Antigen reagent card fixing device

Abstract

The utility model discloses an antigen reagent card fixing device, relates to medical instrument technical field, including shell and clamping subassembly, the clamping subassembly includes first clamping piece, second clamping piece and first elastic piece, first clamping piece sliding connection shell, and the spacing between first clamping piece and second clamping piece is adjustable clamping clearance, and the first elastic piece is fixed in the shell. The first elastic piece is connected with the first clamping piece and can accumulate elastic force when the clamping gap is increased, and the projection of the first elastic piece on the bottom face of the shell and the projection of the first clamping piece on the bottom face of the shell have a coincident part. It can be understood that the first clamping piece and the first elastic piece are arranged up and down in the thickness direction of the shell so as to achieve the effect of saving the transverse space of the shell, the transverse length of the antigen reagent card fixing device does not need to be set to be long, the occupied space is small, and carrying is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a antigen reagent card fixing device. BACKGROUND

[0002] Antigen reagents are widely used in diagnosis, disease prevention, research and treatment, and are one of the most important components of biological pharmaceuticals. Antigen reagent card detection has the characteristics of fast result, significantly improving the ability of early disease detection. With the continuous improvement of medical level, the antigen reagent industry has strong development momentum, the market space is huge, and the global market shows a significant growth trend. Therefore, antigen reagent detection has important significance for improving public health safety and reducing disease transmission by providing a convenient detection method.

[0003] The prior art with publication number CN222232466U discloses a reagent card positioning device of a fluorescence immunoassay analyzer, which comprises a detector, a reagent card is arranged outside the detector, card slots are formed on both sides of one end of the reagent card close to the detector, a clamping component is fixedly connected inside one end of the detector close to the reagent card, a separating component is fixedly connected to one end of the clamping component away from the reagent card, the clamping component comprises a clamping block fixedly connected by being inserted inside one end of the detector close to the reagent card, a first spring is fixedly connected to the middle of one end of the clamping block inserted in the detector, one end of the first spring away from the clamping block is fixedly connected to the inside of the detector, and the separating component comprises a separating block arranged on one side of the clamping block away from the reagent card, so that when the reagent card is inserted into the detector for detection, the detector can quickly clamp and position the reagent card by using the clamping component, thereby improving the stability after the detector is inserted, and facilitating subsequent detection.

[0004] However, the existing reagent card positioning device still has some deficiencies, for example, the clamping block and the spring of the device are located in the transverse direction of the device, and even if the spring is compressed to the shortest, it will still occupy the transverse position of the device, resulting in that the transverse size of the device needs to be made larger, and the reagent card positioning device is not convenient to carry. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the above technical deficiencies, and provides an antigen reagent card fixing device, which solves the technical problem that in the prior art, the clamping block and the spring of the reagent card positioning device are located in the transverse direction of the device, and even if the spring is compressed to the shortest, it will still occupy the transverse position of the device, resulting in that the transverse size of the device needs to be made larger, and the reagent card positioning device is not convenient to carry.

[0006] To achieve the above technical purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a antigen reagent card fixing device, which comprises:

[0008] a shell; and

[0009] The clamping assembly comprises a first clamping piece, a second clamping piece and a first elastic piece, the first clamping piece is slidingly connected to the shell and forms an adjustable clamping gap with the second clamping piece, the first elastic piece is connected to the first clamping piece and can accumulate elastic force when the clamping gap increases, and a projection of the first clamping piece on the bottom surface of the shell overlaps with a projection of the first elastic piece on the bottom surface of the shell.

[0010] In some embodiments, the first clamping piece comprises a first slider and a first clamping part connected thereto, the first slider is slidingly connected to the shell, and the projection of the first clamping part on the bottom surface of the shell intersects with the projection of the first elastic piece on the bottom surface of the shell.

[0011] In some embodiments, the shell is provided with a first sliding groove, the first slider is slidingly arranged in the first sliding groove, and the first elastic piece is located in the first sliding groove.

[0012] In some embodiments, the clamping assembly further comprises a first sliding rod arranged in the first sliding groove, the first elastic piece is a spring and is sleeved on the first sliding rod, and the first sliding rod slidingly penetrates the first slider.

[0013] In some embodiments, the clamping assembly further comprises a second elastic piece, the second clamping piece is slidingly connected to the shell, and the second elastic piece is connected to the second clamping piece and the shell and can accumulate elastic force when the second clamping piece moves away from the first clamping piece.

[0014] In some embodiments, the second clamping piece comprises a second clamping part and a second slider connected thereto, and the projection of the second clamping part on the bottom surface of the shell overlaps with the projection of the second elastic piece on the bottom surface of the shell.

[0015] In some embodiments, the first clamping part and the second clamping part are both arc-shaped and jointly form a dovetail shape.

[0016] In some embodiments, the first clamping part and the second clamping piece form a clamping gap therebetween, the shell is provided with an auxiliary positioning piece at a position above the clamping gap, and the auxiliary positioning piece can elastically abut against an antigen reagent card located in the clamping gap.

[0017] In some embodiments, the auxiliary positioning piece comprises an elastic plunger and an auxiliary spring, the shell is provided with an auxiliary groove, the elastic plunger is slidingly arranged in the auxiliary groove, and the auxiliary spring is located in the auxiliary groove and can accumulate elastic force when the elastic plunger abuts against the antigen reagent card.

[0018] In some embodiments, the auxiliary positioning member is an arc-shaped elastic sheet, and a convex part of the elastic sheet faces the clamping gap and can be elastically deformed when the antigen reagent card is inserted into the clamping gap.

[0019] Compared with the prior art, the antigen reagent card fixing device has a clamping gap formed between the first clamping member and the second clamping member, which can be used to clamp and fix the antigen reagent card, so as to facilitate detection of the antigen reagent card. When the first clamping member and the second clamping member clamp the antigen reagent card, the first clamping member drives the first elastic member to accumulate elastic force, and the antigen reagent card is tightly pressed by the elastic force. The projection of the first clamping member on the bottom surface of the shell and the projection of the first elastic member on the bottom surface of the shell have overlapping parts, which can be understood as that the first clamping member and the first elastic member are arranged up and down along the thickness direction of the shell, so as to save the horizontal space of the shell. The horizontal length of the antigen reagent card fixing device does not need to be set too long, and the space occupied is small, so the antigen reagent card fixing device is convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic diagram of the antigen reagent card fixing device from one perspective provided by the embodiment of the present application;

[0021] Figure 2 is a structural schematic diagram of the antigen reagent card fixing device from another perspective provided by the embodiment of the present application;

[0022] Figure 3 is an exploded schematic diagram of the antigen reagent card fixing device provided by the embodiment of the present application;

[0023] Figure 4 is a structural schematic diagram of the first clamping member, the first elastic member and the first sliding rod provided by the embodiment of the present application. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0025] In order to solve the technical problem that the clamping block and the spring of the reagent card positioning device in the prior art are located in the horizontal direction of the device, the spring still occupies the horizontal position of the device even if it is compressed to the shortest, resulting in that the horizontal size of the device needs to be made larger, and the reagent card positioning device is inconvenient to carry, the present application provides an antigen reagent card fixing device, which can realize that the clamping block and the spring are arranged up and down, reduce the size of the reagent card positioning device in the horizontal direction, and is convenient to carry.

[0026] It needs to be explained that the antigen reagent card fixing device is used for fixing antigen reagent cards and the like, but is not limited to fixing antigen reagent cards.

[0027] Please refer to Figure 1 and Figure 2 , Figure 1 It is a structural schematic view of the antigen reagent card fixing device in an embodiment of the utility model, and the antigen reagent card fixing device comprises a shell 1 and a clamping assembly, the clamping assembly comprises a first clamping piece 2, a second clamping piece 3 and a first elastic piece 4, the first clamping piece 2 comprises a first clamping portion 21 and a first sliding block 22 connected with each other, the projection of the first clamping portion 21 on the bottom surface of the shell 1 has a coinciding part with the projection of the first elastic piece 4 on the bottom surface of the shell 1, the first sliding block 22 is slidingly connected with the shell 1, the first elastic piece 4 is connected with the first sliding block 22 and the shell 1, and can accumulate elastic force when the first clamping portion 21 is away from the second clamping piece 3. In the embodiment, the projection of the first clamping portion 21 and the first elastic piece 4 on the bottom surface of the shell 1 can be understood as the projection in the thickness direction of the shell 1, and the projections of the two are coincided, which can be understood as that the first clamping portion 21 and the first elastic piece 4 have an overlapping part in the thickness direction of the shell 1, and the first clamping portion 21 and the first elastic piece 4 are arranged up and down along the thickness direction of the shell 1, so that the transverse size of the shell 1 can be reduced, and the reagent card positioning device is convenient to carry.

[0028] The detection component (not shown in the figure) for detecting the antigen reagent card can be installed on the shell 1, and the first clamping portion 21 and the second clamping piece 3 can be used to clamp and fix the antigen reagent card, so that the detection component can detect the fixed antigen reagent card. In addition, the first clamping piece 2 is slidingly connected with the shell 1, and can be away from or close to the second clamping piece 3 by sliding, so that the first clamping piece 2 and the second clamping piece 3 can clamp and fix antigen reagent cards of different sizes, and the compatibility of the antigen reagent card fixing device is strong.

[0029] In one of the embodiments, please refer to Figure 3 The shell 1 is provided with a first sliding groove 11, the first sliding block 22 is slidingly arranged in the first sliding groove 11, and the first elastic piece 4 is located in the first sliding groove 11. In the embodiment, the first sliding block 22 and the first elastic piece 4 are both located in the first sliding groove 11 provided in the shell 1, which is equivalent to being arranged in the interior of the shell 1, without occupying additional space, which is beneficial to reducing the size of the shell 1.

[0030] In one of the embodiments, please refer to Figure 3, the first elastic member 4 is arranged across the first clamping part 21, and the first clamping part 21 is capable of abutting against the edge of the shell 1 when moving away from the second clamping part 3. In the embodiment, the first elastic member 4 is arranged across the first clamping part 21, which means that the projection of the first clamping part 21 on the bottom surface of the shell 1 intersects with the projection of the first elastic member 4 on the bottom surface of the shell 1, and the first clamping part 21 is capable of sliding to a further position, even to abut against the edge of the shell 1, to reach an extreme position, so that the space between the first clamping part 21 and the second clamping part 3 reaches the maximum, and is capable of accommodating a larger antigen reagent card.

[0031] In one of the embodiments, referring to Figure 3 , the clamping assembly further comprises a first sliding rod 23 arranged in the first sliding groove 11, the first elastic member 4 is a spring and is sleeved on the first sliding rod 23, and the first sliding rod 23 is sleeved through the first sliding block 22. In the embodiment, the first sliding block 22 is sleeved through the first sliding rod 23 and is capable of reciprocating along the first sliding rod 23, so that the sliding of the first sliding block 22 is stable. The first elastic member 4 is sleeved on the first sliding rod 23, and the first sliding block 22 is capable of pressing the first elastic member 4 to accumulate elastic force when sliding away from the second clamping part 3, and the first elastic member 4 drives the first clamping part 21 to tightly abut against the antigen reagent card through the elastic force, so as to fix the antigen reagent card.

[0032] In one of the embodiments, referring to Figure 3 , the clamping assembly further comprises a second elastic member 5, the second clamping part 3 is slidingly connected to the shell 1, the second elastic member 5 is connected between the second clamping part 3 and the shell 1 and is capable of accumulating elastic force when the second clamping part 3 moves away from the first clamping part 2. In the embodiment, the second clamping part 3 is also capable of reciprocating to move away from or close to the first clamping part 2, so that the clamping gap 24 formed between the first clamping part 2 and the second clamping part 3 has a larger adjustment range and is capable of accommodating more antigen reagent cards of different sizes. The second clamping part 3 is capable of pressing the second elastic member 5 to accumulate elastic force when sliding away from the first clamping part 2, and the second elastic member 5 is capable of driving the second clamping part 3 to tightly abut against the antigen reagent card through the elastic force, so as to fix the antigen reagent card.

[0033] In one of the embodiments, referring to Figure 3The second clamping piece 3 comprises a second clamping portion 31 and a second sliding block 32 connected with each other, and the projection of the second clamping portion 31 on the bottom surface of the shell 1 has an overlapping part with the projection of the second elastic member 5 on the bottom surface of the shell 1. In the embodiment, the projection of the second clamping portion 31 and the second elastic member 5 on the bottom surface of the shell 1 can be understood as the projection in the thickness direction of the shell 1, and the projections of the two are overlapped, which can be understood as that the second clamping portion 31 and the second elastic member 5 have an overlapping part in the thickness direction of the shell 1, and the second clamping portion 31 and the second elastic member 5 are arranged in the up-down direction along the thickness direction of the shell 1, so that the lateral size of the shell 1 can be reduced, and the reagent card positioning device is convenient to carry.

[0034] The shell 1 is provided with a second sliding groove 13, the second sliding groove 13 is provided with a second sliding rod 14, the second elastic member 5 is sleeved on the second sliding rod 14, and the second sliding block 32 is slidably connected with the second sliding rod 14, so that the second clamping piece 3 can stably reciprocate along the second sliding rod 14.

[0035] In one of the embodiments, please refer to Figure 1 The first clamping portion 21 and the second clamping portion 31 are both arc-shaped and jointly form a dovetail shape. In the embodiment, the width of the entrance position of the clamping gap 24 between the first clamping portion 21 and the second clamping portion 31 is relatively large, and the width of the inner position of the clamping gap 24 is relatively small, so that in the process of inserting the antigen reagent card into the clamping gap 24, the edge of the antigen reagent card can first abut against the arc-shaped parts of the first clamping portion 21 and the second clamping portion 31 and drive the first clamping portion 21 and the second clamping portion 31 to move away from each other, and the antigen reagent card can be fixed after being completely inserted into the clamping gap 24. It can be seen that the first clamping portion 21 and the second clamping portion 31 are arranged in the arc-shaped dovetail shape, so that the antigen reagent card can be more conveniently and quickly inserted into the clamping gap 24, which is beneficial to improving the installation efficiency of the antigen reagent card.

[0036] In one of the embodiments, please refer to Figure 1 The shell 1 is provided with an auxiliary positioning member 6 at a position above the clamping gap 24, and the auxiliary positioning member 6 can elastically abut against the antigen reagent card located in the clamping gap 24. In the embodiment, by arranging the auxiliary positioning member 6, the top of the antigen reagent card inserted into the clamping gap 24 can be fixed, so as to further improve the stability of the fixation of the antigen reagent card and avoid the antigen reagent card from being inclined to affect the test result.

[0037] The embodiments of the auxiliary positioning member 6 are various, and in one of the embodiments, please refer to Figure 3, the auxiliary positioning member 6 includes an elastic plunger 61 and an auxiliary spring (not shown in the figure), the shell 1 is provided with an auxiliary groove 12, the elastic plunger 61 is slidably arranged in the auxiliary groove 12, and the auxiliary spring is located in the auxiliary groove 12 and can accumulate elastic force when the elastic plunger 61 abuts against the antigen reagent card. In the embodiment, in the process of inserting the antigen reagent card into the clamping gap 24, the antigen reagent card abuts against the elastic plunger 61 while abutting against the first clamping portion 21 and the second clamping portion 31, drives the elastic plunger 61 to slide upward along the auxiliary groove 12, and the elastic plunger 61 abuts against the auxiliary spring to accumulate elastic force, and the auxiliary spring drives the elastic plunger 61 to abut against the top of the antigen reagent card by the elastic force to fix the top of the antigen reagent card. In addition, the bottom of the elastic plunger 61 is arc-shaped, so that the antigen reagent card can smoothly abut against the arc-shaped portion of the elastic plunger 61 in the process of inserting the antigen reagent card into the clamping gap 24, and smoothly drive the elastic plunger 61 to slide upward.

[0038] In another embodiment, referring to Figure 1 , the auxiliary positioning member 6 is an arc-shaped elastic sheet, and the convex portion of the elastic sheet faces the clamping gap 24 and can elastically deform when the antigen reagent card is inserted into the clamping gap 24. In the embodiment, the elastic sheet is arranged in an arc shape and the convex portion faces the clamping gap 24, and in the process of inserting the antigen reagent card into the clamping gap 24, the top of the antigen reagent card can abut against the convex portion of the elastic sheet, so that the top of the antigen reagent card can smoothly enter the clamping gap 24 and also smoothly drive the elastic sheet to elastically deform.

[0039] In one of the embodiments, referring to Figure 3 , the antigen reagent card fixing device further comprises a light sensor 7, the light sensor 7 comprises a U-shaped piece 71 and an infrared emitter 72, the U-shaped piece 71 is formed with a U-shaped groove 73, the U-shaped piece 71 is arranged in the shell 1, when the antigen reagent card is inserted into the clamping gap 24 until abutting against the groove bottom of the U-shaped groove 73, the infrared rays emitted by the infrared emitter 72 irradiate the antigen reagent card, which represents that the antigen reagent card is ready for fixing at this time. The infrared emitter 72 and the detection component are connected to the same control system, when the infrared rays emitted by the infrared emitter 72 irradiate the antigen reagent card, a sensing signal can be generated and transmitted to the control system, and the control system controls the detection component to detect the antigen reagent card. When the antigen reagent card is detected, it can be taken out, at this time, the infrared rays emitted by the infrared emitter 72 cannot irradiate the antigen reagent card, and it is judged that the antigen reagent card is detected.

[0040] In order to better understand the present application, the following will be combined Figures 1 to 4 The technical scheme of the present application will be described in detail:

[0041] The antigen reagent card fixing device has the first clamping part 21 and the second clamping part 3, which can be used for clamping and fixing the antigen reagent card, so that the antigen reagent card can be detected. When the first clamping part 21 and the second clamping part 3 clamp the antigen reagent card, the first sliding block 22 drives the first elastic part 4 to accumulate elastic force, and the antigen reagent card is tightly pressed through the elastic force. The projection of the first clamping part 21 on the bottom surface of the shell 1 and the projection of the first elastic part 4 on the bottom surface of the shell 1 have overlapping parts, which can be understood as that the first clamping part 21 and the first elastic part 4 are arranged up and down along the thickness direction of the shell 1, so that the horizontal space of the shell 1 is saved, the horizontal length of the antigen reagent card fixing device does not need to be set to be long, the occupied space is small, and the antigen reagent card fixing device is convenient to carry.

[0042] The specific embodiment of the utility model described above does not constitute a limitation on the protection scope of the utility model. Any various other corresponding changes and deformations made according to the technical concept of the utility model should be included in the protection scope of the utility model claim.

Claims

1. An antigen reagent card fixing device characterized by comprising: The utility model relates to a portable antigen test device, comprising: a shell; and a clamping assembly comprising a first clamping piece, a second clamping piece and a first elastic piece, the first clamping piece being slidably connected to the shell and forming an adjustable clamping gap with the second clamping piece, the first elastic piece being connected to the first clamping piece and capable of accumulating elastic force when the clamping gap increases, the projection of the first clamping piece on the bottom surface of the shell having an overlapping part with the projection of the first elastic piece on the bottom surface of the shell.

2. The antigen reagent card fixture of claim 1, wherein, The first clamping piece comprises a first slider and a first clamping part connected thereto, the first slider being slidably connected to the shell, and the projection of the first clamping part on the bottom surface of the shell intersecting the projection of the first elastic piece on the bottom surface of the shell.

3. The antigen reagent card fixture of claim 2, wherein, The shell is provided with a first sliding groove, and the first slider is slidably arranged in the first sliding groove, and the first elastic piece is located in the first sliding groove.

4. The antigen reagent card fixture of claim 3, wherein, The clamping assembly further comprises a first sliding rod arranged in the first sliding groove, and the first elastic piece is a spring and is sleeved on the first sliding rod, and the first sliding rod slidably penetrates the first slider.

5. The antigen reagent card fixture of claim 1, wherein, The clamping assembly further comprises a second elastic piece, the second clamping piece being slidably connected to the shell, and the second elastic piece being connected to the second clamping piece and the shell and capable of accumulating elastic force when the second clamping piece moves away from the first clamping piece.

6. The antigen reagent card fixture of claim 5, wherein, The second clamping piece comprises a second clamping part and a second slider connected thereto, and the projection of the second clamping part on the bottom surface of the shell has an overlapping part with the projection of the second elastic piece on the bottom surface of the shell.

7. The antigen reagent card fixture of claim 6, wherein, The first clamping part and the second clamping part are both arc-shaped and jointly form a dovetail shape.

8. The antigen reagent card fixture of claim 1, wherein, The shell is provided with an auxiliary positioning piece at a position above the clamping gap, and the auxiliary positioning piece is capable of elastically abutting against an antigen reagent card located in the clamping gap.

9. The antigen reagent card fixture of claim 8, wherein, The auxiliary positioning piece comprises an elastic plunger and an auxiliary spring, the shell being provided with an auxiliary groove, the elastic plunger being slidably arranged in the auxiliary groove, and the auxiliary spring being located in the auxiliary groove and capable of accumulating elastic force when the elastic plunger abuts against the antigen reagent card.

10. The antigen reagent card fixture of claim 8, wherein, The auxiliary positioning piece is an arc-shaped elastic sheet, the convex part of the elastic sheet facing the clamping gap and being capable of elastically deforming when the antigen reagent card is inserted into the clamping gap.

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