Nano calcium carbonate carbonization tower

Abstract

The utility model relates to the technical field of calcium carbonate carbonization towers, and discloses a nano calcium carbonate carbonization tower, which comprises a carbonization tower, a tower top gas cavity is fixedly welded at the top of the carbonization tower, a gas supply pipe extends into the carbonization tower from the top of the tower top gas cavity for gas filling, and the gas supply pipe is communicated with the tower top gas cavity. An aeration device is arranged in the carbonization tower and is used for micronizing the carbon dioxide supplied by the gas supply pipe so as to increase the mixing rate of the carbon dioxide and a solution in the tower. Carbon dioxide is refined through aeration, then a solution is pushed by the turbine impeller and the vortex cylinder to form vortex so as to be fully mixed with carbon dioxide aerial fog, the particle fineness of formed calcium carbonate is effectively improved, and the carbonization speed is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of calcium carbonate carbonization towers, in particular to a nano calcium carbonate carbonization tower. Background Art

[0002] The existing patent publication number CN212024797U discloses a calcium carbonate carbonization tower, including a carbonization tower body (1), the top of the carbonization tower body (1) is provided with a stirring device, a feed port (2) and an exhaust port (3), the side wall of the carbonization tower body (1) is symmetrically distributed with ventilation pipes (7), the ventilation pipes (7) are interconnected through the bottom, a plurality of air holes (9) are provided on the ventilation pipe (7), the air holes (9) are covered with a diffuser plate (8), the bottom of the ventilation pipe (7) is provided with a first air inlet pipe (10) and a second air inlet pipe (11), the first air inlet pipe (10) and the second air inlet pipe (11) are provided with air valves, and the bottom of the carbonization tower body (1) is provided with a discharge port (2) and a base (13). The utility model improves the utilization rate of carbon dioxide, accelerates the carbonization rate, and shortens the reaction time;

[0003] However, the gas discharge port is located outside the tower body, while the solution in the tower is located inside, so the mixing is not sufficient. Although there is a stirring device, the centrifugal force generated by the stirring device causes the gas to circulate around the inner wall of the tower, making it difficult to mix with the solution in the middle. Utility Model Content

[0004] The technical problem to be solved by the utility model is: in order to overcome the above problems, a nano calcium carbonate carbonization tower is provided, which solves the above problems.

[0005] The utility model solves the technical problem by adopting the following technical solutions:

[0006] A nano calcium carbonate carbonization tower comprises a carbonization tower, a tower top air cavity is welded and fixed on the top of the carbonization tower, a gas supply pipe extends from the top of the tower top air cavity into the carbonization tower for gasification, and an aeration device is arranged inside the carbonization tower for micronizing the carbon dioxide supplied by the gas supply pipe to increase the mixing rate with the solution in the tower.

[0007] Preferably, a pressure relief valve for safe pressure relief is provided at the top of the tower top air cavity, and a discharge port for discharging finished product materials is fixedly provided at the lower end of the carbonization tower.

[0008] Preferably, an aeration mist reaction tank is fixedly provided in the carbonization tower, and a vortex cylinder is fixedly connected to the lower end of the aeration mist reaction tank. A turbine impeller is rotated in the vortex cylinder, and the turbine impeller pushes the material in the tower upward. An aeration cylinder is fixedly connected to the lower end of the air supply pipe, and micropores are provided at intervals on the side walls of the aeration cylinder for micronizing carbon dioxide.

[0009] Preferably, spiral guide plates are fixedly provided at annular intervals on the inner wall of the aerated aerosol reaction tank, and the spiral guide plates are used to guide the upward surging solution to form a vortex flow, thereby forming pressure to squeeze the bubbles and increase the contact between the solution and the bubbles.

[0010] Preferably, a motor is fixedly provided at the lower end of the carbonization tower, which drives the turbine impeller to rotate via a driving shaft.

[0011] Preferably, a support arm is welded and fixed on the outer wall of the aeration mist reaction tank, and the support arm is fixed in the carbonization tower by welding to fix the aeration mist reaction tank. In addition, a plurality of flow grooves are provided at annular intervals on the vortex cylinder to facilitate the rapid circulation of the solution in the carbonization tower.

[0012] The advantages and positive effects of the utility model are: the carbon dioxide is refined by aeration, and then the solution is pushed by the turbine impeller and the vortex cylinder to form a vortex and then fully mixed with the carbon dioxide mist, which effectively improves the particle fineness of the calcium carbonate after molding and accelerates the carbonization speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0017] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0018] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings:

[0019] like Figure 1-3 As shown, a nano calcium carbonate carbonization tower described in the utility model includes a carbonization tower 10, a tower top air cavity 11 is welded and fixed on the top of the carbonization tower 10, an air supply pipe 12 extends from the top of the tower top air cavity 11 into the carbonization tower 10 for gasification, and an aeration device is provided inside the carbonization tower 10 for micronizing the carbon dioxide supplied by the air supply pipe 12 to increase the mixing rate with the solution in the tower.

[0020] Preferably, a pressure relief valve for safe pressure relief is provided at the top of the tower top air cavity 11, and a discharge port for discharging finished product materials is fixedly provided at the lower end of the carbonization tower 10.

[0021] Preferably, an aeration mist reaction tank 14 is fixedly provided in the carbonization tower 10, and a vortex cylinder 21 is fixedly connected to the lower end of the aeration mist reaction tank 14. A turbine impeller 19 is rotatably provided in the vortex cylinder 21, and the turbine impeller 19 pushes the material in the tower upward. An aeration cylinder 17 is fixedly provided at the lower end of the air supply pipe 12, and micropores are provided at intervals on the side walls of the aeration cylinder 17 for micronizing carbon dioxide.

[0022] Preferably, spiral guide plates 16 are fixedly provided at annular intervals on the inner wall of the aerated aerosol reaction tank 14 , and the spiral guide plates 16 are used to guide the upward surging solution to form a vortex flow, thereby forming pressure to squeeze the bubbles and increase the contact between the solution and the bubbles.

[0023] Preferably, a motor 13 is fixedly provided at the lower end of the carbonization tower 10 , and drives the turbine impeller 19 to rotate via a driving shaft 18 .

[0024] Preferably, a support arm 15 is welded and fixed on the outer wall of the aeration mist reaction tank 14, and the support arm 15 is fixed in the carbonization tower 10 by welding to fix the aeration mist reaction tank 14. In addition, a plurality of flow grooves 20 are provided at annular intervals on the vortex tube 21 to facilitate the rapid addition of the solution in the carbonization tower 10 to circumferential flow.

[0025] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific implementation manner. Any other implementation manners derived by those skilled in the art based on the technical solution of the present invention also fall within the scope of protection of the present invention.

Claims

1. A nano calcium carbonate carbonization tower, comprising a carbonization tower (10), characterized in that: A tower top air cavity (11) is welded and fixedly provided at the top of the carbonization tower (10), and an air supply pipe (12) extends from the top of the tower top air cavity (11) into the carbonization tower (10) for gasification, and an aeration device is provided inside the carbonization tower (10) for atomizing the carbon dioxide supplied by the air supply pipe (12) so as to increase the mixing rate with the solution in the tower.

2. A nano calcium carbonate carbonization tower according to claim 1, characterized in that: A pressure relief valve for safe pressure relief is provided at the top of the tower top air cavity (11), and a discharge port for discharging finished product materials is fixedly provided at the lower end of the carbonization tower (10).

3. A nano calcium carbonate carbonization tower according to claim 2, characterized in that: An aeration mist reaction tank (14) is fixedly provided in the carbonization tower (10), and a vortex cylinder (21) is fixedly connected to the lower end of the aeration mist reaction tank (14), and a turbine impeller (19) is rotatably provided in the vortex cylinder (21), and the turbine impeller (19) pushes the materials in the tower upward, and an aeration cylinder (17) is fixedly connected to the lower end of the air supply pipe (12), and micropores are arranged at intervals on the side wall of the aeration cylinder (17) for micro-fine carbon dioxide.

4. A nano calcium carbonate carbonization tower according to claim 3, characterized in that: Spiral guide plates (16) are fixedly provided at annular intervals on the inner wall of the aerated aerosol reaction tank (14), and the spiral guide plates (16) are used to guide the solution surging upward to form a vortex flow, thereby forming pressure to squeeze bubbles and increase the contact between the solution and the bubbles.

5. A nano calcium carbonate carbonization tower according to claim 4, characterized in that: A motor (13) is fixedly provided at the lower end of the carbonization tower (10) and drives the turbine impeller (19) to rotate via a driving shaft (18).

6. A nano calcium carbonate carbonization tower according to claim 5, characterized in that: A support arm (15) is welded and fixed to the outer wall of the aeration mist reaction tank (14), and the support arm (15) is fixed in the carbonization tower (10) by welding to fix the aeration mist reaction tank (14). In addition, a plurality of flow grooves (20) are provided at annular intervals on the vortex cylinder (21) to facilitate rapid circulation of the solution in the carbonization tower (10).

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