CN213761587U - Magnetic stirring device for liquid-based detection - Google Patents
Magnetic stirring device for liquid-based detection Download PDFInfo
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- CN213761587U CN213761587U CN202022750469.0U CN202022750469U CN213761587U CN 213761587 U CN213761587 U CN 213761587U CN 202022750469 U CN202022750469 U CN 202022750469U CN 213761587 U CN213761587 U CN 213761587U
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Abstract
The utility model discloses a magnetic stirring device for liquid-based detection, which comprises a shell, a motor, a first magnet, a magnetic frame, an electric heating cylinder, an experimental container and a magnetic stirrer, wherein the shell is provided with a cavity, the motor is vertically installed in the shell upwards, the magnetic frame is installed in the cavity and is connected with the side surface of a motor rotating shaft, the first magnet is horizontally installed on the top surface of the motor rotating shaft, the electric heating cylinder is arranged in the magnetic frame, the top of the shell is propped against the upper edge of the electric heating cylinder, a sleeve is arranged in the electric heating cylinder, the top of the electric heating cylinder is propped against the upper edge of the sleeve, the experimental container is arranged in the sleeve, a plurality of magnetic stirrers are positioned in the experimental container, the device can rapidly heat and heat up, can also well fix the experimental container during stirring, can more comprehensively and fully stir the liquid-based in the experimental container, complete rapid stirring, the device greatly improves the heating speed and the stirring speed, the experimental time is reduced.
Description
Technical Field
The utility model relates to a magnetic stirring equipment technical field, concretely relates to liquid base detects uses magnetic stirring device.
Background
In the food detection field, conventional agitating unit all uses the puddler to stir the liquid in the agitator flask, and the solution that is stirred is exposed under the external environment, and the external environment can cause the pollution or produce unexpected influence to stirring effect to solution, and when the stirring speed was very fast and liquid was more in the agitator flask, the phenomenon of splashing can take place for solution.
Magnetic stirrers are laboratory instruments for mixing liquids, primarily for stirring or simultaneously heating and stirring low-viscosity liquids or solid-liquid mixtures. The basic principle is that magnetic stirrer inside container is driven by magnetic field to rotate circularly to stir liquid. The cooperation heating temperature control system can heat and control the sample temperature according to specific experimental requirement, maintains the required temperature condition of experimental condition, guarantees that liquid mixes and reaches the experiment demand.
However, most magnetic stirrers have bottom heating and are slow in heating speed, and the bottom magnet drives the magnetic stirrer in the container to rotate, so that the bottom and the upper part of the container are insufficiently stirred, the magnetic stirrer rotates too fast, and the container is not fixed, so that the container is unstable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid base detects uses magnetic stirring device to when solving magnetic stirrer stirring, the container rate of heating is slow, relies on the interior magnetic stirrer of bottom magnet drive container to rotate, and the stirring on container bottom and upper portion is insufficient, and the magnetic stirrer rotates too fast, and the container lacks the fixed unstable problem that leads to it.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a liquid-based detects uses magnetic stirring device, includes casing, motor, first magnet, magnetic frame, electric heat cylinder, experiment container and magnetic stirrer, the casing is provided with the cavity, the motor is installed vertically upwards in the casing, the magnetic frame install in the cavity, and with the side of motor pivot is connected, first magnet horizontal installation in the top surface of motor pivot, the electric heat cylinder is laid in the magnetic frame, the top of casing supports the top edge of electric heat cylinder, lay the sleeve in the electric heat cylinder, the top of electric heat cylinder supports telescopic top edge, the experiment container is laid in the sleeve, and is a plurality of the magnetic stirrer is located in the experiment container.
The further technical scheme is as follows: the magnetic force frame is provided with two vertical symmetrical vertical arms at least in pairs, the inner side surfaces of the vertical arms are uniformly provided with a plurality of second magnets, and the magnetism of the second magnets on the vertical arms is opposite to that of the second magnets on the vertical arms.
The further technical scheme is as follows: the vertical arm is an arc-shaped plate, and tile-shaped second magnets are uniformly arranged on the inner side surface of the arc-shaped plate.
The further technical scheme is as follows: first magnet with the second magnet is made by high temperature resistant magnetism material, like ferrite, tombarthite neodymium iron boron, samarium cobalt, iron chromium cobalt or alnico.
The further technical scheme is as follows: the inner cavity shape of the sleeve is matched with the outer shape of the experiment container, and the opening of the experiment container extends to the outside of the sleeve corresponding to the opening.
The further technical scheme is as follows: and a metal disc is arranged at the inner bottom of the sleeve.
The further technical scheme is as follows: and a resistance wire connected with an external power supply is arranged in the interlayer of the electric heating cylinder.
The further technical scheme is as follows: the motor is a speed regulating motor.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. the utility model provides a magnetic stirring device for liquid-based detection, set up the electric heat cylinder in the cavity of casing, the experiment container passes through the sleeve and installs at the electric heat cylinder, can rapid heating and heating up, can be fine fixed experiment container when stirring, in addition, set up the magnetic frame between the cavity of casing and electric heat cylinder, the second magnet is evenly and symmetrically installed from top to bottom on the magnetic frame, not only install the first magnet in the pivot of motor, but also drive the magnetic frame to rotate, the magnetic frame rotates in the side of experiment container, the first magnet rotates below the experiment container, form the magnetic field, drive the rotation of magnetic stirrer, the stirring speed can be accelerated in the magnetic field of side, according to the size of magnetic field force, help the magnetic stirrer more comprehensive and more abundant stirring experiment container liquid-based in, accomplish quick stirring, the device has greatly improved heating rate and stirring speed, the experimental time is reduced.
2. First magnet and second magnet are made for high temperature resistant magnetism material, like ferrite, tombarthite neodymium iron boron, samarium cobalt, iron chromium cobalt or alnico, can prevent the temperature influence magnetism of electric heat section of thick bamboo, and the vertical retort is the arc, and the medial surface of arc evenly is provided with the second magnet that is tile form, is similar to motor structure, greatly improves the rotation effect of magnetism stirring.
Drawings
Fig. 1 is the utility model discloses a liquid-based detects uses magnetic stirring device's schematic structure diagram.
Fig. 2 is a schematic structural diagram of the magnetic frame and the second magnet in fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of another embodiment of fig. 1 according to the present invention.
Reference numerals: 1. a housing; 2. an electric motor; 3. a first magnet; 4. a magnetic frame; 41. a vertical arm; 5. a second magnet; 6. an electric heating cylinder; 7. an experimental container; 8. a magnetic stirrer; 9. a sleeve; 10. a resistance wire; 11. a cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
The structure and the principle of the magnetic stirring device for liquid-based detection are that a cavity 11 is arranged on a shell 1, a heat-insulating layer (asbestos layer) can be arranged on the inner wall of the cavity 11, a motor 2 (speed regulating motor) is vertically and upwards installed in the shell 1, the output end of the motor 2 extends into the cavity 11, a magnetic frame 4 is installed in the cavity 11 and is connected with the side surface of a rotating shaft of the motor 2, a first magnet 3 is horizontally installed on the end surface of the rotating shaft of the motor 2, the motor 2 drives the magnetic frame 4 and the first magnet 3 to rotate to generate a magnetic field, an electric heating cylinder 6 is arranged between the cavity 11 of the shell 1 and the magnetic frame 4, an experimental container 7 is installed on the electric heating cylinder 6 through a sleeve 9, the experimental container 7 can be rapidly heated and can be well fixed during stirring, in addition, the magnetic frame 4 rotates on the side surface of the experimental container 7, the first magnet 3 rotates below the experimental container 7, form magnetic field, the magnetic stirrer 8 in the drive experiment container 7 rotates, and the magnetic field of side can accelerate stirring speed, and according to the size of magnetic field force, the inner wall that helps magnetic stirrer 8 to paste experiment container 7 risees rotatoryly, can more add comprehensive abundant stirring experiment container 7 interior liquid base, accomplishes rapid mixing, and the device has greatly improved rate of heating and stirring speed, has reduced the experimental time.
In addition, the strength of the material of the test container 7 can be appropriately selected in consideration of the force of the magnetic stirrer 8 on the test container 7, thereby preventing the magnetic stirrer 8 from damaging the test container 7.
Example 2:
on the basis of the above embodiment 1, in embodiment 2, referring to fig. 2, as an embodiment, the magnetic frame 4 is at least provided with two vertical symmetric vertical arms 41 in pairs, the inner side surfaces of the vertical arms 41 are uniformly provided with a plurality of second magnets 5, and the magnetic properties of the second magnets 5 on the opposite vertical arms 41 repel each other.
Preferably, the vertical arm 41 is an arc-shaped plate, and the second magnets 5 in tile shape are uniformly arranged on the inner side surface of the arc-shaped plate.
Preferably, the first magnet 3 and the second magnet 5 are made of a high temperature resistant magnetic material, such as ferrite, rare earth neodymium iron boron, samarium cobalt, iron chromium cobalt or aluminum nickel cobalt.
Example 3:
on the basis of the above-mentioned embodiment, in embodiment 3, referring to fig. 3, an embodiment is shown, wherein the shape of the inner cavity of the sleeve 9 matches the outer shape of the experimental container 7, and the opening of the experimental container 7 extends to the outside of the sleeve 9 corresponding to the inner cavity.
The inner cavity shape of the sleeve 9 is matched with the external shape of the experiment container 7, so that the experiment container 7 can be conveniently installed and fixed on the magnetic stirring device, and the opening of the experiment container 7 extends out of the sleeve 9 corresponding to the opening, so that a person can conveniently take and place the container.
Preferably, the inner bottom of said sleeve 9 is provided with a metal disc.
Considering only stirring stability and splendid stirring effect, can be provided with the metal disc at the interior bottom of sleeve 9, put container suitable position department on the metal disc to the stirring is changeed and can not touch the container wall when rotatory, otherwise the stirring can be neglected soon and suddenly slowly and influence stirring effect.
A resistance wire 10 connected with an external power supply is arranged in the interlayer of the electric heating cylinder 6.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a liquid base detects uses magnetic stirring device which characterized in that: comprises a shell (1), a motor (2), a first magnet (3), a magnetic frame (4), an electric heating cylinder (6), an experimental container (7) and a magnetic stirrer (8), wherein the shell (1) is provided with a cavity (11), the motor (2) is vertically installed in the shell (1) upwards, the magnetic frame (4) is installed in the cavity (11) and is connected with the side surface of a rotating shaft of the motor (2), the first magnet (3) is horizontally installed on the top surface of the rotating shaft of the motor (2), the electric heating cylinder (6) is installed in the magnetic frame (4), the top of the shell (1) props against the upper edge of the electric heating cylinder (6), a sleeve (9) is installed in the electric heating cylinder (6), the top of the electric heating cylinder (6) props against the upper edge of the sleeve (9), the experimental container (7) is installed in the sleeve (9), a plurality of magnetic stirrers (8) are located inside the laboratory vessel (7).
2. The magnetic stirring device for liquid-based detection according to claim 1, wherein: the magnetic force frame (4) is at least provided with two symmetrical vertical arms (41) in pairs, the inner side surfaces of the vertical arms (41) are uniformly provided with a plurality of second magnets (5), and the vertical arms (41) are opposite to each other, wherein the magnetism of the second magnets (5) is repelled.
3. The magnetic stirring device for liquid-based detection according to claim 2, wherein: the vertical arm (41) is an arc-shaped plate, and tile-shaped second magnets (5) are uniformly arranged on the inner side surface of the arc-shaped plate.
4. The magnetic stirring device for liquid-based detection according to claim 2, wherein: first magnet (3) with second magnet (5) are made by high temperature resistant magnetism material, like ferrite, tombarthite neodymium iron boron, samarium cobalt, iron chromium cobalt or alnico.
5. The magnetic stirring device for liquid-based detection according to claim 1, wherein: the inner cavity shape of the sleeve (9) is matched with the outer shape of the experiment container (7), and the opening of the experiment container (7) extends out of the sleeve (9) corresponding to the opening.
6. The magnetic stirring device for liquid-based detection according to claim 1, wherein: and a metal disc is arranged at the inner bottom of the sleeve (9).
7. The magnetic stirring device for liquid-based detection according to claim 1, wherein: and a resistance wire (10) connected with an external power supply is arranged in the interlayer of the electric heating cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750469.0U CN213761587U (en) | 2020-11-24 | 2020-11-24 | Magnetic stirring device for liquid-based detection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022750469.0U CN213761587U (en) | 2020-11-24 | 2020-11-24 | Magnetic stirring device for liquid-based detection |
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| CN213761587U true CN213761587U (en) | 2021-07-23 |
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| CN202022750469.0U Active CN213761587U (en) | 2020-11-24 | 2020-11-24 | Magnetic stirring device for liquid-based detection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457537A (en) * | 2021-08-17 | 2021-10-01 | 河北民族师范学院 | Dedicated magnetic stirring device of photocatalytic material preparation |
| CN114272830A (en) * | 2021-12-27 | 2022-04-05 | 浙江大学温州研究院 | Anti-pollution magnetic stirrer for high-temperature chemical reaction |
| CN115400658A (en) * | 2022-09-05 | 2022-11-29 | 南京师范大学 | Nonmagnetic magnetic stirring system |
-
2020
- 2020-11-24 CN CN202022750469.0U patent/CN213761587U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457537A (en) * | 2021-08-17 | 2021-10-01 | 河北民族师范学院 | Dedicated magnetic stirring device of photocatalytic material preparation |
| CN113457537B (en) * | 2021-08-17 | 2022-09-23 | 河北民族师范学院 | Dedicated magnetic stirring device of photocatalytic material preparation |
| CN114272830A (en) * | 2021-12-27 | 2022-04-05 | 浙江大学温州研究院 | Anti-pollution magnetic stirrer for high-temperature chemical reaction |
| CN114272830B (en) * | 2021-12-27 | 2023-08-29 | 浙江大学温州研究院 | Anti-pollution magnetic stirrer for high-temperature chemical reaction |
| CN115400658A (en) * | 2022-09-05 | 2022-11-29 | 南京师范大学 | Nonmagnetic magnetic stirring system |
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