Dustproof zearalenone detection card

Abstract

The utility model relates to the field of detection cards, in particular to a dustproof zearalenone detection card which comprises a packaging shell, an acrylic transparent window is fixedly connected to the middle of the upper end of the packaging shell, a placement groove is fixedly connected to the bottom of the inner side of the packaging shell, and detection test paper is placed on the inner side of the placement groove. The left side of the upper end of the packaging shell is fixedly connected with a liquid adding opening. The liquid adding opening is formed in the packaging shell, the two sliding rods with the springs are arranged at the liquid adding opening, the pressing rings are arranged at one ends of the sliding rods, the plugs are arranged at the other ends of the sliding rods, in this way, the plugs can block an opening in the lower end of the liquid adding opening under the reaction effect of the springs, and after a sample is dropped into detection test paper from the liquid adding opening, the liquid adding opening is sealed; the liquid adding opening can be blocked, dust is prevented from entering, and therefore it is guaranteed that detection is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection card technical field, especially a kind of corn aflatoxin detection card of dustproof. BACKGROUND

[0002] Corn aflatoxin detection card is a kind of rapid detection tool for detecting the content of aflatoxin in corn.Aflatoxin is a toxic substance produced by mold, which is harmful to human and animal health. By using the detection card, users can quickly and accurately detect the content of aflatoxin in corn samples, thereby ensuring food safety and health.

[0003] In the utility model patent with the authorization announcement No.CN209069955U, a corn aflatoxin detection card is disclosed, which belongs to the field of corn aflatoxin immunofluorescence detection technology. The detection card includes a box body and a detection card strip located inside the box body. The box body includes a first box body unit and a second box body unit. The first box body unit and the second box body unit are located at the two ends of the detection card strip, respectively. The first box body unit is provided with a first opening on the side close to the second box body unit.

[0004] However, the existing detection card is prone to dust contamination after adding the sample, which affects the detection result. SUMMARY

[0005] The utility model discloses a corn aflatoxin detection card to solve the shortcomings of the existing detection card, which is prone to dust contamination after adding the sample, thereby affecting the detection result.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] A corn aflatoxin detection card is provided, which includes an encapsulation shell, an acrylic transparent window fixedly connected to the upper end of the encapsulation shell, a placement groove fixedly connected to the inner side of the bottom of the encapsulation shell, a detection test paper placed inside the placement groove, a liquid addition port fixedly connected to the upper end left side of the encapsulation shell, two slide rods slidingly connected inside the liquid addition port, a compression ring fixedly connected to the top of the two slide rods, a plug fixedly connected to the bottom of the slide rod, and the plug slidingly connected to the inner side of the lower end opening of the liquid addition port. A spring is sleeved on the rod body of the slide rod.

[0008] In addition, the spring is fixedly connected to the compression ring at one end, and the other end of the spring is fixedly connected to the liquid addition port. By setting the spring, the elastic force can be applied to the plug through the compression ring and the slide rod, so that the plug seals the liquid addition port.

[0009] In addition, preferably, the bottom edge of the plug is provided with a plurality of liquid leakage holes arranged in a ring array.

[0010] In addition, preferably, the bottom edge of the plug is fixedly connected with a check ring, and the check ring is an integral structure with the plug.

[0011] In addition, preferably, the outer ring of the compression ring is fixedly connected with a guide sleeve, and the guide sleeve is slidingly connected to the outside of the liquid inlet.

[0012] In addition, preferably, the inner ring of the compression ring is fixedly connected with an inner bushing, and the inner bushing is slidingly connected to the inside of the liquid inlet.

[0013] The beneficial effects of the present application are as follows: by providing a liquid inlet on the packaging shell, and then providing two sliding rods with springs at the liquid inlet, one end of the sliding rod is provided with a compression ring, and the other end is provided with a plug, so that the plug will block the lower end opening of the liquid inlet under the action of the spring, and after the sample is dropped into the test paper from the liquid inlet, the liquid inlet can be blocked to prevent dust from entering, thereby ensuring that the detection will not be affected. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The overall structure of the dustproof zearalenone detection card is shown in the figure.

[0015] Figure 2 The overall structure of the dustproof zearalenone detection card is shown in the figure. Figure 1 The sectional view of the dustproof zearalenone detection card is shown in the figure.

[0016] Figure 3 The sectional view of the dustproof zearalenone detection card is shown in the figure. Figure 2 The sectional view of the dustproof zearalenone detection card is shown in the figure.

[0017] Figure 4 The sectional view of the dustproof zearalenone detection card is shown in the figure. Figure 1 The sectional view of the dustproof zearalenone detection card is shown in the figure.

[0018] In the figure: 1, packaging shell; 2, acrylic transparent window; 3, placement groove; 4, test paper; 5, liquid inlet; 6, sliding rod; 7, compression ring; 8, plug; 9, liquid leakage hole; 10, check ring; 11, spring; 12, guide sleeve; 13, inner bushing. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0020] With reference to Figures 1-4 A dustproof zearalenone detection card, which comprises a packaging shell 1, an acrylic transparent window 2 is fixedly connected to the middle of the upper end of the packaging shell 1, a placing groove 3 is fixedly connected to the inner side of the bottom of the packaging shell 1, a detection test paper 4 is placed in the inner side of the placing groove 3, a liquid adding opening 5 is fixedly connected to the left side of the upper end of the packaging shell 1, two slide rods 6 are slidably connected in the liquid adding opening 5, a pressing ring 7 is fixedly connected to the top of the two slide rods 6, a plug 8 is fixedly connected to the bottom of the slide rod 6 and slidably connected to the inner side of the lower end opening of the liquid adding opening 5, a spring 11 is sleeved on the upper segment of the rod body of the slide rod 6, one end of the spring 11 is fixedly connected to the pressing ring 7, and the other end of the spring 11 is fixedly connected to the liquid adding opening 5. Through the arrangement of the spring 11, the elastic force can be applied to the plug 8 through the pressing ring 7 and the slide rod 6, so that the plug 8 can seal the liquid adding opening 5.

[0021] With reference to Figures 1-4 A plurality of liquid leakage holes 9 are formed in the bottom edge of the plug 8 and are arranged in a ring array. Through the arrangement of the liquid leakage holes 9, the sample can smoothly enter the detection test paper 4. The bottom edge of the plug 8 is fixedly connected with a retaining ring 10, and the retaining ring 10 is an integral structure with the plug 8. Through the arrangement of the retaining ring 10, the sample can smoothly enter the liquid leakage hole 9.

[0022] With reference to Figures 1-4 The outer ring of the pressing ring 7 is fixedly connected with a guide sleeve 12, and the guide sleeve 12 is slidably connected to the outer side of the liquid adding opening 5. Through the arrangement of the guide sleeve 12, the pressing ring 7 and the liquid adding opening 5 are protected. The inner ring of the pressing ring 7 is fixedly connected with an inner liner 13, and the inner liner 13 is slidably connected to the inner side of the liquid adding opening 5. Through the arrangement of the inner liner 13, the sample can smoothly enter the liquid adding opening 5.

[0023] The specific implementation process of the utility model is as follows: in use, first, the slide rod 6 is pressed downward through the pressing ring 7, and the spring 11 is compressed, then the slide rod 6 pushes the plug 8 downward, so that the plug 8 is separated from the liquid adding opening 5, then the sample is dropped into the packaging shell 1 through the liquid adding opening 5, then the sample drops onto the detection test paper 4 through the liquid leakage hole 9 on the plug 8, then the pressing ring 7 is released, the spring 11 is reset and the plug 8 is reset through the pressing ring 7 and the slide rod 6, so that the liquid adding opening 5 is sealed, the dust is prevented from entering, finally the detection test paper 4 can be observed through the acrylic transparent window 2.

[0024] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A dustproof zearalenone detection card, comprising a packaging shell (1), characterized in that: An acrylic transparent window (2) is fixedly connected to the middle of the upper end of the packaging shell (1), a placement groove (3) is fixedly connected to the inner bottom of the packaging shell (1), and a test paper (4) is placed inside the placement groove (3). A liquid filling port (5) is fixedly connected to the left side of the upper end of the packaging shell (1), and two sliding rods (6) are slidably connected to the inside of the liquid filling port (5). The tops of the two sliding rods (6) are fixedly connected to a pressure ring (7). The bottom of the sliding rod (6) is fixedly connected to a plug (8), and the plug (8) is slidably connected to the inner side of the lower end opening of the liquid filling port (5). The upper section of the rod body of the sliding rod (6) is sleeved with a spring (11).

2. The dust-proof zearalenone detection card according to claim 1, characterized in that: One end of the spring (11) is fixedly connected to the pressure ring (7), and the other end of the spring (11) is fixedly connected to the liquid filling port (5).

3. The dust-proof zearalenone detection card according to claim 1, characterized in that: A plurality of leakage holes (9) are provided on the bottom edge of the plug (8), and the plurality of leakage holes (9) are distributed in a ring array.

4. The dust-proof zearalenone detection card according to claim 1, characterized in that: A retaining ring (10) is fixedly connected to the bottom edge of the plug (8), and the retaining ring (10) and the plug (8) are an integrated structure.

5. The dust-proof zearalenone detection card according to claim 1, characterized in that: The outer ring of the pressure ring (7) is fixedly connected to a guide sleeve (12), and the guide sleeve (12) is slidably connected to the outside of the liquid filling port (5).

6. The dust-proof zearalenone detection card according to claim 1, characterized in that: The inner ring of the pressure ring (7) is fixedly connected to an inner sleeve (13), and the inner sleeve (13) is slidably connected to the inner side of the liquid filling port (5).

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