Blending device for blood matching

Abstract

The invention discloses a blending device for blood blending, and relates to the technical field of blood blending, the blending device comprises a refrigeration box, a blending cylinder and a blood bag, and also comprises a liquid outlet pipe fixed at the bottom of the refrigeration box; the connecting assembly is arranged below the blood bag and used for connecting the liquid outlet pipe with the blood bag; the flow meter is arranged on the surface of the liquid outlet pipe and is used for accurately measuring the amount of blood; the adjusting assembly is arranged in the liquid outlet pipe and used for controlling the flow speed and flow of blood, the adjusting assembly comprises a driving motor, the blending device for blood matching is provided with a refrigerating box, during blood matching, the refrigerating box and the blending device are connected and combined through a connecting assembly, the adjusting assembly is opened, the blood is directly conveyed into a blending barrel, and then the blood can be directly conveyed into the blending barrel; the flow meter is used for accurately metering the amount of blood, meanwhile, the adjusting assembly can control the flow speed and the amount of the blood, the matching precision is improved, the automation degree is higher, manual operation is avoided, and the blending efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of blood preparation, in particular to a blood preparation device for blood typing. Background Art

[0002] The blood matching device is used to test and match blood types during blood transfusion. The purpose is to ensure that there will be no adverse immune response between the blood or other biological tissues of different individuals during blood transfusion, organ transplantation or other medical operations. The core of blood matching is to ensure the compatibility of blood transfusion or other biological materials to avoid serious health problems caused by the immune system's response.

[0003] At present, when blood matching is required, it is usually necessary to manually take quantitative samples of blood from the storage container and then transfer them to the mixing device for fusion. This method has a low degree of automation, is time-consuming and labor-intensive, and the accuracy of manual sampling is low. It is difficult to control the amount of blood required for each type, thereby reducing the mixing accuracy and affecting the results of blood matching. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides a mixing device for blood matching, which solves the problem that the method of manually sampling blood from a storage container and then transferring it to a mixing device for fusion has a low degree of automation, low accuracy of manual sampling, and difficulty in controlling the required amount of each type of blood.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a blood typing preparation device, comprising a refrigerator, a preparation cylinder and a blood bag, and also comprising:

[0006] A liquid outlet pipe is fixed to the bottom of the refrigerator;

[0007] A connecting assembly is arranged below the blood bag and is used to connect the liquid outlet tube to the blood bag;

[0008] A flow meter, arranged on the surface of the liquid outlet tube, is used to accurately measure the amount of blood;

[0009] The regulating component is arranged inside the liquid outlet tube and is used to control the flow rate and flow rate of blood.

[0010] Preferably, the adjustment assembly comprises a driving motor, an output end of the driving motor is fixedly connected to a rotating shaft, and a sealing plate is fixedly connected to a surface of the rotating shaft.

[0011] Preferably, the connecting assembly includes a connecting pipe, the bottom end of the connecting pipe is fixedly connected to a connecting head, and the surface of the connecting head is fixedly connected to a first flange, a second flange is arranged on the top of the liquid outlet pipe, the first flange and the second flange are threadedly connected by a hand bolt, and one end of the hand bolt that passes through the outside of the first flange is threadedly connected to a hand nut.

[0012] Preferably, a semiconductor refrigeration sheet is provided on the rear side of the inner wall of the refrigerator, a cross bar is fixedly connected between the two sides of the inner wall of the refrigerator, and a plurality of hooks are provided on the surface of the cross bar.

[0013] Preferably, the top of the bottom plate is fixedly connected to the refrigerator via a bracket, a frame is slidably provided on the top of the bottom plate, a cylinder connected to the frame is fixedly connected to the top of the bottom plate, a vertical plate is fixedly connected to one side of the top of the bottom plate, and a movable plate is fixedly connected to one side of the vertical plate via a spring.

[0014] Preferably, the mixing cylinder is arranged in a frame, and the top of the mixing cylinder is connected to two liquid inlet pipes, a motor is fixedly connected to one side of the frame, and the output end of the motor is fixedly connected to a fixed shaft that passes through the outside of the mixing cylinder, and a gear transmission assembly is arranged on the surface of the fixed shaft, support rods are fixedly connected to both sides of the mixing cylinder, and annular slide rails are arranged on both sides of the inner wall of the frame.

[0015] Preferably, the gear transmission assembly comprises a transmission gear arranged on the surface of a fixed shaft, an outer surface of the transmission gear is meshed with an internal gear, and a fixed rod connected to the mixing cylinder is fixedly connected to the surface of the internal gear.

[0016] Preferably, a cavity is opened inside the fixed shaft, and a plurality of heating tubes are fixedly connected to the inner wall of the cavity, and a temperature sensor is arranged on the surface of the mixing cylinder.

[0017] The present invention provides a blood typing preparation device, which has the following beneficial effects:

[0018] (1) The blood matching preparation device is provided with a refrigerator on the preparation equipment. When blood matching is performed, the two are connected and combined through a connecting component, the regulating component is opened, and the blood is directly transported to the preparation cylinder, and the amount of blood is accurately measured by a flow meter. At the same time, the regulating component can control the flow rate and amount of blood, thereby improving the accuracy of the matching ratio, achieving a higher degree of automation, avoiding manual operation, and improving the preparation efficiency.

[0019] (2) In the blood matching device, during the blood matching process, the heating tube in the fixed shaft is heated to simulate body temperature. At the same time, the fixed shaft can drive the mixing cylinder to rotate through the gear transmission assembly to fully stir the blood and improve the mixing efficiency. The setting of the cylinder can accelerate the fusion and ensure the uniform mixing of blood components to prevent blood stratification, thereby improving the matching efficiency.

[0020] (3) The blood matching device uses semiconductor refrigeration chips to cool the refrigerator before mixing, so that different types of blood bags can be stored and refrigerated separately, so that the blood can be stored for a longer time and have better activity. At the same time, hooks are set in the refrigerator to facilitate the limited storage of each blood bag, making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the present invention;

[0022] Figure 2 is a cross-sectional view of the refrigerator structure of the present invention;

[0023] Figure 3 It is a schematic diagram of the installation of the connecting pipe and the liquid outlet pipe structure of the present invention;

[0024] Figure 4 is a cross-sectional view of the liquid outlet pipe structure of the present invention;

[0025] Figure 5 It is a cross-sectional view of the mixing tube structure of the present invention;

[0026] Figure 6 Schematic diagram of the gear transmission assembly structure of the present invention.

[0027] In the figure: 1. Refrigerator; 2. Mixing cylinder; 3. Blood bag; 4. Liquid outlet pipe; 5. Flow meter; 6. Drive motor; 7. Rotating shaft; 8. Sealing plate; 9. Connecting pipe; 10. Connecting head; 11. First flange; 12. Second flange; 13. Hand-tightened bolt; 14. Hand-tightened nut; 15. Semiconductor refrigeration plate; 16. Cross bar; 17. Hook; 18. Bottom plate; 19. Bracket; 20. Frame; 21. Cylinder; 22. Vertical plate; 23. Spring; 24. Movable plate; 25. Liquid inlet pipe; 26. Motor; 27. Fixed shaft; 28. Gear transmission assembly; 281. Transmission gear; 282. Internal gear; 283. Fixed rod; 29. ​​Support rod; 30. Annular slide rail; 31. Cavity; 32. Heating tube; 33. Temperature sensor. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] Embodiment 1

[0030] See also Figures 1 to 4 As shown, the present invention provides a preparation device for blood typing, including a refrigerator 1, a preparation cylinder 2, a blood bag 3 and a bottom plate 18. The refrigerator 1 includes a box body and a box cover hinged on the box body, the box cover is fixed to the box body by a lock, a visual window is arranged on the surface of the preparation cylinder 2, a plurality of blood bags 3 are arranged, which are blood bags 3 of different types, a valve is arranged at the liquid outlet of the blood bag 3, and the liquid outlet is manually controlled, a liquid outlet pipe 4 is fixedly arranged at the bottom of the refrigerator 1, a connecting assembly is arranged at the bottom of the blood bag 3, and the connecting assembly includes a connecting pipe 9 connected to the bottom end of the blood bag 3, a connector 10 is fixedly connected to the bottom end of the connecting pipe 9, and a first flange 11 is fixedly connected to the surface of the connector 10, a second flange 12 is arranged on the top of the liquid outlet pipe 4, the first flange 11 and the second flange 12 are threadedly connected by a hand bolt 13, and one end of the hand bolt 13 that passes through the outside of the first flange 11 is threadedly connected to a hand nut 14;

[0031] A flow meter 5 is provided on the surface of the liquid outlet tube 4 for accurately measuring the amount of blood. An adjusting component is provided inside the liquid outlet tube 4 for controlling the flow rate and flow of blood. The adjusting component includes a driving motor 6 fixed on the outer surface of the liquid outlet tube 4. A rotating shaft 7 is fixedly connected to the output end of the driving motor 6. One end of the rotating shaft 7 passes through the inside of the liquid outlet tube 4. A sealing plate 8 adapted to the inner wall of the liquid outlet tube 4 is fixedly connected to the surface of the rotating shaft 7.

[0032] Through the arrangement of the above structure, a refrigerator 1 is arranged on the preparation equipment. When blood is matched, the two are connected and combined through a connecting component, the regulating component is opened, the blood is directly transported to the preparation cylinder 2, and the amount of blood is accurately measured by the flow meter 5. At the same time, the regulating component can control the flow rate and amount of blood, improve the accuracy of the matching ratio, have a higher degree of automation, avoid manual operation, and improve the preparation efficiency.

[0033] Embodiment 2

[0034] Based on Example 1, please refer to Figure 2As shown, the specific improvements are as follows: a semiconductor refrigeration sheet 15 is arranged on the rear side of the inner wall of the refrigerator 1. The semiconductor refrigeration sheet 15 is a heat pump, which is a prior art. It utilizes the Peltier effect of semiconductor materials to absorb and release heat at both ends of the galvanic couple to achieve the purpose of refrigeration. A cross bar 16 is fixedly connected between the two sides of the inner wall of the refrigerator 1, and a plurality of hooks 17 are arranged on the surface of the cross bar 16. The blood bag 3 is arranged on the hook 17;

[0035] Through the arrangement of the above structure, the semiconductor refrigeration sheet 15 cools the refrigerator 1, and can store and refrigerate different types of blood bags 3 separately, so that the blood can be stored for a longer time and have better activity. At the same time, the hook 17 facilitates the limited storage of each blood bag 3, making it more convenient to use.

[0036] Embodiment 3

[0037] In conjunction with Example 1 and Example 2, please refer to Figure 1 As shown, the specific improvements are as follows: the top of the bottom plate 18 is fixedly connected to the surface of the refrigerator 1 through a bracket 19, a frame 20 is provided on the top of the bottom plate 18 through a track sliding, a cylinder 21 is fixedly connected to the top of the bottom plate 18, and the output end of the cylinder 21 is fixedly connected to one side of the frame 20, a vertical plate 22 is fixedly connected to one side of the top of the bottom plate 18, and two springs 23 are fixedly connected to one side of the vertical plate 22, and one end of the spring 23 is fixedly connected to a movable plate 24;

[0038] Through the arrangement of the above structure, when blood is prepared, by starting the cylinder 21, the preparation tube 2 is driven to swing left and right, the blood is oscillated and its fusion is accelerated. At the same time, when the cylinder 21 pushes the frame 20 to move left and right, the spring 23 and the movable plate 24 are arranged to buffer the frame 20.

[0039] Embodiment 4

[0040] In conjunction with Embodiments 1 to 3, please refer to Figure 1 , Figure 5 and Figure 6As shown, the specific improvements are as follows: the mixing cylinder 2 is rotatably arranged in the frame 20, the top of the mixing cylinder 2 is connected to two liquid inlet pipes 25, and the liquid inlet pipes 25 are provided with valves. Blood can enter or be discharged from the mixing cylinder 2 through the liquid inlet pipes 25. A motor 26 is fixedly connected to one side of the frame 20, and a fixed shaft 27 is fixedly connected to the output end of the motor 26. One end of the fixed shaft 27 passes through the mixing cylinder 2 and extends to the inside of the frame 20. The end of the fixed shaft 27 extending to the inside of the frame 20 is rotatably connected to the inner wall of the frame 20. A sealing member is provided at the connection between the surface of the fixed shaft 27 and the mixing cylinder 2, and a gear transmission is provided on the surface of the fixed shaft 27. The movable assembly 28, both sides of the dispensing cylinder 2 are fixedly connected with support rods 29, both sides of the inner wall of the frame 20 are fixedly connected with annular slide rails 30, and one side of the annular slide rail 30 is slidably connected with one end of the support rod 29, the gear transmission assembly 28 includes a transmission gear 281 fixedly arranged on the surface of the fixed shaft 27, the outer surface of the transmission gear 281 is meshed with an internal gear 282, and the surface of the internal gear 282 is fixedly connected with a fixed rod 283 connected to the dispensing cylinder 2, a cavity 31 is opened inside the fixed shaft 27, and a plurality of heating tubes 32 are fixedly connected to the inner wall of the cavity 31, and a temperature sensor 33 is arranged on the surface of the dispensing cylinder 2;

[0041] Through the arrangement of the above structure, the heating tube 32 in the fixed shaft 27 heats the blood, and the temperature sensor 33 can detect the temperature in real time, which is convenient for personnel to control the temperature and simulate body temperature. At the same time, the fixed shaft 27 can drive the mixing cylinder 2 to rotate through the gear transmission assembly 28, so that the blood can be fully turned over, the mixing efficiency can be improved, the uniform mixing of blood components can be ensured, blood stratification can be prevented, and the matching efficiency can be improved.

[0042] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment compatible with the equipment can be used.

[0043] When in use, the semiconductor refrigeration sheet 15 cools the refrigerator 1, and the blood bag 3 is stored in the refrigerator 1 through the hook 17. Then, the bottom end of the connecting tube 9 is inserted into the liquid outlet pipe 4, so that the first flange 11 and the second flange 12 are combined, and the hand screw 13 is passed through the first flange 11 on the connecting tube 9, and the hand screw nut 14 is tightened on the hand screw 13, so that the connecting tube 9 and the liquid outlet pipe 4 can be fixed, and then the valve of the liquid outlet of the blood bag 3 is opened, and the driving motor 6 is started to drive the rotating shaft 7 to rotate, and the rotating shaft 7 drives the sealing plate 8 to tilt, and the liquid outlet pipe 4 channel is opened, and the blood directly enters the preparation tube 2 through the connecting tube 9 and the liquid outlet pipe 4. In this process, the amount of blood is accurately measured by the flow meter 5, and the inclination angle of the sealing plate 8 can adjust the liquid outlet. The size of the opening is adjusted to control the flow rate and amount of blood and improve the accuracy of the matching ratio. After the required amount of blood is reached, the valve at the blood bag 3 is closed, the sealing plate 8 is restored to a sealed state, and the valve at the liquid inlet pipe 25 is closed. The motor 26 is started to drive the fixed shaft 27 to rotate, and the fixed shaft 27 drives the transmission gear 281 to rotate. The transmission gear 281 drives the internal gear 282 to rotate. The internal gear 282 drives the mixing tube 2 to rotate through the fixed rod 283, so that the blood is fully turned over and the mixing efficiency is improved. The cylinder 21 drives the mixing tube 2 to shake to accelerate its fusion, ensure the uniform mixing of blood components, and prevent blood stratification. At the same time, the heating tube 32 in the fixed shaft 27 heats the blood to simulate the temperature of body temperature and improve the accuracy of matching.

[0044] 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 blood typing preparation device, comprising a refrigerator (1), a preparation cylinder (2), a blood bag (3) and a bottom plate (18), characterized in that: Also includes: A liquid outlet pipe (4) is fixed to the bottom of the refrigerator (1); A connecting assembly, arranged below the blood bag (3), and used for connecting the liquid outlet tube (4) to the blood bag (3); A flow meter (5) is arranged on the surface of the liquid outlet tube (4) and is used to accurately measure the amount of blood; The regulating component is arranged inside the liquid outlet tube (4) and is used to control the flow rate and flow rate of the blood.

2. The blood typing preparation device according to claim 1, characterized in that: The adjustment component comprises a driving motor (6), the output end of the driving motor (6) is fixedly connected to a rotating shaft (7), and the surface of the rotating shaft (7) is fixedly connected to a sealing plate (8).

3. The blood typing preparation device according to claim 1, characterized in that: The connection assembly comprises a connection pipe (9), the bottom end of the connection pipe (9) is fixedly connected to a connection head (10), and the surface of the connection head (10) is fixedly connected to a first flange (11), and the top of the liquid outlet pipe (4) is provided with a second flange (12), the first flange (11) and the second flange (12) are threadedly connected via a hand-tightening bolt (13), and one end of the hand-tightening bolt (13) that passes through the outside of the first flange (11) is threadedly connected to a hand-tightening nut (14).

4. The blood typing preparation device according to claim 1, characterized in that: A semiconductor refrigeration sheet (15) is arranged on the rear side of the inner wall of the refrigerator (1), a cross bar (16) is fixedly connected between the two sides of the inner wall of the refrigerator (1), and a plurality of hooks (17) are arranged on the surface of the cross bar (16).

5. The blood typing preparation device according to claim 1, characterized in that: The top of the bottom plate (18) is fixedly connected to the refrigerator (1) via a bracket (19); a frame (20) is slidably provided on the top of the bottom plate (18); a cylinder (21) connected to the frame (20) is fixedly connected to the top of the bottom plate (18); a vertical plate (22) is fixedly connected to one side of the top of the bottom plate (18); and a movable plate (24) is fixedly connected to one side of the vertical plate (22) via a spring (23).

6. The blood typing preparation device according to claim 5, characterized in that: The mixing cylinder (2) is arranged in a frame (20), and the top of the mixing cylinder (2) is connected to two liquid inlet pipes (25). A motor (26) is fixedly connected to one side of the frame (20), and the output end of the motor (26) is fixedly connected to a fixed shaft (27) that penetrates the outside of the mixing cylinder (2), and a gear transmission assembly (28) is arranged on the surface of the fixed shaft (27). Support rods (29) are fixedly connected to both sides of the mixing cylinder (2), and annular slide rails (30) are arranged on both sides of the inner wall of the frame (20).

7. The blood typing preparation device according to claim 6, characterized in that: The gear transmission assembly (28) comprises a transmission gear (281) arranged on the surface of a fixed shaft (27); an inner gear (282) is meshedly arranged on the outer surface of the transmission gear (281); and a fixed rod (283) connected to the mixing cylinder (2) is fixedly connected to the surface of the inner gear (282).

8. The blood typing preparation device according to claim 6, characterized in that: A cavity (31) is provided inside the fixed shaft (27), and a plurality of heating tubes (32) are fixedly connected to the inner wall of the cavity (31). A temperature sensor (33) is provided on the surface of the mixing cylinder (2).

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