CN220867344U

CN220867344U - Gas-liquid mixed jet absorber of desulfurizing tower

Info

Publication number: CN220867344U
Application number: CN202322629886.3U
Authority: CN
Inventors: 徐东; 王志忠; 马东晓
Original assignee: Henan Energy Chemical Technology Co Ltd
Current assignee: Henan Energy Chemical Technology Co Ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-04-30
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of desulfurization regeneration, in particular to a gas-liquid mixed jet absorber of a desulfurization tower, which comprises the following components: the liquid path inner cylinder is concentrically arranged in the inner cavity of the gas path outer cylinder, a gap is reserved between the liquid path inner cylinder and the gas path outer cylinder, the mixing assembly comprises a mixer and a mixing pipe, and the inner cavity of the gas path outer cylinder and the inner cavity of the liquid path inner cylinder are both communicated with the mixer; the inner cavity of the flow guide pipe is provided with a plurality of flow guide grooves distributed in an annular array, and the flow guide grooves are in inclined arc shapes on the inner wall of the flow guide pipe; the beneficial effects are as follows: mix liquid way connecting pipe and air circuit connecting pipe at the blender inner chamber, rely on the honeycomb duct intercommunication between blender upper end and the hybrid tube inner chamber, the honeycomb duct inner chamber sets up the round platform form that pore diameter reduces gradually, and the guiding gutter can be to gas-liquid mixture water conservancy diversion, makes it take place the rotation at the honeycomb duct inner chamber and forms the vortex, and the aperture that reduces gradually at the cooperation honeycomb duct, the rotational velocity of vortex can increase gradually to make the mixture of sulfur-containing gas and alkali lye more abundant.

Description

Gas-liquid mixed jet absorber of desulfurizing tower

Technical Field

The utility model relates to the technical field of desulfurization regeneration, in particular to a gas-liquid mixed jet absorber of a desulfurization tower.

Background

In the desulfurization process of coke oven gas, sulfur-containing gas and alkali liquor for desulfurization are generally pumped into a desulfurization tower, after the sulfur-containing gas and the alkali liquor are mixed, the sulfur-containing gas and the alkali liquor react with each other to remove sulfur simple substances, and the sulfur simple substances are attached to bubbles in the alkali liquor and taken away along with the floating of the bubbles.

In the prior art, sulfur-containing gas and alkali liquor are mixed mutually in a jet absorber and are pumped into a desulfurizing tower, the inner diameter of the outlet end of the absorber is smaller, the alkali liquor and the sulfur-containing gas can be mixed in a high-speed turbulent flow manner, a large number of tiny bubbles are generated, and the regeneration reaction is completed rapidly.

However, at present, the mixing of the sulfur-containing gas and the alkali liquor is realized only by the mutual impact of the gas and the liquid, the mixing effect between the gas and the liquid is limited, and the sulfur-containing gas and the alkali liquor are difficult to ensure sufficient mixing. Therefore, the utility model provides a gas-liquid mixed jet absorber for a desulfurizing tower, which is used for solving the problems.

Disclosure of utility model

The utility model aims to provide a gas-liquid mixed jet absorber of a desulfurizing tower, which aims to solve the problem that the mixing effect between sulfur-containing gas and alkali liquor is limited in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a desulfurizing tower gas-liquid mixed jet absorber, comprising:

The gas circuit outer cylinder and the liquid circuit inner cylinder are concentrically arranged in the inner cavity of the gas circuit outer cylinder, a gap is reserved between the inner cylinder and the inner cylinder, a mixing assembly is arranged on the outer side of the gas circuit outer cylinder and comprises a mixer and a mixing pipe, and the inner cavity of the gas circuit outer cylinder and the inner cavity of the liquid circuit inner cylinder are communicated with the mixer;

The lower extreme fixed mounting of mixing tube has the honeycomb duct, honeycomb duct and blender inner chamber intercommunication, the inner chamber of honeycomb duct sets up into big-end-down's round platform form, a plurality of guiding grooves that are annular array and distribute are seted up to the inner chamber of honeycomb duct, the guiding groove is the arc of slope on the honeycomb duct inner wall.

Preferably, the outer side wall of the air passage outer cylinder is fixedly communicated with two parallel air passage branch pipes, the upper ends of the air passage branch pipes are communicated with air passage connecting pipes, and the two air passage connecting pipes are respectively communicated with the inner cavity of the mixer from two sides of the mixer.

Preferably, a liquid path branch pipe is arranged between the two gas path branch pipes, the liquid path branch pipes are arranged into a two-section structure and are mutually fixed by means of a connecting flange, the lower ends of the liquid path branch pipes penetrate through the gas path outer cylinder in a sealing mode and are communicated with the inner cavity of the liquid path inner cylinder, the upper ends of the liquid path branch pipes are communicated with a liquid path connecting pipe, and the liquid path connecting pipe is communicated with the inner cavity of the mixer from the lower end of the mixer.

Preferably, the upper end of the liquid path branch pipe is fixedly provided with a connecting sleeve, the liquid path connecting pipe is fixed between the lower end of the mixer and the connecting sleeve through threads, and the upper end and the lower end of the liquid path connecting pipe are respectively and hermetically arranged.

Preferably, the inner cavity of the liquid path connecting pipe is fixedly provided with a conical nozzle, the conical nozzle is arranged into a hollow structure, the upper end of the conical nozzle is opposite to the inner cavity of the mixer, and the upper end of the conical nozzle is small in upper part and large in lower part.

Preferably, the upper end of the mixing tube is provided in the shape of a flared horn.

Preferably, the mixing components are arranged in a plurality, and are distributed at equal intervals on the outer side of the air path outer cylinder.

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

The utility model discloses mix liquid way connecting pipe and air circuit connecting pipe at the blender inner chamber, rely on the honeycomb duct intercommunication between blender upper end and the hybrid tube inner chamber, the honeycomb duct inner chamber sets up the round platform form that pore diameter reduces gradually, and a plurality of guiding grooves that are annular array and distribute are offered to the inner wall, the arc that is the slope on the honeycomb duct inner wall to the guiding groove, the guiding groove can be to gas-liquid mixture water conservancy diversion, make it take place rotatory formation vortex at the honeycomb duct inner chamber, the aperture that reduces gradually at the cooperation honeycomb duct, the rotational velocity of vortex can increase gradually, thereby make the mixture of sulfur-containing gas and alkali lye more abundant.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present utility model;

FIG. 2 is a schematic side sectional view of the air path outer cylinder structure of the utility model;

FIG. 3 is a schematic view of a mixer according to the utility model in semi-section;

fig. 4 is a schematic view, partially in section, of a mixing tube structure according to the present utility model.

In the figure: 1. an air passage outer cylinder; 2. a liquid path inner cylinder; 3. a liquid path branch pipe; 31. a connection sleeve; 32. a connecting flange; 4. a gas path branch pipe; 5. a mixer; 6. a liquid path connecting pipe; 7. an air path connecting pipe; 8. a conical nozzle; 9. a mixing tube; 10. a flow guiding pipe; 11. and a diversion trench.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present invention more apparent, the embodiments of the present invention will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present invention, are intended to be illustrative only and not limiting of the embodiments of the present invention, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 4, the present utility model provides a technical solution:

In a first embodiment, a gas-liquid mixed jet absorber of a desulfurizing tower includes:

The gas path outer cylinder 1 and the liquid path inner cylinder 2 are concentrically arranged in the inner cavity of the gas path outer cylinder 1 with a gap left between the two, as shown in fig. 2, alkali liquor for desulfurization is supplied to the inner cavity of the liquid path inner cylinder 2, sulfur-containing gas is supplied between the gas path outer cylinder 1 and the liquid path inner cylinder 2, a mixing component is arranged on the outer side of the gas path outer cylinder 1 and comprises a mixer 5 and a mixing pipe 9, the inner cavity of the gas path outer cylinder 1 and the inner cavity of the liquid path inner cylinder 2 are communicated with the mixer 5, and the sulfur-containing gas and the alkali liquor are sprayed out from a port of the mixing pipe 9 after being mixed in the inner cavities of the mixer 5 and the mixing pipe 9;

Secondly, the lower extreme fixed mounting of hybrid tube 9 has honeycomb duct 10, honeycomb duct 10 and blender 5 inner chamber intercommunication, the inner chamber of honeycomb duct 10 sets up to big-end-down's round platform form, the inner chamber of honeycomb duct 10 has been seted up a plurality of guiding grooves 11 that are annular array and distribute, guiding groove 11 is the arc of slope on the honeycomb duct 10 inner wall, as shown in fig. 3 and fig. 4, when the gas-liquid mixture of blender 5 inner chamber passes through honeycomb duct 10 inner chamber, because honeycomb duct 10 internal diameter reduces gradually, the velocity of flow of gas-liquid mixture increases gradually, the direction of cooperation guiding groove 11 again, the gas-liquid mixture of honeycomb duct 10 inner chamber can form the vortex form, and the rotational velocity of vortex increases gradually, thereby can carry out intensive mixing with sulfur-containing gas and alkali lye.

In the second embodiment, in order to supply air to the inner cavity of the mixer 5 on the basis of the first embodiment, the application further comprises two parallel air passage branch pipes 4 fixedly communicated with the outer side wall of the air passage outer cylinder 1, the upper ends of the air passage branch pipes 4 are communicated with air passage connecting pipes 7, the two air passage connecting pipes 7 are respectively communicated with the inner cavity of the mixer 5 from two sides of the mixer 5, and the air passage branch pipes 4 and the air passage connecting pipes 7 are used for sending sulfur-containing air in the inner cavity of the air passage outer cylinder 1 into the inner cavity of the mixer 5.

In the third embodiment, in order to primarily mix gas and liquid, the application further comprises a liquid path branch pipe 3 arranged between the two gas path branch pipes 4, the liquid path branch pipe 3 is arranged into a two-section structure and is mutually fixed by means of a connecting flange 32, the lower end of the liquid path branch pipe 3 penetrates through the gas path outer cylinder 1 in a sealing manner and is communicated with the inner cavity of the liquid path inner cylinder 2, the upper end of the liquid path branch pipe 3 is communicated with a liquid path connecting pipe 6, the liquid path connecting pipe 6 is communicated with the inner cavity of the mixer 5 from the lower end of the mixer 5, the cooperation of the liquid path branch pipe 3 and the liquid path connecting pipe 6 is used for conveying alkali liquid in the inner cavity of the liquid path inner cylinder 2 into the inner cavity of the mixer 5, and after the alkali liquid enters the inner cavity of the mixer 5, the two gas path connecting pipes 7 respectively impact the alkali liquid from two sides, so that the alkali liquid and sulfur-containing gas can be primarily mixed.

In the fourth embodiment, on the basis of the third embodiment, the application further comprises a connecting sleeve 31 fixedly arranged at the upper end of the liquid path branch pipe 3, the liquid path connecting pipe 6 is fixed between the lower end of the mixer 5 and the connecting sleeve 31 through threads, the upper end and the lower end of the liquid path connecting pipe 6 are respectively arranged in a sealing manner, and as shown in fig. 3, the liquid path connecting pipe 6 can be fastened and detached by rotating itself.

In the fifth embodiment, in order to improve the mixing effect of the primary mixing of the gas and the liquid, the application further has a conical nozzle 8 fixedly installed in the inner cavity of the liquid path connecting pipe 6, the conical nozzle 8 is arranged to be of a hollow structure, the upper end of the conical nozzle 8 is aligned to the inner cavity of the mixer 5, as shown in fig. 3, when the alkali liquor in the inner cavity of the liquid path branch pipe 3 passes through the conical nozzle 8, the flow rate can be increased, and the alkali liquor is sprayed into the inner cavity of the mixer 5 in a mist loose state, so that the good mixing with the sulfur-containing gas sent by the gas path connecting pipe 7 is ensured.

In the sixth embodiment, on the basis of the fifth embodiment, the upper end of the mixing pipe 9 of the present application is provided with a flared horn shape, so as to facilitate the rapid injection of the gas-liquid mixture into the desulfurization regeneration tower.

In the seventh embodiment, in order to increase the gas-liquid conveying speed, a plurality of mixing assemblies are provided and are distributed at equal intervals on the outer side of the gas path outer cylinder 1, as shown in fig. 1, and a large amount of mixture of sulfur-containing gas and alkali liquor can be injected into the desulfurization regeneration tower in a short time.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 desulfurizing tower gas-liquid mixed jet absorber is characterized in that: comprising the following steps:

The gas circuit outer cylinder (1) and the liquid circuit inner cylinder (2), the liquid circuit inner cylinder (2) is concentrically arranged in the inner cavity of the gas circuit outer cylinder (1) with a gap between the two, a mixing assembly is arranged on the outer side of the gas circuit outer cylinder (1), the mixing assembly comprises a mixer (5) and a mixing pipe (9), and the inner cavity of the gas circuit outer cylinder (1) and the inner cavity of the liquid circuit inner cylinder (2) are both communicated with the mixer (5);

The utility model discloses a mixing tube, including mixing tube (9), honeycomb duct (10) are fixed firmly to the lower extreme of mixing tube (9), honeycomb duct (10) and blender (5) inner chamber intercommunication, the inner chamber of honeycomb duct (10) sets up into big-end-down's round platform form, a plurality of guiding gutter (11) that are annular array and distribute are seted up to the inner chamber of honeycomb duct (10), guiding gutter (11) are the arc of slope on honeycomb duct (10) inner wall.

2. The desulfurizing tower gas-liquid mixed jet absorber according to claim 1, wherein: the outer side wall of the air passage outer cylinder (1) is fixedly communicated with two parallel air passage branch pipes (4), the upper ends of the air passage branch pipes (4) are communicated with air passage connecting pipes (7), and the two air passage connecting pipes (7) are respectively communicated with the inner cavity of the mixer (5) from two sides of the mixer (5).

3. The desulfurizing tower gas-liquid mixed jet absorber according to claim 2, wherein: be provided with liquid way branch pipe (3) between two gas circuit branch pipe (4), liquid way branch pipe (3) set to two segmentation structures and rely on flange (32) to fix each other, the lower extreme of liquid way branch pipe (3) is sealed to run through gas circuit urceolus (1) and to communicate with the inner chamber of liquid way inner tube (2), the upper end intercommunication of liquid way branch pipe (3) has liquid way connecting pipe (6), liquid way connecting pipe (6) are from the lower extreme and the inner chamber intercommunication of blender (5).

4. A desulfurizing tower gas-liquid mixed jet absorber according to claim 3, wherein: the upper end of the liquid path branch pipe (3) is fixedly provided with a connecting sleeve (31), the liquid path connecting pipe (6) is fixed between the lower end of the mixer (5) and the connecting sleeve (31) through threads, and the upper end and the lower end of the liquid path connecting pipe (6) are respectively arranged in a sealing way.

5. The desulfurizing tower gas-liquid mixed jet absorber according to claim 4, wherein: the inner cavity of the liquid path connecting pipe (6) is fixedly provided with a conical nozzle (8), the conical nozzle (8) is arranged into a hollow structure, the upper end of the conical nozzle (8) is opposite to the inner cavity of the mixer (5).

6. The desulfurizing tower gas-liquid mixed jet absorber according to claim 5, wherein: the upper end of the mixing pipe (9) is provided with a flared horn shape.

7. The desulfurizing tower gas-liquid mixed jet absorber according to claim 6, wherein: the mixing components are arranged in a plurality, and are distributed at equal intervals on the outer side of the air path outer cylinder (1).