CN219083881U

CN219083881U - Tail gas water spray cooler for polyethylene wax production system

Info

Publication number: CN219083881U
Application number: CN202223402677.7U
Authority: CN
Inventors: 李毅; 郭义贺; 孙丽棋; 王志馗; 张兵
Original assignee: Qingdao Enlight New Materials Co ltd
Current assignee: Qingdao Enlight New Materials Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-26
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a tail gas water spray cooler of a polyethylene wax production system, which comprises a water tank, wherein a shunt pipe is fixedly connected to the top of one side of the water tank in a penetrating way, an air inlet pipe is fixedly connected to the top of the shunt pipe, a collecting pipe is fixedly connected to the bottom of one side of the water tank away from the shunt pipe in a penetrating way, an exhaust pipe is fixedly connected to the bottom of the collecting pipe, a metal pipe is fixedly connected between the shunt pipe and the collecting pipe together, a spray box is fixedly connected to one side, close to the exhaust pipe, of the outer wall of the water tank, a spray head is fixedly connected to the bottom of the spray box, and a water blocking plate is arranged inside the spray box. According to the utility model, the water tank, the metal pipes and the spray tank are matched with each other, the heat of the polyethylene wax tail gas is conducted into water through the plurality of S-shaped metal pipes, the heat in the tail gas is recycled, the energy is saved, the environment is protected, the tail gas is sprayed and washed, and the harmful gas in the tail gas is absorbed and removed.

Description

Tail gas water spray cooler for polyethylene wax production system

Technical Field

The utility model relates to the technical field of polyethylene wax production tail gas treatment equipment, in particular to a tail gas water spray cooler of a polyethylene wax production system.

Background

The polyethylene wax is a chemical material, wherein the polyethylene wax is white tiny bead/flake, and is formed by an ethylene polymerization rubber processing agent, and has the characteristics of higher melting point, high hardness, high glossiness, snow white color and the like. Polyethylene waxes are low molecular weight polyethylene homopolymers or interpolymers that are widely used in coatings. The cracking polyethylene wax is prepared by adopting high molecular weight polyethylene as a main raw material, adding other auxiliary materials and carrying out a series of depolymerization reactions.

A large amount of tail gas is generated in the production process of polyethylene wax, and the tail gas contains a large amount of harmful substances, so that the direct emission is easy to pollute the air environment, and the tail gas must be treated when being exhausted at present. Because the tail gas generated by polyethylene wax processing contains a large amount of heat, the top-down type tail gas treatment mode and the water spraying treatment mode which are commonly used in the market at present can cause heat loss after the tail gas is treated, and are not beneficial to energy recovery, energy conservation and environmental protection, the design of the tail gas water spraying cooler of the polyethylene wax production system is proposed.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The utility model aims to provide the tail gas water spray cooler of the polyethylene wax production system, which is convenient for recycling the heat in the tail gas in the polyethylene wax, and is convenient for saving energy sources and more environment-friendly by washing and discharging.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

the utility model provides a polyethylene wax production system tail gas water sprays cooler, includes the water tank, water tank one side top runs through fixedly connected with shunt tubes, shunt tubes top fixedly connected with intake pipe, one side bottom that the shunt tubes was kept away from to the water tank runs through fixedly connected with manifold, manifold bottom fixedly connected with blast pipe, common fixedly connected with tubular metal resonator between shunt tubes and the manifold, one side fixedly connected with spray box that the water tank outer wall is close to the blast pipe, spray box bottom fixedly connected with shower nozzle, spray box inside is provided with the board that blocks water.

As an optimal scheme of the tail gas water spray cooler of the polyethylene wax production system, the top of the water tank is provided with the movable door, one end of the movable door is fixedly connected with the handle, and a worker can conveniently open the water tank to clean and maintain the water tank.

As a preferable scheme of the tail gas water spray cooler of the polyethylene wax production system, the exhaust hole is formed in one side of the exhaust pipe, which is far away from the water tank, and the exhaust hole is arranged in a straight shape, so that the tail gas is conveniently and uniformly discharged in the straight shape, and spray water washing is better performed.

As a preferable scheme of the tail gas water spray cooler of the polyethylene wax production system, the metal pipe is made of stainless steel, and the thickness of the metal pipe is five millimeters, so that heat of tail gas in the pipe is conveniently conducted into water.

As a preferable scheme of the tail gas water spray cooler of the polyethylene wax production system, the side wall of the water tank is provided with the water inlet and the water outlet, the water inlet is communicated with an external water source, water is conveniently introduced into the water tank, and meanwhile, the water after heat recovery is conveniently discharged for recycling.

As a preferable scheme of the tail gas water spray cooler of the polyethylene wax production system, the top of the spray box is fixedly connected with the electric push rod, the top of the water blocking plate penetrates through the top of the spray box and is fixedly connected with the telescopic end of the top of the electric push rod, a clamping groove corresponding to the water blocking plate is formed in the bottom of the spray box, one side, close to the water tank, of the spray box is communicated with the water tank, and water in the water tank is conveniently introduced into the spray box to wash the cooled tail gas.

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

according to the utility model, the water tank, the metal pipes and the spray tank are matched with each other, the heat of the polyethylene wax tail gas is conducted into water through the plurality of S-shaped metal pipes, the heat in the tail gas is recycled, the energy is saved, the environment is protected, the tail gas is sprayed and washed, and the harmful gas in the tail gas is absorbed and removed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of a tail gas water spray cooler for a polyethylene wax production system;

FIG. 2 is a schematic diagram of the structure of a metal pipe of the tail gas water spray cooler of the polyethylene wax production system;

fig. 3 is a schematic diagram of a spray box structure of the tail gas water spray cooler of the polyethylene wax production system.

Legend description: 1. a water tank; 2. a shunt; 3. an air inlet pipe; 4. a movable door; 5. a manifold; 6. an exhaust pipe; 7. an exhaust hole; 8. a metal tube; 9. a water inlet; 10. a water outlet; 11. a spray box; 12. a spray head; 13. a water blocking plate; 14. an electric push rod; 15. a clamping groove.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the utility model provides a tail gas water spray cooler of a polyethylene wax production system, which comprises a water tank 1, wherein a shunt tube 2 is fixedly connected to the top of one side of the water tank 1 in a penetrating manner, an air inlet pipe 3 is fixedly connected to the top of one side of the shunt tube 2, a collecting pipe 5 is fixedly connected to the bottom of one side of the water tank 1, which is far away from the shunt tube 2, a gas outlet pipe 6 is fixedly connected to the bottom of the collecting pipe 5, a metal pipe 8 is fixedly connected between the shunt tube 2 and the collecting pipe 5, a spray box 11 is fixedly connected to one side, which is close to the gas outlet pipe 6, of the outer wall of the water tank 1, a spray head 12 is fixedly connected to the bottom of the spray box 11, and a water blocking plate 13 is arranged inside the spray box 11.

Referring to fig. 1 again, in order to facilitate the opening of the water tank 1 to clean and maintain the water tank 1, specifically, a movable door 4 is disposed on the top of the water tank 1, and a handle is fixedly connected to one end of the movable door 4.

Referring to fig. 2 again, in order to facilitate better spray water washing, specifically, an exhaust hole 7 is provided on one side of the exhaust pipe 6 far from the water tank 1, the exhaust hole 7 is arranged in a shape like a Chinese character 'yi', so that the tail gas is uniformly discharged in a shape like a Chinese character 'yi'.

Referring again to fig. 2, in order to facilitate the conduction of heat from the tail gas in the pipe to the water, specifically, the metal pipe 8 is made of stainless steel, and the thickness of the metal pipe 8 is five millimeters.

Referring to fig. 1 again, in order to facilitate water circulation in the water tank 1, specifically, a water inlet 9 and a water outlet 10 are provided on a side wall of the water tank 1, the water inlet 9 is connected with an external water source, so that water is conveniently introduced into the water tank 1, and meanwhile, the water after heat recovery is conveniently discharged for recycling.

Referring to fig. 1 and 3 again, in order to facilitate water in the water tank 1 to be introduced into the spray tank 11 and wash the cooled tail gas, specifically, an electric push rod 14 is fixedly connected to the top of the spray tank 11, a water blocking plate 13 penetrates through the top of the spray tank 11 and is fixedly connected with a telescopic end at the top of the electric push rod 14, a clamping groove 15 corresponding to the water blocking plate 13 is formed in the bottom of the spray tank 11, and one side of the spray tank 11 close to the water tank 1 is communicated with the water tank 1.

When the device is specifically used, the water inlet 9 is communicated with an external water source, clean water is injected into the water tank 1 until the clean water overflows the metal pipe 8, polyethylene wax tail gas is introduced from the air inlet pipe 3 during discharge, enters a plurality of metal pipes 8 through the shunt pipes 2, conducts heat into water through the metal pipes 8, is convenient for cool the polyethylene wax tail gas, and meanwhile, the water is heated, is convenient for recover heat, and a worker can discharge the water for production and preheating through the water outlet 10, so that energy conservation is facilitated.

Meanwhile, the electric push rod 14 is connected with an external power supply and started to drive the water blocking plate 13 to rise and separate from the clamping groove 15, at the moment, the water tank 1 is connected with the spray tank 11, the external water pump is started to continuously send water into the water tank 1, and the water in the water tank 1 can be sprayed out from the spray head 12 after the water in the water tank 1 passes through the height of the spray tank 11.

Polyethylene wax tail gas passing through the metal pipe 8 is sprayed out from the straight exhaust hole 7 on the exhaust pipe 6, so that the polyethylene wax tail gas is convenient to fully contact with the polyethylene wax tail gas, the tail gas is sprayed, and harmful substances in the tail gas are further washed and absorbed, so that the pollution to the environment is reduced.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a polyethylene wax production system tail gas water sprays cooler, includes water tank (1), its characterized in that, water tank (1) one side top runs through fixedly connected with shunt tubes (2), shunt tubes (2) top fixedly connected with intake pipe (3), water tank (1) one side bottom of keeping away from shunt tubes (2) runs through fixedly connected with manifold (5), manifold (5) bottom fixedly connected with blast pipe (6), common fixedly connected with tubular metal resonator (8) between shunt tubes (2) and manifold (5), one side fixedly connected with spray box (11) that water tank (1) outer wall is close to blast pipe (6), spray box (11) bottom fixedly connected with shower nozzle (12), spray box (11) inside is provided with water blocking plate (13).

2. The tail gas water spray cooler of the polyethylene wax production system according to claim 1, wherein a movable door (4) is arranged at the top of the water tank (1), and one end of the movable door (4) is fixedly connected with a handle.

3. The tail gas water spray cooler of the polyethylene wax production system according to claim 1, wherein an exhaust hole (7) is formed in one side, far away from the water tank (1), of the exhaust pipe (6), and the exhaust hole (7) is arranged in a straight shape.

4. The tail gas water spray cooler for a polyethylene wax production system according to claim 1, wherein the metal tube (8) is made of stainless steel, and the thickness of the metal tube (8) is five millimeters.

5. The tail gas water spray cooler of the polyethylene wax production system according to claim 1, wherein a water inlet (9) and a water outlet (10) are arranged on the side wall of the water tank (1), and the water inlet (9) is communicated with an external water source.

6. The tail gas water spray cooler of the polyethylene wax production system according to claim 1, wherein an electric push rod (14) is fixedly connected to the top of the spray box (11), the top of the water blocking plate (13) penetrates through the top of the spray box (11) and is fixedly connected with the telescopic end of the top of the electric push rod (14), a clamping groove (15) corresponding to the water blocking plate (13) is formed in the inner bottom of the spray box (11), and one side, close to the water tank (1), of the spray box (11) is communicated with the water tank (1).