Non-contact magnetic drive stirring crushing device and wall breaking machine

Abstract

The invention relates to the technical field of wall breaking, and discloses a non-contact magnetic drive stirring and crushing device and a wall breaking machine, and the non-contact magnetic drive stirring and crushing device is characterized in that a wall breaking vacuum cavity is formed in a first inner cylinder; a vacuum environment is formed in the wall-breaking vacuum cavity; the stirring blades are arranged in the wall breaking vacuum cavity; the magnetic driven module is arranged in the wall breaking vacuum cavity, and the magnetic driven module is connected with the stirring blade; the magnetic driving module is arranged outside the wall breaking vacuum cavity; the non-contact type magnetic driving stirring and crushing device is suitable for driving the magnetic driven module to rotate through magnetic acting force and magnetic torque between the magnetic driving module and the magnetic driven module, and then driving the stirring blades to rotate so as to stir and crush materials to be treated. The non-contact magnetic drive replaces common contact mechanical transmission, vacuum wall breaking is combined, the wall breaking effect is improved, the abrasion degree of mechanical transmission parts is reduced, the leakage risk is reduced, the maintenance frequency and energy consumption are reduced, and the noise level is remarkably reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of cell wall breaking, and particularly to a non-contact magnetic drive stirring and crushing device and a wall breaker. Background Art

[0002] Existing stirring and crushing devices generally use mechanical transmission components to drive the stirring blades to rotate in a contact power transmission manner to stir and crush the material to be processed. The above-mentioned mechanical transmission components wear out quickly, require frequent maintenance, and have high energy consumption; at the same time, the existing stirring and crushing devices also generate relatively large noise. Summary of the Invention

[0003] In view of this, the present invention provides a non-contact stirring and crushing device to solve the problem that existing stirring and crushing devices generally use mechanical transmission components to drive the stirring blades to rotate in a contact power transmission manner to stir and crush the material to be processed, resulting in quick wear of the mechanical transmission components, frequent maintenance, and high energy consumption; at the same time, the existing stirring and crushing devices also generate relatively large noise.

[0004] In a first aspect, the present invention provides a non-contact magnetic drive stirring and crushing device, including:

[0005] A first inner cylinder, inside which a cell wall breaking vacuum chamber suitable for containing the material to be processed is formed; the cell wall breaking vacuum chamber is in a vacuum environment;

[0006] Stirring blades, arranged in the cell wall breaking vacuum chamber;

[0007] A magnetic driven module, arranged in the cell wall breaking vacuum chamber, and the magnetic driven module is connected to the stirring blades;

[0008] A magnetic drive module, arranged outside the cell wall breaking vacuum chamber; the non-contact magnetic drive stirring and crushing device is adapted to drive the magnetic driven module to rotate through the magnetic force and magnetic torque between the magnetic drive module and the magnetic driven module, and then drive the stirring blades to rotate to stir and crush the material to be processed. Beneficial effects: By adopting the above technical solutions, the present application replaces the ordinary contact mechanical transmission with non-contact magnetic drive, combines vacuum cell wall breaking, improves the cell wall breaking effect, reduces the wear degree of mechanical transmission components, reduces the leakage risk, reduces the maintenance frequency and energy consumption, significantly reduces the noise level, realizes a certain degree of overload protection, and significantly improves the user experience and the performance of the non-contact magnetic drive stirring and crushing device.

[0009] Optionally, the magnetic drive module includes:

[0010] A drive source, adapted to provide rotational power;

[0011] A drive wheel, connected to the drive source, and a first magnet is distributed on the drive wheel;

[0012] The magnetic driven module includes:

[0013] A driven wheel, on which second magnets are distributed and arranged;

[0014] The non-contact magnetic force driven stirring and crushing device is adapted to drive the driven wheel to rotate through the magnetic force and magnetic torque between the first magnet and the second magnet, so as to realize power transmission.

[0015] Optionally, the magnetic driven module is detachably connected to the inside of the breaking vacuum cavity, and the magnetic drive module is detachably connected to the outside of the breaking vacuum cavity. Advantageous effects: By adopting the above technical solution of the present application, it is convenient to clean the magnetic driven module and the magnetic drive module.

[0016] Optionally, the rotational speed range of the stirring paddle is 1000 rpm to 20000 rpm. Advantageous effects: By adopting the above technical solution of the present application, through the vacuum breaking technology combined with high-speed stirring, the particle size distribution of the broken material is more uniform.

[0017] In a second aspect, the present invention further provides a wall breaker, including: the non-contact magnetic force driven stirring and crushing device, and the non-contact magnetic force driven stirring and crushing device is provided with at least one set of mutually cooperating stirring paddles, a magnetic driven module and a magnetic drive module. Advantageous effects: By adopting the above technical solution of the present application, it is applicable to the mixing and dispersion of complex materials, and improves the processing uniformity.

[0018] Optionally, it further includes:

[0019] A second inner cylinder, inside which a fresh-keeping vacuum cavity is formed; the inside of the fresh-keeping vacuum cavity is a vacuum environment;

[0020] A first power structure, adapted to pump the materials stirred and crushed in the breaking vacuum cavity into the fresh-keeping vacuum cavity. Advantageous effects: By adopting the above technical solution of the present application, a low-oxygen environment is maintained through the fresh-keeping vacuum cavity. When the materials to be processed are food materials and medicines, the oxidation of the food materials is delayed, the nutrient preservation rate is significantly improved, and the storage time is significantly extended, which is especially suitable for the preservation of easily oxidized materials such as food and medicines.

[0021] Optionally, it further includes:

[0022] A second power structure, connected to the breaking vacuum cavity, and the second power structure is adapted to pump the breaking vacuum cavity into a vacuum environment;

[0023] A third power structure, connected to the fresh-keeping vacuum cavity, and the third power structure is adapted to pump the fresh-keeping vacuum cavity into a vacuum environment;

[0024] A control module, which is signal - connected to both the second power structure and the third power structure; the control module is adapted to pump the breaking vacuum chamber into an environment with a first preset vacuum pressure through the second power structure, and pump the preservation vacuum chamber into an environment with a second preset vacuum pressure through the third power structure;

[0025] A first pressure sensor, which is signal - connected to the control module; the first pressure sensor is adapted to acquire the vacuum pressure in the breaking vacuum chamber in real time;

[0026] A second pressure sensor, which is signal - connected to the control module; the second pressure sensor is adapted to acquire the vacuum pressure in the preservation vacuum chamber in real time;

[0027] A display, which is signal - connected to the control module; the control module is adapted to display the vacuum pressures acquired by the first pressure sensor and the second pressure sensor on the display. Beneficial effects: By adopting the above - mentioned technical solution, this application combines the first pressure sensor, the control module, and the second power structure to monitor and maintain the vacuum degree in the breaking vacuum chamber in real time, establish a vacuum breaking environment in the breaking vacuum chamber. When the material to be processed is stirred and broken into a liquid, the boiling point of the liquid can be reduced; when the material to be processed is fruit and vegetable ingredients, combined with high - speed stirring, cell - level breaking is achieved, improving the breaking effect and significantly increasing the preservation rate of the nutrition of fruit and vegetable juices. It is applicable to the stirring and breaking of biological cells and fruit and vegetable tissues, etc., ensuring the stability and controllability of the processing process. The vacuum pressures in the breaking vacuum chamber and the preservation vacuum chamber can be independently controlled respectively.

[0028] Optionally, it further includes:

[0029] An oxygen concentration sensor, which is signal - connected to the control module; the oxygen concentration sensor is adapted to acquire the oxygen concentration in the preservation vacuum chamber in real time; the control module is adapted to pump the preservation vacuum chamber into an environment with a preset oxygen concentration through the third power structure.

[0030] Optionally, the preset oxygen concentration does not exceed 10%.

[0031] Optionally, when the material to be processed is food ingredients, the first inner cylinder is a food - grade transparent polycarbonate plastic part or a food - grade stainless - steel part; the second inner cylinder is a food - grade transparent polycarbonate plastic part or a food - grade stainless - steel part; the stirring paddle is a food - grade stainless - steel part. Description of the Drawings

[0032] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0033] Figure 1 Structural schematic diagram of the wall breaker provided in the embodiment of the present invention;

[0034] Figure 2 Cross-sectional structural schematic diagram of the wall breaker provided in the embodiment of the present invention;

[0035] Figure 3 Connection schematic block diagram of the wall breaker provided in the embodiment of the present invention;

[0036] Figure 4 Partial working process schematic diagram of the wall breaker provided in the embodiment of the present invention.

[0037] Explanation of reference numerals:

[0038] 1. First inner cylinder; 2. Magnetic driven module; 3. Magnetic drive module; 4. Control module; 5. Sealing module; 6. Second inner cylinder. Specific embodiments

[0039] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0040] The mechanical seals of existing stirring and crushing devices rely on sealing rings or shaft seals, which are prone to wear and leakage, resulting in seal failure and easy contamination of materials. When the stirred material is food ingredients, it is also prone to oxidation, affecting nutrition and taste, and not easy to store for a long time; the cleaning operation of the stirring and crushing device is also relatively difficult. The control of existing stirring and crushing devices is single, and manual intervention is required to adjust parameters, which cannot adapt to the characteristics of food ingredients and cannot meet the requirements of continuous and automated production. For the above reasons, this application proposes a non-contact magnetic drive stirring and crushing device and a wall breaker.

[0041] As Figures 1 to 4 shown in a specific embodiment of the wall breaker, it includes: a non-contact magnetic drive stirring and crushing device.

[0042] As Figure 2As shown, the non-contact magnetic drive stirring and crushing device includes: a first inner cylinder 1, stirring blades, a magnetic driven module 2, and a magnetic drive module 3. The technical solution of this application can be used in scenarios such as food processing, biopharmaceuticals, nanomaterial preparation, and high-end chemical engineering, and is suitable for processing materials in a high cleanliness and low oxygen environment, especially in specific scenarios such as cell wall breaking, nanomaterial dispersion, fresh-keeping processing of fruit and vegetable juices, and biocatalysis reactions.

[0043] As Figure 2 and Figure 3 As shown, a breaking vacuum chamber suitable for containing the material to be processed is formed inside the first inner cylinder 1; the inside of the breaking vacuum chamber is a vacuum environment. The stirring blades are arranged inside the breaking vacuum chamber. The magnetic driven module 2 is arranged inside the breaking vacuum chamber, and the magnetic driven module 2 is connected to the stirring blades. The magnetic drive module 3 is arranged outside the breaking vacuum chamber; the non-contact magnetic drive stirring and crushing device is adapted to drive the magnetic driven module 2 to rotate through the magnetic force and magnetic torque between the magnetic drive module 3 and the magnetic driven module 2, and then drive the stirring blades to rotate, so as to stir and crush the material to be processed. The rotation speed range of the stirring blades is 1000 rpm to 20000 rpm, and it is recommended to select 10000 rpm. The combination of vacuum breaking technology and high-speed stirring can increase the cell breaking rate by more than 40%, and the particle size distribution of the material is more uniform. The stirring blades are spiral blades or turbine blades.

[0044] Specifically, the magnetic drive module 3 includes: a driving source and a driving wheel. The driving source is adapted to provide rotational power. The driving wheel is connected to the driving source, and first magnets are distributed on the driving wheel, and the first magnets can be evenly distributed. The magnetic driven module 2 includes: a driven wheel, and second magnets are distributed on the driven wheel, and the second magnets can be evenly distributed. The non-contact magnetic drive stirring and crushing device is adapted to drive the driven wheel to rotate through the magnetic force and magnetic torque between the first magnets and the second magnets, so as to achieve power transmission. The driving source can be a motor, and the motor can be a permanent magnet synchronous motor. The motor can be directly connected to the driving wheel to drive the rotational movement, or can be connected to the driving wheel in other non-direct ways to drive the rotational movement; for example, the motor is connected to the driving wheel by means of belt drive or chain drive to drive the rotational movement. The driving wheel of this application can be a food-grade stainless steel part. A protective cover is provided outside the driving source and the driving wheel to protect the driving source and the driving wheel. The driven wheel can be a food-grade stainless steel part. The driving wheel and the driven wheel are supported by bearings to rotate. The output shaft provided on the driven wheel is connected to the stirring blades. The driven wheel can rotate synchronously with the driving wheel. The driven wheel is connected to the output shaft, and the output shaft can be directly connected to the stirring blades to drive the rotational movement, or can be connected to the stirring blades in other non-direct ways to drive the rotational movement.

[0045] Specifically, the first magnet is embedded and installed in the card slot provided on the driving wheel; or the first magnet is fixed on the driving wheel by fasteners or glue; or the first magnet is inlaid inside the driving wheel and is an integrally formed structure; the second magnet is embedded and installed in the card slot provided on the driven wheel; or the second magnet is fixed on the driven wheel by fasteners or glue; or the second magnet is inlaid inside the driven wheel and is an integrally formed structure.

[0046] Specifically, the first magnet is a permanent magnet or an electromagnet; the second magnet is a permanent magnet or an electromagnet. The shape of the first magnet is cylindrical, square, triangular, fan-shaped or trapezoidal, etc. Preferably, a cylindrical or fan-shaped magnet is recommended; the shape of the second magnet is cylindrical, square, triangular, fan-shaped or trapezoidal, etc. Preferably, a cylindrical or fan-shaped magnet is recommended. The permanent magnet can be a high-temperature magnet steel, and an anti-corrosion coating is coated on the outer surface of the high-temperature magnet steel.

[0047] Furthermore, the magnetic driven module 2 is detachably connected inside the wall-breaking vacuum chamber, and the magnetic driving module 3 is detachably connected outside the wall-breaking vacuum chamber. The first inner cylinder 1 is detachable, forming a modular design, which is convenient for disassembly and replacement of the first inner cylinder 1 suitable for different capacities and materials.

[0048] Furthermore, in the wall breaker, the non-contact magnetic force driven stirring and crushing device is provided with at least one set of mutually cooperating stirring blades, magnetic driven module 2 and magnetic driving module 3. By adopting the above multi-axis linkage technology, the wall breaker can be extended to a two-axis or multi-axis non-contact magnetic force driven stirring and crushing device, which is suitable for the mixing and dispersion of complex materials and improves the processing uniformity.

[0049] As Figure 2 shown, the wall breaker of the present application further includes: a second inner cylinder 6 and a first power structure. A fresh-keeping vacuum chamber is formed inside the second inner cylinder 6; the fresh-keeping vacuum chamber is in a vacuum environment; the first power structure is adapted to pump the materials stirred and crushed in the wall-breaking vacuum chamber into the fresh-keeping vacuum chamber. The first power structure is a submersible pump, as Figure 3 shown.

[0050] As Figure 1As shown in the figure, the wall-breaking machine of the present application further includes: a second power structure, a third power structure, a control module 4, a first pressure sensor, a second pressure sensor, and a display. The second power structure is connected to the wall-breaking vacuum chamber, and the second power structure is adapted to pump the wall-breaking vacuum chamber into a vacuum environment. The third power structure is connected to the fresh-keeping vacuum chamber, and the third power structure is adapted to pump the fresh-keeping vacuum chamber into a vacuum environment. The control module 4 is in signal connection with the first power structure, the second power structure, and the third power structure; the control module is adapted to pump the wall-breaking vacuum chamber into an environment with a first preset vacuum pressure through the second power structure, and pump the fresh-keeping vacuum chamber into an environment with a second preset vacuum pressure through the third power structure. The control module 4 is adapted to control the operation of the first power structure. Both the second power structure and the third power structure are vacuum pumps. The vacuum pump can be a Roots vacuum pump or a rotary vane pump. The first pressure sensor is in signal connection with the control module 4; the first pressure sensor is adapted to obtain the vacuum pressure in the wall-breaking vacuum chamber in real time. The second pressure sensor is in signal connection with the control module 4; the second pressure sensor is adapted to obtain the vacuum pressure in the fresh-keeping vacuum chamber in real time. The display is in signal connection with the control module 4; the control module 4 is adapted to display the vacuum pressures obtained by the first pressure sensor and the second pressure sensor on the display. Specifically, the first preset vacuum pressure is -0.1 MPa to -0.05 MPa; the second preset vacuum pressure is -0.09 MPa to -0.01 MPa. The control module 4 is a programmable controller or an industrial computer.

[0051] The wall-breaking machine of the present application further includes: an oxygen concentration sensor, the oxygen concentration sensor is in signal connection with the control module 4; the oxygen concentration sensor is adapted to obtain the oxygen concentration in the fresh-keeping vacuum chamber in real time; the control module 4 is adapted to pump the fresh-keeping vacuum chamber into an environment with a preset oxygen concentration through the third power structure. The preset oxygen concentration does not exceed 10%, and it is recommended that the preset oxygen concentration be controlled below 5%.

[0052] Specifically, as Figure 4As shown, the display is a touch screen; the touch screen is provided with an operation interface, and the touch screen is adapted to input a first preset vacuum pressure, a second preset vacuum pressure, a preset oxygen concentration, etc. The touch screen is also adapted to input a selection of whether to use the vacuum breaking mode or the vacuum preservation mode. After selecting the vacuum breaking mode, the second power structure is started, and it is monitored whether the pressure in the breaking vacuum chamber is the first preset vacuum pressure; when the pressure in the breaking vacuum chamber does not reach the first preset vacuum pressure, the second power structure is continuously started; when the pressure in the breaking vacuum chamber is the first preset vacuum pressure, the motor is started, and the stirring paddle is driven by magnetic coupling. When the rotation speed of the stirring paddle is not the set value, the PID output is adjusted to control the rotation speed of the motor; when the rotation speed of the stirring paddle is the set value, it runs continuously until the stirring and breaking operation is completed; then, the vacuum environment in the breaking vacuum chamber is released, and the motor and the second power structure are shut down. Then the submersible pump is started to pump the broken material to be processed into the preservation vacuum chamber, the third power structure is started, and it is monitored whether the oxygen concentration reaches the preset oxygen concentration. When the oxygen concentration does not reach the preset oxygen concentration, the third power structure continues to run; when the oxygen concentration reaches the preset oxygen concentration, the third power structure maintains low-power operation.

[0053] Specifically, when the material to be processed is food, the first inner cylinder 1 is a food-grade transparent polycarbonate plastic part or a food-grade stainless steel part; the second inner cylinder 6 is a food-grade transparent polycarbonate plastic part or a food-grade stainless steel part; the stirring paddle is a food-grade stainless steel part, and the material grade of the stainless steel part is: 316L, and the surface of the stainless steel part is polished.

[0054] As Figure 2 As shown, the wall breaker of the present application further includes: a sealing module 5, and the first inner cylinder 1 and the second inner cylinder 6 are respectively kept isolated from the outside through the sealing module 5. The sealing module 5 is realized by arranging an O-ring in a card slot, and the O-ring is fixed by bolts. The magnetic driven module 2 and the magnetic drive module 3 of the present application adopt a non-contact magnetic coupling design, and the static seal full-wrap structure is used to eliminate the risk of dynamic seal leakage. The O-ring seals the driven wheel and also seals components such as the permanent magnet and the bearing, so as to prevent the components such as the permanent magnet and the bearing from directly contacting the liquid formed by the material to be processed.

[0055] The wall breaker of the present application further includes: a rotation speed sensor, which is adapted to obtain the rotation speed of the magnetic driven module 2 in real time, and the control module 4 is in signal connection with the rotation speed sensor and the drive source. The wall breaker is adapted to obtain the rotation speed of the magnetic driven module 2 or the stirring paddle through the rotation speed sensor, feedback it to the control module 4, and then control the rotation speed of the drive source through the control module 4, and further affect the rotation speed of the magnetic driven module 2 or the stirring paddle through the magnetic drive module 3 to achieve real-time speed compensation.

[0056] The wall breaker described in this application further includes: a data storage unit and an Internet of Things communication module. The data storage unit is signal-connected to the control module 4, and the data storage unit is adapted to store the data obtained by the control module 4. The Internet of Things communication module is adapted to be signal-connected to the control module 4 and a terminal. The terminal is adapted to view the operating state of the wall breaker in real time and remotely control the operating state of the wall breaker in real time. The Internet of Things technology used by the Internet of Things communication module is compatible with the Industrial 4.0 standard.

[0057] The wall breaker described in this application further includes: a temperature sensor. The temperature sensor is adapted to obtain the temperatures in the wall-breaking vacuum chamber and the fresh-keeping vacuum chamber in real time and transmit them to the control module 4 in real time. The wall breaker described in this application can perform stirring and crushing according to a preset program. Specifically, it can control the stirring speed according to the relationship between the temperature gradient and the stirring speed, the speed curve, etc.; or adjust the vacuum degree in the wall-breaking vacuum chamber and the fresh-keeping vacuum chamber as needed; or adjust the oxygen concentration in the fresh-keeping vacuum chamber as needed; or adjust the stirring parameters according to the process requirements corresponding to the intelligent nutrition steward or recipe recommendation; or automatically adjust the stirring speed and stirring time according to parameters such as the type or viscosity of the ingredients. The wall breaker described in this application also has an abnormal alarm function, a data traceability function, and supports remote monitoring and parameter adjustment functions.

[0058] When the material to be processed is fruits and vegetables, the wall breaker described in this application further includes: a pH sensor. The pH sensor is adapted to detect the pH value of the fruit and vegetable juice in the wall-breaking vacuum chamber and the fresh-keeping vacuum chamber in real time and transmit it to the control module 4 in real time.

[0059] The first pressure sensor, the second pressure sensor, the oxygen concentration sensor, the rotation speed sensor, and the pH sensor described in this application are collectively referred to as sensors, as Figure 3 shown.

[0060] The wall breaker described in this application breaks the material to be processed in a non-contact magnetic drive manner in a vacuum environment, and can use the fresh-keeping vacuum chamber to preserve the broken material, that is, it integrates the dual vacuum technologies of vacuum wall breaking and vacuum fresh keeping, and performs intelligent control during the wall breaking and fresh keeping processes. Through intelligent control, the automation degree of the wall breaker is improved, manual intervention is reduced, the experimental repeatability is increased by 60%, and the data traceability is enhanced. The wall breaker described in this application has a wide range of applications and can be extended to multiple application scenarios such as food, medicine, chemical industry, and new materials to meet the processing requirements of different materials. The wall breaker described in this application adopts an adaptive control technology, optimizes the stirring parameters through a machine learning algorithm, and automatically adjusts the rotation speed, vacuum degree, and temperature according to the material characteristics to improve the processing efficiency and product quality. The wall breaker described in this application adds a leakage protection and emergency stop function to ensure operation safety.

[0061] After actual verification, the wall breaker described in this application can reduce the oxidation rate of the material to be processed by more than 80%; the service life is extended by more than 50%.

[0062] The wall breaker described in this application can be applied to the following scenarios: 1. Food processing, for example, vacuum fresh-keeping stirring of fruit and vegetable juices, dairy products, and seasonings, etc.; 2. Biomedicine, for example, cell wall breaking, vaccine production, and drug extraction, etc.; 3. Nanomaterials, for example, nanoparticle dispersion and carbon nanotube treatment, etc.; 4. Chemical industry, for example, high-viscosity material mixing and catalyst preparation, etc.

[0063] Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations fall within the scope defined by the appended claims.

Claims

1. A non-contact magnetic drive stirring and crushing device, characterized in that Comprising: A first inner cylinder (1) with a breaking vacuum cavity formed inside for containing materials to be processed; the breaking vacuum cavity is in a vacuum environment; Stirring blades arranged inside the breaking vacuum cavity; A magnetic driven module (2) arranged inside the breaking vacuum cavity, and the magnetic driven module (2) is connected to the stirring blades; A magnetic driving module (3) arranged outside the breaking vacuum cavity; the non-contact magnetic force driven stirring and breaking device is adapted to drive the magnetic driven module (2) to rotate through the magnetic force and magnetic torque between the magnetic driving module (3) and the magnetic driven module (2), and then drive the stirring blades to rotate to stir and break the materials to be processed.

2. The non-contact magnetic force driven stirring and breaking device according to claim 1, characterized in that The magnetic driving module (3) includes: A driving source adapted to provide rotational power; A driving wheel connected to the driving source, with first magnets distributed on the driving wheel; The magnetic driven module (2) includes: A driven wheel with second magnets distributed on the driven wheel; The non-contact magnetic force driven stirring and breaking device is adapted to drive the driven wheel to rotate through the magnetic force and magnetic torque between the first magnet and the second magnet to achieve power transmission.

3. The non-contact magnetic drive stirring and crushing device according to claim 1, characterized in that, The magnetic driven module (2) is detachably connected inside the breaking vacuum cavity, and the magnetic driving module (3) is detachably connected outside the breaking vacuum cavity.

4. The non-contact magnetic drive stirring and crushing device according to claim 1, wherein The rotational speed range of the stirring blades is 1000 rpm to 20000 rpm.

5. A wall breaker, characterized in that, Comprising: The non-contact magnetic force driven stirring and breaking device according to any one of claims 1 - 4, and the non-contact magnetic force driven stirring and breaking device is provided with at least one set of mutually cooperating stirring blades, magnetic driven module (2) and magnetic driving module (3).

6. The wall breaker according to claim 5, characterized in that, Further comprising: A second inner cylinder (6) with a fresh-keeping vacuum cavity formed inside; the fresh-keeping vacuum cavity is in a vacuum environment; A first power structure adapted to pump the materials stirred and broken in the breaking vacuum cavity into the fresh-keeping vacuum cavity.

7. The wall-breaking machine according to claim 6, wherein, Further comprising: A second power structure connected to the breaking vacuum cavity, and the second power structure is adapted to pump the breaking vacuum cavity into a vacuum environment; A third power structure connected to the fresh-keeping vacuum cavity, and the third power structure is adapted to pump the fresh-keeping vacuum cavity into a vacuum environment; A control module (4) signal-connected to both the second power structure and the third power structure; the control module (4) is adapted to pump the breaking vacuum cavity into an environment with a first preset vacuum pressure through the second power structure, and pump the fresh-keeping vacuum cavity into an environment with a second preset vacuum pressure through the third power structure; A first pressure sensor signal-connected to the control module (4); the first pressure sensor is adapted to obtain the vacuum pressure inside the breaking vacuum cavity in real time; A second pressure sensor signal-connected to the control module (4); the second pressure sensor is adapted to obtain the vacuum pressure inside the fresh-keeping vacuum cavity in real time; A display signal-connected to the control module (4); the control module (4) is adapted to display the vacuum pressures obtained by the first pressure sensor and the second pressure sensor on the display.

8. The wall breaker according to claim 7, wherein, Further comprising: An oxygen concentration sensor, which is signal-connected to the control module (4); the oxygen concentration sensor is adapted to obtain the oxygen concentration in the fresh-keeping vacuum chamber in real time; The control module (4) is adapted to pump the fresh-keeping vacuum chamber into an environment with a preset oxygen concentration through a third power structure.

9. The wall breaker according to claim 8, wherein The preset oxygen concentration does not exceed 10%.

10. The wall breaker according to any one of claims 6-9, characterized in that, When the material to be processed is food, the first inner cylinder (1) is a food-grade transparent polycarbonate plastic part or a food-grade stainless steel part; the second inner cylinder (6) is a food-grade transparent polycarbonate plastic part or a food-grade stainless steel part; the stirring paddle is a food-grade stainless steel part.

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