CN215743450U

CN215743450U - Production facility of SPUA polyurea material

Info

Publication number: CN215743450U
Application number: CN202122290466.8U
Authority: CN
Inventors: 陈方明; 陈鹏宇
Original assignee: Wuhan Yuanlai New Material Co ltd
Current assignee: Wuhan Yuanlai New Material Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-02-08
Anticipated expiration: 2031-09-22

Abstract

The utility model relates to the technical field of SPUA, in particular to a production device of SPUA polyurea material, which comprises the following components: the reaction kettle is provided with a feeding pipe at the top, a thread is arranged on the inner wall of the feeding pipe, and a discharging port is arranged at the bottom; the anti-condensation piece comprises an air inlet piece and a screwed piece; the beneficial effects are that: the spiral pipe provided by the utility model is in threaded connection with the feeding pipe, and when materials are conveyed through the spiral pipe, nitrogen in the annular groove can be input into the reaction kettle together, so that the possibility that the materials are condensed at the pipe opening of the feeding pipe is reduced, and the inner wall of the spiral pipe only condenses a small amount of materials, so that the spiral pipe can be detached for cleaning; the air inlet ring provided by the utility model is screwed on the outer wall of the spiral pipe, nitrogen conveyed into the ring groove through the air inlet pipeline is conveyed into the spiral pipe through the air inlet hole to prevent materials from being condensed, and the grid plate plays a role in supporting and enabling the nitrogen to pass through.

Description

Production facility of SPUA polyurea material

Technical Field

The utility model relates to the technical field of SPUA, in particular to production equipment of a SPUA polyurea material.

Background

The technology of spraying Polyurea Elastomer (SPUA for short) is a novel solvent-free and pollution-free green environment-friendly construction technology which is developed and developed for meeting the environment-friendly requirement in the last decade abroad, and Polyurea material is a compound generated by the reaction of isocyanate component and amino compound;

at present in isocyanate production process, need go into in the reation kettle with raw materials polyol pump income reation kettle through the inlet pipe, it protects to dash into nitrogen gas at reation kettle simultaneously, nitrogen gas pours into other positions on reation kettle upper portion into through solitary pipeline at present, but at inlet pipe and the inside intercommunication department of reation kettle, because nitrogen protection is not abundant, lead to partial raw materials polyol to condense in inlet pipe mouth of pipe department, can block up inlet pipe mouth of pipe department for a long time, present maintenance method need cut the clearance to inlet pipe mouth of pipe under the empty can state of reation kettle, consume a large amount of manpower and materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a production device of a SPUA polyurea material, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a plant for producing SPUA polyurea material, comprising:

the reaction kettle is provided with a feeding pipe at the top, a thread is arranged on the inner wall of the feeding pipe, and a discharging port is arranged at the bottom;

the anti-condensation piece comprises an air inlet piece and a screw connecting piece, and the middle part of the screw connecting piece is provided with a limiting piece; and

and the sealing element is arranged at the top of the feeding pipe.

Preferably, the screwed connection piece includes screwed pipe and grid board, and screwed pipe externally mounted has the screw thread, and the screwed pipe spiro union is at the top of inlet pipe, and the grid board is installed in the middle part of screwed pipe, and the top of screwed pipe is provided with soon and twists the piece.

Preferably, the air inlet part comprises an air inlet ring, an air inlet pipeline, a ring groove and an air inlet hole, wherein the inner part of the air inlet ring is provided with a thread, the air inlet ring is screwed outside the screw pipe, the ring groove is arranged inside the air inlet ring, the air inlet hole is arranged on the inner wall of the air inlet ring, and the air inlet pipeline is arranged inside the air inlet ring.

Preferably, the locating part includes the spacing ring, and the spacing ring is installed on the outer wall of screwed pipe, and the screwed pipe spiro union is behind the top of inlet pipe, and the spacing ring overlap joint is at the inlet pipe top.

Preferably, the sealing member includes a threaded cover screwed on the top of the feeding pipe, a limiting plate is arranged on the top of the threaded cover, and a sealing layer is arranged at the contact part of the bottom of the limiting plate and the top of the feeding pipe.

Preferably, the screwing piece comprises a bracket, the bracket is arranged at the top of the inner part of the solenoid, and the bracket is in a cross structure.

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

1. the spiral pipe provided by the utility model is in threaded connection with the feeding pipe, and when materials are conveyed through the spiral pipe, nitrogen in the annular groove can be input into the reaction kettle together, so that the possibility that the materials are condensed at the pipe opening of the feeding pipe is reduced, and the inner wall of the spiral pipe only condenses a small amount of materials, so that the spiral pipe can be detached for cleaning;

2. the air inlet ring provided by the utility model is screwed on the outer wall of the spiral pipe, nitrogen conveyed into the ring groove through the air inlet pipeline is conveyed into the spiral pipe through the air inlet hole to prevent materials from being condensed, and the grid plate plays a role in supporting and enabling the nitrogen to pass through.

Drawings

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

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

fig. 3 is an enlarged schematic view of a structure in fig. 1.

In the figure: reaction kettle 1, feed pipe 2, screw cap 3, annular 4, air inlet ring 5, screwed pipe 6, support 7, admission line 8, grid plate 9, spacing ring 10, inlet port 11, discharge gate 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a production facility of SPUA polyurea material, the production facility of SPUA polyurea material includes: the reaction kettle 1 is provided with a feeding pipe 2 at the top part of the reaction kettle 1, the inner wall of the feeding pipe 2 is provided with threads, and the bottom part of the reaction kettle is provided with a discharging hole 12;

the anti-condensation device comprises an air inlet part and a screw joint part, the screw joint part comprises a screw pipe 6 and a grid plate 9, threads are arranged on the outside of the screw pipe 6, the screw pipe 6 is in screw joint with the top of the inlet pipe 2, the grid plate 9 is arranged in the middle of the screw pipe 6, a screwing part is arranged on the top of the screw pipe 6, the screw pipe 6 is in screw joint with the top of the inlet pipe 2 by rotating a support 7, a limiting ring 10 is abutted against the top of the inlet pipe 2, the air inlet ring 5 is in screw joint with the outside of the screw pipe 6 until the air inlet hole 11 is screwed to the position, located outside the grid plate 9, of the air inlet hole;

the screwing piece comprises a support 7, the support 7 is arranged at the top of the interior of the spiral pipe 6, the support 7 is in a cross structure, and the spiral pipe 6 is screwed on the top of the feeding pipe 2 by rotating the support 7;

the air inlet part comprises an air inlet ring 5, an air inlet pipeline 8, an annular groove 4 and air inlet holes 11, wherein threads are formed in the air inlet ring 5, the air inlet ring 5 is in threaded connection with the outside of a screwed pipe 6, the annular groove 4 is formed in the air inlet ring 5, the air inlet holes 11 are formed in the inner wall of the air inlet ring 5, the air inlet pipeline 8 is formed in the air inlet ring 5, the air inlet ring 5 is in threaded connection with the outside of the screwed pipe 6 and screwed to the position, located outside a grid plate 9, of the air inlet holes 11, the air inlet pipeline 8 is connected with a nitrogen input pipe, the top of the screwed pipe 6 is connected with a material input pipe, nitrogen is input when the material is input, enters the annular groove 4 and enters the inside of the screwed pipe 6 through a plurality of groups of air inlet holes 11 and grid plates 9;

the middle part of the screw connector is provided with a limiting part, the limiting part comprises a limiting ring 10, the limiting ring 10 is installed on the outer wall of the screw pipe 6, the screw pipe 6 is in screw connection with the top of the feeding pipe 2, the limiting ring 10 is in lap joint with the top of the feeding pipe 2, and the limiting ring 10 is screwed to abut against the top of the feeding pipe 2 to be kept stable;

the top of inlet pipe 2 is located to the sealing member, and the sealing member includes screw cap 3, and the 3 spiro union of screw cap is at the top of inlet pipe 2, and there is the limiting plate at the top of screw cap 3, and the sealing layer is installed with the position of inlet pipe 2 top contact in the bottom of limiting plate.

The working principle is as follows: during actual use, the discharge port 12 is closed, the threaded cover 3 is screwed out of the feed pipe 2, the support 7 is rotated to enable the threaded pipe 6 to be screwed on the top of the feed pipe 2, the limiting ring 10 is screwed to abut against the top of the feed pipe 2 to be kept stable, the air inlet ring 5 is screwed on the outer portion of the threaded pipe 6 until the air inlet hole 11 is screwed to the position, located on the outer portion of the grating plate 9, of the air inlet pipe 8 is connected with the nitrogen input pipe, the top of the threaded pipe 6 is connected with the material input pipe, nitrogen is input when the material starts to be input, enters the annular groove 4 and enters the threaded pipe 6 through the multiple groups of air inlet holes 11 and the grating plate 9, under the protection of nitrogen, the material cannot be condensed, the nitrogen and the material enter the reaction kettle 1 together, and after the use, the threaded pipe 6 can be taken down to clean a small amount of residual materials inside.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A production facility of SPUA polyurea material which characterized in that: the production equipment of the SPUA polyurea material comprises:

the device comprises a reaction kettle (1), wherein a feeding pipe (2) is arranged at the top of the reaction kettle (1), threads are arranged on the inner wall of the feeding pipe (2), and a discharging hole (12) is arranged at the bottom of the reaction kettle;

and the sealing element is arranged at the top of the feeding pipe (2).

2. The plant for producing SPUA polyurea material according to claim 1, wherein: the screwed connection piece comprises a screwed pipe (6) and a grating plate (9), wherein threads are arranged on the outside of the screwed pipe (6), the screwed pipe (6) is screwed on the top of the feeding pipe (2), the grating plate (9) is arranged in the middle of the screwed pipe (6), and the top of the screwed pipe (6) is provided with a screwing piece.

3. The plant for producing SPUA polyurea material according to claim 2, wherein: the air inlet part comprises an air inlet ring (5), an air inlet pipeline (8), an annular groove (4) and an air inlet hole (11), wherein the air inlet ring (5) is internally provided with a thread, the air inlet ring (5) is in threaded connection with the outside of a screwed pipe (6), the annular groove (4) is arranged in the air inlet ring (5), the air inlet hole (11) is arranged on the inner wall of the air inlet ring (5), and the air inlet pipeline (8) is arranged in the air inlet ring (5).

4. The plant for producing SPUA polyurea material according to claim 2, wherein: the locating part includes spacing ring (10), and spacing ring (10) are installed on the outer wall of solenoid (6), and solenoid (6) spiro union is behind the top of inlet pipe (2), and spacing ring (10) overlap joint is at inlet pipe (2) top.

5. The plant for producing SPUA polyurea material according to claim 1, wherein: the sealing member includes screw cap (3), and screw cap (3) spiro union is at the top of inlet pipe (2), and the top of screw cap (3) has the limiting plate, and the sealing layer is installed with the position of inlet pipe (2) top contact in the bottom of limiting plate.

6. The plant for producing SPUA polyurea material according to claim 2, wherein: the screwing piece comprises a support (7), the support (7) is installed at the top of the interior of the solenoid (6), and the support (7) is of a cross structure.