A sample storage device capable of performing gradient separation

By designing a sample storage device with an adjustment screw and a driving motor, the problem of difficult to control the sample storage device's sample size and long-term exposure of the sample to the outside environment is solved, and quantitative sampling and stable gradient separation are achieved.

CN222728580UActive Publication Date: 2025-04-08WOMEN & CHILDRENS MEDICAL CENTER AFFILIATED WITH GUANGZHOU MEDICAL UNIVERSITY
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Patent Information

Application Number
CN202421573258.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-04
Publication Date
2025-04-08
Estimated Expiration
2034-07-04

AI Technical Summary

Technical Problem

Existing sample storage devices have difficulty controlling the sampling volume during sampling, and when the gradient is separated, the samples are exposed to the outer environment for too long and are susceptible to contamination.

Method used

A sample storage device including a storage box, a storage bottle and a driving motor is designed to achieve quantitative sampling by adjusting screws and spring push blocks, and the storage bottle is driven to rotate by driving the driving motor to achieve gradient separation of samples.

Benefits of technology

The accuracy of sampling and the stability of gradient separation are improved, and the samples are contaminated in the external environment after sampling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a sample storage device capable of gradient separation, comprising a storage box, wherein a storage slot is provided inside the storage box, and a support plate is fixedly connected to the lower side of the storage box. The utility model provides an adjusting screw, so that the adjusting screw can push the adjusting plate to move inside the storage bottle, thereby adjusting the storage space inside the storage bottle, so that it will not continue to enter the sample after entering the quantitative sample, thereby improving the sampling accuracy of the device, and providing a spring push block, so that the storage bottle can insert its opening into the inside of the sample box for sampling, and the phenomenon of the external environment contacting the sample during sampling, and at the same time, the storage bottle is started and closed by the drive motor, and the storage bottle is rotated by the drive motor, so that the sample inside the storage bottle can be gradient separated, thereby solving the problems that the sampling amount of the existing sample storage device is difficult to control and the problem that it is easily contaminated when exposed to the external environment for too long during gradient separation.
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Description

Technical Field

[0001] The utility model relates to the technical field of sample preservation, in particular to a sample preservation device capable of performing gradient separation. Background Art

[0002] Existing sample preservation devices often perform manual packaging when sampling, and the sampling volume is difficult to control. After sampling, the samples need to be moved to the inside of the centrifuge for gradient separation, causing the samples to be exposed to the external environment for too long, making them susceptible to contamination, resulting in waste of storage bottles and samples.

[0003] Therefore, the sample storage device needs to be redesigned to solve the problems of difficult control of sampling volume and easy contamination due to long exposure to the external environment during gradient separation. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the present invention is to provide a sample storage device capable of performing gradient separation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sample storage device capable of gradient separation, comprising a storage box, the storage box having a storage slot inside, the storage box having a lower side fixedly connected to a support plate, the lower side of the support plate being fixedly connected to a fixing plate, the fixing plate having a through slot on the surface of the fixing plate, the through slot having an adjusting screw threadedly connected inside the through slot, the adjusting plate being movably connected on the upper side of the adjusting screw, the storage bottle being movably connected on the outer side of the adjusting plate, the adjusting slot having an adjusting slot inside the storage bottle, the adjusting slot and the adjusting plate being movably connected, the storage bottle having a movable slot on the surface of the storage bottle, the movable slot and the adjusting screw being movably connected, the storage box having a connecting slot on the surface of the storage bottle having an entry slot, the entry slot and the connecting slot being used in combination, the connecting slot having a first sealing block movably connected inside the first sealing block, the sealing plate being fixedly connected outside the first sealing block, the movable rod being movably connected inside the sealing plate, and the sealing plate having a The adjusting spring is fixedly connected with a stabilizing plate on the upper side of the adjusting spring, the stabilizing plate is movably connected to the storage slot, a filter membrane is fixedly connected to the inner side of the adjusting slot, a driving motor is fixedly connected to the lower side of the storage box, a first flat gear is fixedly connected to the upper side of the driving motor, the first flat gear is movably connected to the storage box, a second flat gear is meshed with the left side of the first flat gear, the second flat gear is movably connected to the storage bottle, a first connecting head is fixedly connected to the front side of the driving motor, a pushing spring is fixedly connected to the lower side of the driving motor, a movable plate is fixedly connected to the lower side of the pushing spring, a second connecting head is fixedly connected to the rear side of the movable plate, the second connecting head is electrically connected to the first connecting head, a connecting wire is electrically connected to the front side of the second connecting head, an end of the connecting wire away from the second connecting head is electrically connected to a battery, the battery is fixedly connected to the supporting plate, a spring push block is fixedly connected to the upper side of the fixing plate, and the spring push block is used in conjunction with the storage bottle.

[0006] As a preferred embodiment of the utility model, a groove is provided on the inner side of the storage bottle, a protrusion is fixedly connected to the inner side of the second flat gear, and the groove and the protrusion are movably connected.

[0007] As a preferred embodiment of the utility model, a liquid inlet groove is provided on the upper surface of the storage box, and a second sealing block is threadedly connected to the inner side of the liquid inlet groove.

[0008] As a preferred embodiment of the present invention, a push plate is fixedly connected to the outer side of the storage bottle, and the push plate is used in conjunction with the movable plate.

[0009] As a preferred embodiment of the present invention, a first sealing ring is fixedly connected to the lower side of the adjustment plate, and a second sealing ring is fixedly connected to the inner side of the adjustment groove, and the first sealing ring and the second sealing ring are used in combination.

[0010] As a preferred embodiment of the utility model, a support rod is fixedly connected to the lower side of the support plate, and a suction cup is fixedly connected to the lower side of the support rod.

[0011] As a preferred embodiment of the utility model, a limiting plate is fixedly connected to the upper side of the fixing plate, a limiting groove is provided on the inner side of the limiting plate, and the limiting groove is movably connected to the storage bottle.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model provides an adjusting screw so that the adjusting screw can push the adjusting plate to move inside the storage bottle, thereby adjusting the storage space inside the storage bottle so that it will not continue to enter the sample after entering the quantitative sample, thereby improving the sampling accuracy of the device, and providing a spring push block so that the storage bottle can insert its opening into the inside of the sample box for sampling, and the external environment contacts the sample during sampling, and at the same time, the storage bottle is started and closed by the driving motor, and the storage bottle is rotated by the driving motor, so that the sample inside the storage bottle can be gradient separated, thereby solving the problems of difficult control of the sampling amount of the existing sample storage device and easy contamination due to exposure to the external environment for too long during gradient separation.

[0014] 2. The utility model provides the grooves and the convex blocks so that the storage bottle can be stably driven to rotate by the second flat gear, thereby improving the stability of the gradient separation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the front view of the structure of the utility model;

[0016] Figure 2 The utility model structure Figure 1 A magnified schematic diagram of point A;

[0017] Figure 3 This is a bottom view of the structure of the utility model;

[0018] Figure 4 The utility model structure Figure 3 An enlarged schematic diagram of point B;

[0019] Figure 5 This is a side view of the structure of the utility model;

[0020] Figure 6 The utility model structure Figure 5 An enlarged schematic diagram of point C;

[0021] Figure 7 This is a top view of the structure of the utility model;

[0022] Figure 8 It is the rear view of the structure of the utility model.

[0023] In the figure: 1, storage box; 2, storage slot; 3, support plate; 4, fixed plate; 5, through slot; 6, adjusting screw; 7, adjusting plate; 8, storage bottle; 9, adjusting slot; 10, movable slot; 11, connecting slot; 12, entry slot; 13, first sealing block; 14, sealing plate; 15, movable rod; 16, adjusting spring; 17, stabilizing plate; 18, filter membrane; 19, driving motor; 20, first flat gear; 21, second flat gear; 23, first connector; 24, pushing spring; 25, movable plate; 26, second connector; 27, connecting line; 28, battery; 29, spring push block; 30, groove; 31, convex block; 32, entry slot; 33, second sealing block; 34, push plate; 35, first sealing ring; 36, second sealing ring; 37, support rod; 38, suction cup; 39, limit plate; 40, limit slot. 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] like Figures 1 to 8As shown, the utility model provides a sample storage device for gradient separation, comprising a storage box 1, a storage slot 2 is provided inside the storage box 1, a support plate 3 is fixedly connected to the lower side of the storage box 1, a fixed plate 4 is fixedly connected to the lower side of the support plate 3, a through slot 5 is provided on the surface of the fixed plate 4, an adjusting screw 6 is threadedly connected to the inner side of the through slot 5, an adjusting plate 7 is movably connected to the upper side of the adjusting screw 6, a storage bottle 8 is movably connected to the outer side of the adjusting plate 7, an adjusting slot 9 is provided inside the storage bottle 8, the adjusting slot 9 and the adjusting plate 7 are movably connected, a movable slot 10 is provided on the surface of the storage bottle 8, the movable slot 10 and the adjusting screw 6 are movably connected, a connecting slot 11 is provided on the surface of the storage box 1, an entry slot 12 is provided on the surface of the storage bottle 8, the entry slot 12 and the connecting slot 11 are used together, a first sealing block 13 is movably connected to the inner side of the connecting slot 11, a sealing plate 14 is fixedly connected to the outer side of the first sealing block 13, a movable rod 15 is movably connected to the inner side of the sealing plate 14, an adjusting spring 16 is fixedly connected to the upper side of the sealing plate 14, and an adjusting spring 16 is provided on the upper side of the adjusting spring 16 A stabilizing plate 17 is fixedly connected, and the stabilizing plate 17 is movably connected to the storage tank 2. A filter membrane 18 is fixedly connected to the inner side of the adjusting tank 9. A driving motor 19 is fixedly connected to the lower side of the storage box 1. A first flat gear 20 is fixedly connected to the upper side of the driving motor 19. The first flat gear 20 is movably connected to the storage box 1. A second flat gear 21 is meshed with the left side of the first flat gear 20. The second flat gear 21 is movably connected to the storage bottle 8. A first connector 23 is fixedly connected to the front side of the driving motor 19. A pushing spring 24 is fixedly connected to the lower side of the driving motor 19. A movable plate 25 is fixedly connected to the lower side of the pushing spring 24. A second connector 26 is fixedly connected to the rear side of the movable plate 25. The second connector 26 is electrically connected to the first connector 23. A connecting wire 27 is electrically connected to the front side of the second connector 26. An end of the connecting wire 27 away from the second connector 26 is electrically connected to a battery 28. The battery 28 is fixedly connected to the supporting plate 3. A spring push block 29 is fixedly connected to the upper side of the fixing plate 4. The spring push block 29 is used in conjunction with the storage bottle 8.

[0026] refer to Figure 4 A groove 30 is provided on the inner side of the storage bottle 8, a protrusion 31 is fixedly connected to the inner side of the second flat gear 21, and the groove 30 and the protrusion 31 are movably connected.

[0027] As a technical optimization solution of the present invention, by providing the groove 30 and the protrusion 31, the storage bottle 8 can be stably driven to rotate by the second flat gear 21, thereby improving the stability of the gradient separation of the device.

[0028] refer to Figure 1 A liquid inlet groove 32 is provided on the upper surface of the storage box 1 , and a second sealing block 33 is threadedly connected to the inner side of the liquid inlet groove 32 .

[0029] As a technical optimization solution of the utility model, the liquid inlet groove 32 and the second sealing block 33 are provided to facilitate the injection of the sample into the inner side of the storage box 1 , and the sample can be sealed by the second sealing block 33 after injection, thereby improving the convenience of using the device.

[0030] refer to Figure 1 A push plate 34 is fixedly connected to the outside of the storage bottle 8, and the push plate 34 and the movable plate 25 are used in conjunction with each other.

[0031] As a technical optimization solution of the present invention, by setting the push plate 34, the storage bottle 8 can stably push the movable plate 25 upward when it is raised, thereby improving the stability of the device operation.

[0032] refer to Figure 1 and Figure 2 A first sealing ring 35 is fixedly connected to the lower side of the adjustment plate 7, and a second sealing ring 36 is fixedly connected to the inner side of the adjustment groove 9. The first sealing ring 35 and the second sealing ring 36 are used in conjunction with each other.

[0033] As a technical optimization solution of the present invention, by providing the first sealing ring 35 and the second sealing ring 36, the gap between the adjustment plate 7 and the adjustment groove 9 can be further sealed, thereby improving the sealing performance of the device.

[0034] refer to Figure 1 A support rod 37 is fixedly connected to the lower side of the support plate 3 , and a suction cup 38 is fixedly connected to the lower side of the support rod 37 .

[0035] As a technical optimization solution of the utility model, the arrangement of the support rod 37 and the suction cup 38 makes the placement of the device more stable and convenient, avoids the movement of the device during storage, and improves the stability of the device.

[0036] refer to Figure 1 A limiting plate 39 is fixedly connected to the upper side of the fixing plate 4, and a limiting groove 40 is arranged inside the limiting plate 39, and the limiting groove 40 is movably connected to the storage bottle 8.

[0037] As a technical optimization solution of the present invention, by providing the limiting plate 39 and the limiting groove 40, the storage bottle 8 can be limited to a fixed position by the limiting groove 40 when rotating, thereby improving the stability of the device.

[0038] The working principle and use process of the utility model are as follows: when in use, the storage bottle 8 is placed inside the limiting groove 40 and on the upper side of the spring push block 29, and the adjusting screw 6 is rotated so that the adjusting screw 6 enters the inner side of the adjusting groove 9 and pushes the adjusting plate 7 to move to the uppermost end of the inner side of the storage bottle 8, so that the storage space inside the storage bottle 8 is extremely squeezed, and the phenomenon that the sample excessively enters the inner side thereof when the storage space is not quantitatively measured is avoided, and then the storage bottle 8 is aligned with the connecting groove 11, and the storage bottle 8 is loosened so that it is inserted into the connecting groove 11 under the push of the spring push block 29, and the first sealing block 13 is pushed out from the inner side of the connecting groove 11 through the storage bottle 8, and then the adjusting screw 6 is rotated so that the adjusting screw 6 moves downward. To a suitable height, the adjusting plate 7 is then pressed down under the influence of gravity and the impact of the sample, so that the sample flows into the inner side of the adjusting slot 9 through the inlet slot 12 to a suitable quantity. At the same time, the pushing plate 34 is driven upward by the storage bottle 8, and the movable plate 25 is pushed upward by the pushing plate 34, and the second connecting head 26 is driven to align with the first connecting head 23 by the movable plate 25, so that the battery 28 can transmit electricity to the driving motor 19, so that the driving motor 19 drives the first flat gear 20 to rotate, and the second flat gear 21 is driven to rotate by the first flat gear 20, and the storage bottle 8 is driven to rotate by the second flat gear 21, so that the sample inside the storage bottle 8 can be gradient separated under the action of centrifugal force.

[0039] 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.

[0040] 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 sample storage device capable of performing gradient separation, comprising a storage box (1), characterized in that: The storage box (1) has a storage slot (2) formed inside, a support plate (3) is fixedly connected to the lower side of the storage box (1), a fixing plate (4) is fixedly connected to the lower side of the support plate (3), a through slot (5) is formed on the surface of the fixing plate (4), an adjusting screw (6) is threadedly connected to the inner side of the through slot (5), an adjusting plate (7) is movably connected to the upper side of the adjusting screw (6), a storage bottle (8) is movably connected to the outer side of the adjusting plate (7), an adjusting slot (9) is formed inside the storage bottle (8), the adjusting slot (9) and the adjusting plate (7) are movably connected, and a movable slot (10) is formed on the surface of the storage bottle (8), The movable groove (10) and the adjusting screw (6) are movably connected. A connecting groove (11) is provided on the surface of the storage box (1). An entry groove (12) is provided on the surface of the storage bottle (8). The entry groove (12) and the connecting groove (11) are used in conjunction with each other. A first sealing block (13) is movably connected to the inner side of the connecting groove (11). A sealing plate (14) is fixedly connected to the outer side of the first sealing block (13). A movable rod (15) is movably connected to the inner side of the sealing plate (14). An adjusting spring (16) is fixedly connected to the upper side of the sealing plate (14). A stabilizing plate (17) is fixedly connected to the upper side of the adjusting spring (16). The stabilizing plate (17) and the storage tank (2) are movably connected, the inner side of the regulating tank (9) is fixedly connected with a filter membrane (18), the lower side of the storage box (1) is fixedly connected with a driving motor (19), the upper side of the driving motor (19) is fixedly connected with a first flat gear (20), the first flat gear (20) and the storage box (1) are movably connected, the left side of the first flat gear (20) is meshed with a second flat gear (21), the second flat gear (21) and the storage bottle (8) are movably connected, the front side of the driving motor (19) is fixedly connected with a first connector (23), the lower side of the driving motor (19) is fixedly connected with a push spring A spring (24) is fixedly connected to a movable plate (25) at the lower side of the push spring (24), a second connector (26) is fixedly connected to the rear side of the movable plate (25), the second connector (26) is electrically connected to the first connector (23), a connecting wire (27) is electrically connected to the front side of the second connector (26), an end of the connecting wire (27) away from the second connector (26) is electrically connected to a storage battery (28), the storage battery (28) is fixedly connected to the support plate (3), and a spring push block (29) is fixedly connected to the upper side of the fixed plate (4), and the spring push block (29) is used in conjunction with the storage bottle (8).

2. A sample storage device capable of gradient separation according to claim 1, characterized in that: A groove (30) is provided on the inner side of the storage bottle (8), a protrusion (31) is fixedly connected to the inner side of the second flat gear (21), and the groove (30) and the protrusion (31) are movably connected.

3. A sample storage device capable of gradient separation according to claim 1, characterized in that: The upper surface of the storage box (1) is provided with a liquid inlet groove (32), and the inner side of the liquid inlet groove (32) is threadedly connected to a second sealing block (33).

4. A sample storage device capable of gradient separation according to claim 1, characterized in that: A push plate (34) is fixedly connected to the outside of the storage bottle (8), and the push plate (34) and the movable plate (25) are used in conjunction with each other.

5. The sample storage device capable of gradient separation according to claim 1, characterized in that: A first sealing ring (35) is fixedly connected to the lower side of the adjustment plate (7), and a second sealing ring (36) is fixedly connected to the inner side of the adjustment groove (9); the first sealing ring (35) and the second sealing ring (36) are used in conjunction with each other.

6. A sample storage device capable of gradient separation according to claim 1, characterized in that: A support rod (37) is fixedly connected to the lower side of the support plate (3), and a suction cup (38) is fixedly connected to the lower side of the support rod (37).

7. The sample storage device capable of gradient separation according to claim 1, characterized in that: The upper side of the fixed plate (4) is fixedly connected to a limiting plate (39), the inner side of the limiting plate (39) is provided with a limiting groove (40), and the limiting groove (40) is movably connected to the storage bottle (8).