Multi-position magnetic stirring oil bath pan

Abstract

The utility model belongs to the technical field of experimental equipment, and particularly relates to a multi-position magnetic stirring oil bath pan which comprises a base, an outer shell fixedly connected above the base, an oil bath pan body arranged in the outer shell, a plurality of clamping parts arranged above the oil bath pan body and used for clamping a reaction container, and a stirring head arranged in the reaction container. The stirring head is correspondingly provided with a driving assembly. According to the utility model, the clamping part slides in the gap between the oil bath pan and the outer shell to adjust the position of the reaction container, the stirring head is placed in the reaction container, the stirring head is connected with the driving assembly by adjusting the position of the reaction container, and the driving assembly is controlled by the control assembly to move; and after the reaction is finished, the reaction container is directly taken down, and the stirring head is positioned in the reaction container, so that the problem that residual liquid on the stirring paddle drips into an oil bath pan to pollute silicon oil in the oil bath pan after the container is taken off is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of experimental equipment, in particular to a multi-position magnetic stirring oil bath pot. Background Art

[0002] Oil bath pots are widely used in distillation, drying, concentration and impregnation of chemicals or biological products. They are one of the essential tools for laboratory technicians in environmental protection, scientific research, health, epidemic prevention, petroleum, metallurgy, chemical industry, medical and other units.

[0003] When conducting an oil bath experiment, the reaction vessel needs to be fixed to prevent it from being too light and tipping over into the oil bath. The reaction liquid needs to be stirred continuously during the experiment. If an external stirring device is used, reaction solution will remain on the stirring paddle of the stirring device at the end of the experiment. After the container is removed, the residual liquid on the stirring paddle will drip into the oil bath, causing contamination of the silicone oil inside. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-position magnetic stirring oil bath pot to solve the above problems.

[0005] To achieve the above purpose, the present invention provides the following solutions:

[0006] A multi-position magnetic stirring oil bath pot comprises: a base, an outer shell fixedly connected to the top of the base, an oil bath pot arranged in the outer shell, a gap left between the outer shell and the oil bath pot, a plurality of clamping parts arranged above the oil bath pot, the clamping parts being slidably connected in the gap, the clamping parts being used to clamp a reaction vessel, a stirring head being arranged in the reaction vessel, a driving assembly being correspondingly provided to the stirring head, the stirring head being magnetically connected to the driving assembly, the driving assembly being arranged in the base, and the driving assembly being electrically connected to a control assembly.

[0007] Preferably, the driving assembly includes a plurality of motors fixedly connected to the base, the motors being electrically connected to the control assembly, a magnetic connector being coaxially fixedly connected to the output shaft of the motor, the plurality of magnetic connectors being arranged in a one-to-one correspondence with the plurality of stirring heads, a plurality of first magnetic blocks being fixedly connected to the top surface of the magnetic connector at equal intervals in the circumferential direction, and the polarities of two adjacent first magnetic blocks being opposite;

[0008] A plurality of second magnetic blocks are fixedly connected to the bottom wall of the stirring head. The plurality of second magnetic blocks are arranged at equal intervals in the circumferential direction. The plurality of second magnetic blocks are arranged in a one-to-one correspondence with the plurality of first magnetic blocks. The polarities of two adjacent second magnetic blocks are opposite, and the polarities of two adjacent second magnetic blocks are opposite to those of the first magnetic blocks.

[0009] Preferably, the control component includes a PLC controller, the PLC controller is fixed in the base, the PLC controller is electrically connected to an external power supply, the PLC controller is electrically connected to the motor, and a stirring control button, an oil temperature adjustment button and a display screen are provided on a side wall of the base, and the stirring control button, the oil temperature adjustment button and the display screen are all electrically connected to the PLC controller;

[0010] A thermocouple is circumferentially arranged around the outer side of the oil bath pot, and a temperature sensor is fixedly connected to the inner wall of the oil bath pot. Both the temperature sensor and the thermocouple are electrically connected to the PLC controller.

[0011] Preferably, the clamping portion includes two parallel sliding rails, the two sliding rails are located in the interval, the two sliding rails are located on opposite sides of the oil bath pot, a plurality of columns are slidably connected to the sliding rails, the multiple columns located on the two sliding rails are arranged in a one-to-one correspondence, a cross beam is arranged between the two corresponding columns, the ends of the cross beam are vertically slidably connected to the columns, and a clamping assembly is provided on the cross beam.

[0012] Preferably, a vertically arranged first slide groove is opened on the side wall of the column, and the openings of the first slide groove on the two corresponding columns are arranged opposite to each other, and the end of the beam is slidably connected in the first slide groove, and a first screw is rotatably connected in the first slide groove, and the first screw is arranged along the axial direction of the column, and the first screw is threadedly connected to the end of the beam.

[0013] Preferably, the clamping assembly includes two second slide grooves provided on the crossbeam, the second slide groove passes through the crossbeam horizontally, and limiting grooves are provided on the two opposite side walls of the second slide groove, two sliding rods are slidably connected in the second slide groove, and the top wall and bottom wall of the sliding rod are fixedly connected with limiting sliders, the two limiting sliders are slidably connected in the two limiting grooves, one end of the sliding rod passes through the second slide groove and is fixedly connected with a clamping claw, and the two clamping claws fixed to the two sliding rods in the same second slide groove are correspondingly arranged, and the clamping claws are located just above the oil bath pot;

[0014] The other ends of the two slide rods in the same second slide groove pass through the second slide groove and are respectively threadedly connected to the two ends of the bidirectional screw.

[0015] Preferably, an oil scraping strip and an anti-slip strip are attached to the concave surface of the clamping jaw, and the oil scraping strip is located below the anti-slip strip.

[0016] Preferably, the oil bath pot is connected to an oil outlet pipe, the oil outlet pipe passes through the outer shell, and a valve is provided on the oil outlet pipe.

[0017] Compared with the prior art, the present invention has the following advantages and technical effects:

[0018] In the utility model, the reaction container is clamped on the clamping part, and the clamping part slides in the gap between the oil bath pot and the outer shell. The position of the reaction container is adjusted, and the stirring head is placed in the reaction container. The stirring head is connected to the driving component by adjusting the position of the reaction container, and the driving component is controlled to move by the control component, so that the stirring head stirs the reaction liquid in the reaction container. After the reaction is completed, the reaction container can be directly removed. The stirring head is located in the reaction container, and there will be no problem that the residual liquid on the stirring paddle will drip into the oil bath pot after the container is removed, causing pollution to the silicone oil inside. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work:

[0020] Figure 1 It is a top view of the utility model;

[0021] Figure 2 This is the main view of the utility model;

[0022] Among them, 1. Base; 2. Outer shell; 3. Oil bath; 4. Slide rail; 5. Column; 6. First slide groove; 7. Crossbeam; 8. First screw; 9. Second slide groove; 10. Limit groove; 11. Slide rod; 12. Bidirectional screw; 13. Limit slider; 14. Temperature sensor; 15. Clamp; 16. Anti-slip strip; 17. Stirring head; 18. Oil outlet pipe; 19. Motor; 20. Magnetic connector; 21. Display; 22. Oil temperature adjustment button; 23. Stirring control button; 24. First magnetic block; 25. Second magnetic block; 26. Oil scraper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0025] Reference Figures 1 to 2 The utility model discloses a multi-position magnetic stirring oil bath pot, comprising: a base 1, an outer shell 2 is fixedly connected to the top of the base 1, an oil bath pot 3 is arranged in the outer shell 2, a gap is left between the outer shell 2 and the oil bath pot 3, a plurality of clamping parts are arranged above the oil bath pot 3, the clamping parts are slidably connected in the gap, the clamping parts are used to clamp the reaction container, a stirring head 17 is arranged in the reaction container, the stirring head 17 is correspondingly provided with a driving component, the stirring head 17 is magnetically connected to the driving component, the driving component is arranged in the base 1, and the driving component is electrically connected to the control component.

[0026] In the present invention, the reaction vessel (not shown in the figure) is clamped on the clamping part, and the clamping part slides in the gap between the oil bath pot 3 and the outer shell 2. The position of the reaction vessel is adjusted, and the stirring head 17 is placed in the reaction vessel. The stirring head 17 is connected to the driving component by adjusting the position of the reaction vessel, and the driving component is controlled to move by the control component, so that the stirring head 17 stirs the reaction liquid in the reaction vessel. After the reaction is completed, the reaction vessel can be directly removed. The stirring head 17 is located in the reaction vessel, and there will be no problem that the residual liquid on the stirring paddle will drip into the oil bath pot after the container is removed, causing pollution to the silicone oil inside.

[0027] Further optimized, the drive assembly includes multiple motors 19 fixed to the base 1, the motors 19 are electrically connected to the control assembly, a magnetic connector 20 is coaxially fixed to the output shaft of the motor 19, the multiple magnetic connectors 20 are arranged in a one-to-one correspondence with the multiple stirring heads 17, and a plurality of first magnetic blocks 24 are fixed to the top surface of the magnetic connector 20 at equal intervals in the circumferential direction, and the polarities of two adjacent first magnetic blocks 24 are opposite;

[0028] A plurality of second magnetic blocks 25 are fixedly connected to the bottom wall of the stirring head 17. The plurality of second magnetic blocks 25 are arranged at equal intervals in the circumferential direction. The plurality of second magnetic blocks 25 are arranged in a one-to-one correspondence with the plurality of first magnetic blocks 24. The polarities of two adjacent second magnetic blocks 25 are opposite, and the polarities of two adjacent second magnetic blocks 25 are opposite to those of the first magnetic block 24.

[0029] The motor 19 rotates to drive the magnetic connector 20 to rotate. The magnetic connector 20 drives the stirring head 17 to rotate through the magnetic force between the multiple first magnetic blocks 24 and the multiple second magnetic blocks 25, thereby stirring the reaction liquid.

[0030] Further optimizing the solution, the control component includes a PLC controller, the PLC controller is fixed in the base 1, the PLC controller is electrically connected to an external power supply, the PLC controller is electrically connected to the motor 19, and a stirring control button 23, an oil temperature adjustment button 22 and a display screen 21 are provided on one side wall of the base 1, and the stirring control button 23, the oil temperature adjustment button 22 and the display screen 21 are all electrically connected to the PLC controller;

[0031] A thermocouple is provided around the outer circumference of the oil bath pot 3 , and a temperature sensor 14 is fixed to the inner wall of the oil bath pot 3 . Both the temperature sensor 14 and the thermocouple are electrically connected to the PLC controller.

[0032] The temperature of the oil in the oil bath 3 is sensed by the temperature sensor 14 and displayed on the display screen 21. The current of the thermocouple is adjusted by the oil temperature adjustment button 22 to control the temperature. The start and stop of each motor 19 are controlled by the stirring control button 23.

[0033] To further optimize the solution, the clamping part includes two parallel slide rails 4, the two slide rails 4 are located in the interval, the two slide rails 4 are located on opposite sides of the oil bath pot 3, and a number of columns 5 are slidably connected to the slide rails 4. The multiple columns 5 located on the two slide rails 4 are arranged in a one-to-one correspondence, and a cross beam 7 is arranged between the two corresponding columns 5. The end of the cross beam 7 is vertically slidably connected to the column 5, and a clamping assembly is provided on the cross beam 7.

[0034] The position of the clamping assembly is adjusted by sliding the column 5, thereby adjusting the position of the reaction container.

[0035] To further optimize the solution, a vertically arranged first slide groove 6 is opened on the side wall of the column 5, and the openings of the first slide groove 6 on the two corresponding columns 5 are arranged opposite to each other, and the end of the beam 7 is slidingly connected in the first slide groove 6, and a first screw 8 is rotatably connected in the first slide groove 6. The first screw 8 is arranged along the axial direction of the column 5, and the first screw 8 is threadedly connected to the end of the beam 7.

[0036] By rotating the first screw 8 , the height of the crossbeam 7 can be adjusted, thereby adjusting the water entry depth of the reaction container.

[0037] A further optimized solution is that the clamping assembly includes two second chutes 9 provided on the crossbeam 7, the second chutes 9 horizontally penetrate the crossbeam 7, and limit grooves 10 are provided on the opposite side walls of the second chutes 9. Two slide rods 11 are slidably connected in the second chutes 9, and the top and bottom walls of the slide rods 11 are fixedly connected to limit sliders 13. The two limit sliders 13 are slidably connected in the two limit grooves 10, and one end of the slide rod 11 passes through the second chute 9 and is fixedly connected to a clamping claw 15. The two clamping claws 15 fixed to the two slide rods 11 in the same second chute 9 are correspondingly arranged, and the clamping claw 15 is located directly above the oil bath pot 3;

[0038] The other ends of the two slide rods 11 in the same second slide groove 9 pass through the second slide groove 9 and are respectively threadedly connected to the two ends of the bidirectional screw 12.

[0039] The bidirectional screw 12 is rotated to move the two slide bars 11 in the same second chute 9 closer to each other, thereby clamping the reaction container. At the same time, the position of the reaction container can be adjusted by sliding the slide bars 11 in the second chute 9.

[0040] The position of the reaction vessel can be adjusted up and down, left and right, so it can adapt to reaction vessels of different diameters and heights. At the same time, multiple reaction vessels can be stirred at the same time, which is more convenient to use.

[0041] To further optimize the solution, a scraper strip 26 and an anti-slip strip 16 are attached to the concave surface of the clamping jaw 15, and the scraper strip 26 is located below the anti-slip strip 16. When the reaction container is pulled out, the oil on the outer wall of the reaction container can be scraped off by the scraper strip 26.

[0042] According to a further optimized solution, the oil bath pot 3 is connected to an oil outlet pipe 18 , which passes through the outer shell 2 and is provided with a valve.

[0043] The provision of the oil outlet pipe 18 facilitates the outflow of oil.

[0044] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

[0045] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements to the technical solutions of the present invention made by ordinary technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. Multiple magnetic stirring oil bath, characterized by: include: A base (1) is provided, wherein an outer shell (2) is fixedly connected to the top of the base (1), an oil bath (3) is provided in the outer shell (2), a gap is left between the outer shell (2) and the oil bath (3), a plurality of clamping parts are provided above the oil bath (3), the clamping parts are slidably connected in the gap, the clamping parts are used to clamp a reaction container, a stirring head (17) is provided in the reaction container, a driving component is provided corresponding to the stirring head (17), the stirring head (17) is magnetically connected to the driving component, the driving component is provided in the base (1), and the driving component is electrically connected to a control component.

2. The multi-position magnetic stirring oil bath according to claim 1, characterized in that: The driving assembly comprises a plurality of motors (19) fixedly connected to the base (1), the motors (19) being electrically connected to the control assembly, a magnetic connector (20) being coaxially fixedly connected to the output shaft of the motor (19), the plurality of magnetic connectors (20) being arranged in a one-to-one correspondence with the plurality of stirring heads (17), a plurality of first magnetic blocks (24) being fixedly connected to the top surface of the magnetic connector (20) at equal intervals in the circumferential direction, and the polarities of two adjacent first magnetic blocks (24) being opposite; A plurality of second magnetic blocks (25) are fixedly connected to the bottom wall of the stirring head (17), and the plurality of second magnetic blocks (25) are arranged at equal intervals in the circumferential direction. The plurality of second magnetic blocks (25) are arranged in a one-to-one correspondence with the plurality of first magnetic blocks (24), and the polarities of two adjacent second magnetic blocks (25) are opposite, and the polarities of two adjacent second magnetic blocks (25) are opposite to those of the first magnetic block (24).

3. The multi-position magnetic stirring oil bath according to claim 1, characterized in that: The control component includes a PLC controller, the PLC controller is fixed in the base (1), the PLC controller is electrically connected to an external power supply, the PLC controller is electrically connected to the motor (19), and a stirring control button (23), an oil temperature adjustment button (22) and a display screen (21) are provided on a side wall of the base (1), and the stirring control button (23), the oil temperature adjustment button (22) and the display screen (21) are all electrically connected to the PLC controller; A thermocouple is circumferentially arranged around the outer side of the oil bath pot (3), and a temperature sensor (14) is fixedly connected to the inner wall of the oil bath pot (3). Both the temperature sensor (14) and the thermocouple are electrically connected to the PLC controller.

4. The multi-position magnetic stirring oil bath according to claim 1, characterized in that: The clamping portion includes two parallel slide rails (4), the two slide rails (4) are located in the interval, the two slide rails (4) are located on opposite sides of the oil bath pot (3), a plurality of columns (5) are slidably connected to the slide rails (4), the plurality of columns (5) located on the two slide rails (4) are arranged in a one-to-one correspondence, a cross beam (7) is arranged between the two corresponding columns (5), the end of the cross beam (7) is vertically slidably connected to the column (5), and a clamping assembly is arranged on the cross beam (7).

5. The multi-position magnetic stirring oil bath according to claim 4, characterized in that: A vertically arranged first slide groove (6) is provided on the side wall of the column (5), and the openings of the first slide groove (6) on the two corresponding columns (5) are arranged opposite to each other. The end of the cross beam (7) is slidably connected in the first slide groove (6), and a first screw rod (8) is rotatably connected in the first slide groove (6). The first screw rod (8) is arranged along the axial direction of the column (5), and the first screw rod (8) is threadedly connected to the end of the cross beam (7).

6. The multi-position magnetic stirring oil bath according to claim 5, characterized in that: The clamping assembly includes two second slide grooves (9) provided on the crossbeam (7), the second slide groove (9) passes through the crossbeam (7) horizontally, and limiting grooves (10) are provided on the two opposite side walls of the second slide groove (9), two slide rods (11) are slidably connected in the second slide groove (9), and the top wall and the bottom wall of the slide rod (11) are fixedly connected with limiting sliders (13), and the two limiting sliders (13) are slidably connected in the two limiting grooves (10), one end of the slide rod (11) passes through the second slide groove (9) and is fixedly connected with a clamping claw (15), and the two clamping claws (15) fixed to the two slide rods (11) in the same second slide groove (9) are correspondingly arranged, and the clamping claw (15) is located directly above the oil bath pot (3); The other ends of the two slide rods (11) in the same second slide groove (9) pass through the second slide groove (9) and are respectively threadedly connected to the two ends of the bidirectional screw (12).

7. The multi-position magnetic stirring oil bath according to claim 6, characterized in that: An oil scraping strip (26) and an anti-slip strip (16) are attached to the concave surface of the clamping jaw (15), and the oil scraping strip (26) is located below the anti-slip strip (16).

8. The multi-position magnetic stirring oil bath according to claim 1, characterized in that: The oil bath pot (3) is connected to an oil outlet pipe (18), the oil outlet pipe (18) passes through the outer shell (2), and a valve is provided on the oil outlet pipe (18).

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