Placenta tissue stem cell filtering device

Abstract

The utility model relates to the technical field of placenta tissue stem cell filtering, and provides a placenta tissue stem cell filtering device which comprises a shell and an inner layer plate, the inner layer plate is fixed in the shell, an input assembly is arranged at the top of the shell, a filtering assembly is arranged on the inner layer plate, and a flushing and shunting assembly is arranged at the bottom of the inner layer plate and in the shell. The top groove is formed in the surface of the inner layer plate, a first lead screw is installed in the top groove and driven by a motor to rotate, a transverse frame is slidably connected into the top groove, and the transverse frame is connected with the first lead screw in a threaded fit mode. By means of the technical scheme, the problems that in the related technology, the filtering effect of the device on placenta stem cells is poor, connective tissue with high viscosity is mixed in placenta tissue fluid, the placenta tissue fluid is prone to being attached to the filtering net, the filtering net is blocked, the filtering speed and the filtering effect are affected, and cleaning is inconvenient are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of placental tissue stem cell filtration, and specifically relates to a placental tissue stem cell filtration device. Background Art

[0002] Placental stem cells are stem cells obtained from placental tissue. Stem cells are a type of multipotent cells with the ability to self-replicate. Under certain conditions, they can differentiate into multiple functional cells. According to the developmental stage of stem cells, they are divided into embryonic stem cells and adult stem cells. Stem cells are not fully differentiated and immature cells that have the function of regenerating various tissues, organs and the human body. They are called "universal cells" in the medical field. At present, filtering methods are often used to remove excess tissues and obtain pure stem cells.

[0003] The existing patent with publication number CN209033869U discloses a filtering device for obtaining placental tissue stem cells, including a filter cover, a hanging groove, an invisible handle, a handle and an observation glass, the bottom end of the filter cover is inlaid with a sealing ring, and a filter is arranged below the filter cover, the hanging groove is fixed to the top edge of the filter, the invisible handle is inlaid on the top front of the filter, and a cell collection cylinder is arranged below the filter, the outer wall of the cell collection cylinder is fixed with a protective pad, and the bottom end of the cell collection cylinder is installed with an anti-slip pad, the handle is inlaid on the right end of the cell collection cylinder, the observation glass is fixed to the inner side of the filter cover, and the outer ring of the observation glass is provided with air holes. The filtering device for obtaining placental tissue stem cells has a filter cover and a filter that can be completely sealed, and the filter cover can be covered when other filtering devices are operated at the same time to avoid contamination risks.

[0004] Placental stem cells can be filtered by the above device, but the filtering effect of the above device on placental stem cells is poor. Since the placental tissue fluid is mixed with connective tissue with high viscosity, it is easy to adhere to the filter net and cause clogging of the filter net, affecting the filtration speed and filtration effect, and is inconvenient to clean.

[0005] Therefore, improvements are made to address the above problems. Utility Model Content

[0006] The utility model provides a placental tissue stem cell filtering device, which solves the problem that the device in the related art has a poor filtering effect on placental stem cells. Since the placental tissue fluid is mixed with connective tissue with high viscosity, it is easy to adhere to the filter net and cause clogging of the filter net, affecting the filtering speed and filtering effect, and is inconvenient to clean.

[0007] The technical solution of the utility model is as follows:

[0008] An outer shell and an inner plate, wherein the inner plate is fixed inside the outer shell;

[0009] An input component, wherein the input component is arranged on the top of the housing;

[0010] A filter assembly, wherein the filter assembly is arranged on the inner plate;

[0011] A flushing and diverting assembly, wherein the flushing and diverting assembly is arranged at the bottom of the inner plate and inside the outer shell;

[0012] The filter assembly includes a top groove, which is opened on the surface of the inner plate. A first screw is installed in the top groove, and the first screw is driven to rotate by a motor. A cross frame is slidably connected in the top groove, and the cross frame is connected to the first screw through threaded cooperation.

[0013] As a further technical solution, the bottom of the horizontal frame is rotatably connected to a plurality of scraper rods through a pin shaft, a rectangular opening is opened on the surface of the inner plate, a filter plate is rotatably connected in the rectangular opening, a drive motor is installed in the inner plate, and the output end of the drive motor is connected to the filter plate.

[0014] As a further technical solution, the flushing diversion assembly includes a bottom groove, which is opened on the bottom surface of the inner layer plate. A second screw is installed in the bottom groove, and the second screw is driven to rotate by a motor. A transverse pipe is slidably connected in the bottom groove, and the transverse pipe is connected to the second screw by threaded fitting.

[0015] As a further technical solution, a circular hole is opened on the outer surface of the shell, a connecting pipe is connected to the outside of the transverse pipe, the connecting pipe is movably mounted in the circular hole, a number of flushing nozzles are installed on the surface of the transverse pipe, and a pair of partitions are arranged in the shell.

[0016] As a further technical solution, a diverter plate is rotatably connected between the partitions, a second motor is installed on the outer surface of the shell, the output end of the second motor is connected to the diverter plate, a pair of side openings are opened on the outer surface of the shell, and bottom plates are provided on both side surfaces of the inner surface of the shell.

[0017] As a further technical solution, the bottom plate is located at the lower end of the side opening, and a drainage cover and a collection cover are respectively provided on the outer surface of the shell, and a discharge pipe is connected to the bottom of the collection cover.

[0018] As a further technical solution, the injection assembly includes an injection pipe, which is installed at the top of the shell. The lower end of the injection pipe is connected to a dispersion cover, and a plurality of dispersion pipes are arranged at the bottom of the dispersion cover.

[0019] As a further technical solution, the scraper rod can be rotated 90° through a pin connection, and the connection between the scraper rod and the cross frame is driven to rotate by a torsion spring.

[0020] The working principle and beneficial effects of the utility model are:

[0021] 1. The utility model is provided with a filter assembly. Through the interaction of the first screw, the cross frame, the scraper rod, the filter plate and the drive motor, the stem cells in the filter plate can be repeatedly pushed by the repeatedly moving scraper rod, so that the stem cells can be kept in a flowing state to accelerate the filtering efficiency. The scraper rod can be moved to one side to retract, and the filter plate can be flipped 180° for easy flushing and cleaning.

[0022] 2. The utility model is provided with a flushing and diverting assembly. Through the interaction of the second screw, the transverse pipe, the connecting pipe, the flushing nozzle, the diverter plate, the drainage cover and the collecting cover, the filter plate can be repeatedly flushed through the transverse pipe with the flushing nozzle. The flushed water can be concentrated to one side through the diverter plate and discharged. After the diverter plate is rotated and tilted to the other side, the filtered stem cells can be discharged, which has good use effect and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is the axonometric drawing of the utility model;

[0026] Figure 3 This is an axonometric sectional view of the utility model;

[0027] Figure 4 This is an axonometric cross-sectional view from another viewing angle of the present invention;

[0028] Figure 5 This is a cross-sectional view of the utility model;

[0029] Figure 6 For the utility model Figure 3 A partial enlarged view of part A;

[0030] Figure 7 For the utility model Figure 4 A partial enlarged view of part B;

[0031] In the figure: 1. outer shell; 2. inner plate; 3. filter assembly; 3-1. top groove; 3-2. first screw; 3-3. cross frame; 3-4. scraper rod; 3-5. rectangular opening; 3-6. filter plate; 3-7. drive motor; 4. flushing and diversion assembly; 4-1. bottom groove; 4-2. second screw; 4-3. transverse pipe; 4-4. circular hole; 4-5. connecting pipe; 4-6. flushing nozzle; 4-7. partition; 4-8. diversion plate; 4-9. second motor; 4-10. side opening; 4-11. bottom plate; 4-12. drainage hood; 4-13. collection hood; 4-14. discharge pipe; 5. injection assembly; 5-1. injection pipe; 5-2. dispersion hood; 5-3. dispersion pipe. DETAILED DESCRIPTION

[0032] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] like Figure 1 to Figure 7 As shown, this embodiment provides a placental tissue stem cell filtration device, comprising

[0034] An outer shell 1 and an inner plate 2, wherein the inner plate 2 is fixed inside the outer shell 1;

[0035] An input component 5 is arranged on the top of the housing 1;

[0036] A filter assembly 3, the filter assembly 3 is arranged on the inner plate 2;

[0037] A flushing and diverting assembly 4, which is arranged at the bottom of the inner plate 2 and inside the outer shell 1;

[0038] The filter assembly 3 includes a top groove 3-1, which is opened on the surface of the inner plate 2. A first screw 3-2 is installed in the top groove 3-1, and the first screw 3-2 is driven to rotate by a motor. A cross frame 3-3 is slidably connected in the top groove 3-1, and the cross frame 3-3 is connected to the first screw 3-2 by threaded cooperation. A plurality of scraper rods 3-4 are rotatably connected to the bottom of the cross frame 3-3 through a pin shaft. A rectangular opening 3-5 is opened on the surface of the inner plate 2, and a filter plate 3-6 is rotatably connected in the rectangular opening 3-5. A drive motor 3-7 is installed in the inner plate 2, and the output end of the drive motor 3-7 is connected to the filter plate 3-6.

[0039] In this embodiment, in order to achieve the effect of rapid filtration of stem cells, a filtering component 3 is designed, a rectangular opening 3-5 is opened on the surface of the inner plate 2, a filter plate 3-6 is rotatably connected inside and a driving motor 3-7 is installed, the driving motor 3-7 can drive the filter plate 3-6 to flip, a top groove 3-1 is opened on the surface of the inner plate 2, a first lead screw 3-2 driven to rotate by a motor is arranged in the top groove 3-1, a cross frame 3-3 is slidably connected in the top groove 3-1, the cross frame 3-3 is connected to the first lead screw 3-2 by threaded cooperation, the cross frame 3-3 can be driven to move by the first lead screw 3-2, a plurality of scraping rods 3-4 are rotatably connected to the bottom of the cross frame 3-3, the cross frame 3-3 can repeatedly push the stem cells through the scraping rods 3-4 when moving, so as to speed up the filtration efficiency, and the filter plate 3-6 is flipped over after completion for easy cleaning.

[0040] Furthermore, the flushing and diversion assembly 4 includes a bottom groove 4-1, which is opened on the bottom surface of the inner plate 2, and a second screw 4-2 is installed in the bottom groove 4-1. The second screw 4-2 is driven to rotate by a motor, and a transverse pipe 4-3 is slidably connected in the bottom groove 4-1. The transverse pipe 4-3 and the second screw 4-2 are connected by threaded fittings. A circular hole 4-4 is opened on the outer surface of the shell 1, and a connecting pipe 4-5 is connected to the outside of the transverse pipe 4-3. The connecting pipe 4-5 is movably sleeved in the circular hole 4-4, and a plurality of connecting pipes are installed on the surface of the transverse pipe 4-3. A flushing nozzle 4-6, a pair of partitions 4-7 are arranged in the outer shell 1, a diverter plate 4-8 is rotatably connected between the partitions 4-7, a second motor 4-9 is installed on the outer surface of the outer shell 1, and the output end of the second motor 4-9 is connected to the diverter plate 4-8, a pair of side openings 4-10 are opened on the outer surface of the outer shell 1, bottom plates 4-11 are arranged on both side surfaces of the inner shell 1, and the bottom plate 4-11 is located at the lower end of the side opening 4-10, a drainage cover 4-12 and a collection cover 4-13 are respectively arranged on the outer surface of the outer shell 1, and a discharge pipe 4-14 is connected to the bottom of the collection cover 4-13.

[0041] In this embodiment, in order to achieve the effect that the filter plate 3-6 can be rinsed after filtering, a flushing separation component is designed. A bottom groove 4-1 is provided at the bottom of the inner plate 2, and a second lead screw 4-2 driven by a motor is installed inside. A transverse pipe 4-3 is slidably connected in the bottom groove 4-1. The transverse pipe 4-3 is connected to the second lead screw 4-2 by threaded cooperation. The transverse pipe 4-3 can be driven to move by the rotation of the second lead screw 4-2. A plurality of flushing nozzles 4-6 are provided on the top of the transverse pipe 4-3. A circular hole 4-4 is provided on the outer surface of the shell 1. One end of the transverse pipe 4-3 is connected to a connecting pipe 4-5 and is movably mounted in the circular hole 4-4. It can move in the circular hole 4-4 to cooperate with the position change of the transverse pipe 4-3. During the movement, the flushing nozzle 4-6 can For flushing of the filter plate 3-6, two partitions 4-7 are arranged in the outer shell 1, a diverter plate 4-8 is rotatably connected between the partitions 4-7, and a second motor 4-9 is installed. The second motor 4-9 can drive the diverter plate 4-8 to rotate, and side ports 4-10 are opened on both sides of the outer shell 1 and a bottom plate 4-11 is installed on the inner side. The bottom plate 4-11 is located at the lower end of the side port 4-10. The diverter plate 4-8 can be placed on the bottom plate 4-11 when rotating, and a drainage cover 4-12 and a collection cover 4-13 are respectively arranged on both sides outside the outer shell 1. When the diverter plate 4-8 is tilted to different directions, the filtered dry cells and flushing water can be discharged respectively, and the filtered dry cells can be concentrated in the collection cover 4-13. A discharge pipe 4-14 is connected to the bottom to discharge the filtered dry cells in a concentrated manner.

[0042] Furthermore, the injection assembly 5 includes an injection pipe 5-1, which is installed at the top of the shell 1. The lower end of the injection pipe 5-1 is connected to a dispersion cover 5-2, and a plurality of dispersion pipes 5-3 are arranged at the bottom of the dispersion cover 5-2.

[0043] In this embodiment, in order to achieve uniform dispersion of stem cells on the filter plates 3-6 when they are injected, an injection component 5 is designed. An injection pipe 5-1 is arranged on the top of the outer shell 1, and a dispersion cover 5-2 is connected to the lower end. A plurality of dispersion pipes 5-3 are arranged at the bottom of the dispersion cover 5-2, which can disperse the injected stem cells onto the filter plates 3-6.

[0044] Furthermore, the scraper rod 3-4 can be rotated 90 degrees through the pin connection, and the connection between the scraper rod 3-4 and the cross frame 3-3 is driven to rotate by a torsion spring.

[0045] In this embodiment, through a rotation angle of 90°, when the cross frame 3-3 moves to the inner plate 2, the scraper rod 3-4 can be attached to the surface of the inner plate 2 after rotating 90°, avoiding the position of the filter plate 3-6, and will not affect the flipping of the filter plate 3-6.

[0046] When filtering is needed, the stem cells are poured into the input pipe 5-1, enter the dispersion cover 5-2, and then dispersed and flow to the filter plate 3-6 through the dispersion pipe 5-3, and then the first screw 3-2 is started to drive the cross frame 3-3 to move left and right repeatedly in the top groove 3-1. During the process, the scraper rod 3-4 repeatedly pushes the stem cells to accelerate the filtration effect. The filtered stem cells fall on the inclined diverter plate 4-8, flow to the collection cover 4-13 through the inclined angle, and then are discharged from the discharge pipe 4-14. After the filtration is completed, the cross frame 3-3 moves to the surface of the inner plate 2, and then the drive motor 3-7 is started to control the filter plate 3-6 to flip 180°, and the second motor 4-9 is started to drive the diverter plate 4-8 to rotate to the other side, and the second screw 4-2 is started to drive the horizontal pipe 4-3 to move. At the same time, the connection pipe 4-5 is connected to the water supply equipment, and the filter plate 3-6 is flushed through the flushing nozzle 4-6. The flushing water falls on the diverter plate 4-8 and flows to the discharge pipe 4-14 in a concentrated manner before being discharged outward.

[0047] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A placental tissue stem cell filtration device, characterized in that: include An outer shell (1) and an inner plate (2), wherein the inner plate (2) is fixed inside the outer shell (1); An input component (5), wherein the input component (5) is arranged on the top of the housing (1); A filter assembly (3), wherein the filter assembly (3) is arranged on the inner plate (2); A flushing and diverting assembly (4), wherein the flushing and diverting assembly (4) is arranged at the bottom of the inner plate (2) and inside the outer shell (1); The filter assembly (3) comprises a top groove (3-1), the top groove (3-1) is opened on the surface of the inner plate (2), a first screw (3-2) is installed in the top groove (3-1), the first screw (3-2) is driven to rotate by a motor, a cross frame (3-3) is slidably connected in the top groove (3-1), and the cross frame (3-3) is connected to the first screw (3-2) by threaded matching.

2. A placental tissue stem cell filtration device according to claim 1, characterized in that: The bottom of the cross frame (3-3) is rotatably connected to a plurality of scraper rods (3-4) via a pin shaft, a rectangular opening (3-5) is provided on the surface of the inner plate (2), a filter plate (3-6) is rotatably connected in the rectangular opening (3-5), a drive motor (3-7) is installed in the inner plate (2), and an output end of the drive motor (3-7) is connected to the filter plate (3-6).

3. A placental tissue stem cell filtration device according to claim 1, characterized in that: The flushing and diversion assembly (4) comprises a bottom groove (4-1), the bottom groove (4-1) is arranged on the bottom surface of the inner plate (2), a second screw (4-2) is installed in the bottom groove (4-1), the second screw (4-2) is driven to rotate by a motor, a transverse pipe (4-3) is slidably connected in the bottom groove (4-1), and the transverse pipe (4-3) and the second screw (4-2) are connected by threaded fitting.

4. A placental tissue stem cell filtration device according to claim 3, characterized in that: A circular hole (4-4) is provided on the outer surface of the shell (1); a connecting pipe (4-5) is externally connected to the transverse pipe (4-3); the connecting pipe (4-5) is movably mounted in the circular hole (4-4); a plurality of flushing nozzles (4-6) are installed on the surface of the transverse pipe (4-3); and a pair of partitions (4-7) are arranged in the shell (1).

5. A placental tissue stem cell filtration device according to claim 4, characterized in that: A flow divider (4-8) is rotatably connected between the partitions (4-7); a second motor (4-9) is mounted on the outer surface of the housing (1); an output end of the second motor (4-9) is connected to the flow divider (4-8); a pair of side openings (4-10) are provided on the outer surface of the housing (1); and bottom plates (4-11) are provided on both side surfaces of the inner surface of the housing (1).

6. A placental tissue stem cell filtration device according to claim 5, characterized in that: The bottom plate (4-11) is located at the lower end of the side opening (4-10), and a drainage cover (4-12) and a collection cover (4-13) are respectively provided on the outer surface of the shell (1), and the bottom of the collection cover (4-13) is connected to a discharge pipe (4-14).

7. A placental tissue stem cell filtration device according to claim 1, characterized in that: The injection assembly (5) comprises an injection pipe (5-1), the injection pipe (5-1) is installed at the top of the housing (1), the lower end of the injection pipe (5-1) is connected to a dispersion cover (5-2), and the bottom of the dispersion cover (5-2) is provided with a plurality of dispersion pipes (5-3).

8. A placental tissue stem cell filtration device according to claim 2, characterized in that: The scraper rod (3-4) can be rotated 90 degrees through a pin connection, and the connection between the scraper rod (3-4) and the cross frame (3-3) is driven to rotate by a torsion spring.

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