A red blood cell shaker

Abstract

The present invention discloses a red blood cell shaker, comprising a body, at least one tray, a support assembly, a driving device and a control button. At least one accommodating cavity is provided on the top of the body. The tray is arranged at the top opening of the accommodating cavity through the support assembly. The driving device is arranged in the accommodating cavity through the support assembly and is connected to one end of the tray for driving the tray to make reciprocating circular motion in the vertical direction. The control button is connected to the driving device. The present invention has a reasonable structure and is easy to use. The user can put multiple blood bags into the tray, start the driving device through the control button, and make the tray make reciprocating circular motion, so that multiple blood bags can be shaken at the same time, and the work efficiency is greatly improved without manual shaking.

Description

Technical Field

[0001] The invention relates to the technical field of medical equipment, and in particular to a red blood cell shaker. Background Art

[0002] The components of whole blood include plasma, platelets and red blood cells. The red blood cells separated by the blood component separator need to be placed in a preservation fluid blood bag and mixed evenly with the preservation fluid to prepare suspended red blood cells before storage to prevent the red blood cells from coagulating and agglomerating. At present, when preparing suspended red blood cells, blood stations need to manually shake them individually, which has low work efficiency, high intensity and poor shaking effect. Summary of the invention

[0003] The purpose of the present invention is to provide a red blood cell homogenizer to solve one or more technical problems existing in the prior art and at least provide a beneficial choice or create conditions.

[0004] The technical solutions adopted to solve the above technical problems are:

[0005] A red blood cell shaker includes a body, at least one tray, a support assembly, and a driving device. The top of the body is provided with at least one accommodating cavity. The tray is arranged at the top opening of the accommodating cavity through the support assembly. The driving device is arranged in the accommodating cavity through the support assembly and is connected to one end of the tray for driving the tray to make reciprocating circular motion. Since the top of the body is provided with a accommodating cavity, the tray is arranged at the top opening of the accommodating cavity through the support assembly, and the driving device is arranged in the accommodating cavity through the support assembly and is connected to one end of the tray for driving the tray to make reciprocating circular motion, the user can put multiple blood bags into the tray, and the tray can be made to make reciprocating circular motion by the driving device, so that multiple blood bags can be shaken at the same time, and the work efficiency is greatly improved without manual shaking.

[0006] As a further improvement of the above technical solution, the support assembly includes a fixing seat, the fixing seat is fixed on the bottom wall of the accommodating cavity, and the driving device is installed on the fixing seat. The driving device can be installed in the accommodating cavity through the fixing seat.

[0007] As a further improvement of the above technical solution, the support assembly further includes a support shaft, the support shaft is arranged on the fixed seat and the two ends of the support shaft are connected to the side walls of the accommodating cavity, and the bottom surfaces of both sides of the tray are provided with shaft sleeves, and the shaft sleeves are sleeved on the support shaft. Since the support shaft is arranged on the fixed seat and the two ends of the support shaft are connected to the side walls of the accommodating cavity, and the shaft sleeves are sleeved on the support shaft, multiple blood bags in the tray can be better supported, and the tray can be swung around the support shaft to shake the blood bags in the tray evenly.

[0008] As a further improvement of the above technical solution, the driving device includes a cam, a connecting rod and a motor, the motor is arranged inside the fixing seat, the cam is connected to the output shaft of the motor, and the two ends of the connecting rod are respectively connected to one end of the bottom surface of the tray and the cam. Since the cam is connected to the output shaft of the motor, the two ends of the connecting rod are respectively connected to one end of the bottom surface of the tray and the cam, and the motor drives the cam to rotate after starting, and the tray performs a reciprocating circular arc motion under the action of the connecting rod, thereby playing the role of shaking the blood bag.

[0009] As a further improvement of the above technical solution, it also includes a safety protection device, which is arranged on the bottom surface of the tray, and includes a pressure sensor, a controller and a U-shaped anti-pinch strip. The open end of the U-shaped anti-pinch strip is connected to the bottom surface of the tray, and the closed end of the U-shaped anti-pinch strip is aligned with the side of the tray and has a certain gap with the tray. The pressure sensor is connected to the controller, and the controller is connected to the driving device. Since the open end of the U-shaped anti-pinch strip is connected to the bottom surface of the tray, the closed end of the U-shaped anti-pinch strip is aligned with the side of the tray and has a certain gap with the tray, the pressure sensor is connected to the controller, and the controller is connected to the driving device, when the tray is shaken in the accommodating cavity, the user accidentally puts his hand into the gap between the tray and the accommodating cavity, and the U-shaped anti-pinch strip touches the hand first when the tray swings down, and the hand exerts pressure on the U-shaped anti-pinch strip. The pressure sensor senses the pressure and generates a signal, which is transmitted to the controller, and the controller stops the operation of the motor to prevent the hand from being pinched.

[0010] As a further improvement of the above technical solution, the tray and the accommodating chamber are both provided with two. Considering the space occupied by the whole instrument and the number of blood bags to be shaken, providing two trays can save space and shake more blood bags.

[0011] As a further improvement of the above technical solution, handrails are provided on both sides of the top of the machine body, and universal pulleys are provided at the four corners of the bottom of the machine body. The handrails and universal pulleys are provided to facilitate the user to move the instrument anytime and anywhere to collect and shake the blood bag.

[0012] As a further improvement of the above technical solution, an inverter and a mobile power supply are provided inside the body, and the mobile power supply is connected to the inverter and the driving device. The inverter and the mobile power supply are provided, and the mobile power supply is in a fully charged state. When there is a sudden power outage outside, the mobile power supply can serve as a backup power supply. The inverter converts the DC power of the mobile power supply into a fixed-frequency and fixed-voltage or frequency-modulated and voltage-regulated AC power for normal use of the instrument.

[0013] As a further improvement of the above technical solution, a power switch, a power connector and a backup power plug are provided on the back of the body, and a control button is provided on the top of the body, and the control button is connected to the driving device. After the power connector is energized by the external power supply, the power switch and the control button are used to control the opening and closing of the instrument, and the backup power plug is used to charge the mobile power supply.

[0014] As a further improvement of the above technical solution, the bottom of the side of the body is provided with heat dissipation holes, which can effectively ventilate and dissipate the internal power supply of the instrument to avoid overheating. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 It is a schematic structural diagram of the connection between the tray and the support assembly of the present invention;

[0018] Figure 3 It is a structural schematic diagram of the tray and the driving device of the present invention;

[0019] Figure 4 yes Figure 3 A side view structural schematic diagram of;

[0020] Figure 5 It is a partial perspective view of the back side of the present invention.

[0021] In the figure, 100-body, 110-accommodating cavity, 120-armrest, 130-universal pulley, 140-power switch, 150-power connector, 160-backup power plug, 170-heat dissipation hole, 200-tray, 210-sleeve, 300-support assembly, 310-fixed seat, 320-support shaft, 400-driving device, 410-cam, 420-connecting rod, 430-motor, 500-control button, 600-U-shaped anti-pinch strip, 700-inverter, 800-mobile power supply. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0023] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] In the description of the present invention, if there are words such as "several", it means one or more, "more" means more than two, greater than, less than, exceed, etc. are understood as not including the number, and above, below, within, etc. are understood as including the number.

[0025] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific content of the technical solution.

[0026] Reference Figure 1-5 In an embodiment of the present invention, a red blood cell shaker includes a body 100, at least one tray 200, a support assembly 300, a driving device 400 and a control button 500. At least one accommodating cavity 110 is provided on the top of the body 100. The tray 200 is arranged at the top opening of the accommodating cavity 110 through the support assembly 300. The driving device 400 is arranged in the accommodating cavity 110 through the support assembly 300 and is drivingly connected to one end of the tray 200 for driving the tray 200 to make a reciprocating circular motion. The control button 500 is connected to the driving device 400. The user can put multiple blood bags into the tray 200, and each tray 200 can hold 30-40 blood bags. The driving device 400 is started by the control button 500 to make the tray 200 make a reciprocating circular motion, so that multiple blood bags can be shaken at the same time, and the work efficiency is greatly improved without manual shaking.

[0027] In some embodiments, the support assembly 300 includes a fixing seat 310 and a support shaft 320, wherein the fixing seat 310 is fixed to the bottom wall of the accommodating chamber 110, and the support shaft 320 is disposed on the fixing seat 310 and the two ends of the support shaft 320 are connected to the side wall of the accommodating chamber 110. A threaded hole may be provided on the bottom surface of the fixing seat 310, and a corresponding threaded hole is also provided on the bottom wall of the accommodating chamber 110. The fixing seat 310 and the accommodating chamber 110 are threadedly connected and fixed by bolts, and the two ends of the support shaft 320 are also threadedly connected to the side wall of the accommodating chamber 110 by bolts, so as to facilitate installation and disassembly by users.

[0028] In some embodiments, the bottom surfaces of both sides of the tray 200 are provided with shaft sleeves 210, and the shaft sleeves 210 are sleeved on the support shaft 320. The bottom surfaces of both sides of the tray 200 are provided with shaft sleeves 210, which makes the swing more stable than that of only one shaft sleeve 210 on the bottom surface.

[0029] In some embodiments, the driving device 400 includes a cam 410, a connecting rod 420 and a motor 430. The motor 430 is disposed inside the fixing seat 310. The cam 410 is connected to the output shaft of the motor 430. The two ends of the connecting rod 420 are respectively connected to one end of the bottom surface of the tray 200 and the cam 410. After the motor 430 is started, the cam 410 is driven to rotate. Under the action of the connecting rod 420, the tray 200 performs a vertical reciprocating circular motion, thereby achieving the effect of shaking the blood bag.

[0030] In some embodiments, a safety protection device is also included, which is arranged on the bottom surface of the pallet 200. The safety protection device includes a pressure sensor (not shown in the figure), a controller (not shown in the figure) and a U-shaped anti-pinch strip 600. The open end of the U-shaped anti-pinch strip 600 is connected to the bottom surface of the pallet 200, and the closed end of the U-shaped anti-pinch strip 600 is aligned with the side of the pallet 200 and has a certain gap with the pallet 200. The pressure sensor is connected to the controller, and the controller is connected to the drive device 400. The pressure sensor can be arranged on the bottom surface of the tray 200 or on the U-shaped anti-clamp strip 600. The controller is arranged inside the machine body 100. A baffle or a block can be arranged on the bottom surface of the tray 200. The baffle or the block has a hole. The open end of the U-shaped anti-clamp strip 600 passes through the hole. A torsion spring is then put on. The two ends of the torsion spring are respectively connected to the U-shaped anti-clamp strip 600 and the bottom surface of the tray 200. In this way, under the action of the torsion spring, the closed end of the U-shaped anti-clamp strip 600 and the tray 200 can be moved in a normal swinging process. A certain gap is maintained in the middle, and the closed end of the U-shaped anti-pinch strip 600 is aligned with the side of the tray 200 or slightly protrudes from the side of the tray 200. When the user accidentally puts his hand into the gap between the tray 200 and the accommodating cavity 110, the closed end of the U-shaped anti-pinch strip 600 will touch the hand first when the tray 200 swings down. The hand will exert pressure on the U-shaped anti-pinch strip 600. The pressure sensor senses the pressure and generates a signal, which is transmitted to the controller. The controller stops the operation of the motor 430 to prevent the hand from being pinched.

[0031] In some embodiments, the tray 200 and the accommodating chamber 110 are both provided in two pieces. Of course, more pieces may be provided. Considering the space occupied by the whole instrument and the number of blood bags to be shaken, providing two pieces can save space and shake more blood bags.

[0032] In some embodiments, handrails 120 are provided on both sides of the top of the body 100, and universal pulleys 130 are provided at the four corners of the bottom of the body 100. The handrails 120 and the universal pulleys 130 are provided to facilitate the user to move the instrument anytime and anywhere to collect and shake the blood bag.

[0033] In some embodiments, the body 100 is provided with an inverter 700 and a mobile power supply 800, and the mobile power supply 800 is connected to the inverter 700 and the driving device 400. The inverter 700 and the mobile power supply 800 are provided, and the mobile power supply 800 is in a fully charged state. When there is a sudden power outage outside, the mobile power supply 800 can serve as a backup power supply, and the inverter 700 converts the DC power of the mobile power supply 800 into a fixed frequency and voltage or a frequency and voltage regulated AC power for normal use of the instrument.

[0034] In some embodiments, a power switch 140, a power connector 150 and a backup power plug 160 are provided on the back of the body 100. After the power connector 150 is powered by an external power source, the power switch 140 is used to control the opening and closing of the instrument, and the backup power plug 160 is used to charge the mobile power supply 800.

[0035] In some embodiments, the bottom of the side of the body 100 is provided with a heat dissipation hole 170. The heat dissipation hole 170 can be in a bar or square shape. The heat dissipation hole 170 can effectively ventilate and dissipate heat for the internal power supply of the instrument to avoid overheating.

[0036] The preferred embodiments of the present invention are specifically described above, but the invention is not limited to the embodiments. Those skilled in the art may make various equivalent modifications or substitutions without violating the spirit of the invention. These equivalent modifications or substitutions are all included in the scope defined by the claims of this application.

Claims

1. A red blood cell homogenizer, characterized in that: The invention comprises a machine body, at least one tray, a supporting assembly, a driving device and a safety protection device. At least one accommodating cavity is arranged on the top of the machine body. The tray is arranged at the top opening of the accommodating cavity through the supporting assembly. The driving device is arranged in the accommodating cavity through the supporting assembly and is drivingly connected to one end of the tray, so as to drive the tray to perform reciprocating circular arc motion. The safety protection device is arranged on the bottom surface of the tray. The safety protection device comprises a pressure sensor, a controller and a U-shaped anti-pinch strip. The open end of the U-shaped anti-pinch strip is connected to the bottom surface of the tray, the closed end of the U-shaped anti-pinch strip is aligned with the side surface of the tray and has a certain gap with the tray. The pressure sensor is connected to the controller, and the controller is connected to the driving device. Handrails are arranged on both sides of the top of the machine body, and universal pulleys are arranged at the four corners of the bottom of the machine body. 30-40 blood bags can be placed on each of the trays.

2. The red blood cell homogenizer according to claim 1, characterized in that: The supporting assembly comprises a fixing seat, the fixing seat is fixed on the bottom wall of the accommodating cavity, and the driving device is installed on the fixing seat.

3. The red blood cell homogenizer according to claim 2, characterized in that: The support assembly also includes a support shaft, which is arranged on the fixing seat and has two ends connected to the side walls of the accommodating cavity. The bottom surfaces of both sides of the tray are provided with shaft sleeves, which are sleeved on the support shaft.

4. The red blood cell homogenizer according to claim 2, characterized in that: The driving device comprises a cam, a connecting rod and a motor. The motor is arranged inside the fixing seat. The cam is connected to the output shaft of the motor. The two ends of the connecting rod are respectively connected to one end of the bottom surface of the tray and the cam.

5. The red blood cell homogenizer according to claim 1, characterized in that: The number of the tray and the number of the accommodating chambers are both two.

6. The red blood cell homogenizer according to claim 1, characterized in that: An inverter and a mobile power source are arranged inside the machine body, and the mobile power source is connected with the inverter and the driving device.

7. The red blood cell homogenizer according to claim 1, characterized in that: A power switch, a power connector and a standby power plug are arranged on the back of the machine body, and a control button is arranged on the top of the machine body, and the control button is connected with the driving device.

8. The red blood cell homogenizer according to claim 1, characterized in that: The bottom of the side of the machine body is provided with heat dissipation holes.

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