CN211329368U

CN211329368U - Reaction kettle

Info

Publication number: CN211329368U
Application number: CN201922016505.8U
Authority: CN
Inventors: 韩雪峰; 冯书勤
Original assignee: Guizhou Tianhao National Pharmaceutical Co ltd
Current assignee: Guizhou Tianhao National Pharmaceutical Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-25
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to a reation kettle in the chinese-medicinal material processing technology field, including the cauldron body and agitating unit, the upper portion of the cauldron body is equipped with the feed inlet, cauldron body bottom is equipped with the discharge gate, agitating unit includes agitator and agitator motor, the agitator includes (mixing) shaft and the epaxial stirring vane (mixing) shaft of fixed mounting stirring includes first axostylus axostyle, second axostylus axostyle and planetary gear, planetary gear includes the ring gear, planetary gear and sun gear, first axostylus axostyle is hollow rod, shaft coupling and agitator motor's output shaft is passed through to the one end of first axostylus axostyle, the other end and the ring gear fixed connection of first axostylus axostyle, second axostylus axostyle and. The utility model discloses a to agitating unit's improvement, through the connection of planetary gear and two axostylus axostyles for two sets of stirring vane realize not equidirectional rotation.

Description

Reaction kettle

Technical Field

The utility model relates to a chemical production technical field especially relates to a reation kettle, concretely relates to reation kettle for producing ergosterol.

Background

Ergosterol is the most important phytosterol, is present in yeast and some plants, and when it is irradiated by ultraviolet rays, one of the four carbon rings in the molecule is broken to become vitamin D2, which is the main raw material for industrially producing vitamin D2 in large quantities. Since vitamin D2 is one of the trace organic compounds necessary for human and animal to maintain normal life activities and health, vitamin D2 can be added into medicine, food and feed in a proper amount to satisfy the requirement of human or animal to take from outside regularly. The annual consumption of vitamin D2 in the world is about 1800 tons at present, about 70 percent of the annual consumption is used for feed additives, the annual demand of China is about more than 100 tons, the annual output of vitamin D2 in China is about 1 ton, most of the vitamin D is imported, and besides technical reasons, the ergosterol raw material is insufficient in supply and is also an important reason for low yield.

The main production process flow of the ergosterol comprises the following steps: feeding → extracting → filtering → concentrating → reacting → filtering → reacting → standing for layering → reacting → cooling and filtering → drying. Wherein the first reaction step is carried out in a reaction kettle, the liquid after extraction, filtration and concentration is put into the reaction kettle, sodium hydroxide, methanol and dilute hydrochloric acid are added, and the reaction temperature is controlled to be about 50 ℃. The prior reaction kettle, such as the reaction kettle disclosed in the prior art CN102671603A, comprises a kettle body and a stirring device, the upper part of the kettle body is provided with a feed inlet, the bottom of the kettle body is provided with a discharge outlet, the stirring device comprises a stirrer and a stirrer driving device, the stirrer comprises a stirring shaft and stirring blades fixedly arranged on the stirring shaft, the stirrer driving device comprises a motor, the motor is arranged on the kettle body, a stirring shaft of the stirrer is connected with an output shaft of the motor through a coupler, a jacket capable of being filled with water is arranged on the outer side of the kettle body, an interlayer space is formed between the jacket and the kettle body, the jacket is provided with a vapor inlet, a condensed water outlet, a cooling water inlet and a cooling water outlet which are communicated with the interlayer space, the outside of the steam inlet and the cooling water inlet are connected with water inlet pipelines, and the outside of the condensed water outlet and the cooling water outlet are connected with water outlet pipelines. The device has the characteristics of reasonable structure, high working efficiency and easy temperature control. But need fully mix the material in reaction process, so just need agitating unit, but traditional stirring can only be towards a direction stirring, and like this the material even effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reaction kettle to solve prior art and set up the problem that agitating unit can only stir towards a direction.

The utility model discloses a reaction kettle, which comprises a kettle body and a stirring device, wherein a feed inlet is arranged at the upper part of the kettle body, a discharge outlet is arranged at the bottom of the kettle body, the stirring device comprises a stirrer and a stirring motor, the stirrer comprises a stirring shaft and a stirring blade fixedly arranged on the stirring shaft, and the stirring motor is arranged on the kettle body; still including the hybrid tube and the dropwise add pipe of mouth of pipe orientation feed inlet department on the cauldron body, hybrid tube and a plurality of material pipe intercommunication, the (mixing) shaft includes first axostylus axostyle, second axostylus axostyle and planetary gear, planetary gear includes ring gear, planet wheel and sun gear, first axostylus axostyle is hollow rod, shaft coupling and agitator motor's output shaft is passed through to the one end of first axostylus axostyle, the other end and the ring gear fixed connection of first axostylus axostyle, second axostylus axostyle and sun gear fixed connection, stirring vane is equipped with two sets ofly, respectively with first axost.

The utility model relates to a working principle, in particular to a reaction kettle, which comprises a kettle body and a stirring device, wherein the kettle body is fed from a feed inlet at the upper part and discharged from a discharge outlet at the bottom part, a solenoid valve is arranged at the discharge outlet, the kettle body is also provided with an electronic thermometer for detecting the temperature of materials in the kettle so as to adjust the flow rate or the temperature of heat exchange fluid in a jacket, the stirring device comprises a stirring shaft, stirring blades and a stirring motor for controlling the start of the stirring shaft, a shaft coupling is arranged between the stirring shaft and the stirring motor, wherein the stirring shaft comprises a planetary gear and two shaft levers, one shaft lever is fixedly connected with a gear ring of the planetary gear, the other shaft lever is fixedly connected with a sun gear of the planetary gear, when the stirring motor is started to drive a first shaft lever connected with the shaft coupling to rotate, the gear ring starts to rotate, and, therefore, the gear ring can drive the planet gear to rotate around the gear ring when rotating, so that the first shaft lever rotates in a direction different from the rotating direction of the first shaft lever, and the stirring form that the upper stirring blade and the lower stirring blade rotate in different directions is realized. Turbulence is formed as much as possible.

The utility model has the advantages that: the utility model discloses a to agitating unit's improvement, through the connection of planetary gear and two axostylus axostyles for two sets of stirring vane realize not equidirectional rotation, and then the formation of torrent with higher speed, thereby improve the efficiency of mixing, the going on of reaction with higher speed.

Further, the bottom of the kettle body is provided with at least two liquid inlet pipes vertical to the bottom of the kettle body. The reaction has a plurality of reaction raw materials, and in order to ensure good effect of raw material mixing, the form of simultaneous feeding at the bottom and the bottom is used, and the mixing of materials can be accelerated even under the condition that the stirring is not started.

Furthermore, every group stirring vane is two at least, and the interval between two sets of stirring vanes is 1 ~ 3 m. 2 stirring vane of every group is according to arranging from top to bottom, and 2 stirring vane's setting can make the fluid sound of same flow direction bigger, and the interval between two sets of stirring vane is 1 ~ 3m, and when preferred 2m, the enough big fluid of two strands of sound collides each other more acutely, and the mixing effect is better.

Preferably, the second shaft rod penetrates through the sun gear and extends towards the first shaft rod, a limiting block is arranged at the end part of the second shaft rod, a limiting table is arranged on the first shaft rod, the second shaft rod is rotatably connected with the limiting table, and the outer diameter of the limiting block is larger than the inner diameter of the limiting table.

Preferably, the second shaft lever extends downwards, the end part of the second shaft lever is provided with a limiting block, the first shaft lever is provided with a limiting table matched with the limiting block, the second shaft lever is rotatably connected with the limiting table, and the outer diameter of the limiting block is larger than the inner diameter of the limiting table.

The above two forms are provided to ensure the stable rotation of the second shaft.

Furthermore, a ball is arranged at the position where the limiting table is contacted with the limiting block. The arrangement of the balls can reduce friction in rotation, so that the rotation of the second shaft lever is smoother.

Further, the end part of the first shaft rod is provided with a sealing bearing matched with the second shaft rod. The sealing bearing is arranged to prevent reaction liquid from entering the first shaft rod and further influencing the planetary gear.

Furthermore, the dripping pipe extends into the kettle body, and a plurality of liquid outlets are formed in the dripping pipe in the kettle body. In the dilute hydrochloric acid titration, in order to ensure the reaction effect, the dilute hydrochloric acid is extended into the reaction liquid, and the tube body is opened to facilitate the contact of the dilute sulfuric acid and the reaction liquid.

Drawings

FIG. 1 is a schematic structural view of a reaction kettle of the present invention;

fig. 2 is a partially enlarged view of the junction of the first shaft and the second shaft of fig. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: stirring motor 1, mixing tube 2, shaft coupling 3, dropwise add pipe 4, comdenstion water export 5, primary shaft pole 6, positive direction blade 7, stopper 8, spacing platform 9, planetary gear 10, sealed bearing 11, reverse blade 12, cooling water entry 13, second axostylus axostyle 14, feed liquor pipe 15, discharge gate 16, vapor entry 17, press from both sides cover 18, cooling water export 19, feed inlet 20.

Embodiment 1 as shown in attached figures 1 and 2, a reaction kettle comprises a kettle body and a stirring device, wherein a feeding hole 20 is formed in the upper portion of the kettle body, a discharging hole 16 is formed in the bottom of the kettle body, the kettle body further comprises an electronic thermometer, a mixing pipe 2 and a dropping pipe 4, the pipe orifice of the mixing pipe 2 faces the feeding hole 20, the mixing pipe 2 is communicated with a plurality of material pipes, and the mixing pipe 2 is further communicated with a bottom feeding pipe arranged at the bottom. The stirring device comprises a stirrer and a stirring motor 1, the stirrer comprises a stirring shaft and stirring blades fixedly arranged on the stirring shaft, the stirring motor 1 is arranged on the kettle body, and the bottom of the kettle body is provided with at least two liquid inlet pipes 15 vertical to the bottom of the kettle body; the (mixing) shaft includes first axostylus axostyle 6, second axostylus axostyle 14 and planetary gear 10, planetary gear 10 includes the ring gear, planet wheel and sun gear, first axostylus axostyle 6 is hollow pole, the output shaft of shaft coupling 3 and agitator motor 1 is passed through to the one end of first axostylus axostyle 6, the other end and the ring gear fixed connection of first axostylus axostyle 6, second axostylus axostyle 14 and sun gear fixed connection, second axostylus axostyle 14 runs through the sun gear and extends towards first axostylus axostyle 6, the tip of second axostylus axostyle 14 is equipped with stopper 8, be equipped with spacing platform 9 on the first axostylus axostyle 6, second axostylus axostyle 14 rotates with spacing platform 9 to be connected, the external diameter of stopper 8 is greater than the.

Stirring vane is equipped with two sets ofly, including forward blade 7 and reverse vane 12, and forward blade 7 is one, and reverse vane 12 is two, sets gradually from last to down, and forward blade 7 and first axostylus axostyle 6 fixed connection, two reverse vane 12 and second axostylus axostyle 14 fixed connection, and forward blade 7 and reverse vane 12's minimum interval is 2 m.

The outer side of the kettle body is provided with a jacket 18 capable of being filled with water, an interlayer space is formed between the jacket 18 and the kettle body, the jacket 18 is provided with a vapor inlet 17 and a condensate outlet 5 which are communicated with the interlayer space, a cooling water inlet 13 and a cooling water outlet 19, the vapor inlet 17 and the cooling water inlet 13 are externally connected with a water inlet pipeline, and the condensate outlet 5 and the cooling water outlet 19 are externally connected with a water outlet pipeline.

When the automatic stirring device is used, according to the material ratio and the feeding amount of reaction, reaction liquid except dilute hydrochloric acid is conveyed into the mixing pipe 2 through the material pipe, the reaction liquid enters the kettle body through the mixing pipe 2, after the material is fed for a period of time, the stirring motor 1 is started, the forward blade 7 and the reverse blade 12 start to rotate, the hydrochloric acid is also dripped into the dripping pipe 4 at the moment, the temperature value of the electronic thermometer is observed, the steam pipe or the cooling water pipe is started as required, the reaction temperature is adjusted to be about 50 ℃, after a period of time, the reaction is finished, and the electromagnetic valve of the discharge port 16 is opened for discharging.

Embodiment 2 only differs from embodiment 1 in that the first shaft lever 6 extends downward, the end of the second shaft lever 14 is provided with a limit block 8, the first shaft lever 6 is provided with a limit table 9 matched with the limit block 8, the second shaft lever 14 is rotatably connected with the limit table 9, and the outer diameter of the limit block 8 is larger than the inner diameter of the limit table 9.

Example 3 differs from example 1 only in that the jacket 18 is replaced with a coil pipe provided inside the kettle body, the coil pipe being communicated with the steam pipe, the condensate pipe, the water outlet pipe and the water inlet pipe, respectively.

Example 4 differs from example 1 only in that a dropping pipe 4 is extended into the inside of the tank, and the dropping pipe 4 located in the tank is provided with a plurality of liquid outlets.

Claims

1. A reaction kettle comprises a kettle body and a stirring device, wherein a feeding hole is formed in the upper portion of the kettle body, a discharging hole is formed in the bottom of the kettle body, the stirring device comprises a stirrer and a stirring motor, the stirrer comprises a stirring shaft and stirring blades fixedly arranged on the stirring shaft, and the stirring motor is arranged on the kettle body; the method is characterized in that: still including the hybrid tube and the dropwise add pipe of mouth of pipe orientation feed inlet department on the cauldron body, hybrid tube and a plurality of material pipe intercommunication, the (mixing) shaft includes first axostylus axostyle, second axostylus axostyle and planetary gear, planetary gear includes ring gear, planet wheel and sun gear, first axostylus axostyle is hollow rod, shaft coupling and agitator motor's output shaft is passed through to the one end of first axostylus axostyle, the other end and the ring gear fixed connection of first axostylus axostyle, second axostylus axostyle and sun gear fixed connection, stirring vane is equipped with two sets ofly, respectively with first axost.

2. The reactor of claim 1, wherein: the bottom of the kettle body is provided with at least two liquid inlet pipes vertical to the bottom of the kettle body, and the liquid inlet pipes are communicated with the mixing pipe.

3. The reactor of claim 2, wherein: every group stirring vane is two at least, and the interval between two sets of stirring vanes is 1 ~ 3 m.

4. The reactor of claim 3, wherein: the second axostylus axostyle runs through the sun gear and extends towards first axostylus axostyle, the tip of second axostylus axostyle is equipped with the stopper, be equipped with spacing platform on the first axostylus axostyle, the second axostylus axostyle rotates with spacing platform to be connected, the external diameter of stopper is greater than the internal diameter of spacing platform.

5. The reactor of claim 3, wherein: the first shaft lever downwardly extends, the end part of the second shaft lever is provided with a limiting block, the first shaft lever is provided with a limiting table matched with the limiting block, the second shaft lever is rotatably connected with the limiting table, and the outer diameter of the limiting block is larger than the inner diameter of the limiting table.

6. The reaction kettle according to claim 4 or 5, wherein a ball is arranged at a position where the limiting table contacts with the limiting block.

7. The reactor of claim 6, wherein: and a sealing bearing matched with the second shaft rod is arranged at the end part of the first shaft rod.

8. The reactor of claim 7, wherein: the dropping pipe extends to the inner part of the kettle body, and a plurality of liquid outlets are arranged on the dropping pipe in the kettle body.