CN211189735U

CN211189735U - Gypsum method desulphurization unit

Info

Publication number: CN211189735U
Application number: CN201921466233.5U
Authority: CN
Inventors: 黄宽; 钟富裕; 蒋文静
Original assignee: Nanchang University
Current assignee: Nanchang University
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-08-07
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a gypsum method desulphurization unit. The current gypsum method desulphurization unit is direct to carry the smoke and dust gas and introduce the device in and carry out the desulfurization, and the smoke and dust has hindered the contact of sulfur dioxide and desulfurizer to a certain extent, causes the desulfurization effect poor, and the inside crystalline gypsum of device can be taken out by the water pump, causes the shower nozzle to block up, and the device is all sealed relatively simultaneously, and the crystalline gypsum is difficult to clear up in the device is inside. The utility model relates to a gypsum method desulphurization unit, wherein: the water tank is fixed to be set up and is placing the incasement, and the water pump is fixed to be set up and is placing the incasement, and the box top is equipped with the outlet duct, and box one side is equipped with intake pipe one, and threaded connection is passed through with the intake pipe one to two one ends of intake pipe, and the circular slab is placed in intake pipe two, and the circular slab is equipped with the filter cloth, and the bottom half is equipped with outlet pipe one. This device is effectual carries out the desulfurization, can avoid the water smoke shower nozzle to block up simultaneously, easily clears up the gypsum.

Description

Gypsum method desulphurization unit

Technical Field

The utility model belongs to the technical field of the desulfurization technique and specifically relates to a gypsum method desulphurization unit.

Background

In recent years, environmental pollution caused by industrial development is a serious problem. Sulfur dioxide is a major atmospheric pollutant, is a major factor in the formation of acid rain, and is mainly derived from fossil fuel combustion and energy conversion and utilization processes in industrial production. The discharge of large amounts of sulfur dioxide into the atmosphere not only causes irreparable losses to national economy, but also poses serious threats to the ecological environment and human health. Therefore, it is of great significance to develop an economic and feasible technical method for the efficient capture of sulfur dioxide in industrial tail gas.

At present, the most common sulfur dioxide capture technology in industry is wet desulfurization technology, which can be classified into limestone-gypsum method, seawater method, ammonia method, and the like according to the difference of desulfurizing agents. Wherein, the limestone-gypsum method has the most mature technology and the most extensive application, and the method has high desulfurization efficiency. And the direct smoke and dust gas that will carry of current gypsum method desulphurization unit is introduced into the device and is carried out the desulfurization, and the smoke and dust has hindered the contact of sulfur dioxide with the desulfurizer to a certain extent, causes the desulfurization effect poor, and the inside crystalline gypsum of device can be taken out by the water pump, causes the shower nozzle to block up, and the device is all sealed relatively simultaneously, and the crystalline gypsum is difficult for clearing up in the device is inside.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a gypsum method desulphurization unit mainly for solving the technical problem.

(II) technical scheme

The technical scheme of the utility model: a gypsum method desulphurization device comprises a box body, an air outlet pipe, a drain pipe, a water pump, a water pumping pipe, a filter pipe, a first water outlet pipe, a water tank, a placing box, a first air inlet pipe, a second air inlet pipe, a water mist spray head, a first spray pipe, a first branch pipe, a second spray pipe, a filter hole, a circular plate, filter cloth, a hinge, a cover door, a handle and a second water outlet pipe; wherein: the top of the placing box is fixedly connected with the bottom of the box body, the cover door is rotatably connected with one side of the placing box through a hinge, a handle is arranged on one side of the cover door, the water tank is fixedly arranged in the placing box, a water outlet pipe II is arranged on one side of the water tank, a pipe cover is arranged at one end of the water outlet pipe II, the water pump is fixedly arranged in the placing box, one end of a water pumping pipe is connected with one side of the water pump, the other end of the water pumping pipe is arranged in the water tank, one end of a filter pipe is connected with the other end of the water pumping pipe through threads, one end of the water pumping pipe is connected with the other end of the filter pipe, one end of the water pump is connected with the other end of the water pump, one ends of a spray pipe I, a branch pipe I and a branch pipe II are respectively connected with one end of a spray pipe II, one end of the air inlet pipe II is connected with one end of the air inlet pipe I through threads, the circular plate is placed in the air inlet pipe II and provided with filter cloth, and the bottom of the box body is provided with the water outlet pipe I.

A desulfurization apparatus by a gypsum method, wherein: one side of the box body is fixedly provided with a fixing block, and the fixing block is provided with a through hole.

A desulfurization apparatus by a gypsum method, wherein: the aperture of the filter hole is smaller than the size of the gypsum particles.

A desulfurization apparatus by a gypsum method, wherein: one end of the water outlet pipe is arranged in the water tank.

A desulfurization apparatus by a gypsum method, wherein: the distance between the first spray pipe and the second spray pipe, the distance between the two second spray pipes and the distance between the second spray pipes and the two sides in the box body are all 8-10 cm.

A desulfurization apparatus by a gypsum method, wherein: the distance between the water mist spray heads and the other two sides of the interior of the box body are both 8-10 cm.

(III) advantageous effects

The utility model has the advantages that: the filter cloth filters smoke dust, so that the dissolution rate of calcium ions in limestone caused by the contact of sulfur dioxide and absorption slurry liquid blocked by the smoke dust is effectively prevented, and the absorption effect of sulfur dioxide is improved; the aperture of the filter hole is smaller than the size of gypsum particles, when slurry water mist reacts with sulfur dioxide to generate gypsum crystals, the gypsum crystals are effectively prevented from being drawn out, and the mist spray head is blocked; a first spray pipe and a plurality of second spray pipes are arranged in the box body, so that spraying dead angles are avoided, and gas without desulfurization flows out of the gas outlet pipe; the cover door is opened, and the crystallized gypsum in the water tank can be cleaned; this device is effectual carries out the desulfurization, can avoid the water smoke shower nozzle to block up simultaneously, easily clears up the gypsum.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be further explained with reference to the drawings.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the placing box of the present invention.

Fig. 3 is a front view of the utility model of connecting the drain pipe, the branch pipe I and the branch pipe II.

Fig. 4 is a top view of the connection between the pipes of the present invention.

Fig. 5 is a cross-sectional view of the filtering pipe of the present invention.

Fig. 6 is a cross-sectional view of the first intake pipe and the second intake pipe of the present invention.

Reference numerals: the water spray device comprises a box body 1, an air outlet pipe 2, a fixing block 3, a water discharge pipe 4, a water pump 5, a water pumping pipe 6, a filter pipe 7, a water outlet pipe I8, a water tank 9, a placing box 10, an air inlet pipe I11, an air inlet pipe II 12, a water spray nozzle 13, a spray pipe I14, a branch pipe I15, a branch pipe II 16, a spray pipe II 17, a filter hole 18, a circular plate 19, filter cloth 20, a hinge 21, a cover door 22, a handle 23 and a water outlet pipe II 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment 1, please refer to fig. 1-6, a gypsum method desulphurization device, includes a box body 1, an air outlet pipe 2, a water outlet pipe 4, a water pump 5, a water pumping pipe 6, a filtering pipe 7, a water outlet pipe 8, a water tank 9, a placing box 10, an air inlet pipe 11, an air inlet pipe two 12, a water mist spray head 13, a spray pipe one 14, a branch pipe one 15, a branch pipe two 16, a spray pipe two 17, a filtering hole 18, a circular plate 19, filter cloth 20, hinges 21, a cover door 22, a handle 23, and a water outlet pipe two 24; wherein: the top of the placing box 10 is fixedly connected with the bottom of the box body 1, a cover door 22 is rotatably connected with one side of the placing box 10 through a hinge 21, a handle 23 is arranged on one side of the cover door 22, the water tank 9 is fixedly arranged in the placing box 10, a water outlet pipe II 24 is arranged on one side of the water tank 9, a pipe cover is arranged at one end of the water outlet pipe II 24, the water pump 5 is fixedly arranged in the placing box 10, one end of a water pumping pipe 6 is connected with one side of the water pump 5, the other end of the water pumping pipe 6 is arranged in the water tank 9, one end of a filter pipe 7 is connected with the other end of the water pumping pipe 6 through threads, a filter hole 18 is arranged at the other end of the filter pipe 7, one end of a water discharge pipe 4 is connected with the other side of the water pump 5, one end of a spray pipe I14, a branch pipe I15 and one branch pipe II 16 are respectively connected with one end of a water discharge pipe II, the top of the box body 1 is provided with an air outlet pipe 2, one side of the box body 1 is provided with a first air inlet pipe 11, one end of a second air inlet pipe 12 is in threaded connection with one end of the first air inlet pipe 11, a circular plate 19 is placed in the second air inlet pipe 12, the circular plate 19 is provided with filter cloth 20, the bottom of the box body 1 is provided with a first water outlet pipe 8, and the aperture of the filter hole 18 is smaller than the size of gypsum.

Mixing and stirring limestone and water into absorption slurry, adding the absorption slurry into a water tank 9, filling the water tank 9 with the absorption slurry, closing a cover door 22, pumping the slurry out by the operation of a water pump 5, respectively spraying the slurry out through water mist spray nozzles 13 on a first spray pipe 14 and a second spray pipe 17, allowing waste gas generated by combustion of industrial fossil fuel to enter from a second air inlet pipe 12 through an induced draft fan, filtering smoke dust through a filter cloth 20, effectively preventing the smoke dust from obstructing the contact of sulfur dioxide and the absorption slurry to cause the dissolution rate of calcium ions in the limestone, allowing the filtered gas to enter into a box body 1 through a first air inlet pipe 11, allowing the sprayed slurry water mist to react with the sulfur dioxide, gathering the slurry water mist absorbing the sulfur dioxide at the bottom end inside the box body 1, allowing the collected slurry water; the aperture of the filter hole 18 is smaller than the size of gypsum particles, when slurry water mist reacts with sulfur dioxide to generate gypsum crystals, the gypsum crystals are effectively prevented from being drawn out, and the mist spray head 13 is blocked; the crystallized gypsum in the water tank 9 can be cleaned by opening the cover door 22.

Example 2

In this embodiment, referring to fig. 1, a fixing block 3 is fixedly disposed on one side of a box 1, and the fixing block 3 is provided with a through hole.

The drain pipe 4 is fixed.

Example 3

In this embodiment, referring to fig. 1, on the basis of embodiment 1, one end of the first water outlet pipe 8 is disposed in the water tank 9.

And sulfur dioxide gas is prevented from entering the placing box 10 from the first water outlet pipe 8 to corrode the water pump 5.

Example 4

In this embodiment, referring to fig. 1, 3 and 4, on the basis of embodiment 1, the distance between the first spray pipe 14 and the second spray pipe 17, the distance between the two second spray pipes 17 and the distance between the second spray pipe 17 and two sides inside the box body 1 are all 8-10cm, and the distance between the water mist nozzles 13 and two other sides inside the box body 1 are all 8-10 cm.

The inside of the whole box body 1 can be covered by the sprayed slurry water mist, so that the dead angle of spraying is avoided, and the gas without desulfurization flows out from the gas outlet pipe 2.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gypsum method desulphurization device comprises a box body (1), an air outlet pipe (2), a water outlet pipe (4), a water pump (5), a water pumping pipe (6), a filter pipe (7), a water outlet pipe I (8), a water tank (9), a placing box (10), an air inlet pipe I (11), an air inlet pipe II (12), a water mist spray head (13), a spray pipe I (14), a branch pipe I (15), a branch pipe II (16), a spray pipe II (17), a filter hole (18), a circular plate (19), filter cloth (20), a hinge (21), a cover door (22), a handle (23) and a water outlet pipe II (24); the method is characterized in that: the top of the placing box (10) is fixedly connected with the bottom of the box body (1), the cover door (22) is rotatably connected with one side of the placing box (10) through a hinge (21), a handle (23) is arranged on one side of the cover door (22), the water tank (9) is fixedly arranged in the placing box (10), a second water outlet pipe (24) is arranged on one side of the water tank (9), a pipe cover is arranged at one end of the second water outlet pipe (24), the water pump (5) is fixedly arranged in the placing box (10), one end of the water pumping pipe (6) is connected with one side of the water pump (5), the other end of the water pumping pipe (6) is arranged in the water tank (9), one end of the filter pipe (7) is connected with the other end of the water pumping pipe (6) through threads, a filter hole (18) is arranged at the other end of the filter pipe (7), one end of the water discharging pipe (4) is connected with the other side of the water pump (5), a, divide pipe one (15) and divide pipe two (16) one side to be connected with spray tube two (17) one end respectively, spray tube one (14) and spray tube two (17) other end are connected with box (1) inside one side respectively, spray tube one (14) and spray tube two (17) bottom are equipped with water smoke shower nozzle (13), box (1) top is equipped with outlet duct (2), box (1) one side is equipped with intake pipe one (11), threaded connection is passed through with intake pipe one (11) one end to intake pipe two (12) one end, circular plate (19) are placed in intake pipe two (12), circular plate (19) are equipped with filter cloth (20), box (1) bottom is equipped with outlet pipe one (8).

2. The desulfurization apparatus by gypsum method according to claim 1, characterized in that: one side of the box body (1) is fixedly provided with a fixing block (3), and the fixing block (3) is provided with a through hole.

3. The desulfurization apparatus by gypsum method according to claim 1, characterized in that: the aperture of the filter hole (18) is smaller than the size of gypsum particles.

4. The desulfurization apparatus by gypsum method according to claim 1, characterized in that: one end of the first water outlet pipe (8) is arranged in the water tank (9).

5. The desulfurization apparatus by gypsum method according to claim 1, characterized in that: the distance between the first spray pipe (14) and the second spray pipe (17), the distance between the two second spray pipes (17) and the distance between the second spray pipes (17) and the two sides inside the box body (1) are all 8-10 cm.

6. The desulfurization apparatus by gypsum method according to claim 1, characterized in that: the distance between the water mist spray heads (13) and the other two sides inside the box body (1) are both 8-10 cm.