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CN-224208041-U - Continuous carbonization reaction equipment for nano calcium carbonate

CN224208041UCN 224208041 UCN224208041 UCN 224208041UCN-224208041-U

Abstract

The utility model relates to the technical field of carbonization reaction equipment, and discloses nano calcium carbonate continuous carbonization reaction equipment which comprises a reaction mechanism, wherein the bottom end of the reaction mechanism is provided with a temperature control mechanism. This continuous carbonization reaction equipment of nanometer calcium carbonate, this equipment is through the atomizing of transfer line input calcium hydroxide solution through atomizing nozzle, and the carbon dioxide of cooperation gas-supply pipe import is diffused through the gas-supply nozzle, and gas-liquid two-phase fully contacts and produces the calcium carbonate sediment, and the sediment is held back to placing the cabin through the filter screen, and unnecessary liquid is discharged through the discharge gate, is directed against the side reaction The temperature control medium is input through the liquid inlet of the temperature control mechanism, so that the liquid tank maintains the environment of 35+/-2 ℃ to inhibit the reverse dissolution of calcium carbonate, the concentration of CO 2 is regulated to 8-12vol% to directionally regulate and control the main and side reaction paths, the yield of nano calcium carbonate is ensured to be more than 95%, and the production of calcium bicarbonate can be switched.

Inventors

  • ZHANG MEN
  • FENG TAO
  • YANG YONGHE

Assignees

  • 湖北国鼎华明纳米新材料有限公司

Dates

Publication Date
20260508
Application Date
20250507

Claims (7)

  1. 1. The nano calcium carbonate continuous carbonization reaction equipment comprises a reaction mechanism (1) and is characterized in that a temperature control mechanism (2) is arranged at the bottom end of the reaction mechanism (1); The reaction mechanism (1) comprises a first shell (10), a gas pipe (1001) is fixedly connected to the top end of the first shell (10), a gas delivery nozzle (1002) is fixedly connected to the top end of the inner wall of the first shell (10), a gas pipe (1003) is fixedly connected to the top end of the first shell (10), an atomizing nozzle (1004) is fixedly connected to the top end of the inner wall of the first shell (10), a filter screen (1005) is fixedly connected to the inner wall of the first shell (10), an opening is formed in the surface of the first shell (10), a placing cabin (1006) is slidably connected to the inner wall of the opening, a liquid outlet (1007) is formed in the surface of the placing cabin (1006), and a discharging port (1009) is fixedly connected to the bottom end of the first shell (10).
  2. 2. The continuous carbonization reaction equipment for nano calcium carbonate according to claim 1, wherein the bottom end of the gas pipe (1001) penetrates through the first shell (10) and is fixedly connected with the gas delivery nozzle (1002), and the bottom end of the gas delivery pipe (1003) penetrates through the first shell (10) and is fixedly connected with the atomizing nozzle (1004).
  3. 3. The continuous carbonization reaction equipment for nano calcium carbonate according to claim 1, wherein the surface of the first shell (10) is provided with waves, so that the contact area between the first shell (10) and the temperature control mechanism (2) can be increased.
  4. 4. The nano calcium carbonate continuous carbonization reaction equipment according to claim 1, wherein the temperature control mechanism (2) is used for controlling the stability in the reaction mechanism (1) to enable the reaction mechanism to react at a proper temperature, the temperature control mechanism (2) comprises a second shell (20), a liquid tank (2001) is arranged in the second shell (20), a liquid inlet (2002) is fixedly connected to the left side of the second shell (20), a liquid outlet (2003) is fixedly connected to one end, far away from the liquid inlet (2002), of the second shell (20), a storage groove (2004) is formed in the surface of the second shell (20), a supporting seat (2005) is fixedly connected to the bottom end of the second shell (20), and a supporting leg (2006) is fixedly connected to the bottom end of the supporting seat (2005).
  5. 5. The continuous carbonization reaction equipment for nano calcium carbonate according to claim 4, wherein the inner wall of the second shell (20) is in sliding connection with the first shell (10), and the inner wall of the storage groove (2004) is in sliding connection with the placing cabin (1006).
  6. 6. The continuous carbonization reaction equipment of nano calcium carbonate according to claim 4, wherein two groups of the supporting legs (2006) are arranged, and the two groups of the supporting legs (2006) are respectively arranged at the left end and the right end of the bottom surface of the supporting seat (2005).
  7. 7. The continuous carbonization reaction equipment for nano calcium carbonate according to claim 1, wherein a handle (1008) is fixedly connected to the front end of the placement cabin (1006).

Description

Continuous carbonization reaction equipment for nano calcium carbonate Technical Field The utility model relates to the technical field of carbonization reaction equipment, in particular to nano calcium carbonate continuous carbonization reaction equipment. Background Calcium carbonate (CaCO 3) is a widely-existing inorganic compound, the natural forms of the calcium carbonate (CaCO 3) comprise limestone, marble, calcite and the like, the natural forms are commonly called as limestone, stone powder or heavy/light calcium carbonate in the industrial field, the chemical property of the material is weak alkaline, the material has the property of being indissolvable in water and soluble in hydrochloric acid (carbon dioxide, water and soluble calcium salt are generated by acid reaction), in order to meet the special application requirements, the surface modification treatment of the raw calcium carbonate is required, namely, the surface coating or grafting is carried out on the heavy calcium carbonate (obtained by grinding natural ore) or the light calcium carbonate (synthesized by chemical precipitation method) through an activating agent, the hydrophobic modification and the reaction activity enhancement of the particle surface are synchronously realized, the modification process is usually carried out by depending on carbonization reaction equipment, and the diffusion rate of carbon dioxide and the crystallization kinetics of the calcium carbonate are accurately regulated in a gas-liquid-solid multiphase system, so that a high value-added product with the functional surface property and excellent dispersion property is finally obtained However, the prior art scheme has the defect that side reactions are included in the normal calcium carbonate production process, so that the yield of calcium carbonate is reduced, and therefore, a continuous carbonization reaction device for nano calcium carbonate is urgently needed. Disclosure of utility model Aiming at the defects of the prior art, the utility model aims to provide a continuous carbonization reaction device for nano calcium carbonate, so as to solve the problem that the yield of calcium carbonate is reduced because side reactions are included in the normal calcium carbonate production process. In order to solve the technical problems, the utility model provides the technical scheme that the nano calcium carbonate continuous carbonization reaction equipment comprises a reaction mechanism, wherein the bottom end of the reaction mechanism is provided with a temperature control mechanism; The reaction mechanism comprises a first shell, the top fixedly connected with gas pipe of the first shell, the inner wall top fixedly connected with gas delivery shower nozzle of the first shell, the top fixedly connected with transfer line of the first shell, the inner wall top of the first shell still fixedly connected with atomizer, the inner wall fixedly connected with filter screen of the first shell, the opening has been seted up on the surface of the first shell, open-ended inner wall sliding connection has placed the cabin, the lower liquid mouth has been seted up to the surface of placing the cabin, the bottom fixedly connected with discharge gate of the first shell. The bottom end of the gas transmission pipe penetrates through the shell and is fixedly connected with the gas transmission spray head, and the bottom end of the liquid transmission pipe penetrates through the shell and is fixedly connected with the atomization spray head. The surface of the first shell is wavy, so that the contact area between the first shell and the temperature control mechanism can be increased. The temperature control mechanism is used for controlling the stability in the reaction mechanism, so that the reaction mechanism reacts at a proper temperature, the temperature control mechanism comprises a second shell, a liquid tank is arranged in the second shell, a liquid inlet is fixedly connected to the left side of the second shell, a liquid outlet is fixedly connected to one end of the second shell away from the liquid inlet, a storage groove is formed in the surface of the second shell, a supporting seat is fixedly connected to the bottom end of the second shell, and a supporting leg is fixedly connected to the bottom end of the supporting seat. The inner wall of the second shell is in sliding connection with the first shell, and the inner wall of the storage groove is in sliding connection with the storage cabin. The supporting legs are provided with two groups, and the two groups of supporting legs are respectively arranged at the left end and the right end of the bottom surface of the supporting seat. The front end of the placement cabin is fixedly connected with a handle. Compared with the prior art, the utility model has the following beneficial effects: Firstly, when the device is used, calcium hydroxide solution is input through the infusion tube, sprayed out through the atomiz