CN213966569U

CN213966569U - Fluorination reaction kettle

Info

Publication number: CN213966569U
Application number: CN202022366451.0U
Authority: CN
Inventors: 赖波; 王猛昭; 周福涛; 肖勇
Original assignee: Chenzhou Sinochem Fluorine New Material Co Ltd
Current assignee: Chenzhou Sinochem Fluorine New Material Co Ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-08-17
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a fluorination reaction kettle, which comprises a kettle body, wherein a rotating shaft with a hollow structure is rotationally arranged in the kettle body, the top of the rotating shaft penetrates through the kettle body and is connected with a rotating joint, the top of the rotating joint is provided with a fluorine gas inlet, the fluorine gas inlet is communicated with the rotating shaft, a plurality of stirring blades are symmetrically arranged on the side wall of a rod body of the rotating shaft positioned in the kettle body, the stirring blades are internally provided with air pipes communicated with the rotating shaft, the stirring blades are evenly provided with a plurality of one-way valves communicated with the air pipes in the stirring blades, a driving block is rotationally arranged on the outer wall of the bottom of the rotating shaft, the outer wall of the driving block is fixedly provided with a scraper blade through a connecting arm, a trigger mechanism for driving the connecting arm to rotate is arranged in the driving block, the rotating shaft with the hollow structure and the stirring blades communicated with the rotating shaft are arranged, so that the fluorination reaction kettle has better aeration effect, further, the reaction rate of the fluorine gas and the raw material is increased.

Description

Fluorination reaction kettle

Technical Field

The utility model relates to an organic fluorine chemical industry equipment technical field specifically is a fluorination reaction cauldron.

Background

The reaction in which hydrogen in the molecule of an organic compound is substituted with fluorine is called fluorination. The control of process conditions in the fluorination reaction is very critical, the fluorination reaction in chemical industry is usually carried out in a reaction kettle, the reaction kettle is a container for physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized by the structural design and parameter configuration of the container.

The prior fluorination reaction kettle usually inserts a vent pipe into the raw material directly for stirring and mixing, but the method is difficult to lead the fluorine gas to be fully mixed with the raw material, thereby reducing the reaction efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fluorination reaction kettle to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a fluorination reaction kettle comprises a kettle body and supporting legs fixedly arranged at the bottom of the kettle body, wherein a feed inlet and a discharge outlet are respectively formed in the top and the bottom of the side face of the kettle body, a switch valve is arranged on the discharge outlet, a vertically arranged rotating shaft is arranged in the kettle body, the rotating shaft is rotatably arranged in the kettle body and driven by a motor arranged at the bottom of the kettle body, the rotating shaft is a hollow shaft, the top of the rotating shaft penetrates through the kettle body and is connected with a rotating joint, a fluorine inlet is formed in the top of the rotating joint and is communicated with the rotating shaft, a plurality of stirring blades are symmetrically arranged on the side wall of a rod body of the rotating shaft in the kettle body, air pipes communicated with the rotating shaft are arranged in the stirring blades, a plurality of one-way valves communicated with the air pipes in the stirring blades are uniformly arranged on the stirring blades, and a driving block is rotatably arranged on the outer wall of the bottom of the rotating shaft, the outer wall of drive block passes through the fixed scraper blade that is equipped with of linking arm, and is equipped with in the drive block and is used for driving linking arm pivoted trigger mechanism, the scraper blade rotates with cauldron internal wall to be connected, and is equipped with the cleaning brush on scraper blade and the cauldron internal wall opposite face.

As a further aspect of the present invention: the connecting arms are four and are distributed on the outer wall of the driving block in an annular array.

As a further aspect of the present invention: trigger mechanism is including triggering a piece one and triggering a piece two, trigger a piece one and fix locate the pivot be located with cauldron body bottom surface rotation department the body of rod, trigger a piece two and inlay and locate cauldron body bottom surface in, and trigger a piece two and pass through the control switch electric connection that wire and cauldron body bottom set up, the body of rod internal fixation that the pivot is located drive block position department is equipped with circular telegram magnet, and the pivot is located the body of rod of circular telegram magnet side and has seted up the spout, it is equipped with the stopper to slide in the spout, the stopper is close to the one side fixed permanent magnet that is equipped with of circular telegram magnet, be equipped with the spring between permanent magnet and the circular telegram magnet, be equipped with in the drive block with the spacing hole of stopper assorted.

As a further aspect of the present invention: the side of the cauldron body is equipped with the circulating pump, the input of circulating pump is linked together through the side bottom of first pipeline with the cauldron body, and the output of circulating pump is linked together through the side top of second pipeline with the cauldron body, the second pipeline runs through to the internal pipeline end-to-end connection of cauldron has annular spray tube, the fixed a plurality of shower nozzle that is equipped with in bottom of annular spray tube.

As a further aspect of the present invention: the staggered second pipeline on the side surface of the annular spray pipe is fixedly provided with a plurality of connecting rods, and the connecting rods are fixedly connected with the inner wall of the kettle body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up hollow structure's pivot and rather than the stirring vane who is linked together, through the feed inlet to the internal raw and other materials that add of cauldron, make the fluorine gas import let in fluorine gas, when the motor drives the pivot and rotates, fluorine gas passes through rotary joint and inputs in the pivot, then through the check valve blowout that sets up on the stirring vane, realizes that the stirring is simultaneously let in chlorine to the cauldron is internal to make the reation kettle that fluoridizes have better aeration effect, and then improved the reaction efficiency of fluorine gas and raw and other materials.

2. The utility model discloses a set up trigger mechanism, when the cauldron body is derived to the material after abundant reflection, through the feed inlet to the internal clear water that adds of cauldron, the starter motor with press control switch, make trigger block one and trigger block two circular telegrams, thereby make circular telegram magnet circular telegram, because magnetism after circular telegram magnet circular telegram is the same with permanent magnet magnetism, like poles repel each other, it goes into spacing downthehole to promote the stopper card, thereby make the pivot drive the scraper blade and rotate, the last cleaning brush of scraper blade can wash the residue on the internal wall of cauldron, thereby avoid the internal residue of cauldron to produce the influence to next material reaction.

3. The utility model discloses a set up the circulating pump, the circulating pump can be taken out the raw and other materials that cauldron body bottom did not participate in the reaction, then through first pipeline and second pipeline, makes these raw and other materials spout from the shower nozzle under the annular spray tube to make the internal raw and other materials of cauldron and fluorine gas ability fully react, improved reaction effect.

Drawings

FIG. 1 is a schematic view of a fluorination reactor.

FIG. 2 is a side sectional view of a mounting box in a fluorination reaction vessel.

FIG. 3 is a schematic structural diagram of an inserted rod in a fluorination reaction kettle.

In the figure: 1-kettle body, 2-supporting legs, 3-feeding port, 4-discharging port, 5-rotating shaft, 6-motor, 7-rotating joint, 8-fluorine gas inlet, 9-stirring blade, 10-one-way valve, 11-driving block, 12-connecting arm, 13-scraping plate, 14-cleaning brush, 15-triggering block I, 16-triggering block II, 17-control switch, 18-electrifying magnet, 19-chute, 20-limiting block, 21-permanent magnet, 22-spring, 23-limiting hole, 24-circulating pump, 25-first pipeline, 26-second pipeline, 27-annular spray pipe, 28-spray head and 29-connecting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-3, a fluorination reaction kettle comprises a kettle body 1 and supporting legs 2 fixedly arranged at the bottom of the kettle body 1, wherein the top and the side bottom of the kettle body 1 are respectively provided with a feed inlet 3 and a discharge outlet 4, the discharge outlet 4 is provided with a switch valve, a vertically arranged rotating shaft 5 is arranged in the kettle body 1, the rotating shaft 5 is rotatably arranged in the kettle body 1, the rotating shaft 5 is driven by a motor 6 arranged at the bottom of the kettle body 1, the rotating shaft 5 is a hollow shaft, the top of the rotating shaft 5 penetrates through the kettle body 1 and is connected with a rotary joint 7, the top of the rotary joint 7 is provided with an inlet 8, the inlet 8 is communicated with the rotating shaft 5, a plurality of stirring blades 9 are symmetrically arranged on the side wall of a rod body of the rotating shaft 5 in the kettle body 1, gas pipes communicated with the rotating shaft 5 are arranged in the stirring blades 9, and a plurality of one-way valves 10 communicated with the gas pipes inside the stirring blades 9 are uniformly arranged on the stirring blades 9, a driving block 11 is rotatably arranged on the outer wall of the bottom of the rotating shaft 5, a scraper 13 is fixedly arranged on the outer wall of the driving block 11 through a connecting arm 12, a trigger mechanism for driving the connecting arm 12 to rotate is arranged in the driving block 11, the scraper 13 is rotationally connected with the inner wall of the kettle body 1, a cleaning brush 14 is arranged on the surface of the scraper 13 opposite to the inner wall of the kettle body 1, raw materials are added into the kettle body 1 through the feed inlet 3 by arranging a rotating shaft 5 with a hollow structure and a stirring blade 9 communicated with the rotating shaft 5, so that fluorine gas is introduced into a fluorine gas inlet 8, when the rotating shaft 5 is driven by a motor 6 to rotate, the fluorine gas is input into the rotating shaft 5 through a rotary joint 7, then the chlorine gas is sprayed out through a one-way valve 10 arranged on a stirring blade 9 to realize that the chlorine gas is introduced into the kettle body 1 while stirring, thereby leading the fluorination reaction kettle to have better aeration effect and further improving the reaction efficiency of the fluorine gas and the raw material.

The number of the connecting arms 12 is four, and the four connecting arms 12 are distributed on the outer wall of the driving block 11 in an annular array.

In addition, the side of the kettle body 1 is provided with a circulating pump 24, the input end of the circulating pump 24 is communicated with the bottom of the side of the kettle body 1 through a first pipeline 25, the output end of the circulating pump 24 is communicated with the top of the side of the kettle body 1 through a second pipeline 26, the end of the pipeline penetrating into the kettle body 1 through the second pipeline 26 is connected with an annular nozzle 27, the bottom of the annular nozzle 27 is fixedly provided with a plurality of nozzles 28, the side of the annular nozzle 27 is staggered with a plurality of connecting rods 29 fixed by the second pipeline 26, the connecting rods 29 are fixedly connected with the inner wall of the kettle body 1, through the arrangement of the circulating pump 24, the circulating pump 24 can extract the raw materials which do not participate in the reaction at the bottom of the kettle body 1, and then the raw materials are sprayed out from the nozzles 28 under the annular nozzle 27 through the first pipeline 25 and the second pipeline 26, so that the raw materials in the kettle body 1 can fully react with the fluorine gas, the reaction effect is improved.

Example 2

The embodiment is improved on the basis of embodiment 1, and specifically comprises the following steps:

the trigger mechanism comprises a first trigger block 15 and a second trigger block 16, the first trigger block 15 is fixedly arranged on a rod body of a rotating shaft 5 positioned at a rotating position with the bottom surface of the kettle body 1, the second trigger block 16 is embedded in the bottom surface of the kettle body 1, the second trigger block 16 is electrically connected with a control switch 17 arranged at the bottom of the kettle body 1 through a wire, an electrifying magnet 18 is fixedly arranged in the rod body of the rotating shaft 5 positioned at the position of the driving block 11, a sliding groove 19 is formed in the rod body of the rotating shaft 5 positioned at the side surface of the electrifying magnet 18, a limiting block 20 is arranged in the sliding groove 19, a permanent magnet 21 is fixedly arranged at one surface of the limiting block 20 close to the electrifying magnet 18, a spring 22 is arranged between the permanent magnet 21 and the electrifying magnet 18, a limiting hole 23 matched with the limiting block 20 is arranged in the driving block, and when the kettle body 1 is derived from materials after full reflection through the arrangement of the trigger mechanism, add clear water through feed inlet 3 to the cauldron body 1 in, starter motor 6 with press control switch 17, make trigger block one 15 and trigger block two 16 circular telegrams, thereby make circular telegram magnet 18 circular telegrams, because the magnetism after circular telegram magnet 18 circular telegram is the same with permanent magnet 21 magnetism, like poles repel each other, promote stopper 20 card and go into in the spacing hole 23, thereby make pivot 5 drive scraper blade 13 rotate, cleaning brush 14 on the scraper blade 13 can wash the residue on the cauldron body 1 inner wall, thereby avoid the residue in the cauldron body 1 to produce the influence to next material reaction.

Claims

1. A fluorination reaction kettle comprises a kettle body (1) and supporting legs (2) fixedly arranged at the bottom of the kettle body (1), and is characterized in that a feeding hole (3) and a discharging hole (4) are respectively formed in the top and the bottom of the side face of the kettle body (1), a switch valve is arranged on the discharging hole (4), a vertically arranged rotating shaft (5) is arranged in the kettle body (1), the rotating shaft (5) is rotatably arranged in the kettle body (1), the rotating shaft (5) is driven by a motor (6) arranged at the bottom of the kettle body (1), the rotating shaft (5) is a hollow shaft, the top of the rotating shaft (5) penetrates through the kettle body (1) and is connected with a rotating joint (7), the top of the rotating joint (7) is provided with a fluorine gas inlet (8), the fluorine gas inlet (8) is communicated with the rotating shaft (5), a plurality of stirring blades (9) are symmetrically arranged on the side wall of a rod body of the rotating shaft (5) positioned in the kettle body (1), all be equipped with the trachea that is linked together with pivot (5) in stirring vane (9), and evenly be equipped with communicating check valve (10) of a plurality of and stirring vane (9) inside trachea on stirring vane (9), it is equipped with drive block (11) to rotate on the bottom outer wall of pivot (5), the outer wall of drive block (11) passes through linking arm (12) and fixes being equipped with scraper blade (13), and is equipped with in drive block (11) and is used for driving linking arm (12) pivoted trigger mechanism, scraper blade (13) are connected with cauldron body (1) inner wall rotation, and are equipped with cleaning brush (14) on scraper blade (13) and cauldron body (1) inner wall opposite face.

2. A fluorination reactor according to claim 1, wherein there are four connecting arms (12), and four connecting arms (12) are distributed on the outer wall of the driving block (11) in an annular array.

3. The fluorination reaction kettle according to claim 1, wherein the trigger mechanism comprises a first trigger block (15) and a second trigger block (16), the first trigger block (15) is fixedly arranged on a rod body of the rotating shaft (5) at a position rotating with the bottom surface of the kettle body (1), the second trigger block (16) is embedded in the bottom surface of the kettle body (1), the second trigger block (16) is electrically connected with a control switch (17) arranged at the bottom of the kettle body (1) through a lead, an electrifying magnet (18) is fixedly arranged in the rod body of the rotating shaft (5) at the position of the driving block (11), the electrifying magnet (18) is electrically connected with the first trigger block (15) through a lead, a sliding groove (19) is formed in the rod body of the rotating shaft (5) at the side surface of the electrifying magnet (18), a limit block (20) is slidably arranged in the sliding groove (19), and a permanent magnet (21) is fixedly arranged at one surface of the limit block (20) close to the electrifying magnet (18), a spring (22) is arranged between the permanent magnet (21) and the electrified magnet (18), and a limiting hole (23) matched with the limiting block (20) is arranged in the driving block.

4. The fluorination reaction kettle of claim 1, wherein a circulating pump (24) is arranged on the side surface of the kettle body (1), the input end of the circulating pump (24) is communicated with the bottom of the side surface of the kettle body (1) through a first pipeline (25), the output end of the circulating pump (24) is communicated with the top of the side surface of the kettle body (1) through a second pipeline (26), the end of the second pipeline (26) penetrating into the kettle body (1) is connected with an annular spray pipe (27), and a plurality of spray heads (28) are fixedly arranged at the bottom of the annular spray pipe (27).

5. The fluorination reactor according to claim 4, wherein the side of the annular nozzle (27) is fixedly provided with a plurality of connecting rods (29) by staggering the second pipeline (26), and the connecting rods (29) are fixedly connected with the inner wall of the reactor body (1).