CN211677756U

CN211677756U - Polymeric kettle for polypropylene production

Info

Publication number: CN211677756U
Application number: CN201921632327.5U
Authority: CN
Inventors: 武奎成
Original assignee: Haicheng Yufeng Silda Plastic Products Co ltd
Current assignee: Haicheng Yufeng Silda Plastic Products Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-10-16
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a polymeric kettle is used in polypropylene production, the reactor comprises a kettle body, the internal inside top fixed mounting of cauldron has the mounting panel, the mounting panel with the top of the cauldron body all is provided with three bearing, the inside of the cauldron body passes through bearing movable mounting has main pivot, first auxiliary pivot and the vice pivot of second, main pivot is located between first auxiliary pivot and the vice pivot of second, main pivot first auxiliary pivot with the top of the vice pivot of second all cup joints and installs the drive wheel, and is three be provided with the drive belt between the drive wheel, it is three pass through between the drive wheel drive belt swing joint, the intermediate position department fixed mounting at cauldron body top has driving motor, the top of main pivot is passed through the bearing with driving motor's output fixed connection. The utility model discloses a set up a series of structures and make this device have stirring effect good and prevent the extravagant characteristics of raw materials bonding deposit.

Description

Polymeric kettle for polypropylene production

Technical Field

The utility model relates to a polypropylene production technical field specifically is a polymeric kettle is used in polypropylene production.

Background

Polypropylene is a polymer obtained by addition polymerization of propylene. Is white wax-like material, and has transparent and light appearance. The density is 0.89-0.91 g/cm3, 1 is inflammable, the melting point is 165 ℃, the softening is about 155 ℃, the using temperature is-30-140 ℃ 2. Can resist corrosion of acid, alkali, salt solution and various organic solvents at the temperature of below 80 ℃, and can be decomposed at high temperature and under the action of oxidation. The polypropylene is widely applied to the production of fiber products such as clothes, blankets and the like, medical instruments, automobiles, bicycles, parts, conveying pipelines, chemical containers and the like, and is also used for packaging foods and medicines.

The existing polypropylene needs to be subjected to polymerization reaction in a polymerization kettle during production, but in the actual use process of the existing polymerization kettle, when reactants are stirred, the stirring effect is poor, uneven stirring is easy to generate, and after long-time stirring is carried out, the raw materials are easy to deposit at the bottom, so that the raw materials are wasted, the reaction rate is low, and the polypropylene raw materials are easy to adhere to the inner wall of the reaction kettle body during reaction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polymeric kettle is used in polypropylene production to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a polymerization kettle for polypropylene production comprises a kettle body, wherein a mounting plate is fixedly mounted at the top end of the interior of the kettle body, three bearings are arranged at the top ends of the mounting plate and the kettle body, a main rotating shaft, a first auxiliary rotating shaft and a second auxiliary rotating shaft are movably mounted in the kettle body through the bearings, the main rotating shaft is positioned between the first auxiliary rotating shaft and the second auxiliary rotating shaft, driving wheels are sleeved at the top ends of the main rotating shaft, the first auxiliary rotating shaft and the second auxiliary rotating shaft, driving belts are arranged among the three driving wheels, the three driving wheels are movably connected through the driving belts, a driving motor is fixedly mounted at the middle position of the top of the kettle body, the top end of the main rotating shaft is fixedly connected with the output end of the driving motor through the bearings, spiral stirring blades are arranged on the surface of the main rotating shaft, and stirring rods are arranged on two sides of the first auxiliary rotating shaft and the second auxiliary, the intermediate position department fixed mounting of cauldron body bottom has the discharging pipe, the bottom movable mounting of discharging pipe has the tube cap.

Preferably, one side of the first auxiliary rotating shaft and one side of the second auxiliary rotating shaft are both provided with a brush plate through the stirring rod.

Preferably, the upper end of the side wall on one side of the kettle body is provided with a pipeline fixing sleeve, and the upper end of the side wall on one side of the kettle body is fixedly provided with a feeding pipe through the pipeline fixing sleeve.

Preferably, the bottom fixed mounting of main pivot has the installation head, the connecting rod has all been welded to the both sides of installation head, the both sides of installation head all pass through connecting rod fixed mounting has the arc scraper blade.

Preferably, the top end fixed mounting of tube cap has the bracing piece, the top of bracing piece is provided with the jam, the jam with the bracing piece all is located the inside of discharging pipe.

Preferably, one side of the brush plate is provided with a soft brush, and the soft brush is fixedly bonded with the brush plate through a strong glue.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, safe and convenient use, through controlling the driving motor, the driving motor drives the main rotating shaft to rotate, because the spiral stirring blade is arranged on the surface of the main rotating shaft, the raw material in the polymerization kettle is stirred spirally through the spiral stirring blade, the raw material can be stirred up and down while being stirred, thereby the stirring effect is better, then the driving wheel drives the first auxiliary rotating shaft and the second auxiliary rotating shaft to rotate while the main rotating shaft rotates, so that the two auxiliary rotating shafts can stir the two sides in the kettle body in an auxiliary way, the stirring is more uniform when the device is used, the reaction effect is good when the polymerization reaction is carried out, and through the two scraping plates and the soft hairbrushes arranged on one side of the scraping plates, the raw material can be effectively prevented from being stuck on the inner wall of the kettle body when the reaction is carried out, and through the installation head arranged at the bottom end of, the arc scraper blade is all installed through the connecting rod in the both sides of installation head to can effectually prevent that the raw materials from producing in the bottom of the cauldron body and piling up, prevent that the raw materials is extravagant, make the cauldron body be difficult to the clearance, make the raw materials at the reaction time, more abundant of reaction, the effectual of reaction, and can effectually place at the raw materials reaction time through blockking up, the raw materials carries out the inside of discharging pipe, after reacting well, rotates the tube cap, extract the jam can.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the tapping pipe according to the invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a kettle body; 2. mounting a plate; 3. a main rotating shaft; 4. a first counter-rotating shaft; 5. a soft brush; 6. brushing the board; 7. a stirring rod; 8. a helical mixing blade; 9. a mounting head; 10. a discharge pipe; 11. a tube cover; 12. a pipeline fixing sleeve; 13. a feed pipe; 14. a transmission belt; 15. a driving wheel; 16. a second counter-rotating shaft; 17. a drive motor; 18. a bearing; 19. a support bar; 20. blocking; 21. a connecting rod; 22. an arc-shaped scraper.

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. 1-3, the present invention provides a technical solution: a technical scheme of a polymerization kettle for polypropylene production comprises a kettle body 1, wherein a mounting plate 2 is fixedly mounted at the top end inside the kettle body 1, three bearings 18 are respectively arranged at the top ends of the mounting plate 2 and the kettle body 1, a main rotating shaft 3, a first auxiliary rotating shaft 4 and a second auxiliary rotating shaft 16 are movably mounted inside the kettle body 1 through the bearings 18, the main rotating shaft 3 is positioned between the first auxiliary rotating shaft 4 and the second auxiliary rotating shaft 16, driving wheels 15 are respectively sleeved at the top ends of the main rotating shaft 3, the first auxiliary rotating shaft 4 and the second auxiliary rotating shaft 16, a driving belt 14 is arranged among the three driving wheels 15, the three driving wheels 15 are movably connected through the driving belt 14, a driving motor 17 is fixedly mounted at the middle position of the top of the kettle body 1, the top end of the main rotating shaft 3 is fixedly connected with the output end of the driving motor 17 through the bearings 18, a spiral stirring blade 8 is arranged on the surface of the main rotating shaft 3, the middle position department fixed mounting of cauldron body 1 bottom has discharging pipe 10, and the bottom movable mounting of discharging pipe 10 has tube cap 11.

Preferably, one side of each of the first and second auxiliary rotating shafts 4 and 16 is fixedly provided with a brush plate 6 through a stirring rod 7.

Preferably, the upper end of the side wall of one side of the kettle body 1 is provided with a pipeline fixing sleeve 12, and the upper end of the side wall of one side of the kettle body 1 is fixedly provided with a feeding pipe 13 through the pipeline fixing sleeve 12, so that raw materials can be conveniently added into the kettle body 1.

Preferably, the bottom end fixed mounting of main pivot 3 has installation head 9, and connecting rod 21 has all been welded to the both sides of installation head 9, and the both sides of installation head 6 all have arc scraper blade 22 through connecting rod 21 fixed mounting, and the rotation through main pivot 3 makes arc scraper blade 22 rotate, can effectually prevent that the raw materials from producing in the bottom of the cauldron body 1 and piling up.

Preferably, the top end of the tube cover 11 is fixedly provided with a support rod 19, the top end of the support rod 19 is provided with a plug 20, the plug 20 and the support rod 19 are both positioned inside the discharge tube 10, the plug 20 can effectively prevent raw materials from entering the discharge tube 10 when the raw materials react, and after the reaction is finished, the tube cover 11 is rotated, and the plug 20 is pulled out.

Preferably, one side of brush board 6 is provided with soft brush 5, and it is fixed to bond through the powerful glue between soft brush 5 and the brush board 6, through soft brush 5 for two counter rotating shafts clear up the inner wall of the cauldron body 1 when the pivoted, prevent that the raw materials from bonding on the inner wall of the cauldron body 1.

The working principle is as follows: the utility model can effectively prevent the raw material from being stuck on the inner wall of the kettle body 1 during the reaction by controlling the driving motor 17, and by arranging the mounting head 9 at the bottom end of the main rotating shaft 3, the spiral stirring blade 8 is arranged on the surface of the main rotating shaft 3, so that the raw material in the polymerization kettle can be stirred spirally by the spiral stirring blade 8, the raw material can be stirred up and down while being stirred, the stirring effect is better, then the driving wheel 15 is used for driving the first auxiliary rotating shaft 4 and the second auxiliary rotating shaft 16 to rotate while the main rotating shaft 3 is rotated, so that the two auxiliary rotating shafts can stir the two sides in the kettle body 1 in an auxiliary way, the stirring is more uniform when the device is used, the reaction effect is good during the polymerization reaction, and the soft brush 5 is arranged at one side of the brush 6, the raw material can be effectively prevented from being stuck on the inner wall of the kettle body 1 during the reaction, and the mounting head, arc scraper blade 22 is all installed through connecting rod 21 in the both sides of installation head 9 to can effectually prevent that the raw materials from producing in the bottom of the cauldron body 1 and pile up, prevent that the raw materials is extravagant, make cauldron body 1 be difficult to clear up, make the raw materials at the reaction, more abundant of reaction, the effectual of reaction, and through blockking up 20 can effectually prevent at the raw materials reaction, the raw materials advances the inside of people's discharging pipe 10, after reacting well, rotate tube cap 11, it can to extract and block up 20.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polymeric kettle for polypropylene production comprises a kettle body (1) and is characterized in that: the kettle is characterized in that a mounting plate (2) is fixedly mounted at the top end inside the kettle body (1), three bearings (18) are arranged on the mounting plate (2) and the top end of the kettle body (1), a main rotating shaft (3), a first auxiliary rotating shaft (4) and a second auxiliary rotating shaft (16) are movably mounted inside the kettle body (1) through the bearings (18), the main rotating shaft (3) is located between the first auxiliary rotating shaft (4) and the second auxiliary rotating shaft (16), driving wheels (15) are sleeved at the top ends of the main rotating shaft (3), the first auxiliary rotating shaft (4) and the second auxiliary rotating shaft (16), driving belts (14) are arranged among the three driving wheels (15), the three driving wheels (15) are movably connected through the driving belts (14), and a driving motor (17) is fixedly mounted at the middle position of the top of the kettle body (1), the top of the main rotating shaft (3) is connected with the output end of the driving motor (17) through the bearing (18), the surface of the main rotating shaft (3) is provided with a spiral stirring blade (8), the two sides of the first auxiliary rotating shaft (4) and the second auxiliary rotating shaft (16) are provided with stirring rods (7), the middle position of the bottom of the kettle body (1) is fixedly provided with a discharging pipe (10), the bottom end of the discharging pipe (10) is movably provided with a pipe cover (11), one side of the first auxiliary rotating shaft (4) and one side of the second auxiliary rotating shaft (16) are respectively provided with a brush plate (6) through the stirring rods (7), the upper end of one side wall of the kettle body (1) is provided with a pipeline fixing sleeve (12), the upper end of one side wall of the kettle body (1) is fixedly provided with an inlet pipe (13) through the pipeline fixing sleeve (12), the utility model discloses a brush, including main pivot (3), connecting rod (21) have all been welded to the bottom fixed mounting of main pivot (3) installation head (9), the both sides of installation head (9) are all passed through connecting rod (21) fixed mounting has arc scraper blade (22), the top fixed mounting of tube cap (11) has bracing piece (19), the top of bracing piece (19) is provided with and blocks up (20), block up (20) with bracing piece (19) all are located the inside of discharging pipe (10), one side of brush board (6) is provided with soft brush (5), soft brush (5) with it is fixed to bond through powerful glue between brush board (6).