Double-speed dispersing and mixing device for laboratory

Abstract

The utility model discloses a laboratory double-speed dispersing and mixing device which comprises a base, a rack is mounted on the base, an inner shaft driving assembly is mounted at the top of the rack and connected with the top end of an inner rotating shaft, the bottom end of the inner rotating shaft extends into a material cylinder to be connected with an inner stirring paddle, and the bottom of the material cylinder is connected with a lifting assembly. The lifting assembly is installed on the base, the outer side of the inner rotating shaft is rotationally connected with a sleeve, the bottom of the sleeve is connected with the upper end of an outer rotating shaft, the lower end of the outer rotating shaft extends into the material cylinder to be connected with a stirring scraper, the outer portion of the sleeve is rotationally connected with an outer sleeve, the top of the sleeve is connected with an outer shaft driving assembly, and the top end of the outer sleeve is connected with a rack; and the cylinder cover and the material cylinder are mounted in an up-and-down aligned manner. According to the mixing device, the two stirring shafts are adopted for stirring, differential stirring can be achieved through the two stirring shafts, multi-dimensional dispersion and mixing are achieved, and materials are homogenized more sufficiently and rapidly.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing equipment, in particular to a double-speed dispersing mixing device for a laboratory. Background Art

[0002] When conducting experiments in the laboratory, sometimes mixed materials with high viscosity or consistency are needed. However, due to the high viscosity or consistency of the materials and poor flowability, the existing stirring equipment is prone to cause the materials to stick to the wall or remain near the inner wall of the kettle during stirring, affecting the uniform mixing of the materials, resulting in a decrease in production capacity and product quality. It is impossible to shear, impact, crush, and disperse the materials in the tank or kettle at high speed, thereby failing to achieve the state of rapid mixing, dissolution, dispersion, and refinement. Utility Model Content

[0003] The utility model aims to provide a dual-speed dispersing and mixing device for laboratory use, so as to solve the problems mentioned in the background technology. To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dual-speed dispersing and mixing device for laboratory use, comprising a base, a frame installed on the base, an inner shaft driving assembly installed on the top of the frame, the inner shaft driving assembly connected to the top of the inner rotating shaft, the bottom of the inner rotating shaft extends into the inside of the material cylinder to connect the inner stirring paddle, the bottom of the material cylinder is connected to the lifting assembly, the lifting assembly is installed on the base, the outer side of the inner rotating shaft is rotatably connected to the sleeve, the bottom of the sleeve is connected to the upper end of the outer rotating shaft, the lower end of the outer rotating shaft extends into the inside of the material cylinder to connect the stirring scraper, the outer side of the sleeve is rotatably connected to the outer sleeve, the top of the sleeve is connected to the outer shaft driving assembly, the top of the outer sleeve is connected to the frame, and the lower end is connected to the cylinder cover, and the cylinder cover is installed in an aligned manner with the position of the material cylinder; the lifting assembly comprises a lifting plate, the lifting plate is installed at the bottom of the material cylinder, the bottom of the lifting plate is connected to the cylinder, the cylinder is connected to the cylinder pump, the bottom of the cylinder and the cylinder pump are installed on the base, the rear end of the lifting plate is connected to a slider, the slider is slidably connected to the slide rail, and the slide rail is installed on the frame.

[0004] Preferably, a folding cover is installed between the lifting plate and the base, and the folding cover covers the outside of the cylinder.

[0005] Preferably, the inner shaft drive assembly includes an inner shaft drive motor, the inner shaft drive motor is installed on the frame, the output end of the inner shaft drive motor is connected to the inner shaft drive wheel, the inner shaft drive wheel is connected to the inner shaft driven wheel through a drive belt, and the inner shaft driven wheel is installed on the top of the inner rotating shaft.

[0006] Preferably, the external shaft drive assembly includes an external shaft drive motor, the external shaft drive motor is installed on the frame, the external shaft drive motor is connected to the external shaft drive sprocket, the external shaft drive sprocket is connected to the external shaft driven sprocket through a drive chain, and the external shaft driven sprocket is installed on the top of the sleeve.

[0007] Preferably, the stirring scraper is an arc-shaped structure and fits closely with the inner wall of the material cylinder.

[0008] Preferably, a roller is installed at the bottom of the base.

[0009] The technical effects and advantages of the utility model are as follows: the mixing device adopts two stirring shafts for stirring, and the two stirring shafts can realize differential stirring, thereby realizing multi-dimensional dispersed mixing, and the material homogenization is more sufficient and rapid; the outer stirring paddle adopts an arc structure, which can fit the inner wall of the material cylinder, thereby facilitating the scraping of the material from the inner wall and avoiding material residue. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0011] Figure 2 It is a top view of the external structure of the utility model.

[0012] In the figure, 1. base; 2. roller; 3. frame; 4. inner shaft; 5. material cylinder; 6. inner stirring paddle; 7. sliding sleeve; 8. outer shaft; 9. stirring scraper; 10. outer sleeve; 11. lifting plate; 12. cylinder; 13. cylinder pump; 14. slider; 15. slide rail; 16. folding cover; 17. inner shaft drive motor; 18. inner shaft drive wheel; 19. drive belt; 20. inner shaft driven wheel; 21. outer shaft drive motor; 22. outer shaft drive sprocket; 23. drive chain; 24. outer shaft driven sprocket; 25. cylinder head. DETAILED DESCRIPTION

[0013] In order to make the technical means for realizing the utility model, creative features, objectives and effects easy to understand, the utility model is further explained below in conjunction with specific diagrams. In the description of the utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, an integral connection or a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be internal communication between two components.

[0014] Example

[0015] like Figure 1 and Figure 2The double-speed dispersing and mixing device for laboratory use shown in the figure comprises a base 1, a roller 2 is installed at the bottom of the base 1, wherein the roller 2 can be a Forma wheel, and the roller 2 facilitates the movement of the device; a frame 3 is installed on the base 1, and an inner shaft driving assembly is installed on the top of the frame 3, and the inner shaft driving assembly is connected to the top of the inner rotating shaft 4, and is used to drive the inner rotating shaft 4 to rotate, and the bottom end of the inner rotating shaft 4 extends into the inside of the material cylinder 5 to connect the inner stirring paddle 6, and the bottom of the material cylinder 5 is connected to the lifting assembly, and the lifting assembly is installed on the base 1, and the material cylinder 5 can be driven to move up and down through the lifting assembly; the outer side of the inner rotating shaft 4 is rotatably connected to the sleeve 7, and the bottom of the sleeve 7 is connected to the upper end of the outer rotating shaft 8, and the lower end of the outer rotating shaft 8 extends into the inside of the material cylinder 5 to connect the stirring scraper 9, and the stirring scraper 9 is an arc structure, and fits with the inner wall of the material cylinder 5, which is convenient for scraping off the attached on the inner wall. The outer sleeve 10 is connected to the outer sleeve 10 for rotation, and the top of the sleeve 7 is connected to the outer shaft driving assembly, which is used to drive the outer shaft 8 to rotate; the top of the outer sleeve 10 is connected to the frame 3, and the lower end is connected to the cylinder cover 25, and the cylinder cover 25 is installed in alignment with the position of the material cylinder 5; wherein, the lifting assembly comprises a lifting plate 11, and the bottom of the material cylinder 5 is installed on the lifting plate 11 through a clamp, and the bottom of the lifting plate 11 is connected to the cylinder 12, and the cylinder 12 is connected to the cylinder pump 13, and the bottoms of the cylinder 12 and the cylinder pump 13 are installed on the base 1, and the rear end of the lifting plate 11 is connected to the slider 14, and the slider 14 is slidably connected to the slide rail 15, and the slide rail 15 is installed on the frame 3, and the slider 14 cooperates with the slide rail 15 to realize the limit of the up and down movement of the material cylinder 5, to ensure that the cylinder cover 25 corresponds to the position of the material cylinder 5, and to realize the sealing between the two.

[0016] In order to prevent foreign matter from entering, a folding cover 16 is installed between the lifting plate 11 and the base 1 . The folding cover 16 can be made of rubber material, and the folding cover 16 covers the outside of the cylinder 12 .

[0017] Among them, the inner shaft driving assembly includes an inner shaft driving motor 17, the inner shaft driving motor 17 is installed on the frame 3, the output end of the inner shaft driving motor 17 is connected to the inner shaft driving wheel 18, the inner shaft driving wheel 18 is connected to the inner shaft driven wheel 20 through the driving belt 19, the inner shaft driven wheel 20 is installed on the top of the inner rotating shaft 4, and the inner shaft driving motor 17 drives the inner rotating shaft 4 to rotate, thereby realizing material mixing.

[0018] Among them, the external shaft drive assembly includes an external shaft drive motor 21, which is installed on the frame 3, the external shaft drive motor 21 is connected to the external shaft drive sprocket 22, the external shaft drive sprocket 22 is connected to the external shaft driven sprocket 24 through the drive chain 23, and the external shaft driven sprocket 24 is installed on the top of the sleeve 7.

[0019] The process flow and working principle of the utility model are as follows: when the dispersing and mixing device is needed to be used, the material to be mixed is placed inside the material cylinder 5, and the material cylinder 5 is driven to move upward by the cylinder 12, so as to achieve the sealing of the cylinder cover 25 and the material cylinder 5, and the inner shaft drive motor 17 and the outer shaft drive motor 21 are started, and the rotation speeds of the inner shaft drive motor 17 and the outer shaft drive motor 21 are set as needed, so as to drive the inner stirring paddle 6 and the stirring scraper 9 to perform dual-speed stirring and mixing. When the stirring is completed, the material cylinder 5 is driven to move downward by the cylinder 12, so that the cylinder cover 25 is separated from the material cylinder 5, and then the material can be taken out.

[0020] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A laboratory dual-speed dispersing mixing device, comprising a base, characterized in that: The base is provided with a frame, the top of the frame is provided with an inner shaft driving assembly, the inner shaft driving assembly is connected to the top of the inner rotating shaft, the bottom of the inner rotating shaft extends into the inside of the material cylinder to be connected to the inner stirring paddle, the bottom of the material cylinder is connected to the lifting assembly, the lifting assembly is installed on the base, the outer side of the inner rotating shaft is rotatably connected to the sleeve, the bottom of the sleeve is connected to the upper end of the outer rotating shaft, the lower end of the outer rotating shaft extends into the inside of the material cylinder to be connected to the stirring scraper, the outer side of the sleeve is rotatably connected to the outer sleeve, the top of the sleeve is connected to the outer shaft driving assembly, the top of the outer sleeve is connected to the frame, and the lower end is connected to the cylinder cover, and the cylinder cover is installed in alignment with the position of the material cylinder up and down; the lifting assembly includes a lifting plate, the lifting plate is installed at the bottom of the material cylinder, the bottom of the lifting plate is connected to the cylinder, the cylinder is connected to the cylinder pump, the bottom of the cylinder and the cylinder pump are installed on the base, the rear end of the lifting plate is connected to a slider, the slider is slidably connected to the slide rail, and the slide rail is installed on the frame.

2. A laboratory dual-speed dispersing mixing device according to claim 1, characterized in that: A folding cover is installed between the lifting plate and the base, and the folding cover covers the outer side of the cylinder.

3. A laboratory dual-speed dispersing mixing device according to claim 1, characterized in that: The inner shaft drive assembly includes an inner shaft drive motor, which is installed on a frame. The output end of the inner shaft drive motor is connected to an inner shaft drive wheel, and the inner shaft drive wheel is connected to an inner shaft driven wheel through a drive belt. The inner shaft driven wheel is installed on the top of the inner rotating shaft.

4. A laboratory dual-speed dispersing mixing device according to claim 1, characterized in that: The outer shaft drive assembly includes an outer shaft drive motor, which is installed on a frame, the outer shaft drive motor is connected to an outer shaft drive sprocket, the outer shaft drive sprocket is connected to an outer shaft driven sprocket through a drive chain, and the outer shaft driven sprocket is installed on the top of the sleeve.

5. A laboratory dual-speed dispersing mixing device according to claim 1, characterized in that: The stirring scraper is an arc-shaped structure and fits closely with the inner wall of the material cylinder.

6. A laboratory dual-speed dispersing mixing device according to claim 1, characterized in that: Rollers are installed at the bottom of the base.

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