Medical microbial smear dyeing device

Abstract

A medical microorganism smear dyeing device comprises a box body and a first transverse plate, the first transverse plate is fixedly connected to the interior of the box body, a second transverse plate is fixedly connected to the interior of the box body, a positioning mechanism is arranged above the first transverse plate, a liquid receiving mechanism is arranged below the second transverse plate, and the first transverse plate and the second transverse plate are arranged on the box body. The box body is rotationally connected with the outer walls of the two ends of the lead screw through bearings, a handle is fixedly connected to the end of the lead screw, and the outer wall of the lead screw is in threaded connection with a lead screw nut. Through cooperation of a motor, a screw, a threaded block, a supporting rod, a vertical rod, a piston, a cylinder and a suction cup, a glass slide is placed above the suction cup, the motor is started, the motor drives the screw to rotate, the screw drives the threaded block to move, the threaded block drives the supporting rod to move, the supporting rod drives the vertical rod to move, and the vertical rod drives the piston to slide. The piston slides downwards to generate suction force in the upper part in the cylinder, then suction force is generated in the suction cup, the suction cup fixes the position of the glass slide, and during dyeing, the glass slide is conveniently positioned.

Description

Technical Field

[0001] The utility model relates to the technical field of medicine, in particular to a medical microorganism smear staining device. Background Art

[0002] In order to facilitate the observation of microbial cells under an ordinary microbiological microscope, the microbial samples need to be stained so that the morphology and structure of the microbial cells can be clearly observed. This process is called the microbial smear staining process.

[0003] For example, a medical microbial smear staining device with patent number CN116086921A includes a bottom frame, an upper cover shell, a piston and a main movable frame, etc.; an outlet is opened at the lower part of the bottom frame, and the piston is plugged on the outlet of the bottom frame, the upper cover shell is arranged on the bottom frame, and the main movable frame is slidably connected between the bottom frame and the upper cover shell. The above document still has shortcomings. When in use, the electric slide rail will drive the dye storage box to move above the slide glass, and drip the dye reagent onto the slide glass to dye the microbial cells on the slide glass, and then the water inlet pipe will move above the slide glass, and the excess dye reagent on the slide glass will be washed away with a cleaning liquid, thereby achieving the staining of the microbial cells on the slide glass. However, when the dyeing device in the above document is dyeing, if there is a mechanism that does not touch the slide glass, the slide glass will move, causing the microbial cells to fall off. When staining, it is not convenient to position the slide glass. At the same time, if too much dye liquid is dripped into the device during staining, the dye liquid will accumulate inside the device. When staining, it is not convenient to collect the excess dye liquid. Summary of the invention

[0004] The utility model aims to solve the problem that the prior art is inconvenient for positioning a glass slide, and provides a medical microorganism smear staining device.

[0005] The utility model adopts a technical solution to solve its technical problems: this medical microorganism smear staining device comprises a box body and a first horizontal plate, the first horizontal plate is fixedly connected to the inside of the box body, the inside of the box body is fixedly connected to the second horizontal plate, a positioning mechanism is arranged above the first horizontal plate, and a liquid receiving mechanism is arranged below the second horizontal plate, the box body and the outer walls at both ends of the screw are rotatably connected through bearings, a handle is fixedly connected to the end of the screw, the outer wall of the screw is threadedly connected to a screw nut, and the surface of the box body is rotatably connected to a protective door through a hinge.

[0006] For further improvement, the positioning mechanism includes a motor, which is fixedly connected to the lower surface of the first horizontal plate, and the output shaft of the motor is fixedly connected to a screw, the outer wall of the lower end of the screw is rotatably connected to the first horizontal plate through a bearing, the outer wall of the screw is threadedly connected to a threaded block, the outer wall of the threaded block is fixedly connected to a support rod, a vertical rod is fixedly connected above the support rod, a piston is fixedly connected to the upper end of the vertical rod, the outer wall of the piston is slidably connected to a cylinder, the outer wall of the cylinder is fixedly connected to the second horizontal plate, and a suction cup is fixedly connected above the cylinder.

[0007] To be further improved, the liquid contact mechanism includes a first hopper, a second hopper and a collecting box, the outer walls of the first hopper and the second hopper are fixedly connected to the second horizontal plate, a fixed tube is fixedly connected to the bottom of the first hopper, the outer wall of the end of the fixed tube is fixedly connected to the first horizontal plate, a rubber tube is fixedly connected to the bottom of the second hopper, the outer wall of the end of the rubber tube is fixedly connected to the first horizontal plate, and the outer wall of the collecting box is gap-matched with the box body.

[0008] For further improvement, a dripping tube is fixedly connected to the surface of the lead screw nut, a hose is fixedly connected above the dripping tube, and a pipeline is fixedly connected above the hose.

[0009] For further improvement, the outer wall of the pipeline is fixedly connected to the box body, and a control valve is provided on the outer wall of the pipeline.

[0010] For further improvement, the end of the pipeline is fixedly connected to a liquid storage tank, and the liquid storage tank is fixedly connected to the upper surface of the box body.

[0011] The beneficial effects of the utility model are as follows: the utility model places a glass slide above the suction cup through the cooperation between the motor, the screw, the threaded block, the support rod, the vertical rod, the piston, the cylinder and the suction cup, and starts the motor, the motor drives the screw to rotate, the screw drives the threaded block to move, the threaded block drives the support rod to move, the support rod drives the vertical rod to move, the vertical rod drives the piston to slide, the piston slides downward to generate suction in the upper part of the cylinder, and then generates suction inside the suction cup, the suction cup fixes the position of the glass slide, and it is convenient to position the glass slide during staining.

[0012] Through the cooperation between the first hopper, the fixed tube, the second hopper, the rubber tube and the collecting box, if a large amount of staining liquid is dripped in, the staining liquid will flow along the left and right sides of the slide, and the excess staining liquid will enter the first hopper or the second hopper. The staining liquid in the first hopper enters the collecting box through the fixed tube, and the staining liquid in the second hopper enters the collecting box along the rubber tube. The collecting box collects the excess staining liquid, which is convenient for collecting the excess staining liquid during staining. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a cross-sectional view of the mechanism of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the connection between the motor, the screw rod and the threaded block in the utility model;

[0016] Figure 4 It is a structural schematic diagram of the connection between the lead screw, the handle and the lead screw nut in the utility model.

[0017] Explanation of the reference numerals in the drawings: 1. box body, 2. first horizontal plate, 3. positioning mechanism, 301. motor, 302. screw, 303. threaded block, 304. support rod, 305. vertical rod, 306. piston, 307. cylinder, 308. suction cup, 3a1. observation window, 4. liquid receiving mechanism, 401. first hopper, 402. fixed tube, 403. second hopper, 404. rubber tube, 405. collecting box, 5. second horizontal plate, 6. lead screw, 7. handle, 8. lead screw nut, 9. drip tube, 10. hose, 11. pipeline, 12. liquid storage tank, 13. control valve, 14. protective door. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings:

[0019] Embodiment 1:

[0020] See attached Figure 1-4 In the present embodiment, a medical microorganism smear staining device comprises a box body 1 and a first transverse plate 2, the first transverse plate 2 is fixedly connected to the inside of the box body 1, a second transverse plate 5 is fixedly connected to the inside of the box body 1, a positioning mechanism 3 is arranged above the first transverse plate 2, the positioning mechanism 3 supports the slide for positioning, a liquid receiving mechanism 4 is arranged below the second transverse plate 5, the liquid receiving mechanism 4 collects the excess staining liquid, the outer walls of the box body 2 and both ends of the lead screw 6 are rotatably connected through bearings, a handle 7 is fixedly connected to the end of the lead screw 6, the handle 7 drives the lead screw 6 to rotate, the outer wall of the lead screw 6 is threadedly connected with a lead screw nut 8, the lead screw 6 drives the lead screw nut 8 to move, and a guide is arranged above the lead screw nut 8. The surface of the box body 1 is connected to a protective door 14 by folding and rotating. A dropper 9 is fixedly connected to the surface of the screw nut 8. The screw nut 8 drives the dropper 9 to move. A hose 10 is fixedly connected to the top of the dropper 9. The dropper 9 is connected to the hose 10. A pipe 11 is fixedly connected to the top of the hose 10. The hose 10 is connected to the pipe 11. The outer wall of the pipe 11 is fixedly connected to the box body 1. A control valve 13 is provided on the outer wall of the pipe 11. The control valve 13 controls the opening and closing of the pipe 11. A liquid storage tank 12 is fixedly connected to the end of the pipe 11. The pipe 11 is connected to the liquid storage tank 12. The liquid storage tank 12 is fixedly connected to the upper surface of the box body 1, and the liquid storage tank 12 is filled with dyeing liquid.

[0021] The positioning mechanism 3 includes a motor 301, a screw rod 302, a threaded block 303, a support rod 304, a vertical rod 305, a piston 306, a cylinder 307 and a suction cup 308. The motor 301 is fixedly connected to the lower surface of the first horizontal plate 2. The output shaft of the motor 301 is fixedly connected to the screw rod 302. The motor 301 drives the screw rod 302 to rotate. The outer wall of the lower end of the screw rod 302 is rotatably connected to the first horizontal plate 2 through a bearing. The outer wall of the screw rod 302 is threadedly connected to the threaded block 303. The screw 302 drives the threaded block 303 to move. The outer wall of the threaded block 303 is fixedly connected with a support rod 304, the threaded block 303 drives the support rod 304 to move, a vertical rod 305 is fixedly connected above the support rod 304, the support rod 304 drives the vertical rod 305 to move, a piston 306 is fixedly connected to the upper end of the vertical rod 305, the vertical rod 305 drives the piston 306 to move, the outer wall of the piston 306 is slidably connected to the cylinder 307, the outer wall of the cylinder 307 is fixedly connected to the second horizontal plate 5, a suction cup 308 is fixedly connected above the cylinder 307, and the cylinder 307 is connected to the suction cup 308;

[0022] Place a glass slide above the suction cup 308 and start the motor 301. The motor 301 drives the screw 302 to rotate, the screw 302 drives the threaded block 303 to move, the threaded block 303 drives the support rod 304 to move, the support rod 304 drives the vertical rod 305 to move, the vertical rod 305 drives the piston 306 to slide, the piston 306 slides downward to generate suction in the upper part of the cylinder 307, and then generates suction inside the suction cup 308. The suction cup 308 fixes the position of the glass slide, which is convenient for positioning the glass slide during staining.

[0023] The liquid receiving mechanism 4 comprises a first hopper 401, a fixed tube 402, a second hopper 403, a rubber tube 404 and a collecting box 405. The outer walls of the first hopper 401 and the second hopper 403 are both fixedly connected to the second transverse plate 5. The fixed tube 402 is fixedly connected to the lower part of the first hopper 401. The first hopper 401 is communicated with the fixed tube 402. The outer wall of the end of the fixed tube 402 is fixedly connected to the first transverse plate 2. The rubber tube 404 is fixedly connected to the lower part of the second hopper 403. The second hopper 403 is communicated with the rubber tube 404. A through hole for the fixed tube 402 and the rubber tube 404 to pass through is provided inside the support rod 304. The outer wall of the end of the rubber tube 404 is fixedly connected to the first transverse plate 2. The outer wall of the collecting box 405 is clearance-matched with the box body 1. The collecting box 405 collects the dyeing liquid.

[0024] If a large amount of staining liquid is dripped in, the staining liquid will flow along the left and right sides of the slide, and the excess staining liquid will enter the first hopper 401 or the second hopper 403. The staining liquid in the first hopper 401 will enter the collecting box 405 through the fixed tube 402, and the staining liquid in the second hopper 403 will enter the collecting box 405 along the rubber tube 404. The collecting box 405 will collect the excess staining liquid, which is convenient for collecting the excess staining liquid during staining.

[0025] Working principle:

[0026] When the medical microorganism smear staining device is in use, the protective door 14 is opened, the slide glass is placed above the suction cup 308, the motor 301 is started, the motor 301 drives the screw rod 302 to rotate, the screw rod 302 drives the threaded block 303 to move, the threaded block 303 drives the support rod 304 to move, the support rod 304 drives the vertical rod 305 to move, the vertical rod 305 drives the piston 306 to slide, the piston 306 slides downward to generate suction in the upper part of the cylinder 307, and then generates suction inside the suction cup 308, the suction cup 308 fixes the position of the slide glass, it is convenient to position the slide glass during staining, the microorganism smear is placed on the slide glass, the protective door 14 is closed, the handle 7 is turned, the handle 7 drives the lead screw 6 to rotate, the lead screw 6 drives the lead screw The nut 8 moves, and the lead screw nut 8 drives the dropper 9 to move, so that the dropper 9 is above the microbial smear. The control valve 13 controls the pipeline 11 to be connected, and the dyeing liquid in the liquid storage tank 12 drips out from the dropper 9 through the pipeline 11 and the hose 10 to dye the microbial smear. If a large amount of dyeing liquid is dripped in, the dyeing liquid will flow along the left and right sides of the slide, and the excess dyeing liquid enters the first hopper 401 or the second hopper 403. The dyeing liquid in the first hopper 401 enters the collecting box 405 through the fixed tube 402, and the dyeing liquid in the second hopper 403 enters the collecting box 405 along the rubber tube 404. The collecting box 405 collects the excess dyeing liquid, which is convenient for collecting the excess dyeing liquid during dyeing.

[0027] Embodiment 2:

[0028] See attached Figure 1-4 : In this embodiment, a medical microorganism smear staining device, the positioning mechanism 3 also includes an observation window 3a1, the observation window 3a1 is arranged on the surface of the protective door 14, and the interior of the box 1 is conveniently observed through the observation window 3a1;

[0029] Through the function of the observation window 3a1, the interior of the box 1 can be observed through the observation window 3a1, and the staining condition of the microorganism smear on the slide can be known.

[0030] Working principle:

[0031] The interior of the housing 1 can be observed through the observation window 3a1, so that the staining condition of the microorganism smear on the slide can be known.

[0032] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A medical microorganism smear staining device, comprising a housing (1) and a first transverse plate (2), wherein the first transverse plate (2) is fixedly connected to the interior of the housing (1), and wherein: A second transverse plate (5) is fixedly connected to the interior of the box body (1), a positioning mechanism (3) is arranged above the first transverse plate (2), and a liquid contact mechanism (4) is arranged below the second transverse plate (5). The outer walls of the box body (1) and both ends of the lead screw (6) are rotatably connected via bearings, a handle (7) is fixedly connected to the end of the lead screw (6), a lead screw nut (8) is threadedly connected to the outer wall of the lead screw (6), and a protective door (14) is rotatably connected to the surface of the box body (1) via a hinge.

2. The medical microorganism smear staining device according to claim 1, characterized in that: The positioning mechanism (3) comprises a motor (301), the motor (301) is fixedly connected to the lower surface of the first horizontal plate (2), the output shaft of the motor (301) is fixedly connected to a screw rod (302), the outer wall of the lower end of the screw rod (302) is rotatably connected to the first horizontal plate (2) via a bearing, the outer wall of the screw rod (302) is threadedly connected to a threaded block (303), the outer wall of the threaded block (303) is fixedly connected to a support rod (304), the upper part of the support rod (304) is fixedly connected to a vertical rod (305), the upper end of the vertical rod (305) is fixedly connected to a piston (306), the outer wall of the piston (306) is slidably connected to a cylinder (307), the outer wall of the cylinder (307) is fixedly connected to the second horizontal plate (5), and the upper part of the cylinder (307) is fixedly connected to a suction cup (308).

3. The medical microorganism smear staining device according to claim 1 is characterized in that: The liquid receiving mechanism (4) comprises a first hopper (401), a second hopper (403) and a collecting box (405); the outer walls of the first hopper (401) and the second hopper (403) are both fixedly connected to the second transverse plate (5); a fixed tube (402) is fixedly connected below the first hopper (401); the outer wall of the end of the fixed tube (402) is fixedly connected to the first transverse plate (2); a rubber tube (404) is fixedly connected below the second hopper (403); the outer wall of the end of the rubber tube (404) is fixedly connected to the first transverse plate (2); and the outer wall of the collecting box (405) is loosely matched with the box body (1).

4. The medical microorganism smear staining device according to claim 1, characterized in that: A drip tube (9) is fixedly connected to the surface of the screw nut (8), a hose (10) is fixedly connected above the drip tube (9), and a pipeline (11) is fixedly connected above the hose (10).

5. The medical microorganism smear staining device according to claim 4 is characterized in that: The outer wall of the pipeline (11) is fixedly connected to the box body (1), and a control valve (13) is provided on the outer wall of the pipeline (11).

6. The medical microorganism smear staining device according to claim 4, characterized in that: The end of the pipeline (11) is fixedly connected to a liquid storage box (12), and the liquid storage box (12) is fixedly connected to the upper surface of the box body (1).

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