaction kettle tank body is connected with an air pressure stable conveying device, the air pressure stable conveying device comprises an air compressor, a stop valve, an air storage tank, a gas stabilizer and a pneumatic valve which are connected in sequence, and the air compressor is connected with the reaction kettle tank body through the air storage tank; and a pressure detector is arranged on the tank body of the reaction kettle. The utility model utilizes the gas pressure stabilizer and the pneumatic valve to reduce the fluctuation value of the gas pressure and improve the stability of the gas pressure entering the reaction kettle; in addition, utilize the pressure detector on the reation kettle to detect the pressure in the reation kettle to further improve the atmospheric pressure stability in the reation kettle, satisfy the requirement to the atmospheric pressure of the higher chemical reaction of pressure precision.
Description
Technical Field
The utility model relates to a reation kettle technical field, concretely relates to reation kettle that atmospheric pressure is stable.
Background
The preparation process of most chemical reactions needs pressurization treatment on a reaction kettle. An ordinary reaction kettle generally adopts an air compressor to pressurize the reaction kettle. And under the normal working condition of the air compressor, the pressure is kept between 6 and 8bar, namely the air compressor starts to work when the pressure is less than 6bar, and stops working when the pressure is more than 8bar, so that the air compressor is directly connected with the reaction kettle, and the stable output pressure is difficult to keep. In order to maintain relatively stable pressure, an air storage tank is usually installed at the air outlet end of the air compressor, so that fluctuation of the pressure of the compressed air is reduced, and the pressure can be stably up to plus or minus 0.5 bar. Because of the high precision requirement of some chemical reactions on pressure, the pressure method is difficult to meet the requirement. How to provide a reaction kettle with more stable air pressure output becomes a technical problem which needs to be solved urgently in the field.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and providing a reaction kettle with high air pressure stability value and simple structure.
The utility model adopts the technical proposal that: a reaction kettle with stable air pressure comprises a reaction kettle tank body, wherein the reaction kettle tank body is connected with an air pressure stable conveying device, the air pressure stable conveying device comprises an air compressor, a stop valve, an air storage tank, a gas pressure stabilizer and a pneumatic valve which are sequentially connected, and the air compressor is connected with the reaction kettle tank body through the air storage tank; the reaction kettle tank body is provided with a pressure detector, and the pressure detector is electrically connected with the gas pressure stabilizer, the stop valve and the air compressor.
Preferably, the air compressor machine pass through a pipeline and be connected with the gas holder, the stop valve set up on a pipeline.
Preferably, the gas storage tank is connected with the reaction kettle tank body through a second pipeline, and the gas pressure stabilizer and the pneumatic valve are arranged on the second pipeline.
Preferably, the air compressor is a variable frequency screw air compressor, and the gas pressure stabilizer is controlled in a negative feedback mode.
Preferably, the pneumatic valve is a gas pressure stabilizing valve.
Preferably, a safety valve is arranged at the top of the air storage tank.
Preferably, the reaction kettle tank body is connected with a compressed air inlet pipe, a cooling water circulation outlet pipe, a cooling water circulation inlet pipe, a steam inlet pipe and a waste gas exhaust pipe.
Preferably, the reaction kettle is provided with a cooling jacket, and the cooling jacket is connected with a condensed water discharge device.
Preferably, the condensed water discharging device comprises a drain pipe communicated with the bottom of the cooling jacket, and a drain pneumatic valve and a drain valve are arranged on the drain pipe.
Preferably, the feed inlet of the reaction kettle tank body is connected with an inlet pipe, and a diaphragm pump for pumping materials is arranged on the inlet pipe.
Compared with the prior art, the utility model has the following advantage: the utility model discloses a reaction kettle, there is a stop valve between air compressor and gas holder, there is a gas stabilizer at the gas outlet end of the gas holder, utilize gas stabilizer and pneumatic valve to reduce the fluctuation value of gas pressure, improve the stability of the gas pressure entering the reaction kettle; in addition, utilize the pressure detector on the reation kettle to detect the pressure in the reation kettle, when the pressure oscillation scope exceeded the setting value, will open or the signal that stops is passed to stop valve and air compressor machine to further improve the atmospheric pressure stability in the reation kettle, make the gaseous operating pressure of whole equipment can stably reach in plus-minus 0.05bar, satisfy the requirement to the atmospheric pressure of the higher chemical reaction of pressure precision.
Drawings
Fig. 1 is a process diagram of the present invention.
The numbers in the figures indicate:
1-a reaction kettle tank body, 11-a pressure detector, 12-a compressed air inlet pipe, 13-a cooling water circulating outlet pipe, 14-a cooling water circulating inlet pipe, 15-a steam inlet pipe, 16-a waste gas outlet pipe, 17-a cooling jacket, 18-a condensed water discharge device, 181-a drain pipe, 182-a drain pneumatic valve, 183-a drain valve, 19-an inlet pipe, 191-a diaphragm pump, a 2-air pressure stable conveying device, 21-an air compressor, 22-a stop valve, 23-an air storage tank, 24-a gas stabilizer, 25-a pneumatic valve, 26-a first pipeline and 27-a second pipeline.
The specific implementation mode is as follows:
in order to enhance the understanding of the present invention, the following detailed description will be made in conjunction with the embodiments and the accompanying drawings. The utility model discloses the accessible is implemented as follows:
referring to fig. 1, a reaction kettle with stable air pressure comprises a reaction kettle tank body 1, wherein the reaction kettle tank body 1 is connected with an air pressure stable conveying device 2, the air pressure stable conveying device 2 comprises an air compressor 21, a stop valve 22, an air storage tank 23, an air pressure stabilizer 24 and a pneumatic valve 25 which are sequentially connected, and the air compressor 21 is connected with the reaction kettle tank body 1 through the air storage tank 23; the air compressor 21 is connected with the air storage tank 23 through a first pipeline, and the stop valve 22 is arranged on the first pipeline 26. The gas storage tank 23 is connected with the reaction kettle tank body 1 through a second pipeline 27, and the gas pressure stabilizer 24 and the pneumatic valve 25 are arranged on the second pipeline 27. The fluctuation value of the gas pressure is reduced by using the gas pressure stabilizer 24 and the pneumatic valve 25, and the stability of the gas pressure entering the reaction kettle is improved.
The pneumatic valve 25 is a gas pressure stabilizing valve. The gas pressure stabilizing valve is one of pressure stabilizing valves, can automatically adjust the gas pressure and further improves the stability of the gas pressure entering the reaction kettle.
The air compressor 21 is a variable-frequency screw air compressor 21, the variable-frequency screw air compressor is adopted, a variable-frequency system of the compressor can automatically adjust the rotating speed according to the exhaust pressure and the pressure fluctuation rate of an exhaust terminal, and the exhaust end of the compressor can achieve smaller pressure fluctuation. The gas pressure stabilizer 24 is a gas pressure stabilizer 24 controlled in a negative feedback mode, and can feed back the gas pressure fluctuation condition to a central control system of the reaction kettle, and the central control system appropriately adjusts the opening and closing of the air compressor 21 and the stop valve 22. When the gas stabilizer feeds back to the central control system that the pressure of the gas entering the gas stabilizer is large or the pressure of the gas is too small, the air compressor 21 and the stop valve 22 are opened; when the gas pressure fed back into the gas stabilizer from the gas stabilizer to the central control system is too high, the air compressor 21 and the stop valve 22 are closed.
The reaction kettle tank body 1 is provided with a pressure detector 11. Utilize the pressure detector 11 on the reation kettle to detect the pressure in the reation kettle, when the pressure fluctuation scope exceeded the setting value, will open or the signal that stops is passed to stop valve 22 and air compressor machine 21 to further improve the atmospheric pressure stability in the reation kettle, make the gaseous operating pressure of whole equipment can stably reach in plus-minus 0.05bar, satisfy the requirement to atmospheric pressure to the higher chemical reaction of pressure precision.
The reaction kettle tank body 1 is connected with a compressed air inlet pipe 12, a cooling water circulation outlet pipe 13, a cooling water circulation inlet pipe 14, a steam inlet pipe 15 and a waste gas exhaust pipe 16.
The reaction kettle is provided with a cooling jacket 17, and the cooling jacket 17 is connected with a condensed water discharging device 18. The condensed water discharging device 18 comprises a drain pipe 181 communicated with the bottom of the cooling jacket 17, and a drain pneumatic valve 182 and a drain valve 183 are arranged on the drain pipe 181. The design can effectively prevent the accumulation of condensed water in the jacket, keep the temperature stable and improve the yield; meanwhile, waste caused by steam leakage can be avoided.
The feed inlet of the reaction kettle tank body 1 is connected with a feed pipe 19, and the feed pipe 19 is provided with a diaphragm pump 191 for pumping materials. The diaphragm pump 191 has the advantages of reliable quality, long service life, low noise, small vibration, no dead halt, fine workmanship and the like, and can pump flowing liquid and convey some media which are difficult to flow.
Finally, it should be noted that: the above description is only for the 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 (10)
1. A reaction kettle with stable air pressure comprises a reaction kettle tank body (1), and is characterized in that the reaction kettle tank body (1) is connected with an air pressure stable conveying device (2), the air pressure stable conveying device (2) comprises an air compressor (21), a stop valve (22), an air storage tank (23), an air pressure stabilizer (24) and a pneumatic valve (25) which are sequentially connected, and the air compressor (21) is connected with the reaction kettle tank body (1) through the air storage tank (23); the reaction kettle tank body (1) is provided with a pressure detector (11).
2. A reactor vessel with stable gas pressure as claimed in claim 1, wherein the air compressor (21) is connected to the gas storage tank (23) via a first pipeline (26), and the shutoff valve (22) is disposed on the first pipeline (26).
3. A pressure stabilised reactor according to claim 2, characterised in that the gas reservoir (23) is connected to the reactor vessel (1) via a second line (27), and the gas stabiliser (24) and the pneumatic valve (25) are arranged on the second line (27).
4. The reactor of claim 1, wherein the air compressor (21) is a variable frequency screw air compressor (21), and the gas regulator (24) is a gas regulator (24) controlled by a negative feedback method.
5. A pressure stabilised reactor according to claim 1, characterised in that the pneumatic valve (25) is a gas pressure regulator valve.
6. A pressure stabilised reactor according to any one of claims 1 to 5, characterised in that the top of the gas holder (23) is provided with a safety valve.
7. A reactor with stable air pressure according to any one of claims 1 to 5, characterized in that the reactor tank (1) is connected with a compressed air inlet pipe (12), a cooling water circulation outlet pipe (13), a cooling water circulation inlet pipe (14), a steam inlet pipe (15) and an exhaust gas outlet pipe (16).
8. A pressure stabilised reactor according to any one of claims 1 to 5, characterised in that the reactor is provided with a cooling jacket (17), the cooling jacket (17) being connected to condensate discharge means (18).
9. A pressure stabilized reactor according to claim 8, wherein said condensed water discharging means (18) comprises a drain pipe (181) communicating with the bottom of the cooling jacket (17), said drain pipe (181) being provided with a drain pneumatic valve (182) and a drain valve (183).
10. A reactor with stable gas pressure as claimed in claim 1 or 2 or 3 or 4 or 5 or 9, wherein the feed inlet of the reactor tank (1) is connected with a feed pipe (19), and the feed pipe (19) is provided with a diaphragm pump (191) for pumping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921782334.3U CN211026197U (en) | 2019-10-22 | 2019-10-22 | Reation kettle that atmospheric pressure is stable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921782334.3U CN211026197U (en) | 2019-10-22 | 2019-10-22 | Reation kettle that atmospheric pressure is stable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211026197U true CN211026197U (en) | 2020-07-17 |
Family
ID=71565539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921782334.3U Active CN211026197U (en) | 2019-10-22 | 2019-10-22 | Reation kettle that atmospheric pressure is stable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211026197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964084A (en) * | 2021-03-09 | 2021-06-15 | 西安交通大学 | High-temperature waste gas rapid cooling recovery and pressure stabilizing device |
-
2019
- 2019-10-22 CN CN201921782334.3U patent/CN211026197U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964084A (en) * | 2021-03-09 | 2021-06-15 | 西安交通大学 | High-temperature waste gas rapid cooling recovery and pressure stabilizing device |
| CN112964084B (en) * | 2021-03-09 | 2021-12-28 | 西安交通大学 | High-temperature waste gas rapid cooling recovery and pressure stabilizing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU8677301A (en) | Method for controlling the production of ammonia from urea for NOx scrubbing | |
| CN211026197U (en) | Reation kettle that atmospheric pressure is stable | |
| JP2020073940A (en) | Startup/shutdown hydrogen injection system for boiling water reactors, and method thereof | |
| US20190015804A1 (en) | Hydrogen generator | |
| SG182885A1 (en) | Hydrogen generator and method of operating it | |
| CN203569628U (en) | Silent pressure-superposed pipeline network water supply equipment | |
| CN201568728U (en) | Cryogenic liquid storage tank gas-liquid supply device | |
| CN214198175U (en) | Stabilize storage tank pressure, reduce exhaust emission's device | |
| CN205225821U (en) | Low pressure centrifugal fan voltage limiting water seal arrangement | |
| CN211056717U (en) | Nitrogen making machine capable of accurately controlling nitrogen output purity and flow | |
| CN210584343U (en) | Exhaust gas purification device | |
| CN210479672U (en) | Vacuum-pumping device of vacuum tank | |
| KR20180019811A (en) | Metallic fuel provider for hydrogen generation using metallic fuel | |
| CN207856878U (en) | A kind of liquid conveying system | |
| CN206488357U (en) | A kind of new type auto constant pressure water compensation apparatus | |
| CN217953140U (en) | Air separation internal compression oxygen regulating system | |
| CN220648687U (en) | Automatic water supplementing and exhausting device of lithium bromide refrigerant water system | |
| CN220722230U (en) | Air seal type glycine filtrate storage tank system | |
| CN219400178U (en) | Urea pyrolysis ammonia production system for SCR denitration | |
| CN216789891U (en) | Pressure regulating gas-liquid separator | |
| CN220578043U (en) | Nitrogen sealing pressure control system for ultra-high purity chemical storage tank | |
| CN216093600U (en) | Automatic pressure stabilizing control system of reaction kettle | |
| CN219526336U (en) | Tank-type filtering device | |
| CN219677290U (en) | Hydrogen fuel cell standby power supply system with pressure buffer tank | |
| CN115566224A (en) | Hydrogen generating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |