CN223366951U - Multi-kettle series equipment for synthesizing trifluoro methanesulfonyl chloride - Google Patents

Abstract

The utility model belongs to the technical field of trifluoromethanesulfonyl chloride synthesis equipment, specifically a multi-reactor series equipment for synthesizing trifluoromethanesulfonyl chloride, comprising a reactor, a feed port, and a delivery pipe, wherein the feed port is connected to one side of the top of the reactor. When in use, the utility model forms three stirring vortices in the reactor through a mixing mechanism, forming a relative stirring mechanism, thereby rapidly mixing the raw materials in the reactor, shortening the mixing time of the raw materials and thereby improving work efficiency. While mixing the raw materials, a sidewall scraper rubs against the sidewall of the reactor, thereby scraping off material adhering to the sidewall of the reactor and preventing the material from remaining on the sidewall of the reactor.

Description

Multi-kettle series equipment for synthesizing trifluoro methanesulfonyl chloride

Technical Field

The utility model belongs to the technical field of equipment for synthesizing trifluoromethanesulfonyl chloride, and particularly relates to multi-kettle series equipment for synthesizing trifluoromethanesulfonyl chloride.

Background

Trifluoro methanesulfonyl chloride is an important organic synthesis reagent, and the synthesis method mainly depends on the reaction of trifluoro methanesulfonic acid and thionyl chloride. The synthesis of trifluoromethanesulfonyl chloride typically involves the use of a multi-pot series arrangement. The multi-kettle series equipment is chemical equipment for continuously producing the trifluoromethanesulfonyl chloride, and the reaction efficiency and the product quality are improved through the series operation of a plurality of reaction kettles. The multi-kettle serial equipment is generally composed of a plurality of reaction kettles, a feeding system, a discharging system, a stirring device, a heating or cooling system, a control system and the like.

Through retrieving, the patent of publication number CN219252582U discloses many kettles series connection reaction unit, including a plurality of reation kettle that connect gradually, every reation kettle includes the reation kettle body, the upper end of reation kettle body has feed inlet and third component entry, the lower extreme of reation kettle body has sampling outlet and discharge export, the former the discharge export of reation kettle body with the latter the feed inlet of reation kettle body is connected through the pipeline, and the latter the height of feed inlet of reation kettle body is higher than the former the height of discharge export of reation kettle body. The utility model can ensure that reactants are stirred more fully and uniformly, ensure continuous and stable feeding and discharging, and simultaneously can adjust various indexes in the reaction process in time, thereby being beneficial to improving the product quality and the preparation efficiency.

According to the device, the rotating shaft is additionally arranged in the reaction kettle to be matched with the stirring blade to stir and mix raw materials in the reaction kettle, only a single stirring rod is used for mixing, a single mixing vortex can be formed in the reaction kettle, the mixing speed of the raw materials is low, the mixing time is long, and therefore the working efficiency is affected.

Disclosure of Invention

The utility model aims to provide multi-kettle series equipment for synthesizing trifluoromethanesulfonyl chloride, which solves the problems in the prior art.

The multi-kettle serial equipment for synthesizing the trifluoromethanesulfonyl chloride comprises a reaction kettle, a feed inlet and a conveying pipe, wherein one side of the top end of the reaction kettle is connected with the feed inlet, the bottom end of the reaction kettle is connected with a sampling port in a butt joint mode, one side of the bottom end of the reaction kettle, which is close to the sampling port, is connected with the conveying pipe, a mixing mechanism is arranged in the reaction kettle and comprises a motor bin, a driving motor, a rotating column, a driving gear, a driven gear, a transmission column, a driving rotating rod, a first stirring rod, a driven rotating rod, a second stirring rod, a transmission rod, a side wall scraping rod, a supporting seat and a fixing ring, the middle part of the top end of the reaction kettle is provided with the driving motor, the output end of the driving motor is connected with the rotating column in a butt joint mode, the driving gear is sleeved in the middle of the outer wall of the rotating column, the two sides of the outer wall of the driving gear are in a meshed mode, and the driving column is welded in the driven gear.

Preferably, the outer wall of the driving motor is connected with a motor bin, the rotating column is abutted with a driving rotating rod, and one side of the outer wall of the conveying pipe is connected with the feeding port.

Preferably, the outer wall of the driving rotary rod is sleeved with a first stirring rod, and the bottom end of the transmission column is abutted with a driven rotary rod.

Preferably, the outer wall of the driven rotary rod is sleeved with a second stirring rod, and the top end of the transmission column is connected with the top of the reaction kettle through a bearing seat.

Preferably, a transmission rod is welded at the bottom end of the driving rotary rod, and a side wall scraping rod is abutted to one side of the outer wall of the transmission rod.

Preferably, the top end of the side wall scraping rod is welded with a supporting seat, the outer wall of the supporting seat is connected with a fixing ring in a sliding manner, and the outer wall of the fixing ring is connected with the inner wall of the reaction kettle.

Preferably, the bottom of the motor bin is welded with the top of the outer wall of the reaction kettle, and the driving rotating rod and the driven rotating rod are parallel to each other.

Preferably, the first stirring rods are equally spaced on the driving rotating rod, and the second stirring rods are equally spaced on the driven rotating rod.

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

When the stirring device is used, three stirring eddies are formed in the reaction kettle through the mixing mechanism, and the opposite stirring mechanism is formed, so that raw materials in the reaction kettle are quickly mixed, the mixing time of the raw materials is shortened, the working efficiency is further improved, and the side wall scraping rod can rub against the side wall of the reaction kettle while the raw materials are mixed, so that the materials adhered to the side wall of the reaction kettle can be scraped, and the materials are prevented from remaining on the side wall of the reaction kettle.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional perspective view of the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional perspective structure of a reaction vessel according to the present utility model;

FIG. 4 is a schematic perspective view of a mixing mechanism according to the present utility model;

Fig. 5 is a schematic top perspective view of the fixing ring of the present utility model.

In the figure, 1, a reaction kettle; 2, a feed inlet, 3, a sampling inlet, 4, a conveying pipe, 5, a mixing mechanism, 501, a motor bin, 502, a driving motor, 503, a rotating column, 504, a driving gear, 505, a driven gear, 506, a transmission column, 507, a driving rotating rod, 508, a first stirring rod, 509, a driven rotating rod, 510, a second stirring rod, 511, a transmission rod, 512, a side wall scraping rod, 513, a supporting seat, 514 and a fixing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride, which comprises a reaction kettle 1, a feed inlet 2 and a conveying pipe 4, wherein one side of the top end of the reaction kettle 1 is connected with the feed inlet 2, the bottom end of the reaction kettle 1 is in butt joint with a sampling port 3, one side of the bottom end of the reaction kettle 1, which is close to the sampling port 3, is connected with the conveying pipe 4, a mixing mechanism 5 is arranged in the reaction kettle 1, the mixing mechanism 5 comprises a motor bin 501, a driving motor 502, a rotating column 503, a driving gear 504, a driven gear 505, a transmission column 506, a driving rotating rod 507, a first stirring rod 508, a driven rotating rod 509, a second stirring rod 510, a transmission rod 511, a side wall scraping rod 512, a supporting seat 513 and a fixed ring 514, the middle part of the top end of the reaction kettle 1 is provided with the driving motor 502, the driving gear 504 is sleeved in the middle of the outer wall of the rotating column 503, two sides of the outer wall of the driving gear 504 are in meshed connection with the driven gear 505, and the inside of the driven gear 505 is welded with the transmission column 506; the outer wall of the driving motor 502 is connected with a motor bin 501, a rotating column 503 is connected with a driving rotating rod 507 in a butt joint way, one side of the outer wall of a conveying pipe 4 is connected with a feed inlet 2, the outer wall of the driving rotating rod 507 is sleeved with a first stirring rod 508, the bottom end of a driving column 506 is connected with a driven rotating rod 509 in a butt joint way, the outer wall of the driven rotating rod 509 is sleeved with a second stirring rod 510, the top end of the driving column 506 is connected with the top of the reaction kettle 1 through a bearing seat, the bottom end of the driving rotating rod 507 is welded with a driving rod 511, one side of the outer wall of the driving rod 511 is connected with a side wall scraping rod 512 in a butt joint way, the top end of the side wall scraping rod 512 is welded with a supporting seat 513, the outer wall of the supporting seat 513 is connected with a fixing ring 514 in a sliding way, the outer wall of the fixed ring 514 is connected with the inner wall of the reaction kettle 1, the bottom end of the motor bin 501 is welded with the top end of the outer wall of the reaction kettle 1, the driving rotary rod 507 and the driven rotary rod 509 are mutually parallel, the first stirring rods 508 are distributed on the driving rotary rod 507 at equal intervals, the second stirring rods 510 are distributed on the driven rotary rod 509 at equal intervals, one side of the outer wall of the side wall scraping rod 512 is attached to the inner wall of the reaction kettle 1, and the supporting seat 513 is L-shaped.

In specific implementation, when the utility model is used, after raw materials are added into the reaction kettle 1 through the feed inlet 2, the driving motor 502 in the motor bin 501 is started, the output end of the driving motor 502 drives the rotating column 503 to rotate positively, so as to drive the driving gear 504 to rotate positively, and further drive the driven gear 505 to rotate reversely, and then the driven gear 505 rotates reversely to drive the driving column 506 to rotate reversely, and since the bottom end of the rotating column 503 is connected with the driving rotating rod 507, the bottom end of the driving column 506 is connected with the driven rotating rod 509, at the moment, the rotating column 503 rotates positively to drive the driving rotating rod 507 to rotate positively, and the driving column 506 rotates reversely to drive the driven rotating rod 509 to rotate reversely;

Then the driving rotary rod 507 rotates positively to drive the first stirring rod 508 to rotate positively, a positive stirring vortex is formed in the reaction kettle 1, the driven rotary rod 509 rotates reversely to drive the second stirring rod 510 to rotate reversely, two reverse stirring vortices are formed in the reaction kettle 1, three stirring vortices are formed in the reaction kettle 1, and a relative stirring mechanism is formed, so that raw materials in the reaction kettle 1 can be quickly mixed, the mixing time of the raw materials is shortened, and the working efficiency is improved;

Because the bottom of initiative rotary rod 507 is connected with transfer line 511, can drive transfer line 511 and rotate together when initiative rotary rod 507 rotates, thereby drive lateral wall and scrape the pole 512 and rotate together, when initiative rotary rod 507 rotates, lateral wall is scraped pole 512 and is rubbed with the lateral wall of reation kettle 1, thereby scrape the material that reation kettle 1 lateral wall was adhered, and because lateral wall is scraped pole 512 top and is connected with supporting seat 513, the supporting seat 513 top slides along solid fixed ring 514 this moment, thereby the rotation of lateral wall is scraped pole 512 carries out auxiliary stay, make lateral wall scrape pole 512 steadily rotate, thereby can scrape the material that reation kettle 1 lateral wall was adhered when mixing the raw materials, prevent that the material from remaining at reation kettle 1 lateral wall.

In summary, when the utility model is used, raw materials are added into the reaction kettle 1 through the feed inlet 2 to react, and after the reaction is completed, the raw materials are conveyed into other reaction kettles 1 through the conveying pipe 4, so that the continuous chemical reaction process is realized, and finally, the synthesis of the trifluoromethanesulfonyl chloride is completed, and each process is sampled and detected through the sampling port 3, and then whether the raw material reaction of the process is qualified is judged, which is the prior art, and the utility model does not describe too much, and three stirring eddies are formed in the reaction kettle 1 through the mixing mechanism 5 and form a relative stirring mechanism, so that the raw materials in the reaction kettle 1 are quickly mixed, the mixing time of the raw materials is shortened, and the working efficiency is further improved; the side wall scraping rod 512 rubs with the side wall of the reaction kettle 1 while mixing the raw materials, thereby scraping the adhered materials on the side wall of the reaction kettle 1, preventing the materials from remaining on the side wall of the reaction kettle 1 to affect the subsequent use, and the contents which are not described in detail in the present specification belong to the prior art known to the person skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a synthetic trifluoro methanesulfonyl chloride's multi-kettle series connection equipment, includes reation kettle (1), feed inlet (2) and conveyer pipe (4), its characterized in that:

One side on reation kettle (1) top is connected with feed inlet (2), and the bottom butt joint of reation kettle (1) has sampling port (3) to one side that is close to sampling port (3) in reation kettle (1) bottom is connected with conveyer pipe (4), the inside of reation kettle (1) is provided with mixing mechanism (5), mixing mechanism (5) are including motor storehouse (501), driving motor (502), column spinner (503), driving gear (504), driven gear (505), drive post (506), driving rotary rod (507), first puddler (508), driven rotary rod (509), second puddler (510), drive rod (511), lateral wall doctor bar (512), supporting seat (513) and solid fixed ring (514), the top mid-mounting of reation kettle (1) has driving motor (502), and the output butt joint of driving motor (502) has column spinner (503), driving gear (504) has been cup jointed in the middle part of the outer wall of column spinner (503), and the outer wall both sides meshing of driving gear (504) is connected with driven gear (505), and the inside of driven gear (505) has drive post (506).

2. The multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 1, wherein the outer wall of the driving motor (502) is connected with a motor bin (501), the rotating column (503) is in butt joint with a driving rotating rod (507), and one side of the outer wall of the conveying pipe (4) is connected with a feed inlet (2).

3. The multi-kettle serial connection equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 2, wherein the outer wall of the driving rotary rod (507) is sleeved with a first stirring rod (508), and the bottom end of the driving column (506) is in butt joint with a driven rotary rod (509).

4. The multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 3, wherein the outer wall of the driven rotary rod (509) is sleeved with a second stirring rod (510), and the top end of the transmission column (506) is connected with the top of the reaction kettle (1) through a bearing seat.

5. The multi-kettle serial connection equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 4, wherein a transmission rod (511) is welded at the bottom end of the driving rotary rod (507), and a side wall scraping rod (512) is abutted to one side of the outer wall of the transmission rod (511).

6. The multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 5, wherein a supporting seat (513) is welded at the top end of the side wall scraping rod (512), a fixing ring (514) is connected to the outer wall of the supporting seat (513) in a sliding manner, and the outer wall of the fixing ring (514) is connected with the inner wall of the reaction kettle (1).

7. The multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 1, wherein the bottom end of the motor bin (501) is welded with the top end of the outer wall of the reaction kettle (1), and the driving rotary rod (507) and the driven rotary rod (509) are parallel to each other.

8. The multi-kettle serial equipment for synthesizing trifluoromethanesulfonyl chloride according to claim 7, wherein the first stirring rods (508) are equally spaced on the driving rotating rod (507), and the second stirring rods (510) are equally spaced on the driven rotating rod (509).