Hot air circulation drying device for the production of sodium cocoyl methyl taurate

Abstract

The utility model discloses a hot air circulation drying device for producing sodium cocoyl methyl taurate, comprising a drying kettle (1), wherein an outer jacket (2) is arranged outside the drying kettle (1), a heating and heat preservation chamber (3) is arranged between the outer jacket (2) and the drying kettle (1), and an electric heating wire (4) is arranged inside the heating and heat preservation chamber (3); a stirring and heating component (5) is arranged inside the drying kettle (1), a lifting drive component (6) fixed to the top of the drying kettle (1) is arranged above the stirring and heating component (5), and a hot air circulation mechanism (7) matched with the stirring and heating component (5) is arranged above the lifting drive component (6); a feed inlet (8) and an exhaust port (9) are arranged at the upper end of the drying kettle (1), and a discharge port (10) is arranged at the lower end of the drying kettle (1). The utility model has the characteristic of being able to effectively improve the drying efficiency.

Description

Technical Field

[0001] The utility model relates to a production device for sodium cocoyl methyl taurate, in particular to a hot air circulation drying device for the production of sodium cocoyl methyl taurate. Background Art

[0002] Sodium cocoyl methyl taurate is a new amino acid surfactant. It is formed by the condensation of naturally derived fatty acids and sodium methyl taurate. It makes the foam rich, delicate and stable under a wide range of pH conditions. The hydrophilic amino acid structure is very irritating to the skin and is often used in the formulation of various high-end cosmetics, baby products, etc. After the condensation reaction of sodium cocoyl methyl taurate is completed, it needs to be cooled and crystallized, and the semi-dry product is dried after centrifugal drying. At present, the commonly used drying device for semi-finished sodium cocoyl methyl taurate is generally to set a heating device on the inner wall of the kettle body, and then use a conventional stirring mechanism to stir the kettle body to complete the heating and drying of the material in the kettle body. The heat of this method is transferred from the inner wall of the kettle body to the kettle body, and the required drying time is long, and the overall drying efficiency is low. Therefore, it is urgent to develop a drying device that can effectively improve the drying efficiency. Utility Model Content

[0003] The purpose of the utility model is to provide a hot air circulation drying device for the production of sodium cocoyl methyl taurate. The utility model has the characteristic of being able to effectively improve the drying efficiency.

[0004] The technical solution of the utility model is as follows: a hot air circulation drying device for producing sodium cocoyl methyl taurate comprises a drying kettle body, an outer jacket is arranged outside the drying kettle body, a heating and heat preservation cavity is arranged between the outer jacket and the drying kettle body, and an electric heating wire is arranged in the heating and heat preservation cavity; a stirring and heating component is arranged inside the drying kettle body, a lifting drive component fixed to the top of the drying kettle body is arranged above the stirring and heating component, and a hot air circulation mechanism matched with the stirring and heating component is arranged above the lifting drive component; a feeding port and an exhaust port are arranged at the upper end of the drying kettle body, and a discharging port is arranged at the lower end of the drying kettle body.

[0005] In the aforementioned hot air circulation drying device for producing sodium cocoyl methyl taurate, the stirring and heating component includes a U-shaped stirring tube, hollow scrapers are provided on both sides of the U-shaped stirring tube, and connecting tubes are provided between the upper and lower ends of the hollow scrapers and the U-shaped stirring tube; a bottom stirring blade is provided at the bottom of the U-shaped stirring tube.

[0006] In the aforementioned hot air circulation drying device for the production of sodium cocoyl methyl taurate, the lifting drive assembly includes a base plate, electric lifting rods are arranged between the two sides of the base plate and the drying kettle body, a through hole is arranged in the middle of the base plate, a rotating seat is arranged in the through hole, a rotating gear disc is arranged above the rotating seat, a driving gear and a driving motor are arranged on the side of the rotating gear disc, and an air inlet and an air return port that penetrate the rotating seat are arranged on the upper surface of the rotating gear disc.

[0007] In the aforementioned hot air circulation drying device for producing sodium cocoyl methyl taurate, the hot air circulation mechanism includes a circulation air duct fixed to the upper surface of the rotating gear disk and connected to the air inlet and the air return port, and a circulation fan and an electric heater are sequentially arranged on the circulation air duct.

[0008] In the aforementioned hot air circulation drying device for producing sodium cocoyl methyl taurate, the circulation air duct is also connected to a new air duct located on the side of the electric heater.

[0009] Compared with the prior art, the utility model sets a heating and heat preservation cavity and an electric heating wire outside the drying kettle body, and sets a hot air circulation mechanism and a stirring and heating component inside the drying kettle body. The two cooperate with each other to heat the inside and outside at the same time, thereby effectively improving the efficiency of heating and drying; moreover, the present application sets a lifting drive component to drive the stirring and heating component to rotate and stir up and down, thereby effectively expanding the stirring range and improving the efficiency of drying and drying; at the same time, the present application adopts a hot air circulation method to heat the stirring and heating component, which can ensure the uniformity of heating of the stirring and heating component. In addition, the stirring and heating component is composed of a U-shaped stirring tube, a cavity scraper, a connecting tube and a bottom stirring blade, which can not only effectively expand the stirring area, but also scrape the material in the inner wall area of ​​the drying kettle body to ensure the uniformity of heating. In summary, the utility model has the characteristics of being able to effectively improve the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] The markings in the accompanying drawings are: 1-drying kettle body, 2-outer jacket, 3-heating and insulation chamber, 4-electric heating wire, 5-stirring and heating component, 6-lifting drive component, 7-hot air circulation mechanism, 8-feeding port, 9-exhaust port, 10-discharging port, 501-U-shaped stirring tube, 502-cavity scraper, 503-connecting tube, 504-bottom stirring blade, 601-base plate, 602-electric lifting rod, 603-through hole, 604-rotating seat, 605-rotating gear disc, 606-driving gear, 607-driving motor, 608-air inlet, 609-return air port, 701-circulating air duct, 702-circulating fan, 703-electric heater, 704-fresh air duct. DETAILED DESCRIPTION

[0012] The present invention is further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.

[0013] Embodiment. A hot air circulation drying device for producing sodium cocoyl methyl taurate is composed of Figure 1 As shown, it includes a drying kettle body 1, an outer jacket 2 is provided outside the drying kettle body 1, a heating and heat preservation chamber 3 is provided between the outer jacket 2 and the drying kettle body 1, and an electric heating wire 4 is provided in the heating and heat preservation chamber 3; a stirring and heating component 5 is provided in the drying kettle body 1, a lifting drive component 6 fixed to the top of the drying kettle body 1 is provided above the stirring and heating component 5, and a hot air circulation mechanism 7 matched with the stirring and heating component 5 is provided above the lifting drive component 6; a feed inlet 8 and an exhaust port 9 are provided at the upper end of the drying kettle body 1, and a discharge port 10 is provided at the lower end of the drying kettle body 1.

[0014] The stirring and heating assembly 5 comprises a U-shaped stirring tube 501 , with cavity scrapers 502 provided on both sides of the U-shaped stirring tube 501 , and connecting tubes 503 provided between the upper and lower ends of the cavity scrapers 502 and the U-shaped stirring tube 501 ; a bottom stirring blade 504 is provided at the bottom of the U-shaped stirring tube 501 .

[0015] The lifting drive assembly 6 includes a base plate 601, electric lifting rods 602 are arranged between the two sides of the base plate 601 and the drying kettle body 1, a through hole 603 is arranged in the middle of the base plate 601, a rotating seat 604 is arranged in the through hole 603, a rotating gear disc 605 is arranged above the rotating seat 604, a driving gear 606 and a driving motor 607 are arranged on the side of the rotating gear disc 605, and an air inlet 608 and an air return port 609 that penetrate the rotating seat 604 are arranged on the upper surface of the rotating gear disc 605.

[0016] The hot air circulation mechanism 7 includes a circulation air duct 701 fixed to the upper surface of the rotating gear disc 605 and connected to the air inlet 608 and the air return port 609. The circulation air duct 701 is provided with a circulation fan 702 and an electric heater 703 in sequence.

[0017] The circulating air duct 701 is also connected to a fresh air duct 704 located on the side of the electric heater 703 .

[0018] A filter assembly is provided in the exhaust port; the exhaust port is connected to the fresh air pipe via a recovery pipe, and a filter and a dehumidification module are provided on the recovery pipe. The hot air in the drying kettle can be recycled and utilized, thus saving energy and reducing emissions.

[0019] The rotating seat and the rotating gear disc are arranged in a T-shape, and a bearing is arranged in the through hole to facilitate the rotation of the rotating seat.

[0020] An X-shaped stirring rod is arranged in the middle of the U-shaped stirring tube.

[0021] Electric control valves are installed on the fresh air duct and the circulating air duct.

[0022] Preferably, an air inlet is provided at the bottom of one side of the heating and heat preservation chamber, an air outlet is provided at the upper part of the other side of the heating and heat preservation chamber, and a branch pipe is provided at the air outlet; the other end of the branch pipe is rotatably connected to the fresh air pipe, which can be achieved by setting a rotating joint. This improvement can use the hot air in the heating and heat preservation chamber for the hot air circulation mechanism, thereby improving the energy saving effect.

[0023] The drying process of the utility model is as follows: first, the centrifugally treated sodium cocoyl methyl taurate is fed into the drying kettle from the feed port; the electric heating wire is fixed to the inner wall of the outer jacket, the electric heating wire starts to heat, heats the heating and heat preservation cavity, and transfers the heat into the drying kettle, the hot air circulation mechanism starts to work, and the hot air is fed into the stirring and heating component, and at the same time, the stirring and heating component is driven by the lifting drive component to rise and fall and rotate; the hot air in the drying kettle can be discharged from the exhaust port under the action of the fan, and after being processed by the filter screen and the dehumidification module, it flows back to the fresh air duct, and flows back to the air inlet again through the circulating air duct, the electric heater and the circulating fan. After the material is dried, it is discharged from the discharge port.

[0024] Working process of lifting drive assembly: The electric lifting rod works, driving the base plate and the hot air circulation mechanism installed on the base plate and the stirring and heating assembly installed under the rotating seat to move up and down. The driving motor works to drive the driving gear to rotate, and the driving gear in turn drives the rotating gear plate to rotate, thereby driving the stirring and heating assembly to rotate. When the stirring and heating assembly moves up and down, the rotation of the bottom stirring blade will drive the upper and lower materials to transpose, and the outer end of the cavity scraper will contact the inner wall of the drying kettle to scrape off the attachments on the inner wall.

[0025] The two ports at the top of the U-shaped tube are respectively fixed to the lower ends of the air inlet and the air return port.

[0026] The working process of the hot air circulation mechanism is as follows: the gas flowing out through the fresh air duct and the return air port is heated to reach the set temperature under the heating action of the electric heater, and then driven by the circulating fan to flow through the circulating air duct to the air inlet, and the hot air flows into the U-shaped stirring tube from the air inlet, and part of the hot air flows into the cavity scraper through the connecting pipe at the upper end, and then flows back to the U-shaped stirring tube through the connecting pipe at the lower end, and then flows into the other end of the U-shaped stirring tube, flows into the cavity scraper through the connecting pipe at the lower end of the other side, and flows back to the U-shaped stirring tube from the connecting pipe on the upper side of this end, and finally flows back to the return air port.

Claims

1. A hot air circulation drying device for the production of sodium cocoyl methyl taurate, characterized in that: The invention comprises a drying kettle body (1), wherein an outer jacket (2) is arranged outside the drying kettle body (1), a heating and heat preservation chamber (3) is arranged between the outer jacket (2) and the drying kettle body (1), and an electric heating wire (4) is arranged inside the heating and heat preservation chamber (3); a stirring and heating component (5) is arranged inside the drying kettle body (1), a lifting drive component (6) fixed to the top of the drying kettle body (1) is arranged above the stirring and heating component (5), and a hot air circulation mechanism (7) matched with the stirring and heating component (5) is arranged above the lifting drive component (6); a feeding port (8) and an exhaust port (9) are arranged at the upper end of the drying kettle body (1), and a discharging port (10) is arranged at the lower end of the drying kettle body (1).

2. The hot air circulation drying device for producing sodium cocoyl methyl taurate according to claim 1, characterized in that: The stirring and heating assembly (5) comprises a U-shaped stirring tube (501), wherein hollow scrapers (502) are provided on both sides of the U-shaped stirring tube (501), and connecting tubes (503) are provided between the upper and lower ends of the hollow scrapers (502) and the U-shaped stirring tube (501); and a bottom stirring blade (504) is provided at the bottom of the U-shaped stirring tube (501).

3. The hot air circulation drying device for producing sodium cocoyl methyl taurate according to claim 1, characterized in that: The lifting drive assembly (6) comprises a base plate (601), electric lifting rods (602) are arranged between the two sides of the base plate (601) and the drying kettle body (1), a through hole (603) is arranged in the middle of the base plate (601), a rotating seat (604) is arranged in the through hole (603), a rotating gear disc (605) is arranged above the rotating seat (604), a driving gear (606) and a driving motor (607) are arranged on the side of the rotating gear disc (605), and an air inlet (608) and an air return port (609) that penetrate the rotating seat (604) are arranged on the upper surface of the rotating gear disc (605).

4. The hot air circulation drying device for producing sodium cocoyl methyl taurate according to claim 3, characterized in that: The hot air circulation mechanism (7) comprises a circulation air duct (701) fixed to the upper surface of the rotating toothed disc (605) and connected to the air inlet (608) and the air return port (609), and a circulation fan (702) and an electric heater (703) are arranged in sequence on the circulation air duct (701).

5. The hot air circulation drying device for producing sodium cocoyl methyl taurate according to claim 4, characterized in that: The circulating air duct (701) is also connected to a fresh air duct (704) located on the side of the electric heater (703).

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