Full immersion device for migration testing of food contact materials

Abstract

The utility model relates to a full immersion device for a migration test of food contact materials, comprising a cylindrical container, wherein the outer wall of the cylindrical container is provided with a first bracket and a second bracket, a crossbeam is fixed between the two brackets, a first motor is provided on the crossbeam, an output shaft of the first motor extends into the inner cavity of the cylindrical container, a pressing plate is fixed to the output shaft of the first motor, a plurality of stirring shafts are provided on the bottom side wall of the pressing plate, and a circular hole is provided on the pressing plate. The full immersion device for a migration test of food contact materials can press the food contact material to be tested into the soaking liquid, so that it is completely in contact with the soaking liquid, thereby achieving a better effect. A stirring structure is provided on the device, so that the food contact material can be in contact with the soaking liquid more fully. A cleaning component is also provided on the device, so that the device can be cleaned after each use.

Description

Technical Field

[0001] The utility model relates to the technical field of food contact material detection, in particular to a full immersion device for food contact material migration test. Background Art

[0002] The food contact material migration test is the most common test method in food contact material related tests. It generally measures the content of all or specific non-volatile substances that migrate from food contact materials and products to the food simulants that come into contact with them.

[0003] The problem with existing testing equipment is that the test object placed in the container cannot completely sink to the bottom of the container. In addition, some packaging boxes and bags may not be in sufficient contact with the soaking solution. In addition, the existing testing equipment needs to be cleaned manually with a large amount of water after use.

[0004] Based on this, we designed a full immersion device for food contact material migration test to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a full immersion device for food contact material migration test, which improves the problems of inability to effectively suppress floating objects and clean them during the detection process.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A full immersion device for migration test of food contact materials comprises a cylindrical container, wherein a first bracket and a second bracket are arranged on the outer wall of the cylindrical container, a crossbeam is fixed between the two brackets, a first motor is arranged on the crossbeam, an output shaft of the first motor extends into the inner cavity of the cylindrical container, a pressing plate is fixed to the output shaft of the first motor, a plurality of stirring shafts are arranged on the bottom side wall of the pressing plate, and a circular hole is opened on the pressing plate; a cleaning assembly is arranged at the top opening of the cylindrical container, the cleaning assembly comprises a nozzle and an annular tube, and the nozzle is arranged on the inner side wall of the annular tube.

[0008] As a preferred technical solution of the utility model: the cylindrical container is provided with a container cover, a hole for the first motor output shaft to pass through is opened in the center of the container cover, the bottom of the cylindrical container is conical, and a discharge port is provided at the bottom, and a sealing cover is provided on the discharge port.

[0009] As a preferred technical solution of the utility model: a feed port is provided on the outer wall of the cylindrical container, and a soaking solution injection tube is also provided on the outer wall of the cylindrical container, and the distance between the feed port and the bottom wall of the cylindrical container is smaller than the distance from the pressing plate to the bottom wall of the cylindrical container.

[0010] As a preferred technical solution of the present utility model: a first baffle and a second baffle are respectively provided on the side walls of the first bracket and the second bracket.

[0011] As a preferred technical solution of the utility model: a water pump is arranged on the outside of the cylindrical container through a third bracket, a first water conduit is arranged at the water inlet end of the water pump, and a water outlet end of the water pump is connected to the water inlet end of the annular tube through a second water conduit.

[0012] As a preferred technical solution of the utility model: the water pump is connected to the third bracket by bolts.

[0013] As a preferred technical solution of the utility model: the stirring shafts at the bottom of the pressing plate are arranged in a circular array on the bottom side wall of the pressing plate.

[0014] The utility model has the following beneficial effects:

[0015] The full immersion device for food contact material migration test can press the food contact material to be tested into the immersion liquid so that it can be completely in contact with the immersion liquid, thereby achieving better results. A stirring structure is provided on it, which can make the food contact material contact with the immersion liquid more fully. A cleaning component is also provided on it, which can clean the device after each use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the full immersion device for food contact material migration test proposed by the utility model;

[0017] Figure 2 It is a side view of the full immersion device for food contact material migration test proposed by the utility model;

[0018] Figure 3 This is an internal structure diagram of the full immersion device for food contact material migration test proposed by the utility model.

[0019] Legend:

[0020] 1. Container cover; 2. Third bracket; 3. Feed inlet; 4. Sealing cover; 5. Cleaning assembly; 51. Ring pipe; 52. Nozzle; 6. Second water conduit; 7. First bracket; 8. Second bracket; 9. First motor; 10. Agitator shaft; 11. Discharge port; 12. Second baffle; 13. First baffle; 14. Crossbeam; 15. Round hole; 16. Press plate; 17. Water pump; 18. First water conduit; 19. Bolt; 20. Soaking solution injection pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] An embodiment provided by the utility model: a full immersion device for migration test of food contact materials, comprising a cylindrical container, a first bracket 7 and a second bracket 8 are arranged on the outer wall of the cylindrical container, a crossbeam 14 is fixed between the two brackets, a first motor 9 is arranged on the crossbeam 14, an output shaft of the first motor 9 extends into the inner cavity of the cylindrical container, a pressing plate 16 is fixed to the output shaft of the first motor 9, a stirring shaft 10 at the bottom of the pressing plate 16 is arranged in a circular array on the bottom side wall of the pressing plate 16, a plurality of stirring shafts 10 are arranged on the bottom side wall of the pressing plate 16, and a circular hole 15 is opened on the pressing plate 16; the design purpose of the pressing plate 16 is to press the object to be detected, the circular hole 15 on the pressing plate 16 is used for the inflow of immersion liquid and water during cleaning, the first motor 9 drives the pressing plate 16 to rotate, thereby rotating the stirring shaft 10, thereby achieving an effect of stirring the object to be detected.

[0023] A water pump 17 is provided on the outside of the cylindrical container through the third bracket 2, and the water pump 17 is connected to the third bracket 2 through bolts 19. A first water conduit 18 is provided at the water inlet end of the water pump 17, and a water outlet end of the water pump 17 is connected to the water inlet end of the annular tube 51 through a second water conduit 6. A cleaning assembly is provided at the top opening of the cylindrical container, and the cleaning assembly 5 includes a nozzle 52 and an annular tube 51, and the nozzle 52 is provided on the inner side wall of the annular tube 51. The cleaning assembly 5 is used to clean the cylindrical container and internal parts.

[0024] A container cover 1 is provided on the cylindrical container. A hole is provided in the center of the container cover 1 for the output shaft of the first motor 9 to pass through. The bottom of the cylindrical container is conical and a discharge port 11 is provided at the bottom. A sealing cover 4 is provided on the discharge port 11.

[0025] The outer wall of the cylindrical container is provided with a feed port 3, and the outer wall of the cylindrical container is also provided with a soaking solution injection pipe 20, and the distance between the feed port 3 and the bottom wall of the cylindrical container is smaller than the distance between the pressing plate 16 and the bottom wall of the cylindrical container.

[0026] A first baffle 13 and a second baffle 12 are respectively disposed on the side walls of the first bracket 7 and the second bracket 8 , and the two baffles are used to temporarily place the container cover 1 .

[0027] Working principle:

[0028] When in use, the object to be detected is first introduced into the cylindrical container from the feed port 3, and then the soaking solution is injected through the soaking solution injection tube 20, and then the first motor 9 is started, and the first motor 9 drives the pressing plate 16 to rotate, thereby rotating the stirring shaft 10, thereby achieving an effect of stirring the object to be detected. After stirring and soaking for a period of time, the sealing cover 4 is opened, the soaking solution is taken out, and it is taken for detection;

[0029] After the whole process is completed, the water pump 17 is started, and the water nozzle 52 sprays water to clean the cylindrical container and the internal parts.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A full immersion device for migration testing of food contact materials, comprising a cylindrical container, characterized in that: The outer wall of the cylindrical container is provided with a first bracket (7) and a second bracket (8), a crossbeam (14) is fixed between the two brackets, a first motor (9) is provided on the crossbeam (14), an output shaft of the first motor (9) extends into the inner cavity of the cylindrical container, a pressing plate (16) is fixed to the output shaft of the first motor (9), a plurality of stirring shafts (10) are provided on the bottom side wall of the pressing plate (16), and a circular hole (15) is opened on the pressing plate (16); A cleaning assembly is arranged at the top opening of the cylindrical container. The cleaning assembly (5) comprises a nozzle (52) and an annular tube (51). The nozzle (52) is arranged on the inner side wall of the annular tube (51).

2. The full immersion device for migration test of food contact materials according to claim 1, characterized in that: The cylindrical container is provided with a container cover (1), the center of which is provided with a hole for the output shaft of the first motor (9) to pass through, the bottom of the cylindrical container is conical, and a discharge port (11) is provided at the bottom, and a sealing cover (4) is provided on the discharge port (11).

3. The full immersion device for migration test of food contact materials according to claim 2, characterized in that: The outer wall of the cylindrical container is provided with a feed port (3), and the outer wall of the cylindrical container is also provided with a soaking solution injection pipe (20), and the distance between the feed port (3) and the bottom wall of the cylindrical container is smaller than the distance between the pressing plate (16) and the bottom wall of the cylindrical container.

4. The full immersion device for migration test of food contact materials according to claim 1, characterized in that: A first baffle (13) and a second baffle (12) are respectively provided on the side walls of the first bracket (7) and the second bracket (8).

5. The full immersion device for migration test of food contact materials according to claim 2, characterized in that: A water pump (17) is arranged on the outside of the cylindrical container via a third bracket (2); a first water conduit (18) is arranged at the water inlet end of the water pump (17); and a water outlet end of the water pump (17) is connected to the water inlet end of the annular tube (51) via a second water conduit (6).

6. The full immersion device for migration test of food contact materials according to claim 5, characterized in that: The water pump (17) is connected to the third bracket (2) via bolts (19).

7. The full immersion device for migration test of food contact materials according to claim 1, characterized in that: The stirring shafts (10) at the bottom of the pressing plate (16) are arranged in a circular array on the bottom side wall of the pressing plate (16).

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