Semi-automatic cleaning mechanism for multi-shaft stirrer

By designing a semi-automatic cleaning mechanism on a multi-shaft mixer, the automatic cleaning and solid-liquid separation of the mixing structure are achieved using a drive motor and a threaded rod system. This solves the problem of time-consuming cleaning caused by the adhesion of viscous raw materials, and improves cleaning efficiency and convenience.

CN224127147UActive Publication Date: 2026-04-17SOWER DIMENSIONAL MECHANICAL & ELECTRICAL EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SOWER DIMENSIONAL MECHANICAL & ELECTRICAL EQUIP CO LTD
Filing Date
2025-04-24
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

When using a multi-shaft mixer, viscous materials tend to stick to the mixing blades, making cleaning time-consuming and affecting ease of cleaning.

Method used

A semi-automatic cleaning mechanism for a multi-shaft mixer is designed. It utilizes an external water inlet hose and a cleaning nozzle in conjunction with a drive motor to move a threaded rod, causing the cleaning nozzle to move back and forth in the vertical direction. This achieves thorough cleaning of the surface of the main mixing structure and uses a water collection tank and a centralized screen frame for solid-liquid separation, simplifying the cleaning process.

Benefits of technology

This improves the ease of cleaning multi-shaft mixers, optimizes cleaning quality and efficiency, and reduces wastewater pollution to the environment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of stirring processing equipment, in particular to a semi-automatic cleaning mechanism for a multi-shaft stirrer, which comprises a mounting base, a centralized screen frame and a stirring tank, telescopic cylinders are fixedly mounted on the left side and the right side of the upper end of the mounting base, and a stirring structure main body is fixedly mounted at the output ends of the telescopic cylinders. A displacement guide rail is fixedly mounted on the surface of the telescopic cylinder, a driving motor is fixedly mounted at the upper end in the displacement guide rail, a threaded rod is fixedly mounted at the output end of the driving motor, and a lifting block is arranged on the surface of the threaded rod; the external water inlet hose is used for conveying water to the cleaning nozzle, so that the cleaning nozzle flushes the stirring structure body, the threaded rod is driven by the driving motor to rotate, the lifting block drives the mounting plate to ascend and descend, the cleaning nozzle can move back and forth, and the surface of the stirring structure body is fully cleaned. The quality and efficiency of the cleaning work are optimized, and the convenience of the cleaning work of the multi-shaft stirrer is improved.
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Description

Technical Field

[0001] This utility model relates to the field of mixing and processing equipment, and in particular to a semi-automatic cleaning mechanism for multi-shaft mixers. Background Technology

[0002] A multi-shaft mixer is a high-efficiency device used for mixing and stirring various materials. It typically consists of multiple stirring shafts, each equipped with a stirrer or blades, which are driven by a motor to rotate, thereby achieving multi-directional stirring effects. Multi-shaft mixers are suitable for various industrial fields, especially performing well in scenarios that require the simultaneous processing of multiple materials or complex mixing operations. Multi-shaft mixers have good adaptability to medium-to-high viscosity and thixotropic materials. Due to the programmed stirring and dispersion process, they are suitable for stirring, dissolving, dispersing, and blending various materials.

[0003] For example, patent number (CN222342601U) discloses a multi-shaft mixer. The technical problem is that when using a multi-shaft mixer, multiple rotating shafts are generally used to stir the raw materials inside the mixer. However, during stirring, viscous materials easily adhere to the stirring blades, making them difficult to clean and affecting the normal operation of the mixer. The technical solution is a multi-shaft mixer, including a mixer body, a water supply component, a feeding component, a stirring component, a control component, a discharge component, and a conveying component. Compared to traditional multi-shaft mixers, this invention uses multiple rotating shafts to stir the raw materials inside the mixer. However, during stirring, viscous materials easily adhere to the stirring blades, making them difficult to clean and affecting the normal operation of the mixer. This multi-shaft mixer shakes off the material adhering to the stirring blades, preventing viscous materials from sticking to the stirring blades.

[0004] Currently, the cleaning of multi-shaft mixers is limited by their cleaning structure and the complexity of their mixing mechanism, resulting in a significant time commitment and hindering the ease of cleaning.

[0005] Therefore, the subsequent cleaning work of the multi-shaft mixer requires a lot of time, which is not conducive to improving the convenience of cleaning the multi-shaft mixer. A semi-automatic cleaning mechanism for multi-shaft mixers can be designed. Utility Model Content

[0006] To overcome the problem that the subsequent cleaning of multi-shaft mixers requires a lot of time, which is not conducive to improving the convenience of cleaning multi-shaft mixers.

[0007] The technical solution of this utility model is as follows: a semi-automatic cleaning mechanism for a multi-shaft mixer, including a mounting base, a centralized screen frame, and a mixing tank. Telescopic cylinders are fixedly installed on both the left and right sides of the upper end of the mounting base. The main body of the mixing structure is fixedly installed at the output end of the telescopic cylinder. A displacement guide rail is fixedly installed on the surface of the telescopic cylinder. A drive motor is fixedly installed at the upper end inside the displacement guide rail. A threaded rod is fixedly installed at the output end of the drive motor. A lifting block is provided on the surface of the threaded rod. A connecting piece is fixedly installed on the lifting block. An installation plate is fixedly installed at the end of the connecting piece away from the lifting block to the outside of the displacement guide rail. A cleaning nozzle is fixedly installed at the end of the installation plate away from the connecting piece. A locking piece is fixedly installed at the upper end of the mounting base. A water collection trough is opened on the side of the locking piece at the upper end of the mounting base. A support strip is fixedly installed inside the water collection trough. A drain outlet is fixedly connected to the front end of the mounting base.

[0008] Preferably, the telescopic cylinder can drive the main body of the mixing structure to rise and fall, the locking part can lock the bottom of the mixing tank to ensure its stability during mixing, the external water inlet hose can input clean water and is easy to assemble and disassemble, the cleaning nozzle can rinse the main body of the mixing structure, the drive motor can drive the threaded rod to rotate, so that the lifting block drives the connecting part and the mounting plate to rise and fall, and further drives the cleaning nozzle to move back and forth in the vertical direction to achieve thorough cleaning of the surface of the main body of the mixing structure, the water collection tank can collect the rinsing wastewater, the centralized screen frame can intercept and filter solid impurities to achieve solid-liquid separation of the rinsing wastewater, the support clip can lock the centralized screen frame, and the connecting handle can be easily and flexibly assembled and disassembled to further facilitate the cleaning of filtered solid impurities, and the drain outlet can be used to centrally discharge wastewater.

[0009] Preferably, the lower end of the threaded rod is rotatably connected to the displacement guide rail, and the connecting piece is slidably connected to the displacement guide rail.

[0010] Preferably, the lifting block is slidably connected to the displacement guide rail, and the surface of the threaded rod is threadedly connected to the lifting block.

[0011] Preferably, a connecting pipe is fixedly installed on the surface of the cleaning nozzle, and an external water inlet hose is detachably connected to the front end of the connecting pipe.

[0012] Preferably, the engaging component engages with the mixing tank, and the main body of the mixing structure is compatible with the mixing tank.

[0013] Preferably, the centralized screen frame is slidably connected to the water collection tank, and the support strip is engaged with the centralized screen frame.

[0014] Preferably, the drain outlet and the water collection tank are connected to each other, and connecting handles are fixedly installed on both the left and right ends of the inner side of the centralized screen frame.

[0015] The beneficial effects of this utility model are:

[0016] This multi-shaft mixer uses a semi-automatic cleaning mechanism. An external water inlet hose supplies water to the cleaning nozzles, rinsing the main mixing structure. A drive motor rotates a threaded rod, causing a lifting block to move the mounting plate up and down, allowing the cleaning nozzles to move back and forth. This ensures thorough cleaning of the main mixing structure surface, optimizing cleaning quality and efficiency, and improving the ease of cleaning the multi-shaft mixer. A water collection tank collects most of the wastewater after rinsing, while a centralized screen filters out solid impurities, achieving solid-liquid separation. This facilitates subsequent wastewater treatment, prevents drainage blockage, and allows for centralized wastewater treatment, reducing pollution to the working environment. Attached Figure Description

[0017] Figure 1 The diagram shown is a three-dimensional representation of the semi-automatic cleaning mechanism for a multi-shaft mixer according to this utility model. Figure 1 ;

[0018] Figure 2 The diagram shown is a three-dimensional representation of the semi-automatic cleaning mechanism for a multi-shaft mixer according to this utility model. Figure 2 ;

[0019] Figure 3 The diagram shown is a three-dimensional representation of the displacement guide rail of this utility model. Figure 1 ;

[0020] Figure 4 The diagram shown is a three-dimensional representation of the displacement guide rail of this utility model. Figure 2 ;

[0021] Figure 5 The diagram shown is a three-dimensional structural schematic of the centralized screen frame of this utility model.

[0022] Explanation of reference numerals in the attached drawings: 1. Mounting base; 2. Centralized screen frame; 3. Mixing tank; 4. Telescopic cylinder; 5. Main mixing structure; 6. Displacement guide rail; 7. Drive motor; 8. Threaded rod; 9. Lifting block; 10. Connecting piece; 11. Mounting plate; 12. Cleaning nozzle; 13. Clamping piece; 14. Water collection tank; 15. Supporting clip; 16. Drain outlet; 17. Connecting pipe port; 18. External water inlet hose; 19. Connecting handle. Detailed Implementation

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0024] Please see Figures 1-5This utility model provides an embodiment of a semi-automatic cleaning mechanism for a multi-shaft mixer, including a mounting base 1, a centralized screen frame 2, and a mixing tank 3. Telescopic cylinders 4 are fixedly mounted on both the left and right sides of the upper end of the mounting base 1. A mixing structure body 5 is fixedly mounted on the output end of the telescopic cylinder 4. A displacement guide rail 6 is fixedly mounted on the surface of the telescopic cylinder 4. A drive motor 7 is fixedly mounted on the upper end inside the displacement guide rail 6. A threaded rod 8 is fixedly mounted on the output end of the drive motor 7. A lifting block 9 is provided on the surface of the threaded rod 8. A connecting piece 10 is fixedly mounted on the lifting block 9. An end of the connecting piece 10 away from the lifting block 9 extends to the outside of the displacement guide rail 6 and is fixedly mounted with a mounting plate 11. The mounting plate 11 is away from the connecting piece. A cleaning nozzle 12 is fixedly installed at one end of the mounting base 1, and a locking component 13 is fixedly installed at the upper end of the mounting base 1. A water collection tank 14 is opened on the side of the locking component 13 at the upper end of the mounting base 1. A support strip 15 is fixedly installed inside the water collection tank 14. A drain outlet 16 is fixedly connected to the front end of the mounting base 1. The cleaning nozzle 12 is used to rinse the main body of the mixing structure 5. The drive motor 7 drives the threaded rod 8 to rotate, so that the lifting block 9 drives the cleaning nozzle 12 to move back and forth in the vertical direction, thereby achieving thorough cleaning of the surface of the main body of the mixing structure 5. The water collection tank 14 collects the rinsing wastewater, and the centralized screen frame 2 intercepts and connects some solid impurities in the centralized screen frame 2, thereby achieving solid-liquid separation of the rinsing wastewater.

[0025] Please see Figures 1-4 In this embodiment, the lower end of the threaded rod 8 is rotatably connected to the displacement guide rail 6, the connecting piece 10 is slidably connected to the displacement guide rail 6, the lifting block 9 is slidably connected to the displacement guide rail 6, the surface of the threaded rod 8 is threadedly connected to the lifting block 9, and the surface of the cleaning nozzle 12 is fixedly installed with a connecting pipe port 17. The front end of the connecting pipe port 17 is detachably connected to an external water inlet hose 18. Clean water is input through the external water inlet hose 18, which, together with the cleaning nozzle 12, washes the main body 5 of the mixing structure. The threaded rod 8 is driven to rotate by the drive motor 7, and the rotation direction can be adjusted, so that the lifting block 9 drives the connecting piece 10 and the mounting plate 11 to rise and fall, further driving the cleaning nozzle 12 to move back and forth in the vertical direction, so as to achieve thorough cleaning of the surface of the main body 5 of the mixing structure. This is beneficial to optimizing the quality and efficiency of the cleaning work and improving the convenience of cleaning the multi-shaft mixer.

[0026] Please see Figure 1 , Figure 2 and Figure 5In this embodiment, the engaging component 13 is engaged with the mixing tank 3, the mixing structure body 5 is adapted to the mixing tank 3, the centralized screen frame 2 is slidably connected to the water collection tank 14, the support clip 15 is engaged with the centralized screen frame 2, the drain outlet 16 is connected to the water collection tank 14, and the left and right ends of the inner side of the centralized screen frame 2 are fixedly installed with connecting handles 19. During the cleaning process, the water collection tank 14 receives the rinsing wastewater, so that most of the rinsing wastewater can flow into the water collection tank 14. With the help of the centralized screen frame 2, the rinsing wastewater is simply treated, and some solid impurities are intercepted in the centralized screen frame 2, realizing the solid-liquid separation of the rinsing wastewater. This facilitates the subsequent treatment of the rinsing wastewater, avoids clogging the drain outlet 16, and is conducive to the centralized treatment of rinsing wastewater, reducing the pollution of the working environment by the rinsing wastewater.

[0027] During operation, clean water is introduced through the external water inlet hose 18 and used in conjunction with the cleaning nozzle 12 to rinse the main body 5 of the mixing structure. The drive motor 7 drives the threaded rod 8 to rotate, and the rotation direction can be adjusted, so that the lifting block 9 drives the connecting piece 10 and the mounting plate 11 to rise and fall, further driving the cleaning nozzle 12 to move back and forth in the vertical direction, so as to achieve thorough cleaning of the surface of the main body 5 of the mixing structure. During the cleaning process, the rinsing wastewater is collected by the water collection tank 14, so that most of the rinsing wastewater can flow into the water collection tank 14. In conjunction with the centralized screen frame 2, the rinsing wastewater is simply treated, and some solid impurities are intercepted in the centralized screen frame 2, so as to achieve solid-liquid separation of the rinsing wastewater, which facilitates the subsequent treatment of the rinsing wastewater and avoids clogging of the drain outlet 16.

[0028] Through the above steps, the cleaning nozzle 12 is used to rinse the main body 5 of the mixing structure. In conjunction with the drive motor 7 driving the threaded rod 8 to rotate, the lifting block 9 drives the cleaning nozzle 12 to move back and forth in the vertical direction, so as to achieve thorough cleaning of the surface of the main body 5 of the mixing structure. This solves the problem that the subsequent cleaning work of the multi-shaft mixer requires a lot of time and is not conducive to improving the convenience of cleaning the multi-shaft mixer.

Claims

1. A semi-automatic cleaning mechanism for a multi-shaft mixer, comprising a mounting base (1), characterized in that: It also includes a centralized screen frame (2) and a mixing tank (3). Telescopic cylinders (4) are fixedly installed on both the left and right sides of the upper end of the mounting base (1). The main body of the mixing structure (5) is fixedly installed at the output end of the telescopic cylinder (4). A displacement guide rail (6) is fixedly installed on the surface of the telescopic cylinder (4). A drive motor (7) is fixedly installed at the upper end inside the displacement guide rail (6). A threaded rod (8) is fixedly installed at the output end of the drive motor (7). A lifting block (9) is provided on the surface of the threaded rod (8). A connecting piece (10) is fixedly installed on the lifting block (9). The end of the connector (10) away from the lifting block (9) extends to the outside of the displacement guide rail (6) and is fixedly installed with a mounting plate (11). The end of the mounting plate (11) away from the connector (10) is fixedly installed with a cleaning nozzle (12). The upper end of the mounting base (1) is fixedly installed with a locking part (13). The upper end of the mounting base (1) is located on the side of the locking part (13) and a water collection trough (14) is opened. The inside of the water collection trough (14) is fixedly installed with a support clip (15). The front end of the mounting base (1) is fixedly connected with a drain outlet (16).

2. The semi-automatic cleaning mechanism for a multi-shaft mixer according to claim 1, characterized in that: The lower end of the threaded rod (8) is rotatably connected to the displacement guide rail (6), and the connecting piece (10) is slidably connected to the displacement guide rail (6).

3. The semi-automatic cleaning mechanism for multi-shaft blender according to claim 2, wherein: The lifting block (9) is slidably connected to the displacement guide rail (6), and the surface of the threaded rod (8) is threadedly connected to the lifting block (9).

4. The semi-automatic cleaning mechanism for multi-blender as claimed in claim 1 wherein: A connecting pipe port (17) is fixedly installed on the surface of the cleaning nozzle (12), and an external water inlet hose (18) is detachably connected to the front end of the connecting pipe port (17).

5. The semi-automatic cleaning mechanism for multi-blender as claimed in claim 1 wherein: The snap-fit ​​component (13) is snap-fitted into the mixing tank (3), and the main body of the mixing structure (5) is adapted to the mixing tank (3).

6. The semi-automatic cleaning mechanism for multi-blender as claimed in claim 1 wherein: The centralized screen frame (2) is slidably connected to the water collection tank (14), and the support strip (15) is engaged with the centralized screen frame (2).

7. The semi-automatic cleaning mechanism for multi-shaft blender as claimed in claim 6, wherein: The drain outlet (16) is connected to the water collection tank (14), and the left and right ends of the inner side of the centralized screen frame (2) are fixedly installed with connecting handles (19).

Citation Information

Patent Citations

  • Multi-shaft stirrer

    CN222342601U