Temperature-controlled conversion tank for gamma-aminobutyric acid conversion

Abstract

The utility model provides a kind of temperature control conversion tank for gamma-aminobutyric acid conversion, including, conversion tank body, the inner wall of conversion tank body is equipped with corrugated structure, corrugated structure extends along the axial direction of conversion tank body;Temperature control jacket, and the medium cavity of sealed formation between conversion tank body;Temperature control jacket bottom is equipped with medium inlet, spiral flow guide plate is equipped in medium cavity, spiral flow guide plate extends along the axial direction of conversion tank body spiral, medium cavity is separated into continuous spiral flow channel;Stirring device, it is set in the inside of conversion tank body, temperature monitoring system, including being set in the inside center of conversion tank body material temperature sensor, being set in the inner wall corrugated structure of conversion tank body wall temperature sensor, import temperature sensor being set in the medium inlet of temperature control jacket and export temperature sensor being set in the medium outlet of temperature control jacket;Temperature control unit, and temperature monitoring system, stirring device and external medium supply device are electrically connected.

Claims

1. A temperature-controlled conversion tank for conversion of gamma-aminobutyric acid, characterized by include: The conversion tank body (1) is a hollow columnar structure with a feed inlet at the top and a conical discharge outlet at the bottom; the inner wall of the conversion tank body (1) is provided with a corrugated structure (2), which extends along the axial direction of the conversion tank body (1); A temperature control jacket (3) is fitted on the outside of the conversion tank body (1) to form a sealed medium cavity (31) between the jacket and the conversion tank body (1). The temperature control jacket (3) has a medium inlet (33) at the bottom and a medium outlet (34) at the top. It is connected to an external medium supply device through the medium outlet (34) and the medium inlet (33). A spiral guide plate (32) is provided in the medium cavity (31). The spiral guide plate (32) extends spirally along the axial direction of the conversion tank body (1) to divide the medium cavity (31) into a continuous spiral flow channel. A stirring device is installed inside the conversion tank body (1) and includes a stirring shaft (4), a drive motor (41), and stirring blades; the stirring shaft (4) extends vertically through the top of the conversion tank body (1), and the drive motor (41) is a variable frequency motor installed at the top of the stirring shaft (4); the stirring blades include anchor blades (42) fixed to the lower part of the stirring shaft (4) and paddle blades (43) fixed to the middle part of the stirring shaft (4); The temperature monitoring system includes a material temperature sensor (5) located at the center of the inside of the conversion tank body (1), a wall temperature sensor (51) located at the corrugated structure (2) of the inner wall of the conversion tank body (1), an inlet temperature sensor (52) located at the medium inlet (33) of the temperature control jacket (3), and an outlet temperature sensor (53) located at the medium outlet (34) of the temperature control jacket (3). The temperature control unit (6) is electrically connected to the temperature monitoring system, the stirring device and the external medium supply device. The temperature control unit (6) adopts a PID controller to adjust the medium temperature and medium flow rate of the medium supply device according to the real-time detection value of the temperature monitoring system, and at the same time adjusts the speed of the stirring device.

2. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, characterized by, The spiral guide plate (32) has a spiral angle of 30°-45° and a plate thickness of 3mm-5mm. It is welded and fixed to the conversion tank body (1) and the temperature control jacket (3) to form a spiral medium channel without dead angles.

3. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, characterized by, The anchor blade (42) has a hollow structure with a blade width of 80mm-120mm. It forms a synergistic effect with the corrugated structure (2) on the inner wall of the conversion tank body (1) to reduce the boundary layer thermal resistance.

4. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, characterized by, The paddle blade (43) is an inclined blade with an inclination angle of 45°, which realizes uniform mixing of materials in the radial and axial directions.

5. The temperature-controlled conversion vessel for γ-aminobutyric acid conversion according to claim 1, characterized in that, The volume of the medium chamber (31) is 1 / 5 to 1 / 3 of the volume of the conversion tank body (1), and the medium is heat transfer oil or ethylene glycol aqueous solution.

6. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, wherein The gap between the outer edge of the anchor blade (42) and the corrugated structure (2) of the inner wall of the conversion tank body (1) is 5mm-10mm.

7. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, wherein The conversion tank body (1) and the temperature control jacket (3) are both made of 316L stainless steel and the surface is polished.

8. The temperature-controlled conversion tank for converting γ-aminobutyric acid according to claim 1, characterized by, The temperature control jacket (3) is provided with an insulation layer (7) on the outside. The insulation layer (7) is made of polyurethane foam or rock wool and has a thickness of 50mm-100mm.

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