Please select the most similar patent number from A, B, C and D. Which number is?
A frying apparatus for use in the production of nuts mixed with a jujube paste, the frying apparatus comprising a stirring-and-frying box (1), wherein a main material feeding hopper (2) is welded at one end of an upper surface of the stirring-and-frying box (1) in a penetrating manner, and an auxiliary material feeding hopper (4) is mounted at the other end of the upper surface of the stirring-and-frying box (1); a gas filtering structure (3) is mounted on an upper surface of the main material feeding hopper (2); a mounting plate (5) is welded onto a lower surface of the stirring-and-frying box; a first sieve box (6) is welded onto a lower surface of the mounting plate (5); a second sieve box (7) is welded onto a lower surface of the first sieve box; a support spring (10) is welded onto a lower surface of the second sieve box; a support plate (9) is welded onto a lower surface of the support spring (10); a material turning motor (16) is mounted on an outer surface of a side of the stirring-and-frying box (1); and a material turning plate (17) is mounted inside the stirring-and-frying box (1) in a position corresponding to the material turning motor.
A: An environmentally friendly and energy-saving frying pan (1) for use in aviation food. The frying pan (1) is comprised; a long frying-pan handle (3) is mounted at one end of the frying pan (1), and a short frying-pan handle (4) is mounted at the other end of the frying pan (1); a lower surface of the frying pan (1) is provided with a heat conducting plate (5); a fire dividing plate (6) is welded onto an outer surface of the frying pan (1); a baffle plate (7) is mounted at an upper end of the outer surface of the frying pan (1); a pan cover (2) is placed on an upper surface of the frying pan (1); an oil fume-and-steam filtering member (8) is mounted on an upper surface of the pan cover (2); a steam pipe (9) is welded on an outer surface of a side of the oil fume-and-steam filtering member (8) in a penetrating manner; a cover handle (10) is mounted on an upper surface of the oil fume-and-steam filtering member (8); a clamping ring (11) is arranged on a lower surface of the pan cover (2); and a water outlet (12) is welded at a lower end of a front surface of the oil fume-and-steam filtering member (8) in a penetrating manner. The baffle plate (7) is arranged, and the function of removing oil fumes is provided, such that oil fumes generated during the process of frying food are filtered. In addition, a steam-and-liquefied water collecting structure is provided.
B: A melting device for macromolecule membrane production, comprising a melting furnace body (1); a fixing chassis (2) is fixedly mounted to a lower surface of the melting furnace body (1); a control electric box (4) is fixedly mounted to a lower surface of the fixing chassis (2); a heating electric plate (5) is fixedly mounted to an inner surface of the melting furnace body (1); a motor fixing frame (6) is fixedly mounted to an outer surface of one side of the melting furnace body (1); a rotary motor (7) is fixedly mounted to an upper surface of the motor fixing frame (6); a motor rotary shaft rod (8) is rotatingly mounted to an outer surface of one side of the rotary motor (7); and a fixing disc (9) is fixedly mounted to an outer surface of one end of the motor rotary shaft rod (8). When a material is being heated and melted, the melting device can turn over and stir the material, such that the material is evenly heated, thus improving melting efficiency; in addition, high-temperature heat inside of the device can be rapidly discharged after the material has been heated and melted, thus preventing the heat from impacting an operator.
C: Disclosed is a chestnut stir-frying device capable of achieving uniform distribution of sands, comprising a stir-frying housing (1), a stirring shaft (2) being provided inside the stir-frying housing (1), the stirring shaft (2) being driven to rotate by means of a stirring motor (3) provided outside the stir-frying housing (1), and a plurality of stirring blades (4) being provided on the stirring shaft (2); the stirring shaft (2) has a hollow structure, the upper side and the lower side of the stirring shaft (2) are respectively provided with a first port (5) and a second port (6) which are connected to the outside of the stirring shaft through the inside thereof, a sorption pump (7) is provided on the upper end of the stirring shaft (2), and is connected to the inside of the stirring shaft (2) by means of a sorption pipe (8), and a filter screen is provided in the sorption pipe (8); the described chestnut stir-frying device capable of achieving uniform distribution of sands may form a circulation uniform distribution of the sands in the height direction during the chestnut stir-frying, so that the chestnuts are always kept under the coverage of the sands by the described uniform distribution of the sands, thereby improving the heating effect during the chestnut stir-frying.
D: A micro-reagent mixing and adding device, comprising a container housing (1), a sample loading bin (5), and a liquid discharge nozzle (13). A mixing rod (2) is mounted inside the container housing (1), and a stirring fan blade (4) is fixed on a side surface of the mixing rod (2). The sample loading bin (5) is mounted on a side surface of the container housing (1). A rotating shaft (7) is provided on a side surface of the sample loading bin (5). A blocking plate (8) is fixed on a side surface of the rotating shaft (7). A liquid discharge bin (9) is mounted and fixed on a lower end surface of the sample loading bin (5). A connecting rod (10) is movably connected inside the liquid discharge bin (9). A rotating handle (11) is connected to a lower end surface of the connecting rod (10). An inner plate (14) is provided under the stirring fan blade (4). The liquid discharge nozzle (13) is mounted on a right side of the inner plate (14), and a plugging pile (12) penetrates through the interior of the liquid discharge nozzle (13). A spring (16) is fixed on an outer surface of the container housing (1), and a plugging plate (15) is fixed on a side end surface of the spring (16). The micro-reagent mixing and adding device can simultaneously mix a plurality of solution groups in a sealed manner so as to avoid external bacterial interference, and uses manual stirring to improve solution mixing efficiency.
Answer: C