Rotary evaporation bottle

Abstract

The utility model discloses a rotary evaporation bottle which comprises a rotary evaporation bottle body and a threaded sleeve, a fixing assembly is arranged at the bottom end of the rotary evaporation bottle body, the fixing assembly comprises a base, a threaded rod and a suction cup base, a threaded rod is fixedly installed at the bottom end of the threaded sleeve, and the outer surface of the threaded rod is in threaded connection with a fixing base. By arranging the fixing assembly and rotating the fixing base, the suction cup base and an experiment table or other planes are tightly adsorbed, it can be ensured that enough extrusion force is generated between the suction cup base and the experiment table or other planes, the tighter and more stable adsorption effect is achieved, and the rotary evaporation bottle body is more stable and not prone to being accidentally knocked down when located at the fixed position; the stability and the reliability are improved; according to the rotary evaporation bottle, the multiple stirring blades are arranged and can rotate along with the rotary evaporation bottle body, effective stirring and mixing are formed between the multiple stirring blades and liquid in the bottle, the contact area between the liquid and the bottle wall and between the liquid and the blades can be increased, and then uniform heating of the liquid and rapid evaporation of a solvent are promoted.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental equipment, in particular to a rotary evaporation bottle. Background Art

[0002] The rotary evaporator is mainly used for continuous distillation of large amounts of volatile solvents under reduced pressure. The basic principle of the rotary evaporator is reduced pressure distillation, that is, under reduced pressure, when the solvent is distilled, the rotary evaporation flask rotates continuously to accelerate the evaporation of the solvent. The rotary evaporator is a glass bottle used in conjunction with the rotary evaporator. The rotary evaporator is a pear-shaped or round-bottomed flask with a standard ground-mouth interface. It is connected to the reduced pressure pump through a certain height reflux serpentine condenser. The other opening of the reflux condenser is connected to a receiving flask with a ground-mouth to receive the evaporated organic solvent.

[0003] When the existing rotary evaporator is placed on a laboratory table or other flat surface, it is easy to be accidentally knocked over due to external factors, the placement stability is poor, and the liquid in the rotary evaporator is heated unevenly, and the solvent evaporates slowly. Therefore, in view of the above problems, a rotary evaporator is proposed. Utility Model Content

[0004] In this embodiment, a rotary evaporator is provided to solve the problems in the prior art that when the rotary evaporator is placed on a laboratory table or other flat surface, the rotary evaporator is easily knocked over accidentally due to external factors, the placement stability is poor, the liquid in the rotary evaporator is heated unevenly, and the solvent evaporation rate is slow.

[0005] According to one aspect of the utility model, a rotary evaporator bottle is provided, comprising a rotary evaporator bottle body and a threaded sleeve, wherein a fixing assembly is arranged at the bottom end of the rotary evaporator bottle body, wherein the fixing assembly comprises a fixing seat, a screw and a suction cup seat, a threaded rod is fixedly installed at the bottom end of the threaded sleeve, a fixing seat is threadedly connected to the outer surface of the threaded rod, a fixing groove is provided inside the fixing seat, a connecting rod is fixedly installed inside the fixing groove, a mounting plate is arranged at the bottom end of the connecting rod, and a suction cup seat is fixedly connected to the bottom end of the mounting plate.

[0006] Furthermore, a mounting block is fixedly mounted on the bottom end of the rotary evaporator body.

[0007] Furthermore, the outer surface of the mounting block is provided with an external thread.

[0008] Furthermore, the interior of the threaded sleeve is provided with an internal thread.

[0009] Furthermore, the threaded sleeve and the mounting block are threadedly connected via external threads and internal threads.

[0010] Furthermore, a mounting groove is provided inside the mounting plate.

[0011] Furthermore, the bottom end of the connecting rod extends to the interior of the mounting groove and is fixedly mounted with a limiting plate.

[0012] Furthermore, the limiting plate is rotatably connected to the inside of the mounting slot.

[0013] Furthermore, a plurality of stirring blades are arranged inside the rotary evaporator body.

[0014] Furthermore, the plurality of stirring blades are evenly distributed inside the rotary evaporator body.

[0015] The utility model provides a fixing assembly and rotates the fixing seat so that the suction cup seat is tightly adsorbed to the experimental table or other planes, which can ensure that sufficient extrusion force is generated between the suction cup seat and the experimental table or other planes, thereby achieving a tighter and more stable adsorption effect, making the rotary evaporator body more stable when in a fixed position and not easy to be accidentally knocked over, thereby improving stability and reliability;

[0016] By setting a plurality of stirring blades, the plurality of stirring blades will rotate together with the rotary evaporation bottle body, effectively stirring and mixing with the liquid in the bottle, which can increase the contact area between the liquid and the bottle wall and the blades, thereby promoting uniform heating of the liquid and rapid evaporation of the solvent;

[0017] By rotating the threaded sleeve to separate the threaded sleeve from the mounting block, the suction cup seat can be conveniently installed and disassembled, so that the rotary evaporator body can adapt to different experimental environments or different experimental tables. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the utility model;

[0020] Figure 2 This is a schematic cross-sectional structure diagram of an embodiment of the utility model;

[0021] Figure 3 The utility model is a schematic diagram of the internal structure of the rotary evaporator body in a top view according to an embodiment of the utility model.

[0022] In the figure: 1. rotary evaporator body; 2. stirring blade; 3. mounting block; 4. screw; 5. fixing groove; 6. fixing plate; 7. connecting rod; 8. limiting plate; 9. suction cup seat; 10. fixing seat; 11. threaded sleeve. DETAILED DESCRIPTION

[0023] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0024] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] See also Figure 1-3 As shown, the rotary evaporator flask comprises a rotary evaporator flask body 1 and a threaded sleeve 11, the bottom end of the rotary evaporator flask body 1 is provided with a fixing assembly, the fixing assembly comprises a fixing seat 10, a threaded rod 4 and a suction cup seat 9, the bottom end of the threaded sleeve 11 is fixedly installed with a threaded rod 4, the outer surface of the threaded rod 4 is threadedly connected with the fixing seat 10, the interior of the fixing seat 10 is provided with a fixing groove 5, the interior of the fixing groove 5 is fixedly installed with a connecting rod 7, the bottom end of the connecting rod 7 is provided with a mounting plate 6, the bottom end of the mounting plate 6 is fixedly connected with the suction cup seat 9, so that the rotary evaporator flask can be stably placed on a variety of planes, including uneven or inclined surfaces, which enhances the applicability of the rotary evaporator flask and enables it to adapt to a wider range of experimental environments and conditions, and the bottom end of the rotary evaporator flask body 1 is fixedly installed with a mounting block 3.

[0026] The outer surface of the mounting block 3 is provided with external threads.

[0027] The threaded sleeve 11 is internally provided with internal threads.

[0028] The threaded sleeve 11 and the mounting block 3 are threadedly connected via external threads and internal threads.

[0029] The interior of the mounting plate 6 is provided with a mounting groove.

[0030] The bottom end of the connecting rod 7 extends to the inside of the mounting groove and is fixedly mounted with a limiting plate 8 .

[0031] The limiting plate 8 is rotatably connected to the interior of the mounting groove.

[0032] The interior of the rotary evaporator body 1 is provided with a plurality of stirring blades 2, which can increase the contact area between the liquid and the bottle wall and the blades, thereby promoting uniform heating of the liquid and rapid evaporation of the solvent.

[0033] The plurality of stirring blades 2 are evenly distributed inside the rotary evaporator body 1 .

[0034] When the utility model is in use, when the rotary evaporation bottle body 1 rotates, the multiple stirring blades 2 will rotate with the rotary evaporation bottle body 1, and effectively stir and mix with the liquid in the bottle, which can increase the contact area between the liquid and the bottle wall and the blades, thereby promoting uniform heating of the liquid and rapid evaporation of the solvent, and rotating the fixed seat 10, the fixed seat 10 drives the suction cup seat 9 to move downward while rotating, and when the suction cup seat 9 is adsorbed with the experimental bench or other planes, the suction cup seat 9 is no longer rotating, and the fixed seat 10 rotates through the connecting rod 7 to drive the limiting plate 8 to rotate and move inside the fixed groove, so that the suction cup is tightly adsorbed with the experimental bench or other planes, which can ensure that sufficient extrusion force is generated between the suction cup seat 9 and the experimental bench or other planes, and achieve a tighter and more stable adsorption effect, so that the rotary evaporation bottle body 1 is more stable when in a fixed position, not easy to be accidentally knocked down, and the stability and reliability are improved. When the suction cup seat 9 is not needed, the threaded sleeve 11 is rotated to separate the threaded sleeve 11 from the mounting block 3, and the suction cup seat 9 can be easily installed and disassembled, so that the rotary evaporation bottle body 1 can adapt to different experimental environments or different experimental benches.

[0035] The utility model is beneficial in that:

[0036] 1. By setting a fixing component and rotating the fixing seat 10, the suction cup seat 9 is tightly adsorbed to the laboratory table or other planes, which can ensure that sufficient extrusion force is generated between the suction cup seat 9 and the laboratory table or other planes, and achieve a tighter and more stable adsorption effect, so that the rotary evaporator body 1 is more stable when in a fixed position, and is not easy to be accidentally knocked over, thereby improving stability and reliability;

[0037] 2. By providing a plurality of stirring blades 2, the plurality of stirring blades 2 will rotate together with the rotary evaporation bottle body 1, and effectively stir and mix the liquid in the bottle, thereby increasing the contact area between the liquid and the bottle wall and the blades, thereby promoting uniform heating of the liquid and rapid evaporation of the solvent;

[0038] 3. By rotating the threaded sleeve 11, the threaded sleeve 11 is separated from the mounting block 3, and the suction cup seat 9 can be easily installed and removed, so that the rotary evaporator body 1 can adapt to different experimental environments or different experimental tables.

[0039] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this utility model does not involve improvements to software and methods.

[0040] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A rotary evaporator, comprising a rotary evaporator body (1) and a threaded sleeve (11), characterized in that: A fixing assembly is provided at the bottom end of the rotary evaporator body (1), the fixing assembly comprising a fixing seat (10), a threaded rod (4) and a suction cup seat (9); the threaded rod (4) is fixedly mounted at the bottom end of the threaded sleeve (11); the outer surface of the threaded rod (4) is threadedly connected to the fixing seat (10); a fixing groove (5) is provided inside the fixing seat (10); a connecting rod (7) is fixedly mounted inside the fixing groove (5); a mounting plate (6) is provided at the bottom end of the connecting rod (7); and the bottom end of the mounting plate (6) is fixedly connected to the suction cup seat (9).

2. The rotary evaporator according to claim 1, characterized in that: A mounting block (3) is fixedly mounted on the bottom end of the rotary evaporator body (1).

3. The rotary evaporator according to claim 2, characterized in that: The outer surface of the mounting block (3) is provided with an external thread.

4. The rotary evaporator according to claim 1, characterized in that: The threaded sleeve (11) is provided with an internal thread inside.

5. The rotary evaporator according to claim 3, characterized in that: The threaded sleeve (11) and the mounting block (3) are threadedly connected via external threads and internal threads.

6. The rotary evaporator according to claim 1, characterized in that: A mounting groove is provided inside the mounting plate (6).

7. The rotary evaporator according to claim 6, characterized in that: The bottom end of the connecting rod (7) extends to the interior of the installation groove and is fixedly mounted with a limiting plate (8).

8. The rotary evaporator according to claim 7, characterized in that: The limiting plate (8) is rotatably connected to the interior of the installation groove.

9. The rotary evaporator according to claim 1, characterized in that: A plurality of stirring blades (2) are arranged inside the rotary evaporator body (1).

10. The rotary evaporator according to claim 9, characterized in that: The plurality of stirring blades (2) are evenly distributed inside the rotary evaporator body (1).

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