Sectional type sterilization treatment equipment for low-temperature meat products

Abstract

The utility model relates to the technical field of meat product processing, in particular to sectional type sterilization treatment equipment for low-temperature meat products, which can perform continuous low-temperature sectional sterilization treatment on the meat products and is good in practicability. Comprising a bottom plate, a sterilization box I and a sterilization box II, the sterilization device further comprises four cover plates, a plurality of push cylinders, an upper transverse frame and a plurality of push rods, the two cover plates are rotationally installed on the taking and placing openings of the first sterilization box and the second sterilization box respectively, the four cover plates seal the taking and placing openings of the first sterilization box and the second sterilization box respectively, the fixed ends of the push cylinders are installed on the bottom plate, and the upper transverse frame is installed at the top ends of piston rods of the push cylinders. The upper ends of the multiple push rods are rotationally connected with the left side and the right side of the upper transverse frame respectively, the lower ends of the multiple push rods are rotationally connected with the left sides and the right sides of the four cover plates respectively, the four push rods located above the first sterilization box are arranged in a V shape, the four push rods located above the second sterilization box are arranged in a V shape, and a conveying mechanism for conveying meat product packaging bags is installed on the upper transverse frame.

Description

Technical Field

[0001] The utility model relates to the technical field of meat product processing, in particular to a segmented sterilization treatment device for low-temperature meat products. Background Art

[0002] Meat product sterilization treatment usually includes high temperature sterilization treatment and low temperature sterilization treatment. The Chinese invention patent application with the prior art publication number CN117481182A proposes a meat product ultra-high pressure low temperature sterilization method and application. The low temperature sterilization method disclosed in the invention patent application sterilizes meat products by ultra-high pressure sterilization, changes the microbial ribosome conformation by reducing the fluidity of the microbial cell membrane and increasing the permeability of the cell membrane, thereby achieving a sterilization effect, thereby increasing the shelf life and shelf life of the meat product; intermittent repeated pressurization treatment is adopted, It can effectively improve the sterilization effect. Through rapid pressure increase and decrease, it can reduce the response ability of microorganisms' cell walls, cell membranes, metabolic enzymes and nucleic acids to environmental conditions, and cause accumulation of their losses, thereby reducing the adaptability of microorganisms to achieve better sterilization effects and further increase the shelf life and shelf life of meat products. By combining low-temperature storage with ultra-high pressure sterilization of meat products, the storage period of meat products can be further increased. While achieving sterilization and extending the storage period of meat products, the color, aroma, taste and nutritional components of meat products can be better maintained.

[0003] Based on the above-mentioned prior art, a low-temperature meat product segmented sterilization processing equipment is proposed to implement the above-mentioned low-temperature sterilization method, which will be practical. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a low-temperature meat product segmented sterilization treatment equipment which can perform continuous low-temperature segmented sterilization treatment on meat products and has good practicality.

[0005] The utility model discloses a low-temperature meat product segmented sterilization processing equipment, comprising a bottom plate, a sterilization box 1 and a sterilization box 2, wherein the sterilization box 1 and the sterilization box 2 are mounted on the bottom plate, sterilization chambers are arranged inside the sterilization box 1 and the sterilization box 2, and the upper end surfaces of the sterilization box 1 and the sterilization box 2 are arranged with access ports connected to the sterilization chambers; the utility model also comprises four cover plates, a plurality of push cylinders, an upper cross frame and a plurality of push rods, two cover plates are rotatably mounted on the access ports of the sterilization box 1 and the sterilization box 2 respectively, the four cover plates respectively close the access ports of the sterilization box 1 and the sterilization box 2, the fixed ends of the plurality of push cylinders are mounted on the bottom plate, the upper cross frame is mounted on the plurality of push rods At the top of the piston rod of the cylinder, the upper ends of multiple push rods are rotatably connected to the left and right sides of the upper horizontal frame respectively, and the lower ends of multiple push rods are rotatably connected to the left and right sides of the four cover plates respectively. The four push rods above the sterilization box one are arranged in a V shape, and the four push rods above the sterilization box two are arranged in a V shape. A conveying mechanism for conveying meat product packaging bags is installed on the upper horizontal frame. When working, sterilization liquid is added to the sterilization box one and the sterilization box two, meat products are put into packaging bags, and the packaging bags are mounted on the conveying mechanism of the upper horizontal frame. The conveying mechanism conveys multiple packaging bags to the top of the sterilization box one and the sterilization box two in turn, and the activities of multiple push cylinders The plug rod contracts, causing the upper horizontal frame to descend, and the conveying mechanism places the lower parts of the two packaging bags into the sterilization chambers of sterilization box 1 and sterilization box 2 respectively. At the same time, the upper horizontal frame closes the four cover plates on sterilization box 1 and sterilization box 2 through multiple push rods. The four cover plates seal the access ports of sterilization box 1 and sterilization box 2, and different pressures and temperatures are applied to the sterilization chambers of sterilization box 1 and sterilization box 2, thereby performing the first stage of sterilization on the meat products in the packaging bag in sterilization box 1, and performing the second stage of sterilization on the meat products in the packaging bag in sterilization box 2. After the sterilization is completed, the piston rods of the multiple push cylinders extend to push the upper horizontal frame to rise The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention. The utility model discloses a method for carrying out the present invention to provide a high-quality packaging material for the present invention.

[0006] Preferably, it also includes heat exchanger 1 and heat exchanger 2, heat exchanger 1 is installed in the sterilization chamber of sterilization box 1, and heat exchanger 2 is installed in the sterilization chamber of sterilization box 2; heat exchanger 1 and heat exchanger 2 heat or cool the sterilization liquid in sterilization box 1 and sterilization box 2, so that the sterilization liquid in sterilization box 1 and sterilization box 2 reaches different temperatures, thereby realizing low-temperature sterilization.

[0007] Preferably, it also includes two water inlet pipes and two pressure sensors, the two water inlet pipes are respectively installed on sterilization box one and sterilization box two, the two water inlet pipes are respectively connected to sterilization box one and sterilization box two, the two pressure sensors are respectively installed on sterilization box one and sterilization box two, and the probes of the two pressure sensors extend into the sterilization chambers of sterilization box one and sterilization box two respectively; the two water inlet pipes are connected to an external pressure pump, and the pressure pump injects sterilizing liquid into the sterilization chambers of sterilization box one and sterilization box two through the two water inlet pipes, thereby increasing the pressure of the sterilizing liquid in the sterilization chambers of sterilization box one and sterilization box two, thereby achieving different low-temperature and high-pressure sterilization effects.

[0008] Preferably, it also includes two shaping mechanisms, which are respectively installed in the sterilization chambers of sterilization box one and sterilization box two, and the shaping mechanisms include two pressing plates, two lower connecting rods, two upper connecting rods and a double-head push cylinder. The two pressing plates are relatively arranged in the middle of the sterilization chamber of sterilization box one or sterilization box two, and the inner ends of the two lower connecting rods are respectively rotatably connected to the lower parts of the outer side walls of the two pressing plates, and the outer ends of the two lower connecting rods are respectively rotatably connected to the front and rear inner walls of the sterilization box one or the sterilization box two, and the inner ends of the two upper connecting rods are respectively rotatably connected to the upper parts of the outer side walls of the two pressing plates, and the outer ends of the two upper connecting rods are respectively The two upper connecting rods are respectively rotatably connected to the front and rear inner walls of the sterilization box one or the sterilization box two, the two upper connecting rods are respectively arranged in parallel with the two lower connecting rods, and the two piston rods of the double-headed push cylinder are respectively rotatably connected to the middle parts of the two upper connecting rods; after the packaging bag loaded with meat products is put into the sterilization chamber of the sterilization box one or the sterilization box two, the two piston rods of the double-headed push cylinder are synchronously contracted to pull and flatten the two upper connecting rods, so that the two upper connecting rods and the two lower connecting rods bring the two pressing plates relatively close to each other, so that the two pressing plates press the packaging bag flat, so that the meat products in the packaging bag are more evenly distributed, thereby improving the uniformity of pressure on the meat products.

[0009] Preferably, it also includes two pressing blocks, which are installed on the lower end surface of the upper horizontal frame, and the two pressing blocks are respectively located above the middle part of sterilization box one and sterilization box two, and the two pressing blocks respectively press the four cover plates on sterilization box one and sterilization box two; after the upper horizontal frame is lowered, the two pressing blocks respectively press the four cover plates on the access openings of sterilization box one and sterilization box two, thereby improving the sealing performance of the four cover plates to the access openings of sterilization box one and sterilization box two, so that the four cover plates can withstand higher pressure.

[0010] Preferably, the conveying mechanism includes two driving wheels, a conveyor belt, multiple cross bars and multiple clamps. The two driving wheels are rotatably installed at the front and rear ends of the upper cross frame, the conveyor belt is sleeved on the two driving wheels, multiple cross bars are evenly installed on the conveyor belt, and clamps are installed on the multiple cross bars. The packaging bag is clamped on the clip, and the two driving wheels rotate to drive the conveyor belt and the multiple cross bars to move along the lower end surface of the upper cross frame, so that the packaging bag is moved in turn to the top of sterilization box one, the top of sterilization box two and the outside of sterilization box two, thereby realizing the transportation of the packaging bag, which is practical.

[0011] Preferably, it also includes a plurality of anti-slip grooves, and the anti-slip grooves are set at the parts where the clip clamps the package; by setting a plurality of anti-slip grooves, the clamping strength and stability of the clip on the packaging bag are improved to prevent the packaging bag from falling.

[0012] Compared with the prior art, the utility model has the following beneficial effects: achieving continuous segmented sterilization of low-temperature meat products, and achieving multi-stage sterilization under different pressure and temperature conditions by setting the number of sterilization boxes 1 and 2, which has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a front sectional structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the structure of the sterilization box, the cover plate, the push rod and the shaping mechanism;

[0016] Figure 4 It is a structural schematic diagram of a shaping mechanism and other structures;

[0017] Figure 5 yes Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0018] Figure 6 It is a structural schematic diagram of a conveying mechanism and other structures.

[0019] Markings in the attached figure: 1, bottom plate; 2, sterilization box 1; 3, sterilization box 2; 4, cover plate; 5, push cylinder; 6, upper cross frame; 7, push rod; 8, heat exchanger 1; 9, heat exchanger 2; 10, water inlet pipe; 11, pressure sensor; 12, pressure plate; 13, lower connecting rod; 14, upper connecting rod; 15, double-head push cylinder; 16, pressure block; 17, driving wheel; 18, conveyor belt; 19, cross bar; 20, clip; 21, anti-slip pattern. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Example 1

[0022] like Figures 1 to 3As shown, a low-temperature meat product segmented sterilization processing equipment includes a bottom plate 1, a sterilization box 1 2 and a sterilization box 2 3, the sterilization box 1 2 and the sterilization box 2 3 are installed on the bottom plate 1, the sterilization box 1 2 and the sterilization box 2 3 are both provided with a sterilization chamber, and the upper end surfaces of the sterilization box 1 2 and the sterilization box 2 3 are both provided with a take-in and put-out port connected to the sterilization chamber; it also includes four cover plates 4, a plurality of push cylinders 5, an upper cross frame 6 and a plurality of push rods 7, and the take-in and put-out ports of the sterilization box 1 2 and the sterilization box 2 3 are respectively provided with ... Two cover plates 4 are rotatably installed, and the four cover plates 4 respectively close the access openings of the sterilization box 1 2 and the sterilization box 2 3. The fixed ends of the multiple push cylinders 5 are installed on the bottom plate 1, and the upper cross frame 6 is installed on the top of the piston rods of the multiple push cylinders 5. The upper ends of the multiple push rods 7 are rotatably connected to the left and right sides of the upper cross frame 6, and the lower ends of the multiple push rods 7 are rotatably connected to the left and right sides of the four cover plates 4. The four push rods 7 located above the sterilization box 1 2 are arranged in a V shape and are located on the sterilization box 2 3. The four push rods 7 are arranged in a V shape, and a conveying mechanism for conveying meat product packaging bags is installed on the upper cross frame 6; it also includes a heat exchanger 1 8 and a heat exchanger 2 9, the heat exchanger 1 8 is installed in the sterilization chamber of the sterilization box 1 2, and the heat exchanger 2 9 is installed in the sterilization chamber of the sterilization box 2 3; it also includes two water inlet pipes 10 and two pressure sensors 11, the two water inlet pipes 10 are respectively installed on the sterilization box 1 2 and the sterilization box 2 3, and the two water inlet pipes 10 are respectively connected to the sterilization box 2 and the sterilization box 3. Bacteria box 2 3 is connected, two pressure sensors 11 are respectively installed on sterilization box 1 2 and sterilization box 2 3, and the probes of the two pressure sensors 11 are respectively extended into the sterilization chambers of sterilization box 1 2 and sterilization box 2 3; it also includes two pressing blocks 16, the two pressing blocks 16 are installed on the lower end surface of the upper cross frame 6, the two pressing blocks 16 are respectively located above the middle part of sterilization box 1 2 and sterilization box 2 3, and the two pressing blocks 16 respectively press the four cover plates 4 on sterilization box 1 2 and sterilization box 2 3.

[0023] During operation, sterilization liquid is added to sterilization box 1 2 and sterilization box 2 3, and heat exchanger 1 8 and heat exchanger 2 9 heat or cool the sterilization liquid in sterilization box 1 2 and sterilization box 2 3, so that the sterilization liquid in sterilization box 1 2 and sterilization box 2 3 reaches different temperatures to achieve low-temperature sterilization. Two water inlet pipes 10 are connected to an external pressure pump, and the meat products are put into packaging bags, and the packaging bags are mounted on the conveying mechanism of the upper horizontal frame 6. The conveying mechanism conveys multiple packaging bags to the top of sterilization box 1 2 and sterilization box 2 3 in turn, and the piston rods of multiple push cylinders 5 are contracted, so that The upper horizontal frame 6 descends, and the conveying mechanism puts the lower parts of the two packaging bags into the sterilization chambers of the sterilization box 1 2 and the sterilization box 2 3 respectively. At the same time, the upper horizontal frame 6 closes the four cover plates 4 on the sterilization box 1 2 and the sterilization box 2 3 through multiple push rods 7. The four cover plates 4 seal the access openings of the sterilization box 1 2 and the sterilization box 2 3. The two pressing blocks 16 press the four cover plates 4 tightly against the access openings of the sterilization box 1 2 and the sterilization box 2 3 respectively, thereby improving the sealing performance of the four cover plates 4 on the access openings of the sterilization box 1 2 and the sterilization box 2 3, so that the four cover plates 4 can withstand higher pressure. The pressure pump fills the sterilization liquid into the sterilization chambers of the sterilization box 1 2 and the sterilization box 2 3 through two water inlet pipes 10, so that the pressure of the sterilization liquid in the sterilization chambers of the sterilization box 1 2 and the sterilization box 2 3 is increased, and different low-temperature and high-pressure sterilization effects are achieved, so that the meat products in the packaging bags in the sterilization box 1 2 are sterilized in the first stage, and the meat products in the packaging bags in the sterilization box 2 3 are sterilized in the second stage. After the sterilization is completed, the piston rods of the multiple push cylinders 5 are extended to push the upper cross frame 6 to rise, and at the same time, the four cover plates 4 are opened through the multiple push rods 7, and the two The packaging bags are taken out from sterilization box 1 2 and sterilization box 2 3, and the conveying mechanism is operated to move the packaging bags taken out from sterilization box 2 3 out of the outside of sterilization box 2 3, and move the packaging bags taken out from sterilization box 1 2 to above sterilization box 2 3, and move the packaging bags outside of sterilization box 2 to above sterilization box 1 2, and take down the packaging bags moved out of the outside of sterilization box 2 3 for subsequent processing, and repeat the above operation to realize continuous low-temperature meat product segmented sterilization processing, and realize multi-stage sterilization under different pressure and temperature conditions by setting the number of sterilization boxes 1 2 and sterilization boxes 2 3.

[0024] Example 2

[0025] like Figures 2 to 4As shown, on the basis of Example 1, it also includes two shaping mechanisms, which are respectively installed in the sterilization chambers of sterilization box 1 2 and sterilization box 2 3, and the shaping mechanisms include two pressing plates 12, two lower connecting rods 13, two upper connecting rods 14 and a double-headed push cylinder 15. The two pressing plates 12 are relatively arranged in the middle of the sterilization chamber of sterilization box 1 2 or sterilization box 2 3, the inner ends of the two lower connecting rods 13 are respectively rotatably connected to the lower part of the outer side wall of the two pressing plates 12, the outer ends of the two lower connecting rods 13 are respectively rotatably connected to the front and rear inner walls of sterilization box 1 2 or sterilization box 2 3, the inner ends of the two upper connecting rods 14 are respectively rotatably connected to the upper part of the outer side wall of the two pressing plates 12, the outer ends of the two upper connecting rods 14 are respectively rotatably connected to the front and rear inner walls of sterilization box 1 2 or sterilization box 2 3, the two upper connecting rods 14 are respectively arranged parallel to the two lower connecting rods 13, and the two piston rods of the double-headed push cylinder 15 are respectively rotatably connected to the middle part of the two upper connecting rods 14.

[0026] After the packaging bag loaded with meat products is placed in the sterilization chamber of sterilization box 1 2 or sterilization box 2 3, the two piston rods of the double-head push cylinder 15 contract synchronously, pulling and stretching the two upper connecting rods 14, so that the two upper connecting rods 14 and the two lower connecting rods 13 bring the two pressing plates 12 relatively close to each other, so that the two pressing plates 12 press the packaging bag flat, making the meat products in the packaging bag more evenly distributed, thereby improving the uniformity of the pressure on the meat products.

[0027] Example 3

[0028] like Figure 1 , Figure 5 and Figure 6 As shown, on the basis of Example 1, the conveying mechanism includes two driving wheels 17, a conveyor belt 18, a plurality of cross bars 19 and a plurality of clamps 20, the two driving wheels 17 are rotatably mounted on the front and rear ends of the upper cross frame 6, the conveyor belt 18 is sleeved on the two driving wheels 17, a plurality of cross bars 19 are evenly mounted on the conveyor belt 18, and the plurality of cross bars 19 are all mounted with clamps 20; it also includes a plurality of anti-slip grooves 21, and the anti-slip grooves 21 are all provided at the parts where the clamps 20 clamp the package.

[0029] The packaging bag is clamped on the clamp 20, and the two driving wheels 17 rotate to drive the conveyor belt 18 and multiple cross bars 19 to move along the lower end surface of the upper cross frame 6, so that the packaging bag is moved to the top of sterilization box 1 2, the top of sterilization box 2 3 and the outside of sterilization box 2 3 in turn, so as to realize the transportation of the packaging bag. By setting multiple anti-slip grooves 21, the clamping strength and stability of the clamp 20 on the packaging bag are improved to prevent the packaging bag from falling.

[0030] like Figures 1 to 6As shown, the utility model is a low-temperature meat product segmented sterilization processing equipment. When it is working, first, sterilization liquid is added to the sterilization box 1 2 and the sterilization box 2 3, the meat product is put into the packaging bag, and the packaging bag is mounted on the clamp 20 outside the sterilization box 1 2, and the two driving wheels 17 rotate to drive the conveyor belt 18 and multiple cross bars 19 to move along the lower end surface of the upper cross frame 6, so that the packaging bag is moved to the top of the sterilization box 1 2, the top of the sterilization box 2 3 and the outside of the sterilization box 2 3 in turn, and then the piston rods of the multiple push cylinders 5 are contracted. The upper horizontal frame 6 is lowered, and the lower parts of the two packaging bags are placed in the sterilization chambers of the sterilization box 1 2 and the sterilization box 2 3 respectively. The two piston rods of the double-head push cylinder 15 are synchronously contracted to pull the two upper connecting rods 14 to flatten them, so that the two upper connecting rods 14 and the two lower connecting rods 13 bring the two pressing plates 12 relatively close to each other, so that the two pressing plates 12 flatten the packaging bags, so that the meat products in the packaging bags are more evenly distributed. Then, the upper horizontal frame 6 closes the four cover plates 4 on the sterilization box 1 2 and the sterilization box 2 3 through multiple push rods 7, and the four cover plates 4. The access openings of sterilization box 1 2 and sterilization box 2 3 are closed, the temperature of the sterilization liquid in sterilization box 1 2 and sterilization box 2 3 is adjusted through heat exchanger 1 8 and heat exchanger 2 9, and different pressures are applied to the sterilization chambers of sterilization box 1 2 and sterilization box 2 3 through two water inlet pipes 10, so as to sterilize the meat products in the packaging bag in sterilization box 1 2 in the first stage, and sterilize the meat products in the packaging bag in sterilization box 2 3 in the second stage. After the sterilization is completed, the piston rods of the plurality of push cylinders 5 are extended to push the upper horizontal frame 6 to rise, and at the same time, the upper horizontal frame 6 is pushed upward by the push cylinders 5. The four cover plates 4 are opened by multiple push rods 7, and two packaging bags are taken out of sterilization box 1 2 and sterilization box 2 3. The two driving wheels 17 operate to move the packaging bags taken out of sterilization box 2 3 out of the outside of sterilization box 2 3, move the packaging bags taken out of sterilization box 1 2 to the top of sterilization box 2 3, move the packaging bags outside of sterilization box 1 2 to the top of sterilization box 1 2, take down the packaging bags moved out of the outside of sterilization box 2 3 for subsequent processing, and finally repeat the above operations to achieve continuous segmented sterilization of low-temperature meat products.

[0031] The main functions achieved by this utility model are:

[0032] 1. It can continuously sterilize meat products at low temperature in sections, which is practical;

[0033] 2. It can flatten the packaging bag, making the meat products in the packaging bag more evenly distributed and improving the uniformity of the pressure on the meat products;

[0034] 3. It can achieve different low-temperature and high-pressure sterilization effects.

[0035] The utility model is a low-temperature meat product segmented sterilization processing equipment, and its installation method, connection method or setting method are all common mechanical methods, and can be implemented as long as it can achieve its beneficial effects; the utility model is a low-temperature meat product segmented sterilization processing equipment, and the sterilization box 1 2, the sterilization box 2 3, the push cylinder 5, the heat exchanger 1 8, the heat exchanger 2 9, the water inlet pipe 10, the pressure sensor 11, the double-head push cylinder 15, the driving wheel 17, the conveyor belt 18, and the clamp 20 are purchased on the market. The technical personnel in this industry only need to install and operate it according to the accompanying instruction manual, and the technical personnel in this field do not need to pay creative labor.

[0036] All technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0037] 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 low-temperature meat product segmented sterilization treatment equipment, comprising a base plate (1), a sterilization box 1 (2) and a sterilization box 2 (3), wherein the sterilization box 1 (2) and the sterilization box 2 (3) are mounted on the base plate (1), sterilization chambers are arranged inside the sterilization box 1 (2) and the sterilization box 2 (3), and the upper end surfaces of the sterilization box 1 (2) and the sterilization box 2 (3) are arranged with access ports connected to the sterilization chambers; characterized in that: It also comprises four cover plates (4), a plurality of push cylinders (5), an upper cross frame (6) and a plurality of push rods (7). The two cover plates (4) are respectively rotatably mounted on the access openings of the sterilization box one (2) and the sterilization box two (3). The four cover plates (4) respectively seal the access openings of the sterilization box one (2) and the sterilization box two (3). The fixed ends of the plurality of push cylinders (5) are mounted on the bottom plate (1). The upper cross frame (6) is mounted on the top ends of the piston rods of the plurality of push cylinders (5). The upper ends of the plurality of push rods (7) are respectively rotatably connected to the left and right sides of the upper cross frame (6). The lower ends of the plurality of push rods (7) are respectively rotatably connected to the left and right sides of the four cover plates (4). The four push rods (7) located above the sterilization box one (2) are arranged in a V shape. The four push rods (7) located above the sterilization box two (3) are arranged in a V shape. A conveying mechanism for conveying meat product packaging bags is mounted on the upper cross frame (6).

2. A low-temperature meat product segmented sterilization treatment equipment as claimed in claim 1, characterized in that: It also includes a heat exchanger 1 (8) and a heat exchanger 2 (9). The heat exchanger 1 (8) is installed in the sterilization chamber of the sterilization box 1 (2), and the heat exchanger 2 (9) is installed in the sterilization chamber of the sterilization box 2 (3).

3. The low-temperature meat product segmented sterilization treatment equipment according to claim 1, characterized in that: It also comprises two water inlet pipes (10) and two pressure sensors (11), the two water inlet pipes (10) are respectively mounted on the sterilization box one (2) and the sterilization box two (3), the two water inlet pipes (10) are respectively connected to the sterilization box one (2) and the sterilization box two (3), the two pressure sensors (11) are respectively mounted on the sterilization box one (2) and the sterilization box two (3), and the probes of the two pressure sensors (11) extend into the sterilization chambers of the sterilization box one (2) and the sterilization box two (3), respectively.

4. The low-temperature meat product segmented sterilization treatment equipment according to claim 1, characterized in that: The invention also comprises two shaping mechanisms, which are respectively installed in the sterilization chambers of the sterilization box one (2) and the sterilization box two (3), and the shaping mechanisms comprise two pressing plates (12), two lower connecting rods (13), two upper connecting rods (14) and a double-head push cylinder (15). The two pressing plates (12) are arranged relatively in the middle of the sterilization chamber of the sterilization box one (2) or the sterilization box two (3), and the inner ends of the two lower connecting rods (13) are respectively rotatably connected to the lower parts of the outer side walls of the two pressing plates (12). The two lower connecting rods (13) are connected to the lower parts of the outer side walls of the two pressing plates (12). ) are rotatably connected to the front and rear inner walls of the sterilization box one (2) or the sterilization box two (3), the inner ends of the two upper connecting rods (14) are rotatably connected to the upper parts of the outer walls of the two pressure plates (12), the outer ends of the two upper connecting rods (14) are rotatably connected to the front and rear inner walls of the sterilization box one (2) or the sterilization box two (3), the two upper connecting rods (14) are respectively arranged in parallel with the two lower connecting rods (13), and the two piston rods of the double-head push cylinder (15) are respectively rotatably connected to the middle parts of the two upper connecting rods (14).

5. The low-temperature meat product segmented sterilization treatment equipment according to claim 1, characterized in that: It also includes two pressing blocks (16), which are installed on the lower end surface of the upper cross frame (6). The two pressing blocks (16) are respectively located above the middle of the sterilization box one (2) and the sterilization box two (3). The two pressing blocks (16) respectively press the four cover plates (4) on the sterilization box one (2) and the sterilization box two (3).

6. The low-temperature meat product segmented sterilization treatment equipment according to claim 1, characterized in that: The conveying mechanism comprises two driving wheels (17), a conveyor belt (18), a plurality of cross bars (19) and a plurality of clamps (20). The two driving wheels (17) are rotatably mounted on the front and rear ends of an upper cross frame (6), the conveyor belt (18) is sleeved on the two driving wheels (17), the plurality of cross bars (19) are evenly mounted on the conveyor belt (18), and the clamps (20) are all mounted on the plurality of cross bars (19).

7. The low-temperature meat product segmented sterilization treatment equipment according to claim 6, characterized in that: It also includes a plurality of anti-skid patterns (21), and the anti-skid patterns (21) are arranged at the locations where the clip (20) clamps the package.

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