CN217989315U - Reaction kettle facilitating acceleration of di-tert-butyl dicarbonate reaction speed - Google Patents

Abstract

The utility model discloses a reation kettle convenient to di-tert-butyl dicarbonate reaction rate accelerates, including the reation kettle body, the upper end fixedly connected with backup pad of reation kettle body, it is connected with first pipeline to rotate on the upper end wall body of backup pad, the lower extreme of first pipeline rotates locates reation kettle originally internally, the empty section of thick bamboo of fixedly connected with on the lower extreme outer wall of first pipeline, the lower extreme and the empty section of thick bamboo intercommunication of first pipeline, be equipped with a plurality of openings on the outer wall of empty section of thick bamboo, it is a plurality of equal fixedly connected with filter screen on the open-ended inner wall, the stirring board of two symmetric distributions of fixedly connected with on the outer wall of empty section of thick bamboo. The utility model discloses can make the polycarbonate solid divide batch drop into empty section of thick bamboo in with this internal liquid reaction of reation kettle, then it is originally internal to diffuse reation kettle under the rotation of empty section of thick bamboo for the polycarbonate solid is more even with the liquid mixture, and then increases the production efficiency to the di-tert-butyl dicarbonate.

Description

Reaction kettle facilitating acceleration of di-tert-butyl dicarbonate reaction speed

Technical Field

The utility model relates to a di-tert-butyl dicarbonate production technical field specifically is the reation kettle of di-tert-butyl dicarbonate reaction rate acceleration for a long time.

Background

The broad understanding of the reaction kettle is that there is a physical or chemical reaction container, through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions of the process requirements are realized, the reaction kettle is widely applied to petroleum, chemical engineering, rubber, pesticides, dyes, medicines, foods, and is a pressure container for completing the processes of vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation, etc., wherein the reaction kettle is used in the production process of di-tert-butyl dicarbonate, and one of the important steps in the production of di-tert-butyl dicarbonate is to add the solid dicarbonate into the reaction kettle in batches through a charging funnel for reaction.

But current reation kettle's feed inlet often is located one side at reation kettle top, can lead to the material of adding at every turn all to concentrate on one side of reation kettle like this, need through a period of stirring just evenly distributed in reation kettle, especially when the reaction is going on needs midway reinforced, the material of newly adding distributes unevenly, the reactant that is located feed inlet one side in the cauldron body contacts abundant with the material of newly adding like this, the misce bene, the opposite side then contacts a small amount of material of newly adding relatively, so that it is difficult to be rapid mixing even, influence the speed and the effect of reaction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reation kettle convenient to di-tert-butyl dicarbonate reaction rate accelerates to solve the problem of proposing in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: reation kettle convenient to di-tert-butyl dicarbonate reaction rate accelerates, including the reation kettle body, the upper end fixedly connected with backup pad of reation kettle body, it is connected with first pipeline to rotate on the upper end wall body of backup pad, the lower extreme of first pipeline rotates and locates this is internal at the reation kettle, the empty section of thick bamboo of fixedly connected with on the lower extreme outer wall of first pipeline, the lower extreme and the empty section of thick bamboo intercommunication of first pipeline, be equipped with the opening that a plurality of equidistance distribute on the outer wall of empty section of thick bamboo, it is a plurality of equal fixedly connected with filter screen on the open-ended inner wall, the stirring board of two symmetric distributions of fixedly connected with on the outer wall of empty section of thick bamboo, the upper end of first pipeline is equipped with feed mechanism, this internal rabbling mechanism that is equipped with of reation kettle.

In a preferred embodiment: the stirring mechanism comprises two stirring shafts which are connected with the reaction kettle body in a rotating mode and are symmetrically distributed, stirring blades are fixedly connected to the outer wall of each stirring shaft, the upper end of each stirring shaft is connected with the corresponding support plate in a rotating mode, a motor is fixedly connected to one side of each support plate, a first bevel gear is fixedly connected to an output shaft of the motor, and the first bevel gears are connected with second bevel gears in a meshing mode.

In a preferred embodiment: the inner wall of the second bevel gear is fixedly connected with one of the outer walls of the stirring shafts, the first pipeline is fixedly connected with the chain wheels, the chain wheels are connected in a chain transmission mode, and the chain wheels and the chain are arranged to facilitate the rotation work of driving the two stirring shafts and the hollow cylinder.

In a preferred embodiment: the feeding mechanism comprises a rotary joint arranged at the upper end of the first pipeline, a second pipeline is arranged at the upper end of the rotary joint, the upper end of the second pipeline is arranged in the feeding box, a partition plate is fixedly connected to the inner wall of the feeding box, and influence on the operation of instruments inside the feeding box due to rotation of the first pipeline is avoided through the arrangement of the rotary joint.

In a preferred embodiment: the baffle that sliding connection has two symmetric distributions on the baffle, be equipped with the through-hole on the baffle, baffle and through-hole sliding connection, two fixedly connected with spring between the baffle has made things convenient for the work of reseing of follow-up two baffles that make through the setting of spring.

In a preferred embodiment: fixedly connected with finger cylinder on the wall body of baffle, baffle upper end fixedly connected with swash plate, the fixed feed inlet that is equipped with in upper end of feeding case, the brush of two symmetric distributions of fixedly connected with on the both ends inner wall of reation kettle body, the lower extreme of reation kettle body is equipped with a plurality of third pipelines, through the setting of brush, can clear up the intraoral filter screen along with the rotation of an empty section of thick bamboo.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a reation kettle body, a supporting plate, first pipeline, empty section of thick bamboo, the opening, the filter screen, the stirring board, the second pipeline, the feeding case, a separation plate, a baffle, the setting of finger cylinder and swash plate, can make the polycarbonate solid batch drop into empty section of thick bamboo in with this internal liquid reaction of reation kettle, then spread this internal to reation kettle under the rotation of empty section of thick bamboo, the mixing velocity of polycarbonate solid and this internal liquid of reation kettle is accelerated in the rotation of (mixing) shaft again, thereby make the more even of polycarbonate solid and liquid mixture, and then increase the production efficiency to di tert-butyl dicarbonate, set up through rotary joint again, avoid causing the influence because the rotation of first pipeline to the work of the inside apparatus of feeding case.

2. The utility model discloses a setting of motor, first bevel gear, second bevel gear and chain has made things convenient for the rotation work that drives (mixing) shaft and stirring leaf to increase the flow speed of this internal liquid of reation kettle, and then increase the speed of dicarbonate solid and reation kettle body fluid mixing, through the setting of brush again, can clear up the intraoral filter screen of opening along with the rotation of an empty section of thick bamboo.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic sectional view of the whole front view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the utility model at B in fig. 1;

FIG. 4 is a schematic structural view, partly in section, of the overall side view of the present invention;

in the figure: 1. a reaction kettle body; 2. a support plate; 3. a first conduit; 4. an empty cartridge; 5. an opening; 6. filtering with a screen; 7. a stirring plate; 8. a stirring shaft; 9. stirring blades; 10. a motor; 11. a first bevel gear; 12. a second bevel gear; 13. a chain; 14. A rotary joint; 15. a second conduit; 16. a feeding box; 17. a partition plate; 18. a baffle plate; 19. a finger cylinder; 20. a sloping plate; 21. and a brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the reaction kettle convenient for accelerating the reaction speed of di-tert-butyl dicarbonate comprises a reaction kettle body 1, a support plate 2 is fixedly connected at the upper end of the reaction kettle body 1, a first pipeline 3 is rotatably connected on the upper end wall body of the support plate 2, the lower end of the first pipeline 3 is rotatably arranged in the reaction kettle body 1, an empty cylinder 4 is fixedly connected on the outer wall of the lower end of the first pipeline 3, the lower end of the first pipeline 3 is communicated with the empty cylinder 4, a plurality of openings 5 are equidistantly arranged on the outer wall of the empty cylinder 4, a filter screen 6 is fixedly connected on the inner wall of the plurality of openings 5, two symmetrically distributed stirring plates 7 are fixedly connected on the outer wall of the empty cylinder 4, a feeding mechanism is arranged at the upper end of the first pipeline 3, a stirring mechanism is arranged in the reaction kettle body 1, the stirring mechanism comprises two symmetrically distributed stirring shafts 8 rotatably connected with the reaction kettle body 1, stirring blades 9 are fixedly connected on the outer wall of the stirring shaft 8, the upper end of the stirring shaft 8 is rotatably connected with the support plate 2, a motor 10 is fixedly connected to one side of the support plate 2, an output shaft of the motor 10 is fixedly connected with a first bevel gear 11, a bevel gear 12 is fixedly meshed with a second bevel gear wheel 14, a rotating sprocket 14 is arranged on the outer wall of the first bevel gear, a rotating chain wheel 14, a second bevel gear which is fixedly connected with a rotating chain wheel 14, a rotating chain wheel which is connected with a second bevel gear connector 14, a rotating chain wheel which is connected with a second bevel gear 3, a rotating chain wheel which is connected with a rotating chain wheel 14, a second bevel gear which is connected with a rotating chain wheel 14, a rotating chain wheel which is connected with a rotating chain wheel which is arranged on the rotating chain wheel which is connected with a rotating shaft 3, in feed case 16 is located to the upper end of second pipeline 15, fixedly connected with baffle 17 on feed case 16's the inner wall, through rotary joint's setting, avoid causing the influence because the rotation of first pipeline is to the work of the inside apparatus of feed case, sliding connection has two symmetric distribution's baffle 18 on baffle 17, be equipped with the through-hole on the baffle 17, baffle 18 and through-hole sliding connection, two fixedly connected with spring between the baffle 18, through the setting of spring, made things convenient for the work of reseing of two follow-up messenger's baffles, fixedly connected with finger cylinder 19 on baffle 17's the wall body, baffle 17 upper end fixedly connected with swash plate 20, the fixed feed inlet that is equipped with in upper end of feed case 16, fixedly connected with two symmetric distribution's brush 21 on reation kettle body 1's the both ends inner wall, reation kettle body 1's lower extreme is equipped with a plurality of third pipelines, through the setting of brush, can clear up along with the rotation of an empty section of thick bamboo and clear up the intraoral filter screen of opening.

The utility model discloses a theory of operation: during the use, the dicarbonate solid is put into the feeding box 16 through the feeding hole, then the finger cylinder 19 is started regularly, the two baffles 18 are driven to approach each other along with the starting of the finger cylinder 19, and then the through hole is opened, the dicarbonate solid falls into the second pipeline 15 through the through hole, then flow into the first pipeline 3 through the second pipeline 15 and the rotary joint 14, thereby fall into the empty cylinder 4, react with the material in the empty cylinder 4, then the motor 10 is started, the motor 10 is started to drive the first bevel gear 11 to rotate, the first bevel gear 11 rotates to drive the second bevel gear 12 to rotate, thereby drive one of the stirring shafts 8 to rotate, as one of the stirring shafts 8 rotates, and then drive the first pipeline 3 and the other stirring shaft 8 to rotate through the sprocket and the chain 13, as the rotation of the empty cylinder 4 is driven to rotate, thereby drive the stirring vane 9 and the stirring plate 7 to rotate, and further enable the flow speed of the liquid in the reaction kettle body 1 to accelerate, thereby greatly increasing the efficiency of the liquid mixing reaction in the dicarbonate solid and the reaction body 1, and then enabling the empty cylinder 4 to fall into the reaction liquid from the two sides to be greatly increasing, and the production of di-tert-butyl carbonate, and the production can avoid the phenomenon of the di-tert-butyl ester.

Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. Reation kettle convenient to di-tert-butyl dicarbonate reaction rate accelerates, including reation kettle body (1), its characterized in that: the upper end fixedly connected with backup pad (2) of reation kettle body (1), it is connected with first pipeline (3) to rotate on the upper end wall body of backup pad (2), the lower extreme of first pipeline (3) rotates and locates in reation kettle body (1), fixedly connected with empty section of thick bamboo (4) on the lower extreme outer wall of first pipeline (3), the lower extreme and the empty section of thick bamboo (4) intercommunication of first pipeline (3), be equipped with opening (5) that a plurality of equidistance distribute on the outer wall of empty section of thick bamboo (4), it is a plurality of equal fixedly connected with filter screen (6) on the inner wall of opening (5), stirring board (7) of two symmetric distributions of fixedly connected with on the outer wall of empty section of thick bamboo (4), the upper end of first pipeline (3) is equipped with feed mechanism, be equipped with rabbling mechanism in reation kettle body (1).

2. The reactor facilitating the reaction speed acceleration of di-tert-butyl dicarbonate according to claim 1, characterized in that: the stirring mechanism comprises two symmetrically-distributed stirring shafts (8) rotatably connected with the reaction kettle body (1), stirring blades (9) are fixedly connected to the outer wall of each stirring shaft (8), the upper ends of the stirring shafts (8) are rotatably connected with the supporting plate (2), a motor (10) is fixedly connected to one side of the supporting plate (2), a first bevel gear (11) is fixedly connected to an output shaft of the motor (10), and the first bevel gear (11) is meshed with a second bevel gear (12).

3. The reactor facilitating the reaction of di-tert-butyl dicarbonate to accelerate according to claim 2, characterized in that: the inner wall of the second bevel gear (12) is fixedly connected with the outer wall of one of the stirring shafts (8), the outer walls of the first pipeline (3) and the two stirring shafts (8) are fixedly connected with chain wheels, and the chain wheels are in transmission connection through a chain (13).

4. The reactor facilitating the reaction speed acceleration of di-tert-butyl dicarbonate according to claim 1, characterized in that: the feeding mechanism comprises a rotary joint (14) arranged at the upper end of the first pipeline (3), a second pipeline (15) is arranged at the upper end of the rotary joint (14), the upper end of the second pipeline (15) is arranged in a feeding box (16), and a partition plate (17) is fixedly connected to the inner wall of the feeding box (16).

5. The reactor facilitating the reaction speed acceleration of di-tert-butyl dicarbonate according to claim 4, characterized in that: sliding connection has baffle (18) of two symmetric distributions on baffle (17), be equipped with the through-hole on baffle (17), baffle (18) and through-hole sliding connection, two fixedly connected with spring between baffle (18).

6. The reactor facilitating the reaction speed acceleration of di-tert-butyl dicarbonate according to claim 5, characterized in that: fixedly connected with finger cylinder (19) on the wall body of baffle (17), baffle (17) upper end fixedly connected with swash plate (20), the fixed feed inlet that is equipped with in upper end of feeding case (16), brush (21) of two symmetric distributions of fixedly connected with on the both ends inner wall of reation kettle body (1), the lower extreme of reation kettle body (1) is equipped with a plurality of third pipelines.

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