CN218107685U

CN218107685U - Slurry mixing reaction kettle for polyester production

Info

Publication number: CN218107685U
Application number: CN202222621228.5U
Authority: CN
Inventors: 李雅娟; 侯爱民; 李晓; 樊武元; 辛建国
Original assignee: Ruituofeng High Tech Co ltd
Current assignee: Ruituofeng High Tech Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-23
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a slurry mixing reaction kettle for polyester production, which belongs to the technical field of reaction kettles and comprises a reaction tank, wherein the top of the reaction tank is fixedly connected with a first fixed leg, a stirring motor is installed on one side of the outer wall of the first fixed leg, a stirring mechanism is arranged at the bottom of the stirring motor and comprises a first bearing, the top of the reaction tank is provided with a through hole, the outer side wall of the first bearing is embedded in the through hole in the top of the reaction tank, the inner side wall of the first bearing is rotationally connected with a first stirring shaft, the top of the inner wall of the reaction tank is provided with a through hole, the inner wall of the through hole is embedded with a second bearing, and the inner side wall of the second bearing is rotationally connected with a second stirring shaft; be opposite direction rotary motion through first (mixing) shaft and second (mixing) shaft, avoid the rotatory stirring thick liquids of same direction to mix inhomogeneous to strike the storage vat through shaking the ball, make the storage vat at the uniform velocity unloading, mutually support through first puddler and second puddler and make the thick liquids mix more fully.

Description

Slurry mixing reaction kettle for polyester production

Technical Field

The utility model belongs to the technical field of reation kettle, especially, relate to a slurry mixing reation kettle is used in polyester production.

Background

The polyester is a general term for polymers obtained by polycondensation of polyhydric alcohol and polybasic acid, is widely applied engineering plastics, and in the production process of the polyester, a slurry mixing procedure is needed, the polyhydric alcohol and the polybasic acid are stirred and mixed by a machine according to a certain proportion through weighing equipment, and finally, a catalyst solution is added to be intensively mixed and stirred with raw materials in a reaction kettle, so that the high molecular weight polyester can be obtained.

At present polyester production is in the thick liquids mixing process, all is the mode that adopts machine stirring in the reation kettle, and current reation kettle is mostly single axial structure and is the unilateral stirring thick liquids, is unfavorable for shortening the process to raw materials and catalyst intensive mixing, can subside in the reation kettle bottom after the thick liquids mixes in addition, increases the work burden, and the reation kettle inner wall is with remaining thick liquids after the use is ended in addition, is very troublesome when doing the cleaning work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve prior art reation kettle mostly be the unilateral stirring thick liquids of unipolar structure, be unfavorable for shortening the problem to the process of raw materials and catalyst intensive mixing, and the thick liquids mixes reation kettle for polyester production who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a slurry mixing reaction kettle is used in polyester production, is including fixing the retort on a supporting bench, the first fixed leg of retort top fixedly connected with, agitator motor is installed to first fixed leg outer wall one side, the agitator motor bottom is provided with rabbling mechanism, rabbling mechanism includes first bearing, the retort top is provided with the mouth of wearing, the first bearing lateral wall inlays to be established in the retort top is worn mouthful, first bearing inside wall rotates and is connected with first (mixing) shaft, first (mixing) shaft one end fixedly connected with driving gear, driving gear top axle center department and agitator motor bottom transmission shaft one end fixed connection, the equal a plurality of first puddlers of fixedly connected with in first (mixing) shaft both sides, and the equal first scraper blade of a plurality of first scraper blade one ends, and all laminate mutually with retort inner wall one side a plurality of first scraper blade outer wall one sides, the through-hole has been seted up at retort inner wall top, and the through-hole inner wall inlays to be equipped with the second bearing, the second bearing rotates and is connected with the second (mixing) shaft, second lateral wall fixedly connected with driven gear, driven gear one side meshes mutually with driving gear one side, the equal both sides of second scraper blade fixedly connected with two second stirring rod, and the equal stirring shaft and the equal second stirring shaft laminating mutually in a plurality of second side, and a plurality of second stirring shaft.

As a further description of the above technical solution:

the reactor top is fixedly connected with the fixed station, the through hole has been seted up at the fixed station top, and fixedly connected with storage vat in the fixed station top through hole, reactor inner wall top inlays with storage vat bottom corresponding position and is equipped with the inlet pipe, the inlet pipe mouth of pipe extends to reactor outer wall one side fixed connection in the storage vat bottom, the driven gear top is equipped with prevents blockking up the subassembly, prevent blockking up the subassembly and include the dead lever, dead lever fixed connection is at the driven gear top, the dead lever top rotates and is connected with the rotating head, the through hole has been seted up to rotating head one side, and rotating head one side through hole inner wall pegs graft and have the connecting rod, the rotating head top has seted up threaded hole, and rotating head top threaded hole inner wall threaded connection has the bolt, bolt one end is laminated with connecting rod outer wall one side mutually, the elastic rope one end that the rotating head was kept away from to the connecting rod has tied up and vibrate the ball, vibrate ball one side and laminate mutually with storage vat outer wall one side mutually.

As a further description of the above technical solution:

the filter screen is installed to retort inner wall bottom, the installing port has been seted up to filter screen bottom one side, and filter screen bottom one side installing port inner wall inlays and is equipped with the third bearing, the one end rotation that the driving gear was kept away from to first (mixing) shaft is connected at the third bearing inside wall.

As a further description of the above technical solution:

the cross sectional shape of the bottom of the reaction tank is arc, a stirring hopper is fixedly connected to one side of the bottom of the outer wall of the reaction tank, a helical blade is arranged at one end of the first stirring shaft below a third bearing, the outer surface of the helical blade is rotatably connected in the stirring hopper, the inner cavity of the stirring hopper is communicated with the inner cavity of the reaction tank, a discharge port is arranged at the bottom of the stirring hopper, and the inner cavity of the discharge port is communicated with the inner cavity of the stirring hopper.

As a further description of the above technical solution:

the water injection port is formed in one end of the second stirring shaft, a cavity is formed in the second stirring shaft, the inner wall of the cavity in the second stirring shaft is communicated with the inner wall of the water injection port, a plurality of water outlet holes are formed in the outer wall of the second stirring shaft in a surrounding mode, and the inner walls of the water outlet holes are communicated with the inner wall of the cavity in the second stirring shaft.

As a further description of the above technical solution:

the cross section of the fixing table is L-shaped.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up first (mixing) shaft and second (mixing) shaft, can drive first (mixing) shaft and second (mixing) shaft through driving gear engagement driven gear and be opposite direction rotary motion, avoid the rotatory stirring thick liquids of same direction to mix inhomogeneously to strike the storage vat through vibrating the ball, make the storage vat at the uniform velocity unloading, mutually support through first puddler and second puddler and make thick liquids mix more fully.

2. The utility model discloses in, vibrate the ball through setting up, drive through driven gear and vibrate the ball rotation and strike the storage vat bottom, prevent that the raw materials from taking place to block up in discharge gate department, influence work efficiency, and strike the whereabouts that can accelerate the raw materials sooner through vibrating the ball constantly, dredge the raw materials under the condition of not using the manual work, can save operating personnel time.

3. The utility model discloses in, through setting up helical blade, the thick liquids in fighting the stirring through the rotation of first (mixing) shaft to make thick liquids can avoid subsiding and just remain good state throughout in the retort bottom, can guarantee the quality that thick liquids mix storing and the in-process of work, and accelerate the follow-up speed when getting the material.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic plan view of the present invention;

fig. 3 is an enlarged schematic plan view of a portion a of fig. 2 according to the present invention;

illustration of the drawings: 1. a reaction tank; 2. a stirring motor; 3. a stirring mechanism; 301. a first bearing; 302. a driving gear; 303. a first stirring shaft; 304. a first stirring rod; 305. a first squeegee; 306. a third bearing; 307. a helical blade; 308. a second bearing; 309. a driven gear; 310. a second stirring shaft; 311. a second stirring rod; 312. a second squeegee; 4. a water injection port; 5. an anti-clogging assembly; 501. fixing the rod; 502. rotating the head; 503. a connecting rod; 504. an elastic cord; 505. vibrating the ball; 506. a bolt; 6. a first fixed leg; 7. a storage barrel; 8. a feeding pipe; 9. a fixed table; 10. a water outlet hole; 11. filtering with a screen; 12. a stirring hopper; 13. a discharge port; 14. and (7) supporting the table.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a slurry mixing reaction kettle for polyester production comprises a reaction tank 1 fixed on a support table 14, wherein the top of the reaction tank 1 is fixedly connected with a first fixing leg 6, one side of the outer wall of the first fixing leg 6 is provided with a stirring motor 2, the bottom of the stirring motor 2 is provided with a stirring mechanism 3, the stirring mechanism 3 comprises a first bearing 301, the top of the reaction tank 1 is provided with a through hole, the outer side wall of the first bearing 301 is embedded in the through hole at the top of the reaction tank 1, the inner side wall of the first bearing 301 is rotatably connected with a first stirring shaft 303, one end of the first stirring shaft 303 is fixedly connected with a driving gear 302, the top axle center of the driving gear 302 is fixedly connected with one end of a transmission shaft at the bottom of the stirring motor 2, both sides of the first stirring shaft 303 are fixedly connected with a plurality of first stirring rods 304, and one ends of the first stirring rods 304 are fixedly connected with a first scraper 305, one side of the outer wall of each of the first scrapers 305 is attached to one side of the inner wall of the reaction tank 1, a through hole is formed in the top of the inner wall of the reaction tank 1, a second bearing 308 is embedded in the inner wall of the through hole, the inner side wall of the second bearing 308 is rotatably connected with a second stirring shaft 310, the first stirring shaft 303 and the second stirring shaft 310 are arranged, the driving gear 302 is meshed with the driven gear 309 to drive the first stirring shaft 303 and the second stirring shaft 310 to rotate in opposite directions, the phenomenon that slurry is stirred in the same direction and is not uniformly mixed is avoided, the slurry is sufficiently mixed due to the matching stirring of the first stirring shaft 303 and the second stirring shaft 310, the driven gear 309 is fixedly connected to the outer side wall of the second stirring shaft 310, one side of the driven gear 309 is meshed with one side of the driving gear 302, and two sides of the second stirring shaft 310 are fixedly connected with two second stirring rods 311, one end of each of the second stirring rods 311 is fixedly connected with a second scraper 312, one side of the outer wall of each of the second scrapers 312 is attached to one side of the inner wall of the reaction tank 1, the slurry adhered to the inner wall of the reaction tank 1 is scraped under the driving of the first stirring shaft 303 and the second stirring shaft 310 by arranging the first scraper 305 and the second scraper 312, so that the waste of the slurry is avoided, the top of the reaction tank 1 is fixedly connected with a fixed platform 9, preferably, the cross section of the fixed platform 9 is in an L shape, the top of the fixed platform 9 is provided with a through hole, a storage barrel 7 is fixedly connected in the through hole at the top of the fixed platform 9, a feeding pipe 8 is embedded at a position corresponding to the bottom of the storage barrel 7 at the top of the inner wall of the reaction tank 1, the pipe orifice of the feeding pipe 8 extends to one side of the outer wall of the reaction tank 1 and is fixedly connected to the bottom of the storage barrel 7, the top of the driven gear is provided with an anti-clogging component 5, the anti-blocking assembly 5 comprises a fixed rod 501, the fixed rod 501 is fixedly connected to the top of a driven gear 309, the top of the fixed rod 501 is rotatably connected with a rotating head 502, the rotating head 502 is arranged to drive the fixed rod 501 to rotate through the driven gear 309, the connecting rod 503 in the rotating head 502 is prevented from being broken after colliding with a storage vat 7, a part of force is removed from the connecting rod 503 after the oscillating ball 505 strikes the storage vat 7, the connecting rod 503 is rapidly reset to drive the oscillating ball 505 to move, the connecting rod 503 is inserted into the rotating head 502 through a bolt 506, the length of the connecting rod 503 can be adjusted according to the requirement of an operator, a through hole is formed in one side of the rotating head 502, the connecting rod 503 is inserted into the through hole in one side of the rotating head 502, a threaded hole is formed in the top of the rotating head 502, and the threaded hole in the top of the rotating head 502 is in threaded connection with the bolt 506, one end of the bolt 506 is attached to one side of the outer wall of the connecting rod 503, one end of the connecting rod 503, which is far away from the rotating head 502, is bound with the elastic rope 504, one end of the elastic rope 504 is bound with the vibration ball 505, one side of the vibration ball 505 is attached to one side of the outer wall of the storage barrel 7, the vibration ball 505 is arranged, the driven gear 309 drives the vibration ball 505 to rotate and knock the bottom of the storage barrel 7, so that the raw material is prevented from being blocked at the discharge port 13 and the working efficiency is influenced, the vibration ball 505 can knock the raw material to fall quickly, the raw material is dredged without using manpower, the time of an operator can be saved, the filter screen 11 is installed at the bottom of the inner wall of the reaction tank 1, a mounting port is formed at one side of the bottom of the filter screen 11, a third bearing 306 is embedded in the inner wall of the mounting port at one side of the bottom of the filter screen 11, one end, which is far away from the driving gear 302, of the first stirring shaft 303 is rotatably connected to the inner side wall of the third bearing 306, the cross section of the bottom of the reaction tank 1 is arc-shaped, one side of the bottom of the outer wall of the reaction tank 1 is fixedly connected with a stirring hopper 12, one end of a first stirring shaft 303, which is positioned below a third bearing 306, is provided with a helical blade 307, the outer surface of the helical blade 307 is rotationally connected in the stirring hopper 12, the slurry in the stirring hopper 12 is stirred under the driving of the rotation of the first stirring shaft 303 through the arrangement of the helical blade 307, so that the slurry can be prevented from being solidified and can be kept in a good state all the time, the quality of slurry mixing can be ensured in the processes of storage and work, the speed of subsequent material taking is accelerated, the inner cavity of the stirring hopper 12 is communicated with the inner cavity of the reaction tank 1, the bottom of the stirring hopper 12 is provided with a discharge port 13, the inner cavity of the discharge port 13 is communicated with the inner cavity of the stirring hopper 12, one end of a second stirring shaft 310 is provided with a water injection port 4, the cavity is formed in the second stirring shaft 310, the inner wall of the cavity in the second stirring shaft 310 is communicated with the inner wall of the water injection port 4, the outer wall of the second stirring shaft 310 is provided with a plurality of water outlet holes 10 in a surrounding mode, the inner walls of the water outlet holes 10 are communicated with the inner wall of the cavity in the second stirring shaft 310, the water injection port 4 and the water outlet holes 10 are arranged, a cover is arranged at the top of the water injection port 4, air circulation inside the reaction tank 1 is reduced, the internal sealing performance of the reaction tank 1 is maintained, after water is injected into the water injection port 4, the flow rate of water flowing through the water outlet holes 10 is increased through rotation of the second stirring shaft 310, the inner wall of the reaction tank 1 is cleaned through cooperation with the first scraper blade 305 and the second scraper blade 312, the cleaning work inside the reaction tank 1 is facilitated, a catalyst can be added into the water injection port 4, the catalyst can be more fully fused with raw materials through rotation of the second stirring shaft 310, and the process of polyester polycondensation is accelerated to a certain extent.

The working principle is as follows: when the device is used, an operator puts raw materials weighed according to a certain proportion into the storage vat 7, at the moment, the catalyst solution is sprayed on the raw materials, at the moment, the operator drives the driving gear 302 to rotate by starting the stirring motor 2, the driving gear 302 drives the first stirring shaft 303 to rotate in the first bearing 301, at the moment, the first stirring rods 304 on two sides of the first stirring shaft 303 rotate along with the first stirring shaft 303 to stir and mix the raw materials and the catalyst, the driving gear 302 rotates and simultaneously drives the driven gear 309 to rotate in the opposite direction, at the moment, the driven gear 309 drives the second stirring shaft 310 to rotate in the second bearing 308, at the moment, the second stirring rods 311 on two sides of the second stirring shaft 310 rotate along with the second stirring shaft 310 to stir and mix the raw materials and the catalyst in the opposite direction, the fixed rod 501 is driven by the rotation of the driven gear 309, at the moment, the fixed rod 501 drives the connecting rod 503 through the rotating head 502 on the top, at the moment, the connecting rod 503 drives the oscillating ball 505 to rotate through the elastic rope 504 at one end, the oscillating ball 505 is driven to strike the discharge port 13 at the bottom of the storage tank 7 through the rotation of the driven gear 309, the slurry is stirred and mixed in the opposite direction through the first stirring shaft 303 and the second stirring shaft 310, the slurry enters the stirring hopper 12 through the filter screen 11 at the bottom of the inner wall of the reaction tank 1, the first stirring shaft 303 penetrates through the inner wall of the third bearing 306 to rotate, the end of the first stirring shaft 303 provided with the helical blade 307 starts to rotate and mix the slurry in the stirring hopper 12 to prevent sedimentation, the first scraping plate 305 and the second scraping plate 312 are driven to rotate through the rotation of the first stirring rod 304 and the second stirring rod 311, the slurry adhered to the inner wall of the reaction tank 1 is scraped while the first scraping plate 305 and the second scraping plate 312 move, through the valve of opening discharge gate 13, the slurry that stirs this moment flows out from discharge gate 13, opens agitator motor 2 after the water filling port 4 injected water of driven gear 309 top second (mixing) shaft 310 one end, and the second (mixing) shaft 310 rotation is with higher speed water from the outflow of delivery port this moment, cooperates first scraper blade 305 and the rotatory inner wall that washs retort 1 of second scraper blade 312 simultaneously, and discharge gate 13 outflow residual residue and the mixture of water this moment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mixed reation kettle of thick liquids for polyester production, is including fixing retort (1) on a supporting bench (14), its characterized in that: the reaction tank is characterized in that a first fixing leg (6) is fixedly connected to the top of the reaction tank (1), a stirring motor (2) is installed on one side of the outer wall of the first fixing leg (6), a stirring mechanism (3) is arranged at the bottom of the stirring motor (2), the stirring mechanism (3) comprises a first bearing (301), a through hole is formed in the top of the reaction tank (1), the outer side wall of the first bearing (301) is embedded in the through hole in the top of the reaction tank (1), a first stirring shaft (303) is rotatably connected to the inner side wall of the first bearing (301), a driving gear (302) is fixedly connected to one end of a transmission shaft at the top of the first stirring shaft (303), a plurality of first stirring rods (304) are fixedly connected to both sides of the first stirring shaft (303), a plurality of first stirring rods (304) are fixedly connected to one end of the first stirring rod (305), a plurality of outer wall sides of the first stirring rods (305) are attached to one side of the inner wall of the reaction tank (1), a through hole is formed in the top of the inner wall of the reaction tank (1), a second bearing (308) is fixedly connected to one side of a driven gear (309), and a driven gear (309) is connected to one side of the driven shaft (310), the two second stirring rods (311) are fixedly connected to two sides of the second stirring shaft (310), the second scraping plates (312) are fixedly connected to one ends of the second stirring rods (311), and one sides of the outer walls of the second scraping plates (312) are attached to one side of the inner wall of the reaction tank (1).

2. The slurry mixing reactor for polyester production according to claim 1, wherein: the top of the reaction tank (1) is also fixedly connected with a fixed platform (9), the top of the fixed platform (9) is provided with a through hole, and a material storage barrel (7) is fixedly connected in a through hole at the top of the fixed platform (9), a feeding pipe (8) is embedded at the position corresponding to the bottom of the material storage barrel (7) at the top of the inner wall of the reaction tank (1), the opening of the feeding pipe (8) extends to one side of the outer wall of the reaction tank (1) and is fixedly connected with the bottom of the storage barrel (7), the top of the driven gear (309) is provided with an anti-blocking assembly (5), the anti-blocking assembly (5) comprises a fixed rod (501), the fixed rod (501) is fixedly connected to the top of the driven gear (309), the top of the fixed rod (501) is rotatably connected with a rotating head (502), one side of the rotating head (502) is provided with a through hole, a connecting rod (503) is inserted into the inner wall of a through hole at one side of the rotating head (502), a threaded hole is arranged at the top of the rotating head (502), and the inner wall of the threaded hole at the top of the rotating head (502) is connected with a bolt (506) in a threaded way, one end of the bolt (506) is attached to one side of the outer wall of the connecting rod (503), an elastic rope (504) is bound at one end of the connecting rod (503) far away from the rotating head (502), shock ball (505) have been tied up to stretch cord (504) one end, shock ball (505) one side and storage vat (7) outer wall one side are laminated mutually.

3. The slurry mixing reactor for polyester production according to claim 1, wherein: filter screen (11) are installed to retort (1) inner wall bottom, the installing port has been seted up to filter screen (11) bottom one side, and filter screen (11) bottom one side installing port inner wall inlays and is equipped with third bearing (306), the one end rotation connection of driving gear (302) is kept away from in first (mixing) shaft (303) is in third bearing (306) inside wall.

4. The slurry mixing reactor for polyester production according to claim 1, wherein: the cross sectional shape of retort (1) bottom is the arc, one side fixedly connected with stirring fill (12) of retort (1) outer wall bottom, first (mixing) shaft (303) are located the one end of third bearing (306) below and are equipped with helical blade (307), helical blade (307) surface rotates to be connected in stirring fill (12), stirring fill (12) inner chamber communicates with each other with retort (1) inner chamber, stirring fill (12) bottom is equipped with discharge gate (13), discharge gate (13) inner chamber communicates with each other with stirring fill (12) inner chamber.

5. The slurry mixing reactor for polyester production according to claim 1, wherein: second (mixing) shaft (310) one end is provided with water filling port (4), seted up the cavity in second (mixing) shaft (310), and second (mixing) shaft (310) inner cavity wall communicates with each other with water filling port (4) inner wall, second (mixing) shaft (310) outer wall all encircles and opens and is equipped with a plurality of apopores (10), and a plurality of apopores (10) inner wall all communicate with each other with second (mixing) shaft (310) inner cavity wall.

6. The slurry mixing reactor for polyester production according to claim 2, wherein: the cross section of the fixing table (9) is L-shaped.