CN101248812B - Rotary type soft can pasteurizing device - Google Patents

Abstract

The invention discloses a rotary pasteurization device for soft cans, which comprises a sterilizing pot and a cylindrical sterilization basket arranged in the sterilizing pot. The center of the bottom of the sterilizing pot is a main shaft connected with a driving device, and the main shaft extends into A load-bearing plate is arranged on the top of the pot, and the sterilization basket is placed on the load-bearing plate and engaged with the top of the main shaft or the upper surface of the load-bearing plate. During the sterilization process, the rotary soft can pasteurization device of the utility model realizes the convection between the product and the heat transfer medium (hot water) through the rotation of the sterilization basket, and improves the heat transfer efficiency; the automatic control of the sterilization temperature and time; After sterilization and cooling, the product can be discharged quickly, easy to operate and adjust, and has wide adaptability.

Description

Rotary soft can pasteurization device

technical field

The invention relates to the field of food processing, in particular to a sterilizing device.

Background technique

Vacuum-packed pickled vegetable products need to be pasteurized to kill spoilage microorganisms in the bag after bagging and sealing to extend the shelf life of the product. In the existing pasteurization equipment for soft cans (such as sterilizing ponds and sterilizing tanks), the materials are basically in a static state during the sterilization process, and the products are easily stacked on each other, resulting in uneven heat transfer, reducing sterilization efficiency, and difficult to guarantee product quality. Chain conveying pasteurization equipment for flexible packaging. The material is conveyed by a stainless steel mesh belt, and then passes through the hot water tank and the cold water tank in turn to complete the sterilization and cooling. Although it has high production efficiency, the equipment is large in size and high in cost, and the production cost is relatively high. High, not suitable for small and medium-sized pickled vegetable production enterprises.

Contents of the invention

The invention provides a rotary soft can pasteurization device with simple structure, reasonable design, uniform and efficient heat transfer, good stability and convenient operation.

A rotary pasteurization device for soft cans, comprising a sterilizing pot and a cylindrical sterilization basket arranged in the sterilizing pot, the center of the bottom of the sterilizing pot is a main shaft connected with a driving device, and the main shaft extends into the top of the sterilizing pot A load-bearing plate is provided, and the sterilization basket is placed on the load-bearing plate and engaged with the top of the main shaft or the upper surface of the load-bearing plate.

A heating device and a temperature sensor are provided in the retort pot, and both the heating device and the temperature sensor are connected to the control system to realize automatic temperature control.

The heating device can be an electric heating device or a steam heating device, and the heating device can be arranged at the lower part and/or around the sterilization basket.

The sterilizer adopts double-layer heat insulation design, which can effectively prevent heat loss and save energy.

The driving device connected to the main shaft, such as a motor, can be driven by belts, chains, gear meshing, etc., and the driving device is connected to the control system, which can realize the forward and reverse rotation of the main shaft at a certain time interval. Ensure that the heat transfer of the product is uniform and rapid during the sterilization process, and improve the sterilization effect.

The sterilizer is provided with a liquid level gauge, a water inlet valve and a water outlet valve, and the liquid level gauge, the water inlet valve and the water outlet valve are all connected to the control system to realize automatic monitoring of the water level to achieve automatic water supply and drainage.

The outer wall of the sterilization basket is a mesh structure with a skeleton.

The middle part of the bottom surface of the sterilization basket is a strip-shaped support plate, and the two sides of the strip-shaped support plate are respectively hinged with baffles and baffles. Locking hooks and locking hooks are respectively provided on the baffle plate and the contact parts between the baffle plate and the bottom surface side wall of the sterilization basket. When the sterilization is finished, the sterilization basket is lifted out of the sterilization pot. When the material needs to be unloaded, the locking hook on the bottom of the sterilization basket is opened, and the baffle is turned over to realize the self-unloading of the material, which greatly improves the production efficiency.

The axis of the bottom surface of the sterilization basket is provided with a cross-shaped groove, the top of the main shaft is a cross-shaped protrusion, and the cross-shaped groove cooperates with the cross-shaped protrusion for transmission.

The middle part of the top surface of the sterilization basket is a strip-shaped support plate, and the two sides of the strip-shaped support plate are respectively hinged with a baffle and a baffle, and the contact parts of the baffle and the baffle and the top side wall of the sterilization basket are respectively provided with locking Hook and locking hook.

The rotary pasteurization device for soft cans of the present invention is mainly suitable for sterilization of vacuum soft-packed products that adopt normal pressure sterilization, and the products include vacuum-packed pickled mustard, radish, pickled cabbage, seasoned bamboo shoots, and the like. During the sterilization process, through the rotation of the sterilization basket, the convection between the product and the heat transfer medium (hot water) is realized, and the heat transfer efficiency is improved; the sterilization temperature and time are automatically controlled; after the product is sterilized and cooled, the product is quickly discharged. The device of the present invention realizes the automatic timing rotation of the sterilization basket during the sterilization process of the flexible packaging product through the control system, and utilizes the water flow formed when the sterilization basket rotates and the turning and agitation of the product during the pause and reverse rotation to ensure the heat transfer of the product during the sterilization process Uniform and rapid, improve the bactericidal effect. It adopts both electric heating and steam heating, with strong flexibility, convenient operation and adjustment, and wide adaptability.

Description of drawings

The structural representation of Fig. 1 rotary type soft can pasteurization device of the present invention;

Fig. 2 is used for the structural representation of the cooling pot of cooling material;

The sectional view along the line A--A in Fig. 3 Fig. 1;

Schematic diagram of the bottom structure of the sterilization basket in Fig. 4 of the present invention;

Schematic diagram of the structure of the top of the sterilization basket in Fig. 5 of the present invention

Detailed ways

The rotary pasteurization device for soft cans of the present invention comprises a retort 1 and a cylindrical sterilization basket 2 arranged in the retort. The center of the bottom of the retort 1 is a main shaft 12 connected to the driving device 3, and the main shaft 12 extends into the retort. 1 is provided with a load-bearing plate 20 on the top, and the sterilization basket 2 is placed on the load-bearing plate 20 and engages with the top of the main shaft 12 or the upper surface of the load-bearing plate 20 .

As shown in Fig. 1, a heating device 9 and a temperature sensor 11 are provided in the retort 1, and both the heating device 9 and the temperature sensor 11 are connected to the control system 4 to realize automatic temperature control.

The heating device 9 can be an electric heating device or a steam heating device, and the heating device 9 can be arranged at the lower part and/or around the sterilization basket 2 .

The sterilizer adopts double-layer heat insulation design, which can effectively prevent heat loss and save energy.

The driving device 3 connected to the main shaft 12, such as a motor, can be driven by belts, chains, gears, etc., and the driving device is connected to the control system 4, which can realize the forward and reverse rotation of the main shaft at a certain time interval. Ensure that the heat transfer of the product is uniform and rapid during the sterilization process, and improve the sterilization effect.

The sterilizer 1 is equipped with a liquid level gauge 10, an inlet pipe valve 7 and an outlet pipe valve 8, and the liquid level gauge 10, the water inlet valve 7 and the outlet pipe valve 8 are all connected to the control system 4 to realize automatic monitoring of the water level, achieving automatic water supply, drain.

As shown in Fig. 4 and Fig. 5, the outer wall of the sterilization basket 2 is a mesh structure with a skeleton.

Referring to FIG. 4 , the middle part of the bottom surface of the sterilization basket 2 is a strip-shaped support plate 21 , and the two sides of the strip-shaped support plate 21 are respectively hinged with baffles 22 a and 22 b. A locking hook 15a and a locking hook 15b are respectively provided at the contact parts of the baffle plate 22a and the baffle plate 22b with the bottom surface side wall of the sterilization basket 2 . When the sterilization is finished, the sterilization basket is lifted out of the sterilization pot. When the material needs to be unloaded, the locking hook on the bottom of the sterilization basket is opened, and the baffle is turned over to realize the self-unloading of the material, which greatly improves the production efficiency.

The center of the bottom surface of the sterilization basket 2 is provided with a cross-shaped groove 28, the top of the main shaft 12 is a cross-shaped protrusion 13, and the cross-shaped groove 28 cooperates with the cross-shaped protrusion 13 for transmission.

Referring to Fig. 5, the middle part of the top surface of the sterilization basket 2 is a strip-shaped support plate 25, and the two sides of the strip-shaped support plate 25 are respectively hinged with a baffle 26a and a baffle 26b, and the baffle 26a and the baffle 26b are connected to the top surface of the sterilization basket 2. The contact parts of the side walls are respectively provided with a locking hook 27a and a locking hook 27b.

Before loading, open the locking hook 27a and locking hook 27b, put the material into the sterilization basket 2, lock the locking hook, and put the sterilization basket 2 into the retort pot 1 through the lifting action of the lifting device. The cross-shaped groove 28 engages with the cross-shaped protrusion 13 on the top of the main shaft 12, and cooperates and transmits when the driving device 3 connected with the main shaft 12 is driven. The driving device 3, the heating device 9, the temperature sensor 11, the liquid level gauge 10, the outlet pipe valve 8, and the water inlet pipe valve 7 are all connected to the control system 4, adopting a digital supervision mode, which can be set according to different materials Different sterilization parameters. Before heating, first open the water inlet pipe valve 7 to feed water, observe the change of the liquid level gauge 10, when the required sufficient water intake is reached, close the water inlet valve, and then turn on the heating device 9, and wait until it rises to a certain suitable temperature ——The control system 4 makes different adjustments according to different parameters to drive the driving device 3 . The drive device 3 is driven by a belt drive, and the sterilization basket 2 meshed with the main shaft 12 rotates under the transmission condition to carry out the sterilization process of the soft canned food. The whole device realizes automatic temperature control, automatic water supply and drainage, and ensures that the main shaft 12 is rotated forward and reverse within a certain time interval to maintain the stability of the temperature, so that the sterilization process can be carried out efficiently.

Referring to FIG. 2 , the cooling pot 5 is equipped with an inlet pipe valve 17 and an outlet pipe valve 18 .

After the sterilization process is completed, the sterilization basket 2 is put out of the retort 1 into the cooling pot 5 for cooling.

When the cooling process is over and the material needs to be unloaded, the locking hook on the bottom of the sterilization basket is opened, and the baffle is turned over to realize the self-unloading of the material, and then the next batch of material is sterilized.

Claims (6)

1. A rotary pasteurization device for soft cans, comprising a retort (1) and a cylindrical sterilization basket (2) arranged in the retort, characterized in that: the center of the bottom of the retort (1) is The main shaft (12) connected to the driving device (3), the main shaft (12) stretches into the top of the sterilization pot (1) is provided with a load-bearing plate (20), and the sterilization basket (2) is placed on the load-bearing plate (20) and is connected with the The top of the main shaft (12) or the upper surface of the bearing plate (20) engages; The middle part of the bottom surface of the sterilization basket (2) is a strip-shaped support plate (21), and the two sides of the strip-shaped support plate (21) are respectively hinged with baffles (22a) and baffles (22b). The contact parts of the baffle (22a) and the baffle (22b) and the bottom side wall of the sterilization basket (2) are respectively provided with a locking hook (15a) and a locking hook (15b); The middle part of the top surface of the sterilization basket (2) is a strip support plate (25), and the two sides of the strip support plate (25) are respectively hinged with a baffle (26a) and a baffle (26b), and the baffle (26a) Locking hooks (27a) and locking hooks (27b) are respectively provided at the contact parts of the baffle plate (26b) and the top side wall of the sterilization basket (2). 2. The rotary pasteurization device for soft cans according to claim 1, characterized in that: a heating device (9) and a temperature sensor (11) are arranged in the described sterilizing pot (1), and the heating device (9) It is arranged at the bottom and/or around the sterilization basket (2). 3. The rotary pasteurization device for soft cans according to claim 2, characterized in that: both the heating device (9) and the temperature sensor (11) are connected to the control system (4). 4. The rotary pasteurization device for soft cans as claimed in claim 2, characterized in that: said sterilizer (1) is provided with a liquid level gauge (10), an inlet valve (7) and an outlet valve ( 8), the liquid level gauge (10), the water inlet pipe valve (7) and the water outlet pipe valve (8) are all connected to the control system (4). 5. The rotary pasteurization device for soft cans according to claim 1, characterized in that: the outer wall of the sterilization basket (2) is a mesh structure with a skeleton. 6. The rotary pasteurization device for soft cans according to claim 1, characterized in that: the axis of the bottom surface of the sterilization basket (2) is provided with a cross-shaped groove (28), and the top of the main shaft (12) is a cross Type protrusion (13), cross groove (28) cooperates with cross protrusion (13).

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