CN210729540U

CN210729540U - A loading attachment for polyether polyol is synthetic

Info

Publication number: CN210729540U
Application number: CN201921687565.6U
Authority: CN
Inventors: 杨鹏辉; 王智庆
Original assignee: Suzhou Gaofu High Molecular Material Co ltd
Current assignee: Pinghu Huashen automotive interior parts Co.,Ltd.
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-12
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a feeding device for polyether polyol synthesis, which comprises a reaction kettle body, wherein the reaction kettle body is provided with a liquid inlet and a gas inlet, a discharge hole is arranged below the reaction kettle body, a guide pipe is fixedly connected on the gas inlet, a liquid inlet pipe is fixedly connected on the liquid inlet, a check ring is fixedly arranged in the liquid inlet pipe, an annular groove is arranged on the check ring, a ball is arranged in the annular groove, a rotating ring is connected on the ball and is fixedly arranged on a rotating shaft through a thin rod, a propeller is fixedly arranged on the rotating shaft, a dispersion disc is fixedly connected at the bottom of the rotating shaft and is provided with two liquid inlets, the feeding of two liquid reactants can be simultaneously carried out, the liquid impacts the propeller to rotate the rotating shaft, the rotating disc rotates along with the rotating disc, the liquid falls on the rotating disc and is thrown away under the action of centrifugal force, the liquid is dispersed and premixed, thereby improving the reaction efficiency.

Description

A loading attachment for polyether polyol is synthetic

Technical Field

The utility model relates to a chemical industry technical field specifically is a loading attachment for polyether polyol is synthetic.

Background

Polyether glycol is the important reactant of preparation rigid polyurethane foam, be a class of compounds commonly used, polyether glycol's synthetic process generally includes liquid-liquid reaction and gas-liquid reaction, above-mentioned process all goes on in reation kettle, but current reation kettle simple structure, generally add the required product of production in proper order through a material loading mouth, the material that leads to back to add piles up on the surface easily, the rabbling mechanism who relies on the setting again disperses, dispersion effect is relatively poor this moment, be difficult to the complete mixing, complete reaction required time is longer, low in production efficiency, and when adding gaseous reactant, gas floats in reation kettle easily, it is little with liquid area of contact, the reaction is very slow, for this reason the utility model provides a loading attachment for polyether glycol synthesis is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loading attachment for polyether polyol is synthetic 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 feeding device for polyether polyol synthesis comprises a reaction kettle body, wherein a liquid inlet and an air inlet are formed in the reaction kettle body, a discharge outlet is formed below the reaction kettle body, a guide pipe is fixedly connected to the air inlet, a liquid inlet pipe is fixedly connected to the liquid inlet, a check ring is fixedly installed in the liquid inlet pipe, an annular groove is formed in the check ring, and a ball is arranged in the annular groove;

the improved liquid-feeding device is characterized in that a rotating ring is connected to the ball and fixedly mounted on the rotating shaft through a thin rod, a propeller is fixedly mounted on the rotating shaft, a hook is fixedly mounted at the top of the rotating shaft, a fixed hook is arranged in the liquid feeding pipe, and a dispersion disc is fixedly connected to the bottom of the rotating shaft.

Preferably, be provided with the spout in the feed liquor intraductal lateral wall, and sliding connection has the baffle in the spout, be provided with the stopper on the baffle, and the stopper is located the spout, and the spout fit in is provided with the dog, the spout is the arc wall, and is the same with the radian of feed liquor pipe, and the baffle is the arc.

Preferably, the liquid inlet is provided with two, and the air inlet is provided with one, pipe fixed mounting is on reation kettle body inner wall, and the pipe lets in reation kettle body bottom.

Preferably, the check ring is fixedly installed on the inner wall of the liquid inlet pipe through screws, the annular groove is formed in the upper surface of the check ring, 6-10 balls are arranged on each ball, the rotating ring is in sliding contact with the balls, the rotating shaft and the rotating ring rotate synchronously, the dispersion disc is of an inverted disc-shaped structure, the dispersion groove is formed in the dispersion disc, and the upper surface of the dispersion disc is provided with a sealing ring with the same inner diameter as the liquid inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the liquid feeding device is provided with two liquid inlets, two liquid reactants can be fed simultaneously, the liquid impacts the propeller to rotate so as to drive the rotating shaft to rotate, the rotating disc rotates along with the rotating disc, the liquid falls on the rotating disc and is thrown away under the action of centrifugal force, the liquid is dispersed and premixed, so that the reaction efficiency is improved, and after the feeding is finished, the hook is hung on the fixed hook, so that the dispersion disc can be lifted, and the sealing effect is achieved;

2. the liquid inlet pipe is internally provided with a check ring for limiting the rotating shaft and parts on the rotating shaft, the check ring is provided with an annular groove for rolling to prevent balls, and the surface of the rotating ring is in point contact with the balls, so that the friction force in the rotating process can be reduced;

3. in the feeding process, a baffle is arranged to block the liquid material and prevent the liquid material from splashing to the top of the kettle to form material adhesion and cause resource waste;

4. the gas inlet is arranged for feeding gas materials, and gas reactants are directly introduced into the liquid at the bottom through the guide pipe and are in direct contact with the liquid at the bottom, so that the gas-liquid reaction is more sufficient.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic view of the hollow interior structure of the present invention;

fig. 3 is a schematic view of the feeding pipe of the present invention;

fig. 4 is a partial enlarged view of the present invention.

In the figure: the reaction kettle comprises a reaction kettle body 1, a liquid inlet 2, an air inlet 3, a discharge port 4, a guide pipe 5, a liquid inlet pipe 6, a check ring 7, an annular groove 8, a ball 9, a rotating ring 10, a rotating shaft 11, a propeller 12, a hook 13, a fixed hook 14, a dispersion disc 15, a chute 16, a baffle 17 and a limiting block 18.

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 to 4, the present invention provides a technical solution: a feeding device for polyether polyol synthesis comprises a reaction kettle body 1, wherein a liquid inlet 2 and an air inlet 3 are arranged on the reaction kettle body 1, a discharge hole 4 is arranged below the reaction kettle body 1, a guide pipe 5 is fixedly connected to the air inlet 3, a liquid inlet pipe 6 is fixedly connected to the liquid inlet 2, a check ring 7 is fixedly arranged in the liquid inlet pipe 6, an annular groove 8 is arranged on the check ring 7, and a ball 9 is arranged in the annular groove 8;

the improved liquid feeding device is characterized in that a rotating ring 10 is connected onto the ball 9, the rotating ring 10 is fixedly mounted on a rotating shaft 11 through a thin rod, a propeller 12 is fixedly mounted on the rotating shaft 11, a hook 13 is fixedly mounted at the top of the rotating shaft 11, a fixing hook 14 is arranged in the liquid feeding pipe 6, and a dispersion disc 15 is fixedly connected to the bottom of the rotating shaft.

The side wall of the liquid inlet pipe 6 is internally provided with a sliding chute 16, the sliding chute 16 is internally and slidably connected with a baffle 17, the baffle 17 is provided with a limiting block 18, the limiting block 18 is positioned in the sliding chute 16, a stop block is arranged in the sliding chute 16 in a matching way, the sliding chute 16 is an arc-shaped chute and has the same radian as the liquid inlet pipe 6, the baffle 17 is an arc-shaped plate, the baffle 17 is arranged on one side of the liquid inlet pipe 6 close to the top of the reaction kettle, liquid materials are blocked during liquid inlet, the liquid materials are prevented from splashing to the top of the kettle to cause adhesion of the materials, when liquid is not fed, the liquid materials are pushed into the sliding chute 16 through a dispersion disc 15 and are collected, the limiting block 18 can be prevented;

the number of the liquid inlets 2 is two, the number of the gas inlets 3 is one, the guide pipe 5 is fixedly arranged on the inner wall of the reaction kettle body 1, the guide pipe 5 is introduced into the bottom of the reaction kettle body 1, and when a gas reactant is fed, the gas reactant is directly introduced into liquid at the bottom and is directly contacted with the liquid, so that the reaction is more sufficient;

the check ring 7 is fixedly arranged on the inner wall of the liquid inlet pipe 6 through screws, the annular groove 8 is arranged on the upper surface of the check ring 7, 6-10 balls 9 are arranged, the rotating ring 10 is in sliding contact with the balls 9, the rotating shaft 11 and the rotating ring 10 rotate synchronously, liquid is fed from the liquid inlet pipe 6, the liquid impacts the propeller 12 to rotate so as to drive the rotating shaft 11 to rotate, the rotating ring 10 plays a limiting role, meanwhile, the balls 9 and the surface of the rotating ring 10 are adopted to carry out point contact, so that the friction force in the rotating process can be reduced, the dispersion disc 15 is of an inverted disc-shaped structure, the dispersion disc 15 is provided with dispersion grooves, the dispersion disc 15 rotates along with the rotating shaft 11, liquid falls on the rotating disc 15 and is thrown away under the action of centrifugal force, simultaneously, feeding of two liquid materials is carried out, so that the liquid materials are fully mixed, the reaction efficiency is improved, and the upper surface is provided with, when the feeding operation is not carried out, the hook 13 is hung on the fixed hook 14, so that the dispersion disc 15 is lifted to be contacted with the bottom of the liquid inlet pipe 6, the sealing effect is realized, and the liquid inlet 2 is closed;

the working principle is as follows: when the device is used, liquid materials are fed from the liquid inlet pipe 6, the liquid impacts the propeller 12 to rotate so as to drive the rotating shaft 11 to rotate, the rotating ring 10 is fixed on the rotating shaft 11 and plays a role in supporting and limiting through the balls 9, the balls 9 roll in the annular grooves 8 on the surface of the check ring 7, the surface of the rotating ring 10 is in point contact with the balls 9, the friction force in the rotating process can be reduced, the liquid falls on the rotating disc 15 and is thrown away under the action of centrifugal force, simultaneously, the two liquid materials are fed so as to be fully mixed, the reaction efficiency is improved, in the feeding process, the baffle 17 blocks the liquid materials and prevents the liquid materials from splashing to the kettle top to cause the adhesion of the materials, after the feeding is completed, the hook 13 is hung on the fixed hook 14 so as to lift the dispersion disc 15 and contact with the bottom of the liquid inlet pipe 6, the sealing effect is achieved, and the liquid inlet 2 is closed, the baffle 17 is taken into the chute 16, the gas material is fed from the gas inlet 3, and the gas reactant is directly introduced into the liquid at the bottom and is in direct contact with the liquid, so that the gas-liquid reaction is more sufficient.

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 loading attachment for polyether polyol is synthetic, includes reation kettle body (1), its characterized in that: a liquid inlet (2) and a gas inlet (3) are arranged on the reaction kettle body (1), a discharge hole (4) is arranged below the reaction kettle body (1), a guide pipe (5) is fixedly connected to the gas inlet (3), a liquid inlet pipe (6) is fixedly connected to the liquid inlet (2), a check ring (7) is fixedly arranged in the liquid inlet pipe (6), an annular groove (8) is arranged on the check ring (7), and a ball (9) is arranged in the annular groove (8);

the improved liquid feeding device is characterized in that a rotating ring (10) is connected onto the ball (9), the rotating ring (10) is fixedly mounted on a rotating shaft (11) through a thin rod, a rotating propeller (12) is fixedly mounted on the rotating shaft (11), a hook (13) is fixedly mounted at the top of the rotating shaft (11), a fixed hook (14) is arranged in the liquid feeding pipe (6), and a dispersion disc (15) is fixedly connected to the bottom of the rotating shaft.

2. A loading device for polyether polyol synthesis according to claim 1, characterized in that: be provided with spout (16) in feed liquor pipe (6) lateral wall, and spout (16) sliding connection has baffle (17), be provided with stopper (18) on baffle (17), and stopper (18) are located spout (16), and spout (16) fit in is provided with the dog, spout (16) are the arc wall, and are the same with the radian of feed liquor pipe (6), and baffle (17) are the arc.

3. A loading device for polyether polyol synthesis according to claim 1, characterized in that: the liquid inlet (2) is provided with two, the air inlet (3) is provided with one, the guide pipe (5) is fixedly installed on the inner wall of the reaction kettle body (1), and the guide pipe (5) is introduced into the bottom of the reaction kettle body (1).

4. A loading device for polyether polyol synthesis according to claim 1, characterized in that: the liquid inlet pipe is characterized in that the check ring (7) is fixedly installed on the inner wall of the liquid inlet pipe (6) through screws, the annular groove (8) is formed in the upper surface of the check ring (7), 6-10 balls (9) are arranged, the rotating ring (10) is in sliding contact with the balls (9), the rotating shaft (11) and the rotating ring (10) rotate synchronously, the dispersion disc (15) is of an inverted dish-shaped structure, dispersion grooves are formed in the dispersion disc, and a sealing ring with the same inner diameter as the liquid inlet pipe (6) is arranged on the upper surface of the dispersion disc.