CN218404131U - Magnetic rack for nucleic acid extraction - Google Patents
Magnetic rack for nucleic acid extraction Download PDFInfo
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- CN218404131U CN218404131U CN202222740864.XU CN202222740864U CN218404131U CN 218404131 U CN218404131 U CN 218404131U CN 202222740864 U CN202222740864 U CN 202222740864U CN 218404131 U CN218404131 U CN 218404131U
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Abstract
The application discloses a magnetic force frame for nucleic acid extraction relates to magnetic force frame technical field, comprising a frame body, place the hole on the multiunit has evenly been seted up to the both sides of support body upper end, the inner chamber of support body is provided with the second mullion, the both sides wall of second mullion evenly is fixed with the first magnetic sheet of multiunit, the cavity has been seted up to the upper end of support body, the both sides of support body roof all are fixed with positive and negative motor, the support body roof is fixed with the battery, electric connection between battery and the positive and negative motor is two sets of the tip of the vertical output shaft of positive and negative motor extends to cavity inner chamber and fixed cover has connect the fifth wheel. This application drives the fifth wheel through the positive and negative motor that starts corresponding position and rotates, thereby it puts to drive under the effect of fifth wheel and connects the rope book and can drive the riser and remove in the inner chamber of placing the hole at last, and the riser drives the flexible subassembly of elasticity and produces elastic deformation in the in-process that removes to can the centre gripping place the centrifuging tube of different diameters.
Description
Technical Field
The application relates to the technical field of magnetic racks, in particular to a magnetic rack for nucleic acid extraction.
Background
In the prior art, the magnetic bead method is one of the important ways to extract nucleic acid, and the external magnetic field is usually given by a magnetic frame; chinese utility model patent document with publication (publication) number CN209508224U discloses a magnetic rack for extracting nucleic acid by a magnetic bead method, comprising: a support vertical plate extending along the vertical direction; and the upper wall plate and the lower wall plate which are integrally and fixedly connected to the upper end and the lower end of the supporting vertical plate respectively, wherein the upper wall plate and the lower wall plate extend along the horizontal direction, and at least two accommodating cavities which extend to the inside of the supporting vertical plate from top to bottom are formed in the upper surface of the upper wall plate.
The above patent documents can substantially meet the use requirements of people, and in the process of implementing the present application, the inventors find that at least the following problems exist in the technology, and the specific problems are as follows:
although the efficiency of work is high in the actual operation in-process to above-mentioned patent document, and is high to the effect of the material separation of separating, and the required thing purity that will obtain is high, but the pipe diameter of the centrifuging tube of this patent document adaptation is invariable, because of can not placing and unable adaptation when using the centrifuging tube of other specifications, for this reason, this application proposes a magnetic frame for nucleic acid extraction who is different from prior art and solves above-mentioned technical problem.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the diameter of the centrifuge tube matched with the Chinese utility model patent document with publication (publication) No. CN209508224U is constant and the centrifuge tube with other specifications cannot be matched due to the fact that the centrifuge tube cannot be placed, the magnetic frame for extracting nucleic acid is provided.
The application provides a magnetic frame for nucleic acid extraction, adopts following technical scheme:
the utility model provides a magnetic force frame for nucleic acid extraction, includes the support body, place the hole on the multiunit has evenly been seted up to the both sides of support body upper end, the inner chamber of support body is provided with the second mullion, the both sides wall of second mullion evenly is fixed with the first magnetic sheet of multiunit, the cavity has been seted up to the upper end of support body, the both sides of support body roof all are fixed with positive and negative motor, the support body roof is fixed with the battery, electric connection between battery and the positive and negative motor is two sets of the tip of the vertical output shaft of positive and negative motor extends to cavity inner chamber and fixed coupling has a fifth wheel, and is two sets of the fifth wheel outer wall all is fixed with the connection rope that runs through the cavity and extend to and place the hole inner chamber on, and is two sets of the one end that the fifth wheel was kept away from to the connection rope is fixed with the riser that places the hole on running through, the cavity inner chamber both sides that the support body was seted up evenly is fixed with multiunit and riser outer wall elastic expansion subassembly.
Through adopting above-mentioned technical scheme, the positive and negative motor that starts corresponding position drives the fifth wheel and rotates, thereby drives under the effect of fifth wheel and connects the rope book and put and can drive the riser and remove in the inner chamber of placing the hole at last, and the riser drives the flexible subassembly of elasticity and produces elastic deformation in the in-process that removes to can the centre gripping place the centrifuging tube of different diameters.
Optionally, the support body includes first mullion, first mullion cover is established at the outside position of the first magnetic plate of multiunit, the diapire rigidity of first mullion has lower diaphragm, the multiunit lower placing hole has evenly been seted up to diaphragm roof both sides down, the roof rigidity of first mullion has last diaphragm, it is fixed mutually with the bottom position of positive and negative motor and battery to go up the diaphragm roof.
Through adopting above-mentioned technical scheme, under the effect of first mullion stable support goes up diaphragm and lower diaphragm, can the lower part position of auxiliary stay centrifuging tube under the effect of placing the hole down.
Optionally, the elastic telescopic assembly comprises a transverse pipe, the transverse pipe is fixed in an inner cavity of the cavity, a spring is fixed on the inner wall of one side, close to the positive and negative motors, of the inner cavity of the transverse pipe, a cross rod is fixed at one end, far away from the positive and negative motors, of the spring, and the end of the cross rod penetrates through the outer wall of the transverse pipe and is fixed with the outer wall of the vertical plate.
Through adopting above-mentioned technical scheme, the riser drives the horizontal pole synchronous motion and drives the flexible elastic deformation that produces of spring in the inner chamber of violently managing at the in-process that removes to can support the position of riser.
Optionally, a protective cover is arranged on the top wall of the upper transverse plate, and the protective cover is sleeved on the external positions of the storage battery and the positive and negative motors.
Through adopting above-mentioned technical scheme, improve the protective effect of positive and negative motor and battery under the surrounding structure effect of protection casing.
Optionally, a second elastic cushion is fixed on the side wall of the inner cavity of the upper placing hole formed in the upper transverse plate, and a first elastic cushion is fixed on the side wall of the vertical plate close to one side of the second elastic cushion.
Through adopting above-mentioned technical scheme, under the elastic material effect of second cushion and first cushion, avoid centrifuging tube and place hole direct contact on with and take place to collide with as far as possible.
Optionally, an iron plate is fixed on the side wall of one side of the inner cavity of the first vertical frame, and a second magnetic plate is fixed on one side, close to the iron plate, of the inner wall of the second vertical frame.
Through adopting above-mentioned technical scheme, can be fixed with first mullion and second mullion interconnect under the magnetic force effect of second magnetic sheet and iron plate.
Optionally, a handle is fixed to an outer wall of one side of the second mullion, which is far away from the second magnetic plate.
Through adopting above-mentioned technical scheme, conveniently remove the position of second mullion under the effect of handle.
In summary, the present application includes at least one of the following advantages:
the positive and negative motor that starts corresponding position drives the fifth wheel and rotates, thereby it can drive the riser and remove at the inner chamber of placing the hole at last to drive the connection rope book under the effect of fifth wheel, the riser drives the horizontal pole and drives the flexible elastic deformation that produces of spring at the in-process that removes in the inner chamber of violently managing, make the riser drive first cushion synchronous motion at the in-process that removes, thereby can adjust the horizontal interval between first cushion and the second cushion, and then can utilize first cushion and the centre gripping of second cushion to place the centrifuging tube of different diameters.
Drawings
FIG. 1 is a front view of the internal structure of the present application;
FIG. 2 is a perspective view of a first magnetic plate and a second mullion according to the present application;
FIG. 3 is a front view of the inner structure of the upper transverse plate of the present application;
FIG. 4 is a schematic top view of the external structure of the present application;
FIG. 5 is a schematic diagram of the right-side view of the internal structure of the first mullion and the second mullion of the present application.
In the figure: 1. an upper transverse plate; 2. an upper placing hole; 3. a vertical plate; 4. a connecting wheel; 5. a positive and negative motor; 6. a storage battery; 7. a protective cover; 8. connecting ropes; 9. a first elastic pad; 10. a second elastic pad; 11. a lower transverse plate; 12. placing the hole downwards; 13. a first mullion; 14. a first magnetic plate; 15. a second mullion; 16. a second magnetic plate; 17. an iron plate; 18. a handle; 19. a cross bar; 20. a spring; 21. a transverse tube; 22. a cavity.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1 and 2 of the drawings, the present application provides an embodiment: the utility model provides a magnetic force frame for nucleic acid extraction, comprising a frame body, the support body includes first muntin 13, the diapire rigidity of first muntin 13 has lower diaphragm 11, lower diaphragm 11 roof both sides have evenly seted up the multiunit and have placed hole 12 under, the longitudinal section of placing hole 12 down sets up to the arc, the opening direction of arc structure up, the roof rigidity of first muntin 13 has last diaphragm 1, it places hole 2 on the multiunit to go up diaphragm 1's both sides and evenly seted up, the position of placing hole 2 on the multiunit is respectively on same vertical plane with the position of placing hole 12 under the multiunit, the inner chamber of first muntin 13 is provided with second muntin 15, the both sides wall of second muntin 15 evenly is fixed with multiunit first magnetic sheet 14, cavity 22 has been seted up to the upper end of going up diaphragm 1, cavity 22 sets up places the position between the hole 2 on two sets of.
Please refer to fig. 1, 3 and 4 in the drawings of the specification, both sides of the top wall of the upper transverse plate 1 are fixed with the positive and negative motors 5, the top wall of the upper transverse plate 1 is fixed with the storage battery 6, the storage battery 6 is arranged at a position between the two sets of positive and negative motors 5, the storage battery 6 is electrically connected with the positive and negative motors 5, the end fixing of the vertical output shaft of the two sets of positive and negative motors 5 is sleeved with the connecting wheel 4, the connecting wheel 4 is arranged in the inner cavity of the cavity 22, the outer walls of the two sets of connecting wheels 4 are fixed with the connecting rope 8, the end of the connecting rope 8 runs through the cavity 22 and extends to the inner cavity of the upper placing hole 2, and one end of the two sets of connecting ropes 8, which is far away from the connecting wheel 4, is fixed with the vertical plate 3 running through the upper placing hole 2.
Referring to fig. 1 and 3 in the attached drawings of the specification, a plurality of groups of elastic telescopic assemblies are uniformly fixed on two sides of an inner cavity of a cavity 22 formed in an upper transverse plate 1, each elastic telescopic assembly comprises a transverse pipe 21, the transverse pipe 21 is fixed in the inner cavity of the cavity 22, a spring 20 is fixed on the inner wall of the inner cavity of the transverse pipe 21, which is close to one side of a positive and negative motor 5, a transverse rod 19 is fixed on one end of the spring 20, which is far away from the positive and negative motor 5, and the end part of the transverse rod 19 penetrates through the outer wall of the transverse pipe 21 and is fixed with the outer wall of a vertical plate 3. The side wall of the inner cavity of the upper placing hole 2 formed in the upper transverse plate 1 is fixed with a second elastic cushion 10, the side wall of the vertical plate 3 close to one side of the second elastic cushion 10 is fixed with a first elastic cushion 9, the first elastic cushion 9 and the second elastic cushion 10 are rubber cushions, the cross sections of the second elastic cushion 10 and the first elastic cushion 9 are both set to be arc-shaped, and the opening directions of the arc-shaped structures of the second elastic cushion 10 and the first elastic cushion 9 are close to each other.
Insert centrifugal tube top-down and place hole 2 and lower placing hole 12 on the suitable position, utilize magnetic force to provide the magnetic field under the first magnetic sheet 14 effect of multiunit at second munnion 15 both sides, when the centrifugal tube of different diameters is placed to needs, utilize battery 6 and positive and negative motor 5 electric connection, it drives fifth and reverse motor 5 that the start corresponds the position and drives fifth wheel 4 and rotate, thereby it moves to drive connecting rope 8 book and put and can drive riser 3 and place the inner chamber of hole 2 at last under the effect of fifth wheel 4, riser 3 drives horizontal pole 19 and drives the flexible elastic deformation that produces of spring 20 in the inner chamber of violently managing 21 at the in-process that removes, make riser 3 drive first cushion 9 synchronous motion at the in-process that removes, thereby can adjust the horizontal interval between first cushion 9 and the second cushion 10, and then can utilize first cushion 9 and the centre gripping of second cushion 10 to place the centrifugal tube of different diameters.
Referring to fig. 1 and 4 in the drawings of the specification, a protective cover 7 is arranged on the top wall of the upper transverse plate 1, the protective cover 7 is sleeved on the outer positions of the storage battery 6 and the positive and negative motor 5, and the protective cover 7 is fixed with the upper transverse plate 1 through bolts. The closed structure design of the protective cover 7 is matched with the upper transverse plate 1, so that the positive and negative motors 5 and the storage battery 6 can be protected.
Referring to fig. 5 in the drawings of the specification, an iron plate 17 is fixed on a side wall of one side of an inner cavity of the first vertical frame 13, the other side of the first vertical frame 13 is open, and a second magnetic plate 16 is fixed on one side of an inner wall of the second vertical frame 15 close to the iron plate 17. A handle 18 is fixed on the outer wall of the second vertical frame 15 far away from the second magnetic plate 16, and anti-slip threads are arranged on the outer wall of the handle 18.
The handle 18 is held to move the second vertical frame 15 outwards, and the second magnetic plate 16 is driven to move synchronously under the action of the second vertical frame 15, so that the magnetic attraction force between the second magnetic plate 16 and the iron plate 17 can be overcome until the second vertical frame 15 and the first vertical frame 13 are separated from each other, the magnetic field of the magnetic frame for nucleic acid extraction can be removed conveniently, and a sampling test tube can be placed conveniently.
The working principle is as follows: when using this a magnetic frame for nucleic acid extraction, place it in the suitable position department earlier, then insert centrifugal tube top-down and place hole 2 and put hole 12 under on the suitable position, utilize magnetic force to provide the magnetic field under the effect of the first magnetic sheet 14 of multiunit at second munnion 15 both sides, when the centrifugal tube of different diameters is placed to needs, utilize battery 6 and positive and negative motor 5 electric connection, it drives connecting wheel 4 and rotates to start the positive and negative motor 5 of corresponding position, thereby it puts to drive connecting rope 8 book and can drive riser 3 and move in the inner chamber of placing hole 2 at last under the effect of connecting wheel 4, riser 3 drives horizontal pole 19 synchronous motion and drives the flexible elastic deformation that produces of spring 20 in the inner chamber of violently managing 21 at the in-process that removes, make riser 3 drive first elastic cushion 9 synchronous motion at the in-process that removes, thereby can adjust the horizontal interval between first elastic cushion 9 and the second elastic cushion 10, and then can utilize first elastic cushion 9 and second elastic cushion 10 centre gripping to place the centrifugal tube of different diameters.
The handle 18 is held to move the second vertical frame 15 outwards, and the second magnetic plate 16 is driven to move synchronously under the action of the second vertical frame 15, so that the magnetic attraction force between the second magnetic plate 16 and the iron plate 17 can be overcome until the second vertical frame 15 and the first vertical frame 13 are separated from each other, the magnetic field of the magnetic frame for nucleic acid extraction can be conveniently removed, and a sampling test tube can be conveniently placed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a magnetic force frame for nucleic acid extraction, includes the support body, place hole (2) on the multiunit has evenly been seted up to the both sides of support body upper end, the inner chamber of support body is provided with second munnion (15), the both sides wall of second munnion (15) evenly is fixed with the first magnetic sheet of multiunit (14), cavity (22) have been seted up to the upper end of support body, the both sides of support body roof all are fixed with positive and negative motor (5), the support body roof is fixed with battery (6), electric connection between battery (6) and positive and negative motor (5), it is two sets of the tip of the vertical output shaft of positive and negative motor (5) extends to cavity (22) inner chamber and fixed cover has connect wheel (4), and is two sets of connect wheel (4) outer wall all is fixed with and runs through cavity (22) and extends to and connect rope (8) of placing hole (2) inner chamber, and is two sets of connect rope (8) one end of keeping away from connect rope (4) and be fixed with riser (3) of placing hole (2) on running through, the cavity (22) inner chamber both sides that the support body was seted up evenly are fixed with multiunit and riser (3) outer wall elastic expansion subassembly mutually.
2. A magnetic rack for nucleic acid extraction according to claim 1, wherein: the support body includes first muntin (13), the outside position at first magnetic sheet of multiunit (14) is established to first muntin (13) cover, the diapire rigidity of first muntin (13) has lower diaphragm (11), place hole (12) under the multiunit has evenly been seted up to diaphragm (11) roof both sides down, the roof rigidity of first muntin (13) has last diaphragm (1), it is fixed mutually with the bottom position of positive and negative motor (5) and battery (6) to go up diaphragm (1) roof.
3. A magnetic rack for nucleic acid extraction according to claim 1, wherein: the elastic telescopic assembly comprises a transverse pipe (21), the transverse pipe (21) is fixed in an inner cavity of a cavity (22), a spring (20) is fixed on the inner wall of one side, close to the positive and negative motor (5), of the inner cavity of the transverse pipe (21), one end, far away from the positive and negative motor (5), of the spring (20) is fixed with a transverse rod (19), and the end of the transverse rod (19) penetrates through the outer wall of the transverse pipe (21) and is fixed with the outer wall of a vertical plate (3).
4. A magnetic rack for nucleic acid extraction according to claim 2, wherein: go up the roof position of diaphragm (1) and be provided with protection casing (7), the outside position at battery (6) and positive and negative motor (5) is established to protection casing (7) cover.
5. A magnetic rack for nucleic acid extraction according to claim 2, wherein: the side wall of the inner cavity of the upper placing hole (2) formed in the upper transverse plate (1) is fixed with a second elastic cushion (10), and the side wall of the vertical plate (3) close to one side of the second elastic cushion (10) is fixed with a first elastic cushion (9).
6. A magnetic rack for nucleic acid extraction according to claim 2, wherein: an iron plate (17) is fixed on the side wall of one side of the inner cavity of the first vertical frame (13), and a second magnetic plate (16) is fixed on one side, close to the iron plate (17), of the inner wall of the second vertical frame (15).
7. A magnetic rack for nucleic acid extraction according to claim 6, characterized in that: and a handle (18) is fixed on the outer wall of one side, away from the second magnetic plate (16), of the second vertical frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222740864.XU CN218404131U (en) | 2022-10-18 | 2022-10-18 | Magnetic rack for nucleic acid extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222740864.XU CN218404131U (en) | 2022-10-18 | 2022-10-18 | Magnetic rack for nucleic acid extraction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218404131U true CN218404131U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222740864.XU Active CN218404131U (en) | 2022-10-18 | 2022-10-18 | Magnetic rack for nucleic acid extraction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218404131U (en) |
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2022
- 2022-10-18 CN CN202222740864.XU patent/CN218404131U/en active Active
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