Stem cell collection and extraction equipment

Abstract

The utility model discloses stem cell collection and extraction equipment, and relates to the technical field of stem cell collection, and the stem cell collection and extraction equipment comprises a centrifugal machine, the centrifugal machine comprises a machine box, a working chamber is arranged in the middle of the top surface of the machine box, and a rotating seat is rotatably arranged in the bottom surface of the working chamber; a driving shaft is fixedly installed in the middle of the bottom face of the rotating seat, an extracting assembly is fixedly installed on the top face of the rotating seat, under the cooperation of the positioning assembly and the positioning piece, storage barrels for storing reagent tubes can be conveniently disassembled and cleaned, and the storage barrels with different inner tube diameters are installed through the positioning piece, so that the efficiency is improved. The preparation work of storing cell extracting solutions in reagent tubes with different tube diameters is completed, four supporting tables are installed and fixed through positioning sleeves, positioning of the bottom faces of the corresponding storage barrels is completed through limiting grooves formed in one sides of the top faces of the supporting tables, and the stability of the storage barrels during operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stem cell collection, in particular to a stem cell collection and extraction device. Background Art

[0002] Stem cells are a type of multipotent cell with the ability to self-renew and self-replicate. They are the original cells that form the various tissues and organs of mammals. After the stem cells are collected, they need to be extracted and prepared using a dedicated centrifuge. The stem cell centrifuge is an emerging centrifuge in recent years. It is a special centrifuge developed for stem cell separation, purification and transplantation. It is mainly used in clinical treatment, beauty and other fields. It is a special equipment that integrates multiple functions.

[0003] However, the extraction assembly structure in the existing centrifuge for stem cell extraction is relatively simple. The storage cylinder used to store the cell extract reagent tubes is mostly integrated with the mounting frame, which makes it inconvenient to disassemble and clean the storage cylinder. In addition, since the storage cylinder used to store the reagent tubes in the extraction assembly is integrated with the mounting frame, the cell extract can only be prepared for reagent tubes of a certain diameter, which is less practical. Secondly, the storage cylinder for storing the reagent tubes is mostly fixed by a single mounting frame, resulting in poor stability of the storage cylinder during operation. Utility Model Content

[0004] In order to solve the problems that the extraction component structure in the working room of the existing cell extraction centrifuge is relatively simple, the storage cylinder is inconvenient to disassemble and clean, and the practicality is poor; the purpose of the utility model is to provide a stem cell collection and extraction device.

[0005] To solve the above technical problems, the present invention adopts the following technical solution: a stem cell collection and extraction device, comprising a centrifuge, the centrifuge comprising a chassis, a working chamber defined in the middle of the top surface of the chassis, a rotating seat rotatably mounted in the bottom surface of the working chamber, a drive shaft fixedly mounted in the middle of the bottom surface of the rotating seat, an extraction assembly fixedly mounted on the top surface of the rotating seat, the extraction assembly comprising a fixed seat, a rotating shaft fixedly mounted in the middle of the top surface of the fixed seat, and a mounting bracket fixedly mounted on the top end of the rotating shaft;

[0006] The four sides of the mounting bracket are provided with positioning grooves, and the number of the positioning grooves is four. Storage tubes are detachably installed in the four positioning grooves. A positioning piece is fixedly sleeved on one end of the surface of the storage tube, and the positioning piece is slidably clamped in the positioning groove. A positioning assembly is installed on one side of the mounting bracket located in the four positioning grooves, and a guide piece is provided on the surface of the positioning assembly. A positioning pin is fixedly installed on one side of the guide piece, and a return spring is fixedly installed on the side of the guide piece away from the positioning pin. The positioning pin is slidably inserted into one side of the positioning piece through the guide piece and the return spring, and the positioning assembly and the positioning piece cooperate with each other.

[0007] Preferably, the surface fixing sleeve of the rotating shaft is provided with a positioning sleeve, and the surface of the positioning sleeve is fixedly installed with evenly distributed support platforms, the number of which is four, and a limiting groove is provided at one end of the top surface of the four support platforms, and the storage tube is slidably clamped in the limiting groove.

[0008] Preferably, positioning buckles are symmetrically installed on both sides of the positioning member, damping grooves are symmetrically opened on both sides of the positioning groove, and the positioning buckles are damped and inserted in the damping grooves.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] 1. In the present invention, with the cooperation of the positioning assembly and the positioning member, the storage cylinder for storing the reagent tubes can be easily disassembled and assembled, and the storage cylinder can be easily cleaned. In addition, the positioning member can be used to install storage cylinders with different inner diameters, thereby completing the preparation of cell extracts stored in reagent tubes with different diameters, thereby improving the practicality of the device.

[0011] 2. In the present invention, the four support platforms are installed and fixed by positioning sleeves, and the positioning of the bottom surface of the corresponding storage cylinder is completed by the limiting groove opened on one side of the top surface of the support platform, thereby increasing the stability of the storage cylinder during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0013] Figure 1 This is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 This is a cross-sectional view of the internal structure of the chassis of this utility model.

[0015] Figure 3 This is a schematic diagram of the structure of the rotating seat and the extraction component of the utility model.

[0016] Figure 4 For this utility model Figure 3 A magnified view of the structure in the middle.

[0017] In the figure: 1. Centrifuge; 11. Chassis; 12. Workroom; 13. Machine cover; 14. Handle slot; 2. Rotating seat; 21. Drive shaft; 3. Extraction assembly; 31. Fixed seat; 32. Rotating shaft; 33. Mounting frame; 34. Positioning slot; 341. Damping slot; 35. Positioning assembly; 351. Guide member; 352. Positioning pin; 353. Return spring; 354. Push-pull buckle; 4. Storage cylinder; 41. Positioning member; 42. Positioning buckle; 43. Sealing cover; 5. Positioning sleeve; 51. Support platform; 52. Limiting slot; 6. Support seat. DETAILED DESCRIPTION

[0018] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0019] Example: Figure 1-4 As shown, the utility model provides a stem cell collection and extraction device, including a centrifuge 1, which includes a chassis 11, a studio 12 is provided in the middle of the top surface of the chassis 11, a rotating seat 2 is rotatably installed in the bottom surface of the studio 12, a driving shaft 21 is fixedly installed in the middle of the bottom surface of the rotating seat 2, an extraction component 3 is fixedly installed on the top surface of the rotating seat 2, the extraction component 3 includes a fixed seat 31, a rotating shaft 32 is fixedly installed in the middle of the top surface of the fixed seat 31, a mounting frame 33 is fixedly installed on the top of the rotating shaft 32, and a positioning groove 34 is provided on each of the four sides of the mounting frame 33, and the number of the positioning grooves 34 is four, and the four positioning grooves 34 are four. 4 are respectively detachably mounted with storage cylinders 4, one end of the surface of the storage cylinder 4 is fixedly sleeved with a positioning piece 41, the positioning piece 41 is slidably locked in the positioning groove 34, and a positioning assembly 35 is installed on one side of the mounting frame 33 located in the four positioning grooves 34. A guide piece 351 is fixedly mounted on the surface of the positioning assembly 35, one side of the guide piece 351 is fixedly mounted with a positioning pin 352, and a return spring 353 is fixedly mounted on the side of the guide piece 351 away from the positioning pin 352. The positioning pin 352 is slidably inserted into one side of the positioning piece 41 through the guide piece 351 and the return spring 353, and the positioning assembly 35 and the positioning piece 41 cooperate with each other;

[0020] The extraction assembly 3 is installed and fixed by the rotating seat 2 installed in the bottom surface of the studio 12. The rotating seat 2 is controlled to operate by the driving device through the driving shaft 21, thereby completing the operation of the extraction assembly 3. The installation and fixation of the mounting frame 33 is completed by the fixing seat 31 and the rotating shaft 32. The installation and fixation of the reagent tube storage cylinder 4 is completed by the positioning grooves 34 respectively opened on the four sides of the mounting frame 33. The storage cylinder 4 is installed in the corresponding positioning groove 34 through the positioning member 41. After the installation is completed, the positioning latch 3 is controlled under the cooperation of the guide member 351 and the return spring 353 in the positioning assembly 35. 52 completes the limiting fixation of the corresponding positioning member 41 in the positioning groove 34, thereby completing the installation and fixation of the storage tube 4 in the corresponding positioning groove 34, placing the reagent tube containing the cell extract in the storage tube 4, and driving the extraction component 3 to operate through the rotating seat 2 to complete the preparation of the cell extract. With the cooperation of the positioning component 35 and the positioning member 41, it is convenient to disassemble and assemble the storage tube 4 for storing the reagent tube, and it is convenient to clean the storage tube 4. In addition, the storage tubes 4 with different inner tube diameters are installed through the positioning member 41 to complete the preparation of the cell extract stored in the reagent tubes with different tube diameters.

[0021] The surface of the rotating shaft 32 is fixed with a positioning sleeve 5, and the surface of the positioning sleeve 5 is fixedly installed with evenly distributed support platforms 51. There are four support platforms 51, and one end of the top surface of the four support platforms 51 is provided with a limiting groove 52. The storage cylinder 4 is slidably clamped in the limiting groove 52. The installation and fixation of the four support platforms 51 are completed by the positioning sleeve 5, and the positioning of the bottom surface of the corresponding storage cylinder 4 is completed by the limiting groove 52 opened on one side of the top surface of the support platform 51, thereby increasing the stability of the storage cylinder 4 during operation.

[0022] Positioning buckles 42 are symmetrically installed on both sides of the positioning member 41, and damping grooves 341 are symmetrically opened on both sides of the positioning groove 34. The positioning buckles 42 are damped and inserted in the damping grooves 341. With the cooperation of the positioning buckles 42 installed on both sides of the positioning member 41 and the damping grooves 341 opened on both sides of the positioning groove 34, the positioning member 41 is installed and positioned in the corresponding positioning groove 34, thereby increasing the firmness and stability of the storage tube 4 after installation.

[0023] The top threaded sleeve of the storage tube 4 is provided with a sealing cover 43, and the storage tube 4 and the sealing cover 43 cooperate with each other. The sealing protection work of the reagent tube stored in the storage tube 4 is completed by the sealing cover 43. The surface of the guide part 351 is fixedly installed with a push-pull buckle 354, and the push-pull buckle 354 is slidably installed on the upper surface of the mounting frame 33. The push-pull buckle 354 cooperates with the guide part 351, and the guide part 351 is controlled by the push-pull buckle 354 to drive the positioning pin 352 to be inserted and removed on the corresponding side of the positioning part 41.

[0024] The top surface of the chassis 11 is provided with a cover 13 which is rotated by hinges. Handle grooves 14 are provided on both sides of the chassis 11. The cover 13 is installed and positioned on the chassis 11 by the hinges, and the chassis 11 is cooperated with to work. The handle grooves 14 provided on both sides of the chassis 11 facilitate the transportation of the centrifuge 1. Support bases 6 are fixedly installed at the four corners of the bottom surface of the chassis 11. There are four support bases 6. The centrifuge 1 is supported by the four support bases 6, and the centrifuge 1 is placed in a designated area for operation.

[0025] Working principle: The extraction component 3 is installed and fixed by the rotating seat 2 installed in the bottom surface of the studio 12. The rotating seat 2 is controlled to operate by the driving device through the driving shaft 21, thereby completing the operation of the extraction component 3. The installation and fixation of the mounting frame 33 is completed by the fixing seat 31 and the rotating shaft 32. The installation and fixation of the storage cylinder 4 for the reagent tube is completed by the positioning grooves 34 respectively opened on the four sides of the mounting frame 33. The storage cylinder 4 is installed in the corresponding positioning groove 34 through the positioning member 41. After the installation is completed, the positioning is controlled by the cooperation of the guide member 351 and the return spring 353 in the positioning assembly 35. The latch 352 completes the limiting fixation of the corresponding positioning member 41 in the positioning groove 34, thereby completing the installation and fixation of the storage tube 4 in the corresponding positioning groove 34, placing the reagent tube containing the cell extract in the storage tube 4, and driving the extraction component 3 to operate through the rotating seat 2 to complete the preparation of the cell extract. With the cooperation of the positioning component 35 and the positioning member 41, it is convenient to disassemble and assemble the storage tube 4 for storing the reagent tube, and it is convenient to clean the storage tube 4. In addition, the storage tubes 4 with different inner tube diameters are installed through the positioning member 41 to complete the preparation of the cell extract in the reagent tubes with different tube diameters.

[0026] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A stem cell collection and extraction device, comprising a centrifuge (1), characterized in that: The centrifuge (1) comprises a chassis (11), a working chamber (12) is provided in the middle of the top surface of the chassis (11), a rotating seat (2) is rotatably mounted in the bottom surface of the working chamber (12), a driving shaft (21) is fixedly mounted in the middle of the bottom surface of the rotating seat (2), an extraction assembly (3) is fixedly mounted on the top surface of the rotating seat (2), the extraction assembly (3) comprises a fixed seat (31), a rotating shaft (32) is fixedly mounted in the middle of the top surface of the fixed seat (31), and a mounting bracket (33) is fixedly mounted on the top end of the rotating shaft (32); The four sides of the mounting frame (33) are provided with positioning grooves (34), and the number of the positioning grooves (34) is four. A storage cylinder (4) is detachably installed in each of the four positioning grooves (34). A positioning piece (41) is fixedly sleeved on one end of the surface of the storage cylinder (4). The positioning piece (41) is slidably locked in the positioning groove (34). A positioning assembly (35) is installed on one side of the four positioning grooves (34) of the mounting frame (33). A guide piece (351) is provided on the surface of the positioning assembly (35). A positioning pin (352) is fixedly installed on one side of the guide piece (351). A return spring (353) is fixedly installed on the side of the guide piece (351) away from the positioning pin (352). The positioning pin (352) is slidably inserted into one side of the positioning piece (41) through the guide piece (351) and the return spring (353). The positioning assembly (35) and the positioning piece (41) cooperate with each other.

2. The stem cell collection and extraction device according to claim 1, wherein: The surface of the rotating shaft (32) is fixedly sleeved with a positioning sleeve (5), and the surface of the positioning sleeve (5) is fixedly mounted with evenly distributed support platforms (51), and the number of the support platforms (51) is four, and one end of the top surface of each of the four support platforms (51) is provided with a limiting groove (52), and the storage cylinder (4) is slidably clamped in the limiting groove (52).

3. The stem cell collection and extraction device according to claim 1, wherein: Positioning buckles (42) are symmetrically installed on both sides of the positioning member (41), damping grooves (341) are symmetrically opened on both sides of the positioning groove (34), and the positioning buckles (42) are damped and inserted in the damping grooves (341).

4. The stem cell collection and extraction device according to claim 1, wherein: The top thread sleeve of the storage cylinder (4) is provided with a sealing cover (43), and the storage cylinder (4) and the sealing cover (43) cooperate with each other.

5. The stem cell collection and extraction device according to claim 1, wherein: A push-pull buckle (354) is fixedly mounted on the surface of the guide member (351), and the push-pull buckle (354) is slidably mounted on the upper surface of the mounting frame (33), and the push-pull buckle (354) and the guide member (351) cooperate with each other.

6. The stem cell collection and extraction device according to claim 1, wherein: A cover (13) is rotatably mounted on the top surface of the chassis (11) via a hinge, and handle grooves (14) are provided on both sides of the chassis (11).

7. The stem cell collection and extraction device according to claim 1, wherein: Support bases (6) are fixedly mounted at the four corners of the bottom surface of the chassis (11), and the number of the support bases (6) is four.

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