CN216987675U

CN216987675U - Reaction kettle for triazole product crystallization

Info

Publication number: CN216987675U
Application number: CN202220643158.0U
Authority: CN
Inventors: 魏霞; 张纪平; 张纪国; 唐文洲
Original assignee: Xintai Rijin Chemical Technology Co ltd
Current assignee: Xintai Rijin Chemical Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-07-19
Anticipated expiration: 2032-03-23

Abstract

The utility model provides a reaction kettle for crystallizing a triazole product, which comprises a reaction shell, wherein a reaction cavity is arranged in the reaction shell, a scraping and stirring mechanism is rotatably arranged in the reaction cavity, the reaction shell is connected with a first cooling mechanism, the scraping and stirring mechanism is connected with a second cooling mechanism, a feeding mechanism is arranged at the upper end of the reaction shell, a centrifugal machine is arranged at the lower end of the reaction shell, a scraper connected with the reaction shell is driven to rotate synchronously when the scraping and stirring mechanism stirs, the scraper is in contact with the side wall of the reaction cavity, and crystal particles attached to the side wall of the reaction cavity are scraped.

Description

Reaction kettle for triazole product crystallization

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a reaction kettle for crystallizing a triazole product.

Background

The recrystallization utilizes the relationship between the solubility of a solid product in a solvent and the temperature, and the solubility of different substances in the same solvent is different, thereby achieving the purpose of separating and purifying the product and other impurities. Recrystallization is the most common operation for solid product purification in pharmaceutical enterprises, and a good crystallization process can provide high-yield qualified products, avoid manpower and material resources consumed by secondary recrystallization as much as possible and reduce the production cost as much as possible. The reaction kettle is one of key equipment in the recrystallization process and is used for quickly cooling and crystallizing after material mixing reaction. The existing recrystallization reaction kettle generally comprises a reaction kettle, a refrigerant interlayer and a stirring paddle, wherein the refrigerant interlayer is filled with a refrigerant to crystallize solute in a solution in a clean clothes. At present, solute in the existing reaction kettle is easy to crystallize on the inner wall of the reaction kettle and is easy to adhere to the inner wall, so that the yield of a product is reduced, the solute is easy to solidify on the inner wall after being accumulated for a long time, the discharge efficiency is too slow, and the recycle rate of triazole mother liquor is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reaction kettle for crystallizing triazole products, which is used for solving the technical problems that at present, solute in the existing reaction kettle is easy to crystallize on the inner wall of the reaction kettle and is easy to adhere to the inner wall, so that the yield of products is reduced, and the solute is easy to solidify on the inner wall after being accumulated for a long time, so that the discharge efficiency is too slow and the recycling rate of triazole mother liquor is low.

The utility model provides a triazole goods reation kettle for crystallization, includes the reaction shell, the inside of reaction shell is equipped with the reaction chamber, the inside rotation of reaction chamber is equipped with scrapes rabbling mechanism, the reaction shell is connected with cooling body one, it is connected with cooling body two to scrape the rabbling mechanism, the upper end of reaction shell is equipped with feed mechanism, the lower extreme of reaction shell is equipped with centrifugal mechanism.

Preferably, the scraping and stirring mechanism comprises a first motor, the first motor is fixedly connected with a first motor shaft, the first motor shaft penetrates through the upper end and the lower end of the reaction shell, and a plurality of stirring assemblies are uniformly distributed on the part, in the reaction cavity, of the first motor shaft at intervals along the vertical direction from top to bottom.

Preferably, the stirring assembly comprises a plurality of stirring blades, the stirring blades are circumferentially and uniformly distributed at the side end of the first motor shaft, one end, far away from the first motor shaft, of each stirring blade is provided with a groove, a spring is fixedly arranged inside each groove, the spring is fixedly connected with the scraper, and the scraper is slidably connected with the grooves.

Preferably, feed mechanism includes feed valve and mother liquor case, the feed valve sets up the upper end of reaction shell, and the feed valve with the reaction chamber intercommunication, the liquid outlet hole of mother liquor case and the inlet of power pump three communicate, the liquid outlet of power pump three pass through the feed tube with the reaction chamber intercommunication.

Preferably, one of the cooling mechanisms comprises a first power pump, a liquid inlet of the first power pump is communicated with a liquid outlet of the cooling box, a liquid outlet of the first power pump is communicated with a liquid inlet of the cooling pipe through a first liquid inlet pipe, the cooling pipe is arranged inside the side wall of the reaction cavity, and a liquid outlet of the cooling pipe is communicated with a liquid inlet of the cooling box through a first liquid outlet pipe.

Preferably, the second cooling mechanism includes two intercommunication pieces, and two intercommunication piece symmetries set up the upper and lower both ends of reaction shell, the intercommunication piece with a rotation of motor shaft is connected, the inside of intercommunication piece is equipped with the intercommunication chamber, the side of intercommunication piece is equipped with the opening, and opening and intercommunication chamber intercommunication, the upside the opening of intercommunication piece passes through feed liquor pipe two and power pump two's liquid outlet intercommunication, power pump two's inlet and the two intercommunications of the liquid outlet of cooler bin, the two inlet of cooler bin pass through feed liquor pipe two and downside the opening intercommunication of intercommunication piece.

Preferably, cooling body two still includes cooling main hole and a plurality of cooling branch hole, a plurality of cooling branch holes respectively with cooling main hole intercommunication, the cooling main hole sets up the inside of motor shaft one, a plurality of cooling branch holes and a plurality of stirring leaf one-to-one, and the cooling branch hole sets up inside the stirring leaf, the upper end and the upside of cooling main hole the intercommunication chamber intercommunication, the lower extreme of cooling main hole pass through the annular hole with the intercommunication chamber intercommunication, the annular hole sets up the downside of motor shaft one.

Preferably, the centrifugal mechanism comprises a centrifugal shell, a plurality of first openings are formed in the upper end of the centrifugal shell, a plurality of first openings are respectively connected with a discharge pipe, the discharge pipe is arranged at the lower end of the reaction shell and is communicated with the reaction cavity, a valve is arranged in the middle of the discharge pipe, a working cavity is arranged in the centrifugal shell, a centrifugal cylinder is arranged between the upper end and the lower end of the working cavity in a rotating mode, a centrifugal cavity is arranged in the centrifugal cylinder and is fixedly connected with a second motor through a second motor shaft, the second motor is arranged in the middle of the lower end of the centrifugal shell, a first discharge hole is formed in one side of the lower end of the centrifugal shell, a second discharge hole is formed in the position, corresponding to the first discharge hole, of the lower end of the centrifugal cylinder, and the first opening, the centrifugal cavity, the second discharge hole and the first discharge hole are sequentially communicated.

Preferably, the side of centrifugation shell is equipped with trompil two, and trompil two with the working chamber intercommunication, reaction shell fixedly connected with mounting panel, the lower extreme of mounting panel is equipped with a plurality of supporting legs, a plurality of supporting legs with centrifugation shell fixed connection, a plurality of supporting legs have evenly been laid to the lower extreme of centrifugation shell.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

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

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

FIG. 2 is a schematic view of a reaction shell attachment structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the centrifuge housing of the present invention;

fig. 4 is an enlarged schematic view of the area a in fig. 3.

In the figure: 1. a reaction shell; 101. a reaction chamber; 102. a cooling tube; 103. a liquid inlet pipe I; 104. a first liquid outlet pipe; 105. a first power pump; 2. a first motor; 201. a first motor shaft; 202. stirring blades; 203. a scraper; 204. a spring; 3. a cooling tank; 301. a second power pump; 302. a liquid inlet pipe II; 303. cooling the main hole; 304. cooling the branch holes; 305. a second liquid outlet pipe; 306. a communicating block; 307. a communicating cavity; 308. an annular aperture; 4. a mother liquor tank; 401. a third power pump; 402. a liquid supply tube; 5. a discharge pipe; 501. a valve; 6. centrifuging the shell; 601. opening a first hole; 602. a working chamber; 603. opening a second hole; 604. a first discharge hole; 7. a centrifugal cylinder; 701. a centrifugal chamber; 702. a second discharge hole; 703. a third power cavity; 8. a second motor; 801. a motor shaft II; 9. a second power shell; 901. a first power cavity; 902. a telescopic rod; 903. a third motor; 904. a motor shaft III; 905. a first bevel gear; 906. connecting blocks; 907. a disc; 908. a fixed shaft; 909. a first connecting rod; 910. a second connecting rod; 911. a blocking plate; 912. a second bevel gear; 913. a threaded rod; 913. a thread block; 915. cleaning the block; 916. a second power cavity; 10. supporting legs; 11. a feed valve; 12. mounting a plate; 13. and (7) supporting legs.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.

The utility model provides the following examples

Example 1

The embodiment of the utility model provides a reaction kettle for triazole product crystallization, which comprises a reaction shell 1, wherein a reaction cavity 101 is arranged in the reaction shell 1, a scraping and stirring mechanism is rotatably arranged in the reaction cavity 101, the reaction shell 1 is connected with a first cooling mechanism, the scraping and stirring mechanism is connected with a second cooling mechanism, a feeding mechanism is arranged at the upper end of the reaction shell 1, and a centrifugal mechanism is arranged at the lower end of the reaction shell 1, as shown in figure 1.

The beneficial effects of the above technical scheme are:

the reaction cavity 101 is a closed cavity, crystallization in the reaction cavity 101 is closed operation, inorganization discharge of triazole mother liquor and triazole crystal particles can be effectively reduced, a material to be crystallized is transferred to the reaction cavity 101 through the feeding mechanism, meanwhile, a certain amount of triazole mother liquor is supplemented into the reaction cavity 101 by the feeding mechanism to serve as a solvent, a mixed material is formed in the reaction cavity 101, under the stirring effect of the scraping stirring mechanism and the cooling effect of the cooling mechanism I and the cooling mechanism II, triazole crystal particles are separated out along with the reduction of temperature, the cooling mechanism I is used for cooling the interior of the reaction cavity 101, the cooling mechanism II is used for cooling the mixed material which is directly contacted with the scraping stirring mechanism, the heating uniformity of the mixed material is improved under the matching effect of the cooling mechanism I and the cooling mechanism II, further, the crystallization efficiency of the mixed material is improved, after the mixed material reaches the room temperature, the crystallized solid-liquid mixed material enters a centrifugal mechanism for centrifugation by utilizing a high potential difference, a solid-liquid separation step is carried out to obtain a triazole product, and a certain amount of triazole mother liquor is supplemented into the reaction cavity 101 to be used as a solvent, so that part of triazole in the triazole mother liquor can be recrystallized, the recycling rate of the triazole mother liquor is improved, and the technical problem of low recycling rate of the triazole mother liquor is solved; when striking off the rabbling mechanism stirring, the scraper synchronous rotation among the drive striking off the rabbling mechanism, the scraper contacts with the lateral wall of reaction chamber 101, strikes off the adnexed crystalline particles of lateral wall of reaction chamber 101, solved at present, the solute among the current reation kettle is easily crystallized on the reation kettle inner wall, and easily adheres to on the inner wall, not only causes the product productivity to reduce, and accumulates for a long time and gets off and appear solidification phenomenon easily on the inner wall, leads to arranging the technical problem that material efficiency is too slow.

Example 2

On the basis of the above embodiment 1, as shown in fig. 1-2, the scraping and stirring mechanism includes a motor 2, the motor 2 is fixedly connected with a motor shaft 201, the motor shaft 201 penetrates through the upper and lower ends of the reaction shell 1, and a plurality of stirring assemblies are uniformly distributed on the part of the motor shaft 201 in the reaction cavity 101 along the vertical direction;

the stirring assembly comprises a plurality of stirring blades 202, the stirring blades 202 are circumferentially and uniformly distributed at the side end of the first 201 motor shaft, a groove is formed in one end, far away from the first 201 motor shaft, of the stirring blades 202, a spring 204 is fixedly arranged in the groove, the spring 204 is fixedly connected with a scraper 203, and the scraper 203 is connected with the groove in a sliding mode.

The beneficial effects of the above technical scheme are:

when scraping off the rabbling mechanism during operation, starter motor 2, motor 2 drives motor shaft 201 and rotates, motor shaft 201 drives stirring leaf 202 and rotates, stirring leaf 202 stirs the material in reaction chamber 101, simultaneously the scraper 203 removes towards the lateral wall of reaction chamber 101 under stirring leaf 202 pivoted centrifugal action, the scraper 203 can avoid the crystallization particle to adhere to the lateral wall at reaction chamber 101 with the contact of reaction chamber 101, scraper 203 is connected with spring 204, make scraper 203 flexible along the recess, make scraper 203 and reaction chamber 101's lateral wall remain the contact all the time, and scraper 203's the process of scraping keeps steady, thereby influence triazole goods crystallization with reation kettle's crystallization productivity.

Example 3

On the basis of embodiment 1, as shown in fig. 2, the feeding mechanism includes a feeding valve 11 and a mother liquor tank 4, the feeding valve 11 is disposed at the upper end of the reaction shell 1, and the feeding valve 11 is communicated with the reaction chamber 101, a liquid outlet hole of the mother liquor tank 4 is communicated with a liquid inlet of a power pump three 401, and a liquid outlet of the power pump three 401 is communicated with the reaction chamber 101 through a liquid supply pipe 402.

The beneficial effects of the above technical scheme are:

the feeding valve 11 is arranged for adding a material to be crystallized into the reaction cavity 101, the feeding valve 11 is opened in the feeding process, and the feeding valve 11 is closed after the feeding is finished, so that the tightness of the reaction cavity 101 is improved, the unorganized discharge of triazole mother liquor and triazole crystal particles can be effectively reduced, the triazole mother liquor is stored in the mother liquor tank 4 and is used for adding the triazole mother liquor into the reaction cavity 101 through the power pump triazole 401 and the liquid supply pipe 402.

Example 4

On the basis of embodiment 1, as shown in fig. 2, the first cooling mechanism includes a first power pump 105, a liquid inlet of the first power pump 105 is communicated with a first liquid outlet of the cooling box 3, a liquid outlet of the first power pump 105 is communicated with a liquid inlet of a cooling pipe 102 through a first liquid inlet pipe 103, the cooling pipe 102 is disposed inside a side wall of the reaction chamber 101, and a liquid outlet of the cooling pipe 102 is communicated with a first liquid inlet of the cooling box 3 through a first liquid outlet pipe 104;

the material of the side wall of the reaction chamber 101 is a heat conductive material.

The beneficial effects of the above technical scheme are:

when cooling body during operation, a power pump 105 work, coolant liquid in with cooler bin 3 passes through feed liquor pipe 103, cooler tube 102 and drain pipe 104 get into cooler bin 3 in, make the coolant liquid in cooler tube 102 form the circulation, cool down the lateral wall of reaction chamber 101, thereby realized the purpose to reaction chamber 101 cooling, reaction chamber 101 lateral wall material is the heat conduction material, reaction chamber 101 cooling effect has been improved, set up cooling arrangement in the cooler bin simultaneously, a coolant liquid for in to cooler bin 3 cools down.

Example 4

On the basis of embodiment 1, as shown in fig. 2, the second cooling mechanism includes two communicating blocks 306, the two communicating blocks 306 are symmetrically disposed at the upper and lower ends of the reaction shell 1, the communicating block 306 is rotatably connected to the first motor shaft 201, a communicating cavity 307 is disposed inside the communicating block 306, an opening is disposed at a side end of the communicating block 306, and is communicated with the communicating cavity 307, the opening of the communicating block 306 at the upper side is communicated with a liquid outlet of the second power pump 301 through a second liquid inlet pipe 302, a liquid inlet of the second power pump 301 is communicated with a second liquid outlet of the cooling tank 3, and a liquid inlet of the cooling tank 3 is communicated with an opening of the communicating block 306 at the lower side through a second liquid outlet pipe 305;

the second cooling mechanism further comprises a main cooling hole 303 and a plurality of branch cooling holes 304, the branch cooling holes 304 are respectively communicated with the main cooling hole 303, the main cooling hole 303 is arranged inside the first motor shaft 201, the branch cooling holes 304 correspond to the stirring blades 202 one by one, the branch cooling holes 304 are arranged inside the stirring blades 202, the upper end of the main cooling hole 303 is communicated with the communication cavity 307 on the upper side, the lower end of the main cooling hole 303 is communicated with the communication cavity 307 through a ring-shaped hole 308, and the ring-shaped hole 308 is arranged on the lower side of the first motor shaft 201.

The beneficial effects of the above technical scheme are:

when the second cooling mechanism works, the second power pump 301 works, the cooling liquid in the cooling box 3 is firstly sent into the communicating cavity 307 on the upper side through the second liquid inlet pipe 302, then flows into the main cooling hole 303, the cooling liquid entering the main cooling hole 303 flows into the branch cooling hole 304 in the stirring blade 202, when the stirring blade 302 is in stirring contact with the mixed material, the material can be directly cooled, the cooling liquid in the branch cooling hole 304 flows into the communicating cavity 307 on the lower side through the main cooling hole 303 and the annular hole 308, and the communicating cavity 307 on the lower side flows into the cooling box 3 through the second liquid outlet pipe 305, so that the cooling liquid in the main cooling hole 303, the branch cooling hole 304 and the cooling box 3 circularly flows, and the cooling effect on the mixed material is further improved.

Example 5

On the basis of embodiment 3, as shown in fig. 3, the centrifugal mechanism includes a centrifugal shell 6, the upper end of the centrifugal shell 6 is provided with a plurality of first openings 601, the plurality of first openings 601 are respectively connected with a discharge pipe 5, the discharge pipe 5 is disposed at the lower end of the reaction shell 1, the discharge pipe 5 is communicated with the reaction chamber 101, the middle of the discharge pipe 5 is provided with a valve 501, the centrifugal shell 6 is internally provided with a working chamber 602, a centrifugal cylinder 7 is rotatably disposed between the upper end and the lower end of the working chamber 602, the centrifugal cylinder 7 is internally provided with a centrifugal chamber 701, the centrifugal cylinder 7 is fixedly connected with a second motor 8 through a second motor shaft 801, the second motor 8 is disposed at the middle of the lower end of the centrifugal shell 6, one side of the lower end of the centrifugal shell 6 is provided with a first discharge hole 604, a second discharge hole 702 is disposed at a position, corresponding to the first discharge hole 604, of the centrifugal cylinder 7, the first opening 601, the second opening 601, The centrifugal cavity 701, the second discharge hole 702 and the first discharge hole 604 are communicated in sequence;

a second opening 603 is formed in the side end of the centrifugal shell 6, the second opening 603 is communicated with the working cavity 602, the reaction shell 1 is fixedly connected with an installation plate 12, a plurality of support legs 10 are arranged at the lower end of the installation plate 12, the support legs 10 are fixedly connected with the centrifugal shell 6, and a plurality of support legs 13 are uniformly distributed at the lower end of the centrifugal shell 6;

the second discharging hole 702 and the second opening 603 can be detachably provided with a blocking block;

the upper end left side fixedly connected with of mounting panel 12 mother liquor case 4, the upper end right side fixedly connected with of mounting panel 12 cooler bin 3.

The beneficial effects of the above technical scheme are:

the mounting plate 12 and a plurality of supporting legs 10 connect the reaction shell 1 and the centrifugal shell 6 to form an integrated structure, after the mixed material reaches the room temperature, the crystallized solid-liquid mixed material directly enters the centrifugal cavity 701 through the discharge pipe 5 and the opening I601 under the action of gravity, the time for transferring the solid-liquid mixed material to the centrifugal mechanism is saved, a valve 501 is arranged in the middle of the discharge pipe 5 and is used for controlling the solid-liquid mixed material to flow into the centrifugal cavity 701, after the solid-liquid mixed material enters the solid-liquid mixed material, the motor II 8 is started to drive the motor shaft II 801 to rotate, the motor shaft II 801 rotates to drive the centrifugal cylinder 7 to rotate, the side end of the centrifugal cylinder 7 is a filter screen, the liquid in the solid-liquid mixed material enters the working cavity 602 through the filter screen in the rotation process of the centrifugal cylinder 7 and is discharged through the opening II 603, and triazole crystal particles in the centrifugal cylinder 7 can be discharged through the discharge hole II 702 and the discharge hole I604, obtaining the product triazole.

Example 6

On the basis of embodiment 5, as shown in fig. 4, the centrifugal cylinder 7 is connected with a cleaning mechanism, the cleaning mechanism includes a power shell 9, the power shell 9 is disposed at a side end of the centrifugal cylinder 7, a power cavity i 901 is disposed inside the power shell 9, an expansion rod 902 is fixedly disposed at an upper end of the power cavity i 901, the expansion rod 902 is fixedly connected with a motor iii 903, the motor iii 903 is fixedly connected with a bevel gear i 905 through a motor shaft iii 904, a mating hole is disposed at an end of the motor shaft iii 904 away from the motor iii 903, the mating hole is a square hole, the mating hole is mated with a connecting block 906, the connecting block 906 is fixedly connected with a disk 907, the disk 907 is eccentrically connected with a fixed shaft 908, the disk 907 is rotatably disposed in an annular groove at a side end of the power cavity i 901, the fixed shaft 908 is rotatably connected with a connecting rod i 909, the connecting rod i 909 is rotatably connected with a connecting rod ii 910, the second connecting rod 910 penetrates through the side end of the first power cavity 901, enters the third power cavity 703 and is fixedly connected with the blocking plate 911, the third power cavity 703 is communicated with the second discharge hole 702, the blocking plate 911 is arranged in the third power cavity 703 in a sliding mode, and the blocking plate 711 is used for blocking the second discharge hole 702;

the first power cavity 901 is communicated with a second power cavity 916, the second power cavity 916 is arranged on one side, close to the centrifugal cavity 701, of the power shell 9, the second power cavity 916 is communicated with the centrifugal cavity 701, a cleaning block 915 is arranged inside the second power cavity 916, the cleaning block 915 is in contact with the lower end of the centrifugal cavity 701, a threaded block 914 is fixedly connected with the cleaning block 915, the threaded block 914 is in threaded connection with a threaded rod 913, the threaded rod 913 is fixedly connected with a second bevel gear 912, and the second bevel gear 912 is meshed with the first bevel gear 905.

The beneficial effects of the above technical scheme are:

by arranging the cleaning mechanism, when triazole crystal particles are discharged, firstly, the telescopic rod 902 is controlled to enable the matching hole on the motor shaft III 904 to be matched with the connecting block 906, at the moment, the bevel gear I905 and the bevel gear II 912 are disengaged, the motor III 903 is started to drive the motor shaft III 904 to rotate, so that the connecting block 906 is driven to rotate, the disc 907 is driven to rotate by the connecting block 906, so that the connecting rod 909 is driven to rotate, the connecting rod 909 pushes the connecting rod II 910 to move, the connecting rod II 910 drives the blocking plate 911 to move, the purpose of blocking and opening the discharge hole II 702 is achieved through the blocking plate 911, the blocking plate 911 can replace the blocking block, after the blocking plate 911 is separated from the discharge hole II 702, the discharge hole II 702 is opened, after the triazole crystal particles do not flow out of the discharge hole II 702, the telescopic rod 902 is controlled to enable the bevel gear I905 and the bevel gear II 912 to be engaged, the motor III 903 drives the motor shaft III 904 to rotate, thereby drive bevel gear 905 and rotate for bevel gear two 912 rotates, drives threaded rod 913 and rotates, and threaded rod 913 rotates and drives screw block 914 and move, and screw block 914 drives clearance piece 915 and moves, and clearance piece 915 slides along the lower extreme of centrifugal chamber 701, pushes the triazole crystal granule that does not discharge in centrifugal chamber 701 bottom into discharge opening two 702, has improved the row's of triazole crystal granule material effect, has avoided triazole crystal granule deposit at the lower extreme of centrifugal chamber 701.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A reaction kettle for triazole product crystallization is characterized in that: including reaction shell (1), the inside of reaction shell (1) is equipped with reaction chamber (101), reaction chamber (101) inside is rotated and is equipped with and strikes off rabbling mechanism, reaction shell (1) is connected with cooling body one, it is connected with cooling body two to strike off the rabbling mechanism, the upper end of reaction shell (1) is equipped with feed mechanism, the lower extreme of reaction shell (1) is equipped with centrifugal mechanism.

2. The reaction kettle for triazole product crystallization according to claim 1, is characterized in that: strike off rabbling mechanism and include motor (2), motor (2) fixedly connected with motor shaft (201), motor shaft (201) run through the upper and lower both ends of reaction shell (1), and motor shaft (201) are at the part of reaction chamber (101) and evenly laid a plurality of stirring subassembly along vertical direction interval from top to bottom.

3. The reaction kettle for triazole product crystallization according to claim 2, is characterized in that: the stirring assembly comprises a plurality of stirring blades (202), the plurality of stirring blades (202) are circumferentially and uniformly distributed at the side end of the first motor shaft (201), one end, far away from the first motor shaft (201), of each stirring blade (202) is provided with a groove, a spring (204) is fixedly arranged inside each groove, the spring (204) is fixedly connected with the scraper (203), and the scraper (203) is slidably connected with the grooves.

4. The reaction kettle for triazole product crystallization according to claim 1, is characterized in that: feed mechanism includes feed valve (11) and mother liquor case (4), feed valve (11) set up the upper end of reaction shell (1), and feed valve (11) with reaction chamber (101) intercommunication, the play liquid hole of mother liquor case (4) and the inlet of power pump three (401) intercommunication, the liquid outlet of power pump three (401) pass through feed pipe (402) with reaction chamber (101) intercommunication.

5. The reaction kettle for triazole product crystallization according to claim 1, is characterized in that: cooling body one includes power pump (105), the inlet of power pump (105) and the liquid outlet of cooler bin (3) communicate, the liquid outlet of power pump (105) passes through the inlet intercommunication of liquid inlet pipe (103) and cooling tube (102), cooling tube (102) set up inside the lateral wall of reaction chamber (101), the liquid outlet of cooling tube (102) passes through a liquid outlet pipe (104) and the inlet of cooler bin (3) communicates.

6. The reaction kettle for triazole product crystallization according to claim 2, is characterized in that: cooling body two includes two intercommunication pieces (306), and two intercommunication pieces (306) symmetry set up the upper and lower both ends of reaction shell (1), intercommunication piece (306) with motor shaft (201) rotate to be connected, the inside of intercommunication piece (306) is equipped with intercommunication chamber (307), the side of intercommunication piece (306) is equipped with the opening, and opening and intercommunication chamber (307) intercommunication, the upside the opening of intercommunication piece (306) passes through the liquid outlet intercommunication of feed liquor pipe two (302) and power pump two (301), the inlet of power pump two (301) and the two intercommunications of liquid outlet of cooler bin (3), the inlet of cooler bin (3) pass through two (305) of drain pipe of downside with the opening intercommunication of intercommunication piece (306).

7. The reaction kettle for triazole product crystallization according to claim 6, is characterized in that: the second cooling mechanism further comprises a main cooling hole (303) and a plurality of branch cooling holes (304), the branch cooling holes (304) are communicated with the main cooling hole (303), the main cooling hole (303) is arranged inside the first motor shaft (201), the branch cooling holes (304) and the stirring blades (202) are in one-to-one correspondence, the branch cooling hole (304) is arranged inside the stirring blades (202), the upper end of the main cooling hole (303) is communicated with the communication cavity (307) on the upper side, the lower end of the main cooling hole (303) is communicated with the communication cavity (307) through a ring-shaped hole (308), and the ring-shaped hole (308) is arranged on the lower side of the first motor shaft (201).

8. The reaction kettle for triazole product crystallization according to claim 1, is characterized in that: the centrifugal mechanism comprises a centrifugal shell (6), a plurality of first openings (601) are formed in the upper end of the centrifugal shell (6), a plurality of first openings (601) are respectively connected with a discharge pipe (5), the discharge pipe (5) is arranged at the lower end of the reaction shell (1), the discharge pipe (5) is communicated with the reaction chamber (101), a valve (501) is arranged in the middle of the discharge pipe (5), a working chamber (602) is arranged in the centrifugal shell (6), a centrifugal barrel (7) is rotatably arranged between the upper end and the lower end of the working chamber (602), a centrifugal chamber (701) is arranged in the centrifugal barrel (7), the centrifugal barrel (7) is fixedly connected with a second motor (8) through a second motor shaft (801), the second motor (8) is arranged in the middle of the lower end of the centrifugal shell (6), a first discharge hole (604) is formed in one side of the lower end of the centrifugal shell (6), the lower end of the centrifugal cylinder (7) is provided with a second discharge hole (702) corresponding to the first discharge hole (604), and the first opening (601), the centrifugal cavity (701), the second discharge hole (702) and the first discharge hole (604) are communicated in sequence.

9. The reaction kettle for triazole product crystallization according to claim 8, is characterized in that: the side of centrifugation shell (6) is equipped with trompil two (603), and trompil two (603) with working chamber (602) intercommunication, reaction shell (1) is fixed to be set up at the upper end middle part of mounting panel (12), the lower extreme of mounting panel (12) is equipped with a plurality of supporting legs (10), a plurality of supporting legs (10) with centrifugation shell (6) fixed connection, a plurality of landing legs (13) have evenly been laid to the lower extreme of centrifugation shell (6).