Nucleic acid test kit and preparation process thereof

A nucleic acid test kit, comprising:

• a lower circular fixing cover (1);
• a circular kit (2) arranged on an inner side of the lower circular fixing cover (1), a middle part of the circular kit (2) being provided with a metal bar storage hole (6);
• a sealing film (3) arranged at a top of the circular kit (2), and
• a lower lid (4) arranged at a lower end of the sealing film (3), wherein a bottom of the lower lid (4) is pressed against the lower end of the sealing film (3), and a bottom of the sealing film (3) is pressed against the top of the circular kit (2);
• first bolts (5) rotatably connected to an outer side of the lower circular fixing cover (1) in an equidistant manner through bearings, each of the first bolts (5) being in threaded connection with the lower lid (4) through a first threaded hole;
• an upper cover (7) arranged above the sealing film (3);
• and
• an upper circular fixing cover (11) fixed to an outer wall of the upper cover (7);
• wherein one side of the circular kit (2) is provided with a sample adding port (8), a rubber plug (9) is connected to a middle part of the sample adding port (8) in an interference manner;
• a metal bar (10) is fixed to a middle part of the upper cover (7), and a lower end of the metal bar (10) is inserted into the metal bar storage hole (6);
• an upper end of the sealing film (3) is provided with an upper lid (12), a top of the upper lid (12) is pressed against the upper end of the sealing film (3), and a top of the sealing film (3) is pressed against a bottom of the upper cover (7);
• second bolts (13) are rotatably connected to an outer ring of the upper circular fixing cover (11) in an equidistant manner, and the second bolts (13) are in threaded connection with the upper lid (12) through second threaded holes;
• and
• one side of the circular kit (2) is provided with a mounting hole (14), a bottom of the circular kit (2) is fixedly provided with a PCR (Polymerase Chain Reaction) tube (15) located outside the mounting hole (14), and a pre-embedded tube component (16) is arranged in an inner side of the mounting hole (14);
• and a side, away from the PCR tube (15), of the circular kit (2) is provided with shallow tubes (17) in an equidistant manner, a U-shaped aluminum foil film (18) is arranged on a side, close to the shallow tubes (17), of the top of the circular kit (2), a detection hole (27) is formed in one side of the upper cover (7), and a detection plug (28) is connected to an inner wall of the detection hole (27) in an interference manner.