Crystallization device, crystallization system, and crystallization method

A crystallization device comprising:

• a stirring blade rotating about a center axis;
• a reaction tank having a bottomed cylindrical shape and co centrically accommodating the stirring blade inside;
• a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
• and
• a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank,
• wherein the stirring blade includes:
• a rotating shaft;
• a disk base portion having a disk shape and extending radially outward from a lower portion of the rotating shaft;
• a columnar portion having a columnar shape concentrically with the rotating shaft and extending downward from the disk base portion;
• and
• a porous plate having a cylindrical shape concentrically with the columnar portion and separate from the rotating shaft and the columnar portion, disposing radially outward than the columnar portion, and fixed to a most radially outer edge portion of the disk base portion,
• the porous plate includes a plurality of radially penetrating holes,
• the porous plate extends downward from the outer edge portion of the disk base portion,
• the second reaction liquid is flowable inside the rotating shaft, the disk base portion, and the columnar portion, and
• a plurality of second liquid supply portions that include the second liquid supply portion are provided on an outer peripheral surface of the columnar portion at intervals in an up-down direction.

A crystallization device comprising:

• a stirring blade rotating about a center axis;
• a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
• a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
• and
• a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank,
• wherein the stirring blade includes:
• a rotating shaft;
• and
• a columnar portion having a columnar shape concentrically with the rotating shaft and extending downward from a lower portion of the rotating shaft;
• a connecting rod extending to a radially outer side from an outer peripheral surface of the columnar portion;
• a porous plate having a cylindrical shape concentrically with columnar portion and separate from the rotating shaft and the columnar portion, disposing radially outward than the columnar portion, and fixed to the outer peripheral surface of the columnar portion by the connecting rod,
• the porous plate includes a plurality of radially penetrating holes,
• the second reaction liquid is flowable inside the rotating shaft and the columnar portion, and
• a plurality of second liquid supply portions that include the second liquid supply portion are provided on the outer peripheral surface of the columnar portion at intervals in an up-down direction.

A crystallization method in a crystallization device including:

• a stirring blade rotating about a center axis;
• a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
• a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
• and
• a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank, the crystallization method comprising:
• a first liquid supply step of supplying the first reaction liquid from the first liquid supply portion to the reaction tank;
• and
• a second liquid supply step of supplying the second reaction liquid from the second liquid supply portion,
• wherein the stirring blade includes:
• a rotating shaft,
• a disk portion having a disk shape and extending radially outward from a lower portion of the rotating shaft;
• and
• a cylindrical portion having a cylindrical shape concentrically with the rotating shaft and separate from the rotating shaft, and fixed to a most radially outer edge portion of the disk portion;
• the cylindrical portion includes a plurality radially at holes,
• the second reaction liquid is flowable inside the rotating shaft and the disk portion, and
• the second liquid supply portion is provided on the outer edge portion of the disk portion.

A crystallization method in a crystallization device including:

• a stirring blade rotating about a center axis;
• a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
• a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
• and
• a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank, the crystallization method comprising:
• a first liquid supply step of supplying the first reaction liquid from the first liquid supply portion to the reaction tank;
• and
• a second liquid supply step of supplying the second reaction liquid from the second liquid apply portion,
• wherein the stirring blade includes:
• a rotating shaft;
• a disk base portion having a dis sha e and extending radially outward from a lower portion of the rotating shaft;
• a columnar portion having a columnar shape concentrically with the rotating shaft and extending downward from the disk base portion;
• and
• a porous plate having a cylindrical shape concentrically with the columnar portion and separate from the rotating shaft and the columnar portion, disposing radially outward than the columnar portion, and fixed to a most radially outer edge portion of the disk base portion,
• the porous plate includes a plurality of radially penetrating holes,
• the porous plate extends downward from the outer edge portion of the disk base portion,
• the second reaction liquid is flowable inside the rotating shaft, the disk base portion, and the columnar portion, and
• in the second liquid supply step, the second reaction liquid is supplied toward the radially outer side from a plurality of second liquid supply portions that include the second liquid supply portion, which are provided on an outer peripheral surface of the columnar portion at intervals in an up-down direction.

A crystallization method in a crystallization device including:

• a stirring blade rotating about a center axis;
• a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
• a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
• and
• a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank, the crystallization method comprising:
• a first liquid supply step of supplying the first reaction liquid from the first liquid supply portion to the reaction tank;
• and
• a second liquid supply step of supplying the second reaction liquid from the second liquid supply portion,
• wherein the stirring blade includes:
• a rotating shaft;
• and
• a columnar portion having a columnar shape concentrically with the rotating shaft and extending downward from a lower portion of the rotating shaft;
• a connecting rod extending to a radially outer side from an outer peripheral surface of the columnar portion;
• a porous plate having a cylindrical shape concentrically with the columnar portion and separate from the rotating shaft and the columnar portion, disposing radially outward the the columnar portion, and fixed to the outer peripheral surface of the columnar portion by the connecting rod,
• the second reaction liquid is flowable inside the rotating shaft and the columnar portion, and
• in the second liquid supply step, the second reaction liquid is supplied toward the radially outer side from a plurality of second liquid supply portions that include the second liquid supply portion, which are provided on the outer peripheral surface of the columnar portion at intervals in an up-down direction.