CN214131160U

CN214131160U - Solvent tower for polyolefin elastomer production

Info

Publication number: CN214131160U
Application number: CN202022873486.3U
Authority: CN
Inventors: 邹恩广; 徐用军; 朱瑜颖; 李文秀
Original assignee: Heilongjiang Jiayihong Technology Co ltd
Current assignee: Heilongjiang Jiayihong Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-09-07
Anticipated expiration: 2030-12-04

Abstract

The utility model provides a solvent tower is used in polyolefin elastomer production, relate to chemical industry equipment technical field, it includes the tower body, upper portion and lower part are equipped with solvent A case and teeter chamber in the tower body, solvent A incasement is equipped with cavity A, be equipped with discharging pipe A on the wall of cavity A both sides, cavity A top is equipped with cylinder A, cylinder A bottom plunger pole is connected with shutoff stopper A, shutoff stopper A blocks up in discharging pipe A port department, cavity A bottom is equipped with rubber titration mouth A, rubber titration mouth A bottom is equipped with the opening, rubber titration mouth A below is equipped with the teeter chamber, the crossbearer has the drive shaft in the teeter chamber, be equipped with stirring vane in the drive shaft, drive shaft one end is connected with the motor, the teeter chamber bottom is equipped with and passes the material pipe. The solvent tower for producing the polyolefin elastomer saves the occupied area and quantitatively mixes and adds different solvents.

Description

Solvent tower for polyolefin elastomer production

The technical field is as follows:

the utility model relates to a chemical industry equipment technical field, concretely relates to solvent tower is used in polyolefin elastomer production.

Background art:

the solvent is needed to be used in the production process of the polyolefin elastomer, the solvent is added to the reaction tower through the solvent tower, the existing solvent tower only stores single solvent, and therefore a plurality of solvent towers need to be set up, the production field is increased, the solvent cannot be quantitatively conveyed in the existing solvent tower, the phenomenon of incomplete reaction due to surplus solvent often occurs, and the waste of the solvent is caused.

The utility model has the following contents:

the utility model aims at overcoming the shortcomings of the prior art, providing a solvent tower for producing polyolefin elastomer, which saves the occupied area and quantitatively mixes and adds different solvents.

In order to solve the problem existing in the background art, the utility model adopts the following technical scheme: comprises a tower body, a solvent A tank and a stirring chamber are arranged at the upper part and the lower part in the tower body, a cavity A is arranged in the middle of the solvent A tank, discharge pipes A are arranged on two side walls of the cavity A, the discharge pipes A are positioned in the solvent A tank, an air cylinder A is arranged at the top of the cavity A, a plunger rod at the bottom end of the air cylinder A is connected with a plugging plug A, the plugging plug A is of a solid geometric structure, four walls of the plugging plug A are connected with the inner wall of the cavity A in an attaching manner, the plugging plug A is plugged at the port of the discharge pipe A, cavity A bottom be equipped with rubber and titrate mouth A, rubber titrates mouth A top and cavity A intercommunication, rubber titrates mouth A bottom and is equipped with the opening, rubber titrates mouth A below and is equipped with the teeter chamber, rubber titrates mouth A and arranges in the teeter chamber, the crossbearer has the drive shaft in the teeter chamber, is equipped with stirring vane in the drive shaft, drive shaft one end is connected with the motor, the drive shaft other end passes through the bearing and is connected with the teeter chamber inner wall, the teeter chamber bottom is equipped with the biography material pipe.

The material conveying pipe is provided with a valve.

The sealing plug A moves up and down through the cylinder A.

The cavity A divides the solvent A box into a left chamber and a right chamber, and the two chambers are filled with the same solvent or two different solvents.

The tower body in upper portion be equipped with solvent B case, solvent B case and solvent A case distribute side by side, solvent B incasement is equipped with cavity B, be equipped with discharging pipe B on the wall of cavity B both sides, discharging pipe B is located solvent B incasement, cavity B top is equipped with cylinder B, cylinder B bottom plunger pole is connected with shutoff plug B, shutoff plug B is solid geometry, shutoff plug B four walls are connected with the laminating of cavity B inner wall, shutoff plug B blocks up in discharging pipe B port department, cavity B bottom be equipped with rubber and titrate mouth B, rubber titrates mouth B top and cavity B intercommunication, rubber titrates mouth B bottom and is equipped with the opening, rubber titrates mouth B and arranges the agitator chamber in.

Two different solvents are filled in the solvent A box and the solvent B box; the volume of the space formed by the plugging plug A and the rubber titration mouth A is larger than that of the space formed by the plugging plug B and the rubber titration mouth B.

The utility model has the advantages of simple structure, safety and reliability, and saves the production floor area by arranging a plurality of solvent boxes in the unified tower body; the matching work of different solvents is realized by utilizing cavities with the same or different inner volumes of the tower body; the volume of the space formed by the sealing plug and the rubber titration nozzle is utilized to achieve the purpose of quantitative volume addition; the stirring chamber is adopted, different solvents are added after being fully stirred and mixed, the reaction efficiency is improved, and the phenomenon of incomplete reaction or solvent waste is avoided.

Description of the drawings:

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

FIG. 2 is a diagram showing the use state of the solvent A box of the present invention containing the same solvent;

FIG. 3 is a diagram showing the same solvent in the same usage state in the solvent A tank of the present invention;

FIG. 4 is a diagram showing the use state of the solvent A tank of the present invention with two different solvents;

FIG. 5 is a second diagram of the solvent A box of the present invention in two different states of use;

fig. 6 is a schematic structural view of the solvent a tank and the solvent B tank of the present invention.

The specific implementation mode is as follows:

referring to the drawings, the present invention specifically adopts the following embodiments: the tower comprises a tower body 1, a solvent A box 2 and a stirring chamber 18 are arranged at the upper part and the lower part in the tower body 1, a cavity A4 is arranged in the middle of the solvent A box 2, discharge pipes A3 are arranged on two side walls of the cavity A4, the discharge pipe A3 is positioned in the solvent A box 2, an air cylinder A5 is arranged at the top of the cavity A4, a plunger rod at the bottom end of the air cylinder A5 is connected with a plugging plug A6, the plugging plug A6 is of a solid geometry structure, four walls of the plugging plug A6 are connected with the inner wall of the cavity A4 in an attaching manner, a plugging plug A6 is plugged at the port of the discharge pipe A3, a rubber titration nozzle A9 is arranged at the bottom end of the cavity A4, the top of the rubber titration nozzle A9 is communicated with the cavity A4, an opening is arranged at the bottom end of the rubber titration nozzle A9, the stirring chamber 18 is arranged below the rubber titration nozzle A9, the stirring chamber A9 is arranged in the stirring chamber 18, a driving shaft 11 is transversely erected in the stirring chamber, stirring chamber 11, stirring blade 8 is arranged on the driving shaft 11, one end of the driving shaft is connected with a motor 7, and the other end of the stirring chamber 18 is connected with the inner wall of the stirring chamber 18 through a bearing, the bottom end of the stirring chamber 18 is provided with a material conveying pipe 10. And a valve is arranged on the material conveying pipe 10. The plug A6 moves up and down through the cylinder A5. The cavity A4 divides the solvent A box 2 into a left chamber and a right chamber, and the two chambers are filled with the same solvent or two different solvents. Tower body 1 in upper portion be equipped with solvent B case 12, solvent B case 12 and solvent A case 2 distribute side by side, be equipped with cavity B14 in the middle of solvent B case 12, be equipped with discharging pipe B16 on the both sides wall of cavity B14, discharging pipe B16 is located solvent B case 12, cavity B14 top is equipped with cylinder B13, cylinder B13 bottom plunger rod is connected with shutoff stopper B15, shutoff stopper B15 is solid geometry, shutoff stopper B15 four walls and cavity B14 inner wall laminating are connected, shutoff stopper B15 blocks up discharging pipe B16 port department, cavity B14 bottom be equipped with rubber titration mouth B17, rubber titration mouth B17 top and cavity B14 communicate, rubber titration mouth B17 bottom is equipped with the opening, rubber titration mouth B17 is arranged in agitator chamber 18. The solvent A box 2 and the solvent B box 12 are filled with two different solvents; the volume of the space formed by the blocking plug A6 and the rubber titration mouth A9 is larger than the volume of the space formed by the blocking plug B15 and the rubber titration mouth B17.

Example one

The cavity a4 divides the solvent a tank 2 into two chambers, left and right, which contain the same solvent.

Referring to fig. 1, when the solvent column for polyolefin elastomer production is not in use, the stopper plug a6 is plugged at the outlet ends of the two discharge pipes A3 to prevent the solvent in the solvent a tank 2 from flowing out.

Referring to fig. 2 and 3, when the tower body 1 is used, the plunger rod at the bottom end of the cylinder a5 is recovered upwards, the plugging plug A6 at the bottom end of the plunger rod is pulled to move upwards and move a certain fixed distance to expose the discharge pipe A3, so that the discharge pipe A3 is communicated with the cavity a4, the solvent in the solvent a tank 2 flows into the cavity through the discharge pipe A3 and flows into a space formed by the plugging plug A6 and the rubber titration nozzle a9, the bottom end of the rubber titration nozzle a9 is provided with an opening, the rubber material has elasticity, the opening at the bottom end of the rubber titration nozzle a9 is smaller when the external pressure is not received, when the rubber titration nozzle a9 receives the external pressure, the opening at the bottom end expands to be larger, when the solvent just flows into the rubber titration nozzle a9, the weight of the solvent is smaller and is not enough to flow out through the opening at the bottom end of the rubber titration nozzle a9, when the space formed by the plugging plug A6 and the rubber titration nozzle a9 is filled with the solvent, the bottom end of the plugging plug a5 pushes downwards to plug A6, at this time, the pressure in the space is increased, the bottom opening of the rubber burette A9 is expanded, and the solvent in the space is pushed into the stirring chamber 18 by the plug A6. The distance that the air cylinder A5 pulls the seal plug A6 to move upwards and the distance that the air cylinder A5 pushes the seal plug A6 to move downwards are fixed distances, so that the volume of the solvent entering a space formed by the seal plug A6 and the rubber titration mouth A9 and the volume of the solvent in the propelling stirring chamber 18 are fixed, and further the quantitative adding work of the solvent is realized.

When the stopper a6 is moved downward, the outlet port of the outlet pipe A3 is stopped, and the solvent in the solvent a tank 2 is prevented from flowing into the space above the stopper a 6.

When a single solvent is in the solvent A tank 2, the stirring chamber 18 can not work, the valve is opened, and the solvent is directly discharged through the material conveying pipe 10.

Example two

The cavity A4 divides the solvent A box 2 into a left chamber and a right chamber, the solvents contained in the two chambers are two different solvents, and the mixture ratio of the two different solvents is the same and is 1: 1.

Referring to fig. 4 and 5, the cavity a4 divides the solvent a tank 2 into two left and right chambers, the volumes of the two chambers are the same, the discharging pipes A3 arranged on the two sides of the cavity a4 are located at the same height, when the cylinder a5 pulls the block A6 to move upwards, the block plug A6 leaves the two discharging pipes A3 at the same time, different solvents in the two chambers flow into a space formed by the block plug A6 and the rubber titration nozzle a9 through the discharging pipes A3 at the same time, each solvent occupies half of the volume of the space, and then the block plug A6 is pushed downwards through the cylinder a5, so that the two proportioned solvents are pushed into the stirring chamber 18.

The work of starter motor 7, motor 7 drive rather than the work of the drive shaft 11 that is connected, are equipped with stirring vane 8 on the drive shaft 11, and stirring vane 8 is in the same place the abundant mixture of two kinds of solvents, and the valve is opened to the back of fully mixing together, discharges to reaction unit in through passing material pipe 10.

EXAMPLE III

Referring to fig. 6, a solvent a tank 2 and a solvent B tank 12 are provided at an upper portion in a tower body 1, a volume of a cavity a4 in the solvent a tank 2 is different from a volume of a cavity B14 in the solvent B tank 12, and two different solvents are filled in the solvent a tank 2 and the solvent B tank 12. Meanwhile, the discharging pipes A3 and B16 on the cavity A4 and the cavity B14 are positioned at the same height, the heights of the blocking plug A6 and the blocking plug B15 are consistent, the upward movement and downward movement distances of the blocking plug A6 and the blocking plug B15 are consistent, and the volumes of the space formed by the blocking plug A6 and the rubber titration nozzle A9 and the space formed by the blocking plug B15 and the rubber titration nozzle B17 are different because the volumes of the cavity A4 and the cavity B14 are different, so that the volume ratio of the spaces is set according to the proportioning relation of two different solvents.

When the tower body 1 is used, the air cylinder A5 and the air cylinder B13 work simultaneously, the respectively connected blocking plug A6 and the respectively connected blocking plug B15 are pulled to move upwards by the same distance, two solvents respectively flow into the respective spaces, then the air cylinder A5 and the air cylinder B13 simultaneously push the respectively connected blocking plug A6 and the respectively connected blocking plug B15 to move downwards by the same distance, and two different volumes are pushed into the stirring chamber 18.

The work of starter motor 7, motor 7 drive rather than the work of the drive shaft 11 that is connected, are equipped with stirring vane 8 on the drive shaft 11, and stirring vane 8 is in the same place the abundant mixture of two kinds of different solvents that have certain ratio relation, and the valve is opened to the back of intensive mixture together, discharges to reaction unit in through passing material pipe 10.

The upper portion can add according to the actual production needs in the tower body 1 and establish a plurality of solvent case, according to the ratio relation of each solvent, adjusts the volume of the interior cavity of solvent case, adjusts the volume that seals up the space that blocks up and rubber titration mouth formed promptly, realizes the ratio demand of each solvent, mixes each solvent stirring intensive mixing together after, adds in reaction unit through passing the material pipe. Not only saves the floor area for production, but also realizes the work of quantitative adding of solvent proportion, and avoids the waste of solvent.

Wherein, motor 7 external power source or battery case are connected, guarantee motor 7's power supply. The motor 7 is 180WD-M in model, and the manufacturer is Demark motor company, Inc. in Guangzhou city.

In conclusion, the solvent tower for producing the polyolefin elastomer is simple in structure, safe and reliable, and saves the production floor area by arranging a plurality of solvent tanks in the unified tower body; the matching work of different solvents is realized by utilizing cavities with the same or different inner volumes of the tower body; the volume of the space formed by the sealing plug and the rubber titration nozzle is utilized to achieve the purpose of quantitative volume addition; the stirring chamber is adopted, different solvents are added after being fully stirred and mixed, the reaction efficiency is improved, and the phenomenon of incomplete reaction or solvent waste is avoided.

Claims

1. A solvent tower for polyolefin elastomer production, characterized in that: the tower body (1), upper portion and lower part are equipped with solvent A case (2) and teeter chamber (18) in tower body (1), be equipped with cavity A (4) in the middle of solvent A case (2), be equipped with discharging pipe A (3) on cavity A (4) both sides wall, discharging pipe A (3) are located solvent A case (2), cavity A (4) top is equipped with cylinder A (5), cylinder A (5) bottom plunger pole is connected with shutoff stopper A (6), shutoff stopper A (6) are solid geometry, shutoff stopper A (6) four walls are connected with cavity A (4) inner wall laminating, shutoff stopper A (6) block up in discharging pipe A (3) port department, cavity A (4) bottom be equipped with rubber titration mouth A (9), rubber titration mouth A (9) top communicates with cavity A (4), rubber titration mouth A (9) bottom is equipped with the opening, rubber titration mouth A (9) below is equipped with teeter chamber (18), a rubber titration nozzle A (9) is arranged in a stirring chamber (18), a driving shaft (11) is arranged in the stirring chamber (18) in a cross frame mode, stirring blades (8) are arranged on the driving shaft (11), one end of the driving shaft (11) is connected with a motor (7), the other end of the driving shaft (11) is connected with the inner wall of the stirring chamber (18) through a bearing, and a material conveying pipe (10) is arranged at the bottom end of the stirring chamber (18).

2. The solvent column for polyolefin elastomer production according to claim 1, wherein: the material conveying pipe (10) is provided with a valve.

3. The solvent column for polyolefin elastomer production according to claim 1, wherein: the blocking plug A (6) moves up and down through the air cylinder A (5).

4. The solvent column for polyolefin elastomer production according to claim 1, wherein: the cavity A (4) divides the solvent A box (2) into a left chamber and a right chamber, and the two chambers are filled with the same solvent or two different solvents.

5. The solvent column for polyolefin elastomer production according to claim 1, wherein: tower body (1) in upper portion be equipped with solvent B case (12), solvent B case (12) and solvent A case (2) distribute side by side, be equipped with cavity B (14) in the middle of solvent B case (12), be equipped with discharging pipe B (16) on cavity B (14) both sides wall, discharging pipe B (16) are located solvent B case (12), cavity B (14) top is equipped with cylinder B (13), cylinder B (13) bottom plunger pole is connected with shutoff stopper B (15), shutoff stopper B (15) are solid geometry, shutoff stopper B (15) four walls are connected with cavity B (14) inner wall laminating, shutoff stopper B (15) block up in discharging pipe B (16) port department, cavity B (14) bottom be equipped with rubber and titrate mouth B (17), rubber titrates mouth B (17) top and cavity B (14) intercommunication, rubber titrates mouth B (17) bottom and is equipped with the opening, rubber titrates mouth B (17) and arranges in teeter chamber (18).

6. The solvent column for polyolefin elastomer production according to claim 1 or 5, characterized in that: the solvent A box (2) and the solvent B box (12) are filled with two different solvents; the volume of the space formed by the plugging plug A (6) and the rubber titration mouth A (9) is larger than the volume of the space formed by the plugging plug B (15) and the rubber titration mouth B (17).