Double-helix quick-freezing device for food processing and use method of double-helix quick-freezing device

Abstract

The invention relates to the technical field of quick-freezing devices, in particular to a double-helix quick-freezing device for food processing and a using method.The double-helix quick-freezing device comprises a rack, one end of the top of the rack is fixedly connected with a refrigerating mechanism used for refrigerating food, and the other end of the top of the rack is provided with a feeding mechanism; the mounting frame is fixedly connected to the top of the rack, conveying rollers are rotationally connected to the two ends of the inner side of the mounting frame, a conveying belt used for conveying food is arranged between the two conveying rollers, the two conveying rollers are in transmission connection through the conveying belt, and a first motor is fixedly mounted on the outer side of the mounting frame; an output shaft of the first motor is fixedly connected with one conveying roller, a pushing assembly is arranged at the top end of the inner side of the mounting frame, and a cleaning piece is arranged at the bottom end of the inner side of the mounting frame. Food on the edge of the conveying belt is pushed to the middle of the conveying belt through the pushing assembly, and the problem that food is wasted due to the fact that the food falls off from the edge of the conveying belt is solved.

Description

Technical Field

[0001] The invention relates to the technical field of quick-freezing devices, and in particular to a double-spiral quick-freezing device for food processing and a use method thereof. Background Art

[0002] The spiral quick freezer is an energy-saving quick freezing equipment with compact structure, wide application, small footprint and large freezing capacity. It is the preferred model for domestic and foreign food processing companies to quickly freeze frozen products such as meat with large thickness, large volume and high feed temperature. The scope of application: prepared food, ice cream, pastry, cut meat and poultry, aquatic products, fried food, small packaged food, etc.

[0003] After searching, the Chinese patent publication number CN208398463U disclosed "a double-spiral quick-freezing device for preparing quick-frozen corn, comprising a left refrigeration barrel body, a right refrigeration barrel body, a frame assembly, a refrigeration fan, an inlet, an ascending spiral platform, a descending spiral platform, a connecting belt, a discharge port and a top sealing shell; the left refrigeration barrel body, the refrigeration fan and the right refrigeration barrel body are arranged on the frame assembly from left to right in sequence, the lower part of the left refrigeration barrel body is provided with an inlet, the inner part of the left refrigeration barrel body is coaxially provided with an ascending spiral platform, the lower part of the right refrigeration barrel body is provided with a discharge port, the inner part of the right refrigeration barrel body is coaxially provided with a descending spiral platform, the ascending spiral platform is connected to the top of the descending spiral platform by a connecting belt, the inner walls of the left refrigeration barrel body and the right refrigeration barrel body are coaxially provided with spiral refrigeration pipes, the lower ends of the spiral refrigeration pipes pass through the barrel walls of the left refrigeration barrel body and the right refrigeration barrel body respectively to connect to the refrigeration fan, and the upper ends of the spiral refrigeration pipes are connected by a transition refrigeration pipe string".

[0004] However, in the process of implementing the relevant technology, this type of patent has some technical defects. Among them, the feed inlet of this patent cannot be aligned with the middle position when placing the items to be frozen. If it is at the edge, it is easy to cause it to fall and overturn during freezing, resulting in waste of materials. In view of the shortcomings of the prior art, the present invention provides a double-spiral quick-freezing device for food processing and a method of use. Summary of the invention

[0005] In order to solve the above problems, an embodiment of the present invention provides a double-spiral quick-freezing device for food processing and a method of use, which achieves the purpose of solving the problem of material falling easily caused by feeding proposed in the background technology, and has the effect of pushing the material on the conveyor belt to the middle to gather it to avoid the material falling from the edge.

[0006] In order to achieve the above-mentioned purpose, the embodiment of the present invention specifically adopts the following technical scheme: it includes a frame, one end of the top of the frame is fixedly connected to a refrigeration mechanism for refrigerating food, the other end of the top of the frame is provided with a feeding mechanism, the feeding mechanism includes a mounting frame, the mounting frame is fixedly connected to the top of the frame, both ends of the inner side of the mounting frame are rotatably connected with conveying rollers, a conveying belt for conveying food is provided between the two conveying rollers, the two conveying rollers are connected by conveying belt transmission, a first motor is fixedly installed on the outer side of the mounting frame, the output shaft of the first motor is fixedly connected to one of the conveying rollers, the top end of the inner side of the mounting frame is provided with a pushing component for cooperating with the rotation of the conveying roller to push the food on the edge of the conveying belt to the middle of the conveying belt, and the bottom end of the inner side of the mounting frame is provided with a cleaning member for cleaning the conveying belt by cooperating with the rotation of the conveying roller.

[0007] Furthermore, the refrigeration mechanism includes a first refrigeration barrel and a second refrigeration barrel, the first refrigeration barrel and the second refrigeration barrel are both fixedly connected to the top of the frame, the inner side of the first refrigeration barrel is rotatably connected to an ascending screw shaft, the inner side of the second refrigeration barrel is rotatably connected to a descending screw shaft, the top ends of the first refrigeration barrel and the second refrigeration barrel are fixedly connected to a connecting pipe, one end of the bottom of the first refrigeration barrel is fixedly connected to a feed hopper, the feed hopper is located below the discharge end of the conveyor belt, one end of the bottom of the second refrigeration barrel is fixedly connected to a discharge pipe, and the top end of the first refrigeration barrel is provided with a driving member for driving the ascending screw shaft and the descending screw shaft to rotate.

[0008] Furthermore, the refrigeration mechanism also includes two spiral refrigeration tubes, which are respectively fixedly connected to the inner sides of the first refrigeration barrel and the second refrigeration barrel, and the top ends of the two spiral refrigeration tubes are connected to each other. A refrigeration fan is fixedly installed on the top of the frame, and the outlet end of the refrigeration fan is connected to the bottom ends of the two spiral refrigeration tubes through a conduit.

[0009] Furthermore, the driving member includes a second motor, which is fixedly installed on the top of the first refrigeration barrel, and the output shaft of the second motor is fixedly connected to the ascending screw shaft. The top of the ascending screw shaft is fixedly connected to the first pulley, and the top of the descending screw shaft is fixedly connected to the second pulley, and the second pulley is connected to the first pulley through a belt drive.

[0010] Furthermore, the discharge end of the mounting frame is provided with two material guide members distributed along the center line of the mounting frame, the material guide members include a material guide plate, one end of the material guide plate is hinged to the inner wall of the mounting frame, an insertion rod is hinged on the inner side of the material guide plate, a sleeve is slidably connected to the outer side of the insertion rod, one end of the sleeve away from the insertion rod is hinged to the inner wall of the mounting frame, a spring is sleeved on the insertion rod, one end of the spring is in contact with the sleeve, and the other end of the spring is in contact with the material guide plate.

[0011] Furthermore, the pushing assembly includes two symmetrically distributed sliding rods, the two sliding rods are respectively slidably connected to the two ends of the mounting frame, one end of the two sliding rods is fixedly connected to a mounting seat, the inner sides of the two mounting seats are fixedly connected to an elastic push plate, the other ends of the two sliding rods are hinged to a first connecting rod, the top ends of the two first connecting rods are hinged to a second connecting rod, the top of the mounting frame is rotatably connected to a first reciprocating screw rod, a movable seat is threadedly connected to the first reciprocating screw rod, both ends of the movable seat are hinged to a third connecting rod, the ends of the two third connecting rods away from the movable seat are hinged to the corresponding second connecting rods, and one end of the first reciprocating screw rod is provided with a transmission member that drives the first reciprocating screw rod to rotate by cooperating with the rotation of the conveying roller.

[0012] Furthermore, the transmission member includes a first bevel gear, which is fixedly connected to one end of the first reciprocating screw, the top of the mounting frame is rotatably connected to a rotating shaft, one end of the rotating shaft is fixedly connected to a second bevel gear meshing with the first bevel gear, and the other end of the rotating shaft is fixedly connected to a third pulley, one end of one of the conveying rollers is fixedly connected to a fourth pulley, and the fourth pulley is connected to the third pulley through a belt drive.

[0013] Furthermore, the cleaning component includes a second reciprocating screw rod rotatably connected to the inner side of the mounting frame, a slider is threadedly connected to the second reciprocating screw rod, a brush plate is fixedly connected to the top of the slider, the brush plate is slidably connected to the bottom of the conveyor belt, one end of the second reciprocating screw rod is fixedly connected to the first gear, one end of one of the conveyor rollers is fixedly connected to the second gear, and the second gear is meshed with the first gear.

[0014] Furthermore, the cleaning member also includes a comb plate, which is fixedly connected to the inner side of the mounting frame, and the brush plate intermittently interferes with the comb plate through translation.

[0015] The present invention also provides a method for using a double-spiral quick-freezing device for food processing, comprising the following steps: S1: placing food on the conveyor belt, and then starting the first motor to drive the corresponding conveyor roller to rotate, so that the conveyor belt conveys the food to the refrigeration mechanism; S2: When the first motor is started, the pushing assembly will push the food on the edge of the conveyor belt to the middle of the conveyor belt to prevent the food from falling from the edge of the conveyor belt; S3: During the start-up of the first motor, the cleaning element cleans the bottom of the conveyor belt to prevent debris on the conveyor belt from mixing into the food; S4: After the food is conveyed to the end of the conveyor belt, it is introduced into the inlet end of the refrigeration mechanism, and finally the food is refrigerated and quickly frozen by the refrigeration mechanism.

[0016] The beneficial effects of the embodiments of the present invention are as follows: by placing food on the conveyor belt, and then starting the first motor to drive the corresponding conveyor roller to rotate, the conveyor belt transports the food to the refrigeration mechanism. When the first motor is started, the pushing assembly will push the food on the edge of the conveyor belt to the middle of the conveyor belt to prevent the food from falling from the edge of the conveyor belt and causing food waste. At the same time, the cleaning piece cleans the bottom of the conveyor belt to prevent debris on the conveyor belt from mixing into the food. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of a double spiral quick-freezing device for food processing of the present invention; Figure 2 It is a structural schematic diagram of the feeding mechanism of the present invention; Figure 3 It is a structural schematic diagram of the refrigeration mechanism of the present invention; Figure 4 It is a structural schematic diagram of the driving member of the present invention; Figure 5 It is a structural schematic diagram of the material guide member of the present invention; Figure 6 It is a structural schematic diagram of the pusher assembly of the present invention; Figure 7 It is a structural schematic diagram of the transmission member of the present invention; Figure 8 It is a structural schematic diagram of a cleaning piece of the present invention.

[0018] In the figure: 1, frame; 2, refrigeration mechanism; 21, first refrigeration barrel; 22, second refrigeration barrel; 23, ascending screw shaft; 24, descending screw shaft; 25, connecting pipe; 26, spiral refrigeration pipe; 27, refrigeration fan; 28, driving member; 281, first pulley; 282, second pulley; 283, second motor; 29, feed hopper; 20, discharge pipe; 3, feeding mechanism; 31, mounting frame; 32, conveying roller; 33, conveying belt; 34, first motor; 35, material guide; 351, material guide plate; 352, sleeve; 353, plug rod; 354, spring ; 36. Pushing assembly; 361. Sliding rod; 362. Mounting seat; 363. Elastic pushing plate; 364. First connecting rod; 365. Second connecting rod; 367. Third connecting rod; 368. First reciprocating screw rod; 369. Movable seat; 360. Transmission member; 3601. First bevel gear; 3602. Rotating shaft; 3603. Second bevel gear; 3604. Third pulley; 3605. Fourth pulley; 37. Cleaning member; 371. Second reciprocating screw rod; 372. Sliding block; 373. Brush plate; 374. Comb plate; 375. First gear; 376. Second gear. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0020] See also Figure 1-8 A double spiral quick-freezing device for food processing comprises a frame 1, one end of the top of the frame 1 is fixedly connected with a refrigeration mechanism 2 for refrigerating food, the other end of the top of the frame 1 is provided with a feeding mechanism 3, the feeding mechanism 3 comprises a mounting frame 31, the mounting frame 31 is fixedly connected to the top of the frame 1, both ends of the inner side of the mounting frame 31 are rotatably connected with conveying rollers 32, a conveying belt 33 for conveying food is provided between the two conveying rollers 32, the two conveying rollers 32 are connected by transmission through the conveying belt 33, a first motor 34 is fixedly installed on the outer side of the mounting frame 31, the output shaft of the first motor 34 is fixedly connected with one of the conveying rollers 32, a pushing component 36 is provided at the top of the inner side of the mounting frame 31 to push the food on the edge of the conveying belt 33 to the middle of the conveying belt 33 by cooperating with the rotation of the conveying roller 32, and a cleaning member 37 is provided at the bottom end of the inner side of the mounting frame 31 to clean the conveying belt 33 by cooperating with the rotation of the conveying roller 32.

[0021] By placing food on the conveyor belt 33, and then starting the first motor 34 to drive the corresponding conveyor roller 32 to rotate, the conveyor belt 33 conveys the food to the refrigeration mechanism 2. When the first motor 34 is started, the pushing assembly 36 will push the food on the edge of the conveyor belt 33 to the middle of the conveyor belt 33 to prevent the food from falling from the edge of the conveyor belt 33 and causing food waste. At the same time, the cleaning component 37 cleans the bottom of the conveyor belt 33 to prevent debris on the conveyor belt 33 from mixing into the food.

[0022] The refrigeration mechanism 2 includes a first refrigeration barrel 21 and a second refrigeration barrel 22, both of which are fixedly connected to the top of the frame 1. The inner side of the first refrigeration barrel 21 is rotatably connected to an ascending screw shaft 23, and the inner side of the second refrigeration barrel 22 is rotatably connected to a descending screw shaft 24. The tops of the first refrigeration barrel 21 and the second refrigeration barrel 22 are fixedly connected to a connecting pipe 25, and one end of the bottom of the first refrigeration barrel 21 is fixedly connected to a feed hopper 29, which is located at the outlet of the conveyor belt 33. Below the material end, one end of the bottom of the second refrigeration barrel 22 is fixedly connected to a discharge pipe 20, and the top of the first refrigeration barrel 21 is provided with a driving member 28 for driving the ascending screw shaft 23 and the descending screw shaft 24 to rotate. The inner sides of the first refrigeration barrel 21 and the second refrigeration barrel 22 are fixedly connected with spiral refrigeration tubes 26, and the top ends of the two spiral refrigeration tubes 26 are connected to each other. A refrigeration fan 27 is fixedly installed on the top of the frame 1, and the outlet end of the refrigeration fan 27 is connected to the bottom ends of the two spiral refrigeration tubes 26 through a conduit.

[0023] The food is introduced into the feed hopper 29 through the conveyor belt 33, and then the food is introduced into the first refrigeration barrel 21. At the same time, the refrigeration fan 27 is started to introduce cold air into the spiral refrigeration tube 26. The driving member 28 is started to rotate the ascending screw shaft 23 and the descending screw shaft 24, so that the food is introduced from the first refrigeration barrel 21 into the second refrigeration barrel 22 through the connecting pipe 25. The entire process is completely cooled by the spiral refrigeration tube 26 and finally discharged through the discharge pipe 20.

[0024] The driving member 28 includes a second motor 283, which is fixedly mounted on the top of the first refrigeration barrel 21. The output shaft of the second motor 283 is fixedly connected to the ascending screw shaft 23. The top of the ascending screw shaft 23 is fixedly connected to the first pulley 281, and the top of the descending screw shaft 24 is fixedly connected to the second pulley 282. The second pulley 282 is connected to the first pulley 281 through a belt transmission. The ascending screw shaft 23 is rotated by starting the second motor 283. Under the transmission action of the second pulley 282 and the first pulley 281, the descending screw shaft 24 will rotate synchronously, so that the food is introduced from the inside of the first refrigeration barrel 21 into the second refrigeration barrel 22 through the connecting pipe 25. The whole process is completely refrigerated by the spiral refrigeration tube 26.

[0025] Among them, the discharging end of the mounting frame 31 is provided with two guide members 35 distributed along the center line of the mounting frame 31, and the guide member 35 includes a guide plate 351, one end of the guide plate 351 is hinged to the inner wall of the mounting frame 31, and a plug rod 353 is hinged to the inner side of the guide plate 351, and a sleeve 352 is slidably connected to the outer side of the plug rod 353, and the end of the sleeve 352 away from the plug rod 353 is hinged to the inner wall of the mounting frame 31, and a spring 354 is sleeved on the plug rod 353, one end of the spring 354 is in contact with the sleeve 352, and the other end of the spring 354 is in contact with the guide plate 351. The guide plate 351 can guide the food at the discharging end of the conveyor belt 33, so that the food at the discharging end of the conveyor belt 33 is concentratedly introduced into the feed hopper 29, so as to avoid the problem of food falling off the edge of the feed hopper 29 during the feeding process.

[0026] The push assembly 36 includes two symmetrically distributed slide bars 361, the two slide bars 361 are slidably connected to the two ends of the mounting frame 31, one end of the two slide bars 361 is fixedly connected to the mounting seat 362, the inner sides of the two mounting seats 362 are fixedly connected to the elastic push plates 363, the other ends of the two slide bars 361 are hinged to the first connecting rod 364, the top ends of the two first connecting rods 364 are hinged to the second connecting rod 365, the top of the mounting frame 31 is rotatably connected to the first reciprocating screw rod 368, the first reciprocating screw rod 368 is threadedly connected to the movable seat 369, the two ends of the movable seat 369 are hinged to the third connecting rod 367, and the ends of the two third connecting rods 367 away from the movable seat 369 are connected to the corresponding second The connecting rod 365 is hinged, and one end of the first reciprocating screw rod 368 is provided with a transmission member 360 for driving the first reciprocating screw rod 368 to rotate by cooperating with the rotation of the conveying roller 32. The transmission member 360 includes a first bevel gear 3601, and the first bevel gear 3601 is fixedly connected to one end of the first reciprocating screw rod 368. The top of the mounting frame 31 is rotatably connected to a rotating shaft 3602, and one end of the rotating shaft 3602 is fixedly connected to a second bevel gear 3603 meshing with the first bevel gear 3601, and the other end of the rotating shaft 3602 is fixedly connected to a third pulley 3604, and one end of one of the conveying rollers 32 is fixedly connected to a fourth pulley 3605, and the fourth pulley 3605 is connected to the third pulley 3604 through a belt drive.

[0027] By starting the first motor 34 to drive the conveying roller 32 to rotate, the corresponding fourth pulley 3605 rotates, and the third pulley 3604 drives the rotating shaft 3602 to rotate, which makes the second bevel gear 3603 drive the first bevel gear 3601 to rotate synchronously, and also makes the first reciprocating screw rod 368 rotate, so that the movable seat 369 reciprocates along the axial direction of the first reciprocating screw rod 368, so that the third connecting rod 367 drives the second connecting rod 365 to reciprocate, and the two first connecting rods 364 drive the corresponding sliding rods 361 to slide back and forth. When the two sliding rods 361 move toward each other, the two elastic push plates 363 push the food on the edge of the conveyor belt 33 to the middle part of the conveyor belt 33 for concentration, thereby preventing the food from falling from the edge of the conveyor belt 33 and causing food waste.

[0028] Among them, the cleaning member 37 includes a second reciprocating screw rod 371 rotatably connected to the inner side of the mounting frame 31, a slider 372 is threadedly connected to the second reciprocating screw rod 371, a brush plate 373 is fixedly connected to the top of the slider 372, the brush plate 373 is slidably connected to the bottom of the conveying belt 33, one end of the second reciprocating screw rod 371 is fixedly connected to the first gear 375, one end of one of the conveying rollers 32 is fixedly connected to the second gear 376, the second gear 376 is meshed with the first gear 375, and a comb plate 374 is fixedly connected to the inner side of the mounting frame 31, and the brush plate 373 intermittently conflicts with the comb plate 374 through translation.

[0029] By starting the first motor 34 to drive the conveyor roller 32 to rotate, the second gear 376 rotates, and the first gear 375 drives the second reciprocating screw rod 371 to rotate synchronously, which makes the slider 372 drive the brush plate 373 to slide back and forth along the bottom wall of the conveyor belt 33, so that the brush plate 373 cleans up the debris on the conveyor belt 33 to prevent the debris from mixing into the food and affecting the food processing quality. When the brush plate 373 conflicts with the comb plate 374, the comb plate 374 can clean the bristles of the brush plate 373 to prevent the brush plate 373 from re-coating the debris on the conveyor belt 33.

[0030] The present invention also provides a method for using a double-spiral quick-freezing device for food processing, comprising the following steps: S1: placing food on the conveyor belt 33, and then starting the first motor 34 to drive the corresponding conveyor roller 32 to rotate, so that the conveyor belt 33 conveys the food to the refrigeration mechanism 2; S2: When the first motor 34 is started, the conveying roller 32 rotates, so that the corresponding fourth pulley 3605 rotates, so that the third pulley 3604 drives the rotating shaft 3602 to rotate, which makes the second bevel gear 3603 drive the first bevel gear 3601 to rotate synchronously, and also makes the first reciprocating screw rod 368 rotate, so that the movable seat 369 reciprocates along the axis direction of the first reciprocating screw rod 368, so that the third connecting rod 367 drives the second connecting rod 365 to reciprocate, so that the two first connecting rods 364 drive the corresponding sliding rods 361 to slide back and forth, and when the two sliding rods 361 move toward each other, the two elastic push plates 363 push the food on the edge of the conveying belt 33 to the middle of the conveying belt 33 to prevent the food from falling from the edge of the conveying belt 33; S3: During the start-up of the first motor 34, the conveying roller 32 rotates, causing the second gear 376 to rotate, so that the first gear 375 drives the second reciprocating screw rod 371 to rotate synchronously, which causes the slider 372 to drive the brush plate 373 to slide back and forth along the bottom wall of the conveying belt 33, so that the brush plate 373 cleans up the debris on the conveying belt 33 to prevent the debris from mixing into the food and affecting the food processing quality. When the brush plate 373 conflicts with the comb plate 374, the comb plate 374 can clean the bristles of the brush plate 373 to prevent the brush plate 373 from re-coating the debris on the conveying belt 33; S4: After the food is conveyed to the end of the conveyor belt 33, it is introduced into the feed hopper 29, and then the food is introduced into the first refrigeration barrel 21. At the same time, the refrigeration fan 27 is started to introduce cold air into the spiral refrigeration tube 26. The driving member 28 is started to rotate the ascending screw shaft 23 and the descending screw shaft 24, so that the food is introduced from the first refrigeration barrel 21 into the second refrigeration barrel 22 through the connecting pipe 25. The whole process is completely cooled by the spiral refrigeration tube 26, and finally the food is discharged through the discharge pipe 20 to complete the quick freezing process.

[0031] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0034] So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A double spiral quick freezing device for food processing, comprising a frame (1), one end of the top of the frame (1) being fixedly connected to a refrigeration mechanism (2) for refrigerating food, characterized in that: A feeding mechanism (3) is provided at the other end of the top of the frame (1), and the feeding mechanism (3) comprises a mounting frame (31), the mounting frame (31) being fixedly connected to the top of the frame (1), and conveying rollers (32) are rotatably connected at both ends of the inner side of the mounting frame (31), and a conveying belt (33) for conveying food is provided between the two conveying rollers (32), and the two conveying rollers (32) are connected by transmission through the conveying belt (33), and a first motor (34) is fixedly installed on the outer side of the mounting frame (31), and the output shaft of the first motor (34) is fixedly connected to one of the conveying rollers (32), and a pushing component (36) is provided at the top end of the inner side of the mounting frame (31), and the pushing component (36) is pushed toward the middle of the conveying belt (33) by cooperating with the rotation of the conveying roller (32), and a cleaning component (37) is provided at the bottom end of the inner side of the mounting frame (31), and the cleaning component (37) is cleaned by cooperating with the rotation of the conveying roller (32) for cleaning the conveying belt (33).

2. A double spiral quick freezing device for food processing according to claim 1, characterized in that: The refrigeration mechanism (2) comprises a first refrigeration barrel (21) and a second refrigeration barrel (22), the first refrigeration barrel (21) and the second refrigeration barrel (22) are both fixedly connected to the top of the frame (1), the inner side of the first refrigeration barrel (21) is rotatably connected to an ascending screw shaft (23), the inner side of the second refrigeration barrel (22) is rotatably connected to a descending screw shaft (24), the top ends of the first refrigeration barrel (21) and the second refrigeration barrel (22) are fixedly connected to a connecting pipe (25), one end of the bottom of the first refrigeration barrel (21) is fixedly connected to a feed hopper (29), the feed hopper (29) is located below the discharge end of the conveyor belt (33), one end of the bottom of the second refrigeration barrel (22) is fixedly connected to a discharge pipe (20), and the top end of the first refrigeration barrel (21) is provided with a driving member (28) for driving the ascending screw shaft (23) and the descending screw shaft (24) to rotate.

3. A double spiral quick freezing device for food processing according to claim 2, characterized in that: The refrigeration mechanism (2) further comprises two spiral refrigeration tubes (26), the two spiral refrigeration tubes (26) being fixedly connected to the inner sides of the first refrigeration barrel (21) and the second refrigeration barrel (22), respectively, the top ends of the two spiral refrigeration tubes (26) being connected to each other, and a refrigeration fan (27) being fixedly mounted on the top of the frame (1), the outlet end of the refrigeration fan (27) being connected to the bottom ends of the two spiral refrigeration tubes (26) via a conduit.

4. A double spiral quick freezing device for food processing according to claim 3, characterized in that: The driving member (28) comprises a second motor (283), the second motor (283) is fixedly mounted on the top end of the first refrigeration barrel (21), the output shaft of the second motor (283) is fixedly connected to the ascending screw shaft (23), the top end of the ascending screw shaft (23) is fixedly connected to a first pulley (281), the top end of the descending screw shaft (24) is fixedly connected to a second pulley (282), and the second pulley (282) is connected to the first pulley (281) via a belt drive.

5. A double spiral quick freezing device for food processing according to claim 1, characterized in that: The material discharging end of the mounting frame (31) is provided with two material guide members (35) distributed along the center line of the mounting frame (31), and the material guide member (35) comprises a material guide plate (351), one end of the material guide plate (351) is hinged to the inner wall of the mounting frame (31), an insertion rod (353) is hinged on the inner side of the material guide plate (351), and a sleeve (352) is slidably connected to the outer side of the insertion rod (353), and one end of the sleeve (352) away from the insertion rod (353) is hinged to the inner wall of the mounting frame (31), and a spring (354) is sleeved on the insertion rod (353), one end of the spring (354) is in contact with the sleeve (352), and the other end of the spring (354) is in contact with the material guide plate (351).

6. A double spiral quick freezing device for food processing according to claim 1, characterized in that: The pusher assembly (36) comprises two symmetrically distributed slide bars (361), the two slide bars (361) being slidably connected to the two ends of the mounting frame (31), one end of the two slide bars (361) being fixedly connected to a mounting seat (362), the inner sides of the two mounting seats (362) being fixedly connected to an elastic push plate (363), the other ends of the two slide bars (361) being hinged to a first connecting rod (364), the top ends of the two first connecting rods (364) being hinged to a second connecting rod (365), and the mounting frame The top of (31) is rotatably connected to a first reciprocating screw rod (368), a movable seat (369) is threadedly connected to the first reciprocating screw rod (368), both ends of the movable seat (369) are hinged with third connecting rods (367), one end of the two third connecting rods (367) away from the movable seat (369) is hinged with the corresponding second connecting rod (365), and one end of the first reciprocating screw rod (368) is provided with a transmission member (360) for driving the first reciprocating screw rod (368) to rotate by cooperating with the rotation of the conveying roller (32).

7. A double spiral quick freezing device for food processing according to claim 6, characterized in that: The transmission member (360) comprises a first bevel gear (3601), the first bevel gear (3601) is fixedly connected to one end of a first reciprocating screw rod (368), the top of the mounting frame (31) is rotatably connected to a rotating shaft (3602), one end of the rotating shaft (3602) is fixedly connected to a second bevel gear (3603) meshing with the first bevel gear (3601), the other end of the rotating shaft (3602) is fixedly connected to a third pulley (3604), one end of one of the conveying rollers (32) is fixedly connected to a fourth pulley (3605), and the fourth pulley (3605) is connected to the third pulley (3604) via a belt transmission.

8. A double spiral quick freezing device for food processing according to claim 1, characterized in that: The cleaning member (37) comprises a second reciprocating screw (371) rotatably connected to the inner side of the mounting frame (31); a slider (372) is threadedly connected to the second reciprocating screw (371); a brush plate (373) is fixedly connected to the top of the slider (372); the brush plate (373) is slidably connected to the bottom of the conveying belt (33); one end of the second reciprocating screw (371) is fixedly connected to a first gear (375); one end of one of the conveying rollers (32) is fixedly connected to a second gear (376); the second gear (376) is meshed with the first gear (375).

9. A double spiral quick freezing device for food processing according to claim 8, characterized in that: The cleaning member (37) further comprises a comb plate (374), wherein the comb plate (374) is fixedly connected to the inner side of the mounting frame (31), and the brush plate (373) intermittently contacts the comb plate (374) by translation.

10. A method for using the double spiral quick freezing device for food processing according to claim 1, characterized in that: The steps include: S1: placing food on a conveyor belt (33), then starting a first motor (34) to drive the corresponding conveyor roller (32) to rotate, so that the conveyor belt (33) conveys the food to the refrigeration mechanism (2); S2: When the first motor (34) is started, the pushing assembly (36) pushes the food on the edge of the conveyor belt (33) toward the middle of the conveyor belt (33) to prevent the food from falling from the edge of the conveyor belt (33); S3: During the start-up process of the first motor (34), the cleaning member (37) cleans the bottom of the conveyor belt (33) to prevent debris on the conveyor belt (33) from mixing into the food; S4: After the food is conveyed to the end of the conveyor belt (33), it is introduced into the inlet end of the refrigeration mechanism (2), and finally the food is refrigerated and quickly frozen by the refrigeration mechanism (2).

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