Meat product detection device and detection method thereof

Abstract

The invention discloses a meat product detection device and a detection method thereof, and belongs to the technical field of food detection.The meat product detection device comprises a detector body, a base is arranged at the bottom of the detector body, a groove is formed in the side face of the top end of the base, a placement plate is slidably inserted into the groove, and a clamping and pressing assembly is arranged on the placement plate; a rotary adjusting assembly is arranged at one end of the containing plate, a driving motor is fixed to the side face of the top end of the base, and an intermittent adjusting assembly is arranged on one side of the containing plate. According to the meat sample glass plate detection device, multiple meat sample glass plates are synchronously clamped and fixed through the clamping and pressing assembly, the stability of the meat sample glass plates in the detection process is ensured, and detection is convenient; therefore, a plurality of meat sample glass plates on the placement plate are driven to sequentially move to the position under an observation lens of the detector body for detection and analysis, so that a plurality of different meat samples can be sequentially detected and analyzed, and the detection and analysis efficiency is further improved.

Description

Technical Field

[0001] The present invention relates to the technical field of food detection, and in particular to a meat product detection device and a meat product detection method. Background Art

[0002] Meat product testing is an important part of ensuring food quality and safety. Professional testing methods can be used to comprehensively evaluate meat products, including their microbial safety, nutritional content, use of additives, and the presence of heavy metals or pesticide residues. These tests not only help protect the health rights and interests of consumers, but also promote the healthy development of the meat product industry. During the testing process, advanced instruments and scientific testing methods need to be used to ensure the accuracy and reliability of the test results.

[0003] For example, Chinese patent publication number CN217443184U discloses a commercial sterility detection device for meat products, comprising a fixed base, the bottom of the fixed base is fixedly connected to a support leg, the top of the fixed base is fixedly connected to a protective box, a crushing assembly is arranged on the fixed base, the crushing assembly comprises a support table fixedly mounted on the top of the fixed base, a motor is fixedly mounted on the bottom of the support table, the output shaft of the motor is fixedly connected to a rotating rod, the outer side of the rotating rod is fixedly connected to a cam, and the top of the support table is fixedly connected to two slide rails. The commercial sterility detection device for meat products can crush meat products by setting a crushing assembly, thereby completing the automatic grinding of meat products, with a high degree of automation, and thus facilitating the sampling of deep tissues of meat products, facilitating the subsequent detection of meat products through a microscope, facilitating the use of users, and improving the practicality of the device.

[0004] However, when using the device, the meat sample is placed on a glass plate, and then the glass plate is placed under the lens of a microscope for observation. When inspecting multiple samples, it is necessary to repeatedly take out and replace the glass plates carrying different meat samples. The operation is cumbersome and inconvenient to use, which affects the overall detection efficiency and has certain limitations.

[0005] Therefore, it is necessary to provide a meat product detection device and a detection method thereof to solve the above technical problems. Summary of the invention

[0006] The object of the present invention is to provide a meat product detection device and a meat product detection method to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the solution of the present invention to solve the above-mentioned technical problems is as follows: a meat product detection device, including a detection instrument body, a base is arranged at the bottom of the detection instrument body, a groove is opened on the top side surface of the base, a placement plate is slidably inserted in the groove, a clamping assembly for synchronously limiting clamping of multiple samples is arranged on the placement plate, a rotary adjustment assembly cooperating with the clamping assembly is arranged at one end of the placement plate, a driving motor is fixed on the top side surface of the base, and an adjustment assembly is arranged on one side of the placement plate which is transmission-connected with the driving motor to drive the placement plate to move and adjust.

[0008] As a further solution of the present invention, the clamping assembly includes a first clamping plate fixed on the top side surface of the placement plate, the first clamping plate is provided with multiple first clamping plates and the multiple first clamping plates are equidistantly distributed along the length direction of the placement plate, a sliding groove arranged along the length direction of the placement plate is opened in the placement plate, a sliding rod is slidably connected in the sliding groove, and a plurality of second clamping plates corresponding to the first clamping plates are fixed on the top side surface of the sliding rod.

[0009] As a further solution of the present invention, the rotary adjustment assembly includes a nut sleeve fixed at one end of the slide slot, the nut sleeve has a threaded rod connected to the inner thread, the threaded rod is located at one end of the slide slot and is rotatably connected to the slide rod, and an end plate is fixed to one end of the threaded rod located outside the slide slot.

[0010] As a further solution of the present invention, a handle bar is fixed on the side of the end plate, a rubber sleeve is fitted on the surface of the handle bar, and the length of the rubber sleeve is set equal to the length of the handle bar.

[0011] As a further solution of the present invention, rubber pads are fitted and fixed on the corresponding sides of the first clamping plate and the second clamping plate, and the area of ​​the rubber pads is equal to the area of ​​the first clamping plate or the second clamping plate.

[0012] As a further solution of the present invention, the inter-adjustment component includes a rack plate fixed to one side of the placement plate, the rack plate is arranged along the length direction of the placement plate, and a driving gear meshing with the rack plate is fixed to the output end of the driving motor.

[0013] As a further solution of the present invention, a guide slot is provided on the side of the placement plate and is arranged along the length direction of the placement plate, and a convex column slidably adapted to the guide slot is fixed on the side of the groove.

[0014] As a further solution of the present invention, a metal spring is fixed on the side of the base, and two metal springs are provided and are symmetrically distributed.

[0015] As a further solution of the present invention, a fixing plate is fixed to the bottom end of the base, two fixing plates are provided and the two fixing plates are symmetrically distributed, screw holes are opened on the side surfaces of the fixing plates, a bracket rod is fixed on the top side surface of the base, and the drive motor is fixed on the top end of the bracket rod.

[0016] A method for detecting meat products comprises the following steps:

[0017] S1. Place multiple meat product samples to be tested on multiple rectangular glass plates respectively, and then place the multiple rectangular glass plates between a first clamping plate and a second clamping plate;

[0018] S2, the end plate is driven to rotate by rotating the handle rod, thereby driving the threaded rod to rotate, so that the threaded rod rotates into the inside of the slide groove;

[0019] S3, the threaded rod and the nut sleeve cooperate to drive the slide bar to move in the slide groove, and the slide bar slides in the slide groove, thereby driving the plurality of second clamping plates to synchronously approach the first clamping plate through the slide bar, and the rectangular glass plate is placed between the first clamping plate and the second clamping plate, so that the plurality of rectangular glass plates are synchronously clamped and fixed by the first clamping plate and the second clamping plate;

[0020] S4. The output end of the driving motor is used to drive the driving gear to rotate intermittently, thereby driving the placement plate to move intermittently through the cooperation of the driving gear and the rack plate, and the movement of the placement plate is guided and limited through the cooperation of the set guide groove and the convex column, thereby driving the multiple meat sample glass plates on the placement plate to move in sequence to the bottom of the observation lens of the detector body for detection and analysis.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The multiple meat sample glass plates on the top side of the placement plate are clamped and fixed by the clamping assembly, so that the multiple meat sample glass plates are clamped and fixed synchronously, with high clamping efficiency, ensuring the stability of the meat sample glass plates during the detection process, effectively improving the overall detection efficiency, and facilitating detection;

[0023] 2. Multiple rectangular glass plates are carried by a placement plate, and the placement plate is driven to move intermittently by the intermediary adjustment component, thereby driving the multiple meat sample glass plates on the placement plate to move in sequence to the bottom of the observation lens of the detector body for detection and analysis, so that multiple different meat samples can be detected and analyzed in sequence, further improving the detection and analysis efficiency. The position of the base of the carrier plate is locked and limited by the intermediary adjustment component, so that the meat sample in the center of the glass plate is aligned with the center of the observation lens of the detector body, which plays a role in auxiliary positioning and improves detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0025] Figure 1 The overall structure of the present invention is three-dimensional Figure 1 ;

[0026] Figure 2 The overall structure of the present invention is three-dimensional Figure 2 ;

[0027] Figure 3 It is a schematic diagram of the overall side view structure of the present invention;

[0028] Figure 4 It is a schematic diagram of the internal structure of the groove of the present invention;

[0029] Figure 5 It is a schematic diagram of the partial structure of the clamping assembly of the present invention;

[0030] Figure 6 It is a schematic diagram of the local structure of the inter-modulation component of the present invention;

[0031] Figure 7 It is a schematic diagram of the local structure of the rotary adjustment component of the present invention.

[0032] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0033] 1. Clamping assembly; 101. Slide groove; 102. Slide rod; 103. First clamping plate; 104. Second clamping plate; 105. Rubber pad; 2. Rotary adjustment assembly; 201. Threaded rod; 203. Nut sleeve; 204. End plate; 205. Handle rod; 206. Rubber sleeve; 3. Intermediate adjustment assembly; 301. Rack plate; 302. Drive gear; 303. Guide slide groove; 304. Boss; 4. Detector body; 5. Base; 6. Drive motor; 7. Groove; 8. Metal spring; 9. Fixing plate; 10. Screw hole; 11. Placement plate; 12. Bracket rod. DETAILED DESCRIPTION

[0034] The present invention will be further described below in conjunction with the embodiments.

[0035] See also Figure 1-7The present invention provides a meat product detection device, including a detector body 4, a base 5 is arranged at the bottom of the detector body 4, a groove 7 is opened on the top side of the base 5, a placement plate 11 is slidably inserted in the groove 7, a clamping component 1 for synchronously limiting and clamping a plurality of samples is arranged on the placement plate 11, a rotary adjustment component 2 for cooperating with the clamping component 1 is arranged at one end of the placement plate 11, a driving motor 6 is fixed on the top side of the base 5, and an adjustment component 3 is arranged on one side of the placement plate 11 for driving and connecting with the driving motor 6 to drive the placement plate 11 to move and adjust; when in use, a plurality of meat product samples to be detected are placed on a plurality of rectangular glass plates respectively, and then the plurality of rectangular glass plates are placed on the top side of the placement plate 11, and the clamping component 1 is driven to move through the output end of the rotary adjustment component 2 by rotating the input end of the rotary adjustment component 2, so as to adjust the meat product samples to be detected. The multiple meat sample glass plates on the top side of the placement plate 11 are clamped and fixed by the clamping component 1, so that the multiple meat sample glass plates are clamped and fixed synchronously, with high clamping efficiency, ensuring the stability of the meat sample glass plates during the detection process, effectively improving the overall detection efficiency, and facilitating detection; the multiple rectangular glass plates are carried by the placement plate 11, and the placement plate 11 is driven to move intermittently by the intermediary adjustment component 3, thereby driving the multiple meat sample glass plates on the placement plate 11 to move in turn to the bottom of the observation lens of the detector body 4 for detection and analysis, so that multiple different meat samples can be detected and analyzed in turn, further improving the detection and analysis efficiency, and the position of the support plate base 5 is locked and limited by the intermediary adjustment component 3, so that the meat sample in the center of the glass plate is aligned with the center of the observation lens of the detector body 4, which plays a role in auxiliary positioning and improves detection accuracy.

[0036] Further Figure 1 , Figure 2 , Figure 5 and Figure 7 As shown, it is worth explaining in detail that the clamping assembly 1 includes a first clamping plate 103 fixed on the top side surface of the placement plate 11, and the first clamping plate 103 is provided with multiple first clamping plates 103 and the multiple first clamping plates 103 are equidistantly distributed along the length direction of the placement plate 11, and a slide groove 101 arranged along the length direction of the placement plate 11 is opened in the placement plate 11, and a slide rod 102 is slidably connected in the slide groove 101, and multiple second clamping plates 104 corresponding to the first clamping plate 103 are fixed on the top side surface of the slide rod 102; during specific operation, the slide rod 102 slides in the slide groove 101, thereby driving the multiple second clamping plates 104 to synchronously approach the first clamping plate 103 through the slide rod 102, and the rectangular glass plate is placed between the first clamping plate 103 and the second clamping plate 104, so that the multiple rectangular glass plates are synchronously clamped and fixed by the first clamping plate 103 and the second clamping plate 104, and the clamping efficiency is high, thereby ensuring the stability of the meat sample glass plate during the detection process, effectively improving the overall detection efficiency, and facilitating detection.

[0037] Further Figure 1 , Figure 5 and Figure 7 As shown, it is worth specifically explaining that the rotary adjustment component 2 includes a nut sleeve 203 fixed at one end of the slide groove 101, and the nut sleeve 203 is internally threadedly connected to a threaded rod 201, and the threaded rod 201 is located at one end of the slide groove 101 and is rotatably connected to the slide rod 102, and the threaded rod 201 is located at one end of the slide groove 101. An end plate 204 is fixed on the end of the threaded rod 201 outside the slide groove 101; during specific operation, by rotating the end plate 204, the end plate 204 drives the threaded rod 201 to rotate toward the inside of the slide groove 101, thereby driving the slide rod 102 to move in the slide groove 101 through the cooperation of the threaded rod 201 and the nut sleeve 203, so that multiple first clamps 103 and second clamps 104 can synchronously clamp and fix multiple glass plates, thereby ensuring the stability of the meat sample glass plate during the detection process.

[0038] Further Figure 5 As shown, it is worth explaining in detail that a handle rod 205 is fixed on the side of the end plate 204, and a rubber sleeve 206 is fitted on the surface of the handle rod 205, and the length of the rubber sleeve 206 is set equal to the length of the handle rod 205; during specific operation, the end plate 204 is rotated by rotating the handle rod 205, thereby driving the threaded rod 201 to rotate, and the friction force when holding the handle rod 205 is increased by the provided rubber sleeve 206 to avoid slipping.

[0039] Further Figure 5 and Figure 6 As shown, it is worth explaining in detail that rubber pads 105 are fitted and fixed on the corresponding sides of the first clamping plate 103 and the second clamping plate 104, and the area of ​​the rubber pads 105 is equal to the area of ​​the first clamping plate 103 or the second clamping plate 104; when the tool is working, the setting of the rubber pads 105 effectively increases the clamping stability of the first clamping plate 103 and the second clamping plate 104, and at the same time avoids the wear of the first clamping plate 103 and the second clamping plate 104 on the end of the rectangular glass plate.

[0040] Further Figure 2 , Figure 5 and Figure 6As shown, it is worth specifically explaining that the inter-adjustment component 3 includes a rack plate 301 fixed to one side of the placement plate 11, and the rack plate 301 is arranged along the length direction of the placement plate 11. A driving gear 302 meshing with the rack plate 301 is fixed on the output end of the driving motor 6; the multiple rectangular glass plates are carried by the placement plate 11, and the driving gear 302 is driven to rotate intermittently by the output end of the driving motor 6, so that the placement plate 11 is driven to move intermittently through the cooperation of the driving gear 302 and the rack plate 301, thereby driving the multiple meat sample glass plates on the placement plate 11 to move in turn to the bottom of the observation lens of the detector body 4 for detection and analysis, so that multiple different meat samples can be detected and analyzed in turn, further improving the detection and analysis efficiency, and the position of the support plate base 5 is locked and limited by the inter-adjustment component 3, so that the meat sample at the center of the glass plate is aligned with the center of the observation lens of the detector body 4, which plays a role in auxiliary positioning and improves the detection accuracy.

[0041] This solution has the following working process: when in use, multiple meat product samples to be tested are placed on multiple rectangular glass plates respectively, and then multiple rectangular glass plates are placed on the top side of the placement plate 11, and the end plate 204 is driven to rotate by rotating the handle rod 205, thereby driving the threaded rod 201 to rotate, and the threaded rod 201 rotates toward the inside of the slide groove 101, thereby driving the slide rod 102 to move in the slide groove 101 through the cooperation of the threaded rod 201 and the nut sleeve 203, and the slide rod 102 slides in the slide groove 101, thereby driving multiple second clamping plates 104 to synchronously approach the first clamping plate 103 through the slide rod 102, and the rectangular glass plates are placed on the first clamping plate 103 and the second clamping plate 104, thereby the multiple rectangular glass plates are synchronously clamped and fixed by the first clamping plate 103 and the second clamping plate 104; the multiple rectangular glass plates are carried by the placement plate 11, and the driving gear 302 is driven to rotate intermittently by the output end of the driving motor 6, so that the placement plate 11 is driven to move intermittently through the cooperation of the driving gear 302 and the rack plate 301, and the movement of the placement plate 11 is guided and limited by the cooperation of the set guide groove 303 and the protruding column 304, so as to drive the multiple meat sample glass plates on the placement plate 11 to move in turn to the bottom of the observation lens of the detector body 4 for detection and analysis, so that multiple different meat samples can be detected and analyzed in turn.

[0042] Further Figure 4 and Figure 6 As shown, it is worth explaining in detail that a guide groove 303 is provided on the side of the placement plate 11 and is arranged along the length direction of the placement plate 11, and a convex column 304 is fixed on the side of the groove 7 and is slidably adapted to the guide groove 303; during specific operation, the movement of the placement plate 11 is guided and limited by the cooperation of the set guide groove 303 and the convex column 304, thereby improving the stability of the movement of the placement plate 11.

[0043] Further Figure 4 As shown, it is worth explaining in detail that a metal spring 8 is fixed on the side of the base 5, and two metal springs 8 are provided and the two metal springs 8 are symmetrically distributed; during specific operation, the movement of the placement plate 11 is provided with a certain damping through the provided metal springs 8, thereby avoiding excessive movement of the placement plate 11 and improving the accuracy of the movement adjustment of the placement plate 11.

[0044] Further Figure 1 As shown, it is worth explaining in detail that a fixing plate 9 is fixed to the bottom end of the base 5, two fixing plates 9 are provided and the two fixing plates 9 are symmetrically distributed, screw holes 10 are opened on the side of the fixing plate 9, a bracket rod 12 is fixed on the top side of the base 5, and the drive motor 6 is fixed on the top of the bracket rod 12.

[0045] A method for detecting meat products comprises the following steps:

[0046] S1. Place multiple meat product samples to be tested on multiple rectangular glass plates respectively, and then place the multiple rectangular glass plates between the first clamping plate 103 and the second clamping plate 104;

[0047] S2, the end plate 204 is driven to rotate by rotating the handle rod 205, thereby driving the threaded rod 201 to rotate, so that the threaded rod 201 rotates toward the inside of the slide groove 101;

[0048] S3, the threaded rod 201 and the nut sleeve 203 cooperate to drive the slide bar 102 to move in the slide groove 101, and the slide bar 102 slides in the slide groove 101, so that the slide bar 102 drives the plurality of second clamping plates 104 to synchronously approach the first clamping plate 103, and the rectangular glass plate is placed between the first clamping plate 103 and the second clamping plate 104, so that the plurality of rectangular glass plates are synchronously clamped and fixed by the first clamping plate 103 and the second clamping plate 104;

[0049] S4. The output end of the driving motor 6 drives the driving gear 302 to rotate intermittently, thereby driving the placement plate 11 to move intermittently through the cooperation of the driving gear 302 and the rack plate 301, and the movement of the placement plate 11 is guided and limited through the cooperation of the set guide groove 303 and the protruding column 304, thereby driving the multiple meat sample glass plates on the placement plate 11 to move in turn to the bottom of the observation lens of the detector body 4 for detection and analysis.

[0050] In summary: the output end of the rotary adjustment component 2 drives the clamping component 1 to move, so that the multiple meat sample glass plates on the top side of the placement plate 11 are clamped and fixed by the clamping component 1, so that the multiple meat sample glass plates are synchronously clamped and fixed, and the clamping efficiency is high, ensuring the stability of the meat sample glass plates during the detection process, effectively improving the overall detection efficiency, and facilitating detection; the placement plate 11 is used to carry multiple rectangular glass plates, and the placement plate 11 is driven to move intermittently by the inter-adjustment component 3, so that the multiple meat sample glass plates on the placement plate 11 are moved in turn to the bottom of the observation lens of the detector body 4 for detection and analysis, so that multiple different meat samples can be detected and analyzed in turn, further improving the detection and analysis efficiency, and the position of the support plate base 5 is locked and limited by the inter-adjustment component 3, so that the meat sample in the center of the glass plate is aligned with the center of the observation lens of the detector body 4, which plays a role in auxiliary positioning and improves detection accuracy.

[0051] The drive motor 6 can be purchased on the market. The drive motor 6 is equipped with a power supply, which is a mature technology in this field and has been fully disclosed, so it will not be repeated in the specification.

Claims

1. A meat product detection device, comprising a detection device body (4), characterized in that: A base (5) is provided at the bottom of the detector body (4), a groove (7) is provided on the top side of the base (5), a placement plate (11) is slidably inserted in the groove (7), a clamping assembly (1) for synchronously limiting clamping of multiple samples is provided on the placement plate (11), a rotary adjustment assembly (2) cooperating with the clamping assembly (1) is provided at one end of the placement plate (11), a driving motor (6) is fixed on the top side of the base (5), and an adjustment assembly (3) is provided on one side of the placement plate (11) which is transmission-connected with the driving motor (6) to drive the placement plate (11) to move and adjust.

2. The meat product detection device according to claim 1, characterized in that: The clamping assembly (1) includes a first clamping plate (103) fixed on the top side of the placement plate (11), the first clamping plate (103) is provided with a plurality of first clamping plates (103) and the plurality of first clamping plates (103) are evenly distributed along the length direction of the placement plate (11), the placement plate (11) is provided with a slide groove (101) arranged along the length direction of the placement plate (11), the slide groove (101) is slidably connected with a slide rod (102), and a plurality of second clamping plates (104) corresponding to the first clamping plates (103) are fixed on the top side of the slide rod (102).

3. The meat product detection device according to claim 2, characterized in that: The rotary adjustment component (2) comprises a nut sleeve (203) fixed at one end of the slide groove (101), the nut sleeve (203) is internally threadedly connected to a threaded rod (201), one end of the threaded rod (201) located in the slide groove (101) is rotatably connected to the slide rod (102), and an end plate (204) is fixed to one end of the threaded rod (201) located outside the slide groove (101).

4. The meat product detection device according to claim 1, characterized in that: A handle bar (205) is fixed on the side of the end plate (204), and a rubber sleeve (206) is fitted on the surface of the handle bar (205). The length of the rubber sleeve (206) is equal to the length of the handle bar (205).

5. The meat product detection device according to claim 3, characterized in that: Rubber pads (105) are fitted and fixed on the corresponding sides of the first clamping plate (103) and the second clamping plate (104), and the area of ​​the rubber pad (105) is equal to the area of ​​the first clamping plate (103) or the second clamping plate (104).

6. The meat product detection device according to claim 1, characterized in that: The inter-adjustment component (3) comprises a rack plate (301) fixed to one side of the placement plate (11), the rack plate (301) being arranged along the length direction of the placement plate (11), and a driving gear (302) meshingly connected to the rack plate (301) being fixed to the output end of the driving motor (6).

7. The meat product detection device according to claim 6, characterized in that: A guide slot (303) is provided on the side of the placement plate (11) and is arranged along the length direction of the placement plate (11), and a convex column (304) is fixed on the side of the groove (7) and is slidably matched with the guide slot (303).

8. The meat product detection device according to claim 1, characterized in that: A metal spring (8) is fixed on the side of the base (5), and two metal springs (8) are provided and are symmetrically distributed.

9. The meat product detection device according to claim 8, characterized in that: A fixing plate (9) is fixed to the bottom end of the base (5), two fixing plates (9) are provided and the two fixing plates (9) are symmetrically distributed, screw holes (10) are opened on the side of the fixing plate (9), a bracket rod (12) is fixed to the top side of the base (5), and the drive motor (6) is fixed to the top of the bracket rod (12).

10. A method for detecting meat products according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1. Place a plurality of meat product samples to be tested on a plurality of rectangular glass plates respectively, and then place the plurality of rectangular glass plates between a first clamping plate (103) and a second clamping plate (104); S2, rotating the handle rod (205) to drive the end plate (204) to rotate, thereby driving the threaded rod (201) to rotate, so that the threaded rod (201) rotates toward the inside of the slide groove (101); S3, the threaded rod (201) and the nut sleeve (203) cooperate to drive the slide rod (102) to move in the slide groove (101), and the slide rod (102) slides in the slide groove (101), thereby driving the plurality of second clamping plates (104) to synchronously approach the first clamping plate (103) through the slide rod (102), and the rectangular glass plates are placed between the first clamping plate (103) and the second clamping plate (104), so that the plurality of rectangular glass plates are synchronously clamped and fixed by the first clamping plate (103) and the second clamping plate (104); S4, the output end of the driving motor (6) drives the driving gear (302) to rotate intermittently, thereby driving the placement plate (11) to move intermittently through the cooperation of the driving gear (302) and the rack plate (301), and guiding and limiting the movement of the placement plate (11) through the cooperation of the provided guide groove (303) and the protruding column (304), thereby driving the multiple meat sample glass plates on the placement plate (11) to move in sequence to the position directly below the observation lens of the detector body (4) for detection and analysis.

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