Water bath sterilization cooling device for packaging bags

CN224607994UActive Publication Date: 2026-08-07HUNAN TANTANXIANG FOODS TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUNAN TANTANXIANG FOODS TECH
Filing Date
2025-09-23
Publication Date
2026-08-07

AI Technical Summary

Technical Problem

[0002]密封包装食物在生产后一般会进行高温杀菌,在杀菌后为了抑制微生物、保持食品品质特性,会对包装后的产品进行快速冷却,相对于风冷冷却,水浴可实现更均匀的截面温度分布,因此在食品加工领域广泛应用,现阶段水浴冷却是将高温杀菌后的袋装食品通过输送机在水中移动完成冷却,会出现多个包装袋堆叠,堆叠包装袋的内部和接触面降温比外部慢,影响水浴冷却效果,因此我们提出一种用于包装袋的水浴杀菌冷却装置

Benefits of technology

[0011] The present invention discloses a water bath sterilization and cooling device for packaging bags. This invention is highly practical and very convenient to use. By cooperating with the cooling pool and the conveyor, it is convenient to cool down the food packaging bags after high-temperature sterilization to ensure the safety and quality of the food inside the packaging bags. By setting up a water pool, guide pipe and nozzle, water flow impacts the packaging bags on the conveyor to avoid product stacking and improve cooling efficiency.

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Abstract

The utility model relates to a water bath sterilization cooling device for packing bag relates to food processing technical field, including support frame, cooling pool, conveyer, blocking net, fixed frame and motor, support frame top is equipped with cooling pool, cooling pool below is equipped with the blocking net who sets up transversely, cooling pool one side is equipped with water injection pipe and drain pipe, cooling pool top is equipped with conveyer, conveyer both ends set up cooling pool outside, conveyer middle section sets up in cooling pool's fresh water, and the discharge end of conveyer is equipped with the guide plate, and support frame one end is equipped with fixed frame, and fixed frame top is equipped with motor, and motor drives conveyer operation, the utility model discloses practicality is strong, it is very convenient to use, through cooling pool and conveyer cooperation setting, the food packing bag after high temperature sterilization is cooled conveniently, to ensure the safety and quality of food in packing bag, through setting up water pool, flow guide pipe and nozzle, the packing bag on conveyer is impacted by water flow, avoids product stacking, improves cooling efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of food processing technology, and in particular to a water bath sterilization and cooling device for packaging bags. Background Technology

[0002] Sealed packaged foods are typically sterilized at high temperatures after production. After sterilization, in order to inhibit microorganisms and maintain the quality characteristics of the food, the packaged products are rapidly cooled. Compared with air cooling, water baths can achieve a more uniform cross-sectional temperature distribution, and are therefore widely used in the food processing field. At present, water bath cooling is completed by moving the bagged food after high-temperature sterilization in water via a conveyor. This results in multiple packaging bags being stacked. The interior and contact surfaces of the stacked packaging bags cool down more slowly than the exterior, affecting the water bath cooling effect. Therefore, we propose a water bath sterilization and cooling device for packaging bags. Utility Model Content

[0003] To overcome the shortcomings of the prior art, this utility model discloses a water bath sterilization and cooling device for packaging bags. This utility model sets up a cooling pool, a barrier net and a fixing frame on a support frame, sets up a conveyor on the cooling pool and a motor on the fixing frame to cool down the food packaging bags after high-temperature sterilization, so as to ensure the safety and quality of the food inside the packaging bags.

[0004] To achieve the aforementioned objective, this utility model adopts the following technical solution: A water bath sterilization and cooling device for packaging bags includes a support frame, a cooling pool, a conveyor, a barrier net, a fixing frame, and a motor. The cooling pool is located above the support frame, and a horizontally arranged barrier net is located below the cooling pool. A water inlet pipe and a drain pipe are located on one side of the cooling pool. The conveyor is located on the cooling pool, with both ends of the conveyor located outside the cooling pool and the middle section of the conveyor located in the clean water of the cooling pool. A fixing frame is located at one end of the support frame, and a guide plate located below the discharge end of the conveyor is installed on the fixing frame. A motor is located above the fixing frame, and the motor drives the conveyor to run.

[0005] Furthermore, at least one drain pipe is provided on the side of the cooling pool, one end of which is connected to the cooling pool, and a solenoid valve is provided on the drain pipe, which is electrically connected to an external controller.

[0006] Furthermore, the motor is mounted above the fixed frame, and the motor is connected to the conveyor via sprockets and chains. The sprockets and chains of the motor and the conveyor are equipped with sprocket covers.

[0007] Furthermore, the conveyor belt of the conveyor is a stainless steel mesh belt, and longitudinally arranged baffles are distributed on the outer surface of the conveyor belt, with perforations distributed on each baffle.

[0008] Furthermore, a water pool is provided on the side of the cooling pool, and the water pool is connected to the cooling pool. At least one water pump is provided in the water pool.

[0009] Furthermore, at least one guide pipe is provided above the cooling pool. The guide pipe is horizontally positioned above the cooling pool and has nozzles connected to it. The water outlet of the nozzles faces the water surface of the cooling pool. The guide pipe is configured in conjunction with a water pump, and the water outlet of the water pump is connected to the guide pipe.

[0010] Furthermore, a roller mechanism is installed above the cooling pool. The roller mechanism includes a drive motor, a roller, and a roller support. The roller support is gate-shaped and is mounted on the upper surface of the two side walls at the front end of the cooling pool. A roller is rotatably installed between the two side walls of the roller support. The roller is located above the conveyor and is driven to rotate by the drive motor installed on the roller support.

[0011] The present invention discloses a water bath sterilization and cooling device for packaging bags. This invention is highly practical and very convenient to use. By cooperating with the cooling pool and the conveyor, it is convenient to cool down the food packaging bags after high-temperature sterilization to ensure the safety and quality of the food inside the packaging bags. By setting up a water pool, guide pipe and nozzle, water flow impacts the packaging bags on the conveyor to avoid product stacking and improve cooling efficiency. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a cross-sectional view of the connecting rod of this utility model; Figure 3 This is a three-dimensional structural diagram of the anti-jamming device of this utility model; Figure 4 This is a cross-sectional view of the fixing rod of this utility model; In the diagram: 1. Conveyor; 2. Support frame; 3. Cooling pool; 4. Conveyor belt; 5. Baffle; 6. Fixing frame; 7. Water injection pipe; 8. Drainage pipe; 9. Water pool; 10. Guide plate; 11. Motor; 12. Sprocket cover; 13. Barrier net; 14. Water pump; 15. Guide pipe; 16. Nozzle. Detailed Implementation

[0013] The present invention will be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0014] Combined with appendix Figures 1-4A water bath sterilization and cooling device for packaging bags includes a support frame 2, a cooling pool 3, a conveyor 1, a barrier net 13, a fixing frame 6, and a motor 11. The cooling pool 3 is located above the support frame 2, and the barrier net 13 is horizontally arranged below the cooling pool 3. A water injection pipe 7 and a drain pipe 8 are provided on one side of the cooling pool 3. Preferably, multiple water injection pipes 7 are provided, with the outlets of the multiple water injection pipes 7 located inside the cooling pool 3. The inlets of the multiple water injection pipes 7 are all connected to a water inlet pipe, which is connected to the output end of a water pump. The input end of the water pump is connected to the cooling water source set up in the workshop (or the cooling water tower set up outside the workshop) through a pipeline. The water injection pipe 7 adds cooling water to the cooling pool 3. The cooling pool 3 is equipped with a conveyor 1. Both ends of the conveyor 1 are set outside the cooling pool 3, and the middle section of the conveyor 1 is set in the cooling pool 3. One end of the support frame 2 is equipped with a fixed frame 6. The fixed frame is equipped with a guide plate 10 located below the discharge end of the conveyor. The fixed frame 6 is equipped with a motor 11, which drives the conveyor 1 to run.

[0015] At least one drain pipe 8 is provided on the side of the cooling pool 3. One end of the drain pipe 8 is connected to the cooling pool 3. A solenoid valve is provided on the drain pipe 8. The solenoid valve of the drain pipe 8 is electrically connected to an external controller. When the water temperature in the cooling pool 3 is high, the solenoid valve can be controlled to discharge the hot water in the cooling pool 3, and cooler water at a lower temperature can be added to the cooling pool 3 through the water injection pipe 7.

[0016] The motor 11 is mounted above the fixed frame 6. The motor 11 is connected to the conveyor 1 via sprockets and chains. The sprockets and chains of the motor 11 and the conveyor 1 are provided with sprocket covers 12, which reduce the impact of the external humid environment on the chain and sprockets.

[0017] In this utility model, the conveyor 1 is preferably a mesh belt conveyor, which includes a mesh belt and rollers supporting the mesh belt. The sprockets on the rollers are connected to the sprockets on the output shaft of the motor 11 via chain drive. It should be noted that the structure and working principle of the mesh belt conveyor are well known in the prior art and will not be described in detail here. The conveyor belt 4 of the conveyor 1 is a stainless steel mesh belt. The outer surface of the conveyor belt 4 is provided with longitudinally arranged baffles 5. The baffles 5 drive the packaged product bags to move towards the discharge end of the conveyor 1. Each baffle 5 has perforations, and the cooling water in the cooling pool 3 passes through the perforations through the baffles 5.

[0018] The cooling pool 3 has a water pool 9 on its side, which is connected to the cooling pool 3. At least one water pump 14 is installed in the water pool 9.

[0019] At least one guide pipe 15 is provided above the cooling pool 3. The guide pipe 15 is horizontally arranged above the cooling pool 3. The guide pipe 15 is equipped with nozzles 16 that are connected to it. The water outlet of the nozzles 16 faces the water surface of the cooling pool 3. The guide pipe 15 is configured in conjunction with a water pump 14. The water outlet of the water pump 14 is connected to the guide pipe 15. The water pump 14 injects cooling water from the pool 9 into the guide pipe 15 and sprays it out through each nozzle 16. The water flow impacts the product packaging bags on the conveyor belt 4, reducing the stacking of product packaging bags and improving the cooling effect. At the same time, the cooling water can also be cooled during the water circulation process, reducing energy consumption.

[0020] To better implement this utility model, a roller mechanism for pressing packaged food bags into the water is provided above the cooling pool. The roller mechanism includes a drive motor, a roller, and a roller support. The roller support is gate-shaped and is mounted on the upper surface of the two side walls at the front end of the cooling pool. A roller is rotatably installed between the two side walls of the roller support. The roller is located above the conveyor and is driven to rotate by the drive motor mounted on the roller support.

[0021] The roller has a mesh cylinder structure, and a support shaft is installed inside the roller. The two ends of the support shaft are rotatably connected to the two side walls of the roller support, and one end of the support shaft is connected to the output shaft of the drive motor through a coupling.

[0022] After the product is bagged and packaged, it will float on the water surface when it enters the cooling pool 3. Therefore, in order to better cool the bagged food in the cooling pool, a roller mechanism is set above the front end of the cooling pool. The lower end of the roller mechanism is in contact with the water surface or extends 5-10cm below the water surface. When the bagged product is transported into the cooling pool on the conveyor 1, the rotation of the roller will press the bagged product into the water surface on the one hand, and transport the bagged product on the other hand. The embodiment describes a water bath sterilization and cooling device for packaging bags. During use, the food packaging bags, after high-temperature sterilization, fall onto the infeed end of the conveyor 1. The conveyor 1 transports the packaging bags to the cooling tank 3. During the movement, the baffle 5 moves the packaged product packaging bags towards the discharge end of the conveyor 1. Cooling water in the cooling tank 3 passes through the baffle 5 through perforations. The water pump 14 injects the cooling water in the water tank 9 into the guide pipe 15 and sprays it out through various nozzles 16. The water flow impacts the product packaging bags on the conveyor belt 4, reducing the stacking of product packaging bags and improving the cooling effect. At the same time, the water circulation process can also cool the cooling water and reduce energy consumption. When the water temperature in the cooling tank 3 is too high, the solenoid valve is controlled to discharge the hot water in the cooling tank 3, and cooler cooling water is added to the cooling tank 3 through the water injection pipe 7. The cooled food packaging bags fall onto the rear vibrating dewatering equipment through the guide plate 10 at the discharge end of the conveyor 1.

[0023] The parts of this utility model not described in detail are prior art. Although this utility model has been specifically shown and introduced in conjunction with preferred embodiments, there are many methods and approaches to implement this technical solution. The above description is only a preferred embodiment of this utility model. However, those skilled in the art should understand that various changes in form and detail can be made to this utility model without departing from the spirit and scope of this utility model as defined by the appended claims, and all such changes shall be within the protection scope of this utility model.

Claims

1. A water bath sterilization and cooling device for packaging bags, comprising a support frame (2), a cooling pool (3), a conveyor (1), a barrier net (13), a fixing frame (6), and a motor (11), wherein the cooling pool (3) is provided above the support frame (2), the barrier net (13) is provided below the cooling pool (3), a water injection pipe (7) and a drain pipe (8) are provided on one side of the cooling pool (3), and the conveyor (1) is provided on the cooling pool (3), characterized in that: The front and rear sections of the conveyor (1) are set outside the cooling pool (3), and the middle section of the conveyor (1) is set in the clear water of the cooling pool (3). A fixed frame (6) is provided at one end of the support frame (2). A guide plate (10) located below the discharge end of the conveyor is provided on the fixed frame. A motor (11) is provided above the fixed frame (6). The motor (11) drives the conveyor (1) to run.

2. The water bath sterilization and cooling device for packaging bags according to claim 1, characterized in that: The cooling pool (3) has at least one drain pipe (8) on its side. One end of the drain pipe (8) is connected to the cooling pool (3). The drain pipe (8) is equipped with a solenoid valve, which is electrically connected to an external controller.

3. The water bath sterilization and cooling device for packaging bags according to claim 1, characterized in that: The motor (11) is mounted above the fixed frame (6). The motor (11) is connected to the conveyor (1) via sprockets and chains. The sprockets and chains of the motor (11) and the conveyor (1) are provided with sprocket covers (12).

4. The water bath sterilization and cooling device for packaging bags according to claim 3, characterized in that: The conveyor belt (4) of the conveyor (1) is a stainless steel mesh belt. The outer surface of the conveyor belt (4) is provided with longitudinally arranged baffles (5), and each baffle (5) has perforations.

5. The water bath sterilization and cooling device for packaging bags according to claim 2, characterized in that: The cooling pool (3) has a water pool (9) on its side, which is connected to the cooling pool (3). At least one water pump (14) is installed in the water pool (9).

6. The water bath sterilization and cooling device for packaging bags according to claim 5, characterized in that: At least one guide pipe (15) is provided above the cooling pool (3). The guide pipe (15) is horizontally arranged above the cooling pool (3). There are nozzles (16) connected to the guide pipe (15). The water outlet of the nozzle (16) faces the water surface of the cooling pool (3). The guide pipe (15) is configured in conjunction with the water pump (14). The water outlet of the water pump (14) is connected to the guide pipe (15).

7. The water bath sterilization and cooling device for packaging bags according to claim 1, characterized in that: A roller mechanism is provided above the cooling pool (3). The roller mechanism includes a drive motor, a roller and a roller support. The roller support is shaped like a gate and is mounted on the upper surface of the two side walls at the front end of the cooling pool. A roller is rotatably installed between the two side walls of the roller support. The roller is located above the conveyor and is driven to rotate by the drive motor installed on the roller support.