Fermented bean curd detection sample preparation device
By designing a fermented bean curd test sample preparation device and adopting a grinding and pressurized filtration structure, the problems of low fermented bean curd juice extraction efficiency and affected test results in the existing technology are solved, and rapid and effective solid-liquid separation and accuracy of test data are achieved.
Patent Information
- Application Number
- CN202422471960.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-12
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-10-12
AI Technical Summary
In existing fermented bean curd juice extraction methods, the use of a pipette or straw may cause amino acid crystals to enter and affect the test results, and the funnel filtration method is inefficient.
A fermented bean curd sample preparation device was designed, which included a hollow shell, a separation and extraction component, and a filtration structure. It achieved solid-liquid separation through grinding and pressurized filtration, and provided rapid disassembly and assembly and secondary filtration functions.
The method achieves rapid and effective extraction of fermented bean curd juice, avoids the influence of amino acid crystallization on the test results, and improves the filtration efficiency.
Smart Images
Figure CN223332729U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of fermented bean curd detection, in particular to a fermented bean curd detection sample preparation device. Background Art
[0002] Fermented bean curd, also known as fermented tofu, is a timeless delicacy. When testing fermented bean curd, the juice must be extracted and the remaining solid sample ground for sample preparation.
[0003] Existing methods for extracting fermented bean curd juice typically involve directly aspirating the juice with a pipette or straw. However, small amino acid crystals can be carried into the pipette or straw during extraction, potentially affecting test data. Another method, funnel filtration, is slow and inefficient for obtaining solid samples.
[0004] Therefore, the existing methods of extracting fermented bean curd juice mostly use pipettes or straws for suction extraction, which may cause small amino acid crystals to enter and affect the test results. The funnel filtration method is slow and inefficient. A fermented bean curd test sample preparation device can be designed to solve the above problems. Utility Model Content
[0005] In order to overcome the shortcomings of the existing fermented bean curd juice extraction, most of the methods use pipettes or straws for suction extraction, which may cause small amino acid crystals to enter and affect the test results, and the funnel filtration method is slow and inefficient.
[0006] The technical solution of the utility model is as follows: a fermented bean curd detection sample preparation device includes a hollow shell and a separation and extraction component; a separation and extraction component for extracting fermented bean curd juice is arranged inside the hollow shell; the separation and extraction component includes a fixed slide rail; two fixed slide rails are provided and are respectively placed on both sides of the hollow shell; a movable slider is slidably connected to the fixed slide rail; a connecting hook is provided on the movable slider; the connecting hook is arranged in a curved hook shape, and there are four connecting hooks in total, and two connecting hooks are provided on the movable slider on the same side, and the connecting hooks on the movable sliders on both sides are arranged in a mirror image.
[0007] Preferably, the main body external structure is provided to perform the main protection work and provide an extraction place at the same time; a grinding structure is provided to perform grinding and primary filtration; a separation and extraction component is provided and pressurized, which can be quickly disassembled and assembled, convenient for use and replacement, and secondary filtration is performed at the same time, and only juice is extracted; a collection structure is provided to perform juice collection work.
[0008] Preferably, a hanging belt is hung on the connecting hook; the hanging belt is made of soft material, and the connecting hook and the hanging belt are configured for quick assembly and disassembly; a filter bag is provided at the lower end of the hanging belt.
[0009] Preferably, square frames are provided on both sides of the filter bag; the square frames are provided on both sides of the exterior of the hollow shell; the square frames are arranged in a rectangular shape, and push rods are provided between the square frames; and an extrusion plate is provided on the push rods.
[0010] Preferably, the square frame, the push rod and the extrusion plate are arranged as a group, and two groups are provided in total. The two groups are respectively placed on both sides of the filter bag and are symmetrically arranged.
[0011] Preferably, the hollow shell is configured as a hollow rectangular column; a feed port is provided at the upper end of the hollow shell; the feed port is configured as a trapezoid, and a slot is provided on the feed port.
[0012] Preferably, an arc-shaped grinding plate is provided at the lower end of the feed port; the arc-shaped grinding plate is arranged in an arc shape, and an opening is provided on the arc-shaped grinding plate, and the arc-shaped grinding plate is arranged inside the hollow shell and at the upper end of the fixed slide rail.
[0013] Preferably, a rotating motor is provided at the rear end of the hollow shell; the front end of the rotating motor is rotatably connected to a rotating shaft through a coupling; a connecting strip is provided at the front end of the rotating shaft; a grinding strip is provided at the lower end of the connecting strip; the bottom surface of the grinding strip is in contact with the arc surface of the arc-shaped grinding plate.
[0014] Preferably, a rotating motor is provided at the rear end of the hollow shell; the front end of the rotating motor is rotatably connected to a rotating shaft through a coupling; a connecting strip is provided at the front end of the rotating shaft; a grinding strip is provided at the lower end of the connecting strip; the bottom surface of the grinding strip is in contact with the arc surface of the arc-shaped grinding plate.
[0015] Beneficial effects of the utility model:
[0016] 1. By setting up the external structure of the main body, the main protection work is carried out, and at the same time, an extraction site is provided for solid-liquid feeding. A grinding structure is set at the upper end of the device to perform solid-liquid grinding and primary filtration. A separation and extraction component is set at its lower end, and an extrusion structure is used to pressurize it, which can be used for secondary filtration to separate and extract solid and liquid fermented bean curd. At the same time, the entire device can be displaced and quickly disassembled and assembled, which is convenient for use and replacement. A collection structure is set to separate and collect juice and solid matter. It overcomes the shortcomings of existing fermented bean curd juice extraction, which mostly uses a pipette or straw for suction extraction, which may cause small amino acid crystals to enter and affect the test results, and the funnel filtration method is slow and inefficient;
[0017] 2. The external structure is provided for overall protection. The hollow shell provides an extraction area and can also be used for protection. The fermented bean curd enters the curved grinding plate from the feed port. The rotating motor starts, driving the rotating shaft, connecting bars, and grinding bars to rotate and move, achieving grinding and primary filtration. The curved switch plate and the square switch plate provide protection. The juice collection tank collects the juice after filtration, and the handle can drive the juice collection tank to move and discharge. The juice is then extracted through the provided separation and extraction components. After the primary filtration, the fermented bean curd falls onto the filter bag. The suspension belt connects the filter bag, and the connecting hook is fixed to the fixed slide rail. The suspension belt is hung on the connecting hook for quick disassembly and replacement. The square frame fixes the push rod, which is extended and retracted to drive the extrusion plate to squeeze the middle, pressurizing the filter bag to achieve juice filtration. After filtration, the movable slider slides on the fixed slide rail, driving the filter bag to move, collecting and uniformly processing the filtered solids, completing the fermented bean curd juice extraction for food testing. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 Shown is a schematic diagram of the three-dimensional structure of the fermented bean curd detection sample preparation device of the present invention;
[0019] Figure 2 Shown is a schematic diagram of the hollow shell of the fermented bean curd detection sample preparation device of the present invention;
[0020] Figure 3 Shown is a schematic diagram of the connection strips of the fermented bean curd detection sample preparation device of the present invention;
[0021] Figure 4 Shown is a schematic diagram of a filter bag of a fermented bean curd detection sample preparation device of the present invention;
[0022] Figure 5 Shown is a schematic diagram of the extrusion plate of the fermented bean curd detection sample preparation device of the present invention;
[0023] Explanation of the accompanying reference numerals: 1. hollow shell; 2. feed port; 3. arc-shaped grinding plate; 4. rotating motor; 5. rotating shaft; 6. connecting bar; 7. grinding bar; 8. arc-shaped switch plate; 9. square switch plate; 10. juice collecting tank; 11. handle; 1201. fixed slide rail; 1202. movable slider; 1203. connecting hook; 1204. hanging belt; 1205. filter bag; 1206. square frame; 1207. push rod; 1208. extrusion plate. DETAILED DESCRIPTION
[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments.
[0025] See also Figure 1-Figure 5The present utility model provides an embodiment: a fermented bean curd detection sample preparation device, comprising a hollow shell 1 and a separation and extraction component; the hollow shell 1 is configured as a hollow rectangular column; a feed port 2 is provided at the upper end of the hollow shell 1; the feed port 2 is configured as a trapezoid, and a slot is provided on the feed port 2. An arc-shaped grinding plate 3 is provided at the lower end of the feed port 2; the arc-shaped grinding plate 3 is configured as an arc, and an opening is provided on the arc-shaped grinding plate 3, and the arc-shaped grinding plate 3 is provided inside the hollow shell 1 and at the upper end of the fixed slide rail 1201. A rotating motor 4 is provided at the rear end of the hollow shell 1; the front end of the rotating motor 4 is rotatably connected to a rotating shaft 5 through a coupling; a connecting bar 6 is provided at the front end of the rotating shaft 5; a grinding bar 7 is provided at the lower end of the connecting bar 6; the bottom surface of the grinding bar 7 is in contact with the arc surface of the arc-shaped grinding plate 3. An arc-shaped switch plate 8 is provided at the front end of the arc-shaped grinding plate 3; a square switch plate 9 is provided at the front end of the filter bag 1205; both the arc-shaped switch plate 8 and the square switch plate 9 are arranged on the hollow shell 1, and the square switch plate 9 is at the lower end of the arc-shaped switch plate 8; a juice collecting trough 10 is provided at the lower end of the filter bag 1205; a handle 11 is provided at the front end of the juice collecting trough 10; a slot is provided on the juice collecting trough 10; the juice collecting trough 10 is arranged at the lower end of the square switch plate 9; the juice collecting trough 10 and the handle 11 are provided as a group and are arranged inside the hollow shell 1. The hollow shell 1 provides an extraction place and can also perform protective work. The fermented bean curd enters the arc-shaped grinding plate 3 from the feed port 2. The rotating motor 4 is started, driving the rotating shaft 5, connecting bar 6 and grinding bar 7 to rotate and displace to achieve grinding and one-time filtration. The arc-shaped switch plate 8 and the square switch plate 9 perform protective work. The juice collection tank 10 collects the juice after filtration. The handle 11 can drive the juice collection tank 10 to displace and discharge the material.
[0026] See also Figure 3-Figure 5The present invention provides an embodiment: a separation and extraction assembly for extracting fermented bean curd samples is disposed within a hollow shell 1; the separation and extraction assembly includes a fixed rail 1201; two fixed rails 1201 are provided, one on each side of the hollow shell 1; a movable slider 1202 is slidably connected to the fixed rail 1201; a connecting hook 1203 is provided on the movable slider 1202; the connecting hook 1203 is configured as a curved hook, with four connecting hooks 1203 provided in total, with two connecting hooks 1203 provided on the movable slider 1202 on the same side, and the connecting hooks 1203 on the movable sliders 1202 on both sides being mirror images. A hanging belt 1204 is suspended from the connecting hook 1203; the hanging belt 1204 is configured as a soft material, and the connecting hook 1203 and the hanging belt 1204 are configured for quick assembly and disassembly; a filter bag 1205 is provided at the lower end of the hanging belt 1204. Square frames 1206 are provided on both sides of the filter bag 1205. Square frames 1206 are arranged on both sides of the exterior of the hollow housing 1. Square frames 1206 are arranged in a rectangular shape, and push rods 1207 are provided between the square frames 1206. Push rods 1207 are provided with extrusion plates 1208. Square frames 1206, push rods 1207, and extrusion plates 1208 are provided as a set, and two sets are provided in total, one on each side of the filter bag 1205, in a symmetrical arrangement. After one filtration is completed, the fermented bean curd falls onto the filter bag 1205, the hanging belt 1204 connects the filter bag 1205, and the connecting hook 1203 is fixed on the fixed slide rail 1201. The hanging belt 1204 is hung on the connecting hook 1203, which can be quickly disassembled and used, and can also be easily replaced. The square frame 1206 fixes the push rod 1207, and the push rod 1207 is extended and retracted, driving the extrusion plate 1208 to squeeze toward the middle, pressurizing the filter bag 1205, and realizing juice filtration. After the filtration is completed, the movable slider 1202 slides on the fixed slide rail 1201, which can drive the filter bag 1205 to move, and the filtered solids thereon are collected and processed uniformly.
[0027] During operation, the hollow shell 1 provides an extraction site and can also perform protection work. The fermented bean curd enters the arc-shaped grinding plate 3 from the feed port 2, and the rotating motor 4 is started to drive the rotating shaft 5, the connecting bar 6 and the grinding bar 7 to rotate and displace to achieve grinding and one-time filtration. The arc-shaped switch plate 8 and the square switch plate 9 perform protection work. After one-time filtration, the fermented bean curd falls onto the filter bag 1205. The hanging belt 1204 connects the filter bag 1205, and the connecting hook 1203 is fixed on the fixed slide rail 1201. The hanging belt 1204 is hung on the connecting hook 1203, which can be quickly disassembled and used, and can be easily replaced. The square frame 1206 fixes the push rod 12 07. The push rod 1207 is extended and retracted, driving the extrusion plate 1208 to squeeze toward the middle, pressurizing the filter bag 1205 to achieve juice filtration. The interior of the filter bag 1205 contains the solid fermented bean curd that has been ground after the secondary filtration. After the filtration is completed, the movable slider 1202 slides on the fixed slide rail 1201, which can drive the filter bag 1205 to move and collect the filtered solids thereon. They can be processed uniformly to facilitate the taking and use of the solid fermented bean curd. At the same time, the juice collecting tank 10 collects the juice after filtration, and the handle 11 can drive the juice collecting tank 10 to move and discharge the material, so that the fermented bean curd juice can be taken and used, completing all the work.
[0028] Through the above steps, the main protection work is carried out by setting up the external structure of the main body, and at the same time, an extraction site is provided for solid and liquid feeding. The hollow shell 1 provides an extraction site and can also perform protection work. A grinding structure is set at the upper end of the device to perform solid and liquid grinding and primary filtration. The fermented bean curd enters the arc-shaped grinding plate 3 from the feed inlet 2. The rotating motor 4 is started, driving the rotating shaft 5, connecting bar 6 and grinding bar 7 to rotate and displace, achieving grinding and primary filtration. The arc-shaped switch plate 8 and the square switch plate 9 perform protection work. A separation and extraction component is set at its lower end, and an extrusion structure is used to pressurize it for secondary filtration, so that solid and liquid fermented bean curd can be separated and extracted. At the same time, the whole device can be displaced and quickly disassembled and assembled, which is convenient for use and replacement. After one filtration is completed, the fermented bean curd falls onto the filter bag 1205, and the hanging belt 1204 connects the filter bag 1205. The connecting hook 1203 is fixed on the fixed slide rail 1201. The hanging belt 1204 is hung on the connecting hook 1203, which can be quickly disassembled and used, and can also be easily replaced. The square frame 1206 fixes the push rod 1207, and the push rod 1207 is extended and retracted to drive the extrusion plate 1208 to squeeze the middle, pressurize the filter bag 1205, and realize juice filtration. After the filtration is completed, the movable slider 1202 slides on the fixed slide rail 1201, which can drive the filter bag 1205 to be displaced, and the solids filtered thereon are collected and processed uniformly. A collection structure is provided to collect the juice. The juice collection tank 10 collects the filtered juice, and the handle 11 can drive the juice collection tank 10 to move and discharge the juice. This overcomes the shortcomings of the existing fermented bean curd juice extraction method, which mostly uses a pipette or straw for suction extraction, which may cause small amino acid crystals to enter and affect the test results, and the funnel filtration method, which is slow and inefficient.
[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by those skilled in the art without departing from the purpose of the present invention.
Claims
1. A fermented bean curd sample preparation device, comprising a hollow housing (1); characterized in that: The invention also includes a separation and extraction component; a separation and extraction component for extracting fermented bean curd samples is provided inside the hollow shell (1); the separation and extraction component includes a fixed slide rail (1201); two fixed slide rails (1201) are provided, and are respectively placed on both sides of the hollow shell (1); a movable slider (1202) is slidably connected to the fixed slide rail (1201); a connecting hook (1203) is provided on the movable slider (1202); the connecting hook (1203) is provided in a curved hook shape, and there are four connecting hooks (1203) in total, and two connecting hooks (1203) are provided on the movable slider (1202) on the same side, and the connecting hooks (1203) on the movable sliders (1202) on both sides are provided in a mirror image.
2. The fermented bean curd sample preparation device according to claim 1, characterized in that: A suspension belt (1204) is suspended on the connecting hook (1203); the suspension belt (1204) is made of soft material, and the connecting hook (1203) and the suspension belt (1204) are configured for quick assembly and disassembly; a filter bag (1205) is provided at the lower end of the suspension belt (1204).
3. The fermented bean curd sample preparation device according to claim 2, characterized in that: Square frames (1206) are provided on both sides of the filter bag (1205); the square frames (1206) are provided on both sides of the exterior of the hollow shell (1); the square frames (1206) are arranged in a rectangular shape, and push rods (1207) are provided between the square frames (1206); and an extrusion plate (1208) is provided on the push rods (1207).
4. The fermented bean curd sample preparation device according to claim 3, characterized in that: The square frame (1206), the push rod (1207) and the extrusion plate (1208) are arranged as a group, and there are two groups in total. The two groups are respectively placed on both sides of the filter bag (1205) and are symmetrically arranged.
5. The fermented bean curd sample preparation device according to claim 1, characterized in that: The hollow shell (1) is configured as a hollow rectangular column; a feed port (2) is provided at the upper end of the hollow shell (1); the feed port (2) is configured as a trapezoid, and a slot is provided on the feed port (2).
6. The fermented bean curd sample preparation device according to claim 5, characterized in that: An arc-shaped grinding plate (3) is provided at the lower end of the feed port (2); the arc-shaped grinding plate (3) is arranged in an arc shape, and an opening is provided on the arc-shaped grinding plate (3); the arc-shaped grinding plate (3) is arranged inside the hollow shell (1) and at the upper end of the fixed slide rail (1201).
7. The fermented bean curd sample preparation device according to claim 1, characterized in that: A rotating motor (4) is provided at the rear end of the hollow shell (1); the front end of the rotating motor (4) is rotatably connected to a rotating shaft (5) via a coupling; a connecting bar (6) is provided at the front end of the rotating shaft (5); a grinding bar (7) is provided at the lower end of the connecting bar (6); the bottom surface of the grinding bar (7) is in contact with the arc surface of the arc-shaped grinding plate (3).
8. The fermented bean curd sample preparation device according to claim 7, characterized in that: The front end of the arc-shaped grinding plate (3) is provided with an arc-shaped switch plate (8); the front end of the filter bag (1205) is provided with a square switch plate (9); the arc-shaped switch plate (8) and the square switch plate (9) are both provided on the hollow housing (1), and the square switch plate (9) is located at the lower end of the arc-shaped switch plate (8); the lower end of the filter bag (1205) is provided with a juice collecting trough (10); the front end of the juice collecting trough (10) is provided with a handle (11); the juice collecting trough (10) is provided with a slot; the juice collecting trough (10) is provided at the lower end of the square switch plate (9); the juice collecting trough (10) and the handle (11) are provided as a set and are arranged inside the hollow housing (1).