Multi-station magnetic stirrer

Abstract

The utility model discloses a multi-station magnetic stirrer. The multi-station magnetic stirrer comprises a stirrer body, a base; the top of the base is fixedly connected with an operation table, and the left side and the right side of the operation table are movably connected with transmission mechanisms through bearing seats; the transmission mechanism comprises rotating rods, a rotating disc, L-shaped plates, gears, screws, worm wheels, shaft sleeves, supporting columns and clamping plates, the rotating rods are movably connected to the left side and the right side of the operation table through bearing seats, the rotating disc is fixedly connected to the left side of each rotating rod, and the L-shaped plates are fixedly connected to the left side and the right side of the bottom of the inner wall of the operation table. Through the arrangement of the transmission mechanism, the rotating disc can rotate clockwise to drive the rotating rod to rotate, the rotating rod rotates to drive the gear to rotate, the gear rotates to drive the worm gear to rotate, the worm gear rotates to drive the screw to rotate, the screw rotates to enable the shaft sleeve to move in the thread direction, and the shaft sleeve moves to drive the supporting column and the clamping plate to move synchronously. And the clamping plates get close to the inner side to clamp and fix the container.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic stirrers, in particular to a multi-station magnetic stirrer. Background Art

[0002] The magnetic stirrer is a laboratory instrument for liquid mixing, mainly used for stirring or heating and stirring low-viscosity liquids or solid-liquid mixtures at the same time. Its basic principle is to use the principle of like-charged repulsion and opposite-charged attraction in the magnetic field, and use the magnetic field to push the magnetic stirrer placed in the container to perform circular rotation, so as to achieve the purpose of stirring the liquid. In the comparative case, the publication number is CN216935775U. The utility model relates to the technical field of magnetic stirrers, and in particular to a multi-station adjustable magnetic stirrer. It includes a body, a control table, a fixed rod, and a workbench, characterized in that four workbenches are arranged on the upper side of the body; four clamps are arranged equidistantly on the workbench; the clamps are connected to the workbench by a rotating shaft; a pressing plate is arranged on the lower side of the clamp; the pressing plate and the clamp are connected in an L-shaped manner; the pressing plate extends to the middle of the workbench; a chuck is arranged on the upper end of the clamp; the chuck is arc-shaped: limited rubber strips are connected at both ends of the chuck.

[0003] However, in the implementation of relevant technologies, it was found that the above-mentioned multi-position adjustable magnetic stirrer has the following problems: a chuck is provided at the upper end of the clamp; the chuck is arc-shaped: limiting rubber strips are connected at both ends of the chuck to fix the beaker, and the existing magnetic stirrer cannot position the container, resulting in shaking when it touches the cup wall during stirring, which reduces the safety of using the magnetic stirrer.

[0004] Therefore, it is necessary to redesign the magnetic stirrer to effectively prevent the problem that the magnetic stirrer cannot position the container and causes shaking due to touching the cup wall during the stirring process. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a multi-position magnetic stirrer, which has the advantage of good fixing effect and solves the problem that the magnetic stirrer cannot position the container, causing it to touch the cup wall and shake during the stirring process.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-station magnetic stirrer, comprising;

[0007] Base;

[0008] The top of the base is fixedly connected with an operating table, and the left and right sides of the operating table are movably connected with a transmission mechanism through a bearing seat;

[0009] The transmission mechanism includes a rotating rod, a rotating disk, an L-shaped plate, a gear, a screw, a worm wheel, a bushing, a support column and a splint. The left and right sides of the operating table are movably connected with the rotating rod through a bearing seat, the left side of the rotating rod is fixedly connected with the rotating disk, the left and right sides of the bottom of the inner wall of the operating table are fixedly connected with the L-shaped plate, the right side of the rotating rod passes through the inside of the L-shaped plate and is fixedly connected with a gear, the left and right sides of the inner wall of the operating table are movably connected with the screw through the bearing seat, the right side of the screw passes through the inside of the L-shaped plate and is fixedly connected with a worm wheel, the bottom of the worm wheel is meshed with the top of the gear, the surface of the screw is movably sleeved with a bushing, the top of the bushing is fixedly connected with a support column, and the top of the support column passes through the top of the operating table and is fixedly connected with a splint.

[0010] As a preferred embodiment of the present invention, a slide rail is provided on the top of the operating table at a position corresponding to the support column, and the slide rail is used in conjunction with the support column.

[0011] As a preferred embodiment of the present invention, the top and the bottom of the turntable surface are fixedly connected with anti-sliding blocks, and the number of the anti-sliding blocks is several and evenly distributed.

[0012] As a preferred embodiment of the utility model, a rubber pad is fixedly connected to the right side of the clamping plate, and the rubber pad is used in conjunction with the clamping plate.

[0013] As a preferred embodiment of the present invention, the inner cavity of the shaft sleeve is provided with an oblique thread, and the shaft sleeve is used in conjunction with a screw rod.

[0014] As a preferred embodiment of the utility model, the inner cavity of the L-shaped plate is provided with a receiving groove, and the L-shaped plate is used in conjunction with a gear and a worm gear.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model can make the turntable rotate clockwise to drive the rotating rod to rotate through the setting of the transmission mechanism, the rotation of the rotating rod drives the gear to rotate, the rotation of the gear drives the worm wheel to rotate, the rotation of the worm wheel drives the screw to rotate, the rotation of the screw causes the sleeve to move along the thread direction, the movement of the sleeve drives the support column and the clamping plate to move synchronously, and the clamping plate moves inward to clamp and fix the container. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 Sectional view of the center operating table structure;

[0019] Figure 3 For this utility model Figure 2 Sectional view of the middle L-shaped plate structure;

[0020] Figure 4 For this utility model Figure 1 Three-dimensional diagram of the middle splint structure.

[0021] In the figure: 1. base; 2. operating table; 3. transmission mechanism; 31. rotating rod; 32. turntable; 33. L-shaped plate; 34. gear; 35. screw; 36. worm gear; 37. bushing; 38. support column; 39. splint; 4. slide rail; 5. anti-sliding block; 6. rubber pad. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figures 1 to 4 As shown, the utility model provides a multi-station magnetic stirrer, comprising:

[0024] Base 1;

[0025] The top of the base 1 is fixedly connected with an operating table 2, and the left and right sides of the operating table 2 are movably connected with a transmission mechanism 3 through a bearing seat;

[0026] The transmission mechanism 3 includes a rotating rod 31, a rotating disk 32, an L-shaped plate 33, a gear 34, a screw 35, a worm gear 36, a sleeve 37, a support column 38 and a clamping plate 39. The left and right sides of the operating platform 2 are movably connected with the rotating rod 31 through a bearing seat, the left side of the rotating rod 31 is fixedly connected with the rotating disk 32, the left and right sides of the bottom of the inner wall of the operating platform 2 are fixedly connected with the L-shaped plate 33, the right side of the rotating rod 31 passes through the inside of the L-shaped plate 33 and is fixedly connected with the gear 34, the left and right sides of the inner wall of the operating platform 2 are movably connected with the screw 35 through a bearing seat, the right side of the screw 35 passes through the inside of the L-shaped plate 33 and is fixedly connected with the worm gear 36, the bottom of the worm gear 36 is meshed with the top of the gear 34, the surface of the screw 35 is movably sleeved with a sleeve 37, the top of the sleeve 37 is fixedly connected with the support column 38, and the top of the support column 38 passes through the top of the operating platform 2 and is fixedly connected with the clamping plate 39.

[0027] refer to Figure 2 A slide rail 4 is provided on the top of the operating table 2 and corresponds to the position of the support column 38 , and the slide rail 4 is used in conjunction with the support column 38 .

[0028] As a technical optimization solution of the present invention, the slide rail 4 can assist the support column 38 in working and play a limiting role, thereby avoiding the deviation of the support column 38 during the movement.

[0029] refer to Figure 2 The top and bottom of the surface of the turntable 32 are fixedly connected with anti-sliding blocks 5, and the number of anti-sliding blocks 5 is several and evenly distributed.

[0030] As a technical optimization solution of the present invention, the anti-sliding block 5 can assist the turntable 32 in working and increase the friction resistance, thereby preventing the turntable 32 from slipping during rotation.

[0031] refer to Figure 3 The right side of the clamping plate 39 is fixedly connected with a rubber pad 6, and the rubber pad 6 is used in conjunction with the clamping plate 39.

[0032] As a technical optimization solution of the utility model, the rubber pad 6 can assist the clamping plate 39 in working and play a protective role, thereby avoiding the phenomenon of scratches and damage caused by direct contact between the clamping plate 39 and the container.

[0033] refer to Figure 2 The inner cavity of the shaft sleeve 37 is provided with an oblique thread, and the shaft sleeve 37 is used in conjunction with the screw rod 35.

[0034] As a technical optimization solution of the present invention, the setting of the shaft sleeve 37 can assist the screw rod 35 in working, thereby preventing the shaft sleeve 37 from slipping during the movement of the screw rod 35 when the screw rod 35 is working.

[0035] refer to Figure 3 The inner cavity of the L-shaped plate 33 is provided with a receiving groove, and the L-shaped plate 33 is used in conjunction with the gear 34 and the worm gear 36.

[0036] As a technical optimization solution of the utility model, the L-shaped plate 33 is provided to enable the gear 34 and the worm wheel 36 to rotate synchronously, thereby preventing the gear 34 and the worm wheel 36 from being unable to rotate and work inside the L-shaped plate 33 .

[0037] The working principle and use process of the utility model are as follows: when in use, place the container on the top of the operating table 2, and then rotate the turntable 32 clockwise. The rotation of the turntable 32 drives the rotating rod 31 to rotate, the rotation of the rotating rod 31 drives the gear 34 to rotate, the rotation of the gear 34 drives the worm wheel 36 to follow the rotation, the rotation of the worm wheel 36 drives the screw 35 to rotate, the rotation of the screw 35 causes the shaft sleeve 37 to be screwed out along the oblique thread, the movement of the shaft sleeve 37 drives the support column 38 and the clamping plate 39 to move synchronously, and the clamping plates 39 approach each other to clamp and fix the container.

[0038] To sum up: the multi-station magnetic stirrer, through the use of a base 1, an operating table 2, a transmission mechanism 3, a rotating rod 31, a turntable 32, an L-shaped plate 33, a gear 34, a screw 35, a worm gear 36, a sleeve 37, a support column 38 and a clamping plate 39, solves the problem that the existing magnetic stirrer cannot position the container, resulting in shaking when it touches the cup wall during the stirring process.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-station magnetic stirrer, characterized in that: include: Base (1); The top of the base (1) is fixedly connected to an operating table (2), and the left and right sides of the operating table (2) are movably connected to a transmission mechanism (3) via a bearing seat; The transmission mechanism (3) comprises a rotating rod (31), a rotating disk (32), an L-shaped plate (33), a gear (34), a screw rod (35), a worm wheel (36), a shaft sleeve (37), a support column (38) and a clamping plate (39); the left and right sides of the operating table (2) are movably connected to the rotating rod (31) via a bearing seat; the left side of the rotating rod (31) is fixedly connected to the rotating disk (32); the left and right sides of the bottom of the inner wall of the operating table (2) are fixedly connected to the L-shaped plate (33); the right side of the rotating rod (31) penetrates to the inner fixed part of the L-shaped plate (33); The operating table (2) is fixedly connected with a gear (34). The left and right sides of the inner wall of the operating table (2) are movably connected with screw rods (35) through bearing seats. The right side of the screw rod (35) passes through the inside of the L-shaped plate (33) and is fixedly connected with a worm gear (36). The bottom of the worm gear (36) is meshed with the top of the gear (34). The surface of the screw rod (35) is movably sleeved with a shaft sleeve (37). The top of the shaft sleeve (37) is fixedly connected with a support column (38). The top of the support column (38) passes through the top of the operating table (2) and is fixedly connected with a clamping plate (39).

2. A multi-station magnetic stirrer according to claim 1, characterized in that: A slide rail (4) is provided on the top of the operating table (2) and at a position corresponding to the support column (38), and the slide rail (4) is used in conjunction with the support column (38).

3. A multi-station magnetic stirrer according to claim 1, characterized in that: The top and bottom of the surface of the rotating disk (32) are both fixedly connected with anti-sliding blocks (5), and the number of the anti-sliding blocks (5) is several and evenly distributed.

4. A multi-station magnetic stirrer according to claim 1, characterized in that: A rubber pad (6) is fixedly connected to the right side of the clamping plate (39), and the rubber pad (6) is used in conjunction with the clamping plate (39).

5. A multi-station magnetic stirrer according to claim 1, characterized in that: The inner cavity of the shaft sleeve (37) is provided with an oblique thread, and the shaft sleeve (37) is used in conjunction with the screw rod (35).

6. A multi-station magnetic stirrer according to claim 1, characterized in that: The inner cavity of the L-shaped plate (33) is provided with a receiving groove, and the L-shaped plate (33) is used in conjunction with the gear (34) and the worm gear (36).

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