Electromagnetic transmission high-speed mixer

Abstract

An electromagnetic transmission high-speed mixer comprises a mixing barrel (1), a stirring device (4), a driving motor (14), an electromagnetic coupling and a base (15). The electromagnetic coupling comprises a coupling driving disc (8), a coupling driven disc (9) and a rotary table bearing (13), and is positioned below the outside of the bottom of the mixing barrel; the coupling driving disc is connected with an output shaft of the driving motor, and the coupling driven disc is connected with a transmission shaft of the stirring device; a driving disc and a driven disc of the coupler are permanent magnets, a certain gap is formed between the magnet faces of the two discs, and linkage is achieved through magnetic coupling. When the driving motor works, the coupling driving disc generates a rotating magnetic field, and the coupling driven disc is driven to rotate through magnetic field force, so that the operation of the stirring device is realized. The transmission mechanism provided by the utility model adopts non-contact electromagnetic transmission, so that mechanical wear is avoided, the maintenance cost of equipment is reduced, and the service life of the equipment is prolonged.

Description

Technical Field

[0001] The utility model relates to an electromagnetic transmission high-pressure mixer, belonging to the technical field of high-pressure mixer transmission. Background Art

[0002] In the chemical, pharmaceutical, food and other industries, mixing equipment is an indispensable and important equipment in the production process.

[0003] High-pressure mixers are used in industries such as rubber, pharmaceuticals, dyes, coatings, and daily chemicals to mix, agitate, and heat materials. Traditional high-pressure mixers typically utilize mechanical couplings for transmission, resulting in severe wear, high noise levels, and high maintenance costs. To address these issues, a high-pressure mixer with a novel transmission method is needed. Summary of the Invention

[0004] The purpose of the utility model is to solve the problems of serious wear, loud noise and high maintenance cost in the transmission mechanism of the existing high-pressure mixer, and to propose an electromagnetic transmission high-pressure mixer.

[0005] The technical solution of the utility model is as follows: an electromagnetic transmission high-speed mixer, comprising a mixing barrel, a stirring device, a driving motor, an electromagnetic coupling and a machine base.

[0006] The electromagnetic coupling includes a coupling active disc, a coupling driven disc and a turntable bearing, and is located at the lower outer side of the bottom of the mixing barrel; the coupling active disc is connected to the output shaft of the drive motor, and the coupling driven disc is connected to the transmission shaft of the stirring device; the coupling active disc and the driven disc are both permanent magnets, and the magnet surfaces of the two discs are separated by a certain gap, and linkage is achieved through magnetic coupling; when the drive motor is working, the coupling active disc generates a rotating magnetic field, and the magnetic field force drives the coupling driven disc to rotate, thereby realizing the operation of the stirring device.

[0007] The transmission shaft of the stirring device passes through the bottom of the mixing barrel and is vertically installed in the center of the bottom of the mixing barrel through a turntable bearing installed at the bottom of the mixing barrel. The protruding part of the transmission shaft of the stirring device is installed with a fixed coupling driven disc.

[0008] The transmission shaft of the stirring device and the output shaft of the driving motor are coaxial.

[0009] The machine base is a hollow structure; the mixing barrel is installed on the machine base; the drive motor is installed on one side of the hollow wall of the machine base, the output shaft of the drive motor is upward, the fixed coupling active disk is in a horizontal position, and rotates parallel to the driven disk of the coupling, and the permanent magnetic pole faces of the two disks are separated by a certain distance.

[0010] The coupling driving disc and the coupling driven disc are both uniformly fixed in the disc annular area by multiple pairs of N and S pole sector-shaped magnetic blocks; the two disc surfaces are parallel to each other and are 4-10 mm apart.

[0011] The driving motor is controlled by the high-pressure mixer control box.

[0012] The beneficial effects of the present invention are that the transmission mechanism of the present invention adopts non-contact electromagnetic transmission, which avoids mechanical wear, reduces equipment maintenance costs, and extends the service life of the equipment. The electromagnetic transmission mechanism has high transmission efficiency, can achieve precise speed control, and ensures the consistency of the mixing effect; it operates smoothly and has low noise, improving the working environment; and the electromagnetic transmission structure is simple, easy to install, and easy to maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of an electromagnetic transmission high-mixer of the utility model;

[0014] Figure 2 Schematic diagram of the driven disc of the coupling;

[0015] Figure 3 Schematic diagram of the coupling driving disc;

[0016] Figure 4 Schematic diagram of a sector magnet;

[0017] In the figure, 1 is a mixing barrel; 2 is a rotary cover; 3 is a modifier addition port; 4 is a stirring device; 5 is a baffle; 6 is a heating plate; 7 is a thermal insulation material; 8 is a driven disc of a coupling; 9 is a driving disc of a coupling; 10 is a control cabinet; 11 is a temperature detector; 12 is a discharge port; 13 is a turntable bearing; 14 is a drive motor; 15 is a shock-absorbing rubber; and 16 is a machine base. DETAILED DESCRIPTION

[0018] As shown in FIG1 , this embodiment provides an electromagnetic drive high-speed mixer, comprising a mixing barrel 1, a rotary cover 2, a modifier addition port 3, a stirring device 4, a baffle 5, a heating plate 6, a heat-insulating material 7, a coupling driven disc 8, a coupling driving disc 9, a control cabinet 10, a temperature detector 11, a discharge port 12, a turntable bearing 13, a drive motor 14, a shock-absorbing rubber 15, and a machine base 16.

[0019] The mixing drum 1 is equipped with a discharge port 12 and a temperature sensor 11. The stirring device 4 is located in the center of the mixing drum 1 and consists of four symmetrical stirring blades. The drive shaft of the stirring device 4 is vertically mounted in a bearing chamber at the bottom of the mixing drum via a turntable bearing 13. The drive shaft of the stirring device 4 extends out of the drum bottom, and a coupling driven plate 8 is fixed to the end of the drive shaft. The drive shaft of the drive motor 14 is connected to the coupling driving plate 9. The coupling driven plate 8 and the coupling driving plate 9 are parallel to each other and separated by 5 mm.

[0020] The coupling driven disc 8 is as follows Figure 2 As shown, the coupling driving disc 9 is as shown in FIG. Figure 3 As shown; the coupling consists of two magnets, the driven disc 8 and the driving disc 9, and the sector magnets are as follows. Figure 4 As shown in the figure, the driven disc 8 of the coupling is connected to the stirring shaft of the driven component, and the driving disc 9 of the coupling is connected to the output shaft of the driving motor 14 of the power component. In addition to the buffering and vibration absorption functions of the elastic coupling, the magnetic transmission coupling adopts the principle of magnetic coupling to achieve the transmission of force and torque between the driving shaft and the driven shaft without direct contact.

[0021] During use, materials are added to the mixing barrel 1 and the drive motor 14 is started. The drive motor 14 drives the driven coupling disc 8 via the electromagnetic coupling driving disc 9 to rotate. The driven coupling disc 8 drives the stirring device 4 to operate and mix the materials. After mixing is completed, the materials are discharged from the discharge port 12.

[0022] In summary, the electromagnetic transmission high-speed mixer of the present invention has the advantages of simple structure, high transmission efficiency, stable operation, low noise, etc., and can meet the needs of different industries for mixing equipment.

Claims

1. An electromagnetic transmission high-pressure mixer, comprising a mixing barrel, a stirring device, a drive motor, an electromagnetic coupling and a machine base, characterized in that: The electromagnetic coupling includes a coupling active disc, a coupling driven disc and a turntable bearing, and is located at the lower outer side of the bottom of the mixing barrel; the coupling active disc is connected to the output shaft of the drive motor, and the coupling driven disc is connected to the transmission shaft of the stirring device; the coupling active disc and the driven disc are both permanent magnets, and the magnet surfaces of the two discs are separated by a certain gap, and linkage is achieved through magnetic coupling; when the drive motor is working, the coupling active disc generates a rotating magnetic field, and the magnetic field force drives the coupling driven disc to rotate, thereby realizing the operation of the stirring device.

2. The electromagnetic transmission high-mixer according to claim 1, characterized in that: The coupling driving disc and the coupling driven disc are both uniformly fixed in the disc annular area by multiple pairs of N and S pole sector-shaped magnetic blocks in sequence; the two disc surfaces are parallel to each other and are 4-10 mm apart.

3. The electromagnetic transmission high-mixer according to claim 1, characterized in that: The transmission shaft of the stirring device passes through the bottom of the mixing barrel and is vertically installed in the center of the bottom of the mixing barrel through a turntable bearing installed at the bottom of the mixing barrel. The protruding part of the transmission shaft of the stirring device is installed with a fixed coupling driven disc.

4. The electromagnetic transmission high-pressure mixer according to claim 1, characterized in that: The transmission shaft of the stirring device and the output shaft of the driving motor are coaxial.

5. The electromagnetic transmission high-pressure mixer according to claim 1, characterized in that: The base is a hollow structure; the mixing barrel is mounted on the base; the drive motor is mounted on one side of the hollow wall of the base, with the output shaft of the drive motor pointing upward, and the fixed coupling active disc is in a horizontal position.

6. The electromagnetic transmission high-mixer according to claim 5, characterized in that: The driving motor is controlled by the high-pressure mixer control box.

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