CN206304611U - A kind of Scattered Kettle - Google Patents

Abstract

The utility model provides a dispersing kettle, which comprises a frame, a kettle body and a stirring mechanism, the stirring mechanism is arranged on the frame, the kettle body is arranged below the stirring mechanism, the upper part of the kettle body is provided with a feeding port, the kettle body The bottom of the body is provided with a discharge valve, the stirring mechanism includes a stirring paddle, and a wall scraping device is provided on the outside of the stirring paddle, and the stirring paddle is an anchor type stirring paddle, and the stirring paddle includes two side wings and connecting the lower ends of the two side wings. Bottom paddle, the middle part of the bottom paddle is provided with a connecting part connected with the lower end of the stirring shaft. Compared with the prior art, the dispersing kettle for the production of high-viscosity paste provided by the utility model uses the anchor stirring technology, which combines the wall scraping device, which solves the problem of the dead angle of the conventional ribbon stirring device, and at the same time solves the problem of It overcomes the shortcoming of insufficient shearing force of ribbon agitation; moreover, the joint action of the dispersing device and the anchor agitator allows the material in the kettle to fully circulate up and down, which improves the quality of the product.

Description

a dispersion kettle

technical field

The utility model relates to the technical field of producing high-viscosity paste, in particular to a dispersion kettle.

Background technique

The broad understanding of dispersion tank is a tank body with physical or chemical reactions. With the development of fine chemical technology, the mixing process of high-viscosity paste materials in production is becoming more and more common, especially in the fields of daily chemicals, viscose, and putty, high-viscosity paste dispersing kettles are the main core equipment.

Generally speaking, the high-viscosity dispersing kettle adopts a ribbon-type agitator. Using the rotating force of the ribbon, the material will spiral up along the side wall of the kettle body and meet at the center of the material to form a downwardly concave feeding vortex, thus forming Up and down convection circulation to achieve the purpose of material mixing. The disadvantage of the spiral ribbon stirring device is that the materials stuck on the wall of the kettle cannot be stirred sufficiently, resulting in uneven paste, particles, agglomeration, etc., resulting in unstable product quality; at the same time, when the spiral ribbon stirring is used, the shear Insufficient cutting force cannot produce materials with a certain fineness.

The disadvantage of the spiral stirring and dispersing kettle provided by Chinese patent 201520615310.4 is that the spiral stirring method it adopts is difficult to remix the materials stuck on the wall of the kettle. Recover and remix the materials stuck on the wall of the kettle, but this cannot remix all the materials stuck on the whole wall of the kettle, and it will also cause uneven paste.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a dispersing kettle which uses anchor stirring to produce high-viscosity paste.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A dispersing kettle, which includes a frame, a kettle body and a stirring mechanism, the stirring mechanism is arranged on the frame, the kettle body is arranged below the stirring mechanism, the upper part of the kettle body is provided with a feeding port, and the bottom of the kettle body is provided with The discharge valve, the stirring mechanism includes a machine base, a dispersing device, a stirring paddle, a stirring shaft and a stirring motor, the stirring motor is arranged in the middle of the machine base, the upper end of the stirring shaft is connected to the stirring motor, and the lower end of the stirring shaft is connected to the stirring motor. Paddle connection, the outer side of the stirring paddle is equipped with a wall scraping device, the stirring paddle is an anchor type stirring paddle, the stirring paddle includes two side wings and the bottom paddle connecting the lower ends of the two side wings, the middle part of the bottom paddle is provided with the bottom paddle connected to the lower end of the stirring shaft the connection part.

Compared with the prior art, the dispersing kettle for the production of high-viscosity paste provided by the utility model uses the anchor stirring technology, which combines the wall scraping device, which solves the problem of the dead angle of the conventional ribbon stirring device, and at the same time solves the problem of It overcomes the shortcoming of insufficient shearing force of ribbon agitation; moreover, the joint action of the dispersing device and the anchor agitator allows the material in the kettle to fully circulate up and down, which improves the quality of the product.

Further, the dispersing device includes a dispersing drive motor, a dispersing disc drive shaft and a dispersing disc, the dispersing drive motor is installed on the machine base, the upper end of the dispersing disc drive shaft is connected with the machine base, and the dispersing drive motor is connected to the upper end of the dispersing disc drive shaft. Connected by the transmission mechanism, the dispersing disc is arranged at the lower part of the transmission shaft of the dispersing disc, and the dispersing drive motor drives the dispersing disc to rotate to mix the materials.

Further, the dispersing device is provided with two, which are symmetrically arranged on both sides of the stirring shaft, and the dispersing disc is arranged between the two side wings of the stirring paddle and the stirring shaft; the stirring paddle and the dispersing device work together to realize no dead angle And high strength mixing dispersion.

Further, three or more dispersing discs of the two dispersing devices are arranged respectively, and two sets of dispersing discs are arranged symmetrically to strengthen the shearing force on the materials.

Further, the side wings include vertical wings and oblique wings, the oblique wings are inclined to the middle, and the outer sides of the vertical wings and the oblique wings are equipped with soft wall scraping devices.

Further, the scraper device includes a lower scraper and a side scraper, the side scraper is arranged on the vertical wing of the side wing, the lower scraper is arranged on the inclined wing of the side wing, and the lower scraper The plate and the side scraping plate work together to ensure that the dead angle formed by the sticky wall at the bottom of the kettle is uniform and the material returns to the kettle for full stirring.

Further, the transmission mechanism includes a first gear arranged on the output shaft of the dispersion drive motor, and a second gear arranged at the upper end of the transmission shaft of the dispersion disc, and the first gear and the second gear are driven by a belt or a gear.

Further, the height of the side wings is adapted to the depth of the kettle body, and the distance of the side wings is adapted to the inner diameter of the kettle body, so as to further ensure that there are no dead spots in the kettle, improve the stirring efficiency, and improve the quality of the product.

Description of drawings

Fig. 1 is the schematic diagram of the utility model;

Fig. 2 is a schematic diagram of the stirring mechanism of the present invention.

detailed description

A preferred embodiment of the present utility model is described below in conjunction with the accompanying drawings.

Referring to Fig. 1 and Fig. 2, a kind of dispersing kettle comprises frame 1, kettle body 2 and stirring mechanism 3, and described stirring mechanism 3 is arranged on the frame 1, and described kettle body 2 is arranged at stirring mechanism 3 below, The upper part of the kettle body 2 is provided with a feed inlet (not marked in the figure), and the bottom of the kettle body 2 is provided with a discharge valve 201. The stirring mechanism 3 includes a machine base 301, a dispersing device 302, a stirring paddle 303, a stirring shaft 304 and a stirring Motor 305, the stirring motor 305 is located in the middle of the base 301, the upper end of the stirring shaft 304 is connected to the stirring motor 305, the lower end of the stirring shaft 304 is connected to the stirring paddle 303, and the outside of the stirring paddle 303 is provided with a wall scraping device 306 , the stirring paddle 303 is an anchor type stirring paddle, and the stirring paddle 303 includes two side wings 31 and a bottom paddle 32 connecting the lower ends of the two side wings 31 , the middle part of the bottom paddle 32 is provided with a connecting portion 33 connected to the lower end of the stirring shaft 304 .

Compared with the prior art, the dispersing kettle for the production of high-viscosity paste provided by the utility model uses the anchor stirring technology, which combines the wall scraping device, which solves the problem of the dead angle of the conventional ribbon stirring device, and at the same time solves the problem of It overcomes the shortcoming of insufficient shearing force of ribbon agitation; moreover, the joint action of the dispersing device and the anchor agitator allows the material in the kettle to fully circulate up and down, which improves the quality of the product.

Referring to Fig. 2, as a preferred solution, the side wings 31 include vertical wings 311 and oblique wings 312, the oblique wings 312 are inclined to the middle, and the outer sides of the vertical wings 311 and the oblique wings 312 are equipped with soft wall scraping devices.

Referring to Fig. 2, as a preferred solution, the dispersing device 302 includes a dispersing drive motor 34, a dispersing disc drive shaft 35 and a dispersing disc 36, and the dispersing drive motor 34 is installed on the support 301, and the dispersing disc drive shaft 35 upper end is in contact with the machine Seat 301 is connected, and dispersing drive motor 34 is connected with dispersing disc drive shaft 35 upper ends by transmission mechanism 4, and dispersing disc 36 is arranged on the bottom of dispersing disc drive shaft 35, and dispersing drive motor 34 drives dispersing disc 36 to rotate and mixes material.

As a preferred solution, the dispersing device 302 is provided with two, which are symmetrically arranged on both sides of the stirring shaft 304, and the dispersion disc 36 is arranged between the two side wings 31 of the stirring paddle 303 and the stirring shaft 304; The dispersing devices 302 work together to realize mixing and dispersing with no dead angle and high intensity.

As a preferred solution, the dispersing discs 36 are provided with six, and the dispersing discs 36 are equidistantly arranged in two rows, and the high shear force generated by the joint work of the six dispersing discs 36 can finely shear the material, Increase the efficiency of material mixing.

As a preferred solution, the scraping device 306 includes a lower scraping board 37 and a side scraping board 38, the side scraping board 38 is arranged on the vertical wing 311 of the side wing 31, and the lower scraping board 37 is arranged on the side wing 31's slanted wing 312, the lower scraper 37 and the side scraper 38 work together to ensure that the dead angle of the kettle body 2 due to sticking to the wall is uniform and the material returns to the kettle for full stirring.

As a preferred solution, the transmission mechanism 4 includes a first gear 401 located on the output shaft of the dispersing drive motor 34, and a second gear 402 located at the upper end of the dispersing disc drive shaft 35, the first gear 401 and the second gear 402 pass through Belt drive or gear drive.

As a preferred solution, the height of the side wings 31 is adapted to the depth of the kettle body 2, and the distance of the two side wings 31 is adapted to the inner diameter of the kettle body 2, so as to further ensure that there is no dead angle position in the kettle and improve the stirring efficiency. Improved product quality.

As a preferred solution, the decentralized driving motor 34 and the stirring motor 305 are explosion-proof motors, which do not generate electric sparks during operation and are suitable for inflammable and explosive places. In the chemical industry, explosion-proof motors are generally used as motors.

Below in conjunction with Fig. 1 and Fig. 2 illustrate working principle of the present utility model:

Power is provided by the drive motor 34 of the dispersing disc, and it is transmitted to the dispersing disc 36. The high shear force generated by the simultaneous operation of the six dispersing discs 36 performs fine shearing on the material, and at the same time, under the action of the high shear, the material is The middle moves toward the wall of the kettle, and upward and downward pressures are generated at the wall of the kettle. Therefore, the material will spirally rise and fall along the side wall of the kettle body 2, and meet at the center of the material to form a downward concave feeding vortex. In order to strengthen the mixing of the kettle wall and the accumulation of material in the dead corner of stirring, an anchor stirring paddle 303 is used, and a scraping device 306 is installed outside the stirring paddle 303 to ensure that the bottom of the kettle body 2 is free from the dead corner formed by sticking to the wall. The non-uniform materials are returned to the middle of the kettle for full stirring, and at the same time, it is ensured that the side walls of the kettle body 2 are adhered to the walls so that the uneven materials return to the body 2 and are fully dispersed. During the stirring process, the anchor stirring and the disc stirring are linked together, combined with the scraping device 306, so that the material is fully circulated up and down and finely sheared in the kettle body 2, so as to produce a high-viscosity paste with good fineness Body material.

According to the disclosure and teaching of the above specification, those skilled in the art to which the present utility model belongs can also change and modify the above embodiment. Therefore, the utility model is not limited to the specific implementation manners disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present utility model.

Claims (9)

1. a kind of dispersing kettle, it comprises frame, kettle body and stirring mechanism, described stirring mechanism is located on the frame, and described kettle body is arranged below stirring mechanism, and kettle body top is provided with feed inlet, and kettle body bottom A discharge valve is provided, and the stirring mechanism includes a machine base, a dispersing device, a stirring paddle, a stirring shaft and a stirring motor. It is connected with the stirring paddle, and the outside of the stirring paddle is provided with a wall scraping device, which is characterized in that: the stirring paddle is an anchor type stirring paddle, which includes two side wings and a bottom paddle connecting the lower ends of the two side wings, and the middle part of the bottom paddle is provided with a stirring The connecting part where the lower end of the shaft is connected. 2. The dispersing kettle according to claim 1, characterized in that: the dispersing device comprises a dispersing drive motor, a dispersing disc transmission shaft and a dispersing disc, the dispersing driving motor is installed on the support, and the upper end of the dispersing disc transmission shaft is connected to the The frame is connected, the dispersing drive motor is connected with the upper end of the transmission shaft of the dispersing disc through a transmission mechanism, and the dispersing disc is arranged at the lower part of the transmission shaft of the dispersing disc. 3. The dispersing kettle according to claim 2, characterized in that: the dispersing device is provided with two, which are symmetrically arranged on both sides of the stirring shaft, and the dispersing disc is arranged between the two side wings of the stirring paddle and the stirring shaft. 4. The dispersion kettle according to claim 1, characterized in that: the side wings include vertical wings and inclined wings, the inclined wings are inclined to the middle, and soft wall scraping devices are provided on the outer sides of the vertical wings and inclined wings. 5. The dispersion kettle according to claim 4, characterized in that: said scraping device comprises a lower scraping board and a side scraping board, said side scraping board is arranged on said vertical wing, said lower scraping board The wall panels are arranged on the inclined wings. 6. The dispersing kettle according to claim 2, characterized in that: the transmission mechanism includes a first gear arranged on the output shaft of the dispersing drive motor, and a second gear arranged at the upper end of the dispersing disk transmission shaft, the first gear and the second gear through belt transmission or gear transmission. 7. The dispersion kettle according to claim 1, characterized in that: the height of the side wings is adapted to the depth of the kettle body, and the distance of the side wings is adapted to the inner diameter of the kettle body. 8. The dispersing kettle according to claim 2, characterized in that: the dispersing drive motor and stirring motor are explosion-proof motors. 9. The dispersing kettle according to claim 3, characterized in that: three or more dispersing discs of the two dispersing devices are respectively provided.