CN219279816U

CN219279816U - Tar-removing water-removing purifier

Info

Publication number: CN219279816U
Application number: CN202320843872.9U
Authority: CN
Inventors: 乔星星; 徐佳; 杜举鹏
Original assignee: Shaanxi Coal and Chemical Technology Institute Co Ltd
Current assignee: Shaanxi Coal and Chemical Technology Institute Co Ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-06-30
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to the technical field of chemical treatment equipment, in particular to a tar and water removing and purifying device. The inner cavity of the shell of the device is transversely divided into a treatment chamber and a liquid discharge chamber, the treatment chamber is longitudinally divided into a first treatment chamber and a second treatment chamber by a partition wall, a cyclone tube is arranged in the first treatment chamber, and a first pore plate, a second pore plate, a silk-screen tar and water removing layer, a third pore plate, a filler type tar and water removing layer and a fan are arranged in the second treatment chamber from bottom to top at intervals; the side wall of the shell is provided with a gas inlet which is communicated with the inlet of the cyclone tube, the upper end of the cyclone tube is provided with an air duct, the tail end of the air duct is communicated between the first pore plate and the second pore plate, and one side of the fan is provided with a gas outlet. The coal gas discharged by the cyclone tube easily enters the silk screen type tar and water removing layer, disperses the gas entering the silk screen type tar and water removing layer through the cyclone tube, balances the utilization of the silk screen type tar and water removing layer, and prevents water from being reversely poured into the cyclone tube in the back flushing process.

Description

Tar-removing water-removing purifier

Technical Field

The utility model relates to the technical field of chemical treatment equipment, in particular to a tar and water removing and purifying device.

Background

In the pyrolysis gas purification process, the gas subjected to preliminary dust removal and tar removal also needs to be subjected to deep tar removal and water removal treatment, and the use effect of the integrated device in the existing deep tar removal and water outlet device is good. Such devices typically integrate swirl tubes, wire mesh tar and water removal layers, and packed tar and water removal layers. The device can improve separation efficiency, reduce energy consumption, save occupied area and facilitate equipment regeneration. However, during actual use, there are still some disadvantages, such as: (1) The coal gas discharged by the cyclone tube is not easy to move downwards into the silk-screen tar and water removing layer; (2) The gas entering the silk-screen type tar and water removing layer through the cyclone tube is concentrated in distribution in the silk-screen type tar and water removing layer, so that the specific utilization rate of the silk-screen type tar and water removing layer is high, and the utilization rate of other parts is low; (3) In the back flushing process, if the water is not drained in time through the silk-screen tar and water removing layer, water flow is easy to reversely pour into the cyclone tube, and unnecessary cleaning burden is caused.

Disclosure of Invention

The utility model aims to provide a tar and water removing purification device, which overcomes the defects in the prior art, gas discharged by a cyclone tube is easy to enter a silk screen type tar and water removing layer, and the gas entering the silk screen type tar and water removing layer through the cyclone tube is dispersed, so that the utilization rate of each part of the silk screen type tar and water removing layer is balanced, and the water body is ensured not to reversely flow into the cyclone tube in the back flushing process.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a tar removal water purification installation, includes the casing, the casing inner chamber is along transversely dividing into treatment room and flowing back room, separates into first treatment room and second treatment room along vertically through the partition wall in the treatment room, wherein:

a swirl tube is arranged in the first treatment chamber, and a first pore plate, a second pore plate, a silk-screen tar and water removing layer, a third pore plate, a filler type tar and water removing layer and a fan are arranged in the second treatment chamber at intervals from bottom to top;

the side wall of the shell is provided with a gas inlet, the gas inlet is communicated with a cyclone tube inlet, the lower end of the cyclone tube is communicated with a liquid discharge chamber, the upper end of the cyclone tube is provided with an air duct, the tail end of the air duct is communicated between a first pore plate and a second pore plate, the upper end of the second pore plate supports a silk-screen tar removal and water removal layer, the upper end of the silk-screen tar removal and water removal layer is provided with a third pore plate, the upper part of the third pore plate is provided with a filler type tar removal and water removal layer, the upper part of the filler type tar removal and water removal layer is provided with a fan, and one side of the fan is provided with a gas outlet;

when the device is used, pyrolysis gas subjected to preliminary dust removal and tar removal enters the cyclone tube through the gas inlet, rotates at a high speed in the cyclone tube, most of mechanical water and part of tar in the gas are thrown to the periphery under the action of centrifugal force and flow into the liquid discharge chamber downwards along the wall surface, the gas is discharged upwards in a rotating way, the gas moves downwards smoothly along the gas guide pipe under the action of the fan, enters between the first pore plate and the second pore plate, and is dispersed into the silk-screen tar removal water removal layer through meshes on the second pore plate under the action principle of upward movement of the gas, so that the utilization area of the silk-screen tar removal water removal layer is improved, the gas continues to move upwards to pass through the third pore plate to enter the filler type tar removal water removal layer, saturated water and tar in the gas are further removed, meanwhile, the gas can be deeply dedusted, and finally the gas is discharged through the gas outlet.

Further, the lowest end of the air duct is positioned above the first pore plate; and a through hole is arranged on the partition wall between the first pore plate and the second pore plate, and the through hole is positioned below the air duct.

Further, a transition space is formed between the silk-screen tar removal water removal layer and the filler type tar removal water removal layer, and a manhole is arranged on one side of the transition space.

Further, the top of casing is provided with back flush pipeline, and back flush pipeline's lower extreme is located below the fan, and when needs clearance silk screen formula tar removal water removal layer and packing formula tar removal water removal layer, the fan is closed, from back flush pipeline water injection can, and the third orifice plate can play the effect of a equipartition rivers, improves the cleaning efficiency to silk screen formula tar removal water removal layer, simultaneously, under the effect of through-hole on first orifice plate and the partition wall, the rivers are difficult for flowing back again and are got into in the cyclone tube yet.

Further, the liquid discharge chamber is in a tapered structure, the liquid discharge chamber can be provided with multiple stages, and each stage of liquid discharge chamber is provided with a liquid discharge pipe.

The beneficial effects of the utility model are as follows: compared with the prior art, the tar and water removing and purifying device has the following advantages: the pyrolysis gas subjected to preliminary dust removal and tar removal enters a cyclone tube through a gas inlet, rotates at a high speed in the cyclone tube, most of mechanical water and part of tar in the gas are thrown to the periphery under the action of centrifugal force and flow into a liquid discharge chamber downwards along a wall surface, the gas is discharged upwards in a rotating way, the gas moves downwards smoothly along a gas guide pipe under the action of a fan, enters between a first pore plate and a second pore plate, and is dispersed into a silk-screen tar removal water layer through meshes on the second pore plate under the action principle of upward movement of the gas, so that the utilization area of the silk-screen tar removal water layer is increased, the gas continues to move upwards to pass through a third pore plate to enter a filler type tar removal water layer, saturated water and tar in the gas are further removed, meanwhile, the gas can be deeply dedusted, and finally the gas is discharged through a gas outlet; when the silk-screen type tar and water removing layer and the filler type tar and water removing layer are required to be cleaned, the fan is closed, water is injected from the back flushing pipeline, the third pore plate can play a role of uniformly distributing water flow, the cleaning efficiency of the silk-screen type tar and water removing layer is improved, and meanwhile, the water flow is not easy to flow back into the cyclone tube under the action of the through holes on the first pore plate and the partition wall.

Drawings

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

wherein, 1 casing, 2 treatment room, 3 flowing back rooms, 4 partition walls, 5 swirl tubes, 6 first orifice plates, 7 second orifice plates, 8 silk screen formula tar removal and water removal layer, 9 third orifice plates, 10 filler formula tar removal and water removal layer, 11 fans, 12 gas inlets, 13 air ducts, 14 gas outlets, 15 manhole, 16 back flush pipeline.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

In the embodiment shown in fig. 1, a tar-removing water purifying device comprises a shell 1, wherein the inner cavity of the shell 1 is transversely divided into a treatment chamber 2 and a liquid draining chamber 3, the treatment chamber 2 is longitudinally divided into a first treatment chamber and a second treatment chamber by a partition wall 4, and the treatment chamber is characterized in that:

a swirl tube 5 is arranged in the first treatment chamber, and a first pore plate 6, a second pore plate 7, a silk screen type tar and water removing layer 8, a third pore plate 9, a filler type tar and water removing layer 10 and a fan 11 are arranged in the second treatment chamber from bottom to top at intervals;

the side wall of the shell 1 is provided with a gas inlet 12, the gas inlet 12 is communicated with the inlet of the cyclone tube 5, the lower end of the cyclone tube 5 is communicated with the liquid discharge chamber 3, the upper end of the cyclone tube 5 is provided with an air duct 13, the tail end of the air duct 13 is communicated between the first pore plate 6 and the second pore plate 7, the upper end of the second pore plate 7 supports a silk-screen type tar-removing and water-removing layer 8, the upper end of the silk-screen type tar-removing and water-removing layer 8 is provided with a third pore plate 9, a filler type tar-removing and water-removing layer 10 is arranged above the third pore plate 9, a fan 11 is arranged above the filler type tar-removing and water-removing layer 10, and one side of the fan 11 is provided with a gas outlet 14;

when the device is used, pyrolysis gas subjected to preliminary dust removal and tar removal enters the cyclone tube 5 through the gas inlet 12, rotates at a high speed in the cyclone tube 5, most of mechanical water and part of tar in the gas are thrown to the periphery under the action of centrifugal force, flow into the liquid discharge chamber 3 downwards along the wall surface, are discharged upwards in a rotating mode, smoothly move downwards along the gas guide tube 13 under the action of the fan 11, enter between the first orifice plate 6 and the second orifice plate 7, enter the silk-screen tar removal water removal layer 8 through the mesh dispersion on the second orifice plate 7 under the action principle of upward movement of the gas, improve the utilization area of the silk-screen tar removal water removal layer 8, continuously move upwards through the third orifice plate 9, enter the filler type tar removal water removal layer 10, further remove saturated water and tar in the gas, simultaneously perform deep dust removal on the gas, and finally discharge the gas through the gas outlet 14.

In this embodiment, the lowest end of the air duct 13 is located above the first orifice plate 6; the partition wall 4 between the first orifice plate 6 and the second orifice plate 7 is provided with a through hole, and the through hole is positioned below the air duct 13.

In this embodiment, a transition space is formed between the wire mesh type tar removing and water removing layer 8 and the filler type tar removing and water removing layer 10, and a manhole 15 is installed on one side of the transition space.

In this embodiment, the top of casing 1 is provided with back flush pipeline 16, and back flush pipeline 16's lower extreme is located below fan 11, and when needs clearance silk screen formula tar removal water removal layer 8 and packing formula tar removal water removal layer 10, the fan 11 is closed, follow back flush pipeline 16 water injection can, and third orifice plate 9 can play the effect of a equipartition rivers, improves the cleaning efficiency to silk screen formula tar removal water removal layer 8, simultaneously, under the effect of through-hole on first orifice plate 6 and partition wall 4, the rivers also are difficult for flowing back and are got into in the cyclone tube 5.

In this embodiment, the liquid discharge chamber 3 has a tapered structure, the liquid discharge chamber 3 may be provided with multiple stages, and each stage of liquid discharge chamber 3 is provided with a liquid discharge pipe.

The foregoing embodiments are merely examples of the present utility model, and the scope of the present utility model includes, but is not limited to, the forms and styles of the foregoing embodiments, and any suitable changes or modifications made by those skilled in the art, which are consistent with the claims of the present utility model, shall fall within the scope of the present utility model.

Claims

1. The utility model provides a tar removal water purification device, includes casing (1), its characterized in that: the inner cavity of the shell (1) is transversely divided into a treatment chamber (2) and a liquid discharge chamber (3), the treatment chamber (2) is longitudinally divided into a first treatment chamber and a second treatment chamber by a partition wall (4), wherein:

a swirl tube (5) is arranged in the first treatment chamber, and a first pore plate (6), a second pore plate (7), a silk screen type tar removal and water removal layer (8), a third pore plate (9), a filler type tar removal and water removal layer (10) and a fan (11) are arranged in the second treatment chamber at intervals from bottom to top;

the side wall of casing (1) is provided with coal gas entry (12), coal gas entry (12) and cyclone tube (5) entry intercommunication, the lower extreme and the flowing back room (3) of cyclone tube (5) communicate, the upper end of cyclone tube (5) is provided with air duct (13), the end intercommunication of air duct (13) is between first orifice plate (6) and second orifice plate (7), silk screen formula tar removal water removal layer (8) are supported to the upper end of second orifice plate (7), the upper end of silk screen formula tar removal water removal layer (8) sets up third orifice plate (9), the top of third orifice plate (9) sets up filler formula tar removal water removal layer (10), the top of filler formula tar removal water removal layer (10) sets up fan (11), one side of fan (11) sets up coal gas outlet (14).

2. The tar and water removal purification device according to claim 1, wherein: the lowest end of the air duct (13) is positioned above the first pore plate (6).

3. The tar and water removal purification device according to claim 1, wherein: and a through hole is arranged on a partition wall between the first pore plate (6) and the second pore plate (7), and the through hole is positioned below the air duct (13).

4. The tar and water removal purification device according to claim 1, wherein: a transition space is formed between the silk-screen tar removal and water removal layer (8) and the filler type tar removal and water removal layer (10), and a manhole (15) is arranged on one side of the transition space.

5. The tar and water removal purification device according to claim 1, wherein: the top of the shell (1) is provided with a back flushing pipeline (16), and the lower end of the back flushing pipeline (16) is positioned below the fan (11).

6. The tar and water removal purification device according to claim 1, wherein: the liquid draining chamber (3) is in a tapered structure.

7. The tar and water removal purification device according to claim 1, wherein: the liquid discharge chamber (3) is arranged in one stage or multiple stages.

8. The tar and water removal and purification device as recited in claim 7, wherein: when the liquid discharge chamber (3) is arranged at one stage, a liquid discharge pipe is arranged at the bottom of the liquid discharge chamber (3).

9. The tar and water removal and purification device as recited in claim 7, wherein: when the liquid discharge chambers (3) are arranged in multiple stages, liquid discharge pipes are arranged at the bottom of each stage of liquid discharge chamber (3).