WO2024027080A1

WO2024027080A1 - Resin column device

Info

Publication number: WO2024027080A1
Application number: PCT/CN2022/140538
Authority: WO
Inventors: 樊文岷; 张博; 曹峰涛; 闫新可
Original assignee: 西安蓝晓科技新材料股份有限公司
Priority date: 2022-08-01
Filing date: 2022-12-21
Publication date: 2024-02-08
Also published as: CN115770458A

Abstract

An adsorption resin column device, comprising: a vessel body (1), a partition plate (2), a first resin structure (3) and a second resin structure (4). The vessel body (1) is provided with a first circulation port (11) and a second circulation port (12). The partition plate (2) is arranged in the vessel body (1) and partitions the vessel body (1) into a first circulation channel (13) and a second circulation channel (14). The two ends of any circulation channel respectively communicate with the first circulation port (11) and the second circulation port (12). The first resin structure (3) is arranged in the first circulation channel (13), and the second resin structure (4) is arranged in the second circulation channel (14). The arrangement of the partition plate (2) achieves the same pressure drops and the same waste gas flow rates on the two sides of the partition plate (2), thereby ensuring that airflows circulating in the two channels are stable, thus improving the reaction efficiency and capability of a fluid medium and the resin structures. In addition, when volume changes of adsorption towers are not big, the contact area between gases and resin structures and the circulation capacity are multiplied.

Description

A resin column device

Cross-references to related applications

This application claims priority to the Chinese patent application filed with the China Patent Office on August 1, 2022, with application number 202210917198.4 and the invention title "A resin column device", the entire content of which is incorporated herein by reference.

Technical field

The present application relates to the field of exhaust gas adsorption technology, and specifically to a resin column device.

Background technique

In order to protect and improve the environment, safeguard public health, promote the construction of ecological civilization, promote sustainable economic and social development, and prevent and control air pollution, it is necessary to strictly control the emissions of waste gas pollutants from various enterprises. At present, whether the emission of waste gas pollutants from industrial enterprises meets the standards has become one of the key factors restricting the development of enterprises.

Due to the complexity and diversity of waste gas components, each company is choosing appropriate treatment methods for comprehensive treatment and utilization based on its own waste gas characteristics and specific conditions, such as spraying, carbon fiber adsorption, RTO incineration, polymer material adsorption, etc. The above methods have been widely promoted and applied.

In the field of organic waste gas treatment and carbon capture using adsorption columns, the existing resin column structure usually lays packing directly at the bottom of the shell, and the waste gas flows through the flow ports at both ends of the shell, thereby realizing the reaction and adsorption of the waste gas by the resin. However, during the existing exhaust gas adsorption process, the gas is prone to bias flow, resulting in low filler utilization and low adsorption efficiency of the adsorption filler.

Contents of the invention

Therefore, the technical problem to be solved by this application is that during the existing exhaust gas adsorption process, the gas is prone to bias flow, resulting in low filler utilization and low adsorption efficiency of the adsorption filler.

To this end, this application provides a resin column device, including:

The container body has a first flow port and a second flow port;

A partition plate is provided in the container body to separate the container body into a first circulation channel and a second circulation channel, and the two ends of any of the circulation channels are connected to the first circulation port and the second circulation port respectively. Secondary flow outlet;

A first resin structure and a second resin structure, the first resin structure is disposed in the first flow channel, and the second resin structure is disposed in the second flow channel.

Optionally, the above-mentioned resin column device,

The first resin structure and the second resin structure are spaced apart in the extending direction of the first flow opening and the second flow opening, and the first projection of the first resin structure on the transverse section of the container body The sum of the area and the second projected area of the second resin structure on the transverse section is greater than the cross-sectional area of the transverse section.

Optionally, the above-mentioned resin column device,

The first circulation channel and the second circulation channel are arranged in rotational symmetry;

The first projected area is equal to the second projected area.

Optionally, the above-mentioned resin column device,

Any of the resin structures includes: a support member and a filler, the filler being disposed on the support member;

The support member includes a mounting part and a connecting part, the mounting part is suitable for being fixed with the housing body, and the connecting part is suitable for being fixedly connected with the partition plate.

Optionally, the above-mentioned resin column device,

The support member includes a stacked filter screen and a grid, which are fixedly connected to the housing body through a ring plate.

Optionally, the above-mentioned resin column device,

It also includes a spray mechanism, including a spray pipe and a plurality of spray heads. The spray pipe is adapted to communicate with a spray medium source. The spray head is arranged on the spray pipe. The spray head is arranged towards the resin structure.

Optionally, the above-mentioned resin column device,

The spray pipe is an annular pipe, a female branch pipe or a fish pipe.

Optionally, the above-mentioned resin column device,

It also includes a blocking structure, which includes:

A first blocking member is provided at the first flow opening;

and / or

A second blocking member is provided at the second flow opening;

Each of the blocking members includes a plurality of connecting parts and blocking parts. One end of any of the connecting parts is connected to the housing body, and the other end is connected to the blocking part. A formation is formed between adjacent connecting parts. There is a communication port suitable for the circulation of gas on the circulation port side, and the blocking part is spaced apart from the circulation port.

Optionally, the above-mentioned resin column device,

A number of inspection openings are provided on the outer wall of the container body.

Optionally, the above-mentioned resin column device,

It also includes a relief structure, the relief structure is installed on the container body, one end of the relief structure is connected to the resin structure, and the other end of the relief structure is suitable for communication with the outside world.

The technical solution provided by this application has the following advantages:

1. The resin column device provided by this application includes: a container body, a partition plate, a first resin structure and a second resin structure. Wherein, the container body has a first circulation port and a second circulation port; a partition plate is provided in the container body to separate the container body into a first circulation channel and a second circulation channel, and any of the circulation channels Both ends of the channel are connected to the first flow port and the second flow port respectively; the first resin structure is disposed in the first flow channel, and the second resin structure is disposed in the second flow channel.

In the resin column device of this structure, the first resin structure is arranged in the first circulation channel, and the second resin structure is arranged in the second circulation channel. The partition plate is arranged so that the pressure drop on both sides of the partition plate is the same, and the exhaust gas is The flow rate is also the same, thereby ensuring stable air flow in the two channels, improving the reaction efficiency and ability of the fluid medium and the resin structure, and when the volume of the adsorption tower changes little, the contact area and flow capacity of the gas and the resin structure are improved Multiplied.

2. The resin column device provided by this application, the two resin structures are spaced apart in the extending direction of the first flow port and the second flow port. The first projection of the first resin structure on the transverse section of the container body The sum of the area and the second projected area of the second resin structure on the transverse section is greater than the cross-sectional area of the transverse section. The arrangement of the first resin structure and the second resin structure greatly increases the contact area between the exhaust gas and the filler compared with the superimposed arrangement of the existing structure, and improves the utilization efficiency of the filler.

3. In the resin column device provided by this application, the first circulation channel and the second circulation channel are arranged in rotational symmetry; the first projection area and the second projection area are equal. In the resin column device of this structure, the circulation channel is arranged in rotational symmetry, and by making the projected area of the filler of the resin structure on both sides the same, it further ensures that the amount of exhaust gas distributed in the channels on both sides is the same, ensuring the stability of the air flow, and further improving the adsorption efficiency.

3. The resin column device provided by the present application also includes a blocking structure. The blocking structure includes: a first blocking member and/or a second blocking member, and the first blocking member is provided at the first flow port. at; a second blocking member is provided at the second flow opening; any of the blocking members includes a plurality of connecting parts and blocking parts, one end of any of the connecting parts is connected to the housing body, and the other end Connected to the blocking portion, a communication port suitable for the circulation of the circulating gas on the side of the flow opening is formed between the adjacent connecting portions, and the blocking portion is spaced apart from the flow opening.

The resin column device of this structure and the setting of the sealing member can effectively diffuse the fluid. Therefore, whether it is steam or the gas to be treated, the gas at the flow port can be diffused evenly without being concentrated in the flow port and blown out, thereby causing the gas to be blown out. It can evenly contact the filler, further improving the filler adsorption efficiency and processing efficiency, and ensuring high adsorption accuracy.

Description of the drawings

In order to more clearly explain the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description The drawings illustrate some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of the resin column device provided in Embodiment 1;

Explanation of reference symbols:

1-container body; 11-first flow port; 111-first inlet; 112-second outlet; 12-second flow port; 121-first outlet; 122-second inlet 13-first circulation channel; 14 -Second circulation channel; 15-Inspection port;

2-Divider;

3-first resin structure; 31-first support member; 32-first filler;

4-Second resin structure; 41-Second support member; 42-Second filler;

51-Spray pipe; 52-Sprinkler head;

6-Release structure;

71-the first blocking member; 72-the second blocking member.

Detailed ways

The technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limitations on this application. Furthermore, the terms “first”, “second” and “third” are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of this application, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, or it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood on a case-by-case basis.

In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

Example 1

This embodiment provides a resin column device, as shown in Figure 1 , including: a container body 1, a partition plate 2, a first resin structure 3, a second resin structure 4, and a spray mechanism.

Among them, the container body 1 has a first flow opening 11 and a second flow opening 12, and a partition plate 2 is provided in the container body 1 to divide the container body 1 into a first flow channel 13 and a second flow channel 14. Both ends of the channel are connected to the first flow port 11 and the second flow port 12 respectively; the first resin structure 3 and the second resin structure 4 are spaced apart along the extending direction of the first flow port 11 and the second flow port 12. A resin structure 3 is disposed in the first flow channel 13 , and a second resin structure 4 is disposed in the second flow channel 14 .

In this embodiment, the first resin structure 3 and the second resin structure 4 are spaced apart along the extending direction of the first flow opening 11 and the second flow opening 12 , and the first resin structure 3 is in the transverse section of the container body 1 The sum of the first projected area of the second resin structure and the second projected area of the second resin structure on the transverse section is greater than the cross-sectional area of the transverse section. In this embodiment, the first resin structure is disposed near the second flow port, and the second resin structure is disposed near the first flow port.

In this embodiment, the first flow port 11 includes a first inlet 111 and a second outlet 112 , and the second flow port 12 includes a first outlet 121 and a second inlet 122 .

Specifically, the first circulation channel 13 and the second circulation channel 14 are arranged in rotational symmetry; the first projected area and the second projected area are equal.

As shown in Figure 1, in the resin column device in this embodiment, the first resin structure 3 includes; a first support member 31 and a first filler 32, the first filler 32 is arranged on the first support member 31; a second resin structure 4 includes; a second support member 41 and a first filler 32, the second filler 42 is provided on the second support member 41; any support member includes a mounting part and a connecting part, the mounting part is suitable for being fixed to the housing body, and the connecting part Suitable for fixed connection with partition board 2. Each support member includes a stacked filter screen and a grid, and the grid and filter screen are fixedly connected to the shell body through a ring plate.

The resin column device in this embodiment also includes a spray mechanism, including a spray pipe 51 and a plurality of spray heads 52. The spray pipe 51 is suitable for communicating with the spray medium source. The spray head 52 is arranged on the spray pipe 51. The spray head 52 Set towards the resin structure.

In the resin column device in this embodiment, the spray pipe 51 is an annular pipe. Of course, in other optional embodiments, the spray pipe can also be a female branch pipe or a fish pipe.

The resin column device in this embodiment also includes a blocking structure. The blocking structure includes: a first blocking member 71 and a second wind baffle. Among them, the first blocking member 71 is provided at the first flow opening 11; the second blocking member 72 is provided at the second flow opening 12; the blocking member includes several connecting parts and blocking parts, and any connecting part One end is connected to the housing body, and the other end is connected to the blocking part. A communication port suitable for the circulation of gas on the side of the flow opening is formed between adjacent connecting parts, and the blocking part is spaced apart from the flow opening.

The blocking part may be a flat plate structure, and the connecting part may be a plurality of connecting rods, and communication ports are formed between the connecting rods. Of course, in other embodiments, the blocking part can also be a porous plate, a grid, a T-shaped wire mesh, etc.

In this embodiment, a plurality of inspection openings 15 are provided on the outer wall of the container body 1 . Inspection personnel can enter the container body through the inspection opening to inspect the resin column device.

The resin column device in this embodiment also includes a relief structure 6, which is installed on the container body 1. One end of the relief structure 6 is connected to the resin structure, and the other end of the relief structure 6 is suitable for communication with the outside world.

In the resin column device provided in this embodiment, when adsorbing waste gas, the fluid enters the container body 1 from the first inlet 111; then, on the one hand, it passes through the first support 31 at the first circulation channel 13 and adsorbs with the resin filler. Or react, and then discharge the container body 1 through the first outlet 121; on the other hand, after passing through the second support 41 at the second flow channel 14, it adsorbs or reacts with the resin filler, and then discharges the container body 1 through the second flow port 12. .

In the resin column device provided in this embodiment, when regenerating the resin, steam or high-temperature nitrogen is first introduced into the second inlet 112. The steam or high-temperature nitrogen will be diverted at the second flow port 12 and flow along the first flow channel 13 respectively. It flows through the second circulation channel 14, and steam or high-temperature nitrogen enters the first filler 32 and the second filler 42 respectively. The steam or high-temperature nitrogen completes regeneration and is then discharged through the second outlet 122; then the spray mechanism sprays the cooling medium, such as circulation After the circulating water passes through the resin bed, the temperature of the resin bed drops and the temperature of the circulating water rises. It can be recycled after heat exchange by the external processor. At the same time, the resin bed completes regeneration and cooling, and can enter the next cycle of waste gas treatment. Obviously, the above-mentioned embodiments are only examples for clear explanation and are not intended to limit the implementation. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. An exhaustive list of all implementations is neither necessary nor possible. The obvious changes or modifications derived therefrom are still within the protection scope of the present invention.

Claims

A resin column device, characterized by including:

The container body (1) has a first flow port (11) and a second flow port (12);

A partition plate (2) is provided in the container body (1) to divide the container body (1) into a first circulation channel (13) and a second circulation channel (14). Any of the circulation channels Both ends are connected to the first flow port (11) and the second flow port (12) respectively;

A first resin structure (3) and a second resin structure (4). The first resin structure (3) is arranged in the first circulation channel (13), and the second resin structure (4) is arranged in the first flow channel (13). in the second circulation channel (14).
The resin column device according to claim 1, characterized in that:

The first resin structure (3) and the second resin structure (4) are spaced apart in the extending direction of the first flow opening (11) and the second flow opening (12), and the first resin structure (4) is 3) The sum of the first projected area on the transverse section of the container body (1) and the second projected area of the second resin structure on the transverse section is greater than the cross-sectional area of the transverse section .
The resin column device according to claim 2, characterized in that:

The first circulation channel (13) and the second circulation channel (14) are rotationally symmetrical;

The first projected area is equal to the second projected area.
The resin column device according to claim 3, characterized in that:

Any of the resin structures includes: a support member and a filler, the filler being disposed on the support member;

The support member includes a mounting part and a connecting part, the mounting part is suitable for being fixed with the housing body, and the connecting part is suitable for fixed connection with the partition plate (2).
The resin column device according to claim 4, characterized in that:

The support member includes a stacked filter screen and a grid, which are fixedly connected to the housing body through a ring plate.
The resin column device according to any one of claims 1 to 5, characterized in that,

It also includes a spray mechanism, including a spray pipe (51) and a plurality of spray heads (52). The spray pipe (51) is suitable for communicating with the spray medium source. The spray head (52) is arranged on the spray pipe. (51), the nozzle (52) is arranged toward the resin structure.
The resin column device according to claim 6, characterized in that:

The spray pipe (51) is an annular pipe, a female branch pipe or a fish pipe.
The resin column device according to any one of claims 1-5, characterized in that,

It also includes a blocking structure, which includes:

The first blocking member (71) is provided at the first flow port (11);

and / or

A second blocking member (72) is provided at the second flow port (12);

Each of the blocking members includes a plurality of connecting parts and blocking parts. One end of any of the connecting parts is connected to the housing body, and the other end is connected to the blocking part. A formation is formed between adjacent connecting parts. There is a communication port suitable for the circulation of gas on the circulation port side, and the blocking part is spaced apart from the circulation port.
The resin column device according to any one of claims 1-5, characterized in that,

A number of inspection openings (15) are provided on the outer wall of the container body (1).
The resin column device according to any one of claims 1 to 5, characterized in that,

It also includes a relief structure (6), which is installed on the container body (1). One end of the relief structure (6) is connected to the resin structure. The relief structure (6) The other end of 6) is suitable for connecting with the outside world.