Rapid sample preparation equipment for food inspection

Abstract

The utility model relates to the technical field of food inspection, in particular to rapid sample preparation equipment for food inspection, which comprises a food sample preparation bin, a grinding disc is rotatably connected to the center of the food sample preparation bin, a discharge port is formed in one side of the food sample preparation bin, a sealing block is arranged in the discharge port, and the sealing block is connected with the grinding disc. An assembling groove is formed in the inner side of the sealing block, a first assembling block is assembled and connected into the assembling groove during sample preparation, and a second assembling block is assembled and connected into the assembling groove during cleaning. Compared with the prior art, the food sample preparation bin has the advantages that the cleaning brush driven by the motor is arranged on the front side of the second assembly block, when the interior of the food sample preparation bin is cleaned, the sealing block is detached, the first assembly block in the food sample preparation bin is replaced by the second assembly block, and the cleaning brush also rotates to brush the side wall of the grinding disc in the rotating process of the grinding disc; and after cleaning is completed, the second assembly block can be detached for cleaning, and the cleaning brush is kept in a clean state.

Description

Technical Field

[0001] The utility model relates to the technical field of food inspection, in particular to a rapid sample preparation device for food inspection. Background Art

[0002] With the improvement of living standards, people are paying more and more attention to food safety issues. Food safety is directly related to people's health. Therefore, strict inspection and supervision of food is particularly important. In the process of food inspection, sample preparation is a key link. The food needs to be crushed and then mixed with reagents for sample preparation. After the mixing, the food sample is analyzed to obtain various safety indicators of the food. In the process of food sampling, rapid sample preparation equipment is needed to process the food.

[0003] A rapid sample preparation device for food inspection is disclosed in Chinese patent CN202221898115.3. The rapid sample preparation device for food inspection uses a stirring and cleaning mechanism. When the rotating shaft rotates, the rotating plate is driven to rotate. When the rotating plate rotates, multiple stirring plates and cleaning plates are driven to rotate. When the stirring plate rotates, the crushed food falling on the bottom of the inner wall of the crushing box is fully mixed with the inspection reagent. When the cleaning plate rotates, the food adhered to the inner wall of the crushing box can be scraped off, which is convenient for staff to clean and reduces the difficulty of cleaning for staff, thereby improving the accuracy of sample preparation food analysis and inspection, and improving the work efficiency of staff in sample preparation and inspection of food. However, the cleaning plate of the rapid sample preparation device for food inspection is always located inside the device, and the cleaning plate itself will be contaminated with a large amount of food residues and is inconvenient to clean. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a food inspection rapid sample preparation device, which effectively solves the deficiencies of the prior art.

[0005] The purpose of the utility model is achieved through the following technical solutions: a food inspection rapid sample preparation device, including a food sample preparation bin, a grinding disc is rotatably connected to the center of the food sample preparation bin, a discharge port is provided on one side of the food sample preparation bin, a closing block is provided inside the discharge port, an assembly groove is provided on the inner side of the closing block, a first assembly block is assembled and connected inside the assembly groove during sample preparation, and a second assembly block is assembled and connected inside the assembly groove during cleaning.

[0006] Optionally, a plurality of grinding teeth are fixedly connected to the outer side of the grinding disk, the outer side of the grinding teeth is tangent to the inner wall of the food sample preparation bin, a motor is fixedly connected to the center of the top of the food sample preparation bin, and the output end of the motor is fixedly connected to the rotating shaft at the top of the grinding disk.

[0007] The above technical solution is adopted: by arranging a grinding disc with grinding teeth inside the food sample preparation bin, the food to be tested can be ground while the motor drives the grinding disc to rotate, and the food can be mixed with the detection reagent to quickly complete the sample preparation. The ground food has a smaller and more uniform particle size than the crushed food, thereby improving the detection accuracy.

[0008] Optionally, a feed inlet is provided on one side of the top of the food sample preparation bin, and the feed inlet is funnel-shaped.

[0009] Optionally, the inner wall shape of the first assembly block is compatible with the inner wall shape of the food sample preparation chamber, a threaded groove is provided at the bottom of the assembly groove, and the closing block is fixedly connected to the first assembly block or the second assembly block via the threaded groove and screws.

[0010] The above technical solution is adopted: by setting an assembly groove inside the closing block, when sampling the food, the first assembly block is fixedly installed in the assembly groove, so that the inner wall of the food sampling chamber remains flat, and the food can be fully ground and sampled.

[0011] Optionally, the shapes of the rear sides of the first assembly block and the second assembly block are adapted to the shape of the assembly groove, and the first assembly block and the second assembly block are fixedly connected to the assembly groove via a threaded groove.

[0012] Optionally, an arc-shaped groove is formed on the front side of the second assembly block, and a plurality of cleaning brushes are rotatably connected to the inner side of the arc-shaped groove, and the cleaning brushes are driven by a small motor.

[0013] The above technical solution is adopted: by arranging a motor-driven cleaning brush on the front side of the second assembly block, when cleaning the inside of the food sample preparation chamber, the closing block is removed, and the first assembly block inside is replaced by the second assembly block. Then, during the rotation of the grinding disk, the cleaning brush also rotates to brush the side wall of the grinding disk, thereby fully cleaning the grinding disk. After cleaning is completed, the second assembly block can be removed for cleaning, so that the cleaning brush remains in a clean state.

[0014] Optionally, the top and the bottom of the outer side of the discharge port are provided with lock buckles, and the closing block is fixedly connected to the food sample preparation bin via the lock buckles.

[0015] Optionally, a handle is fixedly connected to the middle part of the outer side of the closing block, a pressure button is arranged above the handle, and signal transmission devices are respectively arranged in the pressure button and the driving motor of the cleaning brush, and a start command is sent to the driving motor when the pressure button is pressed.

[0016] The utility model has the following advantages:

[0017] 1. The rapid sample preparation equipment for food inspection sets a grinding disc with grinding teeth inside the food sample preparation bin. When the motor drives the grinding disc to rotate, the food to be tested can be ground and mixed with the detection reagent to quickly complete the sample preparation. The ground food has a smaller and more uniform particle size than the crushed food, which improves the detection accuracy.

[0018] 2. The food inspection rapid sample preparation equipment has an assembly groove arranged inside the closed block. When preparing samples of food, the first assembly block is fixedly installed in the assembly groove, so that the inner wall of the food sample preparation chamber remains flat, and the food can be fully ground and sampled.

[0019] 3. The food inspection rapid sample preparation equipment has a motor-driven cleaning brush arranged on the front side of the second assembly block. When cleaning the interior of the food sample preparation chamber, the closing block is removed and the first assembly block inside is replaced by the second assembly block. Then, during the rotation of the grinding disc, the cleaning brush also rotates to brush the side wall of the grinding disc, thereby fully cleaning the grinding disc. After cleaning, the second assembly block can be removed for cleaning, so that the cleaning brush remains in a clean state. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the sample preparation state of the utility model;

[0021] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0022] Figure 3 It is a cross-sectional structural schematic diagram of the sample preparation state of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the grinding disc of the utility model;

[0024] Figure 5 It is a schematic cross-sectional view of the utility model in a cleaning state;

[0025] Figure 6 It is a schematic diagram of the enlarged structure of the B portion of the utility model body 5;

[0026] Figure 7 This is a schematic diagram of the structure of the sealing block of the utility model in a cleaning state;

[0027] Figure 8 It is a rear view structural schematic diagram of the sealing block of the utility model in a cleaning state.

[0028] In the figure: 1-food sample preparation chamber, 2-grinding disc, 3-discharging port, 4-closing block, 5-assembly groove, 6-first assembly block, 7-second assembly block, 8-grinding teeth, 9-motor, 10-feeding port, 11-threaded groove, 12-arc groove, 13-cleaning brush, 14-lock, 15-handle, 16-pressure button. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0030] like Figures 1 to 8 As shown, a rapid sample preparation device for food inspection comprises a food sample preparation bin 1, a grinding disc 2 is rotatably connected at the center of the food sample preparation bin 1, a discharge port 3 is provided on one side of the food sample preparation bin 1, a closing block 4 is provided inside the discharge port 3, an assembly groove 5 is provided on the inner side of the closing block 4, a first assembly block 6 is assembled and connected inside the assembly groove 5 during sample preparation, and a second assembly block 7 is assembled and connected inside the assembly groove 5 during cleaning.

[0031] Embodiment 1: A plurality of grinding teeth 8 are fixedly connected to the outer side of the grinding disc 2, and the outer side of the grinding teeth 8 is tangent to the inner wall of the food sample preparation chamber 1. A motor 9 is fixedly connected to the center of the top of the food sample preparation chamber 1, and the output end of the motor 9 is fixedly connected to the rotating shaft at the top of the grinding disc 2. By arranging a grinding disc 2 with grinding teeth 8 inside the food sample preparation chamber 1, the motor 9 drives the grinding disc 2 to rotate, so that the food to be tested can be ground and mixed with the detection reagent to quickly complete the sample preparation. The ground food has a smaller and more uniform particle size than the crushed food, thereby improving the detection accuracy.

[0032] Embodiment 2: A feeding port 10 is provided on one side of the top of the food sample preparation bin 1, and the feeding port 10 is funnel-shaped.

[0033] Embodiment 3: The inner wall shape of the first assembly block 6 is adapted to the inner wall shape of the food sample preparation chamber 1, a threaded groove 11 is provided at the bottom of the assembly groove 5, and the closing block 4 is fixedly connected to the first assembly block 6 or the second assembly block 7 through the threaded groove 11 and screws. By arranging the assembly groove 5 inside the closing block 4, when sampling the food, the first assembly block 6 is fixedly installed in the assembly groove 5, so that the inner wall of the food sample preparation chamber 1 remains flat, and the food can be fully ground and sampled.

[0034] Embodiment 4: The rear side shapes of the first assembly block 6 and the second assembly block 7 are adapted to the shape of the assembly groove 5 , and the first assembly block 6 and the second assembly block 7 are fixedly connected to the assembly groove 5 via the threaded groove 11 .

[0035] Embodiment 5: An arc groove 12 is provided on the front side of the second assembly block 7, and a plurality of cleaning brushes 13 are rotatably connected to the inner side of the arc groove 12. The cleaning brush 13 is driven by a small motor. By arranging the motor-driven cleaning brush 13 on the front side of the second assembly block 7, when cleaning the interior of the food sample preparation chamber 1, the closing block 4 is removed, and the first assembly block 6 inside is replaced by the second assembly block 7. Then, during the rotation of the grinding disc 2, the cleaning brush 13 also rotates to brush the side wall of the grinding disc 2, so that the grinding disc 2 is fully cleaned. After cleaning, the second assembly block 7 can be removed for cleaning to keep the cleaning brush 13 in a clean state.

[0036] Embodiment 6: Lock buckles 14 are provided on the top and bottom of the outer side of the discharge port 3 , and the closing block 4 is fixedly connected to the food sample preparation bin 1 via the lock buckles 14 .

[0037] Embodiment 7: A handle 15 is fixedly connected to the middle part of the outer side of the closing block 4, a pressure button 16 is arranged above the handle 15, and signal transmission devices are arranged in the pressure button 16 and the driving motor of the cleaning brush 13 respectively. When the pressure button 16 is pressed, a start command is sent to the driving motor.

[0038] The working principle of the utility model is as follows:

[0039] S1. A grinding disc 2 with grinding teeth 8 is arranged inside the food sample preparation chamber 1. When the motor 9 drives the grinding disc 2 to rotate, the food to be tested can be ground and mixed with the detection reagent to quickly complete the sample preparation. The ground food has a smaller and more uniform particle size than the crushed food, thereby improving the detection accuracy.

[0040] S2. A motor-driven cleaning brush 13 is arranged on the front side of the second assembly block 7. When cleaning the interior of the food sample preparation chamber 1, the closing block 4 is removed, and the first assembly block 6 inside is replaced by the second assembly block 7. Then, during the rotation of the grinding disc 2, the cleaning brush 13 also rotates to brush the side wall of the grinding disc 2, so that the grinding disc 2 is fully cleaned. After cleaning, the second assembly block 7 can be removed for cleaning, so that the cleaning brush 13 remains in a clean state.

[0041] Compared with the prior art, the present invention has the following beneficial effects:

[0042] 1. The rapid sample preparation equipment for food inspection can grind the food to be tested by arranging a grinding disc 2 with grinding teeth 8 inside a food sample preparation chamber 1. The motor 9 drives the grinding disc 2 to rotate, and the food to be tested is mixed with the detection reagent to quickly complete the sample preparation. The ground food has a smaller and more uniform particle size than the crushed food, thereby improving the detection accuracy.

[0043] 2. The food inspection rapid sample preparation equipment sets an assembly groove 5 inside the closing block 4. When preparing samples of food, the first assembly block 6 is fixedly installed in the assembly groove 5. Then, the inner wall of the food sample preparation chamber 1 remains flat, and the food can be fully ground and sampled.

[0044] 3. The food inspection rapid sample preparation equipment has a motor-driven cleaning brush 13 disposed on the front side of the second assembly block 7. When cleaning the interior of the food sample preparation chamber 1, the closing block 4 is removed, and the first assembly block 6 inside is replaced with the second assembly block 7. Then, during the rotation of the grinding disc 2, the cleaning brush 13 also rotates to brush the side wall of the grinding disc 2, so that the grinding disc 2 is fully cleaned. After cleaning, the second assembly block 7 can be removed for cleaning, so that the cleaning brush 13 remains in a clean state.

Claims

1. A rapid sample preparation device for food inspection, characterized in that: The invention comprises a food sample preparation bin (1), wherein a grinding disc (2) is rotatably connected at the center of the food sample preparation bin (1), a discharge port (3) is provided on one side of the food sample preparation bin (1), a closing block (4) is provided inside the discharge port (3), an assembly groove (5) is provided inside the closing block (4), a first assembly block (6) is assembled and connected inside the assembly groove (5) during sample preparation, and a second assembly block (7) is assembled and connected inside the assembly groove (5) during cleaning.

2. A food inspection rapid sample preparation device according to claim 1, characterized in that: A plurality of grinding teeth (8) are fixedly connected to the outer side of the grinding disc (2), and the outer side of the grinding teeth (8) is tangent to the inner wall of the food sample preparation bin (1). A motor (9) is fixedly connected to the center of the top of the food sample preparation bin (1), and the output end of the motor (9) is fixedly connected to the rotating shaft at the top of the grinding disc (2).

3. A food inspection rapid sample preparation device according to claim 2, characterized in that: A feed inlet (10) is provided on one side of the top of the food sample preparation bin (1), and the feed inlet (10) is funnel-shaped.

4. A food inspection rapid sample preparation device according to claim 3, characterized in that: The inner wall shape of the first assembly block (6) is matched with the inner wall shape of the food sample preparation chamber (1), a thread groove (11) is provided at the bottom of the assembly groove (5), and the closing block (4) is fixedly connected to the first assembly block (6) or the second assembly block (7) via the thread groove (11) and screws.

5. A food inspection rapid sample preparation device according to claim 4, characterized in that: The rear side shapes of the first assembly block (6) and the second assembly block (7) are adapted to the shape of the assembly groove (5), and the first assembly block (6) and the second assembly block (7) are fixedly connected to the assembly groove (5) via a threaded groove (11).

6. A food inspection rapid sample preparation device according to claim 5, characterized in that: An arc-shaped groove (12) is provided on the front side of the second assembly block (7), and a plurality of cleaning brushes (13) are rotatably connected to the inner side of the arc-shaped groove (12), and the cleaning brushes (13) are driven by a small motor.

7. A food inspection rapid sample preparation device according to claim 6, characterized in that: Lock buckles (14) are provided on the top and bottom of the outer side of the discharge port (3), and the closing block (4) is fixedly connected to the food sample preparation bin (1) via the lock buckles (14).

8. A food inspection rapid sample preparation device according to claim 7, characterized in that: A handle (15) is fixedly connected to the middle of the outer side of the closing block (4), a pressure button (16) is arranged above the handle (15), and signal transmission devices are respectively arranged in the pressure button (16) and the driving motor of the cleaning brush (13), and when the pressure button (16) is pressed, a start command is sent to the driving motor.

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