Test tube oscillation device for food detection

Abstract

The utility model discloses a test tube oscillation device for food detection, and relates to the technical field of food detection. The kit placing device comprises a kit placing box, an oscillating plate is arranged in the kit placing box in a sliding mode, four placing holes are formed in the oscillating plate, the placing holes are distributed in the upper surface of the oscillating plate in an array mode, the kit placing box is provided with a vibrating assembly, the vibrating assembly is connected with the oscillating plate, and the oscillating plate is connected with the vibrating assembly. The connecting rod can rotate by starting the synchronous motor, so that the cam can rotate, the cam rotates to make contact with the protruding block, the sliding block can slide downwards along the sliding groove when the cam moves downwards, the sliding block can slide downwards along the sliding groove when the sliding block is in contact with the protruding block, and the sliding block can slide downwards along the sliding groove when the sliding block is in contact with the sliding block when the sliding block is in contact with the protruding block. When the cam makes contact with the protruding block, the oscillating plate can move downwards, when the cam does not make contact with the protruding block, the oscillating plate can vibrate under the influence of resilience force of the spring, and therefore the test tube can vibrate.

Description

Technical Field

[0001] The utility model relates to the technical field of food detection, in particular to a test tube oscillation device for food detection. Background Art

[0002] The content of food inspection is very rich, including food nutrient analysis, analysis of pollutants in food, analysis of food auxiliary materials and food additives, food sensory evaluation, etc. Narrow sense food inspection usually refers to the inspection of food quality by food inspection institutions according to the hygiene standards stipulated in the Food Hygiene Law of the People's Republic of China, including the inspection of the outer packaging, inner packaging, labels, and the characteristics, physical and chemical indexes, and other hygiene indexes of the commodity body appearance of food. The inspection methods mainly include sensory inspection method and physical and chemical inspection method.

[0003] The Chinese patent document with the publication number of CN205599056U specifically discloses vertical plates arranged corresponding to the front and back. A test tube placement box is fixedly connected between the front and rear vertical plates through springs. The test tube placement box is hollow and has an upward opening. A test tube positioning plate is fixedly connected inside the test tube placement box, and a plurality of test tube through holes are formed in the test tube positioning plate; between the two vertical plates on the left and right sides of the test tube placement box, baffles arranged corresponding to the left and right are respectively fixedly connected. A transverse push groove is formed in each baffle. The push groove is strip-shaped. A push rod is movably inserted into the left and right push grooves together. A support plate is fixedly connected below the test tube placement box. A support groove is formed in the support plate along its length direction. The support groove is wavy, and the push rod passes through the support groove;

[0004] When the above device is in use, although the test tube oscillation device can perform oscillation processing on the test tube during use, it is necessary to manually push the push rod back and forth continuously to achieve the oscillation processing of the test tube, resulting in high labor intensity and low efficiency. Moreover, most of the existing devices can only perform oscillation processing on test tubes with fixed sizes, resulting in reduced practicability. Content of the Utility Model

[0005] In order to solve the problem that although the test tube oscillation device can perform oscillation processing on the test tube during use, it is necessary to manually push the push rod back and forth continuously to achieve the oscillation processing of the test tube, resulting in high labor intensity and low efficiency. Moreover, most of the existing devices can only perform oscillation processing on test tubes with fixed sizes, resulting in reduced practicability; the purpose of the utility model is to provide a test tube oscillation device for food detection.

[0006] To solve the above technical problems, the present utility model adopts the following technical solutions: A test tube oscillation device for food detection, comprising a reagent kit placement box and a double-headed lead screw. A vibration plate is slidably provided in the reagent kit placement box. Placement holes are provided on the vibration plate. Four placement holes are provided, and the placement holes are arranged in an array on the upper surface of the vibration plate. The reagent kit placement box is provided with a vibration component, the vibration component is connected to the vibration plate, and a limiting component is connected to the vibration plate;

[0007] The vibration component includes a chute, which is provided inside the reagent kit placement box. A slider is slidably provided in the chute. Two springs are provided, and the springs are symmetrically arranged between the inner surface of the chute and the slider. The vibration plate is fixedly connected between the sliders. A spring is fixedly provided between the slider and the inner surface of the chute. A circular groove is provided on the inner surface of the reagent kit placement box. A convex block is fixedly provided on the upper surface of the slider, and the convex block movably penetrates the circular groove. A synchronous motor is fixedly provided on the side of the reagent kit placement box. A connecting rod is provided at the output end of the synchronous motor. The connecting rod penetrates the circular groove, and the other end of the connecting rod is fixedly provided with a cam. A fixed shell is fixedly provided on the side of the reagent kit placement box, and the synchronous motor is arranged inside the fixed shell. The cam is in rotational contact with the convex block.

[0008] Preferably, the limiting component includes a rectangular groove, which is provided inside the vibration plate. A sleeve plate is rotatably provided on the inner surface of the rectangular groove. The sleeve plate is slidably attached to the inner surface of the rectangular groove. A connecting block is fixedly provided on one side of the opposite surfaces of the sleeve plate. The connecting block movably penetrates the placement hole. The other end of the connecting block is fixedly provided with an arc-shaped limiting block. A circular rod is fixedly provided at one end of the double-headed lead screw. A turntable is fixedly provided at the other end of the circular rod. A semi-circular notch is provided on the outer surface of the turntable. A plurality of semi-circular notches are provided, and the semi-circular notches are arranged in an annular array on the outer surface of the turntable. A fixed block is fixedly provided on the upper surface of the vibration plate. A limiting bolt is threadedly inserted into the fixed block, and the limiting bolt is in movable contact with the inner surface of one of the semi-circular notches.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0010] 1. By starting the synchronous motor, the connecting rod can be rotated, so that the cam can be rotated. When the cam rotates and contacts the convex block, the cam moves downward, which can make the slider slide downward along the chute, so that the vibration plate can move downward. When the cam does not contact the convex block, affected by the resilience of the spring, the vibration plate can generate vibration, so that the test tube can generate vibration.

[0011] 2. The utility model can place the test tube into the placement hole, and the turntable can be rotated through the semicircular notch, and the double-headed screw can be driven to rotate through the round rod, so that the sleeve plate set on the outer surface of the double-headed screw slides along the inner surface of the rectangular groove. The rubber pad set in the arc-shaped limit block can be brought into contact with the test tube through the connecting block to clamp and fix it, which is convenient for fixing test tubes of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is a schematic structural diagram of the utility model.

[0014] Figure 2 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0015] Figure 3 For this utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0016] Figure 4 This is a schematic diagram of the structure of the vibration component of the utility model.

[0017] In the figure: 1. Reagent box; 2. Oscillation plate; 21. Placement hole; 3. Limiting assembly; 31. Rectangular groove; 32. Double-headed screw; 33. Sleeve plate; 34. Connecting block; 35. Arc-shaped limiting block; 36. Turntable; 37. Semicircular notch; 38. Fixing block; 39. Limiting bolt; 4. Vibration assembly; 41. Slide groove; 42. Slider; 43. Spring; 44. Bump; 45. Synchronous motor; 46. Connecting rod; 47. Cam; 48. Circular groove; 5. Fixing shell. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] Example: Figures 1-4As shown in the figure, the utility model provides a test tube oscillation device for food detection, which includes a kit placement box 1 and a double-headed lead screw 32. A vibration plate 2 is slidably arranged in the kit placement box 1. A placement hole 21 is formed in the vibration plate 2. Four placement holes 21 are formed, and the placement holes 21 are arranged in an array on the upper surface of the vibration plate 2 to connect multiple test tubes, and the test tubes can be sealed through a sealing plug. The kit placement box 1 is provided with a vibration component 4, and the vibration component 4 is connected to the vibration plate 2. A limiting component 3 is connected to the vibration plate 2;

[0020] The vibration component 4 includes a chute 41 formed inside the kit placement box 1. A slider 42 is slidably arranged in the chute 41. The vibration plate 2 is fixedly connected between the sliders 42. A spring 43 is fixedly arranged between the inner surface of the chute 41 and the slider 42. A circular groove 48 is formed on the inner surface of the kit placement box 1. A convex block 44 is fixedly arranged on the upper surface of the slider 42. The cross-sectional shape of the convex block 44 is "U" shaped. The convex block 44 movably penetrates through the circular groove 48. A synchronous motor 45 is fixedly arranged on the side of the kit placement box 1. A connecting rod 46 is arranged at the output end of the synchronous motor 45. The connecting rod 46 penetrates through the circular groove 48. The other end of the connecting rod 46 is fixedly provided with a cam 47. The cam 47 is in rotational contact with the convex block 44;

[0021] A fixed shell 5 is fixedly arranged on the side of the kit placement box 1. The synchronous motor 45 is arranged inside the fixed shell 5 to protect the synchronous motor 45. Two springs 43 are provided, and the springs 43 are symmetrically arranged between the inner surface of the chute 41 and the slider 42 to enhance the resilience;

[0022] The limit assembly 3 includes a rectangular groove 31, which is opened inside the oscillation plate 2. The inner surface of the rectangular groove 31 is rotatably provided with a sleeve plate 33, and the sleeve plate 33 slides in contact with the inner surface of the rectangular groove 31. The cross-sectional shape of the rectangular groove 31 is an inverted "concave" shape. A connecting block 34 is fixed on one side of the opposite surface of the sleeve plate 33, and the connecting block 34 movably passes through the placement hole 21. The other end of the connecting block 34 is fixed with an arc-shaped limit block 35. One end of the double-headed screw rod 32 is fixed with a round rod, and the other end of the round rod is fixed with a turntable 36. The outer surface of the turntable 36 is provided with a semicircular notch 37. The upper surface of the oscillation plate 2 is fixed with a fixing block 38, and a limiting bolt 39 is threadedly inserted on the fixing block 38. The limiting bolt 39 movably fits with the inner surface of one of the semicircular notches 37, so that the test tube can be placed The rotary table 36 is inserted into the interior of the placement hole 21 and can be rotated by the semicircular notch 37. The double-headed screw rod 32 can be driven to rotate by the round rod, so that the sleeve plate 33 arranged on the outer surface of the double-headed screw rod 32 can slide along the inner surface of the rectangular groove 31. The rubber pad provided in the arc-shaped limit block 35 can be brought into contact with the test tube through the connecting block 34, so that it can be clamped and fixed, which is convenient for fixing test tubes of different sizes. By starting the synchronous motor 45, the connecting rod 46 can be rotated, thereby causing the cam 47 to rotate. The cam 47 rotates and contacts the protrusion 44. The downward movement of the cam 47 can cause the slider 42 to slide downward along the slide groove 41, and the spring 43 is compressed, so that the oscillation plate 2 can move downward. When the cam 47 is no longer in contact with the protrusion 44, the rebound force of the spring 43 can cause the oscillation plate 2 to vibrate, thereby causing the test tube to vibrate, which is convenient for use.

[0023] There are a plurality of semicircular notches 37 , and the semicircular notches 37 are distributed in a circular array on the outer surface of the turntable 36 , so as to facilitate the rotation of the turntable 36 .

[0024] Working principle: When the utility model is in use, the test tube can be placed inside the placement hole 21, and the turntable 36 can be rotated through the semicircular notch 37, and the double-headed screw rod 32 can be driven to rotate through the round rod, so that the sleeve 33 set on the outer surface of the double-headed screw rod 32 slides along the inner surface of the rectangular groove 31, and the rubber pad set in the arc-shaped limit block 35 can be brought into contact with the test tube through the connecting block 34 to clamp and fix it, which is convenient for fixing test tubes of different sizes;

[0025] The limiting bolt 39 can be rotated to enter the other semicircular notch 37 to prevent the turntable 36 from rotating when the oscillating plate 2 vibrates.

[0026] By starting the synchronous motor 45, the connecting rod 46 can be rotated, so that the cam 47 can be rotated. The rotation of the cam 47 contacts the convex block 44. When the cam 47 moves downward, the slider 42 can slide downward along the chute 41, and the spring 43 is compressed under force, so that the oscillating plate 2 can move downward. When the cam 47 does not contact the convex block 44, affected by the resilience of the spring 43, the oscillating plate 2 can generate vibration, so that the test tube can generate vibration, which is convenient for use.

[0027] Obviously, those skilled in the art can make various changes and modifications to the present utility model without departing from the spirit and scope of the present utility model. Thus, if these modifications and variations of the present utility model fall within the scope of the claims of the present utility model and their equivalent technologies, the present utility model is also intended to include these modifications and variations.

Claims

1. A test tube oscillation device for food detection, comprising a reagent kit placement box (1) and a double-headed lead screw (32), characterized in that: A vibration plate (2) is slidably arranged in the kit placement box (1). A placement hole (21) is formed in the vibration plate (2). The kit placement box (1) is provided with a vibration assembly (4). The vibration assembly (4) is connected to the vibration plate (2). A limiting assembly (3) is connected to the vibration plate (2). The vibration assembly (4) includes a chute (41) formed inside the kit placement box (1). A slider (42) is slidably arranged in the chute (41). The vibration plate (2) is fixedly connected between the sliders (42). A spring (43) is fixedly arranged between the inner surface of the chute (41) and the slider (42). A circular groove (48) is formed in the inner surface of the kit placement box (1). A convex block (44) is fixedly arranged on the upper surface of the slider (42). The convex block (44) movably penetrates through the circular groove (48). A synchronous motor (45) is fixedly arranged on the side surface of the kit placement box (1). A connecting rod (46) is arranged at the output end of the synchronous motor (45). The connecting rod (46) penetrates through the circular groove (48). The other end of the connecting rod (46) is fixedly provided with a cam (47). The cam (47) is in rotational contact with the convex block (44).

2. The test tube oscillation device for food detection according to claim 1, characterized in that The limiting assembly (3) includes a rectangular groove (31) formed inside the vibration plate (2). A sleeve plate (33) is rotatably arranged on the inner surface of the rectangular groove (31). The sleeve plate (33) is in sliding fit with the inner surface of the rectangular groove (31). A connecting block (34) is fixedly arranged on one side of the opposite surfaces of the sleeve plate (33). The connecting block (34) movably penetrates through the placement hole (21). The other end of the connecting block (34) is fixedly provided with an arc-shaped limiting block (35). A circular rod is fixedly arranged at one end of the double-headed screw rod (32). A turntable (36) is fixedly arranged at the other end of the circular rod. A semi-circular notch (37) is formed on the outer surface of the turntable (36). A fixed block (38) is fixedly arranged on the upper surface of the vibration plate (2). A limiting bolt (39) is threadedly inserted into the fixed block (38). The limiting bolt (39) is in movable fit with the inner surface of one of the semi-circular notches (37).

3. The test tube oscillation device for food detection according to claim 1, wherein, A fixed shell (5) is fixedly arranged on the side surface of the kit placement box (1). The synchronous motor (45) is arranged inside the fixed shell (5).

4. A test tube oscillation device for food detection according to claim 1, characterized in that, There are two springs (43), and the springs (43) are symmetrically arranged between the inner surface of the chute (41) and the slider (42).

5. The test tube oscillation device for food detection according to claim 1, characterized in that, The cross-sectional shape of the convex block (44) is "U" shaped.

6. The test tube oscillation device for food detection according to claim 2, wherein, A number of semi-circular notches (37) are formed, and the semi-circular notches (37) are annularly and arrayedly distributed on the outer surface of the turntable (36).

7. The test tube oscillation device for food detection according to claim 2, wherein, The cross-sectional shape of the rectangular groove (31) is inverted "concave" shaped.

8. The test tube oscillating device for food detection according to claim 2, characterized in that, Four placement holes (21) are formed, and the placement holes (21) are arrayedly distributed on the upper surface of the vibration plate (2).

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