Rapid sample adding device for ELISA (enzyme-linked immunosorbent assay) experiment

Abstract

The utility model provides a quick sample adding device for an ELISA (Enzyme-Linked Immunosorbent Assay) experiment, which relates to the technical field of medical experiments and comprises a mounting rack, and two embedding grooves are formed in the outer surface wall of the mounting rack. When the elisa plate sampling device is used and samples need to be added into elisa plate holes, under the operation of a worker, the worker holds the anti-skid sleeve to enable the fixing frame to move downwards in the embedding groove, operates the sampling device to absorb the samples through the pump body arranged inside, and then transports the elisa plate to a proper position; then, under the action of a damping block and a damping rod, a certain damping effect can be achieved on the movement of the fixing frame, so that the sampling pipe is kept at a stable position and does not shake, the labor intensity of workers can be reduced when samples are added into the elisa plate holes, and the sampling efficiency is improved. The problems of fatigue and inaccurate sample adding caused by long-time working of workers are avoided, and the accuracy of experimental results and the practicability of the sample adding device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical experiment technical field especially, relate to a kind of ELISA experiment rapid sample adding device. BACKGROUND

[0002] Enzyme-linked immunosorbent assay (ELISA) is a detection technique widely used in biomedical field, and it is popular due to its high sensitivity and strong specificity. The basic principle of ELISA is to use the catalytic reaction of enzyme markers to quantitatively analyze specific components in biological samples through the binding between antigens and specific antibodies.

[0003] In the prior art, a sample adding device is needed to add samples to enzyme-labeled plate holes during enzyme-linked immunosorbent assay. However, the traditional sample adding device has a single structure and poor functionality, and the staff needs to hold the sample adding device to add samples to the enzyme-labeled plate holes without any supporting structure. In the long-term working process, the staff is prone to fatigue and cannot accurately add samples to the enzyme-labeled plate holes, which affects the experimental results and reduces the practicability of the sample adding device. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem that the staff needs to hold the sample adding device to add samples during use of the above-mentioned device, which leads to high labor intensity of the staff, and thus proposes an ELISA experiment rapid sample adding device.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an ELISA experiment rapid sample adding device, comprising a mounting frame, two embedding grooves are formed in the outer wall of the mounting frame, a fixed frame is movably embedded between the inner walls of the two embedding grooves, two mounting grooves are formed in the outer wall of the fixed frame, a damping block is fixedly inserted into the inner walls of the two mounting grooves, a damping rod is movably inserted into the inner walls of the two damping blocks, a fixed groove is formed in the outer wall of the fixed frame, an insertion shaft is movably inserted between the inner walls of the fixed groove, a sample adding device main body is movably sleeved with the outer wall of the insertion shaft, and a sampling tube is arranged on the outer wall of the sample adding device main body.

[0006] Preferably, two movable grooves are formed in one side of the outer wall of the mounting frame, and a movable frame is movably embedded between the inner walls of the two movable grooves.

[0007] Preferably, two fixed plates are movably embedded in the inner wall of the movable frame.

[0008] Preferably, two groups of fixed springs are arranged on the inner wall of the movable frame, and one side of the outer wall of the fixed spring is fixedly connected with one side of the outer wall of the fixed plate.

[0009] Preferably, the outer wall of the sample adding device body is provided with an anti-skid sleeve, and the outer wall of the sample adding device body is provided with two square grooves.

[0010] Preferably, the inner wall of each of the two square grooves is provided with a limiting spring, and the inner wall of each of the two square grooves is movably embedded with a wedge-shaped block, and one side of the outer wall of the wedge-shaped block is fixedly connected to one side of the outer wall of the limiting spring.

[0011] Preferably, the outer wall of the sampling tube is provided with two limiting grooves, and the outer wall of the wedge-shaped block is arranged on the inner wall of the limiting groove.

[0012] Compared with the prior art, the sample adding device has the advantages and positive effects that,

[0013] 1. In use, when the enzyme-labeled plate holes need to be added, first, the sample placing box is placed on one side of the outer wall of the mounting frame, below the sampling tube, then under the operation of the staff, the anti-skid sleeve is held to move the fixed frame downward in the embedded groove, thereby driving the sampling tube to the appropriate position, and the sampling device is operated to absorb the sample through the pump body arranged inside, then under the action of the movable frame, the fixed plate and the fixed spring, the enzyme-labeled plate is fixed and transported to the appropriate position, and under the action of the damping block and the damping rod, the movement of the fixed frame can be damped to a certain extent, so that the sampling tube remains in a stable position and does not shake, which can reduce the labor intensity of the staff when adding the enzyme-labeled plate holes, avoid the problem of inaccurate sample addition due to long-time work of the staff, and greatly improve the accuracy of experimental results and the practicability of the sample adding device.

[0014] 2. In use, when the sampling tube needs to be replaced and cleaned, first, under the operation of the staff, the wedge-shaped block is pressed to move inward in the square groove, so that the wedge-shaped block no longer limits the sampling tube, thereby the sampling tube can be quickly disassembled, replaced and cleaned, further improving the practicability of the sample adding device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A front view structure perspective view of the ELISA experiment rapid sample adding device is provided for the utility model;

[0016] Figure 2 A front view structure split view of the ELISA experiment rapid sample adding device is provided for the utility model;

[0017] Figure 3 A front view structure split perspective view of the ELISA experiment rapid sample adding device is provided for the utility model;

[0018] Figure 4This invention provides a split view of the main structural part of an ELISA rapid sample loading device.

[0019] Legend:

[0020] 1. Mounting bracket; 2. Movable slot; 3. Movable frame; 4. Fixing plate; 5. Fixing spring; 6. Embedding slot; 7. Fixing frame; 8. Mounting slot; 9. Damping block; 10. Damping rod; 11. Fixing slot; 12. Insertion shaft; 13. Main body of the sampling device; 14. Anti-slip sleeve; 15. Square slot; 16. Limiting spring; 17. Wedge block; 18. Sampling tube; 19. Limiting slot. Detailed Implementation

[0021] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0022] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0023] Example 1: As Figures 1-4 As shown, this utility model provides a rapid sample loading device for ELISA experiments, including a mounting frame 1. The outer wall of the mounting frame 1 has two embedding slots 6. A fixing frame 7 is movably embedded between the inner walls of the two embedding slots 6. The outer wall of the fixing frame 7 has two mounting slots 8. A damping block 9 is fixedly inserted into the inner wall of each of the two mounting slots 8. A damping rod 10 is movably inserted into the inner wall of each of the two damping blocks 9. The outer wall of the fixing frame 7 has a fixing slot 11. An insertion shaft 12 is movably inserted between the inner walls of the fixing slot 11. A sample loading device body 13 is movably sleeved on the outer wall of the insertion shaft 12. A sampling tube 18 is provided on the outer wall of the sample loading device body 13. Two movable slots 2 are provided on one side of the outer wall of the mounting frame 1. A movable frame 3 is movably embedded between the inner walls of the two movable slots 2. Two fixing plates 4 are movably embedded in the inner wall of the movable frame 3. Two sets of fixing springs 5 ​​are provided on the inner wall of the movable frame 3, and one side of the outer wall of the fixing spring 5 is fixedly connected to one side of the outer wall of the fixing plate 4.

[0024] The effect achieved by the whole embodiment 1 is that when the sample needs to be added to the enzyme labeled plate hole, first, the sample storage box is placed on the outer wall of the mounting frame 1, and is located directly below the sampling tube 18, then under the operation of the worker, the anti-skid sleeve 14 is held to make the fixing frame 7 move downward in the embedded slot 6, so as to drive the sampling tube 18 to the appropriate position, and operate the sampling device to absorb the sample into the sampling tube 18 through the pump body arranged inside, when the absorption is completed, the fixing frame 7 is moved to drive the sampling tube 18 to move upward, the sample storage box is removed, then the enzyme labeled plate is placed on the top of the movable frame 3, and the enzyme labeled plate is fixed by the fixed plate 4 and the fixed spring 5, then the movable frame 3 is moved to drive the first row of holes of the enzyme labeled plate to reach below the sampling tube 18, then the fixing frame 7 is moved to drive the sampling tube 18 to move downward to the appropriate position, and under the action of the damping block 9 and the damping rod 10, the movement of the fixing frame 7 can be damped to a certain extent, so that the sampling tube 18 can be kept in a stable position, since the connection between the inserted shaft 12, the sampling device main body 13 and the fixing frame 7 has damping effect, the sampling tube 18 can be adjusted in angle, when the position and angle of the sampling tube 18 are adjusted, the sample in the sampling tube 18 is added into the hole of the enzyme labeled plate through the pump body inside the sampling device under the operation of the worker, when the first row of holes is completed, the movable frame 3 is moved to make the second row of holes of the enzyme labeled plate align with the sampling tube 18, and the sample is added to the hole of the enzyme labeled plate according to the above method, which greatly reduces the work fatigue of the worker and improves the efficiency of sample addition.

[0025] Embodiment 2: as shown in Figures 2-4 The outer wall of the sampling device main body 13 is provided with an anti-skid sleeve 14, two square grooves 15 are opened in the outer wall of the sampling device main body 13, the inner walls of the two square grooves 15 are provided with limiting springs 16, the inner walls of the two square grooves 15 are movably embedded with wedge blocks 17, and the outer wall of the wedge block 17 is fixedly connected with the outer wall of the limiting spring 16, two limiting grooves 19 are opened in the outer wall of the sampling tube 18, and the outer wall of the wedge block 17 is arranged on the inner wall of the limiting groove 19.

[0026] The effect achieved by the whole embodiment 2 is that when the sampling tube 18 needs to be replaced or maintained after long-term use, first, under the operation of the worker, the wedge block 17 is pressed to move inward in the square groove 15, and the limiting spring 16 is compressed, so that the wedge block 17 no longer limits the sampling tube 18, thereby completing the disassembly of the sampling tube 18, which is more convenient for the worker to replace or maintain the sampling tube 18, and greatly improves the convenience of replacement and maintenance.

[0027] Working principle: when the sample is needed to be added to the enzyme labeled plate hole, first, the sample storage box is placed to the outer wall side of the mounting frame 1, and is located below the sampling pipe 18, then under the operation of the worker, the anti-skid sleeve 14 is held to make the fixing frame 7 move downward in the embedded groove 6, so as to drive the sampling pipe 18 to reach the appropriate position, and the sampling device is operated to make the sample enter the sampling pipe 18 by the pump body, when the absorption is completed, the fixing frame 7 is moved to drive the sampling pipe 18 to move upward, the sample storage box is removed, then the enzyme labeled plate is placed on the top of the movable frame 3, and the enzyme labeled plate is fixed by the fixed plate 4 and the fixed spring 5, then the movable frame 3 is moved to drive the first row of holes of the enzyme labeled plate to reach below the sampling pipe 18, then the fixing frame 7 is moved to drive the sampling pipe 18 to move downward to the appropriate position, and under the action of the damping block 9 and the damping rod 10, the movement of the fixing frame 7 can be damped to a certain extent, so that the sampling pipe 18 can be kept in a stable position, since the connecting part of the inserted shaft 12, the sampling device main body 13 and the fixing frame 7 has damping effect, the angle of the sampling pipe 18 can be adjusted, when the position and angle of the sampling pipe 18 are adjusted, the sample in the sampling pipe 18 enters the hole of the enzyme labeled plate by the operation of the worker and the internal pump body of the sampling device, when the first row of holes is added, the movable frame 3 is moved to make the second row of holes of the enzyme labeled plate align with the sampling pipe 18, and the sample addition to the enzyme labeled plate hole is completed according to the above method, and when the sampling pipe 18 needs to be replaced or maintained after long time use, under the operation of the worker, the wedge-shaped block 17 is pressed to move to the middle in the square groove 15, and the limiting spring 16 is compressed, so that the wedge-shaped block 17 no longer limits the sampling pipe 18, so that the disassembly of the sampling pipe 18 is completed, and the replacement or maintenance of the sampling pipe 18 is facilitated.

[0028] The above is only the preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application still falls within the protection scope of the present application.

Claims

1. An ELISA experiment rapid sample adding device, characterized in that: The application relates to a sample adding device, which comprises a mounting frame (1), two embedded grooves (6) are formed in the outer wall of the mounting frame (1), a fixing frame (7) is movably embedded between the inner walls of the two embedded grooves (6), two mounting grooves (8) are formed in the outer wall of the fixing frame (7), a damping block (9) is fixedly inserted into the inner walls of the two mounting grooves (8), a damping rod (10) is movably inserted into the inner walls of the two damping blocks (9), a fixing groove (11) is formed in the outer wall of the fixing frame (7), an inserting shaft (12) is movably inserted between the inner walls of the fixing groove (11), a sample adding device body (13) is movably sleeved with the outer wall of the inserting shaft (12), and a sampling tube (18) is arranged on the outer wall of the sample adding device body (13).

2. The rapid sample adding device for ELISA experiment according to claim 1, characterized in that: Two movable grooves (2) are formed in one side of the outer wall of the mounting frame (1), and a movable frame (3) is movably embedded between the inner walls of the two movable grooves (2).

3. The rapid sample adding device for ELISA experiment according to claim 2, characterized in that: The inner wall of the movable frame (3) movably embeds two fixing plates (4).

4. The rapid sample adding device for ELISA experiment according to claim 3, characterized in that: Two groups of fixing springs (5) are arranged on the inner wall of the movable frame (3), and the outer wall of the fixing spring (5) is fixedly connected with one side of the outer wall of the fixing plate (4).

5. The rapid sample adding device for ELISA experiment according to claim 4, characterized in that: The outer wall of the sample adding device body (13) is provided with an anti-skid sleeve (14), and two square grooves (15) are formed in the outer wall of the sample adding device body (13).

6. The rapid sample adding device for ELISA experiment according to claim 5, characterized in that: The inner walls of the two square grooves (15) are provided with limiting springs (16), and the inner walls of the two square grooves (15) movably embed wedge-shaped blocks (17), and one side of the outer wall of the wedge-shaped block (17) is fixedly connected with one side of the outer wall of the limiting spring (16).

7. The rapid sample adding device for ELISA experiment according to claim 6, characterized in that: The outer wall of the sampling tube (18) is provided with two limiting grooves (19), and the outer wall of the wedge-shaped block (17) is arranged on the inner wall of the limiting groove (19).

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