CN213314932U - Energy-saving gas-liquid reaction device - Google Patents
Energy-saving gas-liquid reaction device Download PDFInfo
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- CN213314932U CN213314932U CN202021487180.8U CN202021487180U CN213314932U CN 213314932 U CN213314932 U CN 213314932U CN 202021487180 U CN202021487180 U CN 202021487180U CN 213314932 U CN213314932 U CN 213314932U
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- reaction kettle
- kettle body
- liquid
- stirring paddle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses an energy-saving gas-liquid reaction device, which comprises a reaction kettle body, wherein a stirring paddle which penetrates through the kettle body is arranged in the reaction kettle body, and the stirring paddle provides power through a variable frequency motor arranged at the top of the reaction kettle; a porous sieve plate is arranged in the reaction kettle and divides the reaction kettle into a reaction zone and a curing zone; the stirring paddle consists of 2-3 layers of evenly distributed flat blade paddles and 4-6 porous flat blade type turbine paddles, the flat blade paddles of the stirring paddle are arranged in the curing area, and the porous flat blade type turbine paddles are arranged in the reaction area; a liquid inlet and an air inlet are arranged at the bottom of the reaction kettle body; a liquid outlet is arranged in the reaction kettle body corresponding to the curing area; an exhaust port is arranged at the top of the reaction kettle body, and an adjustable pressure relief valve or a gate valve is arranged on the exhaust port and the air inlet. A detection port is arranged on the kettle body of the reaction kettle, corresponding to the curing area and close to the sieve plate, so that the reaction process can be regulated and controlled, and the smooth proceeding of the reaction can be ensured.
Description
Technical Field
The utility model relates to a gas-liquid reaction device especially relates to an energy-saving gas-liquid reaction device, the gas-liquid reaction of the quality of water purification of mainly used hydrometallurgy, chemical industry.
Background
The gas-liquid two-phase reaction is a common chemical reaction, and mainly comprises the steps of dispersing and dissolving gas in liquid for reaction. As a common gas-liquid reaction device, a stirred bubble reactor is a gas-liquid reactor in which a liquid phase is a continuous phase and a gas phase is a dispersed phase. The agitation bubbling reactor can be classified into a forced dispersion type, a self-priming dispersion type and a surface aeration dispersion type according to the gas introduction method. The stirring reactor needs to consume power, and how to reasonably utilize the power of the stirrer is the key point of energy conservation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy-saving gas-liquid reaction unit that reaction efficiency is high, operate steadily.
The utility model relates to an energy-saving gas-liquid reaction device, which comprises a reaction kettle body, wherein a stirring paddle which runs through the kettle body is arranged in the reaction kettle body, and the stirring paddle provides power through a variable frequency motor arranged at the top of the reaction kettle; a porous sieve plate is arranged in the reaction kettle and divides the reaction kettle into a reaction zone and a curing zone; the stirring paddle consists of 2-3 layers of evenly distributed flat blade paddles and 4-6 porous flat blade type turbine paddles, the flat blade paddles of the stirring paddle are arranged in the curing area, and the porous flat blade type turbine paddles are arranged in the reaction area; a liquid inlet and an air inlet are arranged at the bottom of the reaction kettle body; a liquid outlet is arranged in the reaction kettle body corresponding to the curing area; an exhaust port is arranged at the top of the reaction kettle body, and an adjustable pressure relief valve or a gate valve is arranged on the exhaust port and the air inlet.
In order to facilitate monitoring of the progress of the gas-liquid reaction. The reaction kettle body is provided with detection ports, such as a pH detection port, a temperature detection port, an oxidation-reduction potential detection port and the like, corresponding to the curing area and close to the sieve plate.
In order to ensure that the height of the liquid outlet is lower than the height of the liquid level, the liquid outlet adopts a right-angle bent pipe design.
In order to ensure the air tightness of the reaction kettle, a sealing packing ring is arranged between the stirring paddle and the kettle body of the reaction kettle.
In order to ensure the stability of the stirring paddle during operation, a groove is arranged in the center of the bottom plate of the reaction kettle, and the end head of the stirring paddle flexibly rotates in the groove.
And a feed opening is arranged at the bottom of the reaction kettle corresponding to the groove of the bottom plate and used for discharging liquid in the kettle after the reaction is finished.
The utility model discloses compared with prior art have following advantage:
1. the gas-liquid mixing mode of the existing stirring bubbling type reactor is changed by the turbine stirring paddle with a porous structure. The turbine blades which run at high speed shear the gas and liquid entering from the bottom at high speed to form fine particles, so that the contact area between two phases can be effectively increased, and the reaction rate can be improved; meanwhile, the selection of the turbine stirring paddle can also increase the power of gas and liquid entering the kettle, and reduce the energy consumption in the purification process;
2. the reactor is divided into a reaction zone and a curing zone by the selection of the porous screen plate, the reaction zone mainly undertakes gas-liquid reaction, and the curing zone mainly deepens the gas-liquid reaction and promotes the gas-liquid separation. The addition of the porous sieve plate can ensure the reaction efficiency of the reaction zone, avoid the interference of materials between the two zones and improve the reaction efficiency;
3. the detection port can be directly used for detecting the reaction process on line so as to realize the adjustment and control of the reaction process and ensure the smooth proceeding of the reaction.
Drawings
Fig. 1 is a schematic structural diagram of the gas-liquid reaction device of the present invention.
Detailed Description
The structure and operation of the gas-liquid reaction apparatus according to the present invention will be described in further detail with reference to FIG. 1.
An energy-saving gas-liquid reaction device is characterized in that a stirring paddle 4 penetrating through a reaction kettle body is arranged in the reaction kettle body 14, and the stirring paddle 4 and the reaction kettle body 14 are sealed through a sealing packing ring 2. A porous sieve plate 7 is arranged in the reaction kettle body and divides the reaction kettle into a reaction area 15 and a curing area 16. The stirring paddle 4 consists of three layers of evenly distributed flat blade paddles and six porous flat blade type turbine paddles, the flat blade paddles are arranged in a curing area 16 of the reaction kettle, and the porous flat blade type turbine paddles are arranged in a reaction area 15 of the reaction kettle; the stirring paddle 4 is powered by a variable frequency motor 1 arranged at the top of the reaction kettle. A groove 9 is arranged in the center of the bottom plate of the reaction kettle, and the end of the stirring paddle 4 can flexibly rotate in the groove 9. A liquid inlet 12 and an air inlet 10 are arranged at the bottom of the reaction kettle body; a liquid outlet 13 (designed by a right-angle bent pipe and with the height lower than the liquid level) is arranged in the reaction kettle body corresponding to the curing zone 16; an exhaust port 3 is arranged at the top of the reaction kettle body, and an adjustable pressure relief valve or a gate valve is arranged on the exhaust port 3 and the air inlet 10. The reaction kettle body 14 is provided with detection ports 5 and 6 corresponding to the curing region 16 and close to the sieve plate 7. And a feed opening 11 is arranged at the bottom of the reaction kettle corresponding to the bottom plate groove 9.
The Watts nickel electrolyte composed of nickel sulfate, nickel chloride, sodium chloride, boric acid and the like enters the reaction kettle from the bottom liquid inlet 12, and hydrogen sulfide gas enters the reaction kettle through the bottom gas inlet 3. The nickel electrolyte and the hydrogen sulfide gas are stirred vigorously, contacted closely and fully react in a bottom reaction zone 15 of the reactor through a turbine part of a stirring paddle 4; after the reaction is finished, the mixture enters a curing zone 16 for deep reaction and gas-liquid separation, the separated unreacted gas enters a tail gas absorption system through an exhaust port 3, and the liquid overflows out of the kettle through a liquid outlet 13. Wherein, the content of copper ions in the nickel electrolytic solution after reaction is reduced to below 1ppm, and the purification requirement of the nickel electrolytic solution is met. In addition, the reaction rate is regulated and controlled by the gas-liquid inlet rate, the reaction degree is regulated and controlled by the stirring rate, and the reaction process is monitored on line by a configured monitoring device and guides the reaction parameter to be regulated, so that the production requirement of purifying and removing copper is completely met.
Claims (6)
1. The utility model provides an energy-saving gas-liquid reaction unit, includes the reation kettle cauldron body (14), its characterized in that: a stirring paddle (4) penetrating through the kettle body is arranged in the kettle body of the reaction kettle, and the stirring paddle (4) provides power through a variable frequency motor (1) arranged at the top of the reaction kettle; a porous sieve plate (7) is arranged in the reaction kettle, and the porous sieve plate divides the reaction kettle into a reaction zone (15) and a curing zone (16); the stirring paddle (4) consists of 2-3 layers of evenly distributed flat blade paddles and 4-6 porous flat blade type turbine paddles, the flat blade paddles of the stirring paddle (4) are arranged in the curing area (16), and the porous flat blade type turbine paddles are arranged in the reaction area (15); a liquid inlet (12) and an air inlet (10) are arranged at the bottom of the reaction kettle body; a liquid outlet (13) is arranged in the reaction kettle body corresponding to the curing area (16); an exhaust port (3) is arranged at the top of the reaction kettle body, and an adjustable pressure relief valve or a gate valve is arranged on the exhaust port (3) and the air inlet (10).
2. An energy-saving gas-liquid reaction device as set forth in claim 1, wherein: a detection port is arranged on the reaction kettle body (14) corresponding to the curing area (16) and close to the porous sieve plate (7).
3. An energy-saving gas-liquid reaction device as set forth in claim 1, wherein: a groove (9) is arranged in the center of the reaction kettle bottom plate, and the end of the stirring paddle (4) flexibly rotates in the groove (9).
4. An energy-saving gas-liquid reaction device as set forth in claim 1, wherein: a sealing filler ring (2) is arranged between the stirring paddle (4) and the reaction kettle body (14).
5. An energy-saving gas-liquid reaction device as set forth in claim 1, wherein: the liquid outlet (13) is designed by a right-angle elbow.
6. An energy-saving gas-liquid reaction device as set forth in claim 1, wherein: a feed opening (11) is arranged at the bottom of the reaction kettle corresponding to the bottom plate groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487180.8U CN213314932U (en) | 2020-07-24 | 2020-07-24 | Energy-saving gas-liquid reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021487180.8U CN213314932U (en) | 2020-07-24 | 2020-07-24 | Energy-saving gas-liquid reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213314932U true CN213314932U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021487180.8U Active CN213314932U (en) | 2020-07-24 | 2020-07-24 | Energy-saving gas-liquid reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213314932U (en) |
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2020
- 2020-07-24 CN CN202021487180.8U patent/CN213314932U/en active Active
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