CN211537577U

CN211537577U - Magnetic stirrer

Info

Publication number: CN211537577U
Application number: CN202020016964.6U
Authority: CN
Inventors: 侯湃; 丁旺; 范龙
Original assignee: Clover Beijing Ecology Technology Co ltd
Current assignee: Clover Beijing Ecology Technology Co ltd
Priority date: 2020-01-04
Filing date: 2020-01-04
Publication date: 2020-09-22
Anticipated expiration: 2030-01-04

Abstract

The utility model relates to a magnetic stirrer, including the base, set up workstation on the base, set up adjusting part on the base, set up the temperature-detecting subassembly on adjusting part and set up the control panel on the base, be provided with two parallel and the side shield of interval arrangement on the workstation, two the side shield is horizontal respectively and slides and is connected with the arc splint that are used for the centre gripping container, two the opening of arc splint sets up relatively, two the side shield is provided with the drive assembly who is used for ordering about arc splint centre gripping container respectively, the drive assembly is including setting up in the rack of side shield and setting up in the gear of rack, the extending direction of rack is unanimous with the sliding direction of arc splint, the arc splint keep away from the one end and the rack connection of container, the gear is connected with tooth meshing mutually. Which has the effect of securing the container.

Description

Magnetic stirrer

Technical Field

The utility model belongs to the technical field of the technique of laboratory glassware and specifically relates to a magnetic stirrers is related to.

Background

The magnetic stirrer utilizes the principle of magnetic field and vortex to put liquid into the container, and then simultaneously puts the stirrer into the liquid, and when the base generates the magnetic field, the stirrer is driven to circularly move to achieve the aim of stirring the liquid, so that the magnetic stirrer is suitable for stirring or heating and stirring simultaneously, and is suitable for liquid or solid-liquid mixture with low viscosity.

Chinese patent with publication number CN202893269U discloses a magnetic stirrer, which comprises a casing, a magnetic stirring motor, a workbench and a magnetic rotor, wherein the inside of the casing is provided with at least one magnetic stirring motor, the top of the casing is provided with a workbench directly above each magnetic stirring motor, the output shaft of the magnetic stirring motor is matched with the workbench, magnets are arranged on the output shaft of the magnetic stirring motor below the workbench, each workbench is provided with a magnetic rotor and fixed on a bracket on the casing, and the workbench is connected with a temperature controller.

The technical scheme has the following problems: although the magnetic stirrer can stir different solutions simultaneously and shorten the working time, the solution is shaken and continuously collides with the container in the process of stirring the solution by the magnetic rotor, so that the container moves on the workbench, the container is easily dropped onto the machine shell from the workbench, the container is broken, and the solution in the container is scattered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a magnetic stirrer, it has the effect of fixed container.

The utility model discloses a can realize through following technical scheme:

the utility model provides a magnetic stirrer, includes the base, set up workstation on the base, set up adjusting part on the base, set up temperature-detecting subassembly on adjusting part and set up the control panel on the base, be provided with the side shield that two parallels and interval were arranged on the workstation, two the side shield is horizontal respectively and slides and is connected with the arc splint that are used for the centre gripping container, two the opening of arc splint sets up relatively, two the side shield is provided with the drive assembly who is used for ordering about arc splint centre gripping container respectively, drive assembly is including setting up in the rack of side shield and setting up in the gear of rack, the extending direction of rack is unanimous with the direction of sliding of arc splint, the one end and the rack connection that the container was kept away from to the arc splint, the gear is connected with tooth meshing mutually.

Through adopting above-mentioned technical scheme, the rotating gear, the gear is connected with the rack meshing mutually, and the gear area rack slides, and the rack takes the arc splint to slide when gliding, and the arc splint slides towards the one side that is close to the container, stops the rotation to the gear when two arc splints slide to the centre gripping container, through the centre gripping of two arc splints to the container, makes the container remain stable when the stirring, can not take place to rock, reduces the unrestrained of solution.

The utility model discloses further set up to: the guide way has been seted up to the inside of side shield, the extending direction of guide way is unanimous with the extending direction of rack, the rack is located the guide way and slides with the guide way and is connected, two the sliding groove that communicates with the guide way is seted up respectively to one side that the side shield is relative, the extending direction in sliding groove is unanimous with the extending direction of guide way, the one end of arc splint stretch into the sliding groove and slide with the sliding groove and be connected, the arc splint locate with the rack junction in the position that sliding groove and guide way communicate mutually, the rotation groove of intercommunication guide way is seted up at the top of side shield, gear revolve connect in the rotation inslot and mesh mutually with the rack.

Through adopting above-mentioned technical scheme, the gear is rotating inslot and rack intermeshing, and gear engagement takes the rack to slide in the guide way, and the rack is more stable when sliding in the guide way, takes the arc splint to slide in the slide way when the rack slides, and similarly, the arc splint can keep stable glide direction when sliding in the slide way.

The utility model discloses further set up to: the side shield rotates and is connected with the axis of rotation, the central point of axis of rotation and gear puts department fixed connection, the side shield is provided with the joint subassembly that is used for carrying out the joint to the axis of rotation.

Through adopting above-mentioned technical scheme, the setting up of axis of rotation has made things convenient for and has operated the gear, can improve work efficiency.

The utility model discloses further set up to: the joint subassembly is two sets of, and is two sets of the joint subassembly is located the both sides of the radial direction of rotation dead axle respectively, the joint subassembly is including setting up the loop bar in the sleeve is located to side shield's sleeve, cover, setting up in the arc joint board of loop bar and setting up in the sleeve and lie in the compression elastic component between loop bar and the sleeve diapire, the axis of loop bar sets up with the axis direction of axis of rotation is perpendicular, the loop bar slides along telescopic axis direction is reciprocal, the arc joint board is connected with the one end that the loop bar is located the sleeve, the arc joint board deviates from one side of loop bar and the outer peripheral face of axis of rotation and laminates the setting mutually.

Through adopting above-mentioned technical scheme, when the axis of rotation rotates the back and needs to be fixed, the loop bar moves towards one side that is close to the axis of rotation outside the loop bar roll-off sleeve and taking arc joint board under the effect of the compression elastic component in the sleeve, laminates mutually to the outer peripheral face of axis of rotation until arc joint board, and arc joint board through two relative settings is laminated fixedly to the axis of rotation, makes the axis of rotation be difficult for carrying out circumferential rotation.

The utility model discloses further set up to: one side of the arc-shaped clamping and connecting plate, which is far away from the sleeve rod, is provided with a positioning block, the position of the outer peripheral surface of the rotating shaft, which corresponds to the positioning block, is provided with a positioning groove, and the positioning block is positioned in the positioning groove.

Through adopting above-mentioned technical scheme, the locating piece of arc joint board is positioned in the constant head tank of axis of rotation, makes the joint effect of arc joint board to the axis of rotation more firm.

The utility model discloses further set up to: the side shield is provided with the runner assembly that is used for driving two loop bars to keep away from each other, the runner assembly is including setting up in the horizontal bar of side shield, slides and sets up in the vertical pole of horizontal bar, rotates two hinge bars of connecting in the vertical pole, the slip hole has been seted up to the horizontal bar, the vertical slip hole setting of just wearing to locate the horizontal bar of vertical bar, two the one end of hinge bar is articulated with two arc joint boards respectively, the other end all articulates with the tip of vertical pole, two hinge bar cross arrangement and hinge bar and arc joint board, vertical pole articulated axis and the axis parallel arrangement of axis of rotation.

Through adopting above-mentioned technical scheme, promote vertical pole, make vertical pole slide in the sliding hole of horizontal bar, vertical pole is pushing away the hinge bar when gliding and is rotating, two hinge bars are in the pivoted time, the contained angle between two hinge bar upper ends is bigger and bigger, the upper end of hinge bar takes arc joint board to remove when keeping away from each other, make arc joint board remove towards the one side of keeping away from the axis of rotation, from this, can conveniently the control to arc joint board.

The utility model discloses further set up to: and a rocker is arranged at one end of the rotating shaft, which is positioned outside the side baffle.

Through adopting above-mentioned technical scheme, the setting up of rocker is convenient to be operated the axis of rotation.

The utility model discloses further set up to: and a buffer cushion is arranged on one side of the arc-shaped clamping plate, which is attached to the container.

Through adopting above-mentioned technical scheme, the setting up of blotter can make arc splint and one side of container laminating have certain buffering effect, avoids the arc splint to cause the damage to the container.

The utility model discloses further set up to: the temperature detection assembly comprises a temperature controller and a thermocouple, the control panel is electrically connected with the thermocouple through a lead, and the temperature controller is electrically connected with the control panel.

By adopting the technical scheme, the thermocouple can detect the temperature of the solution in the container and display the temperature on the control panel, and the temperature of the temperature controller is adjusted by adjusting the control panel, so that the temperature of the solution is changed.

The utility model discloses further set up to: the compression spring comprises a compression spring.

Through adopting above-mentioned technical scheme, compression spring simple structure, simple to operate.

To sum up, the utility model discloses a beneficial technological effect does:

the container stirring device comprises a gear, a rack, an arc clamping plate, a gear, a clamping plate and a clamping plate, wherein the gear is meshed and connected with the rack, the gear drives the rack to slide, the rack drives the arc clamping plate to slide while sliding, the arc clamping plate slides towards one side close to a container, the gear stops rotating when the two arc clamping plates slide to clamp the container, and the container is clamped by the two arc clamping plates, so that the container is kept stable during stirring, the container cannot shake, and the sprinkling of a solution is reduced;

secondly, when the rotating shaft needs to be fixed after rotating, the loop bar slides out of the sleeve and drives the arc clamping plates to move towards one side close to the rotating shaft under the action of the compression elastic piece in the sleeve until the arc clamping plates are attached to the outer peripheral surface of the rotating shaft, and the rotating shaft is attached and fixed through the two oppositely arranged arc clamping plates, so that the rotating shaft is not easy to rotate in the circumferential direction;

third, the setting of blotter can make one side of arc splint and container laminating have certain buffering effect, avoids the arc splint to cause the damage to the container.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic partial cross-sectional view of an embodiment of the invention;

FIG. 4 is an exploded view of the embodiment of the present invention between the rotating shaft and the clamping assembly;

FIG. 5 is a partial schematic view of the embodiment of the present invention between the rotating shaft and the rotating assembly;

fig. 6 is an enlarged view of a portion B in fig. 5.

In the figure, 1, a base; 2. a work table; 21. an annular mounting groove; 31. erecting a rod; 32. a slide cylinder; 321. fixing the bolt; 33. a U-shaped clamp; 41. a temperature controller; 42. a thermocouple; 421. a wire; 5. a control panel; 6. a side dam; 61. an arc-shaped splint; 611. a cushion pad; 62. a guide groove; 63. a rotating groove; 64. a rotating seat; 65. a rotating shaft; 651. a rocker; 652. positioning a groove; 66. a sliding groove; 7. a drive assembly; 71. a gear; 72. a rack; 81. a sleeve; 82. a compression spring; 83. a loop bar; 84. an arc-shaped clamping and connecting plate; 841. positioning blocks; 91. a horizontal bar; 92. a vertical rod; 921. a limiting block; 93. a hinged lever; 931. a first hinge shaft; 932. a second hinge shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a magnetic stirrer, including base 1, workstation 2, adjusting part, temperature-detecting component and control panel 5.

The adjusting component comprises an upright rod 31, a sliding barrel 32 and a U-shaped clamp 33, the upright rod 31 is vertically arranged, and the lower end of the upright rod 31 is welded with the upper surface of the base 1. The sliding barrel 32 is transversely arranged, a sliding hole is formed in the sliding barrel 32, and the upper end of the upright rod 31 penetrates through the sliding hole of the sliding barrel 32 and is connected with the sliding barrel 32 in a sliding mode.

The side wall of the sliding cylinder 32 is provided with a threaded hole communicated with the sliding hole, the sliding cylinder 32 slides on the upright rod 31 and is fixed by a fixing bolt 321, the fixing bolt 321 is in threaded connection with the threaded hole of the sliding cylinder 32, and the end part of the fixing bolt 321 is abutted against the outer surface of the upright rod 31.

A U-shaped clip 33 is welded to the end of the slide cylinder 32 remote from the threaded hole.

The temperature sensing assembly includes a temperature controller 41 disposed below the table 2 and a thermocouple 42 disposed within the clevis 33. The control panel 5 and the thermocouple 42 are electrically connected by a wire 421, and the temperature controller 41 is electrically connected to the control panel 5. One end of the thermocouple 42 is immersed in the solution in the container, the temperature of the solution is detected by the thermocouple 42 and displayed on the control panel 5, and the temperature of the solution in the container is changed by adjusting the temperature of the temperature controller 41 by a button on the control panel 5.

Workstation 2 is placed in temperature controller 41's top, and workstation 2 is the rectangle, and annular mounting groove 21 has been seted up along workstation 2's edge to workstation 2's upper surface, and two side shield 6 have been welded in the annular mounting groove 21, and two side shield 6 are parallel and the interval is arranged, and the length direction of side shield 6 is unanimous with the length side of workstation 2.

Two side shield 6 are connected with the arc splint 61 that are used for the centre gripping container respectively horizontal sliding, and the opening of two arc splint 61 sets up relatively, and arc splint 61 bonds with one side that the container was laminated mutually and has blotter 611. The opposite sides of the two side baffles 6 are respectively provided with a sliding groove 66, and the sliding grooves 66 extend along the extending direction of the side baffles 6. One end of the arc-shaped clamping plate 61 is positioned in the sliding groove 66 of the side baffle 6 and is connected with the sliding groove 66 in a sliding way.

Referring to fig. 1 and 3, the two side baffles 6 are respectively provided with a driving assembly 7 for driving the arc-shaped clamping plates 61 to clamp the container; the driving assembly 7 comprises a rack 72 and a gear 71, the side baffle 6 is internally provided with a guide groove 62, the extension direction of the guide groove 62 is consistent with that of the sliding groove 66, and the side wall of the guide groove 62 is communicated with the sliding groove 66. The rack 72 is mounted in the guide groove 62, the extending direction of the rack 72 coincides with the extending direction of the guide groove 62, and the rack 72 slides in the extending direction of the guide groove 62. One end of the arc-shaped clamp plate 61 is welded to the rack 72 at a position where the slide groove 66 and the guide groove 62 communicate with each other.

The upper surface of the side baffle 6 is provided with a rotating groove 63, the bottom of the rotating groove 63 is communicated with the guide groove 62, one part of the gear 71 is positioned in the rotating groove 63 and is meshed with the rack 72, the other part of the gear 71 is positioned outside the rotating groove 63, and the center of the gear 71 is positioned outside the rotating groove 63.

Referring to fig. 2 and 3, two semicircular rotating seats 64 are welded to the upper surface of the side baffle 6, the two rotating seats 64 are respectively located on two sides of the gear 71 along the axial direction of the gear, and a rotating hole is formed in each rotating seat 64. The side baffle 6 is provided with a rotating shaft 65, the rotating shaft 65 is horizontally arranged, the axial direction of the rotating shaft 65 is perpendicular to the sliding direction of the rack 72, one end of the rotating shaft 65 sequentially penetrates through the rotating seat 64 and the gear 71, and the rotating shaft 65 is fixedly connected with the central position of the gear 71 and is rotatably connected with the rotating seat 64.

Referring to fig. 1 and 4, the side guard 6 is provided with two sets of clamping assemblies for clamping the rotating shaft 65, and the two sets of clamping assemblies are respectively located on two sides of the rotating shaft 65 in the radial direction. The clamping assembly comprises a sleeve 81, a sleeve rod 83, an arc-shaped clamping plate 84 and a compression elastic piece, the sleeve 81 is a square long tube, one end of the sleeve 81 is an open end, the other end of the sleeve 81 is a closed end, the open ends of the two sleeves 81 are oppositely arranged, the open ends of the sleeves 81 are arranged towards the rotating shaft 65, one end of the sleeve rod 83 is sleeved in the sleeve 81, the sleeve rod 83 slides in a reciprocating mode along the axis direction of the sleeve 81, and the axis of the sleeve rod 83 is perpendicular to the axis direction of the rotating shaft 65.

The inner curved surfaces of the two arc-shaped clamping plates 84 are attached to the outer peripheral surface of the rotating shaft 65, and one side of the arc-shaped clamping plate 84, which is far away from the rotating shaft 65, is welded with one end of the sleeve rod 83, which is located outside the sleeve 81.

The compression elastic member comprises a compression spring 82, the compression spring 82 is located in the sleeve 81 and located between the closed end of the sleeve 81 and the loop bar 83, one end of the compression spring 82 is welded with the closed end of the sleeve 81, and the other end of the compression spring is welded with the loop bar 83.

The positioning block 841 is welded on the inner curved surface of the arc-shaped snap-in plate 84, the positioning groove 652 is formed in the position of the outer peripheral surface of the rotating shaft 65 corresponding to the positioning block 841, and the positioning block 841 is positioned in the positioning groove 652 when the inner curved surface of the arc-shaped snap-in plate 84 is fitted on the outer peripheral surface of the rotating shaft 65.

Referring to fig. 1, 5 and 6, the side guard 6 is provided with a rotating assembly for driving the two loop bars 83 away from each other, and the rotating assembly is located below the rotating shaft 65.

The rotating assembly comprises a cross bar 91, a vertical rod 92 and two hinge rods 93, the cross bar 91 is horizontally arranged and welded on one side of the side baffle 6 departing from the container, the vertical rod 92 is vertically arranged, and the axis of the vertical rod 92 is perpendicular to the axis direction of the rotating shaft 65. The horizontal bar 91 is provided with a sliding hole matched with the vertical bar 92, the sliding hole of the horizontal bar 91 is penetrated through the upper end of the vertical bar 92 and is connected with the horizontal bar 91 in a sliding manner, and the lower end of the vertical bar 92 is welded with a limiting block 921. Two articulated rods 93 are located between horizontal bar 91 and arc joint board 84, and two articulated rods 93 are alternately arranged, and the one end of two articulated rods 93 is articulated through first articulated shaft 931 and two arc joint board 84 respectively, and the other end all is articulated through the tip of second articulated shaft 932 and vertical pole 92. The axial directions of the first hinge shaft 931 and the second hinge shaft 932 are arranged in parallel with the axial direction of the rotating shaft 65.

A rocker 651 is welded at one end of the rotating shaft 65, which is located outside the side baffle 6, and the rocker 651 is arranged in an L shape.

The implementation principle of the embodiment is as follows: when the container needs to be clamped and fixed, the vertical rod 92 is pushed to enable the vertical rod 92 to slide in the sliding hole of the cross bar 91, the vertical rod 92 pushes the two hinge rods 93 to rotate while sliding, the two hinge rods 93 can be far away from each other under the pushing action of the vertical rod 92 at the upper ends of the two hinge rods 93, the hinge rods 93 drive the sleeve rod 83 to move in the sleeve 81 while being far away, the sleeve rod 83 drives the arc-shaped clamping plate 84 to be separated from the outer wall of the rotating shaft 65, and the separated arc-shaped clamping plate 84 has no clamping effect on the rotating shaft 65; at this time, the rocker 651 is rotated to rotate the rocker 651 with the rotating shaft 65, the rotating shaft 65 rotates with the gear 71, the gear 71 rotates in the rotating groove 63 of the side guard 6, the gear 71 engages with the rack 72 to move, the rack 72 slides in the guide groove 62, the rack 72 drives the arc-shaped clamp 61 to slide in the sliding groove 66 while sliding, the two arc-shaped clamps 61 move in the direction of approaching each other, when the cushion 611 of the arc-shaped clamp 61 is fitted to the outer side wall of the container, the rotation of the rocker 651 is stopped, at this time, no external force is applied to the vertical rod 92, the sleeve 83 moves out of the sleeve 81 under the action of the compression spring 82 in the sleeve 81, the sleeve 83 pushes the arc-shaped clamping plate 84 to be fitted to the outer circumferential surface of the rotating shaft 65 again, while the arc-shaped clamping plate 84 is fitted, the positioning block 841 of the arc-shaped clamping plate 84 is positioned in the positioning groove 652 of the rotating shaft 65, the clamping strength of the rotating shaft 65 is more stable.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a magnetic stirrer, includes base (1), sets up workstation (2) on base (1), sets up adjusting part on base (1), sets up temperature-detecting subassembly on adjusting part and sets up control panel (5) on base (1), its characterized in that: the workbench (2) is provided with two side baffles (6) which are arranged in parallel and at intervals, the two side baffles (6) are respectively connected with an arc-shaped clamping plate (61) used for clamping a container in a horizontal sliding mode, openings of the two arc-shaped clamping plates (61) are oppositely arranged, and the two side baffles (6) are respectively provided with a driving assembly (7) used for driving the arc-shaped clamping plates (61) to clamp the container;

drive assembly (7) are including setting up in rack (72) of side shield (6) and setting up in gear (71) of rack (72), the extending direction of rack (72) is unanimous with the glide direction of arc splint (61), the one end that the container was kept away from in arc splint (61) is connected with rack (72), gear (71) are connected with tooth looks meshing.

2. A magnetic stirrer according to claim 1, wherein: a guide groove (62) is formed in the side baffle (6), the extending direction of the guide groove (62) is consistent with the extending direction of the rack (72), the rack (72) is positioned in the guide groove (62) and is connected with the guide groove (62) in a sliding way, one side of the two side baffles (6) which is opposite to each other is respectively provided with a sliding groove (66) communicated with the guide groove (62), the extending direction of the sliding groove (66) is consistent with the extending direction of the guide groove (62), one end of the arc-shaped clamping plate (61) extends into the sliding groove (66) and is connected with the sliding groove (66) in a sliding way, the arc-shaped clamping plate (61) is connected with the rack (72) at the position where the sliding groove (66) is communicated with the guide groove (62), the top of the side baffle (6) is provided with a rotating groove (63) communicated with the guide groove (62), the gear (71) is rotatably connected in the rotating groove (63) and meshed with the rack (72).

3. A magnetic stirrer according to claim 2, wherein: side shield (6) rotate and are connected with axis of rotation (65), the central point of axis of rotation (65) and gear (71) puts department fixed connection, side shield (6) are provided with the joint subassembly that is used for carrying out the joint to axis of rotation (65).

4. A magnetic stirrer according to claim 3, wherein: the joint subassembly is two sets of, and is two sets of the joint subassembly is located axis of rotation (65) along the both sides of radial direction respectively, the joint subassembly is including setting up sleeve (81), the cover of side shield (6) locate loop bar (83) in sleeve (81), set up in arc joint board (84) of loop bar (83) and set up in sleeve (81) and be located the compression elastic component between loop bar (83) and sleeve (81) diapire, the axis of loop bar (83) sets up with the axis direction of axis of rotation (65) is perpendicular, the axis direction reciprocating of sleeve (81) is slided in loop bar (83), arc joint board (84) and loop bar (83) are located sleeve (81) outer one end and are connected, one side that arc joint board (84) deviate from loop bar (83) is laminated with the outer peripheral face of axis of rotation (65) and is set up mutually.

5. A magnetic stirrer according to claim 4, wherein: one side that arc joint board (84) deviate from loop bar (83) is provided with locating piece (841), constant head tank (652) have been seted up with locating piece (841) corresponding position department in the outer peripheral face of axis of rotation (65), locating piece (841) are located constant head tank (652).

6. A magnetic stirrer according to claim 5, wherein: side shield (6) are provided with the runner assembly who is used for driving two loop bars (83) to keep away from each other, runner assembly is including setting up in horizontal bar (91) of side shield (6), slides and sets up in vertical pole (92), two articulated mast (93) of rotation connection in vertical pole (92) of horizontal bar (91), the slip hole has been seted up in horizontal bar (91), vertical pole (92) are vertical and wear to locate the slip hole setting of horizontal bar (91), two the one end of articulated mast (93) is articulated with two arc joint board (84) respectively, the other end all is articulated with the tip of vertical pole (92), two articulated mast (93) cross arrangement and articulated mast (93) and arc joint board (84), vertical pole (92) articulated axis and axis parallel arrangement of axis of rotation (65).

7. A magnetic stirrer according to claim 3, wherein: and a rocker (651) is arranged at one end of the rotating shaft (65) which is positioned outside the side baffle (6).

8. A magnetic stirrer according to claim 1, wherein: and a buffer pad (611) is arranged on one side of the arc-shaped clamping plate (61) attached to the container.

9. A magnetic stirrer according to claim 1, wherein: the temperature detection assembly comprises a temperature controller (41) and a thermocouple (42), the control panel (5) is electrically connected with the thermocouple (42) through a lead (421), and the temperature controller (41) is electrically connected with the control panel (5).

10. A magnetic stirrer according to claim 4, wherein: the compression spring includes a compression spring (82).