Ultrasonic spray drying granulator

Abstract

The utility model relates to the technical field of spray drying pelletizers, in particular to an ultrasonic spray drying pelletizer which comprises a box body, a distribution cylinder used for discharging particles is arranged on the box body, a plurality of rectangular holes used for releasing the particles are formed in the distribution cylinder, discharging-in cavities are symmetrically formed in the bottom of the box body, and the rectangular holes are communicated with the discharging-in cavities. A plurality of first ultrasonic pipes are symmetrically arranged in the box body, splash-proof corners used for regulating particles are symmetrically arranged in the box body, and a protruding pipe used for reducing particle blockage is arranged at the bottom of the distribution cylinder. Through the arrangement of the first ultrasonic pipe and the splash-proof corner, the distribution effect of particles is improved by the distribution cylinder under the influence of ultrasonic waves, the uniform distribution effect is further improved, meanwhile, the retention phenomenon after the particles are formed can be reduced under the clamping of the splash-proof corner, and the fluidity of the particles in the box body can be improved through the vibration strips in the splash-proof corner, so that the uniformity of the particles is improved. And meanwhile, the particle processing effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spray drying granulators, in particular to an ultrasonic spray drying granulator. Background Art

[0002] Granulation is a crucial process in the production of PTC thermistor ceramic sheets. The quality of the granules directly impacts the appearance, mechanical properties, and thermal resistance characteristics of the PTC ceramic sheets. Granulation involves adding a certain amount of binder to the ground powder and blending it evenly to form a granular powder. This powder exhibits good flowability and compressibility, resulting in strong, non-delamination and crack-resistant sheets during the tableting process.

[0003] During the use of the granulator, ultrasonic equipment is usually needed to provide guidance, which can improve the distribution effect of the granulator during use. At the same time, the ultrasonic equipment has different requirements on the layout position, so the ultrasonic effects affecting the particle effect are different. However, the efficiency of the existing ultrasonic equipment is low, which reduces the processing effect of the particles.

[0004] For this purpose, we designed an ultrasonic spray drying granulator. Utility Model Content

[0005] The utility model aims to provide an ultrasonic spray drying granulator to solve the problem of low efficiency in the prior art.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] The ultrasonic spray drying granulator comprises a box body, the box body is provided with a distribution cylinder for discharging particles, the distribution cylinder is provided with a plurality of rectangular holes for releasing particles, and the bottom of the box body is symmetrically provided with a discharge cavity;

[0008] A plurality of first ultrasonic tubes are symmetrically arranged in the box body, anti-splashing angles for regularizing particles are symmetrically arranged in the box body, and a protruding tube for reducing particle blockage is provided at the bottom of the distribution cylinder.

[0009] Preferably, the side walls of the box are each provided with a rectangular groove, one end of the first ultrasonic tube is fixedly connected to the inner wall of the rectangular groove by welding, a second ultrasonic tube is provided on the first ultrasonic tube for improving the particle formation effect, and one end of the second ultrasonic tube is fixedly connected to the first ultrasonic tube by a fastener.

[0010] Preferably, one end of the first ultrasonic tube is fixedly connected to the rectangular groove via a fixing button, the splash-proof corner is fixedly connected to the box body by welding, and a vibration strip for reducing particle retention is provided on the splash-proof corner.

[0011] Preferably, a fixing frame is provided in the box body, and a plurality of high-temperature buttons for increasing the temperature are provided on the fixing frame, and a plurality of vibrating particles for reducing particle retention are provided on the high-temperature buttons.

[0012] Preferably, an outlet frame for guiding the discharge of particles is provided at the bottom of the box, and the outlet frame is communicated with the two discharge cavities.

[0013] Preferably, the protruding tube is fixedly connected to the bottom of the distribution cylinder via a fastener, and a plurality of holes for discharging residual particles are provided on the protruding tube.

[0014] The beneficial effects of the utility model are:

[0015] 1. The utility model improves the distribution effect of particles in the distribution barrel under the influence of ultrasonic waves and further improves the uniform distribution effect through the setting of the first ultrasonic tube and the splash-proof angle. At the same time, with the support of the splash-proof angle, the retention phenomenon after particle formation can be reduced, and the vibration strips in the splash-proof angle can improve the fluidity of particles in the box, while improving the processing effect of particle processing.

[0016] 2. The utility model uses the setting of vibrating particles to improve the overall distribution effect of the particles under the action of the first ultrasonic tube and the second ultrasonic tube, and improve the drying effect of the particles under the baking of the high-temperature button. The vibrating particles can increase the fluidity of the particles falling near the high-temperature button, thereby improving the effect of particle discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the ultrasonic spray drying granulator proposed in the utility model;

[0018] Figure 2 This is a side view of the ultrasonic spray drying granulator proposed by the utility model;

[0019] Figure 3 This is a top view of the ultrasonic spray drying granulator proposed in the utility model;

[0020] Figure 4 This is a three-dimensional structural diagram of the ultrasonic spray drying granulator proposed in the utility model.

[0021] In the figure: 1. Box body; 2. Distribution cylinder; 3. Discharge cavity; 4. Lead-out frame; 5. Fixing frame; 6. High-temperature button; 7. Vibrating particles; 8. First ultrasonic tube; 9. Second ultrasonic tube; 10. Splash-proof angle; 11. Vibration strip; 12. Fixing button; 13. Protruding tube; 14. Hole. DETAILED DESCRIPTION

[0022] Reference Figure 1-Figure 4The ultrasonic spray drying granulator includes a box body 1. The box body 1 is made of heat-resistant metal material as a whole, which has the effect of heat preservation and heat insulation, and is used to improve the temperature protection in the box body 1 and reduce the temperature loss. The distribution cylinder 2 is a device for dispersing particles in the prior art. The particles are materials that have not been processed by the drying process. They appear in a liquid state as a whole and are presented in the box body 1 in the form of mist under the support of the distribution cylinder 2. The rectangular hole is the cavity for discharging particles on the distribution cylinder 2, and the discharge cavity 3 is the cavity for discharging particles from the box body 1.

[0023] A plurality of first ultrasonic tubes 8 are symmetrically arranged in the box body 1, and a second ultrasonic tube 9 is provided on the first ultrasonic tube 8 for improving the particle formation effect. The first ultrasonic tube 8 is an existing technology, and the effect is transmitted to the inside through the existing ultrasonic equipment and propagated by the first ultrasonic tube 8 and the second ultrasonic tube 9. The combination of the two can improve the distribution of the ultrasonic effect in the box body 1, and further improve the effect of particle baking. The side walls of the box body 1 are provided with rectangular grooves, which are auxiliary grooves for arranging the first ultrasonic tube 8 and the second ultrasonic tube 8, 9. One end of the first ultrasonic tube 8 is fixedly connected to the inner wall of the rectangular groove by welding. Welding is a common connection method in the prior art, which can improve the connection strength of one end of the first ultrasonic tube 8 and the rectangular groove, as well as the service life of the vertical arrangement in the rectangular groove. One end of the second ultrasonic tube 9 is fixedly connected to the first ultrasonic tube 8 by a fastener. The fastener is an existing common connection component. While improving the connection strength between the two, it is convenient for later disassembly and maintenance.

[0024] The box body 1 is symmetrically provided with anti-splash corners 10 for regularizing particles. The anti-splash corners 10 are made of heat-resistant material as a whole and are used to reduce the falling and splashing of particles after drying. One end of the first ultrasonic tube 8 is fixedly connected to the rectangular groove through a fixing button 12. The fixing button 12 can improve the sealing between the first ultrasonic tubes 8, thereby reducing the splashing of particles from the box body 1. The anti-splash corners 10 are fixedly connected to the box body 1 by welding. Welding is a common connection method in the prior art, which can improve the connection strength and service life of the anti-splash corners 10 and the box body 1. A vibration bar 11 for reducing particle retention is provided on the anti-splash corner 10. The vibration bar 11 is a vibration device in the prior art. It is driven by an external power supply to make the anti-splash corner 10 have a vibration effect, thereby reducing the phenomenon of particle retention.

[0025] A fixed frame 5 is provided in the box body 1. The fixed frame 5 is made of aluminum alloy as a whole and is mainly used for auxiliary support. A plurality of high-temperature buttons 6 for increasing the temperature are provided on the fixed frame 5. The high-temperature button 6 is cylindrical as a whole. Heat is transferred to the box body 1 through an external baking device, thereby achieving the effect of particle baking. A plurality of vibration particles 7 for reducing particle retention are provided on the high-temperature button 6. The vibration particles 7 are composed of small devices with vibration effects in the prior art. After being driven by an external power supply, they can produce a vibration effect of the same frequency, thereby reducing the retention of particles near the high-temperature button 6.

[0026] The bottom of the box body 1 is provided with an outlet frame 4 for guiding the discharge of particles. The outlet frame 4 is the discharge outlet at the bottom of the box body 1 and is connected to the two discharge chambers 3. The outlet frame 4 covers the two discharge chambers 3 inside.

[0027] A protruding pipe 13 is provided at the bottom of the distribution tube 2 to reduce particle blockage. The protruding pipe 13 is mainly used to discharge the particles that have been dried and formed in the distribution tube 2 to avoid the particles from conflicting with the undried particles again, thereby improving the particle discharge effect. The protruding pipe 13 is fixedly connected to the bottom of the distribution tube 2 by fasteners. The fasteners are common connecting components. While improving the connection strength between the two, they are also convenient for later disassembly and maintenance. A plurality of holes 14 for discharging remaining particles are provided on the protruding pipe 13. The holes 14 are the main cavities for discharging dried particles.

[0028] The working principle of this utility model is as follows:

[0029] Check all connection parts to ensure airtightness and stability, especially the welding connection between the first ultrasonic tube 8 and the rectangular groove, and the fastener connection between the second ultrasonic tube 9 and the first ultrasonic tube 8. Make sure that the external power supply is connected and can normally supply power to the ultrasonic equipment and the vibration equipment. Inject the liquid material to be dried into the distribution cylinder 2, turn on the external power supply, start the ultrasonic equipment and the vibration equipment, and the distribution cylinder 2 sprays the liquid material into the box body 1 in the form of mist through the rectangular hole on it. The first ultrasonic tube 8 and the second ultrasonic tube 9 start working, generating ultrasonic waves, which act on the mist particles to promote their rapid drying. and granulation, the splash-proof corner 10 reduces the retention and splashing of particles during the drying process through the vibration effect of its vibration bar 11, the high-temperature button 6 transfers heat to the box body 1 through the external baking equipment, providing the necessary temperature conditions to accelerate the drying process of the particles, and the vibrating particles 7 generate vibrations near the high-temperature button 6, further reducing the retention of particles in this area. The dried and formed particles are discharged through the holes 14 on the protruding tube 13 to avoid conflict with the undried particles. The particles are finally guided to the two discharge cavities 3 at the bottom of the box body 1 through the lead-out frame 4 and discharged from the box body 1 from there.

[0030] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An ultrasonic spray drying granulator, comprising a housing (1), wherein the housing (1) is provided with a distribution barrel (2) for discharging particles, wherein the distribution barrel (2) is provided with a plurality of rectangular holes for releasing particles, and a discharge cavity (3) is symmetrically provided at the bottom of the housing (1). It is characterized by: A plurality of first ultrasonic tubes (8) are symmetrically arranged in the box (1), splash-proof angles (10) for regularizing particles are symmetrically arranged in the box (1), and a protruding tube (13) for reducing particle blockage is provided at the bottom of the distribution cylinder (2).

2. The ultrasonic spray drying granulator according to claim 1, wherein The side walls of the box (1) are each provided with a rectangular groove, one end of the first ultrasonic tube (8) is fixedly connected to the inner wall of the rectangular groove by welding, a second ultrasonic tube (9) for improving the particle formation effect is provided on the first ultrasonic tube (8), and one end of the second ultrasonic tube (9) is fixedly connected to the first ultrasonic tube (8) by a fastener.

3. The ultrasonic spray drying granulator according to claim 2, wherein One end of the first ultrasonic tube (8) is fixedly connected to the rectangular groove via a fixing button (12), the splash-proof corner (10) is fixedly connected to the box body (1) by welding, and a vibration bar (11) for reducing particle retention is provided on the splash-proof corner (10).

4. The ultrasonic spray drying granulator according to claim 3, wherein A fixed frame (5) is provided in the box (1), and a plurality of high-temperature buttons (6) for increasing the temperature are provided on the fixed frame (5), and a plurality of vibrating particles (7) for reducing particle retention are provided on the high-temperature buttons (6).

5. The ultrasonic spray drying granulator according to claim 4, wherein The bottom of the box (1) is provided with an outlet frame (4) for guiding the discharge of particles, and the outlet frame (4) is connected to the two discharge chambers (3).

6. The ultrasonic spray drying granulator according to claim 5, characterized in that The protruding tube (13) is fixedly connected to the bottom of the distribution barrel (2) via a fastener, and a plurality of holes (14) for discharging residual particles are provided on the protruding tube (13).

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