Magnetic stirring liquid-liquid extractor and preparation method thereof

Abstract

The present invention relates to a magnetic stirring liquid-liquid extractor and a preparation method thereof, wherein the magnetic stirring liquid-liquid extractor comprises: a magnetic stirring assembly, a frame, and a plurality of extraction containers; a magnetic stirring bar is arranged in each of the extraction containers; the magnetic stirring assembly is arranged in the middle position of the frame and rotates along the central axis; a plurality of extraction containers are arranged on the frame around the magnetic stirring assembly; the magnetic stirring bar is suitable for rotating according to the changing magnetic field when the magnetic stirring assembly rotates, so as to stir the solution in the extraction container. The magnetic stirring liquid-liquid extractor can synchronously drive a plurality of magnetic stirring bars to rotate to stir the extraction container, which is environmentally friendly and energy-saving.

Description

Technical Field

[0001] The invention relates to the field of magnetic stirring, and in particular to a magnetic stirring liquid-liquid extractor and a preparation method thereof. Background Art

[0002] Magnetic stirring devices are widely used in both laboratories and industrial production. They are indispensable equipment in laboratories because of their simple structure and diverse functions. The existing magnetic stirring system mainly includes the following components: a driving motor inside the device, a bar-shaped permanent magnet, a support panel directly above the permanent magnet, and a long strip-shaped magnetic stirrer. It is impossible to simultaneously stir samples in multiple beakers.

[0003] How to solve the above problems is currently an urgent issue to be resolved. Summary of the invention

[0004] The purpose of the invention is to provide a magnetic stirring liquid-liquid extractor and a preparation method thereof.

[0005] In order to solve the above technical problems, the present invention provides a magnetic stirring liquid-liquid extractor, comprising: a magnetic stirring component, a frame, and a plurality of extraction containers;

[0006] Each of the extraction containers is provided with a magnetic stirrer;

[0007] The magnetic stirring assembly is arranged in the middle of the frame and rotates along the central axis;

[0008] A plurality of the extraction containers are disposed on the frame around the magnetic stirring assembly;

[0009] The magnetic stirrer is suitable for rotating according to the changing magnetic field when the magnetic stirring component rotates, so as to stir the solution in the extraction container.

[0010] Furthermore, the magnetic stirring assembly comprises: a cylindrical permanent magnet, a rotating shaft and a driving motor;

[0011] The rotating shaft is fixedly connected to the rotor of the driving motor;

[0012] The cylindrical permanent magnet is fixedly connected to the rotating shaft;

[0013] The driving motor is suitable for driving the cylindrical permanent magnet to rotate via a rotating shaft.

[0014] Furthermore, the cylindrical permanent magnet and the magnetic stirrer are located at different horizontal planes.

[0015] Furthermore, the magnetic stirring assembly is detachably connected to the frame.

[0016] Furthermore, the magnetic stirring bar is in the shape of a disc.

[0017] Furthermore, the frame includes a base, an extraction container fixing plate and a connecting rod;

[0018] The base and the extraction container fixing plate are fixedly connected by the connecting rod;

[0019] The magnetic stirring assembly is disposed between the base and the extraction container fixing plate;

[0020] The extraction container fixing plate is provided with a plurality of through holes suitable for the extraction container to pass through;

[0021] The extraction container contacts the base after passing through the corresponding through hole and is fixed by the extraction container fixing plate.

[0022] An embodiment of the present invention also provides a method for preparing a magnetic stirring liquid-liquid extractor, wherein the method for preparing a magnetic stirring liquid-liquid extractor is performed by surrounding a plurality of extraction containers with a magnetic stirring component, thereby enabling a magnetic stirring component to drive the magnetic stirrers in the plurality of extraction containers to rotate when the magnetic stirring component rotates.

[0023] Furthermore, the magnetic stirring assembly comprises: a cylindrical permanent magnet, a rotating shaft and a driving motor;

[0024] The rotating shaft is fixedly connected to the rotor of the driving motor;

[0025] The cylindrical permanent magnet is fixedly connected to the rotating shaft;

[0026] The driving motor is suitable for driving the cylindrical permanent magnet to rotate via a rotating shaft.

[0027] Furthermore, the cylindrical permanent magnet and the magnetic stirrer are located at different horizontal planes.

[0028] Furthermore, the magnetic stirring bar is in the shape of a disc.

[0029] The beneficial effect of the present invention is that the embodiment of the present invention provides a magnetic stirring liquid-liquid extractor and a preparation method thereof, wherein the magnetic stirring liquid-liquid extractor comprises: a magnetic stirring assembly, a frame, and a plurality of extraction containers; a magnetic stirring bar is arranged in each of the extraction containers; the magnetic stirring assembly is arranged in the middle position of the frame and rotates along the central axis; a plurality of the extraction containers are arranged on the frame around the magnetic stirring assembly; the magnetic stirring bar is suitable for rotating according to the changing magnetic field when the magnetic stirring assembly rotates, thereby stirring the solution in the extraction container. The magnetic stirring liquid-liquid extractor can synchronously drive a plurality of magnetic stirring bars to rotate to stir the extraction container, which is environmentally friendly and energy-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0031] Figure 1 It is a structural schematic diagram of a magnetic stirring liquid-liquid extractor provided in an embodiment of the present invention.

[0032] Figure 2 It is a top view of the magnetic stirring liquid-liquid extractor provided in an embodiment of the present invention.

[0033] In the figure: 110 - magnetic stirring assembly; 111 - cylindrical permanent magnet; 112 - rotating shaft; 113 - driving motor; 120 - extraction container; 121 - magnetic stirring bar; 131 - extraction container fixing plate; 132 - base; 133 - connecting rod. DETAILED DESCRIPTION

[0034] The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention. Example

[0035] See also Figure 1 and Figure 2 , this embodiment 1 provides a magnetic stirring liquid-liquid extractor. The magnetic stirring liquid-liquid extractor comprises: a magnetic stirring assembly 110, a frame, and a plurality of extraction containers 120; each of the extraction containers 120 is provided with a magnetic stirring bar 121; the magnetic stirring assembly 110 is arranged in the middle position of the frame and rotates along the central axis; a plurality of the extraction containers 120 are arranged on the frame around the magnetic stirring assembly 110; the magnetic stirring bar 121 is suitable for rotating according to the changing magnetic field when the magnetic stirring assembly 110 rotates, thereby stirring the solution in the extraction container 120. The magnetic stirring liquid-liquid extractor can realize synchronously driving the rotation of a plurality of magnetic stirring bars 121 to stir the extraction container 120, which is environmentally friendly and energy-saving.

[0036] The magnetic stirring assembly 110 includes: a cylindrical permanent magnet 111, a rotating shaft 112 and a driving motor 113; the rotating shaft 112 is fixedly connected to the rotor of the driving motor 113; the cylindrical permanent magnet 111 is fixedly connected to the rotating shaft 112; the driving motor 113 is suitable for driving the cylindrical permanent magnet 111 to rotate through the rotating shaft 112. The driving motor 113 drives the cylindrical permanent magnet 111 to rotate, generating a rotating magnetic field, thereby driving the magnetic stirring bar 121 to rotate.

[0037] Specifically, the cylindrical permanent magnet 111 and the magnetic stirrer 121 are in different horizontal planes. The rotation centerline of the magnetic stirrer 121 is in an inclined state when rotating, and has a rotation component in both the horizontal and vertical directions, so that the liquid in the extraction container 120 is subjected to a coupled motion of a horizontal vortex and a vertical vortex, so that all the liquid in the container is fully mixed, and the extraction operation that the existing magnetic stirring device cannot perform due to the immiscible solvents and the stratified liquid surface characteristics caused by the density difference can be efficiently extracted through the solution of the present invention.

[0038] In this embodiment, the magnetic stirrer 121 is in the shape of a disc. The disc-shaped magnetic stirrer 121 will not scratch the inner wall of the extraction container 120 when rotating. At the same time, in the same space, the disc-shaped magnetic stirrer 121 has the largest stirring area, thereby improving the stirring effect.

[0039] In this embodiment, the magnetic stirring assembly 110 is detachably connected to the frame, which is convenient for subsequent disassembly and cleaning of the magnetic stirring liquid-liquid extractor.

[0040] In this embodiment, the frame includes a base 132, an extraction container fixing plate 131 and a connecting rod 133; the base 132 and the extraction container fixing plate 131 are fixedly connected by the connecting rod 133; the magnetic stirring assembly 110 is arranged between the base 132 and the extraction container fixing plate 131; the extraction container fixing plate 131 is provided with a plurality of through holes suitable for the extraction container 120 to pass through; the extraction container 120 contacts the base 132 after passing through the corresponding through holes, and is fixed by the extraction container fixing plate 131.

[0041] The embodiment of the present invention further provides a method for preparing a magnetic stirring liquid-liquid extractor, wherein the method for preparing the magnetic stirring liquid-liquid extractor is to arrange a plurality of extraction containers 120 around a magnetic stirring assembly 110, so that a magnetic stirring assembly 110 drives a plurality of magnetic stirring bars 121 in the extraction containers 120 to rotate when rotating. The magnetic stirring liquid-liquid extractor can synchronously drive a plurality of magnetic stirring bars 121 to rotate to stir the extraction containers 120, which is environmentally friendly and energy-saving.

[0042] In this embodiment, the magnetic stirring assembly 110 includes: a cylindrical permanent magnet 111, a rotating shaft 112 and a driving motor 113; the rotating shaft 112 is fixedly connected to the rotor of the driving motor 113; the cylindrical permanent magnet 111 is fixedly connected to the rotating shaft 112; the driving motor 113 is suitable for driving the cylindrical permanent magnet 111 to rotate through the rotating shaft 112.

[0043] The cylindrical permanent magnet 111 and the magnetic stirrer 121 are in different horizontal planes. The rotation centerline of the magnetic stirrer 121 is in an inclined state when rotating, and has a rotation component in both the horizontal and vertical directions, so that the liquid in the extraction container 120 is subjected to a coupled motion of a horizontal vortex and a vertical vortex, so that all the liquid in the container is fully mixed, and the extraction operation that the existing magnetic stirring device cannot perform due to the immiscible solvents and the stratified liquid surface characteristics caused by the density difference can be efficiently extracted through the solution of the present invention.

[0044] In this embodiment, the magnetic stirrer 121 is in the shape of a disc. The disc-shaped magnetic stirrer 121 will not scratch the inner wall of the extraction container 120 when rotating. At the same time, in the same space, the disc-shaped magnetic stirrer 121 has the largest stirring area, thereby improving the stirring effect.

[0045] In summary, the embodiment of the present invention provides a magnetic stirring liquid-liquid extractor and a preparation method thereof, wherein the magnetic stirring liquid-liquid extractor comprises: a magnetic stirring assembly, a frame, and a plurality of extraction containers; a magnetic stirring bar is arranged in each of the extraction containers; the magnetic stirring assembly is arranged in the middle position of the frame and rotates along the central axis; a plurality of extraction containers are arranged on the frame around the magnetic stirring assembly; the magnetic stirring bar is suitable for rotating according to the changing magnetic field when the magnetic stirring assembly rotates, thereby stirring the solution in the extraction container. The magnetic stirring liquid-liquid extractor can synchronously drive a plurality of magnetic stirring bars to rotate to stir the extraction container, which is environmentally friendly and energy-saving.

[0046] Based on the above ideal embodiments of the present invention, the relevant staff can make various changes and modifications without departing from the technical concept of the present invention through the above description. The technical scope of the present invention is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A magnetic stirring liquid-liquid extractor, characterized in that , including: a magnetic stirring assembly, a frame, and a plurality of extraction containers; wherein Each of the extraction containers is provided with a magnetic stirrer; The magnetic stirring assembly is arranged in the middle of the frame and rotates along the central axis; A plurality of the extraction containers are disposed on the frame around the magnetic stirring assembly; The magnetic stirrer is suitable for rotating according to the changing magnetic field when the magnetic stirring component rotates, thereby stirring the solution in the extraction container; wherein The magnetic stirring assembly comprises: a cylindrical permanent magnet, a rotating shaft and a driving motor; The rotating shaft is fixedly connected to the rotor of the driving motor; The cylindrical permanent magnet is fixedly connected to the rotating shaft; The driving motor is suitable for driving the cylindrical permanent magnet to rotate through the rotating shaft; wherein The cylindrical permanent magnet and the magnetic stirrer are located at different horizontal planes, so that the rotation center line of the magnetic stirrer is in an inclined state when rotating, and has rotation components in both horizontal and vertical directions, thereby performing a coupled motion of horizontal vortex and vertical vortex on the solution in the extraction container; wherein The shape of the magnetic stirring bar is a disc.

2. The magnetic stirring liquid-liquid extractor according to claim 1, characterized in that: The magnetic stirring assembly is detachably connected to the frame.

3. The magnetic stirring liquid-liquid extractor according to claim 1, characterized in that: The frame includes a base, an extraction container fixing plate and a connecting rod; The base and the extraction container fixing plate are fixedly connected by the connecting rod; The magnetic stirring assembly is disposed between the base and the extraction container fixing plate; The extraction container fixing plate is provided with a plurality of through holes suitable for the extraction container to pass through; The extraction container contacts the base after passing through the corresponding through hole and is fixed by the extraction container fixing plate.

4. A method for preparing a magnetic stirring liquid-liquid extractor, characterized in that: The preparation method of the magnetic stirring liquid-liquid extractor is to arrange multiple extraction containers around a magnetic stirring component, so that one magnetic stirring component drives the magnetic stirring rods in the multiple extraction containers to rotate when rotating; in The magnetic stirring assembly comprises: a cylindrical permanent magnet, a rotating shaft and a driving motor; The rotating shaft is fixedly connected to the rotor of the driving motor; The cylindrical permanent magnet is fixedly connected to the rotating shaft; The driving motor is suitable for driving the cylindrical permanent magnet to rotate through the rotating shaft; wherein The cylindrical permanent magnet and the magnetic stirrer are located at different horizontal planes, so that the rotation center line of the magnetic stirrer is in an inclined state when rotating, and has rotation components in both horizontal and vertical directions, thereby performing a coupled motion of horizontal vortex and vertical vortex on the solution in the extraction container; wherein The shape of the magnetic stirring bar is a disc.

Images