Leak-proof centrifugal sampling detection kit

Abstract

The utility model discloses a leakproof centrifugal sampling detection kit, which relates to the technical field of kits, and comprises a fixing mechanism, the upper end of the fixing mechanism is connected with a centrifugal clamping mechanism, and a reagent tube mechanism is inserted and connected into the centrifugal clamping mechanism. In order to solve the problems that a reagent in a reagent tube is easy to leak when a kit is subjected to centrifugal operation, and dangers are caused, a rubber sleeve in a reagent tube mechanism is used for sealing a glass test tube, so that primary leakage prevention of the glass test tube is realized, and a fixing mechanism is used for extruding and controlling the reagent tube mechanism; a first pressing assembly can extrude a rubber sleeve at the lower end through lifting control of a driving air cylinder, double-layer sealing of a glass test tube at the lower end is achieved, and a second pressing assembly can extrude a rubber sleeve at the upper end through threaded fixing between a threaded rotating block and the driving air cylinder; double-layer sealing can effectively prevent the reagent in the glass test tube from leaking to cause danger.

Description

Technical Field

[0001] The utility model relates to the technical field of reagent kits, in particular to a leakage-proof centrifugal sampling detection reagent kit. Background Art

[0002] Test kits are boxes used to hold chemical reagents for testing chemical components, drug residues, virus types, etc. They are generally used in hospitals and pharmaceutical companies. They are designed to allow experimenters to get rid of the tedious process of reagent preparation and optimization. Therefore, the test kits are generally equipped with corresponding instructions for use. Users can get satisfactory results with no or only a small amount of optimization according to the instructions.

[0003] A laboratory centrifuge kit with publication number CN220258356U comprises: a box body, a circular hole is opened on the side of the box body, a placement tube is passed through the inner side of the circular hole, the placement tube and the circular hole are welded and fixed, a leakage net is welded on the lower end of the placement tube, a support plate is slidably matched inside the placement tube, a compression spring is arranged between the support plate and the leakage net, the inner side of the placement tube is used for placing a centrifuge tube, the top of the centrifuge tube and the bottom of the box cover are abutted by the elastic force of the compression spring, and the bottom of the centrifuge tube and the top of the support plate are abutted by the elastic force of the compression spring, but the upper end of the centrifuge tube of this centrifuge kit lacks a sealing structure, which makes the reagent in the reagent tube easy to leak when the kit is centrifuged, causing danger.

[0004] In view of the above problems, a leakage-proof centrifugal sampling detection kit is proposed. Utility Model Content

[0005] The utility model aims to provide a leakage-proof centrifugal sampling detection kit, which solves the problem that the upper end of the centrifugal tube of the existing centrifugal kit in the background technology lacks a sealing structure, which causes the reagent in the reagent tube to leak easily when the kit is centrifuged, causing danger.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leak-proof centrifugal sampling detection kit, comprising a fixing mechanism, the upper end of the fixing mechanism is connected to a centrifugal clamping mechanism, a reagent tube mechanism is inserted and connected in the centrifugal clamping mechanism, the fixing mechanism comprises a rotatable driving cylinder, a first pressing component is fixedly arranged at the telescopic end of the driving cylinder, a threaded rotating block is connected to the upper end of the driving cylinder, the threaded rotating block and the driving cylinder are threadedly connected to each other, a second pressing component is sleeved on the upper end of the driving cylinder, the centrifugal clamping mechanism comprises a hexagonal frame fixedly connected to the driving cylinder, the hexagonal frame is small at the top and large at the bottom and is arranged in parallel, and the reagent tube mechanism comprises a glass test tube and a rubber sleeve sleeved and sealed on the glass test tube.

[0007] Preferably, the fixing mechanism further comprises a fixing frame, a driving motor is fixedly arranged inside the fixing frame, and the driving cylinder is arranged at an output end of the driving motor.

[0008] Preferably, the upper end of the driving cylinder is arranged as a threaded head, and the threaded rotating block comprises a spring fixedly connected to one side of the threaded head, and a threaded clamping block movably sleeved with the spring.

[0009] Preferably, the first pressing assembly comprises a connecting ring fixedly connected to the telescopic end of the driving cylinder, and a pressing block arranged on the outer ring of the connecting ring, wherein the inclination angles of the pressing block and the rubber sleeve correspond to each other.

[0010] Preferably, the second pressing assembly is similar in structure to the first pressing assembly.

[0011] Preferably, the hexagonal frames are provided in two groups of different sizes, and the driving cylinder is fixedly provided with a hexagonal frame.

[0012] Preferably, the hexagonal frame is provided with six test tube sockets, the test tube sockets are arranged in a circular array, and a support socket is provided on one side of the upper end of the bracket.

[0013] Preferably, the rubber sleeve comprises a connecting strip which is sleeved on the glass test tube and a rubber cover which is connected to one end of the connecting strip.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a leak-proof centrifugal sampling detection kit, which realizes preliminary leak-proofing of the glass test tube by sealing the glass test tube with a rubber sleeve in the reagent tube mechanism, and solves the problem of the lack of a sealing structure at the upper end of the centrifugal tube of the existing centrifugal test kit.

[0016] 2. The utility model provides a leak-proof centrifugal sampling detection kit, which controls the extrusion of the reagent tube mechanism through the fixing mechanism, so that the first pressing component can squeeze the rubber sleeve at the lower end through the lifting control of the driving cylinder to achieve the double-layer sealing of the lower glass test tube, and the second pressing component can squeeze the upper rubber sleeve through the threaded fixation between the threaded rotating block and the driving cylinder to achieve the double-layer sealing of the upper glass test tube, effectively preventing the reagent in the glass test tube from leaking and causing danger, and solves the problem that the reagent in the reagent tube is prone to leakage when the existing centrifugal test kit is centrifuged, causing danger. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the fixed structure of the test tube before centrifugation of the utility model;

[0020] Figure 4 This is a schematic diagram of the overall front view structure of the utility model test tube before centrifugation;

[0021] Figure 5 It is a structural schematic diagram of the fixing mechanism and the centrifugal engaging mechanism of the utility model;

[0022] Figure 6 It is a structural schematic diagram of the reagent tube mechanism of the utility model.

[0023] In the figure: 1. fixing mechanism; 11. fixing frame; 12. driving motor; 13. driving cylinder; 131. threaded head; 14. first pressing assembly; 141. connecting ring; 142. pressing block; 15. threaded rotating block; 151. spring; 152. threaded clamping block; 16. second pressing assembly; 2. centrifugal clamping mechanism; 21. hexagonal frame; 211. test tube socket; 22. bracket; 221. bracket mouth; 3. reagent tube mechanism; 31. glass test tube; 32. rubber sleeve; 321. connecting strip; 322. rubber cover. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0026] Combination Figure 1 The utility model discloses a leakage-proof centrifugal sampling detection kit, comprising a fixing mechanism 1, the upper end of the fixing mechanism 1 is connected with a centrifugal clamping mechanism 2, a reagent tube mechanism 3 is inserted and connected in the centrifugal clamping mechanism 2, the fixing mechanism 1 comprises a rotatably arranged driving cylinder 13, a first pressing component 14 is fixedly arranged at the telescopic end of the driving cylinder 13, a threaded rotating block 15 is connected to the upper end of the driving cylinder 13, the threaded rotating block 15 and the driving cylinder 13 are threadedly connected and correspond to each other, a second pressing component 16 is sleeved on the upper end of the driving cylinder 13, the centrifugal clamping mechanism 2 comprises a hexagonal frame 21 fixedly connected to the driving cylinder 13, the hexagonal frame 21 is arranged in parallel with the upper small and the lower large, and the reagent tube mechanism 3 comprises a glass test tube 31 and a rubber sleeve 32 sleeved and sealed with the glass test tube 31.

[0027] Specifically, the first pressing component 14 squeezes the rubber sleeve 32 at the lower end by controlling the lifting and lowering of the driving cylinder 13, thereby achieving a double-layer seal of the lower glass test tube 31. The second pressing component 16 squeezes the upper rubber sleeve 32 by threaded fixation between the threaded turn block 15 and the driving cylinder 13, thereby achieving a double-layer seal of the upper glass test tube 31, effectively preventing the reagent in the glass test tube 31 from leaking and causing danger.

[0028] The utility model is further described below in conjunction with embodiments.

[0029] Embodiment 1:

[0030] Combination Figure 2-Figure 5 The fixing mechanism 1 also includes a fixing frame 11, a driving motor 12 is fixedly arranged inside the fixing frame 11, a driving cylinder 13 is arranged at the output end of the driving motor 12, and the fixing frame 11 plays a fixing role. The driving motor 12 drives the driving cylinder 13 and the centrifugal clamping mechanism 2 and the reagent tube mechanism 3 fixed on the driving cylinder 13 to rotate synchronously to complete the reagent centrifugation operation.

[0031] The upper end of the driving cylinder 13 is set as a threaded head 131, and the threaded rotating block 15 includes a spring 151 fixedly connected to one side of the threaded head 131, and a threaded clamp 152 movably sleeved on the spring 151. The interior of the threaded clamp 152 is threadedly connected to the threaded head 131. The spring 151 connects the threaded clamp 152 and the driving cylinder 13. The threaded clamp 152 rotates along the threaded head 131, and can squeeze the second pressing component 16 sleeved on the driving cylinder 13, thereby realizing a double-layer seal for the upper reagent tube mechanism 3.

[0032] The first downward pressing component 14 includes a connecting ring 141 fixedly connected to the telescopic end of the driving cylinder 13, and a pressure block 142 arranged on the outer ring of the connecting ring 141. The pressure block 142 and the rubber sleeve 32 have corresponding inclination angles. The connecting ring 141 is controlled to rise and fall by the driving cylinder 13, and the lifting position is adjusted according to the fixed size of the lower end reagent tube mechanism 3.

[0033] The second pressing assembly 16 is similar in structure to the first pressing assembly 14 . The connecting ring 141 in the second pressing assembly 16 is movably connected to the driving cylinder 13 . The pressing block 142 is set to correspond to the insertion size of the upper glass test tube 31 .

[0034] Embodiment 2:

[0035] Combination Figure 2 , Figure 3 and Figure 6The hexagonal frames 21 are provided with two groups of different sizes. The driving cylinder 13 is fixedly provided with a hexagonal frame 21. The two groups of hexagonal frames 21 of different sizes are respectively inserted into the glass test tube 31 at the upper end and the glass test tube 31 at the lower end. The hexagonal frames 21 hold the bottom of the glass test tube 31 at the lower end to position it.

[0036] The hexagonal frame 21 is provided with six test tube sockets 211 , which are arranged in a circular array. A support hole 221 is provided on one side of the upper end of the bracket 22 . The test tube sockets 211 and the support hole 221 are used to fix the glass test tube 31 .

[0037] The rubber sleeve 32 includes a connecting strip 321 that is sleeved on the glass test tube 31, and a rubber cover 322 connected to one end of the connecting strip 321. The connecting strip 321 is connected to the rubber cover 322. The rubber cover 322 realizes the blocking and sealing of the port of the glass test tube 31. The rubber cover 322 can be pressed down by the first pressing component 14 or the second pressing component 16 to prevent leakage.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leak-proof centrifugal sampling detection kit, comprising a fixing mechanism (1), characterized in that: The upper end of the fixing mechanism (1) is connected to a centrifugal clamping mechanism (2), and a reagent tube mechanism (3) is inserted and connected into the centrifugal clamping mechanism (2); The fixing mechanism (1) comprises a rotatably arranged driving cylinder (13), a first pressing assembly (14) being fixedly arranged at the telescopic end of the driving cylinder (13), a threaded rotating block (15) being connected to the upper end of the driving cylinder (13), the threaded rotating block (15) and the driving cylinder (13) being threadedly connected and corresponding to each other, a second pressing assembly (16) being sleeved on the upper end of the driving cylinder (13), the centrifugal engaging mechanism (2) comprising a hexagonal frame (21) being fixedly connected to the driving cylinder (13), the hexagonal frame (21) being arranged in parallel with a small upper portion and a large lower portion, and the reagent tube mechanism (3) comprising a glass test tube (31) and a rubber sleeve (32) being sleeved and sealed on the glass test tube (31).

2. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The fixing mechanism (1) further comprises a fixing frame (11), a driving motor (12) being fixedly arranged inside the fixing frame (11), and the driving cylinder (13) being arranged at the output end of the driving motor (12).

3. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The upper end of the driving cylinder (13) is provided with a thread head (131), and the thread rotating block (15) comprises a spring (151) fixedly connected to one side of the thread head (131), and a thread clamping block (152) movably sleeved with the spring (151).

4. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The first pressing assembly (14) comprises a connecting ring (141) fixedly connected to the telescopic end of the driving cylinder (13), and a pressing block (142) arranged on the outer ring of the connecting ring (141), wherein the inclination angles of the pressing block (142) and the rubber sleeve (32) correspond to each other.

5. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The second pressing component (16) has the same structure as the first pressing component (14), and the radius of the first pressing component (14) is greater than that of the second pressing component (16).

6. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The hexagonal frames (21) are provided in two groups of different sizes, and the hexagonal frames (21) are fixedly provided on the driving cylinder (13).

7. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The hexagonal frame (21) is provided with six test tube sockets (211), and the test tube sockets (211) are arranged in a circular array. A bracket (22) is fixedly provided at the lower end of the driving cylinder (13), and a bracket socket (221) is provided at one side of the upper end of the bracket (22).

8. The leak-proof centrifugal sampling detection kit according to claim 1, characterized in that: The rubber sleeve (32) comprises a connecting strip (321) sleeved on the glass test tube (31) and a rubber cover (322) connected to one end of the connecting strip (321).

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