Flushing device for electric perfusion device

Abstract

The invention provides an electric perfusion device flushing device which comprises a mounting base, a perfusion device containing groove is formed in the upper end of the right side of the mounting base, and a groove is formed in the bottom wall of the perfusion device containing groove; the two arc-shaped clamps are symmetrically arranged on the front side and the rear side of the perfusion device containing groove respectively, and a clamp body driving piece is arranged in the mounting base; the vibration assembly comprises a rubber hammer arranged in the left side of the perfusion device containing groove in a left-right sliding mode, a connecting rod hinged to the left side of the rubber hammer and a disc rotationally arranged in the mounting base, a first rotating shaft and a second rotating shaft are rotationally arranged at the upper end and the lower end in the cavity correspondingly, and one end of the first rotating shaft is fixedly connected with a motor; the end, away from the rubber hammer, of the connecting rod is eccentrically connected with the disc. Electric control is adopted, manpower does not need to be consumed, time and labor are saved, the vibration speed and frequency can be controlled, the exhaust effect is improved, and the working efficiency of medical staff is improved; therefore, the flow rate of the flushing fluid is controlled and adjusted, the flushing speed of the flushing fluid is adjusted as required, and the flushing effect is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of blood purification, and in particular relates to an electric perfusion flushing device. Background Art

[0002] Hemoperfusion devices are mainly used for the adsorption of molecular toxins in acute and chronic drug poisoning and uremia, and the adsorption of pathogenic factors in the fields of liver disease and immunity. Hemoperfusion devices need to be pre-flushed before use. The joints at both ends of the hemoperfusion device are sealed with plastic sealing caps. When pre-flushing is required, unscrew the sealing caps at both ends, connect water pipes at both ends, and water flows into the lower end joint of the hemoperfusion device and flows out from the upper end joint to complete the cleaning process of the hemoperfusion device.

[0003] In the existing blood perfusion device, the saline speed during the flushing process is provided by gravity, which is uncontrollable and may reduce the flushing effect. In addition, when exhausting the existing blood perfusion device, most of them are done by nurses using a small rubber hammer to hammer the outside of the perfusion device, using continuous vibration to exhaust the residual air inside the perfusion device, which not only requires a lot of manpower and time, but also its vibration speed and frequency are difficult to control, resulting in poor exhaust effect and efficiency inside the perfusion device, thereby greatly reducing the work efficiency of medical staff.

[0004] In summary, there is an urgent need to design an electric perfusion flushing device that overcomes the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide an electric perfusion device with controllable flushing speed, automatic exhaust and adjustable vibration speed and frequency during exhaust.

[0006] In order to achieve the above object, the technical solution adopted by the present invention is: an electric perfusion flushing device, comprising:

[0007] The mounting seat has a perfusion device placement slot at the upper right end, and a groove is formed on the bottom wall of the perfusion device placement slot;

[0008] There are two arc-shaped clamps, which are symmetrically arranged on the front and rear sides of the perfusion device placement slot, and the interior of the mounting seat is also provided with a clamp body driving member for driving the two arc-shaped clamps to move toward or away from each other;

[0009] A vibration component, comprising a rubber hammer slidably arranged inside the left side of the irrigation device placement slot, a connecting rod hinged on the left side of the rubber hammer, and a disc rotatably arranged inside the mounting seat, a cavity is opened inside the mounting seat on the left side of the irrigation device placement slot, a first rotating shaft and a second rotating shaft are rotatably arranged at the upper and lower ends of the cavity, the disc is fixedly sleeved on the outer wall of the second rotating shaft, the second rotating shaft and the first rotating shaft are respectively provided with a first large gear and a first small gear meshing with each other, one end of the first rotating shaft is fixedly connected to an output shaft of a motor through a coupling, the end of the connecting rod away from the rubber hammer is eccentrically connected to the circular surface of the disc, and an adjustment component for adjusting the rotation speed of the disc is also provided in the cavity;

[0010] The liquid inlet pipeline has one end extending out of the upper left end of the mounting seat and the other end extending into the interior of the groove. A liquid pump is also installed on the liquid inlet pipeline.

[0011] The purpose of the present invention and the solution to its technical problems can be further achieved by adopting the following technical measures.

[0012] Further, the clamp body driving member includes a screw rod rotatably connected to the lower end of the cavity through a bearing, a nut connected to both ends of the outer wall of the screw rod through a thread, and a slider fixedly arranged on the nut near the side of the irrigation device placement slot, and the two sides of the lower end of the left side wall of the irrigation device placement slot are respectively provided with sliding grooves, and the sliders are respectively slidably arranged in the sliding grooves, and the other ends of the sliders are respectively fixedly connected to the arc-shaped clamps, and the thread directions of the two ends of the screw rod are opposite;

[0013] One end of the screw rod extends out of the outer side wall of the mounting seat and is fixedly connected to a handle.

[0014] Further, the adjustment assembly includes a second small gear fixedly sleeved on the outer wall of the second rotating shaft, and a second large gear fixedly sleeved on the outer wall of the first rotating shaft, and the second large gear and the second small gear are meshed with each other;

[0015] An electric telescopic column is also fixedly connected between the first rotating shaft and the output shaft of the motor.

[0016] Furthermore, a sliding hole is provided in the middle of the upper end of the left side wall of the irrigation device placement groove, a sliding rod is slidably provided in the sliding hole, the left side of the sliding rod is hinged to the right end of the connecting rod, and the right side of the sliding rod is fixedly connected to the left end of the rubber hammer.

[0017] Furthermore, the sliding rod is an electric telescopic rod, and a pressure sensor is provided on the surface of one end of the rubber hammer away from the sliding rod.

[0018] Furthermore, the left side wall and the bottom wall of the mounting seat are respectively provided with a vertical mounting groove and a horizontal mounting groove for embedding the liquid inlet pipeline, and protective strips are detachably connected in the vertical mounting groove and the horizontal mounting groove.

[0019] Furthermore, a screw is threadedly connected to the upper end of the front side wall of the mounting seat at a position corresponding to the vertical mounting slot, a clamping block is rotatably connected to one end of the screw close to the vertical mounting slot, and a knob is fixedly connected to the outer end of the screw.

[0020] Furthermore, the liquid inlet pipeline is located in the vertical installation groove and a bubble detector is installed on one side of the upper end of the clamping block.

[0021] Furthermore, a controller is installed on the front side wall of the mounting seat, and the controller is electrically connected to the bubble detector, the motor, the electric telescopic column, the sliding rod, the pressure sensor and the liquid pump respectively.

[0022] Furthermore, a clamp is provided on the rear side wall of the mounting seat, and a fastening bolt is threadedly connected to one side wall of the clamp.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] 1. The electric irrigation device of the present invention provides a mounting seat, and a irrigation device placement slot is provided on the right side of the mounting seat, so that the doctor can place the irrigation device in the irrigation device placement slot when flushing the irrigation device, and the arc clamp and the clamp body driving member are provided, so that the irrigation devices of different thicknesses can be clamped and fixed, so as to avoid the movement or falling of the irrigation device during the vibration and exhaust process; by providing a rubber hammer, a connecting rod, a disc, a first rotating shaft, a second rotating shaft, a first large gear, a first small gear and a motor, the motor drives the gear transmission and then drives the rubber hammer to slide left and right on the left side of the irrigation device, so as to realize the hammering vibration of the side wall of the irrigation device, and realize the flushing and exhaust of the irrigation device, without consuming manpower, saving time and effort, and making the vibration speed and frequency controlled, improving the exhaust effect, and greatly improving the work efficiency of medical staff; further, by providing an adjustment component for adjusting the rotation speed of the disc, the rotation speed of the disc can be adjusted as needed, so as to greatly improve the exhaust effect and exhaust efficiency.

[0025] 2. The electric perfusion flushing device of the present invention provides a liquid pump on the liquid inlet pipeline to increase the flow rate of the flushing liquid in the entire flushing pipeline through the liquid pump. Compared with the traditional method of promoting the flow of saline by gravity, the flow rate of the flushing liquid can be effectively controlled, and the flushing speed of the flushing liquid can be adjusted according to demand, thereby improving the flushing effect.

[0026] 3. The electric perfusion device flushing device of the present invention is provided with a bubble sensor at the front end of the liquid inlet pipeline to monitor whether there are bubbles entering the liquid inlet pipeline, thereby facilitating medical personnel to make timely judgments and disposal, thereby improving the safety of the perfusion device during the flushing process.

[0027] 4. The electric perfusion flushing device of the present invention provides a clamp on the rear side of the mounting base and a fastening bolt on the clamp, so that medical staff can fix the device on a device such as an infusion stand, making the device more convenient to use and increasing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of the electric perfusion flushing device provided by the present invention;

[0029] Figure 2 It is a schematic diagram of the front cross-section structure of the electric perfusion flushing device provided by the present invention;

[0030] Figure 3 It is a schematic diagram of the side section structure of the electric perfusion flushing device provided by the present invention;

[0031] Figure 4 It is a schematic diagram of a top cross-sectional structure of the electric perfusion flushing device provided by the present invention;

[0032] Figure 5 It is a schematic diagram of the side section structure of the vertical installation groove in the electric perfusion flushing device provided by the present invention;

[0033] Description of reference numerals:

[0034] 1. Mounting seat; 11. Irrigation device placement slot; 111. Slide hole; 12. Groove; 13. Cavity; 14. Vertical mounting slot; 15. Horizontal mounting slot; 16. Protection strip; 17. Screw; 18. Pressing block; 19. Knob;

[0035] 2. Arc clamp;

[0036] 3. Clamp body driving part; 31. Bearing; 32. Screw rod; 33. Nut; 34. Slider; 35. Slide groove; 36. Handle;

[0037] 4. Vibration assembly; 41. Rubber hammer; 42. Connecting rod; 43. Disc; 44. First rotating shaft; 45. Second rotating shaft; 46. First large gear; 47. First small gear; 48. Motor; 49. Sliding rod; 410. Pressure sensor;

[0038] 5. Adjustment assembly; 51. Second small gear; 52. Second large gear; 53. Electric telescopic column;

[0039] 6. Liquid inlet pipeline; 61. Liquid pump; 62. Bubble detector;

[0040] 7. Controller;

[0041] 8. Clamp; 81. Fastening bolt;

[0042] 9. Blood perfusion device. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0044] See also Figures 1 to 5 , an electric perfusion flushing device, comprising:

[0045] The mounting seat 1 has a perfusion device placement groove 11 at its upper right end, and the perfusion device placement groove 11 is used to place the blood perfusion device 9. The bottom wall of the perfusion device placement groove 11 has a groove 12; the lower port of the blood perfusion device 9 can be placed in the groove 12;

[0046] There are two arc-shaped clamps 2, which are symmetrically arranged at the front and rear sides of the perfusion device placement slot 11, and the interior of the mounting seat 1 is also provided with a clamp body driving member 3 for driving the two arc-shaped clamps 2 to move toward or away from each other;

[0047] The vibration assembly 4 includes a rubber hammer 41 which is slidably arranged inside the left side of the perfusion device placement groove 11, a connecting rod 42 which is hinged on the left side of the rubber hammer 41, and a disc 43 which is rotatably arranged inside the mounting seat 1. A cavity 13 is opened inside the mounting seat 1 on the left side of the perfusion device placement groove 11. The upper and lower ends of the cavity 13 are respectively rotatably provided with a first rotating shaft 44 and a second rotating shaft 45. The disc 43 is fixedly sleeved on the outer wall of the second rotating shaft 45. The second rotating shaft 45 and the first rotating shaft 44 are respectively provided with There are a first large gear 46 and a first small gear 47 meshing with each other, one end of the first rotating shaft 44 is fixedly connected to the output shaft of a motor 48 through a coupling, one end of the connecting rod 42 away from the rubber hammer 41 is eccentrically connected to the circular surface of the disc 43, and an adjusting component 5 for adjusting the rotation speed of the disc 43 is also provided in the cavity 13. The rotation speed of the disc 43 can be adjusted by the adjusting component 5, so that the moving speed of the connecting rod 42 and the rubber hammer 41 can be adjusted, thereby realizing the adjustment of the hammering speed of the blood perfusion device 9;

[0048] The liquid inlet pipeline 6 has one end extending out of the upper left end of the mounting seat 1 and the other end extending into the interior of the groove 12. A liquid pump 61 is also installed on the liquid inlet pipeline 6. The liquid pump 61 can suck the flushing liquid out of the liquid storage container through the liquid inlet pipeline 6, so that the flushing liquid enters the blood perfusion device 9 from the liquid inlet pipeline 6, and finally is discharged into the waste liquid container through the liquid outlet pipeline, thereby realizing flushing and exhausting of the perfusion device.

[0049] Preferably, the clamp body driving member 3 includes a screw rod 32 rotatably connected to the inner lower end of the cavity 13 through a bearing 31, a nut 33 connected to the two ends of the outer wall of the screw rod 32 through a thread, and a slider 34 fixedly arranged on the nut 33 near the side of the irrigation device placement slot 11, and the two sides of the lower end of the left side wall of the irrigation device placement slot 11 are respectively provided with a slide groove 35, and the slider 34 is respectively slidably arranged in the slide groove 35, and the other end of the slider 34 is respectively fixedly connected to the arc clamp 2, and the thread directions of the two ends of the screw rod 32 are opposite;

[0050] One end of the screw rod 32 extends out of the outer wall of the mounting seat 1 and is fixedly connected to a handle 36. The clamp body driving member 3 drives the two arc-shaped clamps 2 to move toward one side of the blood perfusion device 9, which can not only clamp and fix blood perfusion devices with different outer diameters, but also make the rubber hammer 41 always in the middle position on the left side of the blood perfusion device 9, making the oscillation exhaust operation more accurate and stable.

[0051] Preferably, the adjustment assembly 5 comprises a second small gear 51 fixedly sleeved on the outer wall of the second rotating shaft 45, and a second large gear 52 fixedly sleeved on the outer wall of the first rotating shaft 44, and the second large gear 52 and the second small gear 51 are meshed with each other;

[0052] An electric telescopic column 53 is also fixedly connected between the first rotating shaft 44 and the output shaft of the motor 48. Figure 3 As shown in the figure, after the electric telescopic column 53 is extended, the second large gear 52 and the second small gear 51 are in a non-meshing state, while the first large gear 46 and the first small gear 47 are in a mutually meshing state, thereby reducing the rotation speed of the disc 43. When the rotation speed of the disc 43 needs to be increased, the electric telescopic column 53 is retracted, and the second large gear 52 and the second small gear 51 are meshed with each other, and the first large gear 46 and the first small gear 47 are in a non-meshing state, so that the large gear drives the small gear to rotate, thereby increasing the rotation speed of the disc 43.

[0053] Preferably, a sliding hole 111 is also opened in the middle of the upper end of the left side wall of the irrigation device placement groove 11, and a sliding rod 49 is slidably installed in the sliding hole 111. The left side of the sliding rod 49 is hinged to the right end of the connecting rod 42, and the right side of the sliding rod 49 is fixedly connected to the left end of the rubber hammer 41.

[0054] In order to adapt to the blood perfusion devices 9 of different outer diameters, the slide bar 49 is an electric telescopic rod, and a pressure sensor 410 is provided on the surface of one end of the rubber hammer 41 away from the slide bar 49. When vibrating and exhausting the blood perfusion devices of different outer diameters, the pressure sensor 410 can be used to monitor whether the rubber hammer 41 can contact the perfusion device when it is at the rightmost position. The pressure sensor 410 can transmit the monitored pressure signal to the controller 7, and the controller 7 controls the extension and retraction of the slide bar 49 until the pressure sensor 410 monitors that the rubber hammer 41 can contact the perfusion device when it is at the rightmost position.

[0055] Preferably, the left side wall and the bottom wall of the mounting seat 1 are respectively provided with a vertical mounting groove 14 and a horizontal mounting groove 15 for embedding the liquid inlet pipeline 6. The vertical mounting groove 14 and the horizontal mounting groove 15 are both detachably connected with a protective strip 16 to facilitate the disassembly and replacement of the liquid inlet pipeline 6. The protective strip 16 can be connected to the mounting seat 1 by means of clip-on, bolt connection, etc., which is not limited here. In the present device, the liquid inlet pipeline 6 is a disposable sterile product. During installation, the protective strip 16 is opened, the liquid inlet pipeline 6 is buckled into the vertical mounting groove 14 and the horizontal mounting groove 15, the lower end of the liquid inlet pipeline 6 is connected to the lower port of the blood perfusion device 9 placed in the groove 12, and the upper end is connected to the flushing liquid reservoir, and then the vertical mounting groove 14 and the horizontal mounting groove 15 are closed respectively through the protective strip 16, so that the liquid inlet pipeline 6 is installed in the mounting seat 1, and the upper port of the blood perfusion device 9 is connected to the liquid outlet pipeline (which is the existing technology), so as to realize the connection of the flushing pipeline of the blood perfusion device 9; except for the liquid inlet pipeline 6, the liquid outlet pipeline and the blood perfusion device 9, the mounting seat 1, the arc clamp 2, the clamp body driving member 3, the vibration component 4 and the adjustment component 5 can be reused after cleaning and disinfection.

[0056] Preferably, a screw 17 is threadedly connected to the upper end of the front side wall of the mounting seat 1 at a position corresponding to the vertical mounting groove 14, and a clamping block 18 is rotatably connected to one end of the screw 17 close to the vertical mounting groove 14. A knob 19 is fixedly connected to the outer end of the screw 17, and the clamping block 18 can be tightened or loosened on the liquid inlet pipeline 6 by turning the knob 19 to achieve disconnection or connection of the pipeline.

[0057] Preferably, the liquid inlet pipeline 6 is located in the vertical installation groove 14 and is provided with a bubble detector 62 on one side of the upper end of the pressing block 18. The bubble detector 62 is convenient for monitoring whether bubbles enter the liquid inlet pipeline 6, so as to facilitate medical staff to make timely judgments and disposal, and improve the safety of the perfusion device during the flushing process.

[0058] Preferably, a controller 7 is also installed on the front side wall of the mounting base 1, and the controller 7 is electrically connected to the bubble detector 62, the motor 48, the electric telescopic column 53, the slide bar 49, the pressure sensor 410 and the liquid pump 61. The controller 7 is provided with a control switch, which can control the opening and closing of each electrical component. The mounting base 1 is also provided with a power plug or a battery to provide power to each electrical component so that it can operate normally.

[0059] Preferably, the rear side wall of the mounting base 1 is further provided with a clamp 8, and one side wall of the clamp 8 is threadedly connected with a fastening bolt 81. Medical staff can fix the device on a device such as an infusion stand through the clamp 8, making the device more convenient to use and increasing practicality.

[0060] The present invention is further described above in conjunction with the embodiments, but the present invention is not limited to the above-mentioned implementation modes, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. An electric perfusion flushing device, characterized in that: It includes: The mounting seat (1) has a perfusion device placement groove (11) at the upper right end thereof, and a groove (12) is formed on the bottom wall of the perfusion device placement groove (11); There are two arc-shaped clamps (2), which are symmetrically arranged on the front and rear sides of the perfusion device placement groove (11), and the interior of the mounting seat (1) is also provided with a clamp body driving member (3) for driving the two arc-shaped clamps (2) to move toward or away from each other; The vibration assembly (4) comprises a rubber hammer (41) which is slidably arranged inside the left side of the perfusion device placement groove (11), a connecting rod (42) which is hinged on the left side of the rubber hammer (41), and a disc (43) which is rotatably arranged inside the mounting seat (1). A cavity (13) is provided inside the mounting seat (1) on the left side of the perfusion device placement groove (11). A first rotating shaft (44) and a second rotating shaft (45) are rotatably arranged at the upper and lower ends of the cavity (13). The disc (43) is fixedly sleeved on the mounting seat (1) On the outer wall of the second rotating shaft (45), the second rotating shaft (45) and the first rotating shaft (44) are respectively provided with a first large gear (46) and a first small gear (47) meshing with each other, one end of the first rotating shaft (44) is fixedly connected to the output shaft of a motor (48) through a coupling, one end of the connecting rod (42) away from the rubber hammer (41) is eccentrically connected to the circular surface of the disc (43), and an adjusting component (5) for adjusting the rotation speed of the disc (43) is also provided in the cavity (13); The liquid inlet pipeline (6) has one end extending out of the upper left end of the mounting seat (1) and the other end extending into the interior of the groove (12). A liquid pump (61) is also installed on the liquid inlet pipeline (6).

2. The electric perfusion flushing device according to claim 1, characterized in that: The clamp body driving member (3) comprises a screw rod (32) rotatably connected to the lower end of the cavity (13) via a bearing (31), a nut (33) connected to the two ends of the outer wall of the screw rod (32) via a thread, and a slider (34) fixedly arranged on the nut (33) near the side of the irrigation device placement groove (11), and the two sides of the lower end of the left side wall of the irrigation device placement groove (11) are respectively provided with a slide groove (35), and the slider (34) is respectively slidably arranged in the slide groove (35), and the other end of the slider (34) is respectively fixedly connected to the arc clamp (2), and the thread directions of the two ends of the screw rod (32) are opposite. One end of the screw rod (32) extends out of the outer wall of the mounting seat (1) and is fixedly connected to a handle (36).

3. The electric perfusion flushing device according to claim 1, characterized in that: The adjustment assembly (5) comprises a second small gear (51) fixedly sleeved on the outer wall of the second rotating shaft (45), and a second large gear (52) fixedly sleeved on the outer wall of the first rotating shaft (44), and the second large gear (52) and the second small gear (51) are meshed with each other; An electric telescopic column (53) is also fixedly connected between the first rotating shaft (44) and the output shaft of the motor (48).

4. The electric perfusion flushing device according to claim 3, characterized in that: A sliding hole (111) is also provided in the middle of the upper end of the left side wall of the irrigation device placement groove (11), and a sliding rod (49) is slidably provided in the sliding hole (111). The left side of the sliding rod (49) is hinged to the right end of the connecting rod (42), and the right side of the sliding rod (49) is fixedly connected to the left end of the rubber hammer (41).

5. The electric perfusion flushing device according to claim 4, characterized in that: The slide bar (49) is an electric telescopic rod, and a pressure sensor (410) is provided on the surface of one end of the rubber hammer (41) away from the slide bar (49).

6. The electric perfusion flushing device according to any one of claims 1 to 5, characterized in that: The left side wall and the bottom wall of the mounting seat (1) are respectively provided with a vertical mounting groove (14) and a horizontal mounting groove (15) for embedding the liquid inlet pipeline (6), and a protective strip (16) is detachably connected in the vertical mounting groove (14) and the horizontal mounting groove (15).

7. The electric perfusion flushing device according to claim 6, characterized in that: A screw rod (17) is threadedly connected to the upper end of the front side wall of the mounting seat (1) at a position corresponding to the vertical mounting groove (14); one end of the screw rod (17) close to the vertical mounting groove (14) is rotatably connected to a clamping block (18); and the outer end of the screw rod (17) is fixedly connected to a knob (19).

8. The electric perfusion flushing device according to claim 7, characterized in that: The liquid inlet pipeline (6) is located in the vertical installation groove (14) and a bubble detector (62) is installed on one side of the upper end of the pressing block (18).

9. The electric perfusion flushing device according to claim 8, characterized in that: A controller (7) is also installed on the front side wall of the mounting base (1), and the controller (7) is electrically connected to the bubble detector (62), the motor (48), the electric telescopic column (53), the slide rod (49), the pressure sensor (410) and the liquid pump (61) respectively.

10. The electric perfusion flushing device according to claim 9, characterized in that: A clamp (8) is also provided on the rear side wall of the mounting seat (1), and a fastening bolt (81) is threadedly connected to one side wall of the clamp (8).

Images