Fresh pork product preservation system

Abstract

The utility model relates to the technical field of pork preservation accessory devices, in particular to a fresh pork product preservation system which can stably support a device main body in the transportation process and prevent the situation that the device main body is collided to cause position deviation and even toppling when accidents such as bumping occur. Therefore, the working efficiency and effect of refrigerating and transporting the fresh pork are improved, and the practicability is enhanced; comprising a device body and further comprises a mounting plate, two sets of connecting plates, two sets of first screw rods, two sets of first sliding blocks, a plurality of sets of hinged supports, two sets of connecting rods, two sets of sliding barrels, two sets of supporting rods, four sets of second sliding blocks, two pressing plates, two sets of fastening screw rods, a fixing mechanism and a supporting mechanism. The bottom of the mounting plate is connected with the top of the supporting mechanism through the fixing mechanism, the left end and the right end of the device body are connected with one ends of the connecting plates correspondingly, and the two first screws are rotationally connected with the connecting plate sliding grooves correspondingly.

Description

Technical Field

[0001] The utility model relates to the technical field of pork preservation accessory devices, in particular to a fresh pork product preservation system. Background Art

[0002] As we all know, pork is sweet, salty and flat in nature. It is rich in nutrients such as protein, fat, carbohydrates, calcium, iron, phosphorus, etc. It has the effects of replenishing the body, nourishing yin and moistening dryness. In the production and processing of fresh pork, refrigerated storage and thermal insulation transportation have always been an important issue. Because pork is a highly perishable food, its quality and food safety are subject to strict requirements of temperature control and preservation conditions. Therefore, during the transportation of meat products, it is necessary to use a preservation system for refrigerated storage.

[0003] An existing preservation system for fresh pork products was found to be susceptible to collisions, position displacement, or even tipping over when bumps or other accidents occur during transportation, resulting in poor stability, thereby reducing the efficiency and effectiveness of refrigerated transportation of fresh pork, resulting in poor practicality. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a device that can stably support the main body of the device during transportation to prevent position displacement or even tipping over due to collisions caused by accidents such as bumps, thereby improving the work efficiency and effect of refrigerated transportation of fresh pork, thereby enhancing the practicality of the fresh pork product preservation system.

[0005] The utility model discloses a fresh pork product preservation system, comprising a device body, a mounting plate, two groups of connecting plates, two groups of first screw rods, two groups of first sliding blocks, multiple groups of hinge seats, two groups of connecting rods, two groups of slide cylinders, two groups of support rods, four groups of second sliding blocks, two pressing plates, two groups of fastening screws, a fixing mechanism and a supporting mechanism. The bottom of the device body is connected to the top of the mounting plate, the bottom of the mounting plate is connected to the top of the supporting mechanism through the fixing mechanism, the left end and the right end of the device body are respectively connected to one end of the connecting plate, the other ends of the two groups of connecting plates are respectively provided with a group of sliding grooves, the two groups of first screw rods are respectively rotatably connected to the connecting plate sliding grooves, the two groups of first sliding blocks are respectively threadedly connected to the first screw rods, and the two groups of first sliding blocks are respectively slidably connected to the connecting plate sliding grooves, and the two groups of first One end of a slider is hinged to one end of a connecting rod through a hinge seat, the other ends of two groups of connecting rods are hinged to one end of a slide cylinder through a hinge seat, the tops of one ends of two groups of connecting plates are hinged to the top of a slide cylinder through a group of hinge seats, the two slide cylinders are provided with working cavities, and the bottoms of the two slide cylinder working cavities are provided with reserved holes, the two groups of support rods are respectively slidably fitted into the slide cylinder working cavities through the reserved holes, the left and right ends of the two slide cylinder working cavities are respectively provided with a group of slide grooves, the four groups of second sliders are respectively slidably connected to the slide cylinder working cavity slide grooves, the left and right ends of the two groups of support rods are respectively connected to one end of the second slider, a group of threaded holes are respectively provided at the bottoms of one end of the two slide cylinders, the two groups of fastening screws are respectively threadedly connected to the slide cylinder threaded holes, and one end of the two groups of fastening screws are respectively tightened against one end of the support rods.

[0006] Preferably, the fixing mechanism comprises two groups of card plates, two groups of clamping plates, two groups of card blocks, two groups of second screw rods, two groups of threaded cylinders, two groups of third slide blocks, a fixing plate and an adjusting assembly, a group of grooves are respectively arranged at the left and right ends of the bottom of the mounting plate, one end of the two groups of card plates is respectively in close contact with one end of the mounting plate groove, and the other ends of the two groups of card plates are respectively arranged with a group of card slots, the two groups of card blocks are respectively clamped in the card plate card slots, and the other ends of the two groups of card blocks are respectively connected to one end of the clamping plates, the left and right ends of the top of the fixing plate are respectively connected to the bottom of the card plate, and the fixing plate A supporting mechanism is provided at the bottom, a group of reserved holes are respectively provided at one end of the two groups of mounting plate grooves, the two groups of threaded barrels are respectively rotatably connected to the reserved holes in the mounting plate grooves, and a group of adjusting components are respectively provided at one end of the two groups of threaded barrels, the other ends of the two groups of threaded barrels are respectively threadedly connected to one end of the second screw rods, the other ends of the two groups of second screw rods are respectively connected to one end of the splint, a group of sliding grooves are respectively provided at the tops of the two groups of mounting plate grooves, the two groups of third sliding blocks are respectively slidably connected to the sliding grooves, and the bottoms of the two groups of third sliding blocks are respectively connected to the tops of the splints.

[0007] Preferably, the supporting mechanism includes two groups of fourth sliders, a base plate and a rebound assembly, a groove is provided at the bottom of the fixed plate, a group of slide grooves are respectively provided at the left and right ends of the fixed plate groove, the two groups of fourth sliders are respectively slidably connected to the fixed plate slide grooves, and the top of the left and right ends of the base plate are respectively connected to one end of the fourth slider, and the top of the base plate is connected to the top of the fixed plate groove through the rebound assembly.

[0008] Preferably, the adjustment assembly includes two groups of rotating handles and two groups of connecting gears, one end of the two groups of threaded barrels is respectively provided with a group of connecting gears, one end of the two groups of rotating handles is respectively provided with grooves, and the inner walls of the grooves of the two groups of rotating handles are evenly provided with multiple groups of racks, the two groups of connecting gears are respectively clamped in the rotating handle grooves through rack meshing, and one end of the two groups of rotating handles is respectively rotatably connected to one end of the mounting plate.

[0009] Preferably, the rebound assembly includes multiple groups of telescopic rods and multiple groups of connecting springs, multiple groups of telescopic rods are evenly arranged on the top of the bottom plate, and the tops of the multiple groups of telescopic rods are respectively connected to the tops of the grooves of the fixed plate, and a group of connecting springs are respectively arranged on the outsides of the multiple telescopic rods.

[0010] Preferably, two groups of rotating nuts are further included, and one end of each of the two groups of fastening screws is provided with a group of rotating nuts.

[0011] Preferably, two groups of rotating disks are further included, and a group of rotating disks is respectively arranged on the top of the two groups of first screw rods.

[0012] Preferably, three groups of anti-skid pads are included, one group of anti-skid pads is respectively arranged at the bottom of the two groups of pressure plates, and another group of anti-skid pads is also arranged at the bottom of the base plate.

[0013] Compared with the prior art, the beneficial effects of the fresh pork product preservation system of the utility model are as follows: first, the device body is placed in a suitable position, and then the staff rotates the two sets of first screws, which are hinged through the connecting rod and the hinge seat, and starts to adjust the slide to a suitable angle, and then the staff rotates the two sets of fastening screws so that the two sets of fastening screws are respectively disengaged from the support rods and tightened, and then the staff pulls the support rods until the bottoms of the two pressure plates are close to the ground, and then the staff rotates the two sets of fastening screws again so that the two sets of fastening screws are respectively restored and tightened against one end of the support rod for limiting the position; and when the supporting mechanism needs to be disassembled, it can be disassembled through the fixing mechanism, and the device body can be stably supported during transportation to prevent position displacement or even tipping over due to collisions caused by accidents such as bumps, thereby improving the work efficiency and effect of refrigerated transportation of fresh pork, and thus enhancing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view structural cross-sectional schematic diagram of the utility model;

[0015] Figure 2 It is a front view structural schematic diagram of the utility model;

[0016] Figure 3 It is a partial structure enlarged schematic diagram of A of the utility model;

[0017] Figure 4It is a partial structure enlarged schematic diagram of B of the utility model;

[0018] Markings in the accompanying drawings: 1. device body; 2. mounting plate; 3. connecting plate; 4. first screw; 5. first slider; 6. hinge seat; 7. connecting rod; 8. slide cylinder; 9. support rod; 10. second slider; 11. pressure plate; 12. fastening screw; 13. clamping plate; 14. splint; 15. clamping block; 16. second screw; 17. threaded cylinder; 18. third slider; 19. fixing plate; 20. fourth slider; 21. bottom plate; 22. rotating handle; 23. connecting gear; 24. telescopic rod; 25. connecting spring; 26. rotating nut; 27. rotating disk; 28. anti-slip pad. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0020] like Figures 1 to 4As shown, a fresh pork product preservation system of the utility model comprises a device body 1, and also comprises a mounting plate 2, two groups of connecting plates 3, two groups of first screw rods 4, two groups of first sliders 5, multiple groups of hinge seats 6, two groups of connecting rods 7, two groups of slide cylinders 8, two groups of support rods 9, four groups of second sliders 10, two pressing plates 11, two groups of fastening screws 12, a fixing mechanism and a supporting mechanism. The bottom of the device body 1 is connected to the top of the mounting plate 2, and the bottom of the mounting plate 2 is connected to the top of the supporting mechanism through the fixing mechanism. The left end and the right end of the device body 1 are respectively connected to one end of the connecting plate 3, and the other ends of the two groups of connecting plates 3 are respectively provided with a group of slide grooves. The two groups of first screw rods 4 are respectively connected to the connecting plate 3 slide groove for rotation, the two groups of first sliders 5 are respectively connected to the first screw rods 4 by threads, and the two groups of first sliders 5 are respectively connected to the connecting plate 3 slide groove for sliding sliding, one end of the two groups of first sliders 5 are respectively hinged through a hinge seat 6 and one end of a connecting rod 7, the other end of the two groups of connecting rods 7 are hinged through a hinge seat 6 and one end of a slide cylinder 8, the top of one end of the two groups of connecting plates 3 are respectively hinged through a group of hinge seats 6 and the top of the slide cylinder 8, the two groups of slide cylinders 8 are provided with working cavities, and the bottom of the working cavities of the two groups of slide cylinders 8 are provided with reserved holes, the two groups of support rods 9 are respectively slidably fitted into the working cavities of the slide cylinder 8 through the reserved holes, and the two groups of slides A group of slide grooves are respectively arranged at the left and right ends of the working chamber of the cylinder 8, and four groups of second sliding blocks 10 are respectively slidably connected to the slide grooves of the working chamber of the slide cylinder 8. The left and right ends of the two groups of support rods 9 are respectively connected to one end of the second sliding blocks 10, and a group of threaded holes are respectively arranged at the bottom of one end of the two groups of slide cylinders 8. Two groups of fastening screws 12 are respectively threadedly connected to the threaded holes of the slide cylinder 8, and one end of the two groups of fastening screws 12 is respectively tightened against one end of the support rod 9; first, put the main body of the device into the appropriate position, and then the staff rotates the two groups of first screws, and hinges them through the connecting rod and the hinge seat to start adjusting the slide cylinder to a suitable angle, and then the staff rotates the two groups of fastening screws Rod, so that the two sets of fastening screws are respectively disengaged from the support rod and then the staff pulls the support rod until the bottom of the two pressure plates are close to the ground, and the staff then rotates the two sets of fastening screws to make the two sets of fastening screws recover and tighten against one end of the support rod for limiting the position; and when the supporting mechanism needs to be disassembled, it can be disassembled through the fixing mechanism, and the main body of the device can be stably supported during transportation to prevent position displacement or even tipping over due to collisions caused by bumps and other accidents, thereby improving the work efficiency and effect of refrigerated transportation of fresh pork, and thus enhancing practicality.

[0021] As a preferred embodiment of the above embodiment, the fixing mechanism includes two groups of clamping plates 13, two groups of clamping plates 14, two groups of clamping blocks 15, two groups of second screws 16, two groups of threaded barrels 17, two groups of third sliders 18, a fixing plate 19 and an adjusting assembly. A group of grooves are respectively arranged at the left and right ends of the bottom of the mounting plate 2. One end of the two groups of clamping plates 13 is respectively tightly attached to one end of the groove of the mounting plate 2, and the other end of the two groups of clamping plates 13 is respectively arranged with a group of clamping grooves. The two groups of clamping blocks 15 are respectively clamped in the clamping grooves of the clamping plates 13, and the other ends of the two groups of clamping blocks 15 are respectively connected to one end of the clamping plates 14. The left and right ends of the top of the fixing plate 19 are respectively connected to the bottom of the fixing plate 13. A supporting mechanism is arranged at the bottom of the fixing plate 19. One end of the grooves of the two groups of mounting plates 2 is respectively arranged with a group of reserved holes, and the two groups of threaded barrels 17 are respectively rotatably connected to the reserved holes in the grooves of the mounting plate 2 , and one end of the two groups of threaded barrels 17 is respectively provided with a group of adjustment components, the other ends of the two groups of threaded barrels 17 are respectively threadedly connected with one end of the second screw rod 16, the other ends of the two groups of second screw rods 16 are respectively connected with one end of the clamping plate 14, and the tops of the grooves of the two groups of mounting plates 2 are respectively provided with a group of sliding grooves, the two groups of third sliding blocks 18 are respectively slidably connected with the sliding grooves, and the bottoms of the two groups of third sliding blocks 18 are respectively connected with the tops of the clamping plates 14; when disassembly is required, the staff rotates the two groups of threaded barrels through the adjustment components, so that the two groups of first screw rods respectively drive the clamping plates to slide through the third sliding blocks, until the two groups of clamping plates respectively drive the card blocks and the card plate card slots to disengage from the card installation, and then the staff pulls the support plate, so that the support plate drives the card plate to disengage from the mounting plate groove, and then the staff can replace or repair it, thereby enhancing practicality.

[0022] As a preferred embodiment of the above embodiment, the supporting mechanism includes two groups of fourth sliders 20, the supporting mechanism includes two groups of fourth sliders 20, a base plate 21 and a rebound component, a groove is arranged at the bottom of the fixed plate 19, a group of slide grooves are respectively arranged at the left and right ends of the groove of the fixed plate 19, the two groups of fourth sliders 20 are respectively slidably connected with the slide grooves of the fixed plate 19, and the left and right tops of the base plate 21 are respectively connected with one end of the fourth slider 20, and the top of the base plate 21 is connected to the top of the groove of the fixed plate 19 through the rebound component; when bumps occur, the base plate will slide through the fourth slider and start to compress the rebound component, and the compression process of the rebound component can effectively reduce the damage to the mounted body caused by the force generated by vibration and bumps, thereby enhancing practicality.

[0023] As a preferred embodiment of the above embodiment, the adjustment component includes two groups of rotating handles 22 and two groups of connecting gears 23. A group of connecting gears 23 are respectively provided at one end of the two groups of threaded barrels 17, and grooves are respectively provided at one end of the two groups of rotating handles 22. A plurality of groups of racks are evenly provided on the inner walls of the grooves of the two groups of rotating handles 22. The two groups of connecting gears 23 are respectively clamped in the grooves of the rotating handles 22 through the meshing of the racks, and one end of the two groups of rotating handles 22 is respectively rotatably connected to one end of the mounting plate 2; increasing the contact area allows the staff to rotate the threaded barrel screw more quickly by rotating the handles, thereby enhancing practicality.

[0024] As a preferred embodiment of the above embodiment, the rebound component includes multiple groups of telescopic rods 24 and multiple groups of connecting springs 25. Multiple groups of telescopic rods 24 are evenly arranged on the top of the bottom plate 21, and the tops of the multiple groups of telescopic rods 24 are respectively connected to the tops of the grooves of the fixed plate 19, and a group of connecting springs 25 are respectively arranged on the outsides of the multiple telescopic rods 24; when bumps occur, the bottom plate will slide through the fourth slider and begin to compress the multiple groups of telescopic rods, and the multiple groups of telescopic rods will drive the connecting springs to start to expand and contract, and the multiple groups of connecting springs will generate a reaction force. In this process, the damage to the mounted body caused by the force generated by vibration and bumps can be effectively reduced, thereby enhancing practicality.

[0025] As a preferred embodiment of the above, two groups of rotating nuts 26 are further included. One end of each of the two groups of fastening screws 12 is provided with a group of rotating nuts 26. This allows the staff to rotate the two groups of fastening screws more quickly, thereby enhancing practicality.

[0026] As a preferred embodiment of the above, two groups of rotating disks 27 are further included, and a group of rotating disks 2 are respectively arranged on the top of the two groups of first screw rods 4; the staff can rotate the two groups of first screw rods more quickly, thereby enhancing practicality.

[0027] As a preferred embodiment of the above, three groups of anti-skid pads 28 are also included. One group of anti-skid pads 28 is respectively arranged at the bottom of the two groups of pressure plates 11, and another group of anti-skid pads 28 is also arranged at the bottom of the bottom plate 21; improving the anti-skid effect improves stability and thus enhances practicality.

[0028] The utility model discloses a fresh pork product preservation system, the working principle of which is as follows: first, the device body is placed in a suitable position; then the staff rotates the two sets of first screws by means of a rotating disk, which are hinged by a connecting rod and a hinge seat, and starts to adjust the slide tube to a suitable angle; then the staff rotates the two sets of fastening screws by means of a rotating nut, so that the two sets of fastening screws are respectively disengaged from and tightened against the support rod; then the staff pulls the support rod until the bottoms of the two pressure plates are in close contact with the ground; then the staff rotates the two sets of fastening screws again, so that the two sets of fastening screws are respectively restored to be tightened against one end of the support rod for limiting; when disassembly is required, the staff rotates the two sets of threaded tubes by means of a rotating handle, so that the two sets of first screws respectively drive the clamping plates to slide through the third sliding block, until the two sets of clamping plates respectively drive the card block and the card plate card slot to be disengaged from the card installation; then the staff pulls the support plate, so that the support plate drives the card plate to be disengaged from the mounting plate groove; then the staff can replace or repair it.

[0029] The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

[0030] The “first”, “second” and “third” mentioned in the present invention do not represent specific quantities and orders, but are merely used to distinguish names.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A fresh pork product preservation system, comprising a device body (1), characterized in that: The device also comprises a mounting plate (2), two groups of connecting plates (3), two groups of first screw rods (4), two groups of first sliders (5), multiple groups of hinge seats (6), two groups of connecting rods (7), two groups of slide cylinders (8), two groups of support rods (9), four groups of second sliders (10), two pressure plates (11), two groups of fastening screw rods (12), a fixing mechanism and a supporting mechanism. The bottom of the device body (1) is connected to the top of the mounting plate (2), the bottom of the mounting plate (2) is connected to the top of the supporting mechanism through the fixing mechanism, the left and right ends of the device body (1) are respectively connected to one end of the connecting plate (3), the other ends of the two groups of connecting plates (3) are respectively provided with a group of sliding grooves, the two groups of first screw rods (4) are respectively rotatably connected to the sliding grooves of the connecting plate (3), the two groups of first sliders (5) are respectively threadedly connected to the first screw rods (4), and the two groups of first sliders (5) are respectively slidably connected to the sliding grooves of the connecting plate (3), and one end of the two groups of first sliders (5) is respectively connected to the connecting plate (3) through the hinge seats. (6) and one end of the connecting rod (7) are hinged, the other ends of the two groups of connecting rods (7) are hinged through the hinge seat (6) and one end of the slide cylinder (8), the tops of one end of the two groups of connecting plates (3) are respectively hinged through a group of hinge seats (6) and the top of the slide cylinder (8), the two groups of slide cylinders (8) are provided with working cavities, and the bottoms of the working cavities of the two groups of slide cylinders (8) are provided with reserved holes, the two groups of support rods (9) are respectively slidably mounted through the reserved holes and the working cavities of the slide cylinders (8), and the two groups of slide cylinders (8) are working. A group of slide grooves are respectively arranged at the left and right ends of the working cavity, four groups of second slide blocks (10) are respectively slidably connected to the slide grooves of the working cavity of the slide cylinder (8), the left and right ends of the two groups of support rods (9) are respectively connected to one end of the second slide block (10), a group of threaded holes are respectively arranged at the bottom of one end of the two groups of slide cylinders (8), two groups of fastening screws (12) are respectively threadedly connected to the threaded holes of the slide cylinder (8), and one end of the two groups of fastening screws (12) is respectively tightened against one end of the support rod (9).

2. A fresh pork product preservation system as claimed in claim 1, characterized in that: The fixing mechanism comprises two groups of card plates (13), two groups of clamping plates (14), two groups of clamping blocks (15), two groups of second screw rods (16), two groups of threaded cylinders (17), two groups of third slide blocks (18), a fixing plate (19) and an adjusting assembly. A group of grooves are respectively arranged at the left and right ends of the bottom of the mounting plate (2). One end of the two groups of card plates (13) is respectively in close contact with one end of the groove of the mounting plate (2), and the other ends of the two groups of card plates (13) are respectively arranged with a group of clamping grooves. The two groups of clamping blocks (15) are respectively clamped with the clamping grooves of the card plates (13), and the other ends of the two groups of clamping blocks (15) are respectively connected to one end of the clamping plates (14). The left and right ends of the top of the fixing plate (19) are respectively in close contact with the bottom of the card plates (13). The fixing plate (19) is connected with the fixing plate (19), a supporting mechanism is arranged at the bottom, a group of reserved holes are arranged at one end of the grooves of the two groups of mounting plates (2), the two groups of threaded cylinders (17) are rotatably connected with the reserved holes of the grooves of the mounting plates (2), and a group of adjustment components are arranged at one end of the two groups of threaded cylinders (17), the other ends of the two groups of threaded cylinders (17) are respectively threadedly connected with one end of the second screw rod (16), the other ends of the two groups of second screw rods (16) are respectively connected with one end of the clamping plate (14), a group of sliding grooves are arranged at the top of the grooves of the two groups of mounting plates (2), the two groups of third sliding blocks (18) are respectively slidably connected with the sliding grooves, and the bottoms of the two groups of third sliding blocks (18) are respectively connected with the top of the clamping plate (14).

3. A fresh pork product preservation system as claimed in claim 2, characterized in that: The supporting mechanism comprises two groups of fourth sliders (20), a bottom plate (21) and a rebound assembly. A groove is arranged at the bottom of the fixed plate (19). A group of slide grooves are arranged at the left and right ends of the groove of the fixed plate (19). The two groups of fourth sliders (20) are respectively slidably connected to the slide grooves of the fixed plate (19), and the tops of the left and right ends of the bottom plate (21) are respectively connected to one end of the fourth slider (20). The top of the bottom plate (21) is connected to the top of the groove of the fixed plate (19) through the rebound assembly.

4. A fresh pork product preservation system as claimed in claim 3, characterized in that: The adjustment assembly comprises two groups of rotating handles (22) and two groups of connecting gears (23), one end of each of the two groups of threaded cylinders (17) is provided with a group of connecting gears (23), one end of each of the two groups of rotating handles (22) is provided with a groove, and the inner walls of the grooves of the two groups of rotating handles (22) are evenly provided with a plurality of groups of racks, the two groups of connecting gears (23) are respectively clamped with the grooves of the rotating handles (22) through the meshing of the racks, and one end of each of the two groups of rotating handles (22) is respectively connected to one end of the mounting plate (2) for rotation.

5. A fresh pork product preservation system as claimed in claim 4, characterized in that: The rebound component comprises a plurality of telescopic rods (24) and a plurality of connecting springs (25). The plurality of telescopic rods (24) are evenly arranged on the top of the bottom plate (21), and the tops of the plurality of telescopic rods (24) are respectively connected to the tops of the grooves of the fixing plate (19), and a group of connecting springs (25) are respectively arranged on the outsides of the plurality of telescopic rods (24).

6. A fresh pork product preservation system as claimed in claim 5, characterized in that: It also comprises two groups of rotating nuts (26), and one end of each of the two groups of fastening screw rods (12) is provided with a group of rotating nuts (26).

7. A fresh pork product preservation system as claimed in claim 6, characterized in that: It also comprises two groups of rotating disks (27), and a group of rotating disks (27) are respectively arranged on the top of the two groups of first screw rods (4).

8. A fresh pork product preservation system as claimed in claim 7, characterized in that: It also includes three groups of anti-skid pads (28), one group of anti-skid pads (28) is respectively arranged at the bottom of the two groups of pressing plates (11), and another group of anti-skid pads (28) is also arranged at the bottom of the bottom plate (21).

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