Plasmid extraction frame for biological laboratory

Abstract

The utility model relates to the technical field of biological pharmacy, in particular to a plasmid extraction frame for a biological laboratory, which comprises a first frame, a second frame, an L-shaped plate, a first tray and a second tray, the first tray is slidably connected with the first frame along the X direction, and the second tray is slidably connected with the second frame along the X direction. The first tray and the second tray can be simply and efficiently detached, then the first frame is in sliding connection with the L-shaped plate, the second frame is in sliding connection with the L-shaped plate, rotation can be avoided, and the first tray and the second tray can be simply and efficiently adjusted to the corresponding height. And the height can be adjusted efficiently.

Description

Technical Field

[0001] The utility model relates to the technical field of biopharmaceuticals, in particular to a plasmid extraction rack used in a biological laboratory. Background Art

[0002] The Chinese patent with authorization announcement number CN217351350U discloses a plasmid extraction device, which specifically discloses that the rotating connecting pieces on the first tray and the second tray are provided with internal threads adapted to the threaded connection part, and the angle adjustment and height adjustment of the first tray and the second tray can be realized by the cooperation of the threads, and the height adjustment can be realized while rotating the angle. The patent can well realize large-scale extraction and can perform height adjustment. However, in the patent, since the first tray and the second tray are connected by threads, if the tray needs to be broken or repaired and replaced with different specifications of tube holes on the tray, it is necessary to rotate the first tray, take out the tray, and adjust the height, and it is also necessary to rotate the tray. This method is not only cumbersome but also time-consuming. Therefore, there is an urgent need for a plasmid extraction rack for a biological laboratory, which can not only efficiently replace the tray but also efficiently adjust the height. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a plasmid extraction rack for a biological laboratory, which can not only efficiently replace the tray but also efficiently adjust the height.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a plasmid extraction rack for biological laboratories, comprising:

[0005] Base;

[0006] An L-shaped plate, the L-shaped plate is detachably connected to the base;

[0007] A first frame, wherein a first opening is provided on one side of the first frame, the first frame is slidably connected to the L-shaped plate, the sliding direction is a vertical direction, and a first limiting groove is provided on an inner wall of the first frame;

[0008] A first tray, the first tray is slidably connected to the first limiting groove, the sliding direction is the X direction, and the first tray is provided with a plurality of first through holes with equal intervals, and the first through holes are used to place the plasmid filter column;

[0009] A second frame, one side of which is provided with a second opening, the second frame is slidably connected to the L-shaped plate, the sliding direction is a vertical direction, the inner wall of the second frame is provided with a second limiting groove, the second frame is located below the first frame, and the structure of the second frame is the same as that of the first frame;

[0010] The second tray is slidably connected to the second limiting groove, the sliding direction is the X direction, the second tray is provided with a plurality of second through holes with equal intervals, the second through holes are located directly below the first through holes, the second through holes are coaxial with the first through holes, and the second through holes are used to place centrifuge tubes.

[0011] Furthermore, the plasmid extraction rack for biological laboratories also includes a first screw and a second screw, a first threaded hole matching the first screw is provided on the other side of the first frame, and a first threaded hole matching the second screw is provided on the other side of the second frame.

[0012] Furthermore, vertical sliding grooves are provided on both sides of the L-shaped plate in the Z direction, the first frame is slidably connected to the sliding grooves, and the second frame is slidably connected to the sliding grooves.

[0013] Furthermore, the plasmid extraction rack for biological laboratories also includes a first sealing cover and a second sealing cover, the first sealing cover matches the first opening, the second sealing cover matches the second opening, the first tray is provided with a first slot, the first sealing cover is provided with a first protrusion matching the first slot, the second tray is provided with a second slot, and the second sealing cover is provided with a second protrusion matching the second slot.

[0014] Furthermore, a detachable liquid collection box is provided on the base, and the liquid collection box is located directly below the second frame. The liquid collection box is used to collect liquid in the centrifuge tube on the second tray.

[0015] Furthermore, a groove is provided on the base, a third through hole is provided on the inner wall of the groove, the axial direction of the third through hole is in the Z direction, and a third threaded hole matching the third through hole is provided at one end of the L-shaped plate.

[0016] The beneficial effect of the utility model is that by arranging the first tray and the first frame to be slidably connected along the X direction, and the second tray and the second frame to be slidably connected along the X direction, the first tray and the second tray can be simply and efficiently removed, and then the first frame is slidably connected to the L-shaped plate, and the second frame is slidably connected to the L-shaped plate, rotation can be avoided, and the first tray and the second tray can be simply and efficiently adjusted to corresponding heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of a plasmid extraction rack for use in a biological laboratory according to a specific embodiment of the utility model;

[0018] Figure 2 It is a front view of a plasmid extraction rack for use in a biological laboratory according to a specific embodiment of the utility model;

[0019] Figure 3 for Figure 2 A-direction cross-sectional view;

[0020] Figure 4 for Figure 3 A magnified view of part A;

[0021] Figure 5 for Figure 2 B-direction cross-sectional view;

[0022] Figure 6 for Figure 5 A magnified view of part B;

[0023] Figure 7 for Figure 3 Enlarged view of part C;

[0024] Figure 8 It is the second tray structure.

[0025] Description of symbols

[0026] 1. base; 11. groove; 111. third through hole;

[0027] 2. L-shaped plate; 21. third threaded hole;

[0028] 3. first frame; 31. first opening; 32. first limiting groove; 33. first threaded hole;

[0029] 4. second frame; 41. second opening; 42. second limiting groove; 43. second threaded hole;

[0030] 5. first tray; 51. first through hole; 52. first slot;

[0031] 6. second tray; 61. second through hole; 62. second slot;

[0032] 7. First screw;

[0033] 8. Second screw;

[0034] 9. Chute;

[0035] 10. first sealing cover; 1011. first protrusion;

[0036] 101. second sealing cover;

[0037] 102. Liquid collection box. DETAILED DESCRIPTION

[0038] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0039] Please refer to Figures 1 to 8 , a plasmid extraction rack for biological laboratories, comprising:

[0040] Base 1;

[0041] An L-shaped plate 2, the L-shaped plate 2 is detachably connected to the base 1;

[0042] A first frame 3, a first opening 31 is provided on one side of the first frame 3, the first frame 3 is slidably connected to the L-shaped plate 2, the sliding direction is a vertical direction, and a first limiting groove 32 is provided on the inner wall of the first frame 3;

[0043] A first tray 5, the first tray 5 is slidably connected to the first limiting groove 32, the sliding direction is the X direction, and the first tray 5 is provided with a plurality of first through holes 51 at equal intervals, and the first through holes 51 are used to place the plasmid filter column;

[0044] A second frame 4, a second opening 41 is provided on one side of the second frame 4, the second frame 4 is slidably connected to the L-shaped plate 2, the sliding direction is a vertical direction, a second limiting groove 42 is provided on the inner wall of the second frame 4, and the second frame 4 is located below the first frame 3;

[0045] The second tray 6 is slidably connected to the second limiting groove 42, and the sliding direction is the X direction. The second tray 6 is provided with a plurality of second through holes 61 with equal intervals. The second through hole 61 is located directly below the first through hole 51, and the second through hole 61 is coaxial with the first through hole 51. The second through hole 61 is used to place the centrifuge tube.

[0046] In the above embodiment, when it is necessary to adjust the height of the second tray 6 of the first tray 5, it is only necessary to move the first frame 3 along the vertical direction to the corresponding position, and the second frame 4 along the vertical direction to the corresponding position. Compared with the prior art, it avoids adjusting the height by a complicated rotation method. When it is necessary to replace or repair or replace the tray with different specifications of pipe holes, it is only necessary to slide the first tray 5 along the first limiting groove 32 until the first tray 5 is disengaged from the first limiting groove 32, and the first tray 5 can be easily removed. Similarly, it is only necessary to slide the second tray 6 along the second limiting groove 42 until the second tray 6 is disengaged from the second limiting groove 42, and the second tray 6 can be easily removed. Compared with the prior art, it avoids removing the first tray 5 and the second tray 6 by a complicated rotation method.

[0047] As an optional embodiment, the plasmid extraction rack for a biological laboratory also includes a first screw 7 and a second screw 8, and a first threaded hole 33 matching the first screw 7 is provided on the other side of the first frame 3, and a first threaded hole 33 matching the second screw 8 is provided on the other side of the second frame 4.

[0048] In the above embodiment, the first screw 7 is threadedly connected to the first threaded hole 33, so that one end of the first screw 7 abuts against the L-shaped plate 2, thereby fixing the first frame 3 to the L-shaped plate 2, and the second screw 8 is threadedly connected to the second threaded hole 43, so that one end of the second screw 8 abuts against the L-shaped plate 2, thereby fixing the second frame 4 to the L-shaped plate 2.

[0049] As an optional implementation, vertical slide grooves 9 are provided on both sides of the L-shaped plate 2 in the Z direction, the first frame 3 is slidably connected to the slide grooves 9 , and the second frame 4 is slidably connected to the slide grooves 9 .

[0050] As an optional embodiment, the plasmid extraction rack for a biological laboratory also includes a first sealing cover 10 and a second sealing cover 101, the first sealing cover 10 matches the first opening 31, the second sealing cover matches the second opening 41, the first tray 5 is provided with a first slot 52, the first sealing cover 10 is provided with a first protrusion 1011 matching the first slot 52, the second tray 6 is provided with a second slot 62, and the second sealing cover 101 is provided with a second protrusion matching the second slot 62.

[0051] In the above embodiment, when the first tray 5 slides to the specified position along the first limiting groove 32, the first protrusion 1011 of the first sealing cover 10 cooperates with the first slot 52 to fix the first tray 5 to the first frame 3. Similarly, when the second tray 6 slides to the specified position along the second limiting groove 42, the second protrusion of the second sealing cover 101 cooperates with the second slot 62 to fix the second tray 6 to the first frame 3.

[0052] As an optional embodiment, a detachable liquid collection box 102 is provided on the base 1 . The liquid collection box 102 is located directly below the second frame 4 . The liquid collection box 102 is used to collect the liquid in the centrifuge tube on the second tray 6 .

[0053] In the above embodiments, a track is provided on the base 1 , and the bottom of the liquid collecting box 102 is slidably connected to the track, so that the liquid collecting box 102 is detachably connected to the base 1 .

[0054] As an optional embodiment, a groove 11 is provided on the base 1, a third through hole 111 is provided on the inner wall of the groove 11, the axial direction of the third through hole 111 is the Z direction, and a third threaded hole 21 matching the third through hole 111 is provided at one end of the L-shaped plate 2.

[0055] In the above embodiment, one end of the L-shaped plate 2 is inserted into the groove 11 so that the third threaded hole 21 is coaxial with the third through hole 111 , and then the bolt is passed through the third through hole and the third threaded hole 21 in sequence, thereby fixing the L-shaped plate 2 to the base 1 .

[0056] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A plasmid extraction rack for biological laboratories, characterized in that: include: Base; An L-shaped plate, the L-shaped plate is detachably connected to the base; A first frame, wherein a first opening is provided on one side of the first frame, the first frame is slidably connected to the L-shaped plate, the sliding direction is a vertical direction, and a first limiting groove is provided on an inner wall of the first frame; A first tray, the first tray is slidably connected to the first limiting groove, the sliding direction is the X direction, and the first tray is provided with a plurality of first through holes with equal intervals, and the first through holes are used to place the plasmid filter column; A second frame, one side of which is provided with a second opening, the second frame is slidably connected to the L-shaped plate, the sliding direction is a vertical direction, the inner wall of the second frame is provided with a second limiting groove, the second frame is located below the first frame, and the structure of the second frame is the same as that of the first frame; The second tray is slidably connected to the second limiting groove, the sliding direction is the X direction, the second tray is provided with a plurality of second through holes with equal intervals, the second through holes are located directly below the first through holes, the second through holes are coaxial with the first through holes, and the second through holes are used to place centrifuge tubes.

2. The plasmid extraction rack for biological laboratories according to claim 1, characterized in that: The plasmid extraction rack for biological laboratories also includes a first screw and a second screw. The other side of the first frame is provided with a first threaded hole matching the first screw, and the other side of the second frame is provided with a first threaded hole matching the second screw.

3. The plasmid extraction rack for biological laboratories according to claim 1, characterized in that: Vertical sliding grooves are provided on both sides of the L-shaped plate in the Z direction, the first frame is slidably connected to the sliding grooves, and the second frame is slidably connected to the sliding grooves.

4. The plasmid extraction rack for biological laboratories according to claim 1, characterized in that: The plasmid extraction rack for biological laboratories also includes a first sealing cover and a second sealing cover, the first sealing cover matches the first opening, the second sealing cover matches the second opening, the first tray is provided with a first slot, the first sealing cover is provided with a first protrusion matching the first slot, the second tray is provided with a second slot, and the second sealing cover is provided with a second protrusion matching the second slot.

5. The plasmid extraction rack for biological laboratories according to claim 1, characterized in that: A detachable liquid collection box is provided on the base, and the liquid collection box is located directly below the second frame. The liquid collection box is used to collect liquid in the centrifuge tube on the second tray.

6. The plasmid extraction rack for biological laboratories according to claim 1, characterized in that: A groove is provided on the base, a third through hole is provided on the inner wall of the groove, the axial direction of the third through hole is the Z direction, and a third threaded hole matching the third through hole is provided at one end of the L-shaped plate.

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