Sampling device for flow cytometry detection

Abstract

The utility model discloses a sampling device for flow cytometry, which relates to the technical field of cytometry and comprises a bottom plate and a rotating rod, the rotating rod is rotatably arranged on the upper surface of the bottom plate, a cross rod is fixedly arranged at the upper end of the rotating rod, and mounting shells are fixedly arranged at two ends of the cross rod. Mounting blocks are clamped to the inner sides of the two mounting shells correspondingly, a placement plate is fixedly arranged on the upper sides of the mounting blocks, a plurality of limiting rings are arranged above the placement plate, the two ends of the lower sides of the limiting rings are fixedly connected with the placement plate through connecting rods correspondingly, a vertical rod is fixedly arranged on one side of the upper surface of the bottom plate, and the vertical rod is fixedly connected with the lower side of the bottom plate. And wedge-shaped blocks are fixedly arranged at the upper ends of the vertical rods, wedge-shaped grooves are formed in the lower ends of the mounting blocks on the two sides, a through groove is formed in the middle of the lower side of the mounting shell, and the wedge-shaped blocks are connected with the corresponding wedge-shaped grooves in a clamped mode. According to the utility model, loading and reloading can be carried out synchronously, so that the time wasted by reloading can be reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cell detection, and particularly relates to a sampling device for flow cytometry detection. Background Art

[0002] The existing sampling devices for flow cytometry detection have the following deficiencies. Some sampling devices for flow cytometry detection suck cell stock solution through a sampling tube, and the cell stock solution is generally placed in a test tube. When there are too many types of cell stock solutions to be sampled, the user needs to manually replace the test tube to sample different types of cell stock solutions. However, the above method of replacing the test tube is not convenient for sampling different types of cell stock solutions, which affects the sampling speed of cell detection and reduces the sampling efficiency.

[0003] Among them, the sampling device for flow cytometry detection disclosed in the publication number CN215811818U includes a workbench, a turntable, a pressing piece, and an inserting rod. The workbench is fixedly connected with a convex shaft, the convex shaft is fixedly connected with a connecting shaft, the connecting shaft is provided with a rectangular hole, the workbench is fixedly connected with a connecting seat, the workbench is fixedly connected with a connecting cylinder, an active ejector rod is movably connected in the connecting cylinder, the active ejector rod is fixedly connected with a spring, the turntable is rotatably connected to the connecting shaft, the turntable is provided with a plurality of grooves, the turntable is provided with a plurality of placing rings in contact with the active ejector rod, the pressing piece is fixedly connected with a rectangular plate, the rectangular plate is slidably connected in the rectangular hole, and the inserting rod is movably connected in the connecting seat. There are still defects in this technical solution:

[0004] In this technical solution, the steps of disassembling, removing, reinstalling, and limiting the turntable for placing the test tube need to be carried out in sequence. Therefore, some time will still be wasted in the whole process, and the work efficiency still needs to be improved. Summary of the Utility Model

[0005] In view of the problems existing in the above-mentioned existing sampling devices for flow cytometry detection, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a sampling device for flow cytometry detection, which solves the problem that in the prior art, the steps of disassembling, removing, reinstalling, and limiting the turntable for placing the test tube need to be carried out in sequence. Therefore, some time will still be wasted in the whole process, and the work efficiency still needs to be improved.

[0007] In order to achieve the above purpose, the present utility model provides the following technical solutions:

[0008] A sampling device for flow cytometry detection, comprising a bottom plate and a rotating rod. The rotating rod is rotatably arranged on the upper surface of the bottom plate. A cross bar is fixedly arranged at the upper end of the rotating rod. Installation shells are fixedly arranged at both ends of the cross bar. Installation blocks are clamped inside both installation shells. A placement plate is fixedly arranged on the upper side of the installation block. A plurality of limiting rings are arranged above the placement plate. Both ends of the lower side of the plurality of limiting rings are fixedly connected to the placement plate through connecting rods. A vertical rod is fixedly arranged on one side of the upper surface of the bottom plate. The vertical rod, the upper end of the vertical rod is fixedly provided with a wedge block. Wedge grooves are opened at the lower ends of both installation blocks. A through groove is opened in the middle of the lower side of the installation shell. The wedge block is clamped with the corresponding wedge groove;

[0009] A transmission mechanism for driving the rotation of the rotating rod is arranged on the upper surface of the bottom plate.

[0010] Preferably, the transmission mechanism comprises a worm gear and a worm. The worm gear is fixedly sleeved on the rod wall of the rotating rod. The worm is meshed with the worm gear on the front side. Both ends of the worm are rotatably connected with side plates. One end of the side plate is fixedly connected with the bottom plate.

[0011] Preferably, one end of the worm extends to the outside of the side plate and is fixedly sleeved with a rotating wheel.

[0012] Preferably, the cross sections of the installation shell and the installation block are both rectangular.

[0013] Preferably, the placement plate is a rubber plate.

[0014] Preferably, the side wall of the rotating wheel is provided with anti-slip lines.

[0015] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows:

[0016] In the present utility model, when the worm is rotated, the worm drives the worm gear to rotate, that is, one placement plate can be rotated to the upper side of the vertical rod, and the installation block is rotated and sleeved on the upper side of the wedge block, so that the installation block cannot be pulled out of the installation shell, that is, the sampling work of the fluid cells in the test tube placed on the placement plate can be stably carried out. At the same time, the test tube on the other placement plate can be replaced, and the whole process can be carried out synchronously, thereby greatly improving the work efficiency. Description of the Drawings

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings.

[0018] Figure 1Structural schematic diagram of a sampling device for flow cytometry detection proposed by the present utility model;

[0019] Figure 2 is Figure 1 Enlarged schematic diagram of the structure of part A in the middle;

[0020] Figure 3 is Figure 1 Stereogram of the connection structure between the mounting shell and the mounting block in the middle.

[0021] Explanation of reference numerals:

[0022] 1, bottom plate; 2, rotating rod; 3, cross bar; 4, mounting shell; 5, mounting block; 6, placing plate; 7, connecting rod; 8, limiting ring; 9, vertical rod; 10, wedge block; 11, worm gear; 12, side plate; 13, worm; 14, runner. Specific implementation mode

[0023] In order to enable those skilled in the art to better understand the technical solution of the present utility model, the present utility model will be further introduced in detail below with reference to the accompanying drawings.

[0024] The embodiment of the present utility model discloses a sampling device for flow cytometry detection.

[0025] Embodiment 1

[0026] Referring to Figures 1-3 , a sampling device for flow cytometry detection includes a bottom plate 1 and a rotating rod 2. The rotating rod 2 is rotatably arranged on the upper surface of the bottom plate 1. The upper end of the rotating rod 2 is fixedly provided with a cross bar 3. Both ends of the cross bar 3 are fixedly provided with mounting shells 4. The inner sides of the two mounting shells 4 are both clamped with mounting blocks 5. The upper side of the mounting block 5 is fixedly provided with a placing plate 6. The placing plate 6 is a rubber plate to prevent damage to the test tube as much as possible. Above the placing plate 6, a plurality of limiting rings 8 are arranged. Both lower ends of the plurality of limiting rings 8 are fixedly connected to the placing plate 6 through connecting rods 7. One side of the upper surface of the bottom plate 1 is fixedly provided with a vertical rod 9. The upper end of the vertical rod 9 is fixedly provided with a wedge block 10. Wedge grooves are opened at the lower ends of both sides of the mounting block 5. A through groove is opened in the middle of the lower side of the mounting shell 4. The wedge block 10 is clamped with the corresponding wedge groove. The cross sections of the mounting shell 4 and the mounting block 5 are both rectangular, so that the mounting block 5 cannot rotate relative to the mounting shell 4.

[0027] Embodiment 2

[0028] A transmission mechanism for driving the rotating rod 2 to rotate is provided on the upper surface of the base plate 1, and the transmission mechanism includes a worm wheel 11 and a worm 13. The worm wheel 11 is fixedly sleeved on the rod wall of the rotating rod 2, and the worm 13 is meshingly arranged on the front side of the worm wheel 11. Both ends of the worm 13 are rotatably connected to the side plate 12, and one end of the side plate 12 is fixedly connected to the base plate 1, and one end of the worm 13 extends to the outside of the side plate 12 and is fixedly sleeved with a rotating wheel 14 to facilitate the rotation of the worm 13. The side wall of the rotating wheel 14 is provided with anti-slip textures to increase the friction between the hand and the rotating wheel 14 and prevent slipping during rotation as much as possible.

[0029] In the utility model, when in use, the worm 13 is rotated, and the worm 13 drives the worm wheel 11 to rotate, that is, the placement plate 6 on one side can be rotated to the upper side of the vertical rod 9, and the mounting block 5 is rotatably sleeved on the upper side of the wedge block 10, so that the mounting block 5 cannot be pulled out of the mounting shell 4, that is, the fluid cells in the test tube placed on the placement plate 6 can be stably sampled, and at the same time, the test tube on the placement plate 6 on the other side can be replaced, and the whole process can be carried out synchronously, thereby greatly improving the work efficiency.

[0030] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A sampling device for flow cytometry, comprising a base plate (1) and a rotating rod (2), characterized in that: The rotating rod (2) is rotatably arranged on the upper surface of the bottom plate (1), the upper end of the rotating rod (2) is fixedly provided with a cross rod (3), both ends of the cross rod (3) are fixedly provided with a mounting shell (4), the inner sides of the two mounting shells (4) are clamped with mounting blocks (5), the upper side of the mounting block (5) is fixedly provided with a placement plate (6), a plurality of limiting rings (8) are arranged above the placement plate (6), and both ends of the lower sides of the plurality of limiting rings (8) are fixedly connected to the placement plate (6) through connecting rods (7), a vertical rod (9) is fixedly provided on one side of the upper surface of the bottom plate (1), the vertical rod (9), the upper end of the vertical rod (9) is fixedly provided with a wedge block (10), the lower ends of the mounting blocks (5) on both sides are provided with a wedge groove, a through groove is provided in the middle part of the lower side of the mounting shell (4), and the wedge block (10) is clamped with the corresponding wedge groove; The upper surface of the bottom plate (1) is provided with a transmission mechanism for driving the rotating rod (2) to rotate.

2. The sampling device for flow cytometry according to claim 1, characterized in that: The transmission mechanism comprises a worm wheel (11) and a worm (13); the worm wheel (11) is fixedly sleeved on the rod wall of the rotating rod (2); the worm (13) is meshingly arranged on the front side of the worm wheel (11); both ends of the worm (13) are rotatably connected to a side plate (12); one end of the side plate (12) is fixedly connected to the bottom plate (1).

3. The sampling device for flow cytometry according to claim 2, characterized in that: One end of the worm (13) extends to the outside of the side plate (12) and is fixedly sleeved with a rotating wheel (14).

4. The sampling device for flow cytometry according to claim 1, characterized in that: The cross sections of the mounting shell (4) and the mounting block (5) are both rectangular.

5. The sampling device for flow cytometry according to claim 1, characterized in that: The placement plate (6) is a rubber plate.

6. The sampling device for flow cytometry according to claim 3, characterized in that: The side wall of the rotating wheel (14) is provided with anti-slip patterns.

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