Biological cell dyeing device

Abstract

The utility model relates to the technical field of biology, and discloses a biological cell staining device, which comprises a base, a protective shell and a plurality of liquid injectors, the upper end of the base is fixedly connected with a support plate, the upper part of the front end of the support plate is fixedly connected with a fixed plate, the lower end of the fixed plate is rotatably connected with a plurality of movable screw rods, and the movable screw rods are fixedly connected with the protective shell. The outer walls of the multiple movable lead screws are sleeved with movable sleeves in a threaded mode, the lower ends of the multiple movable sleeves are fixedly connected with extrusion plates, the positions, close to the multiple movable sleeves, of the lower end of the fixing plate are fixedly connected with limiting sleeves, and the multiple movable sleeves are slidably arranged in the corresponding limiting sleeves. According to the device, when liquid dropping and dyeing are carried out, the movable lead screw can be rotated by rotating the hand wheel, the movable sleeve and the extrusion plate are pressed downwards through the arranged limiting sleeve, then the liquid injector starts to carry out stable liquid dropping on the glass slide, and accurate quantitative liquid dropping is achieved in cooperation with the arranged scale marks.

Description

Technical Field

[0001] The utility model relates to the field of biotechnology, in particular to a biological cell dyeing device. Background Art

[0002] Biological science is a basic discipline in natural science. The research object of biological science is the structure, function, occurrence and development laws of organisms. Its purpose is to clarify and control life activities, transform nature, and serve agriculture, industry, medicine and other practices. In the field of biological science and technology, it is usually necessary to stain cells to facilitate the observation of biological cells.

[0003] When staining biological cells, traditional biological cell staining devices often require researchers to manually stain with staining liquid. However, it is difficult for researchers to accurately control the amount of staining liquid when manually staining, which will cause waste of staining liquid and affect the staining effect of the staining liquid. At the same time, it is also difficult to carry the device and the applicable area is limited. Therefore, the technical personnel in this field provide a biological cell staining device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a biological cell staining device. When performing drip staining, the movable screw can be rotated by turning the hand wheel, and the movable sleeve and the extrusion plate are pressed down through the provided limiting sleeve, so that the injector starts to drip liquid stably onto the slide, and cooperates with the provided scale lines to achieve precise quantitative dripping, effectively avoiding waste of staining liquid and improving staining effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a biological cell staining device, comprising a base, a protective shell and a plurality of liquid injectors, the upper end of the base is fixedly connected to a support plate, the front end of the support plate is fixedly connected to a fixed plate, the lower end of the fixed plate is rotatably connected to a plurality of movable screw rods, the outer walls of the plurality of movable screw rods are threadedly sleeved with movable sleeves, the lower ends of the plurality of movable sleeves are fixedly connected to an extrusion plate, the lower ends of the fixed plate are fixedly connected to a limiting sleeve near the plurality of movable sleeves, and the plurality of movable sleeves are slidably arranged in the corresponding limiting sleeves;

[0006] A force return groove is provided at the upper end of the support plate, a limit block is movably arranged inside the force return groove, a plurality of force return springs are fixedly connected between the limit block and the opposite end of the force return groove, a limit groove is provided at the upper end of the protective shell, both sides of the lower end of the protective shell are fixedly connected with T-shaped blocks, and both sides of the front end of the base are provided with T-shaped grooves;

[0007] Through the above technical scheme, by controlling the rotation of the movable screw rod, the movable sleeve and the extrusion plate are pressed down through the provided limiting sleeve, so that the injector starts to drip liquid stably onto the glass slide, and the protective shell is installed on the base through the provided T-block and T-slot, and at the same time, by pressing the limiting block, the limiting slot on the protective shell smoothly reaches the limiting block, at this time, the limiting block can be popped out and stuck in the limiting slot through the action of the return spring, and then the protective shell can be effectively restricted, so that the protective shell, the base and the support plate form a closed box, which can not only realize the protection function, but also realize the overall storage, which is convenient to carry.

[0008] Further, a plurality of mounting grooves are provided at the lower front end of the support plate, a plurality of mounting blocks are fixedly connected to the rear ends of the plurality of liquid injectors, a plurality of mounting blocks are clamped in the corresponding mounting grooves, a reset groove is provided on one side inner wall of the plurality of mounting grooves, a plurality of fixed blocks are movably provided inside the reset grooves, a plurality of reset springs are fixedly connected between the plurality of fixed blocks and the opposite side of the corresponding reset grooves, a plurality of mounting blocks are provided with a fixed groove on one side, and a plurality of fixed blocks are clamped in the corresponding fixed grooves;

[0009] Through the above technical solution, by providing a fixing block, a return spring and a fixing groove, the mounting block can be fixed and restricted in the mounting groove, so that the injector is fixedly mounted on the support plate, preparing for subsequent stable extrusion injection.

[0010] Furthermore, the upper end of the fixed plate near the plurality of movable screw rods is rotatably connected to a hand wheel, and the upper ends of the plurality of movable screw rods penetrate the fixed plate and are fixedly connected to the corresponding hand wheel;

[0011] Through the above technical solution, a handwheel is provided and the movable screw rod is fixedly connected to the handwheel, thereby facilitating the operator to rotate the movable screw rod by turning the handwheel.

[0012] Furthermore, the front end inner walls of the plurality of reset grooves are each provided with a movable groove, the front ends of the plurality of fixed blocks are each provided with a movable block, and the plurality of movable blocks are each movably arranged in the corresponding movable grooves;

[0013] Through the above technical solution, by providing the moving groove and the moving block, it is convenient for the operator to move the fixed block by pushing the moving block.

[0014] Furthermore, a plurality of placement grooves are provided at the upper end of the base, and a glass slide is clamped and arranged inside each of the plurality of placement grooves;

[0015] Through the above technical solution, a placement groove is provided to place a slide glass for drip staining operation.

[0016] Furthermore, the limit block is engaged with the limit slot, and the two T-blocks are slidably arranged in the corresponding T-slots;

[0017] Through the above technical solution, by engaging the limit block in the limit groove and sliding the two T-blocks in the corresponding T-slots, the protective shell can be effectively restricted, so that the protective shell, the base and the support plate form a closed box, which is easy to carry.

[0018] Furthermore, the plurality of injectors correspond to the plurality of extrusion plates one by one, and the front ends of the plurality of injectors are provided with scale lines;

[0019] Through the above technical solution, by one-to-one correspondence between multiple injectors and multiple extrusion plates, effective extrusion injection can be performed, and by providing scale lines, the injection volume can be easily observed to achieve quantitative injection.

[0020] Furthermore, a handle is fixedly connected to the upper end of the protective shell;

[0021] Through the above technical solution, by providing a handle, it is convenient for people to carry the device.

[0022] The utility model has the following beneficial effects:

[0023] 1. The utility model proposes a biological cell staining device. When performing drip staining, the movable screw can be rotated by turning the hand wheel, and the movable sleeve and the extrusion plate are pressed down through the provided limiting sleeve, so that the injector starts to stably drip liquid to the slide, and cooperates with the provided scale line to achieve precise quantitative dripping, effectively avoiding the waste of dyeing liquid and improving the dyeing effect. At the same time, through the provided multiple injectors, multiple biological cells can be stained at the same time, which is also convenient for comparative experiments. When the dye in the injector is used up, the fixed block can be separated from the fixed groove by pushing the moving block, so that the fixed restriction on the injector can be released, and then it can be removed to replenish the dye, which is convenient for disassembly and assembly.

[0024] 2. The biological cell staining device proposed in the utility model can install the protective shell on the base through the T-block and T-slot after use, and at the same time, by pressing the limit block, the limit slot on the protective shell can smoothly reach the limit block. At this time, the limit block can be popped out and stuck in the limit slot through the action of the return spring, thereby effectively restricting the protective shell, so that the protective shell, the base and the support plate form a closed box, which can not only achieve the protection function, but also realize the overall storage, which is convenient to carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is an axonometric schematic diagram of a biological cell staining device proposed by the utility model;

[0026] Figure 2 This is a front cross-sectional schematic diagram of a biological cell staining device proposed by the utility model;

[0027] Figure 3 This is a top-sectional schematic diagram of a biological cell staining device proposed by the utility model;

[0028] Figure 4 for Figure 3 A schematic diagram of the structure enlargement at the center A;

[0029] Figure 5 It is a side cross-sectional schematic diagram of a biological cell staining device proposed by the utility model;

[0030] Figure 6 for Figure 5 A magnified schematic diagram of the structure at point B in the middle.

[0031] Legend:

[0032] 1. Base; 2. Protective shell; 3. Support plate; 4. Fixed plate; 5. Moving screw; 6. Moving sleeve; 7. Extrusion plate; 8. Limit sleeve; 9. Handwheel; 10. Mounting slot; 11. Mounting block; 12. Injector; 13. Reset slot; 14. Fixed block; 15. Reset spring; 16. Fixed slot; 17. Moving slot; 18. Moving block; 19. Placement slot; 20. Slide; 21. Back-force slot; 22. Limit block; 23. Back-force spring; 24. Limit slot; 25. T-block; 26. T-slot; 27. Handle; 28. Scale line. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the specific implementation of the utility model to clearly and completely describe the technical solutions in the specific implementation of the utility model. Obviously, the specific implementation described is only a part of the specific implementation of the utility model, not all of the specific implementation. Based on the specific implementation of the utility model, all other specific implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-6The utility model provides a specific implementation mode: a biological cell staining device, including a base 1, a protective shell 2 and a plurality of liquid injectors 12, the upper end of the base 1 is fixedly connected to a support plate 3, the front end of the support plate 3 is fixedly connected to a fixed plate 4, the lower end of the fixed plate 4 is rotatably connected to a plurality of movable screw rods 5, the outer walls of the plurality of movable screw rods 5 are threadedly sleeved with movable sleeves 6, the lower ends of the plurality of movable sleeves 6 are fixedly connected to an extrusion plate 7, the upper end of the fixed plate 4 is rotatably connected to a hand wheel 9 near the plurality of movable screw rods 5, the upper ends of the plurality of movable screw rods 5 penetrate the fixed plate 4 and are fixedly connected to the corresponding hand wheels 9, and the hand wheels 9 are provided, and The movable screw rod 5 is fixedly connected to the hand wheel 9, so that the operator can rotate the movable screw rod 5 by turning the hand wheel 9. The lower end of the fixed plate 4 is fixedly connected to the limiting sleeve 8 near the multiple movable sleeves 6. The multiple movable sleeves 6 are slidably arranged in the corresponding limiting sleeves 8. The front end of the support plate 3 is provided with multiple mounting grooves 10. The rear ends of the multiple injectors 12 are fixedly connected with mounting blocks 11. The multiple mounting blocks 11 are snap-fitted in the corresponding mounting grooves 10. The inner walls of one side of the multiple mounting grooves 10 are provided with reset grooves 13. The interiors of the multiple reset grooves 13 are movably provided with fixed blocks 14. The multiple fixed blocks 14 and the corresponding reset grooves A plurality of return springs 15 are fixedly connected between the opposite sides of 13, a plurality of mounting blocks 11 are provided with a fixed groove 16 on one side, and a plurality of fixing blocks 14 are engaged in the corresponding fixing groove 16. By providing the fixing block 14, the return spring 15 and the fixing groove 16, the mounting block 11 can be fixed and restricted in the mounting groove 10, so that the injector 12 is fixedly installed on the support plate 3, in preparation for subsequent stable extrusion injection, a plurality of moving grooves 17 are provided on the inner walls of the front ends of the plurality of return grooves 13, and a moving block 18 is provided on the front ends of the plurality of fixing blocks 14. The plurality of moving blocks 18 are movably arranged in the corresponding moving grooves 17. There are movable grooves 17 and movable blocks 18, so that it is convenient for the operator to move the fixed block 14 by pushing the movable block 18. A plurality of placement grooves 19 are provided at the upper end of the base 1. A glass slide 20 is provided inside each of the plurality of placement grooves 19. The placement grooves 19 are provided so that the glass slide 20 can be placed for dripping and dyeing operations. The plurality of liquid injectors 12 correspond to the plurality of squeezing plates 7 one by one. The front ends of the plurality of liquid injectors 12 are provided with scale lines 28. By corresponding the plurality of liquid injectors 12 to the plurality of squeezing plates 7 one by one, effective squeezing and liquid injection can be performed. The scale lines 28 are provided so that the liquid injection amount can be observed conveniently, and quantitative liquid injection can be achieved.

[0035] A force return groove 21 is provided at the upper end of the support plate 3, and a limit block 22 is movably arranged inside the force return groove 21. A plurality of force return springs 23 are fixedly connected between the limit block 22 and the opposite end of the force return groove 21. A limit groove 24 is provided at the upper end of the protective shell 2, and T-blocks 25 are fixedly connected on both sides of the lower end of the protective shell 2. T-slots 26 are provided on both sides of the front end of the base 1. The limit block 22 is engaged in the limit groove 24, and the two T-blocks 25 are slidably arranged in the corresponding T-slots 26. By engaging the limit block 22 in the limit groove 24 and sliding the two T-blocks 25 in the corresponding T-slots 26, the protective shell 2 can be effectively restricted, so that the protective shell 2, the base 1 and the support plate 3 form a closed box, which is convenient to carry. A handle 27 is fixedly connected to the upper end of the protective shell 2. The handle 27 is provided to facilitate people to carry the device.

[0036] Working principle: When using the device, place the glass slide 20 containing biological cells into the placement groove 19, then rotate the hand wheel 9 to rotate the movable screw 5, and press the movable sleeve 6 and the extrusion plate 7 downward through the provided limiting sleeve 8, so that the injector 12 starts to drip steadily to the glass slide 20, and cooperates with the provided scale line 28 to achieve precise quantitative dripping. At the same time, through the provided multiple injectors 12, multiple biological cells can be stained at the same time, which is also convenient for comparative experiments. When the dye in the injector 12 is used up, the fixed block 14 can be separated from the fixed block 14 by pushing the movable block 18. Slot 16 can release the fixed restriction on the injector 12, and then it can be removed to replenish the dye. After use, the protective shell 2 can be installed on the base 1 via the T-block 25 and T-slot 26. At the same time, by pressing the limit block 22, the limit slot 24 on the protective shell 2 can smoothly reach the limit block 22. At this time, the limit block 22 can be popped out and stuck in the limit slot 24 through the action of the return spring 23, and then the protective shell 2 can be effectively restricted, so that the protective shell 2, the base 1 and the support plate 3 form a closed box, which can not only realize the protection function, but also realize the overall storage, which is convenient to carry.

[0037] Finally, it should be noted that the above is only a preferred specific implementation method of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned specific implementation methods, those skilled in the art can still modify the technical solutions recorded in the aforementioned specific implementation methods, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A biological cell staining device, comprising a base (1), a protective shell (2) and a plurality of injectors (12), characterized in that: The upper end of the base (1) is fixedly connected to a support plate (3), the front end of the support plate (3) is fixedly connected to a fixed plate (4), the lower end of the fixed plate (4) is rotatably connected to a plurality of movable screw rods (5), the outer walls of the plurality of movable screw rods (5) are threadedly sleeved with movable sleeves (6), the lower ends of the plurality of movable sleeves (6) are fixedly connected to an extrusion plate (7), the lower end of the fixed plate (4) near the plurality of movable sleeves (6) is fixedly connected to a limiting sleeve (8), and the plurality of movable sleeves (6) are slidably arranged in the corresponding limiting sleeves (8); A return groove (21) is provided at the upper end of the support plate (3), a limit block (22) is movably arranged inside the return groove (21), a plurality of return springs (23) are fixedly connected between the limit block (22) and an opposite end of the return groove (21), a limit groove (24) is provided at the upper end of the protective shell (2), both sides of the lower end of the protective shell (2) are fixedly connected with T-shaped blocks (25), and both sides of the front end of the base (1) are provided with T-shaped grooves (26).

2. A biological cell staining device according to claim 1, characterized in that: A plurality of mounting grooves (10) are provided at the lower front end of the support plate (3); a plurality of mounting blocks (11) are fixedly connected to the rear ends of the plurality of liquid injectors (12); the plurality of mounting blocks (11) are snap-fitted in the corresponding mounting grooves (10); a reset groove (13) is provided on the inner wall of one side of the plurality of mounting grooves (10); a fixed block (14) is movably provided inside the plurality of reset grooves (13); a plurality of reset springs (15) are fixedly connected between the plurality of fixed blocks (14) and the opposite side of the corresponding reset groove (13); a fixed groove (16) is provided on one side of the plurality of mounting blocks (11); the plurality of fixed blocks (14) are snap-fitted in the corresponding fixed grooves (16).

3. A biological cell staining device according to claim 1, characterized in that: The upper end of the fixed plate (4) is rotatably connected to a hand wheel (9) near the plurality of movable screw rods (5), and the upper ends of the plurality of movable screw rods (5) penetrate the fixed plate (4) and are fixedly connected to the corresponding hand wheel (9).

4. A biological cell staining device according to claim 2, characterized in that: The front end inner walls of the plurality of reset grooves (13) are each provided with a movable groove (17), the front ends of the plurality of fixed blocks (14) are each provided with a movable block (18), and the plurality of movable blocks (18) are each movably arranged in the corresponding movable grooves (17).

5. A biological cell staining device according to claim 1, characterized in that: A plurality of placement grooves (19) are provided at the upper end of the base (1), and a glass slide (20) is clamped and arranged inside each of the plurality of placement grooves (19).

6. A biological cell staining device according to claim 1, characterized in that: The limit block (22) is engaged with the limit groove (24), and the two T-shaped blocks (25) are slidably arranged in the corresponding T-shaped grooves (26).

7. A biological cell staining device according to claim 1, characterized in that: The plurality of liquid injectors (12) correspond one-to-one to the plurality of extrusion plates (7), and the front ends of the plurality of liquid injectors (12) are each provided with a scale line (28).

8. A biological cell staining device according to claim 1, characterized in that: A handle (27) is fixedly connected to the upper end of the protective shell (2).

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