Filtering device for food detection

Abstract

The filtering device comprises a shell, a mounting plate is mounted in the shell, a first filter screen pipe and a second filter screen pipe are mounted on the upper portion of the mounting plate, the side wall of the mounting plate is connected with a third filter screen pipe in a sleeved mode, a cover plate is arranged at an opening of the third filter screen pipe, and the cover plate is connected with the first filter screen pipe and the second filter screen pipe in a sleeved mode. A sealing cover is arranged at an opening of the shell, a fixing plate is installed on the rear portion of the shell, a supporting seat is installed on the lower portion of the fixing plate, a first sealing bearing penetrates through the inner bottom face of the shell, a shaft pipe penetrates through the first sealing bearing, and a second sealing bearing is arranged in the lower end of the shaft pipe. And an air guide pipe penetrates through the interior of the second sealing bearing. The filtering device for food detection has the beneficial effects that the mounting plate is adopted, impurities attached to the filter screen structure can be conveniently removed through the arranged mounting plate under the condition that the filtering work is not influenced, and the use practicability of the filtering device for food detection is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of food detection, in particular to a filtering device used for 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. When testing food, the food needs to be crushed and dissolved, and then the solution is filtered, and finally the filtered solution is tested. It is now mostly completed using a filtering device, which has the advantages of simple operation, stable structure and good filtering effect in actual use.

[0003] The prior art discloses a sample detection filter for food detection with publication number: CN218106964U, comprising a spring body, a connecting seat, a dissolving cup, a connecting rod, a cover body, a reserved hole, a first filter bin, a second filter bin, a third filter bin and a screw rod. When in use, the food is placed in the third filter bin, and the third filter bin is placed in the second filter bin, and the second filter bin is placed in the first filter bin, and the connecting rod is twisted so that the screw thread at the bottom end of the first filter bin is installed in the connecting seat, the solution is injected into the dissolving cup, and the connecting rod is passed through the reserved hole on the cover body, so that when in use, by pressing the connecting rod and under the action of the spring body, the first filter bin, the second filter bin and the third filter bin float up and down in the dissolving cup, thereby improving the dissolution efficiency of the food. At the same time, after the food is dissolved, the first filter bin, the second filter bin and the third filter bin can be cleaned separately.

[0004] In the above utility model, food is filtered through the first filter chamber, the second filter chamber and the third filter chamber, but some food impurities will be adsorbed on the inner walls of the first filter chamber, the second filter chamber and the third filter chamber. The operator needs to disassemble the first filter chamber, the second filter chamber and the third filter chamber before cleaning, which reduces the practicality of the use of this utility model.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the utility model provides a filtering device for food testing, which has the advantage of being able to easily remove impurities contaminated by the filter structure without affecting the filtering work, thereby solving the problems in the above-mentioned background technology.

[0008] (II) Technical solution

[0009] In order to achieve the above advantages of being able to easily remove impurities contaminated by the filter structure without affecting the filtering work, the specific technical solutions adopted by the utility model are as follows:

[0010] A filtering device for food detection comprises a shell, a mounting plate is installed inside the shell, and a first filter tube and a second filter tube are installed on the upper part of the mounting plate, a third filter tube is sleeved on the side wall of the mounting plate, and a cover plate is provided at the opening of the third filter tube, a sealing cover is provided at the opening of the shell, a fixing plate is installed at the rear of the shell, and a support seat is installed at the lower part of the fixing plate, a first sealing bearing is passed through the inner bottom surface of the shell, and a shaft tube is passed through the interior of the first sealing bearing, and a second sealing bearing is provided inside the lower end of the shaft tube, and the second sealing bearing An air guide pipe runs through the interior, a right-angle plate and an air pump are installed at the lower part of the shell, an air storage box is installed at the lower part of the mounting plate, the upper end of the shaft tube runs through the lower part of the air storage box, a plurality of groups of jet pipes run between the mounting plate and the air storage box, two groups of bent pipes are fixedly passed through the lower part of the air storage box, and the side walls of the plurality of groups of the jet pipes and the two groups of the bent pipes are all provided with one-way valves, one end of the air guide pipe is fixedly connected to the output end of the air pump, a driving motor is installed at the lower part of the right-angle plate, and the side wall of the output end of the driving motor is fixedly sleeved with a main gear, and the side wall of the shaft tube is fixedly sleeved with a driven gear.

[0011] Furthermore, the main gear and the driven gear are meshed with each other.

[0012] Furthermore, the end surface of the fixing plate is provided with a mounting hole and a threaded through hole, a mounting screw is passed through the interior of the mounting hole, and two sets of mounting nuts are sleeved on the side walls of the mounting screw, one end of the mounting screw is fixedly connected to the rear end surface of the outer shell, and a fastening bolt is passed through the interior of the threaded through hole.

[0013] Furthermore, the mounting screw and the two sets of mounting nut threads cooperate with each other.

[0014] Furthermore, the threaded through hole cooperates with the thread of the fastening bolt.

[0015] Furthermore, a control panel is installed on one side of the support base, and the control panel is electrically connected to the vacuum pump and the driving motor through electric wires.

[0016] Furthermore, the filter hole sizes of the first filter tube, the second filter tube and the third filter tube are reduced in sequence.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a filtering device for food detection, which has the following beneficial effects:

[0019] (1) The utility model adopts a mounting plate. When the filtering device for food detection is actually used, the operator manually puts the food into the first filter tube, then injects the solution into the shell, and finally covers the opening of the third filter tube with the cover plate, and covers the opening of the shell with the sealing cover. At this time, the control panel is used to operate the vacuum pump and the drive motor. The output end of the drive motor drives the main gear to rotate. The first sealing bearing and the second sealing bearing are used to drive the driven gear to rotate. The rotating driven gear drives the air storage box and the mounting plate to rotate through the shaft tube. The food is dissolved by the solution by the centrifugal force, and the impurities are discharged by the first filter tube and the second filter tube. The mesh tube and the third filter tube are intercepted, and then the shell is inverted, the cover plate and the sealing cover are pulled out. When the vacuum pump is working, the air can be drawn into the interior of the air storage box through the air guide pipe and the shaft tube, and the air inside the air storage box is ejected through multiple groups of jet pipes and two groups of bent pipes. The ejected gas can be blown to the inner walls of the shell, the first filter tube, the second filter tube and the third filter tube, and impurities will eventually move out of the interior of the shell. Multiple groups of one-way valves can prevent the solution from entering the interior of the air storage box through multiple groups of jet pipes and two groups of bent pipes. Through the set mounting plate, impurities contaminated by the filter structure can be easily removed without affecting the filtering work, thereby improving the practicality of the filtering device used for food testing.

[0020] (2) The utility model adopts a fixing plate. When the shell needs to be inverted, the threads of the mounting screw and the two sets of mounting nuts cooperate with each other, and the operator manually rotates the two sets of mounting nuts clockwise and counterclockwise. When the two sets of mounting nuts move to the appropriate position, the shell is rotated with the mounting screw as the central axis. When the shell is rotated to the appropriate position, the threaded through hole cooperates with the threads of the fastening bolt, and the operator manually rotates the fastening bolt clockwise. When the fastening bolt is in close contact with the shell, the two sets of mounting nuts are rotated in the opposite direction. When the two sets of mounting nuts are in close contact with the fixing plate, the use position of the shell is fixed. The fixing plate is provided to fix the shell at a suitable inclination angle, which brings convenience to the operation and use of the filtering device for food detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of a filtering device for food detection proposed by the utility model;

[0023] Figure 2 It is a cross-sectional schematic diagram of the fixing plate proposed by the utility model;

[0024] Figure 3 It is a stereoscopic diagram of the first filter screen tube and the second filter screen tube proposed by the utility model;

[0025] Figure 4 The utility model proposes Figure 1 A magnified view of middle;

[0026] Figure 5 The utility model proposes Figure 1 Enlarged view of B.

[0027] In the figure:

[0028] 1. Shell; 2. Mounting plate; 3. First filter tube; 4. Second filter tube; 5. Third filter tube; 6. Cover plate; 7. Air storage box; 8. Sealing cover; 9. Fixing plate; 10. First sealed bearing; 11. Shaft tube; 12. Driven gear; 13. Second sealed bearing; 14. Air guide tube; 15. Right-angle plate; 16. Air pump; 17. Drive motor; 18. Main gear; 19. Jet tube; 20. Elbow; 21. One-way valve; 22. Mounting hole; 23. Threaded through hole; 24. Mounting screw; 25. Mounting nut; 26. Fastening bolt; 27. Support seat. DETAILED DESCRIPTION

[0029] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0030] According to an embodiment of the utility model, a filtering device for food detection is provided.

[0031] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-5As shown, a filtering device for food detection according to an embodiment of the utility model comprises a shell 1, a mounting plate 2 is installed inside the shell 1, and a first filter tube 3 and a second filter tube 4 are installed on the upper part of the mounting plate 2, a third filter tube 5 is sleeved on the side wall of the mounting plate 2, and a cover plate 6 is provided at the opening of the third filter tube 5, a sealing cover 8 is provided at the opening of the shell 1, a fixing plate 9 is installed at the rear of the shell 1, and a support seat 27 is installed at the lower part of the fixing plate 9, a first sealed bearing 10 is penetrated through the inner bottom surface of the shell 1, and a shaft tube 11 is penetrated inside the first sealed bearing 10, and a second sealed bearing 13 is provided inside the lower end of the shaft tube 11, and an air guide tube 14 is penetrated inside the second sealed bearing 13, and a right angle plate 1 is installed at the lower part of the shell 1 5 and an air pump 16, an air storage box 7 is installed at the lower part of the mounting plate 2, the upper end of the shaft tube 11 passes through the lower part of the air storage box 7, multiple groups of jet pipes 19 are passed between the mounting plate 2 and the air storage box 7, two groups of bent pipes 20 are fixedly passed through the lower part of the air storage box 7, and the side walls of the multiple groups of jet pipes 19 and the two groups of bent pipes 20 are provided with a one-way valve 21, one end of the air guide pipe 14 is fixedly connected to the output end of the air pump 16, a driving motor 17 is installed at the lower part of the right-angle plate 15, and the side wall of the output end of the driving motor 17 is fixedly sleeved with a main gear 18, and the side wall of the shaft tube 11 is fixedly sleeved with a driven gear 12, and the mounting plate 2 is provided, without affecting the filtering work, it is convenient to remove impurities contaminated by the filter structure, thereby improving the practical use of the filtering device for food detection.

[0032] In one embodiment, the main gear 18 and the driven gear 12 are meshed with each other, so that the main gear 18 pushes the driven gear 12 to rotate.

[0033] In one embodiment, a mounting hole 22 and a threaded through hole 23 are provided on the end surface of the fixing plate 9, a mounting screw 24 is passed through the interior of the mounting hole 22, and two sets of mounting nuts 25 are sleeved on the side walls of the mounting screw 24, one end of the mounting screw 24 is fixedly connected to the rear end surface of the outer shell 1, and a fastening bolt 26 is passed through the interior of the threaded through hole 23. By setting the fixing plate 9, the outer shell 1 can be fixed at a suitable inclination angle, which brings convenience to the operation and use of the filtering device for food detection.

[0034] In one embodiment, the threads of the mounting screw 24 and the two sets of mounting nuts 25 cooperate with each other, so as to facilitate adjustment of the use positions of the two sets of mounting nuts 25 .

[0035] In one embodiment, the threaded through hole 23 and the thread of the fastening bolt 26 cooperate with each other, so as to facilitate adjustment of the use position of the fastening bolt 26 .

[0036] In one embodiment, a control panel is installed on one side of the support base 27, and the control panel is electrically connected to the vacuum pump 16 and the drive motor 17 through wires. The control panel can be implemented through simple programming by technicians in this field, which is common knowledge in the field. It is only used without modification, so the control method and circuit connection will not be described in detail.

[0037] In one embodiment, the filter hole sizes of the first filter tube 3, the second filter tube 4 and the third filter tube 5 are reduced in sequence.

[0038] Working principle:

[0039] When the filtering device for food testing is actually used, the operator manually puts the food into the first filter tube 3, then injects the solution into the shell 1, and finally covers the opening of the third filter tube 5 with the cover plate 6, and covers the opening of the shell 1 with the sealing cover 8. At this time, the control panel is used to operate the vacuum pump 16 and the drive motor 17. The output end of the drive motor 17 drives the main gear 18 to rotate. The first sealed bearing 10 and the second sealed bearing 13 are used to drive the driven gear 12 to rotate. The rotating driven gear 12 passes through the shaft tube. 11 drives the air storage box 7 and the mounting plate 2 to rotate. By utilizing the centrifugal force, the food is dissolved by the solution, and the impurities are intercepted by the first filter tube 3, the second filter tube 4 and the third filter tube 5. Then, the shell 1 is inverted, the cover plate 6 and the sealing cover 8 are pulled out, and when the air pump 16 is working, the air can be drawn into the interior of the air storage box 7 through the air guide pipe 14 and the shaft tube 11, and the air inside the air storage box 7 is ejected through multiple groups of jet pipes 19 and two groups of bent pipes 20. The ejected gas can be blown to the inner walls of the shell 1, the first filter tube 3, the second filter tube 4 and the third filter tube 5, and the impurities will eventually be When the housing 1 is removed, the multiple sets of one-way valves 21 can prevent the solution from entering the interior of the air storage box 7 through the multiple sets of jet pipes 19 and the two sets of elbows 20. The installation plate 2 can be easily removed from the filter structure without affecting the filtering work, thereby improving the practicality of the filtering device for food testing. At the same time, when the housing 1 needs to be inverted, the installation screw 24 and the two sets of installation nuts 25 are used to cooperate with each other, and the operator manually rotates the two sets of installation nuts 25 clockwise and counterclockwise. When the two sets of installation nuts 25 are moved to the appropriate position, the two sets of installation nuts 25 are rotated clockwise and counterclockwise. When the housing 1 is rotated to a suitable position, the threaded through hole 23 cooperates with the thread of the fastening bolt 26, and the operator rotates the fastening bolt 26 clockwise by hand. When the fastening bolt 26 is in close contact with the housing 1, the two sets of mounting nuts 25 are rotated in the opposite direction. When the two sets of mounting nuts 25 are in close contact with the fixing plate 9, the use position of the housing 1 is fixed. The fixing plate 9 is provided to fix the housing 1 at a suitable inclination angle, which brings convenience to the operation and use of the filtering device for food detection.

[0040] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. 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 filtering device for food testing, characterized in that: The invention comprises a shell (1), wherein a mounting plate (2) is installed inside the shell (1), and a first filter tube (3) and a second filter tube (4) are installed on the upper part of the mounting plate (2), a third filter tube (5) is sleeved on the side wall of the mounting plate (2), and a cover plate (6) is arranged at the opening of the third filter tube (5), a sealing cover (8) is arranged at the opening of the shell (1), a fixing plate (9) is installed at the rear of the shell (1), and a support seat (27) is installed at the lower part of the fixing plate (9), a first sealing bearing (10) is passed through the inner bottom surface of the shell (1), and a shaft tube (11) is passed through the inner part of the first sealing bearing (10), and a second sealing bearing (13) is arranged inside the lower end of the shaft tube (11), and an air guide tube (14) is passed through the inner part of the second sealing bearing (13), A right-angle plate (15) and an air pump (16) are installed at the lower part of the housing (1), an air storage box (7) is installed at the lower part of the mounting plate (2), the upper end of the shaft tube (11) passes through the lower part of the air storage box (7), a plurality of groups of jet pipes (19) pass through between the mounting plate (2) and the air storage box (7), two groups of bent pipes (20) are fixedly passed through the lower part of the air storage box (7), and the side walls of the plurality of groups of jet pipes (19) and the two groups of bent pipes (20) are both provided with a one-way valve (21), one end of the air guide pipe (14) is fixedly connected to the output end of the air pump (16), a driving motor (17) is installed at the lower part of the right-angle plate (15), and a main gear (18) is fixedly sleeved on the side wall of the output end of the driving motor (17), and a driven gear (12) is fixedly sleeved on the side wall of the shaft tube (11).

2. A filtering device for food detection according to claim 1, characterized in that: The main gear (18) and the driven gear (12) are meshed with each other.

3. The filtering device for food detection according to claim 1, characterized in that: The end surface of the fixing plate (9) is provided with a mounting hole (22) and a threaded through hole (23); a mounting screw (24) passes through the interior of the mounting hole (22); and two sets of mounting nuts (25) are sleeved on the side wall of the mounting screw (24); one end of the mounting screw (24) is fixedly connected to the rear end surface of the housing (1); and a fastening bolt (26) passes through the interior of the threaded through hole (23).

4. A filtering device for food detection according to claim 3, characterized in that: The threads of the mounting screw rod (24) and the two sets of mounting nuts (25) cooperate with each other.

5. The filtering device for food detection according to claim 3, characterized in that: The threaded through hole (23) and the thread of the fastening bolt (26) cooperate with each other.

6. The filtering device for food detection according to claim 1, characterized in that: A control panel is installed on one side of the support base (27), and the control panel is electrically connected to the air pump (16) and the drive motor (17) through electric wires.

7. The filtering device for food detection according to claim 1, characterized in that: The filter hole sizes of the first filter tube (3), the second filter tube (4) and the third filter tube (5) decrease in sequence.

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