Pretreatment device for food detection

By designing the mixing, conveying, and detection components to work in synergy, the problems of cumbersome food pretreatment processes and high manual labor costs have been solved, achieving efficient, accurate, and comprehensive food testing.

CN224327977UActive Publication Date: 2026-06-05SHIAN TIANXIA (GUANGDONG) FOOD TESTING TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHIAN TIANXIA (GUANGDONG) FOOD TESTING TECH CO LTD
Filing Date
2025-05-23
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

In current food testing, the food pretreatment process is cumbersome, labor-intensive, and inefficient.

Method used

Design a pretreatment device that includes a mixing component, a conveying component, and a detection component. The device achieves thorough mixing through a stirring element driven by a driving element, and the conveying motor propels the food forward in an orderly manner. Sensors and food safety monitoring instruments work together to achieve rapid data acquisition and comprehensive monitoring.

Benefits of technology

It has improved the efficiency and accuracy of food testing, ensured the comprehensiveness and reliability of testing, and achieved efficient, accurate and comprehensive food safety testing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to food detection technical field, concretely for a kind of pretreatment device for food detection, including mixing subassembly, conveying component and detection component, conveying component is located in one end of mixing subassembly, and detection component is erected in conveying component for detection;Mixing subassembly includes operation box, mixing jar, stirring element driving element;Conveying component includes conveying pipeline, conveying frame, conveying table and conveying motor;Detection component includes sensor detector and food safety monitor;Operation box provides stable framework for entire mixing process, stirring element is driven under driving element, and the substance in jar is fully stirred and mixed, mixing jar and conveying table are connected by conveying pipeline, the conveying path and speed of accurate control food, through the division of labour and cooperation of sensor detector and food safety monitor, improve the efficiency and accuracy of food detection, through the synergistic effect of each component, realize the efficient, accurate, comprehensive of food detection pretreatment, guarantee food safety detection work.
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Description

Technical Field

[0001] This utility model relates to the field of food testing technology, specifically a pretreatment device for food testing. Background Technology

[0002] Food safety is an issue that cannot be ignored. Relevant national departments need to conduct regular inspections of food produced by various food manufacturers to ensure that the food entering the market is safe. Food safety testing mainly involves testing its chemical composition to detect whether there are any harmful chemical components. Before food testing, it needs to be pre-treated to facilitate the subsequent testing of its chemical composition.

[0003] Currently, food testing requires pre-processing, which relies on conventional methods that are cumbersome, labor-intensive, and inefficient. Utility Model Content

[0004] To address the aforementioned problems, this utility model provides a pretreatment device for food testing, which solves the problem that existing food pretreatment methods are cumbersome, have high labor costs, and are inefficient, as food testing requires pretreatment beforehand.

[0005] The technical solution adopted by this utility model is: a pretreatment device for food testing, including a mixing component, a conveying component and a testing component. The conveying component is disposed at one end of the mixing component, and the two ends of the testing component are mounted on the conveying component for testing the food on the conveying component.

[0006] The mixing assembly includes an operating box, a mixing tank, a stirring element, and a driving element. The mixing tank is mounted on the operating box, the stirring element is mounted inside the mixing tank, and the driving element is mounted inside the operating box. One end of the driving element is connected to the stirring element.

[0007] The conveying assembly includes a conveying pipe, a conveying frame, a conveying platform, and a conveying motor. One end of the conveying pipe is located at the bottom of the mixing tank, and the other end is mounted on the conveying frame and faces the conveying platform. The conveying motor is located below the conveying frame.

[0008] The detection assembly includes a sensor detector and a food safety monitor; the sensor detector is mounted on a conveyor frame, and the food safety monitor is mounted on both sides of the conveyor platform; the conveyor motor is used to drive the food on the conveyor platform so that the sensor detector and the food safety monitor can detect the food on the conveyor platform.

[0009] A further improvement to the above solution is that an operating platform is provided on the outside of the operating box, and an operating switch, an adjustment button and an indicator light are provided on the operating platform. The operating switch is located on one side of the operating platform, the adjustment button is located on the other side of the operating platform relative to the operating switch, and the indicator light is located at the bottom of the operating platform.

[0010] A further improvement to the above solution is that a drive platform is provided inside the operation box, the drive element is located inside the drive platform, and a set of wheels is provided below the operation box. Multiple wheels are provided and are evenly distributed around the perimeter of the operation box. The wheels are omnidirectional wheels.

[0011] A further improvement to the above scheme is that an inlet ring is provided above the mixing tank, and an outlet is provided in the mixing tank relative to the inlet ring. One end of the stirring element passes through the outlet and mixes the food in the mixing tank. One end of the outlet is connected to the conveying pipe.

[0012] A further improvement to the above scheme is that the stirring element includes a stirring rod and stirring blades; a stirring ring is provided on the stirring rod, a stirring nut is provided on the stirring ring, and multiple stirring blades are provided, which are triangularly distributed on the outer wall of the stirring ring and fixed to the stirring rod by the stirring nut; the stirring blades are fan-shaped.

[0013] A further improvement to the above scheme is that the driving element includes a driving ring, a synchronous belt, a driving motor, and a load-bearing seat. The synchronous belt is sleeved on the outer wall of the driving ring, and two sets of driving rings are provided. The driving motor and the load-bearing seat are respectively provided on the driving ring.

[0014] A further improvement to the above scheme is that a load-bearing ring is provided inside the load-bearing seat, one end of the stirring rod passes through the load-bearing ring and is mounted on the drive ring, and one end of the drive motor is connected to the drive ring to drive the stirring rod on the load-bearing seat to move, so that the stirring blades can stir and mix in the mixing tank.

[0015] A further improvement to the above scheme is that a valve is fitted on the conveying pipeline, and an adjusting element is provided on the valve. Multiple valves are provided, and multiple valves are sequentially fitted on the conveying pipeline to form multiple diversion and adjustment zones on the conveying pipeline.

[0016] A further improvement to the above scheme is that the conveyor frame is provided with conveyor baffles, and multiple conveyor baffles are provided, which surround the conveyor frame; a conveyor wheel is provided below the conveyor frame, and an adjustment element is provided on the conveyor wheel, which is used to adjust the movement and fixation of the conveyor wheel.

[0017] A further improvement to the above scheme is that the conveyor platform is provided with a conveyor belt, a conveyor guide rod, and an auxiliary guide rod. The conveyor guide rod and the auxiliary guide rod are respectively located at both ends of the conveyor platform. The conveyor belt is sleeved on the conveyor guide rod and the auxiliary guide rod. One end of the conveyor motor is connected to the conveyor guide rod, and the conveyor belt is conveyed through the auxiliary guide rod.

[0018] The beneficial effects of this utility model are:

[0019] Compared to existing food testing methods, this invention provides a stable framework for the entire mixing process through an operating box. Driven by a driving element, the stirring element thoroughly mixes the substances in the tank, ensuring sample uniformity. A conveying pipe connects the mixing tank to the conveyor platform, and a conveyor motor propels the food along the pipe in an orderly manner. The conveyor frame ensures the stability of the conveying process, accurately controlling the food's conveying path and speed, laying the foundation for a seamless testing process. Through the collaborative work of a sensor detector and a food safety monitor, the sensor detector quickly acquires basic data about the food, while the food safety monitor provides comprehensive monitoring of the food on the conveyor platform from both sides, accurately identifying various safety hazards. Their combined operation significantly improves the efficiency and accuracy of food testing, ensuring its comprehensiveness and reliability. The overall device, through the coordinated work of its components, achieves efficient, accurate, and comprehensive food testing pretreatment, effectively guaranteeing food safety testing. Attached Figure Description

[0020] Figure 1 This is a perspective view of the pretreatment device for food testing according to this utility model;

[0021] Figure 2 This is a top view of the pretreatment device for food testing according to this utility model;

[0022] Figure 3 This is an exploded view of the pretreatment device for food testing according to this utility model.

[0023] Explanation of reference numerals in the attached drawings: Mixing component 10, Control box 11, Control platform 112, Control switch 113, Adjustment button 114, Indicator light 115, Drive platform 116, Wheel 117, Mixing tank 12, Feed ring 121, Discharge port 122, Stirring element 13, Stirring rod 131, Stirring blade 132, Stirring ring 133, Stirring nut 134, Drive element 14, Drive ring 141, Synchronous belt 142, Drive motor 143, Support seat 144, Support ring 145;

[0024] Conveying assembly 20, conveying pipe 21, valve 211, regulating element 212, conveying frame 22, conveying baffle 221, conveying wheel 223, regulating element 224, conveying table 23, conveying belt 231, conveying guide rod 232, auxiliary guide rod 233, conveying motor 24;

[0025] Detection component 30, sensor detector 31, food safety monitor 32. Detailed Implementation

[0026] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0027] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0029] like Figure 1-3As shown in the embodiment of this utility model, a pretreatment device for food testing includes a mixing component 10, a conveying component 20, and a detection component 30. The conveying component 20 is disposed at one end of the mixing component 10, and the two ends of the detection component 30 are mounted on the conveying component 20 for testing the food on the conveying component 20. The mixing component 10 includes an operation box 11, a mixing tank 12, a stirring element 13, and a driving element 14. The mixing tank 12 is disposed on the operation box 11, the stirring element 13 is disposed inside the mixing tank 12, and the driving element 14 is disposed inside the operation box 11, with one end of the driving element 14 connected to the stirring element 13. The conveying component 20 includes... The system includes a conveying pipe 21, a conveying frame 22, a conveying platform 23, and a conveying motor 24. One end of the conveying pipe 21 is located at the bottom of the mixing tank 12, and the other end is mounted on the conveying frame 22 and faces the conveying platform 23. The conveying motor 24 is located below the conveying frame 22. The detection component 30 includes a sensor detector 31 and a food safety monitor 32. The sensor detector 31 is mounted on the conveying frame 22, and the food safety monitor 32 is mounted on both sides of the conveying platform 23. The conveying motor 24 is used to drive the food on the conveying platform 23 so that the sensor detector 31 and the food safety monitor 32 can detect the food on the conveying platform 23. In this embodiment, the operating box 11 provides a stable framework for the entire mixing process. The stirring element 13, driven by the driving element 14, thoroughly mixes the substances in the tank to ensure sample uniformity. The mixing tank 12 is connected to the conveying platform 23 via the conveying pipe 21. The conveying motor 24 pushes the food along the pipe in an orderly manner. The conveying frame 22 ensures the stability of the conveying process and accurately controls the conveying path and speed of the food, laying the foundation for the continuity of the detection process. Through the collaborative work of the sensor detector 31 and the food safety monitor 32, the sensor detector 31 can quickly acquire basic data of the food, while the food safety monitor 32 monitors the food on the conveying platform 23 from both sides, accurately identifying various safety hazards in the food. The two work together to greatly improve the efficiency and accuracy of food detection, ensuring the comprehensiveness and reliability of food detection. Through the collaborative work of all components, the overall device achieves efficient, accurate, and comprehensive food detection pretreatment, effectively ensuring food safety detection work.

[0030] like Figure 1As shown, an operating platform 112 is provided on the outside of the operating box 11. The operating platform 112 is equipped with an operating switch 113, an adjustment button 114, and an indicator light 115. The operating switch 113 is located on one side of the operating platform 112, and the adjustment button 114 is located on the opposite side of the operating platform 112. The indicator light 115 is located below the operating platform 112. In this embodiment, the location of the operating switch 113 on one side and the adjustment button 114 on the other side facilitates operator differentiation and use, avoids operational confusion, and improves operational accuracy and efficiency. The indicator light 115, located below the operating platform 112, allows for timely feedback information, enabling effective control of the equipment status and ensuring the smooth progress of food testing and pretreatment.

[0031] A drive platform 116 is provided inside the operation box 11, and the drive element 14 is disposed within the drive platform 116. Multiple wheels 117 are disposed below the operation box 11, evenly distributed around its perimeter. Each wheel 117 is a caster wheel. In this embodiment, the drive platform 116 within the operation box 11 houses the drive element 14, ensuring its proper placement and protection, facilitating stable operation, and providing power support for the overall operation of the device. Furthermore, the multiple casters evenly distributed around the perimeter of the operation box 11 greatly enhance the device's mobility and flexibility; the casters can rotate flexibly in multiple directions, easily adjusting the device's position and orientation.

[0032] A feeding ring 121 is provided above the mixing tank 12, and a discharge port 122 is provided relative to the feeding ring 121. One end of the stirring element 13 passes through the discharge port 122 to mix the food inside the mixing tank 12; one end of the discharge port 122 abuts against the conveying pipe 21. In this embodiment, the feeding ring 121 above the mixing tank 12 allows the material to enter the mixing tank 12 more evenly, avoiding local material accumulation and improving the thoroughness of mixing. The discharge port 122 relative to the feeding ring 121 facilitates the orderly discharge of the mixed material. The stirring element 13, with one end passing through the discharge port 122, mixes the food inside the tank, ensuring that the material is effectively stirred even near the discharge position, improving the overall mixing quality. Furthermore, the connection between the discharge port 122 and the conveying pipe 21 enables a smooth transition of material from the mixing tank 12 to the conveying pipe 21, reducing material residue and leakage, and ensuring the continuity and stability of the pretreatment process.

[0033] The stirring element 13 includes a stirring rod 131 and stirring blades 132. A stirring ring 133 is mounted on the stirring rod 131, and a stirring nut 134 is mounted on the stirring ring 133. Multiple stirring blades 132 are arranged in a triangular pattern on the outer wall of the stirring ring 133 and are fixed to the stirring rod 131 by the stirring nuts 134. The stirring blades 132 are fan-shaped. In this embodiment, the stirring ring 133 and stirring nuts 134 ensure stable and convenient installation of the stirring blades 132, facilitating installation, disassembly, and replacement according to actual needs, thus aiding equipment maintenance.

[0034] The driving element 14 includes a driving ring 141, a synchronous belt 142, a driving motor 143, and a support seat 144. The synchronous belt 142 is sleeved on the outer wall of the driving ring 141. Two sets of driving rings 141 are provided, and the driving motor 143 and the support seat 144 are respectively mounted on the driving rings 141. In this embodiment, the two sets of driving rings 141, in conjunction with the synchronous belt 142, can achieve stable and efficient power transmission, ensuring the stability and continuity of the device's operation, effectively avoiding slippage, accurately transmitting power, and ensuring the precision of pre-processing operations. Furthermore, the driving motor 143, mounted on the driving ring 141, can directly provide power to the driving ring 141, simplifying the power transmission structure and improving energy utilization efficiency. The support seat 144, mounted on the driving ring 141, can reasonably bear the weight of the device during operation, enhancing the overall structural stability.

[0035] like Figure 3 As shown, a support ring 145 is provided inside the support base 144. One end of the stirring rod 131 passes through the support ring 145 and is mounted on the drive ring 141. One end of the drive motor 143 is connected to the drive ring 141 to drive the stirring rod 131 on the support base 144 to move, so that the stirring blades 132 can stir and mix in the mixing tank 12. In this embodiment, by having one end of the stirring rod 131 pass through the support ring 145 and be mounted on the drive ring 141, and the drive motor 143 is connected to the drive ring 141 to drive the stirring rod 131 on the support base 144 to move, thereby causing the stirring blades 132 to stir and mix in the mixing tank 12. The support ring 145 can stably support the stirring rod 131, ensuring that the stirring rod 131 runs smoothly, reducing shaking and deviation, and improving the accuracy and stability of stirring. The drive motor 143 drives the drive ring 141 to move the stirring rod 131, which can flexibly control the stirring speed and force, effectively improving the uniformity of sample mixing in food testing pretreatment.

[0036] A valve 211 is fitted onto the conveying pipe 21, and an adjusting element 212 is provided on the valve 211. Multiple valves 211 are sequentially fitted onto the conveying pipe 21 to form multiple flow-dividing adjustment zones. In this embodiment, by sequentially setting multiple valves 211 onto the conveying pipe 21 to form multiple flow-dividing adjustment zones, the flow rate distribution of the fluid within the conveying pipe 21 can be precisely controlled. Through the adjusting element 212, the operator can flexibly adjust the flow rate and volume of the fluid in each flow-dividing adjustment zone according to actual testing needs, ensuring that appropriate material quantities are obtained at different testing stages. This improves the controllability and accuracy of the pretreatment process, and is beneficial to improving the accuracy and reliability of food testing results.

[0037] A conveyor frame 22 is provided with multiple conveyor baffles 221, which surround the conveyor frame 22. Below the conveyor frame 22, a conveyor wheel 223 is provided, and an adjustment element 224 is provided on the conveyor wheel 223. The adjustment element 212 is used to adjust the movement and fixation of the conveyor wheel 223. In this embodiment, by providing multiple surrounding conveyor baffles 221 on the conveyor frame 22, the food is effectively prevented from slipping or deviating from the conveyor frame 22 during conveying, ensuring that the food moves stably along the conveying path and improving the accuracy and stability of the conveying. The adjustment element 224 on the conveyor wheel 223 below the conveyor frame 22 can flexibly adjust the movement and fixation of the conveyor wheel 223.

[0038] The conveyor platform 23 is equipped with a conveyor belt 231, a conveyor guide rod 232, and an auxiliary guide rod 233. The conveyor guide rod 232 and the auxiliary guide rod 233 are respectively located at both ends of the conveyor platform 23. The conveyor belt 231 is fitted onto the conveyor guide rod 232 and the auxiliary guide rod 233. One end of the conveyor motor 24 is connected to the conveyor guide rod 232, and the conveyor belt 231 is conveyed through the auxiliary guide rod 233. In this embodiment, the conveyor guide rod 232 and the auxiliary guide rod 233 are positioned at both ends of the conveyor platform 23 to provide stable support for the conveyor belt 231, ensuring its stable operation. The conveyor belt 231, fitted onto the two, forms a smooth conveying channel, ensuring the smooth delivery of food. The conveyor motor 24 is connected to the conveyor guide rod 232, resulting in efficient power transmission and precise control of the speed and direction of the conveyor belt 231. The auxiliary guide rod 233, in conjunction with the conveyor guide rod 232, not only shares the operating pressure of the conveyor belt 231 but also extends its service life.

[0039] A pretreatment device for food testing includes a mixing assembly 10, a conveying assembly 20, and a testing assembly 30. The conveying assembly 20 is disposed at one end of the mixing assembly 10, and the two ends of the testing assembly 30 are mounted on the conveying assembly 20 for testing the food on the conveying assembly 20. The mixing assembly 10 includes an operation box 11, a mixing tank 12, a stirring element 13, and a driving element 14. The mixing tank 12 is disposed on the operation box 11, the stirring element 13 is disposed inside the mixing tank 12, and the driving element 14 is disposed inside the operation box 11, with one end of the driving element 14 connected to the stirring element 13. The conveying assembly 20 includes a conveying pipe 21. The system includes a conveyor frame 22, a conveyor platform 23, and a conveyor motor 24. One end of the conveying pipe 21 is located at the bottom of the mixing tank 12, and the other end is mounted on the conveyor frame 22 and faces the conveyor platform 23. The conveyor motor 24 is located below the conveyor frame 22. The detection assembly 30 includes a sensor detector 31 and a food safety monitor 32. The sensor detector 31 is mounted on the conveyor frame 22, and the food safety monitor 32 is mounted on both sides of the conveyor platform 23. The conveyor motor 24 is used to drive the food on the conveyor platform 23 so that the sensor detector 31 and the food safety monitor 32 can detect the food on the conveyor platform 23. In this embodiment, the operating box 11 provides a stable framework for the entire mixing process. The stirring element 13, driven by the driving element 14, thoroughly mixes the substances in the tank to ensure sample uniformity. The mixing tank 12 is connected to the conveying platform 23 via the conveying pipe 21. The conveying motor 24 pushes the food along the pipe in an orderly manner. The conveying frame 22 ensures the stability of the conveying process and accurately controls the conveying path and speed of the food, laying the foundation for the continuity of the detection process. Through the collaborative work of the sensor detector 31 and the food safety monitor 32, the sensor detector 31 can quickly acquire basic data of the food, while the food safety monitor 32 monitors the food on the conveying platform 23 from both sides, accurately identifying various safety hazards in the food. The two work together to greatly improve the efficiency and accuracy of food detection, ensuring the comprehensiveness and reliability of food detection. Through the collaborative work of all components, the overall device achieves efficient, accurate, and comprehensive food detection pretreatment, effectively ensuring food safety detection work.

[0040] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A pretreatment device for food testing, characterized in that: It includes a mixing component, a conveying component, and a detection component. The conveying component is located at one end of the mixing component, and the two ends of the detection component are mounted on the conveying component for detecting the food on the conveying component. The mixing assembly includes an operating box, a mixing tank, a stirring element, and a driving element. The mixing tank is mounted on the operating box, the stirring element is mounted inside the mixing tank, and the driving element is mounted inside the operating box. One end of the driving element is connected to the stirring element. The conveying assembly includes a conveying pipe, a conveying frame, a conveying platform, and a conveying motor. One end of the conveying pipe is located at the bottom of the mixing tank, and the other end is mounted on the conveying frame and faces the conveying platform. The conveying motor is located below the conveying frame. The detection assembly includes a sensor detector and a food safety monitor; the sensor detector is mounted on a conveyor frame, and the food safety monitor is mounted on both sides of the conveyor platform; the conveyor motor is used to drive the food on the conveyor platform so that the sensor detector and the food safety monitor can detect the food on the conveyor platform.

2. The pretreatment apparatus for food testing according to claim 1, characterized in that: An operating platform is provided on the outside of the operating box. An operating switch, an adjustment button, and an indicator light are provided on the operating platform. The operating switch is located on one side of the operating platform, the adjustment button is located on the other side of the operating platform, and the indicator light is located at the bottom of the operating platform.

3. The pretreatment apparatus for food testing according to claim 2, characterized in that: The control box is equipped with a drive platform, and the drive element is located inside the drive platform. A plurality of wheels are located below the control box and are evenly distributed around the perimeter of the control box. The wheels are omnidirectional wheels.

4. The pretreatment apparatus for food testing according to claim 3, characterized in that: A feeding ring is provided above the mixing tank, and a discharge port is provided in the mixing tank relative to the feeding ring. One end of the stirring element passes through the discharge port and mixes the food in the mixing tank. One end of the discharge port abuts against the conveying pipe.

5. The pretreatment apparatus for food testing according to claim 1, characterized in that: The stirring element includes a stirring rod and stirring blades; a stirring ring is provided on the stirring rod, a stirring nut is provided on the stirring ring, and multiple stirring blades are provided, which are triangularly distributed on the outer wall of the stirring ring and fixed to the stirring rod by the stirring nut; the stirring blades are fan-shaped.

6. The pretreatment apparatus for food testing according to claim 5, characterized in that: The driving element includes a driving ring, a synchronous belt, a driving motor, and a load-bearing seat. The synchronous belt is sleeved on the outer wall of the driving ring. There are two sets of driving rings. The driving motor and the load-bearing seat are respectively installed on the driving ring.

7. The pretreatment apparatus for food testing according to claim 6, characterized in that: The support base is provided with a support ring, one end of the stirring rod passes through the support ring and is mounted on the drive ring, and one end of the drive motor is connected to the drive ring to drive the stirring rod on the support base to move, so that the stirring blades can stir and mix in the mixing tank.

8. The pretreatment apparatus for food testing according to claim 1, characterized in that: Valves are fitted onto the conveying pipeline, and regulating elements are provided on the valves. Multiple valves are provided, and multiple valves are sequentially fitted onto the conveying pipeline to form multiple diversion and regulating zones on the conveying pipeline.

9. The pretreatment apparatus for food testing according to claim 8, characterized in that: The conveyor frame is provided with multiple conveyor baffles, which surround the conveyor frame. Below the conveyor frame, there are conveyor wheels with adjustment elements. The adjustment elements are used to adjust the movement and fixation of the conveyor wheels.

10. The pretreatment apparatus for food testing according to claim 9, characterized in that: The conveyor platform is equipped with a conveyor belt, a conveyor guide rod, and an auxiliary guide rod. The conveyor guide rod and the auxiliary guide rod are respectively located at both ends of the conveyor platform. The conveyor belt is sleeved on the conveyor guide rod and the auxiliary guide rod. One end of the conveyor motor is connected to the conveyor guide rod, and the conveyor belt is conveyed through the auxiliary guide rod.