CN215856149U - Magnetic frame with adjustable aperture and height - Google Patents
Magnetic frame with adjustable aperture and height Download PDFInfo
- Publication number
- CN215856149U CN215856149U CN202122226929.4U CN202122226929U CN215856149U CN 215856149 U CN215856149 U CN 215856149U CN 202122226929 U CN202122226929 U CN 202122226929U CN 215856149 U CN215856149 U CN 215856149U
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- adjusting
- adjusting block
- aperture
- rotating shaft
- support
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Abstract
The utility model provides a magnetic frame with adjustable aperture and height, which comprises a base, an adjusting bolt and an adjusting bracket fixed on the base through the adjusting bolt, wherein an annular magnet is arranged on the upper edge of a support; the magnetic force adjusting device is characterized in that a plurality of circular holes are formed in the adjusting support and are linearly arranged, inner adjusting blocks and outer adjusting blocks are arranged at two ends of the circular holes, the inner adjusting blocks and the outer adjusting blocks are square, minor arc-shaped holes with different diameters are formed in four sides of the inner adjusting blocks and the outer adjusting blocks, and the inner adjusting blocks and the outer adjusting blocks are matched to realize the adjustment of the aperture of the magnetic force frame; in addition, the adjusting bolt can adjust the height of the adjusting bracket. The design of the utility model can be widely adapted to test tubes and centrifuge tubes with different pipe diameters and different heights according to the scenes of DNA or protein extraction in different practical tests, and can efficiently adsorb magnetic beads, thereby greatly improving the separation efficiency of specific materials.
Description
Technical Field
The utility model relates to the technical field of magnetic force frames, in particular to a magnetic force frame with adjustable aperture and height.
Background
The magnetic bead method is widely applied to extraction of specific materials with specific structures such as DNA, specific protein and the like, the magnetic rack is a support for placing a test tube, and the support internally contains a magnet which can rapidly separate magnetic beads in the test tube from a reagent, so that after the magnetic beads adsorb the specific DNA or the specific protein, a target substance with high purity is obtained through simple elution.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a magnetic frame with an adjustable aperture and height, and aims to solve the problems of poor universality and non-ideal magnetic bead adsorption effect of a magnet in the prior art.
In order to achieve the purpose, the utility model mainly provides the following technical scheme:
a magnetic frame with adjustable aperture and height comprises a base, an adjusting bolt and an adjusting bracket fixed on the base through the adjusting bolt;
the adjusting bracket is provided with a plurality of round holes which are arranged in a straight line, the two ends of each round hole are provided with an inner adjusting block and an outer adjusting block, the inner adjusting block and the outer adjusting block are square, four sides of each round hole are provided with minor arc holes with different diameters, and the number and the diameter of the minor arc holes on the inner adjusting block and the outer adjusting block are the same; the inner adjusting block and the outer adjusting block are arranged on two sides of a round hole on the adjusting bracket through an inner rotating shaft and an outer rotating shaft; the distance between the inner rotating shaft and the outer rotating shaft is not less than the side length of a square
Doubling; the diameter of the round hole on the adjusting bracket is not less than the diameter of the inferior arc hole on the inner adjusting block and the outer adjusting block;
the base is provided with a support corresponding to each round hole, and the support comprises a support cap and a magnet arranged on the upper edge of the support cap.
Preferably, the upper end surface of the pedestal cap is recessed toward the lower side and forms a bowl-shaped structure.
Preferably, the magnet is a ring magnet and is fixedly arranged on the upper edge of the support cap.
Preferably, the inner rotating shaft and the outer rotating shaft are detachably fixed with the inner adjusting block and the outer adjusting block respectively.
When the adjusting blocks on the four sides of the square are not enough to meet the requirement of the common aperture size, the adjusting blocks can be replaced by other regular polygons, such as a regular hexagon.
When the inner adjusting block and the outer adjusting block are regular hexagons, the distance between the inner rotating shaft and the outer rotating shaft is not less than the side length of the regular hexagons
And (4) doubling.
Preferably, the separation device comprises magnetic beads and any one of the magnetic racks with adjustable pore size and height.
The utility model provides a magnetic force frame with adjustable aperture and height, wherein a base is provided with a support which is arranged corresponding to a round hole on an adjusting bracket, and the support comprises a support cap and an annular magnet on the support cap; the adjusting bolt can flexibly set the height of the adjusting bracket, so that the adjusting bolt is suitable for test tubes or centrifuge tubes with different heights; the two sides of a round hole on the adjusting bracket are provided with an inner adjusting block and an outer adjusting block, the adjusting blocks are regular polygons each of which has different sizes of minor arc-shaped holes, the inner adjusting block and the outer adjusting block are connected to the adjusting bracket through an inner rotating shaft and an outer rotating shaft, the same minor arc-shaped holes on the two adjusting blocks rotate to opposite positions, so that the size of the round hole can be adjusted, and test tubes or centrifuge tubes with different diameters can be placed in the round hole; the support cap of every support on the base is gone up along still being equipped with ring magnet, realizes the magnetic bead in test tube or the centrifuging tube and the quick separation of reagent.
The design of the utility model can be widely adapted to test tubes and centrifuge tubes with different pipe diameters and different heights according to the scenes of DNA or protein extraction in different practical tests, and can efficiently adsorb magnetic beads, thereby greatly improving the separation efficiency of specific materials.
Drawings
FIG. 1 is an overall block diagram of the aperture and height adjustable magnetic mount of the present invention;
FIG. 2 is a partial view of an adjustment bracket of the present invention;
FIG. 3 is a partially exploded view of the adjustment bracket of the present invention;
fig. 4 is a partial view of the support of the present invention.
Wherein: 1-base, 11-support, 11 a-support cap, 2-adjusting bolt, 3-adjusting support, 31-round hole, 4-adjusting block, 41-inner adjusting block, 42-outer adjusting block, 51-inner rotating shaft, 52-outer rotating shaft and 6-annular magnet.
Detailed Description
The utility model discloses a magnetic frame with adjustable aperture and height, which is further described in detail below in order to make the purpose, technical scheme and effect of the utility model clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1-3, the utility model discloses a magnetic frame with adjustable aperture and height, comprising a base 1, an adjusting bolt 2, and an adjusting bracket 3 fixed on the base 1 through the adjusting bolt 2; the adjusting bracket 3 is provided with a plurality of circular holes 31 and a plurality of pairs of adjusting blocks 4 which are arranged in a straight line, each pair of adjusting blocks 4 is divided into an inner adjusting block 41 and an outer adjusting block 42, the inner adjusting block 41 and the outer adjusting block 42 are symmetrically arranged by taking the circular hole 31 as a center, the inner adjusting block 41 and the outer adjusting block 42 are squares with different sizes of minor arc holes on each side, the number and the diameter of the minor arc holes on the inner adjusting block 41 and the outer adjusting block 42 are the same, the minor arc holes are matched with each other to adjust the aperture of the circular hole 31, the inner adjusting block 41 and the outer adjusting block 42 are arranged on two sides of the circular hole on the adjusting bracket through an inner rotating shaft 51 and an outer rotating shaft 52, and the inner rotating shaft 51 and the outer rotating shaft 52 are respectively detachably fixed with the inner adjusting block 41 and the outer adjusting block 42.
The distance between the inner rotating shaft 51 and the outer rotating shaft 52 is not less than the side length of a square
The adjusting block is provided with a sufficient space position when rotating around the rotating shaft; adjust the diameter in the inferior arc hole on the support 3 on round hole 31 not less than interior regulating block 41 and the outer regulating block 42, adjust the round hole 31 aperture on the support 3 great, inferior arc hole on the accessible regulating block provides other more aperture to satisfy the demand of different pipe diameter test tubes or centrifuging tube, thereby it is adjustable to realize the aperture.
When the adjusting blocks on the four sides of the square are not enough to meet the requirement of the common aperture size, the adjusting blocks can be replaced by other regular polygons, such as a regular hexagon. When the inner adjusting block and the outer adjusting block are regular hexagons, the distance between the inner rotating shaft and the outer rotating shaft is not less than the side length of the regular hexagons
And (4) doubling.
As shown in fig. 4, a support 11 is disposed on the base 1 corresponding to each circular hole 31, the support 11 includes a support cap 11a and a ring magnet 6 disposed above the support cap 11a, an upper end surface of the support cap 11a is recessed toward a lower side to form a bowl-shaped structure, and the ring magnet 6 is fixedly mounted on an upper edge of the support cap 11 a.
The during operation can place test tube or centrifuging tube in round hole 31, and support 11 is used for providing the holding power for test tube or centrifuging tube from the downside, and ring magnet follows on the support cap, gives the magnetic bead of test tube or centrifuging tube bottom with effectual suction. Combine to adjust support 3 and pass through adjusting bolt 2 fixed the setting on base 1, adjusting bolt 2 is used for right adjust the vertical interval between support 3 and the base 1 and adjust, realize the height-adjustable of magnetic frame, adapt to not co-altitude test tube or centrifuging tube.
It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.
Claims (6)
1. A magnetic frame with adjustable aperture and height is characterized by comprising a base, an adjusting bolt and an adjusting bracket fixed on the base through the adjusting bolt; the adjusting bracket is provided with a plurality of circular holes which are arranged in a straight line, the two sides of each circular hole are symmetrically provided with an inner adjusting block and an outer adjusting block, the inner adjusting block and the outer adjusting block are square, four sides of each circular hole are provided with minor arc-shaped holes with different diameters, and the number and the diameter of the minor arc-shaped holes on the inner adjusting block and the outer adjusting block are the same; the inner adjusting block and the outer adjusting block are arranged on two sides of a round hole on the adjusting bracket through an inner rotating shaft and an outer rotating shaft; the distance between the inner rotating shaft and the outer rotating shaft is not less than the side length of a square
Doubling; the diameter of the round hole on the adjusting bracket is not less than the diameter of the inferior arc hole on the inner adjusting block and the outer adjusting block; the base is provided with a support corresponding to each round hole, and the support comprises a support cap and a magnet arranged on the upper edge of the support cap.
2. The aperture and height adjustable magnetic frame of claim 1, wherein the pedestal cap upper end is recessed toward the underside and forms a bowl-shaped structure.
3. The aperture and height adjustable magnetic mount of claim 1 wherein said magnet is a ring magnet fixedly mounted on the upper rim of the mount cap.
4. The aperture and height adjustable magnetic mount of claim 1, wherein the inner and outer pivot shafts are removably secured to the inner and outer adjustment blocks, respectively.
5. The aperture and height adjustable magnetic mount of claim 1, wherein the inner and outer adjustment blocks are regular hexagons, and the distance between the inner and outer rotation axes is not less than the length of the side of the regular hexagon
And (4) doubling.
6. The aperture and height adjustable magnetic mount of claim 1, wherein the magnetic mount is used for DNA or protein extraction and separation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122226929.4U CN215856149U (en) | 2021-09-15 | 2021-09-15 | Magnetic frame with adjustable aperture and height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122226929.4U CN215856149U (en) | 2021-09-15 | 2021-09-15 | Magnetic frame with adjustable aperture and height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215856149U true CN215856149U (en) | 2022-02-18 |
Family
ID=80320298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122226929.4U Active CN215856149U (en) | 2021-09-15 | 2021-09-15 | Magnetic frame with adjustable aperture and height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215856149U (en) |
-
2021
- 2021-09-15 CN CN202122226929.4U patent/CN215856149U/en active Active
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