Mixing and filtering device for food inspection

Abstract

The utility model relates to the technical field of food inspection, and discloses a mixing and filtering device for food inspection, which comprises a filtering mechanism, and a mixing mechanism is arranged at the top of the filtering mechanism; the filtering mechanism comprises a filtering box, an opening is formed in the front face of the filtering box, an L-shaped plate is inserted into the opening, a first connecting rod is fixedly connected to the back face of the L-shaped plate, a square frame is fixedly connected to the back face of the first connecting rod, a filtering frame is inserted into the square frame, and a second connecting rod is fixedly connected to the back face of the L-shaped plate. A funnel is fixedly connected to the back face of the second connecting rod, filter paper is arranged in the funnel, and a collecting box is arranged on the L-shaped plate. According to the mixing and filtering device for food inspection, the L-shaped plate is pulled out, solid particles in the filtering frame, solid particles on filter paper in the funnel and liquid in the collecting box are taken out and detected respectively, and meanwhile, the filtering frame, the funnel and the collecting box can be taken down and cleaned conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of food inspection, in particular to a mixed filtering device for food inspection. Background Technique

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

[0003] The utility model patent with the authorization announcement number CN210543575U discloses "a filtering device for food inspection", including a base. The top of the base is fixedly connected with a housing. An inlet is opened at the top of the housing. A motor is fixedly installed on the right side of the housing. A short rod is fixedly connected to the output shaft of the motor. The top of the short rod is movably sleeved with a connecting rod. The left end of the connecting rod is movably sleeved with a stirring rod. In this filtering device for food inspection, the motor drives the short rod to rotate, and then drives the connecting rod and the stirring rod to do reciprocating motion, so that the stirring plate continuously stirs the solution, preventing the particles in the solution from depositing and avoiding the blockage of the filtering holes. Through the combined use of the first filter screen, the second filter screen and the third filter screen, the solution is filtered step by step, improving the filtering accuracy and facilitating the collection and detection of samples on different filtering layers.

[0004] However, the above existing technical solutions still have the following deficiencies: large particles will remain on the filter screen after filtration, and the filter screen cannot be removed, which is not convenient for cleaning the filter screen. Summary of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the purpose of the present utility model is to provide a mixed filtering device for food inspection, which is convenient to remove the filter frame, funnel and collection box for cleaning.

[0006] In order to solve the above technical problems, the present utility model provides the following technical solutions:

[0007] A mixed filtering device for food inspection, including a filtering mechanism, and a mixing mechanism is arranged on the top of the filtering mechanism;

[0008] The filtering mechanism includes a filtering box. An opening is formed in the front of the filtering box. An L-shaped plate is inserted into the opening. A first connecting rod is fixedly connected to the back of the L-shaped plate. A square frame is fixedly connected to the back of the first connecting rod. A filtering frame is inserted into the square frame. A second connecting rod is fixedly connected to the back of the L-shaped plate. A funnel is fixedly connected to the back of the second connecting rod. A filter paper is arranged in the funnel. A collection box is arranged on the L-shaped plate.

[0009] Preferably, the square frame is located directly above the funnel, and the collection box is located directly below the funnel.

[0010] Preferably, four moving wheels are fixedly connected to the bottom of the L-shaped plate, and a handle is fixedly connected to the front of the L-shaped plate.

[0011] Preferably, two rotating shafts are fixedly connected to the top of the front of the filtering box, and a baffle is rotatably connected to the surfaces of the two rotating shafts.

[0012] Preferably, the mixing mechanism includes a mixing cylinder. A cylinder cover is arranged on the top of the mixing cylinder. A motor is fixedly connected to the top of the cylinder cover. The output end of the motor is fixedly connected to a mixing shaft. The bottom of the mixing shaft movably penetrates through the cylinder cover and extends into the mixing cylinder, and stirring fan blades are fixedly connected to the surface of the mixing shaft. A sealing gasket is arranged on the inner top of the cylinder cover. A feeding port is arranged on the top of the cylinder cover.

[0013] Preferably, a discharge pipe is arranged at the bottom of the mixing cylinder. A valve is arranged on the discharge pipe. The bottom of the discharge pipe penetrates into the filtering box.

[0014] Preferably, an electric push rod is fixedly connected to the top of the filtering box. A push block is fixedly connected to the top of the electric push rod. The right side of the push block is fixedly connected to the cylinder cover. A support column is fixedly connected to the top of the filtering box. The top of the support column is fixedly connected to the mixing cylinder.

[0015] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows:

[0016] First, through the arranged filtering frame, the dissolved food solution can be filtered for the first time. After filtration, large particles remain in the filtering frame, and the rest filter into the funnel. Through the filter paper in the funnel, secondary filtration is carried out. The filtered solid particles remain on the filter paper, and the liquid falls into the collection box. After the filtration is completed, by rotating the baffle, the limit on the L-shaped plate is released, and the handle is pulled to pull the L-shaped plate. Under the action of the moving wheels, the friction of the L-shaped plate is reduced, and the L-shaped plate is pulled out. Subsequently, the solid particles in the filtering frame, the solid particles on the filter paper in the funnel, and the liquid in the collection box are taken out respectively for separate detection, and at the same time, it is convenient to remove the filtering frame, the funnel, and the collection box for cleaning.

[0017] Second, put the food and solution into the mixing cylinder through the feeding port. Drive the mixing shaft to rotate through the motor, so that the stirring fan blades crush and dissolve the food. Then open the valve and discharge it through the discharge pipe into the filtering mechanism for filtering operation. And through the provided electric push rod, the electric push rod can push the push block upward, and the push block drives the cylinder cover upward to separate the cylinder cover from the mixing cylinder, which is convenient for cleaning the mixing shaft, stirring fan blades and mixing cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0019] Figure 2 is a left-side sectional structural schematic diagram of the filtering mechanism of the present utility model;

[0020] Figure 3 is a left-side sectional and three-dimensional structural schematic diagram of the internal structure of the filter box of the present utility model;

[0021] Figure 4 is a right-side perspective structural schematic diagram of the present utility model;

[0022] Figure 5 is a front-sectional and overall structural schematic diagram of the mixing mechanism of the present utility model.

[0023] Wherein: 11, filter box; 12, L-shaped plate; 13, square frame; 14, filter frame; 15, funnel; 16, filter paper; 17, collection box; 18, moving wheel; 19, handle; 20, baffle; 21, mixing cylinder; 22, cylinder cover; 23, motor; 24, mixing shaft; 25, stirring fan blade; 26, discharge pipe; 27, electric push rod; 28, support column. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The following will further describe in detail the specific embodiments of the present utility model in conjunction with the drawings.

[0025] Please refer to Figure 1 , Figure 2 and Figure 3 , a mixing and filtering device for food inspection, including a filtering mechanism, and a mixing mechanism is arranged on the top of the filtering mechanism;

[0026] The filtering mechanism includes a filter box 11, an opening is formed on the front surface of the filter box 11, an L-shaped plate 12 is inserted into the opening, a first connecting rod is fixedly connected to the back surface of the L-shaped plate 12, a square frame 13 is fixedly connected to the back surface of the first connecting rod, a filter frame 14 is inserted into the square frame 13, a second connecting rod is fixedly connected to the back surface of the L-shaped plate 12, a funnel 15 is fixedly connected to the back surface of the second connecting rod, a filter paper 16 is arranged in the funnel 15, and a collection box 17 is arranged on the L-shaped plate 12.

[0027] The square box 13 is located directly above the funnel 15, and the collection box 17 is located directly below the funnel 15.

[0028] Four moving wheels 18 are fixedly connected to the bottom of the L-shaped plate 12, and a handle 19 is fixedly connected to the front of the L-shaped plate 12.

[0029] Two rotating shafts are fixedly connected to the top of the front surface of the filter box 11, and a baffle 20 is rotatably connected to the surfaces of the two rotating shafts.

[0030] Through the above technical solution, the first filtration of the dissolved food solution can be carried out through the provided filter frame 14. After filtration, large particles remain in the filter frame 14, and the rest filter into the funnel 15. Then, secondary filtration is carried out through the filter paper 16 in the funnel 15. The filtered solid particles remain on the filter paper 16, and the liquid falls into the collection box 17. After the filtration is completed, by rotating the baffle 20, the limit on the L-shaped plate 12 is released, and the handle 19 is pulled to pull the L-shaped plate 12. Under the action of the moving wheels 18, the friction of the L-shaped plate 12 is reduced, and the L-shaped plate 12 is pulled out. Subsequently, the solid particles in the filter frame 14, the solid particles on the filter paper 16 in the funnel 15, and the liquid in the collection box 17 are taken out respectively for separate detection. At the same time, it is convenient to remove the filter frame 14, the funnel 15, and the collection box 17 for cleaning.

[0031] Please refer to Figure 1 Figure 2 、 Figure 4 and Figure 5 , a mixed filtration device for food inspection. The mixing mechanism includes a mixing cylinder 21. A cylinder cover 22 is arranged at the top of the mixing cylinder 21. A motor 23 is fixedly connected to the top of the cylinder cover 22. The output end of the motor 23 is fixedly connected to a mixing shaft 24. The bottom of the mixing shaft 24 movably penetrates through the cylinder cover 22 and extends into the mixing cylinder 21. And stirring fan blades 25 are fixedly connected to the surface of the mixing shaft 24. A sealing gasket is arranged on the inner top of the cylinder cover 22, and a feeding port is arranged at the top of the cylinder cover 22.

[0032] A discharge pipe 26 is arranged at the bottom of the mixing cylinder 21. A valve is arranged on the discharge pipe 26, and the bottom of the discharge pipe 26 penetrates into the filter box 11.

[0033] An electric push rod 27 is fixedly connected to the top of the filter box 11. A push block is fixedly connected to the top of the electric push rod 27. The right side of the push block is fixedly connected to the cylinder cover 22. A support column 28 is fixedly connected to the top of the filter box 11, and the top of the support column 28 is fixedly connected to the mixing cylinder 21.

[0034] Through the above technical solution, food and solution are put into the mixing cylinder 21 through the feeding port. The mixing shaft 24 is driven to rotate by the motor 23, so that the stirring fan blades 25 crush and dissolve the food. Then, the valve is opened and the mixture is discharged through the discharge pipe 26 into the filtering mechanism for filtering operation. By means of the provided electric push rod 27, the electric push rod 27 can push the push block upward, and the push block drives the cylinder cover 22 to move upward, so that the cylinder cover 22 is separated from the mixing cylinder 21, facilitating the cleaning of the mixing shaft 24, the stirring fan blades 25 and the mixing cylinder 21.

[0035] During use, food and solution are put into the mixing cylinder 21 through the feeding port. The mixing shaft 24 is driven to rotate by the motor 23, so that the stirring fan blades 25 crush and dissolve the food. Then, the valve is opened and the mixture is discharged through the discharge pipe 26 onto the filter frame 14. The provided filter frame 14 can perform the first filtration on the dissolved food solution. After filtration, large particles remain in the filter frame 14, and the rest filter into the funnel 15. Further secondary filtration is carried out through the filter paper 16 in the funnel 15. The filtered solid particles remain on the filter paper 16, and the liquid falls into the collection box 17. After the filtration is completed, by rotating the baffle 20, the limit on the L-shaped plate 12 is released, and the handle 19 is pulled to pull the L-shaped plate 12. Under the action of the moving wheels 18, the friction of the L-shaped plate 12 is reduced, and the L-shaped plate 12 is pulled out. Then, the solid particles in the filter frame 14, the solid particles on the filter paper 16 in the funnel 15 and the liquid in the collection box 17 are taken out respectively for separate detection. At the same time, it is convenient to remove the filter frame 14, the funnel 15 and the collection box 17 for cleaning.

[0036] Although the specific embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these specific embodiments without departing from the principle and spirit. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mixed filtration device for food inspection, comprising a filtration mechanism, characterized in that: A mixing mechanism is arranged at the top of the filtering mechanism; The filtering mechanism includes a filtering box (11), an opening is formed in the front of the filtering box (11), an L-shaped plate (12) is inserted into the opening, a first connecting rod is fixedly connected to the back of the L-shaped plate (12), a square frame (13) is fixedly connected to the back of the first connecting rod, a filtering frame (14) is inserted into the square frame (13), a second connecting rod is fixedly connected to the back of the L-shaped plate (12), a funnel (15) is fixedly connected to the back of the second connecting rod, a filter paper (16) is arranged in the funnel (15), and a collection box (17) is arranged on the L-shaped plate (12).

2. The hybrid filtration device for food inspection according to claim 1, characterized in that: The square frame (13) is directly above the funnel (15), and the collection box (17) is directly below the funnel (15).

3. A mixed filtering device for food inspection according to claim 1, wherein: Four moving wheels (18) are fixedly connected to the bottom of the L-shaped plate (12), and a handle (19) is fixedly connected to the front of the L-shaped plate (12).

4. A mixed filtration device for food inspection according to claim 1, characterized in that: Two rotating shafts are fixedly connected to the top of the front of the filtering box (11), and a baffle (20) is rotatably connected to the surfaces of the two rotating shafts.

5. The hybrid filtration device for food inspection according to claim 1, wherein: The mixing mechanism includes a mixing cylinder (21), a cylinder cover (22) is arranged at the top of the mixing cylinder (21), a motor (23) is fixedly connected to the top of the cylinder cover (22), an output end of the motor (23) is fixedly connected to a mixing shaft (24), the mixing shaft (24) movably penetrates through the cylinder cover (22) at the bottom and extends into the mixing cylinder (21), and stirring fan blades (25) are fixedly connected to the surface of the mixing shaft (24), a sealing gasket is arranged on the inner top of the cylinder cover (22), and a feeding port is arranged at the top of the cylinder cover (22).

6. The hybrid filtration device for food inspection according to claim 5, characterized in that: A discharge pipe (26) is arranged at the bottom of the mixing cylinder (21), a valve is arranged on the discharge pipe (26), and the bottom of the discharge pipe (26) penetrates into the filtering box (11).

7. A mixed filtration device for food inspection according to claim 1, characterized in that: An electric push rod (27) is fixedly connected to the top of the filtering box (11), a pushing block is fixedly connected to the top of the electric push rod (27), the right side of the pushing block is fixedly connected to the cylinder cover (22), a support column (28) is fixedly connected to the top of the filtering box (11), and the top of the support column (28) is fixedly connected to the mixing cylinder (21).

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