CN215692399U

CN215692399U - Polyurethane resin reaction waste gas recycling device

Info

Publication number: CN215692399U
Application number: CN202121206612.8U
Authority: CN
Inventors: 宋志伟
Original assignee: Nanxiong Jiudun Chemical Co ltd
Current assignee: Nanxiong Jiudun Chemical Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-02-01
Anticipated expiration: 2031-06-01

Abstract

The utility model relates to the technical field of resin processing, in particular to a polyurethane resin reaction waste gas recycling device which comprises a reaction kettle and an active carbon tank, wherein an exhaust pipe is arranged at the top of the reaction kettle, a settling tank is arranged at one end of the exhaust pipe, the bottom end of the settling tank is communicated with the reaction kettle through a recovery pipe, one side of the middle part of the settling tank is communicated with a condenser through a pipeline, the condenser comprises a shell, a dust collecting sheet and a heat exchanger, a cooling pipeline is embedded in the heat exchanger, one side of the condenser is connected with a radiator through the cooling pipeline, a circulating pump is arranged on one side of the cooling pipeline, a purification pool is arranged on one side of the condenser, and the purification pool is communicated with the active carbon tank through a pipeline. The utility model precipitates the particulate matters through the precipitation tank, recycles the particulate matters to enter the reaction kettle for secondary reaction, reduces consumption, and effectively reduces the emission of the particulate matters and avoids the atmosphere pollution caused by waste gas because the condenser is internally provided with the dust collecting sheet and the purification tank.

Description

Polyurethane resin reaction waste gas recycling device

Technical Field

The utility model relates to the technical field of resin processing, in particular to a polyurethane resin reaction waste gas recycling device.

Background

The polyurethane resin is a novel high polymer with unique performance and multiple purposes, and is widely applied to the departments of electromechanics, ships, aviation, vehicles, civil construction, light industry and textile and the like. The product made of polyurethane resin is foamed plastic, rubber, paint, adhesive, fiber, synthetic leather, etc., and the polyurethane has foamability, elasticity, wear resistance, adhesion, low temperature resistance, solvent resistance and biological aging resistance, and is a high molecular synthetic material which develops rapidly, but the polyurethane resin can generate small molecular organic waste gas during the reaction process to volatilize into the atmosphere, thereby causing atmospheric pollution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a polyurethane resin reaction waste gas recycling device.

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

the utility model provides a polyurethane resin reaction waste gas recycle device, includes reation kettle and activated carbon tank, the reation kettle top is equipped with the blast pipe, blast pipe one end is equipped with the gunbarrel, the gunbarrel bottom communicates with each other with reation kettle through the recovery tube, gunbarrel middle part one side has the condenser through the pipeline intercommunication, the condenser includes shell, collection dirt piece and heat exchanger, the embedded cooling tube that is equipped with of heat exchanger, condenser one side is connected with the radiator through cooling tube, cooling tube one side is equipped with the circulating pump, condenser one side is equipped with the purification tank, the purification tank communicates with each other with activated carbon tank through the pipeline.

Preferably, the dust collecting sheet is fixedly connected with the heat exchanger.

Preferably, the heat exchanger is shaped like Contraband, and one side of the heat exchanger is provided with a sealing block matched with the shell.

Preferably, a through hole matched with the sealing block is formed in one side of the shell, and the two sides of the shell are fixedly connected with the pipeline.

Preferably, the heat exchanger is detachably connected with the shell.

Preferably, one side of the activated carbon canister is communicated with the outside.

The utility model has the beneficial effects that:

compared with the prior art, the utility model precipitates the particulate matters through the precipitation tank, recycles the particulate matters to enter the reaction kettle for secondary reaction, reduces consumption, and effectively reduces particulate matter emission and avoids the atmosphere pollution caused by waste gas because the dust collecting sheet and the purification tank are arranged in the condenser.

Drawings

FIG. 1 is a schematic structural diagram of a polyurethane resin reaction waste gas recycling device according to the present invention;

FIG. 2 is a schematic view of a condenser of the recycling device for waste reaction gas of polyurethane resin according to the present invention;

fig. 3 is a left side view structural schematic diagram of a condenser of the polyurethane resin reaction waste gas recycling device provided by the utility model.

In the figure: 1 reaction kettle, 2 exhaust pipes, 3 settling tank, 4 radiator, 5 circulating pump, 6 active carbon tank, 7 purifying pool, 8 condenser, 81 shell, 82 dust collecting piece, 83 heat exchanger, 84 cooling pipeline, 9 recovery pipe.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. 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. 1-3, a polyurethane resin reaction waste gas recycle device, including reation kettle 1 and activated carbon tank 6, reation kettle 1 top is equipped with blast pipe 2, blast pipe 2 one end is equipped with precipitation tank 3, precipitation tank 3 bottom communicates with each other with reation kettle 1 through recovery tube 9, there is condenser 8 precipitation tank 3 middle part one side through the pipeline intercommunication, condenser 8 includes shell 81, collection dirt piece 82 and heat exchanger 83, the embedded cooling tube 84 that is equipped with of heat exchanger 83, condenser 8 one side is connected with radiator 4 through cooling tube 84, cooling tube 84 one side is equipped with circulating pump 5, condenser 8 one side is equipped with purification tank 7, purification tank 7 communicates with each other with activated carbon tank 6 through the pipeline.

In this embodiment, the dust collecting plate 82 is fixedly connected to the heat exchanger 83 to facilitate heat exchange.

Specifically, the heat exchanger 83 is shaped like Contraband, and a sealing block fitted to the housing 81 is provided at one side to prevent leakage of exhaust gas.

Specifically, shell 81 one side is seted up with the through-hole of sealed piece adaptation, shell 81 both sides and pipeline fixed connection, for dismantling the connection between heat exchanger 83 and the shell 81, convenient to detach dust collection piece 82 retrieves dust particulate matter.

Specifically, one side of the canister 6 communicates with the outside.

In this embodiment, polyurethane resin takes place the reaction in reation kettle 1, produces during waste gas discharges into precipitation tank 3 through blast pipe 2, and waste gas deposits, and the particulate matter falls back and gets into reation kettle 1 secondary reaction, and during surplus waste gas gets into condenser 8, further collect the dust particulate matter through collection dirt piece 82, waste gas sent into purification tank 7 once more and washes clean, carries out acid-base neutralization, purifies through activated carbon canister 6 finally, discharges into in the atmosphere.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Claims

1. A polyurethane resin reaction waste gas recycling device, which comprises a reaction kettle (1) and an active carbon tank (6), it is characterized in that the top of the reaction kettle (1) is provided with an exhaust pipe (2), one end of the exhaust pipe (2) is provided with a precipitation tank (3), the bottom end of the sedimentation tank (3) is communicated with the reaction kettle (1) through a recovery pipe (9), one side of the middle part of the settling tank (3) is communicated with a condenser (8) through a pipeline, the condenser (8) comprises a shell (81), a dust collecting sheet (82) and a heat exchanger (83), a cooling pipeline (84) is embedded in the heat exchanger (83), one side of the condenser (8) is connected with a radiator (4) through the cooling pipeline (84), and a circulating pump (5) is arranged on one side of the cooling pipeline (84), a purifying tank (7) is arranged on one side of the condenser (8), and the purifying tank (7) is communicated with the activated carbon tank (6) through a pipeline.

2. The recycling device of the urethane resin reaction exhaust gas as recited in claim 1, wherein the dust collecting sheet (82) is fixedly connected with the heat exchanger (83).

3. The recycling device of the urethane resin reaction exhaust gas according to claim 1, wherein the heat exchanger (83) is shaped like Contraband, and one side of the heat exchanger is provided with a sealing block adapted to the housing (81).

4. The recycling device of polyurethane resin reaction exhaust gas according to claim 1, wherein a through hole adapted to the sealing block is opened at one side of the housing (81), and both sides of the housing (81) are fixedly connected to the pipeline.

5. The recycling device of the polyurethane resin reaction exhaust gas according to claim 1, wherein the heat exchanger (83) is detachably connected with the housing (81).

6. The recycling apparatus of polyurethane resin reaction exhaust gas according to claim 1, wherein one side of the activated carbon canister (6) is communicated with the outside.