Multiphase extraction device for separating harmful substances in food detection

Abstract

The utility model discloses a multiphase extraction device for separating harmful substances in food detection, which comprises an operating table, a back plate is arranged on the rear side of the upper wall surface of the operating table, and a multiphase extraction structure is arranged at the upper end of the operating table; the multiphase extraction structure comprises a stand column, a soaking box, a filter screen, a switch valve, a funnel, a sliding rod, a sliding extraction assembly and a distillation assembly; the utility model relates to the technical field of food detection, adopts a multi-phase extraction structure, can realize the extraction operation of solid phase and liquid phase of food during use through the arrangement of the soaking box and the separating funnel, is higher in overall matching degree, can effectively reduce auxiliary instruments and ensure the food detection effect while ensuring the extraction efficiency, and is convenient to use. The separating funnel is mounted in a sliding manner, so that the angle and the position of the separating funnel can be converted, and the extracting efficiency of the extracting solution is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of food detection, in particular to a multiphase extraction device for separating harmful substances in food detection. Background Art

[0002] Food safety testing is to detect harmful substances in food according to national indicators, mainly some harmful and toxic indicators, such as heavy metals, aflatoxin, etc. An important aspect of food science and engineering is to introduce and apply chemical unit operations and develop food engineering unit operations, so as to promote the development of the food industry in the direction of large-scale, continuous and automated production;

[0003] Food extraction testing refers to the process of extracting, extracting, analyzing and testing target substances in food. Generally, the food sample is crushed, and the sample solution is extracted and separated by the extraction liquid, and the required substances are separated and extracted by the extraction liquid. The current food detection extraction operation requires staff to prepare different extraction instruments in sequence, and requires cumbersome operating steps to achieve multi-phase extraction operations for food detection. At the same time, the coordination degree of multiple extraction instruments is low, and different auxiliary instruments are required to meet the extraction needs. The operation is relatively cumbersome. In view of this, there may be technical means to solve the above problems in the prior art, but this case wants to provide an alternative or replacement technical solution. Utility Model Content

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a multiphase extraction device for separating harmful substances in food detection, comprising an operating table, a back plate is provided on the rear side of the wall surface of the operating table, and a multiphase extraction structure is provided on the upper end of the operating table;

[0005] The multiphase extraction structure comprises: a column, a soaking box, a filter screen, a switch valve, a funnel, a sliding rod, a sliding extraction component and a distillation component;

[0006] The column is fixedly installed on one side of the upper end of the operating table, the immersion box is movably installed on one side of the upper end of the column, the filter is movably embedded in the immersion box, the switch valve is fixedly installed on the lower end of the immersion box, the funnel is fixedly installed at the center of one side of the column and located at the lower end of the switch valve, the sliding rod is fixedly installed on the wall of the operating table, the sliding extraction component is movably mounted on the upper end of the sliding rod, and the distillation component is installed on the other side of the upper end of the operating table.

[0007] Preferably, the sliding extraction assembly comprises: a sliding block, a mounting column, a rotating flange, a mounting frame and a separating funnel;

[0008] The sliding block is movably mounted on the upper end of the sliding rod, the mounting column is fixedly mounted on the upper wall of the sliding block, the rotating flange is fixedly mounted on the upper end of the mounting column, the mounting frame is fixedly mounted on the upper end of the rotating flange, and the separating funnel is movably embedded in the mounting frame.

[0009] Preferably, the distillation assembly comprises: a distillation stand and a distillation bottle;

[0010] The distillation rack is fixedly installed on one side of the upper end of the operating table, and the distillation flask is placed on the upper end of the distillation rack;

[0011] Preferably, a plurality of first support plates are provided at the lower end of the operating table.

[0012] Preferably, two second support plates are provided on the upper end of the back plate.

[0013] Preferably, movable wheels are provided at the four corners of the lower end of the operating table.

[0014] Beneficial Effects

[0015] The utility model provides a multiphase extraction device for separating harmful substances in food testing, which has the following beneficial effects: the multiphase extraction structure adopted in this case can realize the extraction operation of the solid phase and liquid phase of food when in use through the setting of the immersion box and the separating funnel, and the overall coordination degree is high. While ensuring the extraction efficiency, it can effectively reduce auxiliary equipment and ensure the effect of food testing. The separating funnel is installed in a sliding manner, which can realize the conversion of the angle and position of the separating funnel and ensure the liquid collection efficiency of the extraction liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of a multiphase extraction device for separating harmful substances in food testing described in the utility model.

[0017] Figure 2 This is a schematic diagram of the liquid extraction state structure of a multiphase extraction device for separating harmful substances in food detection described in the utility model.

[0018] Figure 3 This is an enlarged structural schematic diagram of point "A" of a multiphase extraction device for separating harmful substances in food testing described in the utility model.

[0019] In the figure: 1. operating table, 2. back plate, 3. column, 4. immersion box, 5. filter, 6. switch valve, 7. funnel, 8. slide bar, 9. slide block, 10. mounting column, 11. rotating flange, 12. mounting frame, 13. separating funnel, 14. distillation frame, 15. distillation flask, 16. first support plate, 17. second support plate, 18. moving wheel. DETAILED DESCRIPTION

[0020] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0021] Example: See Figure 1-3 , a multiphase extraction device for separating harmful substances in food testing, comprising an operating table 1, a back plate 2 is provided on the rear side of the upper wall of the operating table 1, and a multiphase extraction structure is provided on the upper end of the operating table 1;

[0022] The multiphase extraction structure includes: a column 3, an immersion box 4, a filter 5, a switch valve 6, a funnel 7, a slide rod 8, a sliding extraction component and a distillation component;

[0023] The column 3 is fixedly installed on one side of the upper end of the operating table 1, the soaking box 4 is movably installed on one side of the upper end of the column 3, the filter 5 is movably embedded in the soaking box 4, the switch valve 6 is fixedly installed on the lower end of the soaking box 4, the funnel 7 is fixedly installed at the center of one side of the column 3 and is located at the lower end of the switch valve 6, the sliding rod 8 is fixedly installed on the upper wall of the operating table 1, the sliding extraction component is movably mounted on the upper end of the sliding rod 8, and the distillation component is installed on the other side of the upper end of the operating table 1.

[0024] When in use, first place the filter 5 in the soaking box 4, then place the food in the filter 5, and soak the food by injecting water into the soaking box 4. The soaking time can be selected according to different foods. After the soaking is completed, open the switch valve 6 at the lower end of the soaking box 4, drain the water in the soaking box 4, and transport the liquid to the sliding extraction component through the funnel 7, perform liquid phase extraction operation through the sliding extraction component, and finally perform distillation sampling operation through the distillation component.

[0025] In the specific implementation process, the sliding extraction assembly includes: a sliding block 9, a mounting column 10, a rotating flange 11, a mounting frame 12 and a separating funnel 137;

[0026] The sliding block 9 is movably mounted on the upper end of the sliding rod 8, the mounting column 10 is fixedly mounted on the upper wall of the sliding block 9, the rotating flange 11 is fixedly mounted on the upper end of the mounting column 10, the mounting frame 12 is fixedly mounted on the upper end of the rotating flange 11, and the separating funnel 137 is movably embedded in the mounting frame 12.

[0027] When in use, the position of the sliding block 9 on the upper end of the sliding rod 8 can be changed to change the position of the separating funnel 137, so as to realize the material receiving operation of the separating funnel 137, and then add the extraction liquid into the separating funnel 137 to realize the effect of liquid phase extraction, and then change the position of the sliding block 9 on the upper end of the sliding rod 8 again. Under the action of the rotating flange 11, the mounting frame 12 and the separating funnel 137 can be rotated on the upper end of the mounting column 10, and the separating funnel 137 can be moved to the upper end of the distillation assembly to discharge the material and perform distillation sampling operations through the distillation assembly.

[0028] In the specific implementation process, the distillation assembly includes: a distillation stand 14 and a distillation bottle 15;

[0029] The distillation rack 14 is fixedly installed on one side of the upper end of the operating table 1, and the distillation bottle 15 is placed on the upper end of the distillation rack 14;

[0030] The distillation flask 15 disposed at the upper end of the distillation rack 14 can carry the liquid after the liquid phase extraction is completed, and the distillation flask 15 can be heated by an alcohol lamp to perform distillation sampling operations on the liquid.

[0031] In the specific implementation process, a plurality of first support plates 16 are provided at the lower end of the operating table 1 .

[0032] In the specific implementation process, two second support plates 17 are provided on the upper end of the back plate 2 .

[0033] In the specific implementation process, moving wheels 18 are provided at the four corners of the lower end of the operating table 1.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multiphase extraction device for separating harmful substances in food testing, comprising an operating table (1), characterized in that: A back plate (2) is provided on the rear side of the upper wall of the operating table (1), and a multi-phase extraction structure is provided on the upper end of the operating table (1); The multiphase extraction structure comprises: a column (3), a soaking box (4), a filter screen (5), a switch valve (6), a funnel (7), a sliding rod (8), a sliding extraction component and a distillation component; The column (3) is fixedly mounted on one side of the upper end of the operating table (1); the soaking box (4) is movably mounted on one side of the upper end of the column (3); the filter (5) is movably embedded in the soaking box (4); the switch valve (6) is fixedly mounted on the lower end of the soaking box (4); the funnel (7) is fixedly mounted at the center of one side of the column (3) and is located at the lower end of the switch valve (6); the sliding rod (8) is fixedly mounted on the upper wall of the operating table (1); the sliding extraction component is movably mounted on the upper end of the sliding rod (8); and the distillation component is mounted on the other side of the upper end of the operating table (1).

2. A multiphase extraction device for separating harmful substances in food testing according to claim 1, characterized in that: The sliding extraction assembly comprises: a sliding block (9), a mounting column (10), a rotating flange (11), a mounting frame (12) and a separating funnel (13); The sliding block (9) is movably mounted on the upper end of the sliding rod (8), the mounting column (10) is fixedly mounted on the upper wall of the sliding block (9), the rotating flange (11) is fixedly mounted on the upper end of the mounting column (10), the mounting frame (12) is fixedly mounted on the upper end of the rotating flange (11), and the separating funnel (13) is movably embedded in the mounting frame (12).

3. A multiphase extraction device for separating harmful substances in food detection according to claim 1, characterized in that: The distillation assembly comprises: a distillation stand (14) and a distillation flask (15); The distillation rack (14) is fixedly mounted on one side of the upper end of the operating table (1), and the distillation flask (15) is placed on the upper end of the distillation rack (14).

4. A multiphase extraction device for separating harmful substances in food testing according to claim 1, characterized in that: A plurality of first support plates (16) are provided at the lower inner end of the operating table (1).

5. The multiphase extraction device for separating harmful substances in food testing according to claim 1, characterized in that: Two second support plates (17) are provided at the upper end of the back plate (2).

6. The multiphase extraction device for separating harmful substances in food testing according to claim 1, characterized in that: Moving wheels (18) are provided at the four corners of the lower end of the operating table (1).

Images