CN217978868U

CN217978868U - Flue gas heating device

Info

Publication number: CN217978868U
Application number: CN202221699906.3U
Authority: CN
Inventors: 孙新刚
Original assignee: Qingdao Aiprate Environmental Protection Technology Co ltd
Current assignee: Qingdao Aiprate Environmental Protection Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-06
Anticipated expiration: 2032-06-30

Abstract

The utility model relates to a flue gas treatment facility technical field specifically is a flue gas heating device, including heated warehouses, the hot-blast furnace is installed to heated warehouses's one end, and heated warehouses's inside is provided with first baffle and second baffle, and first baffle and second baffle are cut apart into the triplex with heated warehouses's inside, are first heating air duct, second heating air duct, third heating air duct respectively, and the back flow is installed at heated warehouses' top. Among this flue gas heating device, through first baffle and the inside a plurality of passageways of cutting apart into of second baffle that wherein set up the heated warehouses, thereby increase the route that the flue gas flows, and guarantee fine heating effect through a plurality of electric heating pipe of even setting, thereby guarantee that the moisture of flue gas effectively gets rid of, make the flue gas discharge smoothly, and can increase the flue gas temperature through the hot-blast furnace, further guarantee the moisture evaporation effect, and make flue gas and electric heating pipe fully contact and realize the heat transfer, guarantee that the flue gas temperature risees.

Description

Flue gas heating device

Technical Field

The utility model relates to a flue gas treatment facility technical field, specifically speaking relates to a flue gas heating device.

Background

In the process of treating the flue gas in industrial production, the flue gas needs to be washed, and because the temperature of the washed flue gas is low and the flue gas is seriously watered, the flue gas is directly discharged to cause great pollution, and the moisture can be liquefied into water drops, so that the white smoke plume phenomenon appears in the flue gas to cause external environmental pollution.

Although the existing flue gas heater can heat flue gas to a certain extent, the heating process is short, the flue gas cannot be sufficiently heated, and the flue gas discharged still contains a large amount of moisture, so that the external environment is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas heating device to solve the problem that proposes in the above-mentioned background art.

In order to realize the above purpose, the utility model provides a flue gas heating device, including the heated warehouses, the hot-blast furnace is installed to the one end of heated warehouses, the inside of heated warehouses is provided with first baffle and second baffle, first baffle and second baffle are cut apart into the triplex with the inside of heated warehouses, are first heating wind channel, second heating wind channel, third heating wind channel respectively, the back flow is installed at the top of heated warehouses, a plurality of electric heating pipe are evenly installed to the inside of heated warehouses, the middle part top of back flow is connected with the pipe of discharging fume, the one end top of heated warehouses is connected with into the tobacco pipe.

Preferably, the bottom of the heating chamber is provided with a bottom plate.

Preferably, one side of the heating bin, which is close to the hot blast stove, is provided with an air inlet.

Preferably, a deflector is obliquely arranged on one side, close to the air inlet, of the interior of the heating bin.

Preferably, a bin door is arranged on the outer wall of one side of the heating bin.

Preferably, a buffer bin is arranged in the middle of the return pipe.

Preferably, a valve is arranged on the smoke exhaust pipe.

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

among this flue gas heating device, through first baffle and the inside a plurality of passageways of cutting apart into of second baffle that wherein set up the heated warehouses, thereby increase the route that the flue gas flows, and guarantee fine heating effect through a plurality of electric heating pipe of even setting, thereby guarantee that the moisture of flue gas effectively gets rid of, make the flue gas discharge smoothly, and can increase the flue gas temperature through the hot-blast furnace, further guarantee the moisture evaporation effect, and make flue gas and electric heating pipe fully contact and realize the heat transfer, guarantee that the flue gas temperature risees.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the structure of the internal heating air duct of the present invention.

The various reference numbers in the figures mean:

1. heating a bin; 11. a base plate; 12. an air inlet; 13. a first separator; 14. a second separator; 15. a baffle; 16. a bin gate; 17. an electric heating tube; 2. a hot blast stove; 21. a support; 3. a return pipe; 31. a buffer bin; 311. a smoke exhaust pipe; 312. a valve; 4. a smoke inlet pipe; 5. a first heating air duct; 6. a second heating air duct; 7. and a third heating air duct.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the definitions of "first", "second" and "third" features may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a flue gas heating device, as shown in fig. 1-fig. 3, including heated warehouses 1, hot-blast furnace 2 is installed to heated warehouses 1's one end, heated warehouses 1's inside is provided with first baffle 13 and second baffle 14, first baffle 13 and second baffle 14 are cut apart into the triplex with heated warehouses 1's inside, be first heating duct 5 respectively, second heating duct 6, third heating duct 7, the flue gas gets into heated warehouses 1 back, along first heating duct 5, second heating duct 6, third heating duct 7 flows, guarantee to heat with electric heating pipe 17 abundant contact, back flow 3 is installed at heated warehouses 1's top, continue the backward flow to carry out circulation heating after being used for the flue gas heats the flue gas in the heated warehouses thoroughly, guarantee moisture abundant evaporation, heated warehouses 1's inside is vertical evenly installed a plurality of electric heating pipe 17, back flow 3's middle part top is connected with smoke exhaust pipe 311, be used for the flue gas discharges, heated warehouses 1 one end top is connected with into tobacco pipe 4, make things convenient for the flue gas gets into.

In this embodiment, the bottom plate 11 is installed to the bottom of heating chamber 1 for with heating chamber 1 bottom sprag, and isolated with ground, avoid weing.

Specifically, an air inlet 12 is arranged at one side of the heating chamber 1 close to the hot blast stove 2, and is used for introducing hot air, so as to ensure that the flue gas is driven to flow rapidly, and the temperature of the flue gas is raised rapidly.

Furthermore, a guide plate 15 is obliquely arranged on one side of the interior of the heating bin 1 close to the air inlet 12, so that the introduced flue gas can smoothly enter the first heating air duct 5 for heating.

Furthermore, a bin door 16 is arranged on the outer wall of one side of the heating bin 1, so that the heating bin 1 can be conveniently opened, and maintenance and cleaning are convenient.

Furthermore, the middle part of the return pipe 3 is provided with a buffer bin 31, so that the slow flow of the flue gas in the buffer bin 31 is ensured, and the flowing flue gas is prevented from being too fast.

Furthermore, a valve 312 is installed on the smoke exhaust pipe 311, which facilitates opening and closing of the smoke exhaust pipe 311.

The utility model discloses a flue gas heating device is when using, at first let in the inside of heated warehouses 1 with the flue gas from advancing tobacco pipe 4, the flue gas passes through guide plate 15 water conservancy diversion and gets into first heating wind channel 5, get into second heating wind channel 6 again in proper order, third heating wind channel 7, the flue gas is in heated warehouses 1 through contacting with electric heating pipe 17, heat the flue gas and heat up, make its inside moisture continuously evaporate, guarantee the drying of flue gas, the flue gas through the heating gets into in back flow 3, flow back again in heated warehouses 1, carry out the intensive heating, thoroughly dry flue gas through a lot of heating is through discharging fume pipe 311 outwards, when heating, let in appropriate amount hot-blast through hot-blast furnace 2 in to heated warehouses 1, thereby guarantee the flue gas intensive heating in the heated warehouses 1, realize the rapid heating of flue gas, guarantee sufficient drying.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a flue gas heating device, includes heated warehouses (1), its characterized in that: hot-blast furnace (2) are installed to the one end of heated warehouses (1), the inside of heated warehouses (1) is provided with first baffle (13) and second baffle (14), first baffle (13) and second baffle (14) are cut apart into the triplex with the inside of heated warehouses (1), are first hot air duct (5), second hot air duct (6), third hot air duct (7) respectively, back flow (3) are installed at the top of heated warehouses (1), a plurality of electric heating pipe (17) are vertically evenly installed in the inside of heated warehouses (1), the middle part top of back flow (3) is connected with smoke exhaust pipe (311), the one end top of heated warehouses (1) is connected with into tobacco pipe (4).

2. The flue gas heating apparatus of claim 1, wherein: and a bottom plate (11) is arranged at the bottom of the heating bin (1).

3. The flue gas heating apparatus of claim 1, wherein: and an air inlet (12) is formed in one side of the heating bin (1) close to the hot blast stove (2).

4. The flue gas heating apparatus of claim 1, wherein: and a guide plate (15) is obliquely arranged on one side, close to the air inlet (12), of the interior of the heating bin (1).

5. The flue gas heating apparatus of claim 1, wherein: and a bin door (16) is arranged on the outer wall of one side of the heating bin (1).

6. The flue gas heating apparatus of claim 1, wherein: the middle part of the return pipe (3) is provided with a buffer bin (31).

7. The flue gas heating apparatus of claim 1, wherein: and a valve (312) is arranged on the smoke exhaust pipe (311).