CN217441052U

CN217441052U - Flue gas anti-escape desulphurization unit

Info

Publication number: CN217441052U
Application number: CN202221724932.7U
Authority: CN
Inventors: 郭庆; 杨占福; 尚飞; 蔺海刚; 贾云龙
Original assignee: Ordos Jinlong Construction And Installation Co ltd
Current assignee: Ordos Jinlong Construction And Installation Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-09-16
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a loss desulfurization device is prevented escaping by flue gas, wherein, a flue gas escape desulfurization device includes flue gas cooling box, desulfurization case, one side fixedly connected with of flue gas cooling box discharges fume the pipe, one side fixedly connected with of desulfurization case receives the tobacco pipe, receive the tobacco pipe, discharge fume the equal fixedly connected with flange in one side of pipe, two be provided with the sealing ring between the flange, the one end fixedly connected with of sealing ring has the bulging circle, the surface of flange is provided with the bent plate, receive the tobacco pipe, discharge fume the outer fixed surface of pipe and be connected with the shell, the equal threaded connection in both sides of shell has a plurality of threaded rod, one side fixedly connected with fixed block of threaded rod, the opposite side fixedly connected with carousel of threaded rod, one side fixedly connected with crank of carousel. Through setting up bent plate, sealing ring, bulging circle, carry out inside and outside two-way seal, isolated gas business turn over can prevent gas escape effectively.

Description

Flue gas anti-escape desulphurization unit

Technical Field

The utility model relates to a prevent that flue gas escapes technical field, in particular to escape desulfurization device is prevented escaping by flue gas.

Background

With the development of industry and the improvement of living standard of people, the demand of people on energy is continuously increased, the sulfur oxide in the coal-fired flue gas becomes a main cause of air pollution, the reduction of the sulfur oxide emission becomes a current urgent need for atmospheric environment treatment, and the desulfurization technology can be divided into a dry method, a semi-dry method and a wet method according to the forms of sulfide absorbents and byproducts. And (3) dry desulfurization: the main is the desulfurization in a circulating fluidized bed reactor. And (2) wet method: the wet method comprises the steps of pressurizing the boiler flue gas by a booster fan, exchanging heat by a gas-gas heat exchanger, cooling the flue gas, allowing the flue gas to enter a desulfurizing tower, allowing the flue gas to flow through the desulfurizing tower from bottom to top, forming reverse flow with limestone and lime slurry from top to bottom, and simultaneously carrying out heat exchange and chemical reaction to remove SO2 in the flue gas. Semi-drying: spray drying flue gas desulfurization and circulating fluidized bed flue gas desulfurization. In the desulfurization method, the sulfide in the flue gas is removed, so that the aim of multi-flue gas desulfurization is fulfilled.

The applicant is applying the utility model discloses the time, through the retrieval, discover chinese patent and disclose a "flue gas desulphurization device", its application number is "cn201820692123. x", this patent is mainly through the smoke and dust filter screen that sets up, the flue gas gets into in the waste heat recovery case from the intake pipe, the dust or the particulate matter etc. in the flue gas are filtered to the smoke and dust filter screen, filter the dust or the particulate matter that fall scattered to the dust collection box in, moreover, the steam generator is simple in structure, simply clear away the dust or the particulate matter in the flue gas conveniently, dust or particulate matter pollution external environment has been avoided effectively, it still contains a large amount of dusts etc. still to have solved the flue gas after handling, discharge the problem of external pollution external environment.

However, when the above patent is used and the pipelines are connected, the connecting points are butted through the flange structures, the end surfaces of the connecting points are not sealed enough, and the gas escape phenomenon is easy to occur when the connecting device is used for a long time, so that the gas which is not desulfurized enters the atmosphere, and the atmosphere is polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a flue gas and prevent escaping desulfurization device, main innovation point:

1. through setting up crooked board, sealing ring, bulging looper, carry out inside and outside two-way sealing, isolated gas business turn over can prevent gas escape effectively.

2. Through setting up threaded rod, fixed block, can be more convenient fix the flange, and the regulation pretightning force that can be nimble as required is convenient for carry out effectual control and regulation to the leakproofness of discharging fume between tub and the receipts tobacco pipe.

To achieve the above object, there is provided a flue gas anti-escape desulphurization device, comprising: the device comprises a flue gas cooling box and a desulfurization box, wherein a smoke exhaust pipe is fixedly connected to one side of the flue gas cooling box, a smoke collecting pipe is fixedly connected to one side of the desulfurization box, flanges are fixedly connected to one sides of the smoke collecting pipe and the smoke exhaust pipe, a sealing ring is arranged between the two flanges, one end of the sealing ring is fixedly connected with a bulging ring, and a bending plate is arranged on the outer surface of the flange;

the outer surface of the smoke collecting pipe and the outer surface of the smoke discharging pipe are fixedly connected with a shell, a plurality of threaded rods are in threaded connection with the two sides of the shell, one sides of the threaded rods are fixedly connected with fixing blocks, and the other sides of the threaded rods are fixedly connected with turnplates.

According to the flue gas anti-escape desulphurization device, one side of the flue gas cooling box is fixedly connected with an air inlet pipe.

According to the flue gas anti-escape desulphurization device, one side of the desulphurization box is fixedly connected with the exhaust pipe.

According to the flue gas escape-proof desulphurization device, one side of the fixed block is fixedly connected with a protective pad.

According to the flue gas escape-proof desulphurization device, one side of the rotary disc is fixedly connected with a crank.

According to the flue gas escape-proof desulphurization device, one side of the shell is fixedly connected with a connecting block, and one side of the connecting block is provided with a fixing bolt.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

FIG. 1 is a front view of a device for preventing the escape of flue gas from desulfurization provided by the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the device for preventing the escape of flue gas from the desulfurization chamber;

FIG. 3 is a perspective view of the housing of the flue gas anti-escape desulfurization device of the present invention;

fig. 4 is a perspective view of the turntable of the flue gas anti-escape desulfurization device provided by the utility model.

Illustration of the drawings:

1. an air inlet pipe; 2. a flue gas cooling tank; 3. a smoke exhaust pipe; 4. a housing; 5. collecting a smoke pipe; 6. a desulfurization box; 7. an exhaust pipe; 8. a crank; 9. a turntable; 10. a threaded rod; 11. a protective pad; 12. a fixed block; 13. a flange; 14. bending the plate; 15. a seal ring; 16. looping; 17. connecting blocks; 18. and (5) fixing the bolt.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

Referring to fig. 1-4, the embodiment of the present invention provides a flue gas escape-proof desulfurization device, which includes a flue gas cooling box 2 and a desulfurization box 6, wherein one side of the flue gas cooling box 2 is fixedly connected with a smoke exhaust pipe 3, one side of the desulfurization box 6 is fixedly connected with a smoke collecting pipe 5, one side of the smoke collecting pipe 5 and one side of the smoke exhaust pipe 3 are both fixedly connected with flanges 13, a sealing ring 15 is arranged between the two flanges 13, one end of the sealing ring 15 is fixedly connected with a bulging ring 16, the outer surface of the flange 13 is provided with a bending plate 14, and through the arrangement of the bending plate 14, the sealing ring 15 and the bulging ring 16, internal and external bidirectional sealing is performed, so that gas is isolated from entering and exiting, and gas escape can be effectively prevented;

receive tobacco pipe 5, the outer fixed surface of discharging fume pipe 3 is connected with shell 4, the equal threaded connection in both sides of shell 4 has a plurality of threaded rod 10, one side fixedly connected with fixed block 12 of threaded rod 10, the opposite side fixedly connected with carousel 9 of threaded rod 10, through setting up threaded rod 10, fixed block 12, carousel 9, can fix flange 13 more conveniently, and can be as required nimble regulation pretightning force, be convenient for carry out effectual control and regulation to the leakproofness between discharging fume pipe 3 and the receipts tobacco pipe 5.

One side fixedly connected with intake pipe 1 of flue gas cooler 2, one side fixedly connected with blast pipe 7 of desulfurization case 6, one side fixedly connected with protection pad 11 of fixed block 12, one side fixedly connected with crank 8 of carousel 9, through setting up crank 8, conveniently drive carousel 9 and rotate, one side fixedly connected with connecting block 17 of shell 4, one side of connecting block 17 is provided with fixing bolt 18, through setting up fixing bolt 18, conveniently be fixed in the shell 4 and receive tobacco pipe 5, the surface of tub 3 of discharging fume.

The working principle is as follows: this loss sulphur device is prevented escaping by flue gas, when using, fix shell 4 through fixing bolt 18, overlap in receipts tobacco pipe 5, the surface of the pipe 3 of discharging fume, through rotating crank 8, crank 8 drives carousel 9 and rotates, carousel 9 drives threaded rod 10 and rotates, and then drive fixed block 12 and remove, will receive tobacco pipe 5, the flange 13 of the pipe 3 of discharging fume closely laminates, fix, rethread bent plate 14, sealing ring 15, drum ring-rise 16, carry out inside and outside two way seal, isolated gas business turn over, can prevent gas escape effectively.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A flue gas anti-escape desulphurization device, comprising: the smoke exhaust device comprises a smoke cooling box (2) and a desulfurization box (6), wherein a smoke exhaust pipe (3) is fixedly connected to one side of the smoke cooling box (2), a smoke collecting pipe (5) is fixedly connected to one side of the desulfurization box (6), flanges (13) are fixedly connected to one sides of the smoke collecting pipe (5) and the smoke exhaust pipe (3), a sealing ring (15) is arranged between the two flanges (13), one end of the sealing ring (15) is fixedly connected with a bulging ring (16), and a bent plate (14) is arranged on the outer surface of each flange (13);

the outer surface of the smoke collecting pipe (5) and the outer surface of the smoke discharging pipe (3) are fixedly connected with a shell (4), the two sides of the shell (4) are respectively in threaded connection with a plurality of threaded rods (10), one side of each threaded rod (10) is fixedly connected with a fixed block (12), and the other side of each threaded rod (10) is fixedly connected with a turntable (9).

2. The device for preventing the escape of flue gas from desulfurization of claim 1, wherein an air inlet pipe (1) is fixedly connected to one side of the flue gas cooling tank (2).

3. The device for preventing the escape of flue gas from desulfurization according to claim 1, wherein an exhaust pipe (7) is fixedly connected to one side of the desulfurization box (6).

4. The device for preventing the escape of flue gas from desulfurization of claim 1, wherein a protective pad (11) is fixedly connected to one side of the fixed block (12).

5. A flue gas anti-escape desulphurization device according to claim 1, characterized in that a crank (8) is fixedly connected to one side of the turntable (9).

6. The device for preventing the escape of flue gas from desulfurization of claim 1, wherein a connecting block (17) is fixedly connected to one side of the housing (4), and a fixing bolt (18) is arranged on one side of the connecting block (17).