Automatic pre-cooling equipment used after beef soup filling

Through the combination of the pre-cooling device and the cooling device, multi-directional three-dimensional cooling of the beef soup can is achieved, which solves the problem of inconsistent cooling speed after beef soup filling and improves the cooling efficiency and the continuous operation capacity of the production line.

CN120819962APending Publication Date: 2025-10-21ANHUI HAOYUAN FOOD TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202511276479.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-08
Publication Date
2025-10-21

AI Technical Summary

Technical Problem

Existing beef broth cooling technology after filling has the problem of inconsistent cooling rates between the tank surface and the internal broth, resulting in long natural cooling times and affecting production efficiency.

Method used

The system employs a combination of pre-cooling and cooling devices, achieving dual cooling through cooling water pipes and a cooling fan. The cooling water pipes evenly distribute cold water to reduce the temperature of the support area, while the cooling fan blows air onto the tank for air cooling, forming a multi-directional three-dimensional cooling system.

Benefits of technology

It significantly shortens the time required for beef broth to pre-cool to below 10°C, avoids the phenomenon of "cold outside and hot inside", and improves the continuous operation efficiency of the production line and the stability of product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of food processing equipment, in particular to automatic pre-cooling equipment used after beef soup filling, the automatic pre-cooling equipment comprises a bottom plate, four corners of the lower end of the bottom plate are fixedly connected with supporting foot bases, and the upper ends of the four supporting foot bases are provided with mounting holes. According to the automatic pre-cooling equipment used after beef soup filling, through the synergistic effect of the pre-cooling device and the cooling device, cold water is introduced into a water inlet pipe of the pre-cooling device and evenly distributed to five cooling water pipes through a flow dividing cavity pipe, and when flowing in the pipes, the cold water rapidly absorbs surrounding heat, and the temperature of a bearing device area is reduced; meanwhile, a first motor of the cooling device drives a cooling fan to rotate, the air volume is adjusted in combination with a shutter, cold air is blown to beef soup tanks on a bearing net, heat exchange is accelerated through a double cooling mechanism, long waiting for natural cooling is avoided, the time for precooling to be below 10 DEG C is remarkably shortened, product overstock is reduced, and the continuous operation efficiency of a production line is improved.
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Description

Technical Field

[0001] The invention relates to the technical field of food processing equipment, in particular to an automatic pre-cooling device for beef soup after filling. Background Art

[0002] In the current beef soup processing industry, with the growing demand of consumers for ready-to-eat and fresh beef soup products, higher requirements are placed on the cooling treatment of beef soup after filling. However, the existing cooling technology has many shortcomings, which constitutes the background basis for the development of this device.

[0003] After canning, beef broth typically starts at 80-90°C. Naturally cooling to a suitable storage temperature (e.g., below 10°C) at room temperature (25°C) often takes several hours or even longer. Air cooling equipment uses a fan to blow cool air, exchanging heat with the surface of the beef broth can. However, due to the thermal inertia of canned beef broth and the low thermal conductivity of air, the cooling rate of the can surface and the broth inside is inconsistent, resulting in a "cold outside, hot inside" phenomenon. Summary of the Invention

[0004] The main purpose of the present invention is to provide an automatic pre-cooling device for beef soup after filling, which can effectively solve the problems in the background technology.

[0005] To achieve the above object, the technical solution adopted by the present invention is: A device for automatically pre-cooling beef soup after filling, comprising a base plate, the four corners of the lower end of the base plate are fixedly connected to supporting feet, the upper ends of the four supporting feet are provided with mounting holes, the front and rear parts of the inner wall of the base plate are fixedly connected to a pre-cooling device, the lower part of the inner wall of the base plate is fixedly connected to several cooling devices, the front and rear parts of the upper end of the base plate are fixedly connected to a supporting device, the lower part of the rear end of the base plate is fixedly connected to a connecting bracket, and the inner wall surface of the connecting bracket is fixedly connected to a conveying device.

[0006] The cooling device includes a connecting outer tube, the upper end of which is fixedly connected to a mounting ring block, the inner wall surface of which is fixedly mounted with a louver, the inner wall surface of which is fixedly connected to a cooling assembly, and the lower end of which is fixedly connected to the lower inner wall surface of the base plate.

[0007] Preferably, the cooling assembly includes a fixed block, the outer surface of the fixed block is fixedly connected to four support rods, the upper end of the fixed block is fixedly connected to a first motor, and the output end of the first motor is fixedly connected to a cooling fan.

[0008] Through the above solution: the cooling component is fixed with a fixed block through four support rods to ensure that the first motor stably drives the cooling fan, avoids shaking during fan operation, improves air cooling stability, and efficiently assists in pre-cooling the beef soup.

[0009] Preferably, the outer side surfaces of the four support rods are respectively fixedly connected to the inner wall surface of the connecting outer cylinder, and the fixing block is fixedly connected to the inside of the connecting outer cylinder through the four support rods.

[0010] Through the above solution: the support rod connects the fixed block and the outer cylinder, so that the cooling component can be firmly installed in the cylinder without deviation, ensuring that the cooling fan continuously and evenly supplies air and enhances the cooling effect.

[0011] Preferably, the pre-cooling device includes a cooling water pipe, and five cooling water pipes are provided. The right ends of the five cooling water pipes are interspersed and fixedly connected with a diversion cavity pipe, and the right end of the diversion cavity pipe is fixedly interspersed and fixedly connected with a water inlet pipe.

[0012] Through the above solution: five cooling water pipes are connected to the water pipe through the diversion cavity pipe, and the cold water can be evenly distributed to each water pipe, expanding the cold water heat exchange range, accelerating the cooling of the supporting area, and helping to quickly pre-cool the beef soup.

[0013] Preferably, a control valve is fixedly connected to the outer surface of the water inlet pipe, and the right end of the control valve is fixedly connected to the upper right inner wall of the bottom plate. The water inlet pipe penetrates the right inner wall of the bottom plate and extends to the right end of the bottom plate.

[0014] Through the above solution: a control valve is installed on the water inlet pipe, which can flexibly adjust the cold water flow to adapt to different pre-cooling needs, and the water inlet pipe extends out of the bottom plate to facilitate external water source and improve the convenience of equipment use.

[0015] Preferably, the supporting device includes two side panels, the inner sides of the two side panels are provided with sliding grooves, the two sliding grooves are provided with slides, the inner sides of the two slides are fixedly connected to a frame, and the inner wall surface of the frame is fixedly connected to a supporting net.

[0016] Through the above solution: the slide plate of the supporting device slides in the slide groove, the position of the frame and the supporting net can be adjusted to adapt to beef soup cans of different specifications. The supporting net can also allow cold air to penetrate to enhance cooling uniformity.

[0017] Preferably, the lower ends of the two side panels are fixedly connected to the front and rear parts of the upper end of the bottom panel respectively, and the two side panels are distributed in a front-to-back mirror image.

[0018] Through the above solution: the two side panels are fixed to the bottom plate in a front-to-back mirrored manner, providing stable support for the skateboard, ensuring that the frame does not tilt when moving the beef soup can, and ensuring the stability of the pre-cooling process.

[0019] Preferably, the conveying device includes a mixing drum, the upper end of the mixing drum is fixedly connected to an upper cover, the rear part of the upper end of the upper cover is fixedly connected to a feeding frame, the lower end of the mixing drum is fixedly connected to a drain pipe, a valve is fixedly installed on the outer surface of the drain pipe, the middle part of the upper end of the mixing drum is fixedly connected to a conveying assembly, and the outer surface of the mixing drum is fixedly connected to the inner wall surface of the connecting bracket.

[0020] Through the above solution: the mixing drum of the conveying device is combined with the feeding frame and the drainage pipe to temporarily store or transport relevant liquids. The valve controls the drainage. The structure is compact and adapts to the overall layout of the equipment, which improves practicality.

[0021] Preferably, the conveying assembly includes a second motor, the output end of the second motor passes through the upper cover and is fixedly connected to a conical mounting rod, and the outer surface of the conical mounting rod is fixedly connected to a spiral conveying blade.

[0022] Through the above solution: the second motor drives the conical mounting rod and the spiral conveying blade, which can smoothly convey the liquid in the mixing drum, avoid blockage, ensure the conveying efficiency, and provide protection for the auxiliary functions of the equipment.

[0023] Compared with the prior art, the present invention has the following beneficial effects: In the present invention, the problem is solved through the coordinated action of the pre-cooling device and the cooling device. The water inlet pipe of the pre-cooling device is connected to cold water, which is evenly distributed to five cooling water pipes through the diversion cavity pipe. When the cold water flows in the pipe, it quickly absorbs the surrounding heat and reduces the temperature of the supporting device area; at the same time, the first motor of the cooling device drives the cooling fan to rotate, and the air volume is adjusted in combination with the shutters to blow cold air toward the beef soup pot on the supporting net. The dual cooling mechanism accelerates heat exchange, avoids the long wait for natural cooling, significantly shortens the time for pre-cooling to below 10°C, reduces product backlogs, and improves the continuous operation efficiency of the production line. In the present invention, the cooling water pipe of the pre-cooling device is close to the supporting area, and directly acts on the bottom and periphery of the beef soup tank through conduction heat exchange, and cooperates with the air cooling of the cooling device to blow air from the side and top of the tank body, forming multi-directional three-dimensional cooling; and the supporting net allows cold air to penetrate, realizing all-round heat exchange of the tank body from top to bottom and left to right, breaking the limitation of "the surface cools first and the inside lags behind", effectively alleviating the influence of thermal inertia, ensuring that the cooling speed of the tank surface and the internal soup is consistent, avoiding the "cold outside and hot inside" phenomenon, and ensuring the stable quality of the beef soup. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of an automatic pre-cooling device for beef soup after filling according to the present invention; Figure 2 This is a schematic diagram of the overall top view of the structure of an automatic pre-cooling device for beef soup after filling according to the present invention; Figure 3This is a schematic diagram showing the connection and disassembly of a pre-cooling device for automatic pre-cooling equipment after filling beef soup according to the present invention; Figure 4 This is a schematic diagram of the connection and disassembly of a cooling device for automatic pre-cooling equipment after beef soup filling according to the present invention; Figure 5 This is a schematic diagram of the connection and disassembly of a cooling component of an automatic pre-cooling device for beef soup after filling according to the present invention; Figure 6 This is a schematic diagram of the connection and disassembly of a supporting device for an automatic pre-cooling device for beef soup after filling according to the present invention; Figure 7 This is a schematic diagram of the connection and disassembly of a conveying device for automatic pre-cooling equipment after beef soup filling according to the present invention; Figure 8 This is a schematic diagram of the connection and disassembly of a conveying component of an automatic pre-cooling device for beef soup after filling according to the present invention.

[0025] In the figure: 1. Base plate; 2. Support foot; 3. Mounting hole; 4. Pre-cooling device; 5. Cooling device; 6. Support device; 7. Connecting bracket; 8. Conveying device; 41. Cooling water pipe; 42. Diverter cavity tube; 43. Water inlet pipe; 51. Connecting outer cylinder; 52. Mounting ring block; 53. Shutter; 54. Cooling assembly; 541. Fixing block; 542. Support rod; 543. First motor; 544. Cooling fan; 61. Side panel; 62. Slide; 63. Slide plate; 64. Frame; 65. Support net; 81. Mixing drum; 82. Upper cover; 83. Feed frame; 84. Drain pipe; 85. Valve; 86. Conveying assembly; 861. Second motor; 862. Conical mounting rod; 863. Spiral conveying blade. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0027] In the description of the present invention, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate and simplify the description of the present invention. They are not intended to indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0028] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0029] See also Figure 1-8 , the present invention provides a technical solution: A device for automatically precooling beef soup after filling, comprising a base plate 1, with supporting feet 2 fixedly connected at the four corners of the lower end of the base plate 1, and mounting holes 3 opened at the upper ends of the four supporting feet 2, a precooling device 4 fixedly connected to the front and rear parts of the inner wall of the base plate 1, a plurality of cooling devices 5 fixedly connected to the lower part of the inner wall surface of the base plate 1, a supporting device 6 fixedly connected to the front and rear parts of the upper end of the base plate 1, a connecting bracket 7 fixedly connected to the lower part of the rear end of the base plate 1, and a conveying device 8 fixedly connected to the inner wall surface of the connecting bracket 7.

[0030] In this embodiment, the cooling device 5 includes a connecting outer tube 51, the upper end of the connecting outer tube 51 is fixedly connected to a mounting ring block 52, the inner wall surface of the mounting ring block 52 is fixedly installed with a louver 53, the inner wall surface of the connecting outer tube 51 is fixedly connected to a cooling assembly 54, and the lower end of the connecting outer tube 51 is fixedly connected to the lower inner wall surface of the bottom plate 1; the cooling assembly 54 includes a fixing block 541, the outer surface of the fixing block 541 is fixedly connected to four support rods 542, the upper end of the fixing block 541 is fixedly connected to a first motor 543, and the output end of the first motor 543 is fixedly connected to a cooling fan 544; the four support rods 54 2 are respectively fixedly connected to the inner wall of the connecting outer tube 51, and the fixing block 541 is fixedly connected to the inside of the connecting outer tube 51 through four support rods 542; the precooling device 4 includes a cooling water pipe 41, and five cooling water pipes 41 are provided. The right ends of the five cooling water pipes 41 are interspersed and fixedly connected with the diversion cavity pipe 42, and the right end of the diversion cavity pipe 42 is fixedly interspersed and fixedly connected with the water inlet pipe 43; the outer surface of the water inlet pipe 43 is fixedly connected to the control valve, and the right end of the control valve is fixedly connected to the upper right inner wall of the bottom plate 1, and the water inlet pipe 43 is interspersed with the right inner wall of the bottom plate 1 and extends to the right end of the bottom plate 1.

[0031] Through the above scheme: when the cooling device 5 is working, the connecting outer cylinder 51 is fixed to the lower inner wall of the bottom plate 1 through the lower end to provide support for the internal structure, and the first motor 543 of the cooling assembly 54 is started, and its output end drives the heat dissipation fan 544 to rotate to generate cold air; the fixed block 541 is fixed to the inner wall of the connecting outer cylinder 51 through four support rods 542 to ensure stable operation of the motor and the fan. At the same time, the shutters 53 on the mounting ring block 52 can adjust the opening and closing degree to control the output of cold air and guide the cold air to the area of ​​the supporting device 6. The pre-cooling device 4 runs synchronously, and external cold water is connected through the water inlet pipe 43 extending from the bottom plate 1, and the water flow rate is adjusted by the control valve on the water inlet pipe 43; after the cold water enters the diversion cavity pipe 42, it is evenly distributed to the five cooling water pipes 41. When the cold water flows in the pipe, it absorbs the surrounding heat, reduces the temperature of the supporting area, and cooperates with the cold air of the cooling device 5 to achieve double pre-cooling, accelerating the cooling of the beef soup pot.

[0032] In this embodiment, the supporting device 6 includes a side plate 61, two side plates 61 are provided, the inner side surfaces of the two side plates 61 are provided with a slide groove 62, the two slide grooves 62 are provided with a slide plate 63, the inner side surfaces of the two slide plates 63 are fixedly connected to a frame 64, and the inner wall surface of the frame 64 is fixedly connected to a supporting net 65; the lower ends of the two side plates 61 are respectively fixedly connected to the front and rear parts of the upper end of the bottom plate 1, and the two side plates 61 are distributed in a front and rear mirror image; the conveying device 8 includes a mixing drum 81, the upper end of the mixing drum 81 is fixedly connected to the upper cover 82, and the upper cover 8 2 is fixedly connected with a feeding frame 83 through an insertion of the rear end of the upper end, a drain pipe 84 is fixedly connected with the lower end of the mixing drum 81, a valve 85 is fixedly installed on the outer surface of the drain pipe 84, a conveying assembly 86 is fixedly connected to the middle part of the upper end of the mixing drum 81, and the outer surface of the mixing drum 81 is fixedly connected to the inner wall surface of the connecting bracket 7; the conveying assembly 86 includes a second motor 861, the output end of the second motor 861 passes through the upper cover 82 and is fixedly connected to a conical mounting rod 862, and the outer surface of the conical mounting rod 862 is fixedly connected to a spiral conveying blade 863.

[0033] Through the above scheme: the lower ends of the two side plates 61 are fixed to the front and rear ends of the upper end of the bottom plate 1, and are distributed in a mirror image to form a stable support. According to the specifications of the beef soup can, the frame 64 is pushed, and the slides 63 at the front and rear ends slide along the slide grooves 62 of the side plates 61, and the position of the frame 64 is adjusted to fit; the filled beef soup can is placed on the supporting net 65 in the frame 64. The grid structure of the supporting net 65 allows the cold air of the cooling device 5 to penetrate, and at the same time cooperates with the cooling of the pre-cooling device 4 to achieve uniform pre-cooling of the beef soup can, and the cooperation of the slide 63 and the slide groove 62 facilitates the subsequent transfer of the pre-cooled can body, the mixing drum 81 is fixed to the inner wall of the connecting bracket 7 through the outer surface, and the upper cover 82 seals the upper end of the mixing drum 81. If pre-cooling related auxiliary liquid such as condensed water needs to be processed, the liquid enters the mixing drum 81 through the feeding frame 83; the second motor 861 of the conveying assembly 86 is started, and its output end drives the conical mounting rod 862 and the spiral conveying blade 863 to rotate. The spiral conveying blade 863 promotes the flow of liquid in the drum to avoid sedimentation and blockage; when the liquid needs to be discharged, the valve 85 on the drain pipe 84 is opened, and the liquid is discharged through the drain pipe 84, thereby realizing the storage and transportation of the auxiliary liquid and ensuring the smooth operation of the entire equipment.

[0034] It should be noted that the present invention is an automatic pre-cooling device for beef soup after filling. During use, first, the bottom plate 1 is fixed by the supporting foot 2, the slide 63 of the supporting device 6 is in the initial position in the chute 62, and the supporting net 65 of the frame 64 is empty; the cooling device 5, the pre-cooling device 4 and the conveying device 8 are all in standby state. According to the specifications of the beef soup can, the frame 64 is pushed to make the slide 63 slide along the chute 62 of the side plate 61, and the supporting net 65 is adjusted to a suitable position for easy placement and pre-cooling. The filled beef soup can is placed on the supporting net 65, and the control valve of the water inlet pipe 43 of the pre-cooling device 4 is opened. Cold water is diverted through the diversion The cavity tube 42 enters the five cooling water pipes 41; at the same time, the first motor 543 of the cooling device 5 is started, the cooling fan 544 is running, and the cold air is blown to the tank body through the shutter 53, and double cooling begins. If condensed water or other liquids are produced, they enter the mixing drum 81 of the conveying device 8 through the feeding frame 83, and the second motor 861 is started. The spiral conveying blades 863 rotate to push the liquid. When discharge is required, the valve 85 is opened, and the liquid is discharged from the drain pipe 84. After the beef soup tank is cooled to the preset temperature, the cooling device 5 and the pre-cooling device 4 are turned off, and the pushing frame 64 moves the tank body out; the conveying device 8 stops running, the valve 85 is closed, and the equipment is reset to wait for the next batch of operations.

[0035] The basic principles, main features, and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and modifications are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic pre-cooling device for beef soup after filling, comprising a bottom plate (1), characterized in that: The four corners of the lower end of the base plate (1) are fixedly connected to support feet (2), and the upper ends of the four support feet (2) are provided with mounting holes (3). The front and rear parts of the inner wall of the base plate (1) are fixedly connected to a pre-cooling device (4), the lower part of the inner wall of the base plate (1) is fixedly connected to a plurality of cooling devices (5), the front and rear parts of the upper end of the base plate (1) are fixedly connected to a supporting device (6), the lower part of the rear end of the base plate (1) is fixedly connected to a connecting bracket (7), and the inner wall of the connecting bracket (7) is fixedly connected to a conveying device (8); The cooling device (5) comprises a connecting outer tube (51), the upper end of the connecting outer tube (51) is fixedly connected to a mounting ring block (52), the inner wall surface of the mounting ring block (52) is fixedly mounted with a louver (53), the inner wall surface of the connecting outer tube (51) is fixedly connected to a cooling assembly (54), and the lower end of the connecting outer tube (51) is fixedly connected to the lower inner wall surface of the base plate (1).

2. The automatic pre-cooling device for beef soup after filling according to claim 1 is characterized in that: The cooling assembly (54) includes a fixed block (541), the outer surface of the fixed block (541) is fixedly connected to four support rods (542), the upper end of the fixed block (541) is fixedly connected to a first motor (543), and the output end of the first motor (543) is fixedly connected to a cooling fan (544).

3. The automatic pre-cooling device for beef soup after filling according to claim 2 is characterized in that: The outer side surfaces of the four support rods (542) are respectively fixedly connected to the inner wall surface of the connecting outer cylinder (51), and the fixing block (541) is fixedly connected to the inside of the connecting outer cylinder (51) through the four support rods (542).

4. The automatic pre-cooling device for beef soup after filling according to claim 1 is characterized in that: The pre-cooling device (4) includes a cooling water pipe (41), and five cooling water pipes (41) are provided. The right ends of the five cooling water pipes (41) are interpenetrated and fixedly connected with a diversion cavity pipe (42), and the right end of the diversion cavity pipe (42) is interpenetrated and fixedly connected with a water inlet pipe (43).

5. The automatic pre-cooling device for beef soup after filling according to claim 4 is characterized in that: The outer surface of the water inlet pipe (43) is fixedly connected to a control valve, and the right end of the control valve is fixedly connected to the upper portion of the right inner wall of the bottom plate (1). The water inlet pipe (43) penetrates the right inner wall of the bottom plate (1) and extends to the right end of the bottom plate (1).

6. The automatic pre-cooling device for beef soup after filling according to claim 1 is characterized in that: The supporting device (6) includes a side plate (61), two side plates (61) are provided, the inner side surfaces of the two side plates (61) are provided with a slide groove (62), the two slide grooves (62) are provided with a slide plate (63), the inner side surfaces of the two slide plates (63) are fixedly connected to a frame (64), and the inner wall surface of the frame (64) is fixedly connected to a supporting net (65).

7. The automatic pre-cooling device for beef soup after filling according to claim 6, characterized in that: The lower ends of the two side panels (61) are respectively fixedly connected to the front and rear portions of the upper end of the bottom panel (1), and the two side panels (61) are distributed in a front-to-back mirror image.

8. The automatic pre-cooling device for beef soup after filling according to claim 1 is characterized in that: The conveying device (8) includes a mixing drum (81), the upper end of the mixing drum (81) is fixedly connected to an upper cover (82), the rear portion of the upper end of the upper cover (82) is fixedly connected to a feeding frame (83), the lower end of the mixing drum (81) is fixedly connected to a drain pipe (84), the outer surface of the drain pipe (84) is fixedly mounted with a valve (85), the middle portion of the upper end of the mixing drum (81) is fixedly connected to a conveying assembly (86), and the outer surface of the mixing drum (81) is fixedly connected to the inner wall surface of the connecting bracket (7).

9. The automatic pre-cooling device for beef soup after filling according to claim 8, characterized in that: The conveying assembly (86) comprises a second motor (861), the output end of the second motor (861) passing through the upper cover (82) and fixedly connected to a conical mounting rod (862), and the outer surface of the conical mounting rod (862) is fixedly connected to a spiral conveying blade (863).