A flow cytometer

Abstract

The utility model relates to the technical field of medical devices, and in particular to a flow cytometer, comprising a flow cytometer body, a mounting block fixedly connected to the left end of the flow cytometer body, a snap-fit ​​groove provided at the left end of the mounting block, a limit hole provided at the front and rear ends of the mounting block, a snap-fit ​​strip snap-fitted in the snap-fit ​​groove, a movable groove provided at the front and rear ends of the snap-fit ​​strip, a No. 1 spring fixedly connected to the inner walls of the two movable grooves, a limit plate fixedly connected to one end of the two No. 1 springs away from the inner walls of the movable grooves, and a limit block fixedly connected to one end of the two limit plates away from the No. 1 springs. The flow cytometer described in the utility model facilitates the analysis and detection of the same batch of cell tubes through the flow cytometer body by placing the cell tubes to be analyzed and detected in the storage rack in advance, avoiding mistakes and mixing, and improving the analysis and detection efficiency of the cell tubes.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a flow cytometer. Background Art

[0002] Flow cytometer is a device for automatic analysis and sorting of cells. It can quickly measure, store and display a series of important biophysical and chemical physical characteristic parameters of dispersed cells suspended in liquid, and can sort specified cell subpopulations from the liquid according to a preselected parameter range.

[0003] During the use of the existing flow cytometer, the test tubes containing cells need to be placed in the flow cytometer, and the same batch of test tubes containing cells need to be found one by one from the test tube rack and placed in the flow cytometer, which is easy to cause confusion and may cause mistakes, and affect the analysis and detection efficiency of the cells. Therefore, we have launched a new flow cytometer. Utility Model Content

[0004] The main purpose of the utility model is to provide a flow cytometer, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A flow cytometer comprises a flow cytometer body, wherein a mounting block is fixedly connected to the left end of the flow cytometer body, a clamping groove is provided at the left end of the mounting block, a limiting hole is provided at the front end and the rear end of the mounting block, a clamping strip is clamped in the clamping groove, a movable groove is provided at the front and the rear of the clamping strip, two inner walls of the movable grooves are fixedly connected to No. 1 springs, one end of the two No. 1 springs away from the inner wall of the movable grooves are fixedly connected to limiting plates, and one end of the two limiting plates away from the No. 1 springs are fixedly connected to A limiting block is connected, the left end of the locking strip is fixedly connected to a connecting strip, the left end of the connecting strip is fixedly connected to a storage rack, a plurality of label stickers are arranged on the left end of the storage rack, a plurality of limiting grooves are opened at the upper end of the storage rack, a plurality of grooves are opened on the left part of the upper groove wall and the right part of the upper groove wall of the limiting grooves, a plurality of inner walls of the grooves are fixedly connected to a No. 2 spring, a plurality of No. 2 springs are fixedly connected to one end away from the inner wall of the groove with an extrusion block, a plurality of extrusion blocks are fixedly connected to one end away from the No. 2 spring with a friction plate.

[0007] Preferably, the two limiting plates are movably connected to the inner walls of the two movable grooves respectively.

[0008] Preferably, the two limit blocks are respectively interlaced and connected with the two movable grooves.

[0009] Preferably, one end of the two limiting blocks away from the limiting sheet is respectively engaged with the two limiting holes.

[0010] Preferably, the plurality of label stickers correspond to the positions of the plurality of limiting grooves respectively, and the plurality of label stickers and the plurality of limiting grooves are distributed at equal distances.

[0011] Preferably, a plurality of the extrusion blocks are respectively interlaced and connected with a plurality of grooves.

[0012] Preferably, a plurality of the friction plates are respectively located in a plurality of limiting grooves.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. By placing the cell test tubes that need to be analyzed and tested in the limiting grooves in the storage rack in advance, the test tubes are squeezed by two squeezing blocks under the force of the second spring, so that the test tubes can be limited in the limiting grooves, and a number of limiting grooves are provided, so that the cell test tubes that need to be analyzed and tested in the same batch can be placed uniformly. By placing the cell test tubes that need to be analyzed and tested in the storage rack in advance, it is convenient for the cell test tubes of the same batch to be analyzed and tested by the flow cytometer body, avoiding mistakes and mixing, and improving the analysis and detection efficiency of the cell test tubes;

[0015] 2. By pressing the two limit blocks, the two limit blocks squeeze the No. 1 spring through the two limit plates respectively, and at the same time, the two limit blocks shrink into the two movable grooves respectively, and then the snap-fit ​​strips are snapped into the snap-fit ​​grooves, so that the two limit blocks are respectively popped out from the two limit holes under the elastic reset of the No. 1 spring, so that the storage rack can be conveniently installed on the left side of the flow cytometer body, so that the storage rack and the flow cytometer body form a whole, avoiding the storage rack from tipping over due to collision with the external environment, and avoiding the loss of cells. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a flow cytometer of the utility model;

[0017] Figure 2 This is a schematic diagram of the split structure of a flow cytometer of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of a snap-fit ​​strip of a flow cytometer according to the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the overall structure of a storage rack of a flow cytometer.

[0020] In the figure: 1. flow cytometer body; 2. mounting block; 3. snap-fit ​​groove; 4. limiting hole; 5. snap-fit ​​strip; 6. movable groove; 7. No. 1 spring; 8. limiting plate; 9. limiting block; 10. connecting strip; 11. storage rack; 12. label; 13. limiting groove; 14. groove; 15. No. 2 spring; 16. extrusion block; 17. friction plate. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1-4 , the utility model provides a technical solution:

[0025] A flow cytometer comprises a flow cytometer body 1, a mounting block 2 is fixedly connected to the left end of the flow cytometer body 1, a clamping groove 3 is provided at the left end of the mounting block 2, a limiting hole 4 is provided at the front and rear ends of the mounting block 2, a clamping strip 5 is clamped and connected in the clamping groove 3, a movable groove 6 is provided at the front and rear ends of the clamping strip 5, a No. 1 spring 7 is fixedly connected to the inner walls of the two movable grooves 6, a limiting piece 8 is fixedly connected to one end of the two No. 1 springs 7 away from the inner walls of the movable grooves 6, a limiting piece 8 is fixedly connected to one end of the two limiting pieces 8 away from the No. 1 spring 7, a limiting block 9 is fixedly connected to the clamping groove 3, and a limiting piece 8 is fixedly connected to the one end of the two limiting pieces 8 away from the No. 1 spring 7. The left end of the strip 5 is fixedly connected to a connecting strip 10, the left end of the connecting strip 10 is fixedly connected to a storage rack 11, a plurality of label stickers 12 are arranged on the left end of the storage rack 11, a plurality of limiting grooves 13 are opened on the upper end of the storage rack 11, a plurality of grooves 14 are opened on the left part of the upper groove wall and the right part of the upper groove wall of the plurality of limiting grooves 13, a plurality of No. 2 springs 15 are fixedly connected to the inner walls of the plurality of grooves 14, a plurality of No. 2 springs 15 are fixedly connected to one end away from the inner wall of the groove 14 with an extrusion block 16, a plurality of extrusion blocks 16 are fixedly connected to one end away from the No. 2 spring 15 with a friction plate 17.

[0026] In this embodiment, the two limiting plates 8 are movably connected to the inner walls of the two movable grooves 6, respectively, the two limiting blocks 9 are respectively inserted and connected with the two movable grooves 6, and the ends of the two limiting blocks 9 away from the limiting plates 8 are respectively engaged with the two limiting holes 4, and the engaging strip 5 is engaged into the engaging groove 3, so that the two limiting blocks 9 are respectively popped out from the two limiting holes 4 under the elastic reset of the No. 1 spring 7, so that the storage rack 11 can be conveniently installed on the left side of the flow cytometer body 1, so that the storage rack 11 and the flow cytometer body 1 form a whole, so as to avoid the storage rack 11 from tipping over due to collision with the external environment and avoid the loss of cells.

[0027] In this embodiment, a plurality of label stickers 12 correspond to the positions of a plurality of limiting grooves 13 respectively, and a plurality of label stickers 12 and a plurality of limiting grooves 13 are distributed at equal distances, a plurality of extrusion blocks 16 are respectively connected with a plurality of grooves 14 through an interlacing manner, a plurality of friction plates 17 are respectively located in a plurality of limiting grooves 13, and the test tube is squeezed by two extrusion blocks 16 under the action of the second spring 15, so that the test tube can be limited in the limiting groove 13, and a plurality of limiting grooves 13 are provided, so that the cell test tubes that need to be analyzed and tested in the same batch can be placed uniformly.

[0028] It should be noted that the utility model is a flow cytometer. During use, by pressing the two limit blocks 9, the two limit blocks 9 squeeze the No. 1 spring 7 through the two limit plates 8 respectively, and at the same time, the two limit blocks 9 shrink into the two movable grooves 6 respectively, and then the engaging strip 5 is engaged into the engaging groove 3, so that the two limit blocks 9 are respectively popped out from the two limit holes 4 under the elastic reset of the No. 1 spring 7, so that the storage rack 11 is conveniently installed on the left side of the flow cytometer body 1, so that the storage rack 11 and the flow cytometer body 1 form a whole, so as to avoid the storage rack 11 from tipping over due to the collision of the external environment, and avoid causing The loss of cells can be prevented by placing the cell test tubes that need to be analyzed and tested in the limiting groove 13 in the storage rack 11 in advance. The test tubes are squeezed by two squeezing blocks 16 under the action of the second spring 15, so that the test tubes can be limited in the limiting groove 13. A number of limiting grooves 13 are provided, so that the cell test tubes that need to be analyzed and tested in the same batch can be placed uniformly. By placing the cell test tubes that need to be analyzed and tested in the storage rack 11 in advance, it is convenient to analyze and test the cell test tubes of the same batch through the flow cytometer body 1, avoiding mistakes and mixing up, and improving the analysis and detection efficiency of the cell test tubes.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flow cytometer, comprising a flow cytometer body (1), characterized in that: The left end of the flow cytometer body (1) is fixedly connected to a mounting block (2), the left end of the mounting block (2) is provided with a locking groove (3), the front end and the rear end of the mounting block (2) are provided with limiting holes (4), the locking groove (3) is locked with a locking strip (5), the front and rear parts of the locking strip (5) are provided with movable grooves (6), the inner walls of the two movable grooves (6) are fixedly connected to a No. 1 spring (7), the ends of the two No. 1 springs (7) away from the inner walls of the movable grooves (6) are fixedly connected to a limiting plate (8), the ends of the two limiting plates (8) away from the No. 1 spring (7) are fixedly connected to the limiting block (9), the left end of the locking strip (5) is fixedly connected to the A connecting strip (10) is fixedly connected, the left end of the connecting strip (10) is fixedly connected to a storage rack (11), the left end of the storage rack (11) is provided with a plurality of label stickers (12), the upper end of the storage rack (11) is provided with a plurality of limiting grooves (13), the left part of the upper groove wall and the right part of the upper groove wall of a plurality of the limiting grooves (13) are provided with grooves (14), the inner walls of a plurality of the grooves (14) are fixedly connected to a No. 2 spring (15), the ends of a plurality of the No. 2 springs (15) away from the inner wall of the groove (14) are fixedly connected to an extrusion block (16), and the ends of a plurality of the extrusion blocks (16) away from the No. 2 spring (15) are fixedly connected to a friction plate (17).

2. A flow cytometer according to claim 1, characterized in that: The two limiting plates (8) are movably connected to the inner walls of the two movable grooves (6) respectively.

3. A flow cytometer according to claim 1, characterized in that: The two limit blocks (9) are respectively connected through the two movable grooves (6).

4. A flow cytometer according to claim 1, characterized in that: One end of the two limiting blocks (9) away from the limiting sheet (8) is respectively engaged and connected with the two limiting holes (4).

5. A flow cytometer according to claim 1, characterized in that: The plurality of label stickers (12) respectively correspond to the positions of the plurality of limiting grooves (13), and the plurality of label stickers (12) and the plurality of limiting grooves (13) are distributed at equal distances.

6. A flow cytometer according to claim 1, characterized in that: A plurality of the extrusion blocks (16) are respectively connected to a plurality of the grooves (14) through insertion.

7. A flow cytometer according to claim 1, characterized in that: The plurality of friction plates (17) are respectively located in the plurality of limiting grooves (13).

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