CN220345902U - Magnetic particle separating frame - Google Patents

Abstract

The utility model provides a magnetic particle separating frame, which relates to the technical field of biomedicine and comprises a separating box, wherein an installing plate is fixedly connected inside the separating box, the top of the installing plate is movably connected with a moving plate, the top of the moving plate is movably connected with a placing plate, the top of the placing plate is provided with a through hole, and the bottom of the moving plate is provided with an adjusting groove. The utility model has the advantages that: can directly draw out from the top of separator box through the draw-in groove for place the board and drive a plurality of test tubes and remove from the separator box, it is more convenient when taking out the inside of through-hole with the test tube to have not made the shelter from of separator box, and the sheet rubber can be in the through-hole bottom, makes when placing the inside of through-hole with the test tube, and the tube shaft and the sheet rubber contact of test tube, and the test tube can be slow remove in the inside of through-hole under the effect of sheet rubber, has avoided the test tube because the phenomenon of quick gliding and producing the damage because of the collision appears.

Description

Magnetic particle separating frame

Technical Field

The utility model relates to the technical field of biomedicine, in particular to a magnetic particle separation frame.

Background

The magnetic particle separating frame is a magnetic separating device commonly used in laboratories, a centrifuge tube containing magnetic particle solution is placed in a hole position of the corresponding magnetic separating frame, magnetic particles in the centrifuge tube are separated from the solution and gathered on the tube wall under the action of an external magnetic field arranged on the magnetic separating frame, and then the solution is sucked out to finish the effect of solid-liquid separation.

The magnetic particle separating frame disclosed in Chinese patent CN209613231U is designed to be integrated and can be used for carrying out magnetic separation on a plurality of samples contained in a centrifuge tube with the same specification; the centrifuge tube magnetic separation device has the advantages that the centrifuge tube magnetic separation device can be used for magnetic separation of different specifications, is small in size, light in weight, convenient to carry and simple to operate, can meet the magnetic separation requirements of scientific research and laboratory frequent change, and can realize high-efficiency and rapid magnetic particle separation, but the magnetic particle separation frame has the following defects when solving the problems:

1. after the solid-liquid separation is completed, the test tubes are required to be pulled out one by one from the inside of the through holes under the shielding of the test tube plate, so that the operation is inconvenient;

2. for the convenience is placed the inside at the through-hole with the test tube that is equipped with the solution, the through-hole can be greater than the pipe diameter of test tube and remove for frictional force between through-hole and the test tube is less, makes the test tube bump and produce the damage to the body easily when placing the test tube.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a magnetic particle separating frame, which solves the problems mentioned in the background art and overcomes the shortcomings in the prior art.

To achieve the above object, an embodiment of an aspect of the present utility model provides a magnetic particle separation rack, which includes a separation box, wherein an installation plate is fixedly connected inside the separation box, a moving plate is movably connected to the top of the installation plate, a placing plate is movably connected to the top of the moving plate, a through hole is formed in the top of the placing plate, and an adjusting groove is formed in the bottom of the moving plate.

By the above-mentioned scheme preferred, the inner wall slope of adjustment tank is provided with the sheet rubber, the width of adjustment tank is bigger than the diameter of through-hole, when placing the test tube in the inside of through-hole, the sheet rubber contacts with the test tube for the frictional force is great when the test tube slides downwards, makes the sheet rubber can play the absorbing effect.

By the preferred one side fixedly connected with limiting plate of above-mentioned arbitrary scheme, the draw-in groove has been seted up to one side of T type draw-bar, one side fixedly connected with L type handle of placing the board, one side fixedly connected with fixture block of L type handle, through the inside that the limiting plate can make the movable plate insert the separator box fast, simultaneously the fixture block of L type handle one side can block the inside of draw-in groove and accomplish the spacing to the movable plate for with test tube follow place the inside rubber sheet of adjustment tank when taking out on the board and do not cause the hindrance to working process.

By any of the above schemes, preferably, the top of the separation box is provided with a pull groove, and one side of the placing plate is positioned at the top of the pull groove, and the placing plate is conveniently lifted out from the inside of the separation box through the pull groove.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. when taking out the inside of separator box with the test tube, directly will place the board and draw out from the top of separator box through the draw-in groove for place the board and drive a plurality of test tubes and remove from the inside of separator box, not have the shelter from of separator box and make when taking out the inside of through-hole with the test tube more convenient.

2. The rubber sheet of regulating tank inner wall can be in the through-hole bottom for when placing the test tube in the inside of through-hole, the tube shaft and the rubber sheet contact of test tube, can slowly remove in the inside of through-hole under the effect of rubber sheet, have avoided the test tube because quick gliding and because the phenomenon that collides thereby produces the damage appear.

Drawings

FIG. 1 is a schematic diagram of a structure according to the present utility model;

FIG. 2 is a schematic view of a placement module according to the present utility model;

FIG. 3 is a schematic view of a mobile plate according to the present utility model;

FIG. 4 is a schematic view of a placement plate according to the present utility model;

fig. 5 is a schematic view of the structure of the separator tank according to the present utility model.

Wherein: 1. the device comprises a separation box, 2, a mounting plate, 3, a moving plate, 4, a placing plate, 5, a through hole, 6, an adjusting groove, 7, a permanent magnet, 8, a T-shaped chute, 9, a T-shaped slide bar, 10, a rubber sheet, 11, a limiting plate, 12, a clamping groove, 13, an L-shaped handle, 14, a clamping block, 15, a pulling groove, 16, a placing box, 17 and a placing frame.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings.

As shown in fig. 1-5, a magnetic particle separating rack of this embodiment includes a separating box 1, wherein the inside of the separating box 1 is fixedly connected with a mounting plate 2, the mounting plate 2 is provided with two inside the separating box 1, a permanent magnet 7 is arranged between the two mounting plates 2, the two mounting plates 2 fix and limit the permanent magnet 7, the top of the mounting plate 2 is movably connected with a moving plate 3, the two mounting plates 2 support the moving plate 3, the size of the moving plate 3 is consistent with the size of the box opening of the separating box 1, the moving plate 3 can be inserted into the separating box 1, the top of the moving plate 3 is movably connected with a placing plate 4, the top of the moving plate 3 is provided with a T-shaped slide bar 9, the T-shaped slide bar 9 is fixedly connected with the placing plate 4, the T-shaped slide bar 9 supports the moving plate 3 through the T-shaped slide bar 8, so that the moving plate 3 can move at the bottom of the placing plate 4, the top of the placing plate 4 is provided with the through hole 5, the bottom of the moving plate 3 is provided with the adjusting groove 6, the inner wall of the adjusting groove 6 is obliquely provided with the rubber sheet 10, the width of the adjusting groove 6 is larger than the diameter of the through hole 5, after the moving plate 3 is placed in the separating box 1, the test tube is inserted into the through hole 5 to pass through the through hole 5 and the adjusting groove 6, meanwhile, the test tube contacts with the rubber sheet 10 when moving downwards, the top of the separating box 1 is provided with the pull groove 15, one side of the placing plate 4 is positioned at the top of the pull groove 15, after solid-liquid separation is completed, the placing plate 4 is lifted through the pull groove 15, so that the placing plate 4 drives all the test tubes to move out from the inside of the separating box 1 together, one side of the T-shaped slide bar 9 is fixedly connected with the limiting plate 11, clamping grooves 12 are also formed in one side, in contact with the movable plate 3, of the limiting plate 11, clamping blocks 14 are formed in the corresponding positions on the movable plate 3, the limiting plate 11 limits the movable plate 3 through the clamping grooves 12 and the clamping blocks 14, the movable plate 3 cannot be randomly moved when the movable plate 3 is removed from the separating box 1 through the placing plate 4 and the movable plate 3, the clamping grooves 12 are formed in one side, in contact with the L-shaped handle 13, of the movable plate 3, clamping blocks 14 are fixedly connected to one side, in contact with the L-shaped handle 13, of the placing plate 4 after the placing plate 4 is moved out of the top of the separating box 1, the clamping grooves 12 in one side, in contact with test tubes, of the movable plate 3 are not located on the clamping blocks 14, meanwhile, the rubber sheets 10 are not in contact with test tubes, the test tubes are conveniently taken out of the inside of the through holes 5, a placing box 16 is fixedly connected to the bottom of the separating box 1, a placing box 17 is arranged in the inside of the placing box 16, a plurality of placing boxes 17 are arranged in the inside of the placing box 16, the placing box 4 and the corresponding movable plate 3 are clamped on one side, each through hole 5 and each adjusting groove 6 are large and small in size, and can be correspondingly marked on the L-shaped handle 13, and the size can be found quickly.

The working principle of the magnetic particle separating frame of the embodiment is as follows:

the required placing plate 4 is found from the inside of the placing box 16, then the placing plate 4 and the moving plate 3 are moved out of the placing frame 17 through the L-shaped handle 13, the moving plate 3 is inserted into the inside of the separating box 1, then the test tube is placed into the inside of the through hole 5, the test tube passes through the through hole 5 and the regulating groove 6, meanwhile, the test tube is contacted with the rubber sheet 10 when moving downwards, after the solution in the test tube is subjected to solid-liquid separation and the solution extraction, the placing plate 4 is lifted through the pulling groove 15, the placing plate 4 drives a plurality of test tubes to move out of the inside of the separating box 1, the rubber sheet 10 on the moving plate 3 is not contacted with the test tube, and finally the test tube is taken out from the placing plate 4.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

1. when taking out the test tube from the inside of separator box 1, directly will place board 4 and draw out from the top of separator box 1 through draw-in groove 15 for place board 4 and drive a plurality of test tubes and remove from the inside of separator box 1, do not have shelter from of separator box 1 and make when taking out the test tube from the inside of through-hole 5 comparatively convenient.

2. The rubber sheet 10 of the inner wall of the adjusting groove 6 can be positioned at the bottom of the through hole 5, so that when the test tube is placed in the through hole 5, the tube body of the test tube is contacted with the rubber sheet 10, and the test tube can slowly move in the through hole 5 under the action of the rubber sheet 10, thereby avoiding the phenomenon that the test tube is damaged because of fast sliding down and collision.

Claims (7)

1. The utility model provides a magnetic particle separation frame, its characterized in that, includes separator box (1), the inside fixedly connected with mounting panel (2) of separator box (1), the top swing joint of mounting panel (2) has movable plate (3), the top swing joint of movable plate (3) has places board (4), through-hole (5) have been seted up at the top of placing board (4), adjustment tank (6) have been seted up to the bottom of movable plate (3).

2. A magnetic particle separation rack according to claim 1, characterized in that the mounting plates (2) are provided with two inside the separation tank (1), between which two mounting plates (2) permanent magnets (7) are provided.

3. The magnetic particle separating frame according to claim 1, wherein a T-shaped chute (8) is formed at the top of the moving plate (3), a T-shaped slide bar (9) is movably connected to the inside of the T-shaped chute (8), and the T-shaped slide bar (9) is fixedly connected with the placing plate (4).

4. A magnetic particle separation rack according to claim 1, characterized in that the inner wall of the adjustment groove (6) is provided with a rubber sheet (10) in an inclined manner, the width of the adjustment groove (6) being larger than the diameter of the through hole (5).

5. A magnetic particle separating rack as claimed in claim 3, characterized in that a limit plate (11) is fixedly connected to one side of the T-shaped slide bar (9), a clamping groove (12) is formed in one side of the moving plate (3), an L-shaped handle (13) is fixedly connected to one side of the placing plate (4), and a clamping block (14) is fixedly connected to one side of the L-shaped handle (13).

6. A magnetic particle separator according to claim 1, characterized in that the top of the separator box (1) is provided with a pull groove (15), and that the side of the placement plate (4) is located at the top of the pull groove (15).

7. The magnetic particle separation rack according to claim 1, characterized in that the bottom of the separation box (1) is fixedly connected with a placement box (16), and a placement rack (17) is arranged inside the placement box (16).