Pre-cooling tank device for marinated food

By designing a pre-cooling tank device for braised food, a sealed cooling system is achieved using a vacuum pump and a steam system, which solves the food contamination problem caused by direct cold air cooling, improves cooling speed and product quality, and simplifies the operation process.

CN223769152UActive Publication Date: 2026-01-06JIANGXI HUANGSHANGHUANG GROUP FOOD
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Patent Information

Application Number
CN202520288508.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-24
Publication Date
2026-01-06
Estimated Expiration
2035-02-24

AI Technical Summary

Technical Problem

In existing technologies, direct air cooling can easily lead to food contamination, affecting product quality and causing food safety issues. It also requires the use of an additional sterilization device, which is inconvenient.

Method used

A pre-cooling tank device for braised food was designed. It achieves sealed cooling and rapid cooling of the braising liquid by using a combination of vacuum pump and heat exchanger to remove air and steam to regulate the temperature.

Benefits of technology

It achieves sealed cooling of food, prevents contamination, reduces moisture loss, improves product quality, achieves rapid cooling speed and product quality, avoids food contamination, and simplifies the operation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of food processing, in particular to a precooling tank device for marinated food. The utility model provides a precooling tank device for marinated food, which can seal and cool marinated soup, pump all air away, prevent food pollution, accelerate cooling speed, facilitate cooling of products with soup, reduce water loss of the products, improve the quality of the products and is convenient to use. A precooling tank device for marinated food comprises an outer cylinder, supporting legs, an inner cylinder and the like, the supporting legs are connected to the lower sides of the front, rear, left and right parts of the outer cylinder, and the inner cylinder is connected into the outer cylinder. According to the utility model, marinating soup enters the inner cylinder, then the upper cover is rotated to close and seal, then air is pumped out through the operation of the vacuum pump, and cooling treatment is carried out under the action of the heat exchanger, so that the marinating soup can be sealed and cooled while all air is pumped away, food pollution is prevented, the cooling speed is accelerated, and products can be conveniently cooled with soup; and the water loss of the product is reduced, and the product quality is improved.
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Description

Technical Field

[0001] This utility model relates to the field of food processing, and in particular to a pre-cooling tank device for braised food. Background Technology

[0002] A precooling tank is a device used to rapidly reduce the temperature of food or other heat-sensitive products. It is widely used in the food processing industry, especially for cooling meat, seafood, fruits and vegetables, and ready-to-eat products. Its main purpose is to quickly remove heat from the product in the early stages of the production process to inhibit microbial growth, maintain product quality and freshness, and extend shelf life. However, the current cooling method is a direct-air cooling line, which uses cold air to blow contaminants onto the food, potentially causing contamination, affecting product quality, and leading to food safety issues. It requires additional use with a sterilization device to ensure food safety, making it relatively inconvenient to use.

[0003] Therefore, it is necessary to design a pre-cooling tank device for braised foods that can seal and cool the braising liquid while removing all air to prevent food contamination, accelerate the cooling speed, facilitate product cooling with the broth, reduce product moisture loss, improve product quality, and be easy to use. Utility Model Content

[0004] To overcome the shortcomings of current methods that use direct cold air for cooling, which easily blows airborne dirt onto food, causing food contamination, affecting product quality, and potentially leading to food safety issues, and require additional sterilization equipment to ensure food safety, this invention provides a pre-cooling tank device for braised foods that can simultaneously seal and cool the braising liquid while removing all air to prevent food contamination, accelerate cooling speed, facilitate cooling of products with the braising liquid, reduce product moisture loss, improve product quality, and is easy to use.

[0005] The pre-cooling tank device for braised food includes an outer cylinder, support feet, an inner cylinder, a steamer bracket, a fixing frame, a top cover, and a cooling and vacuuming assembly. Support feet are connected to the lower sides of the front, back, left, and right sides of the outer cylinder. The inner cylinder is connected to the inside of the outer cylinder, and the steamer bracket is connected to the inside of the inner cylinder. A fixing frame is connected to the upper rear side of the outer cylinder, and the top cover is rotatably connected to the fixing frame. The top cover is snapped into the outer cylinder. Cooling and vacuuming assemblies for vacuuming and cooling the braised food are provided on both the left and right sides of the outer cylinder.

[0006] As a further preferred option, the mounting bracket is L-shaped.

[0007] As a further preferred embodiment, the cooling and evacuation assembly includes a heat exchanger, a first connecting pipe, a steam interface, a second connecting pipe, and a vacuum pump. There are two heat exchangers, one on the left and one on the right, placed on the ground. Both heat exchangers are located outside the outer cylinder. The upper front of each heat exchanger is connected to the first connecting pipe, and the front of each first connecting pipe is connected to the steam interface. The upper cover is connected to the second connecting pipe on both the left and right sides, and the second connecting pipe is engaged with the first connecting pipe on the same side. The lower part of each heat exchanger is connected to the vacuum pump.

[0008] As a further preferred option, all second connecting pipes are arc-shaped.

[0009] As a further preferred option, a pressure sensor is also included, with a pressure sensor connected to the upper right side of the top cover.

[0010] As a further preferred option, it also includes a connection port, with a connection port attached to the upper left side of the top cover.

[0011] The beneficial effects are: 1. This utility model allows the brine to enter the inner cylinder, then the top cover is rotated to close the seal, and then the air is extracted by the operation of the vacuum pump. The brine is cooled by the heat exchanger, thus sealing and cooling the brine while removing all the air, preventing food contamination, accelerating the cooling speed, facilitating the cooling of the product with the brine, reducing the loss of product moisture, improving product quality, and making it convenient to use.

[0012] 2. In the cooling process, this utility model connects to external steam through a steam interface, allowing steam to enter the outer cylinder to regulate the temperature. This enables the introduction of steam to regulate the temperature during product cooling, preventing condensation or icing on the product surface due to excessively rapid cooling, and further improving product quality. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention.

[0014] Figure 2 This is a schematic diagram of the planar structure of this utility model.

[0015] Figure 3 This is a three-dimensional structural diagram of the fixing frame and top cover of this utility model.

[0016] Figure 4 This is a three-dimensional structural diagram of the inner cylinder and steamer support of this utility model.

[0017] The components in the attached diagram are labeled as follows: 1. Outer cylinder, 2. Support leg, 3. Inner cylinder, 4. Steamer bracket, 5. Fixing bracket, 6. Top cover, 7. Pressure sensor, 8. Heat exchanger, 9. First connecting pipe, 10. Steam interface, 11. Second connecting pipe, 12. Vacuum pump, 13. Connection port. Detailed Implementation

[0018] The embodiments of this utility model will be described below with reference to the accompanying drawings.

[0019] Pre-cooling tank devices for braised foods, such as Figures 1-4 As shown, the device includes an outer cylinder 1, support feet 2, an inner cylinder 3, a steamer bracket 4, a fixing frame 5, a top cover 6, a pressure sensor 7, a connection port 13, and a cooling and exhaust assembly. The support feet 2 are connected to the lower sides of the four sides of the outer cylinder 1. The inner cylinder 3 is connected inside the outer cylinder 1, and the steamer bracket 4 is connected inside the inner cylinder 3. The fixing frame 5 is connected to the upper rear side of the outer cylinder 1. The fixing frame 5 is L-shaped, and the top cover 6 is rotatably connected to the fixing frame 5. The top cover 6 is snapped into the outer cylinder 1. The pressure sensor 7 is connected to the upper right side of the top cover 6 for monitoring the pressure inside the outer cylinder 1. The connection port 13 is connected to the upper left side of the top cover 6 for easy cleaning. The outer cylinder 1 is located on the left... Both right sides are equipped with cooling and vacuuming components for evacuating and cooling the braised food. The cooling and vacuuming components include heat exchangers 8, first connecting pipes 9, steam inlets 10, second connecting pipes 11, and vacuum pumps 12. There are two heat exchangers 8, one on the left and one on the right. The heat exchangers 8 are placed on the ground and are located outside the outer cylinder 1. The first connecting pipes 9 are connected to the front of the upper part of each heat exchanger 8. The steam inlets 10 are connected to the front of each first connecting pipe 9. The second connecting pipes 11 are connected to the left and right sides of the upper cover 6. The second connecting pipes 11 are snapped into the first connecting pipes 9 on the same side. The second connecting pipes 11 are all arc-shaped. The vacuum pumps 12 are connected to the lower part of each heat exchanger 8.

[0020] When it is necessary to cool braised food, this device can be used. The support leg 2 contacts the ground, and then the upper cover 6 is pulled open along the fixing frame 5. The fixing frame 5 is L-shaped, allowing the second connecting pipe 11 to detach from the first connecting pipe 9. Both second connecting pipes 11 are arc-shaped. Insulation material is then filled between the outer cylinder 1 and the inner cylinder 3 for insulation. Next, the cage containing the product is moved from the outside by a cage grabber guided by the overhead rail system and accurately placed into the inner cylinder 3, placing the cage on the steamer support 4. The braising liquid then enters the inner cylinder 3. The upper cover 6 is then rotated in the opposite direction to close and seal, causing the second connecting pipe 11 to engage with the first connecting pipe 9. The heat exchanger 8 and the vacuum pump 12 are then started. The operation of the vacuum pump 12 draws air out of the outer cylinder 1 from the second connecting pipe 11 and the first connecting pipe 9, creating a vacuum inside the outer cylinder 1. The heat exchanger 8 cools the product inside the outer cylinder 1, thereby sealing and cooling the brine while removing all air to prevent food contamination, accelerate cooling speed, facilitate cooling of the product with the brine, reduce product moisture loss, improve product quality, and is easy to use. During the cooling process, the pressure sensor 7 monitors the pressure inside the outer cylinder 1, and steam is connected to the steam interface 10 to allow steam to enter the outer cylinder 1 to regulate the temperature. This allows steam to be introduced to regulate the temperature during product cooling, preventing condensation or ice formation on the product surface due to excessively rapid cooling, further improving product quality. After cooling is complete, the heat exchanger 8 and the vacuum pump 12 are turned off, allowing the brine to be discharged from the outlet at the bottom of the outer cylinder 1 for collection. Then, the top cover 6 is rotated to open, disengaging the second connecting pipe 11 from the first connecting pipe 9. The cage is then removed, and a cleaning ball is passed through the connection port 13 to clean the device.

[0021] The above embodiments are provided for those skilled in the art to implement or use the present invention. Those skilled in the art can make various modifications or changes to the above embodiments without departing from the inventive concept of the present invention. Therefore, the protection scope of the present invention is not limited to the above embodiments, but should be the maximum scope that conforms to the innovative features mentioned in the claims.

Claims

1. A pre-chilling tank apparatus for halogenated food products, characterized by: The utility model relates to a halogen flavor food cooling and pumping device, including outer tube (1), support foot (2), inner tube (3), cage drawer support (4), fixed frame (5), upper cover (6) and cooling pumping assembly, outer tube (1) four parts of left and right sides are connected with support foot (2) in front and back, inner tube (3) is connected in the inside of outer tube (1), cage drawer support (4) is connected in the inside of inner tube (3), fixed frame (5) is connected on the upper rear side of outer tube (1), upper cover (6) is rotatably connected on fixed frame (5), upper cover (6) is connected with outer tube (1), and outer tube (1) is equipped with cooling pumping assembly for pumping and cooling of halogen flavor food in left and right sides.

2. The pre-chilling tank apparatus for halogenated food according to claim 1, characterized in that: Fixed frame (5) is L-shaped.

3. The pre-chilling tank apparatus for halogenated food according to claim 2, wherein the cooling means is characterized by comprising a cooling fan and a cooling coil. The pumping assembly includes heat exchanger (8), first connecting pipe (9), steam interface (10), second connecting pipe (11) and vacuum pump (12), heat exchanger (8) is equipped with left and right two, heat exchanger (8) is placed on the ground, and heat exchanger (8) is located outside outer tube (1), the front side of the upper portion of heat exchanger (8) is connected with first connecting pipe (9), the front portion of first connecting pipe (9) is connected with steam interface (10), the left and right sides of upper cover (6) are connected with second connecting pipe (11), second connecting pipe (11) is connected with the first connecting pipe (9) of the same side, and the lower portion of heat exchanger (8) is connected with vacuum pump (12).

4. The pre-chilling tank apparatus for halogenated food according to claim 3, characterized in that: Second connecting pipe (11) is arc-shaped.

5. The pre-chilling tank apparatus for halogenated food according to claim 4, wherein: Further include pressure sensor (7), the right side of upper cover (6) is connected with pressure sensor (7).

6. The pre-chilling tank apparatus for halogenated food according to claim 5, wherein: Further include connecting port (13), the left side of upper cover (6) is connected with connecting port (13).