CN216537787U

CN216537787U - Power plant is with processing apparatus of desulfurization gypsum

Info

Publication number: CN216537787U
Application number: CN202123193366.XU
Authority: CN
Inventors: 范建林
Original assignee: Shaanxi Xinyuan Jieneng Co ltd
Current assignee: Shaanxi Xinyuan Jieneng Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-17
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a device for treating desulfurized gypsum for a power plant, which comprises a treatment box and a gas storage tank, wherein the inner wall of the treatment box is fixedly connected with a special pipe, one side of the special pipe is provided with a gas outlet, the outer wall of the treatment box is fixedly connected with a connecting hose, and one end of the connecting hose is fixedly connected with a gas circulating pump. This power plant is with desulfurization gypsum's processing apparatus, it is on stirring leaf surface to be provided with the round hole, it stirs to drive the stirring leaf through the motor, make flue gas and lime thick liquid fully contact, and be provided with a plurality of gas outlets at the mechanical tubes lateral wall, make the flue gas distribution more even, this processing apparatus result of use is better, the processing apparatus of improvement can make harmful flue gas and lime thick liquid fully contact, be favorable to the reaction of harmful flue gas with lime thick liquid, be favorable to desulfurization gypsum's formation reaction, the treatment effect to harmful flue gas is better, make the practicality of device stronger, be favorable to processing apparatus's use.

Description

Power plant is with processing apparatus of desulfurization gypsum

Technical Field

The utility model relates to the technical field of solid waste treatment, in particular to a treatment device for desulfurized gypsum for a power plant.

Background

The main components of the desulfurized gypsum, also called as flue gas desulfurized gypsum, sulfur gypsum or FGD gypsum, are calcium sulfate dihydrate like natural gypsum, the desulfurized gypsum is a byproduct of FGD process, the FGD process is a technology for recovering sulfur dioxide in flue gas of coal or oil by using lime-limestone, the processing and utilization of desulfurized gypsum have great significance, the desulfurized gypsum not only effectively promotes the further development of national environmental protection recycling economy, but also greatly reduces the mining amount of ore paste and protects resources, but the existing treatment device has certain defects, such as:

1. the general result of use of current processing apparatus is relatively poor, and traditional processing apparatus can not make harmful flue gas and lime thick liquid fully contact, is unfavorable for the reaction of harmful flue gas and lime thick liquid, is unfavorable for the formation reaction of desulfurization gypsum, and is relatively poor to the treatment effect of harmful flue gas for the practicality of device is relatively poor, is unfavorable for processing apparatus's use.

2. The stirring leaf is changed to current processing apparatus dismantlement of generally not being convenient for, and the stirring leaf appears ageing, damage scheduling problem easily after using for a long time, needs to carry out periodic replacement to it, and complicated dismantlement flow need waste a large amount of dismantlement time of people, is unfavorable for going on of change work, has brought great inconvenience for the change work of stirring leaf.

In order to solve the above problems, innovative design based on the structure of the original processing device is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for treating desulfurized gypsum for power plants, which solves the problems that the use effect proposed in the background technology is poor, the traditional treatment device cannot fully contact harmful flue gas with lime slurry, is not beneficial to the reaction of the harmful flue gas with the lime slurry, is not beneficial to the generation reaction of desulfurized gypsum, has poor treatment effect on the harmful flue gas, has poor practicability, is not beneficial to the use of the treatment device, is inconvenient to disassemble and replace stirring blades, is easy to age, damage and the like after long-time use, needs to be replaced periodically, wastes a large amount of disassembly time of people due to a complicated disassembly process, is not beneficial to the replacement work, and brings great inconvenience to the replacement work of the stirring blades.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a processing apparatus of desulfurization gypsum for power plant, is including handling case and gas holder, the inner wall fixedly connected with mechanical tubes who handles the case, and one side of mechanical tubes is provided with the gas outlet to the outer wall fixedly connected with coupling hose of handling the case, and coupling hose's one end fixedly connected with gas circulating pump, the outer wall of handling the case is provided with the external screw thread, and the top threaded connection who handles the case has the top cap to the inner wall of top cap is provided with the internal thread, and the inside of top cap is fixed with the outlet duct, and the inside of top cap is fixed with the motor simultaneously, the output shaft of motor passes through shaft coupling fixedly connected with pivot, and the outer wall of pivot is provided with the screw thread post, and the outer wall of pivot is fixed with the stirring leaf, and the round hole has been seted up to the outer wall of stirring leaf moreover, and the thread groove has been seted up to one side of stirring leaf simultaneously.

Preferably, the number of the air outlets is 22, and 1 group of 11 air outlets is provided, and 2 groups of motors are symmetrically arranged on the side wall of the special pipe.

Preferably, the treatment tank and the top cover are connected through external threads and internal threads, and the bottom of the top cover is in threaded connection with the top of the treatment tank.

Preferably, the inner surface of the top cover is completely attached to the outer surface of the motor, and the shape and the size of the top cover are matched with those of the motor.

Preferably, the stirring blade is fixed on the outer wall of the rotating shaft through a threaded column and a threaded groove, and the external dimension of the threaded column is completely matched with the internal dimension of the threaded groove.

Preferably, the number of the stirring blades is 6, 14 round holes are arranged on the surface of each 1 stirring blade, the 14 round holes are divided into 3 rows, and the 3 rows of round holes are parallel to each other.

Compared with the prior art, the utility model has the beneficial effects that: the desulfurization gypsum treatment device for the power plant;

1. the improved treatment device can fully contact harmful flue gas with lime slurry, is beneficial to the reaction of the harmful flue gas with the lime slurry, the generation reaction of desulfurized gypsum and the treatment effect of harmful flue gas, has stronger practicability and is beneficial to the use of the treatment device;

2. be provided with the outer wall of screw thread post in the pivot to the thread groove has been seted up in one side of stirring leaf, utilize thread groove and screw thread post to simplify the dismantlement and being connected between stirring leaf and the pivot, this processing apparatus convenient to detach changes the stirring leaf, it is ageing easy to appear in the stirring leaf after long-time the use, damage scheduling problem, need carry out periodic replacement to it, a large amount of takedown time of people can be practiced thrift to simple dismantlement flow, be favorable to going on of change work, the change work of stirring leaf has brought great facility.

Drawings

FIG. 1 is a schematic cross-sectional structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view showing the structural connection between the rotating shaft and the stirring blade according to the present invention;

fig. 4 is a schematic front view of the special pipe of the present invention.

In the figure: 1. a treatment tank; 2. a special pipe; 3. an air outlet; 4. a connecting hose; 5. a gas circulation pump; 6. a gas storage tank; 7. an external thread; 8. a top cover; 9. an internal thread; 10. an air outlet pipe; 11. a motor; 12. a rotating shaft; 13. a threaded post; 14. stirring blades; 15. a circular hole; 16. a thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a desulfurization gypsum processing device for power plants comprises a processing box 1, a special-shaped pipe 2, a gas outlet 3, a connecting hose 4, a gas circulating pump 5, a gas storage tank 6, an external thread 7, a top cover 8, an internal thread 9, a gas outlet pipe 10, a motor 11, a rotating shaft 12, a threaded column 13, a stirring blade 14, a round hole 15 and a threaded groove 16, wherein the inner wall of the processing box 1 is fixedly connected with the special-shaped pipe 2, one side of the special-shaped pipe 2 is provided with the gas outlet 3, the outer wall of the processing box 1 is fixedly connected with the connecting hose 4, one end of the connecting hose 4 is fixedly connected with the gas circulating pump 5, the outer wall of the processing box 1 is provided with the external thread 7, the top of the processing box 1 is in threaded connection with the top cover 8, the inner wall of the top cover 8 is provided with the internal thread 9, the gas outlet pipe 10 is fixed inside the top cover 8, the motor 11 is fixed inside the top cover 8, the output shaft of the motor 11 is fixedly connected with the rotating shaft 12 through a coupler, and the outer wall of the rotating shaft 12 is provided with a threaded column 13, the outer wall of the rotating shaft 12 is fixed with a stirring blade 14, the outer wall of the stirring blade 14 is provided with a round hole 15, and one side of the stirring blade 14 is provided with a threaded groove 16.

The number of the air outlets 3 is 22, each 11 air outlets 3 are 1 group, the 2 groups of motors 11 are symmetrically arranged on the side wall of the special pipe 2, and the flue gas in the gas storage tank 6 can be uniformly conveyed into the treatment box 1 through the symmetrically arranged air outlets 3;

the treatment box 1 is connected with the top cover 8 through the external thread 7 and the internal thread 9, the bottom of the top cover 8 is in threaded connection with the top of the treatment box 1, and the connection and the disassembly between the treatment box 1 and the top cover 8 are facilitated through the arranged external thread 7 and the arranged internal thread 9;

the inner surface of the top cover 8 is completely attached to the outer surface of the motor 11, the shape and the size of the top cover 8 are matched with those of the motor 11, and the motor 11 is convenient to fix through the arranged top cover 8;

the stirring blade 14 is fixed on the outer wall of the rotating shaft 12 through the threaded column 13 and the threaded groove 16, the external dimension of the threaded column 13 is completely matched with the internal dimension of the threaded groove 16, and the stirring blade 14 is conveniently fixed on the outer wall of the rotating shaft 12 through the arranged threaded column 13 and the threaded groove 16;

the quantity of stirring leaf 14 is 6, and the surface of every 1 stirring leaf 14 is provided with 14

round holes

15, and 14 round holes 15 fall into 3 rows, and 3 rows of round holes 15 are parallel to each other, through the round hole 15 that sets up for stirring leaf 14 is at the easy gassing of stirring in-process, makes the lime thick liquid more abundant with the flue gas contact.

The working principle is as follows: when the desulfurization gypsum treatment device for the power plant is used, according to the figures 1, 2, 3 and 4, the flue gas containing sulfur dioxide generated in the power plant is stored in the gas storage tank 6, the top cover 8 is rotated to separate the internal thread 9 from the external thread 7, the top cover 8 is opened, the mixed lime slurry is poured into the treatment box 1, the top cover 8 is closed, the motor 11 is started to drive the rotating shaft 12 and the stirring blades 14 to rotate, the gas circulating pump 5 is started, the flue gas in the gas storage tank 6 is led into the treatment box 1 through the connecting hose 4 and the special pipe 2, the plurality of gas outlets 3 arranged on the outer wall of the special pipe 2 can ensure that the flue gas is uniformly conveyed into the treatment box 1, and the round holes 15 on the surface of the stirring blades 14 ensure that the stirring blades 14 are easy to mix bubbles in the slurry when the lime slurry is stirred, so that the flue gas and the lime slurry are more fully contacted, and the flue gas rises to the top of the treatment box 1, the flue gas is discharged from the gas outlet pipe 10 and enters the gas storage tank 6 again along the connecting hose 4 to form gas circulation, so that the sulfur dioxide in the flue gas is treated more thoroughly, and the quality of the generated desulfurized gypsum is better;

according to fig. 1, 2 and 3, after long-term use, the stirring blade 14 is aged or damaged, and the stirring blade 14 needs to be replaced, the top cover 8 is firstly opened, the rotating shaft 12 and the stirring blade 14 connected with the motor 11 are taken out, then the stirring blade 14 is rotated along the threaded column 13, so that the threaded groove 16 is separated from the threaded column 13, and then a new stirring blade 14 is replaced.

Those not described in detail in this specification are within the skill of the art.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a processing apparatus of desulfurization gypsum for power plant, is including handling case (1) and gas holder (6), its characterized in that: the inner wall of the processing box (1) is fixedly connected with a special pipe (2), one side of the special pipe (2) is provided with an air outlet (3), the outer wall of the processing box (1) is fixedly connected with a connecting hose (4), one end of the connecting hose (4) is fixedly connected with a gas circulating pump (5), the outer wall of the processing box (1) is provided with external threads (7), the top of the processing box (1) is in threaded connection with a top cover (8), the inner wall of the top cover (8) is provided with internal threads (9), the inside of the top cover (8) is fixed with an air outlet pipe (10), the inside of the top cover (8) is fixed with a motor (11), the output shaft of the motor (11) is fixedly connected with a rotating shaft (12) through a coupler, the outer wall of the rotating shaft (12) is provided with a threaded column (13), and the outer wall of the rotating shaft (12) is fixed with a stirring blade (14), and the outer wall of the stirring blade (14) is provided with a round hole (15), and one side of the stirring blade (14) is provided with a thread groove (16).

2. The apparatus for treating desulfurized gypsum for power plants according to claim 1, wherein: the number of the air outlets (3) is 22, and each 11 air outlets (3) are 1 group, and 2 groups of motors (11) are symmetrically arranged on the side wall of the special pipe (2).

3. The apparatus for treating desulfurized gypsum for power plants according to claim 1, wherein: the treatment box (1) is connected with the top cover (8) through an external thread (7) and an internal thread (9), and the bottom of the top cover (8) is in threaded connection with the top of the treatment box (1).

4. The apparatus for treating desulfurized gypsum for power plants according to claim 1, wherein: the inner surface of the top cover (8) is completely attached to the outer surface of the motor (11), and the shape and the size of the top cover (8) are matched with those of the motor (11).

5. The apparatus for treating desulfurized gypsum for power plants according to claim 1, wherein: the stirring blade (14) is fixed on the outer wall of the rotating shaft (12) through a threaded column (13) and a threaded groove (16), and the external dimension of the threaded column (13) is completely matched with the internal dimension of the threaded groove (16).

6. The apparatus for treating desulfurized gypsum for power plants according to claim 1, wherein: the quantity of stirring leaf (14) is 6, and the surface of every 1 stirring leaf (14) is provided with 14 round holes (15), and 14 round holes (15) divide into 3 rows, and 3 rows of round holes (15) are parallel to each other.