Biological cell separation device convenient for taking and placing test tubes

Abstract

The biological cell separation device comprises a rotating chassis, a guide rail frame and a test tube fixing mechanism, a gear ring is arranged on the outer side of the rotating chassis, a rotating rod is connected to the circle center of the bottom side of the rotating chassis, and the rotating chassis is driven by a gear device in an engaged mode and rotates relatively. Two channels are formed in the end face of the top side of the rotating base plate, and each channel is internally provided with a buckle assembly. The guide rail frame is L-shaped and can be fixed on the end surface of the top side of the rotary chassis, the guide rail frame is vertically arranged relative to the channel, and a test tube fixing mechanism is arranged on the guide rail frame; the test tube fixing mechanism comprises a base and a fixing shell, a sliding groove is formed in the side edge of the base, and the base can be connected to the guide rail frame in a sliding mode through the sliding groove. The test tube fixing mechanism can fix test tubes in batches, is convenient and rapid, can be installed on the guide rail frame through the sliding groove and is fixed through the buckle assembly, and the whole test tube fixing mechanism is more rapid to install and detach.

Description

Technical Field

[0001] The utility model relates to the field of biological cell separation, in particular to a biological cell separation device which is convenient for taking and placing test tubes. Background Art

[0002] Biological cells are a type of cellular organisms with unlimited or immortal self-renewal capabilities. Cell separation technology is an important technology for studying biodiversity and provides an important scientific basis for biological research. When conducting cell research, a common practice is to use a centrifuge to centrifuge cell samples in order to obtain the desired cell tissue.

[0003] Currently, the most common centrifuge is a motor that drives the turntable to rotate, so that the test tubes loaded on the turntable are centrifuged, as shown in Chinese patent CN202011035005.X, a biological cell separation device with adjustable speed. Due to the large number of experimental test tubes that need to be centrifuged, the efficiency of centrifugation using this device is slow. Based on this, the utility model proposes a cell separation device that can be used for centrifugal separation of large quantities of cell test tubes. Utility Model Content

[0004] The utility model aims to provide a biological cell separation device which is convenient for taking and placing test tubes, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a biological cell separation device that is convenient for taking and placing test tubes, comprising a rotating chassis, a guide rail frame and a test tube fixing mechanism, wherein a gear ring is provided on the outer side of the rotating chassis, a rotating rod is connected to the center of the bottom side of the rotating chassis, the rotating chassis is driven by a gear device for meshing and relatively rotating, two grooves are provided on the top side end surface of the rotating chassis, and a snap assembly is installed in each groove; the guide rail frame is L-shaped and can be fixed on the top side end surface of the rotating chassis, the guide rail frame is vertically arranged relative to the groove, and a test tube fixing mechanism is provided on the guide rail frame; the test tube fixing mechanism includes a base and a fixed shell, wherein a slide groove is provided on the side of the base, and the base can be slidably connected to the guide rail frame through the slide groove.

[0006] Preferably, the fixed shell is fixedly connected to the base, and a plurality of test tube slots are arranged at intervals on the fixed shell. The test tube slots are used to fix the test tubes, and a rubber pad is arranged in each test tube slot.

[0007] Preferably, a hollow groove communicating with the bottom side of the test tube slot is provided on the rear side of the fixed shell.

[0008] Preferably, the buckle assembly includes a slide bar, a spring and a side buckle, wherein the slide bar can extend into the groove on the top side end surface of the rotating chassis and slide therewith, the bottom side of the slide bar is connected to the spring, and the end of the spring is fixed to the side wall of the groove.

[0009] Preferably, the upper end of the slide rod is connected to a side buckle, the opening size of the side buckle is consistent with the width of the side of the fixed shell, and the side buckle can clamp the side of the fixed shell when the fixed shell slides to the middle of the guide rail frame.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The test tube fixing mechanism provided in the utility model can fix test tubes in batches, which is convenient and quick. At the same time, the test tube fixing mechanism can be installed on the guide rail frame through the slide groove and fixed by the buckle assembly, so the whole installation and disassembly of the test tube fixing mechanism is faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the connection between the test tube fixing mechanism and the buckle assembly of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the test tube fixing mechanism of the utility model.

[0015] In the figure: 1. rotating chassis; 2. groove; 3. guide rail frame; 4. base; 5. fixed shell; 501. test tube slot; 502. rubber pad; 503. hollow groove; 6. slide rod; 7. spring; 8. side buckle; 9. slide groove. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in 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 in 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.

[0017] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships 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 cannot be understood as a limitation on the present invention.

[0018] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] See also Figure 1-3 The utility model provides a technical solution: a biological cell separation device that is convenient for taking and placing test tubes, comprising a rotating chassis 1, a guide frame 3 and a test tube fixing mechanism, wherein a gear ring is provided on the outer side of the rotating chassis 1, a rotating rod is connected to the center of the bottom side of the rotating chassis 1, the rotating chassis 1 is driven by a gear device for meshing and relatively rotating, two grooves 2 are provided on the top side end surface of the rotating chassis 1, and a snap assembly is installed in each groove 2; the guide frame 3 is L-shaped and can be fixed on the top side end surface of the rotating chassis 1, the guide frame 3 is vertically arranged relative to the groove 2, and a test tube fixing mechanism is provided on the guide frame 3; the test tube fixing mechanism comprises a base 4 and a fixed shell 5, wherein a slide groove 9 is provided on the side of the base 4, and the base 4 can be slidably connected to the guide frame 3 through the slide groove 9.

[0020] In this embodiment, the fixed housing 5 is fixedly connected to the base 4 . A plurality of test tube slots 501 are provided at intervals on the fixed housing 5 . The test tube slots 501 are used to fix test tubes. A rubber pad 502 is provided in each test tube slot 501 .

[0021] In this embodiment, a hollow groove 503 communicating with the bottom side of the test tube clamping slot is provided on the rear side of the fixed housing 5 .

[0022] In this embodiment, the buckle assembly includes a slide rod 6, a spring 7 and a side buckle 8, wherein the slide rod 6 can extend into the groove 2 on the top side end surface of the rotating chassis 1 and slide therewith, the bottom side of the slide rod 6 is connected to the spring 7, and the end of the spring 7 is fixed to the side wall of the groove 2.

[0023] In this embodiment, the upper end of the slide rod 6 is connected to the side buckle 8, and the opening size of the side buckle 8 is consistent with the side width of the fixed shell 5. The side buckle 8 can clamp the side of the fixed shell 5 when the fixed shell 5 slides to the middle of the guide rail frame 3.

[0024] In this embodiment, the test tube fixing mechanism can fix test tubes in batches, which is convenient and quick. At the same time, the test tube fixing mechanism can be installed on the guide rail frame 3 through the slide groove and fixed by the snap assembly, so the entire installation and disassembly of the test tube fixing mechanism is faster.

[0025] When in use, multiple test tubes are clamped in the test tube clamping slots 501 of the fixed shell 5 as needed, and then the fixed shell 5 is moved along the guide frame 3. When it moves to the middle of the guide frame 3, the side buckle 8 is pulled backward to make the slide bar 6 at the bottom of the side buckle 8 move along the groove on the rotating chassis 1 and compress the spring 7. At this time, the fixed shell 5 is moved to the front of the side buckle 8, and the side buckle 8 is released. The side buckle 8 fixes the bottom of the fixed shell 5, and then the gear device is driven. The gear device engages to drive the rotating chassis 1 and makes it rotate centrifugally.

[0026] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A biological cell separation device that is convenient for taking and placing test tubes, characterized in that: The invention comprises a rotating chassis (1), a guide rail frame (3) and a test tube fixing mechanism, wherein a gear ring is arranged on the outer side of the rotating chassis (1), a rotating rod is connected to the center of the bottom side of the rotating chassis (1), the rotating chassis (1) is meshed and driven by a gear device and relatively rotates, two grooves (2) are opened on the top side end surface of the rotating chassis (1), and a buckle assembly is installed in each groove (2); the guide rail frame (3) is L-shaped and can be fixed on the top side end surface of the rotating chassis (1), the guide rail frame (3) is vertically arranged relative to the groove (2), and a test tube fixing mechanism is arranged on the guide rail frame (3); the test tube fixing mechanism comprises a base (4) and a fixed shell (5), wherein a slide groove (9) is arranged on the side of the base (4), and the base (4) can be slidably connected to the guide rail frame (3) through the slide groove (9).

2. A biological cell separation device for conveniently taking and placing test tubes according to claim 1, characterized in that: The fixed housing (5) is fixedly connected to the base (4). A plurality of test tube slots (501) are arranged at intervals on the fixed housing (5). The test tube slots (501) are used to fix test tubes. A rubber pad (502) is arranged in each test tube slot (501).

3. A biological cell separation device for conveniently taking and placing test tubes according to claim 2, characterized in that: The rear side of the fixed housing (5) is provided with a hollow groove (503) communicating with the bottom side of the test tube clamping slot.

4. A biological cell separation device for conveniently taking and placing test tubes according to claim 1, characterized in that: The buckle assembly comprises a slide bar (6), a spring (7) and a side buckle (8), wherein the slide bar (6) can extend into the groove (2) on the top side end surface of the rotating chassis (1) and slide therewith, the bottom side of the slide bar (6) is connected to the spring (7), and the end of the spring (7) is fixed to the side wall of the groove (2).

5. A biological cell separation device for conveniently taking and placing test tubes according to claim 4, characterized in that: The upper end of the slide bar (6) is connected to a side buckle (8), the opening size of the side buckle (8) is consistent with the side width of the fixed shell (5), and the side buckle (8) can clamp the side of the fixed shell (5) when the fixed shell (5) slides to the middle of the guide rail frame (3).

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