CN217058452U

CN217058452U - Flue gas waste heat recovery device for steel processing

Info

Publication number: CN217058452U
Application number: CN202220134749.5U
Authority: CN
Inventors: 姚丽芬
Original assignee: Tangshan Huifeng Steel Co ltd
Current assignee: Tangshan Huazhong Industrial Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-26
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a flue gas waste heat recovery device for steel processing, including support body and heat transfer case, the equal fixedly connected with bracing piece in both ends about the heat transfer roof portion, the top fixedly connected with rose box of bracing piece, the folding aviation baffle of inner chamber fixedly connected with of heat transfer case, the internal surface of folding aviation baffle is provided with the heat-conducting plate, the notch has all been seted up at both ends about the heat-conducting plate, the left end intercommunication of folding aviation baffle has segmentation branch pipe, the top intercommunication of segmentation branch pipe has logical cigarette board, the top intercommunication of logical cigarette board has leads the tobacco pipe. The utility model discloses a lead to the effect of cigarette board, subdivision branch pipe, folding aviation baffle, heat-conducting plate, notch, collection cigarette branch pipe, collection cigarette board and logical tobacco pipe, solved discharging fume of current boiler or curved stove etc. often all directly to the atmosphere emission, not only to the atmosphere production greenhouse effect to put its high temperature's steam on vain, wasted the problem of the energy.

Description

Flue gas waste heat recovery device for steel processing

Technical Field

The utility model relates to a heating furnace technical field specifically is a flue gas waste heat recovery device for steel processing.

Background

At present, a heating furnace is needed in the process of steel processing, but the exhaust smoke of the existing boiler or bending furnace and the like is always directly discharged to the atmosphere, so that the greenhouse effect is generated on the atmosphere, the high-temperature hot gas is discharged in vain, and the energy is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas waste heat recovery device for steel processing possesses the effectual advantage of waste heat recovery, has solved discharging fume of current boiler or bending furnace etc. and all often directly to the atmosphere emission, not only produces greenhouse effect to the atmosphere to the steam of its high temperature is released wastefully, has wasted the problem of the energy.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a flue gas waste heat recovery device for steel processing, includes support body and heat transfer case, the equal fixedly connected with bracing piece in both ends about the heat transfer roof portion, the top fixedly connected with rose box of bracing piece, the folding aviation baffle of inner chamber fixedly connected with of heat transfer case, the internal surface of folding aviation baffle is provided with the heat-conducting plate, the notch has all been seted up at both ends about the heat-conducting plate, the left end intercommunication of folding aviation baffle has the subdivision branch pipe, the top intercommunication of subdivision branch pipe has leads the cigarette board, the top intercommunication that leads to the cigarette board has leads the tobacco pipe, the right-hand member intercommunication of folding aviation baffle has a collection cigarette branch pipe, the top intercommunication of collection cigarette branch pipe has the collection cigarette board, the top intercommunication of collection cigarette board has logical tobacco pipe, and leads to the upper end of tobacco pipe and the bottom intercommunication of rose box right-hand member.

Preferably, the equal fixed mounting in both ends has the removal wheel about the support body bottom, the top fixedly connected with heat transfer case of support body.

Preferably, the left end at filter box top portion intercommunication has the pipe of discharging fume, the left end fixedly connected with active carbon filter screen of rose box inner chamber, the right-hand member fixedly connected with cotton wool filter screen of rose box inner chamber.

Preferably, the lower end on the right side of the heat exchange box is communicated with a water inlet pipe, and the upper end on the left side of the heat exchange box is communicated with a water outlet pipe.

Preferably, the number of the subdivision branch pipes and the number of the smoke collection branch pipes are multiple, and the distances between the adjacent subdivision branch pipes or the distances between the adjacent smoke collection branch pipes are equal.

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

1. the utility model moves the device to the working position by the moving wheel, and under the assistance of the water inlet pipe and the water outlet pipe, the flowing water body is introduced into the heat exchange box, then the high temperature flue gas is introduced into the smoke guide plate through the smoke guide pipe, then the gas is dispersed and enters the folding air deflector through the subdivision branch pipes, thereby the contact area of the high temperature flue gas and the heat exchange water body is improved, after the high temperature gas impacts the heat conduction plate, and under the assistance of the groove opening, the flowing high temperature gas is in the condition of mutually mixed flowing, the heat exchange rate of the high temperature flue gas and the flowing water body is further improved, then the flue gas after heat exchange enters the filter box through the smoke collection branch pipe, the smoke collection plate and the smoke guide pipe, thereby the device achieves the purpose of good waste heat recovery effect, solves the smoke discharge of the existing boiler or bending furnace, and the like, and is always directly discharged to the atmosphere, not only generates greenhouse effect to the atmosphere, and the high-temperature hot gas is discharged in vain, thereby wasting energy.

2. The utility model discloses an effect of rose box, and under the assistance of active carbon filter screen and cotton wool filter screen, can realize filtering the flue gas after the waste heat recovery, avoid polluting all ring edge borders.

Drawings

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

FIG. 2 is a schematic view of the heat-conducting plate of the present invention;

fig. 3 is a schematic view of the matching structure of the smoke-through plate and the subdivided branch pipe of the present invention.

In the figure: 1. a frame body; 2. a moving wheel; 3. folding the air deflector; 4. a heat conducting plate; 5. a water outlet pipe; 6. subdividing branch pipes; 7. a smoke passing plate; 8. a smoke guide pipe; 9. a smoke exhaust pipe; 10. a filter box; 11. an active carbon filter screen; 12. a cotton wool filter screen; 13. a support bar; 14. a smoke pipe is led; 15. a smoke collecting plate; 16. a smoke collecting branch pipe; 17. a heat exchange box; 18. a water inlet pipe; 19. a notch.

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.

Referring to fig. 1-3, a flue gas waste heat recovery device for steel processing comprises a frame body 1 and a heat exchange box 17, wherein the left and right ends of the top of the heat exchange box 17 are fixedly connected with support rods 13, the top of the support rods 13 is fixedly connected with a filter box 10, the inner cavity of the heat exchange box 17 is fixedly connected with a folding air deflector 3, the inner surface of the folding air deflector 3 is provided with a heat conduction plate 4, the left and right ends of the heat conduction plate 4 are respectively provided with a notch 19, the left end of the folding air deflector 3 is communicated with a subdivision branch pipe 6, the top of the subdivision branch pipe 6 is communicated with a smoke-through plate 7, the top of the smoke-through plate 7 is communicated with a smoke-guiding pipe 8, the right end of the folding air deflector 3 is communicated with a smoke-collecting branch pipe 16, the top of the smoke-collecting branch pipe 16 is communicated with a smoke-collecting plate 15, the top of the smoke-collecting plate 15 is communicated with a smoke-through pipe 14, the upper end of the smoke-through pipe 14 is communicated with the bottom of the right end of the filter box 10, after the device is moved to a working position by a moving wheel 2, under the assistance of the water inlet pipe 18 and the water outlet pipe 5, the flowing water body is introduced into the heat exchange box 17, then the high-temperature flue gas is introduced into the flue gas introducing plate 7 through the flue gas guide pipe 8, then, the gas is dispersed into the folding air deflector 3 through the subdivision branch pipe 6, thereby increasing the contact area of the high-temperature flue gas and the heat exchange water body, after the high-temperature gas impacts the heat conducting plate 4 and under the assistance of the groove opening 19, the flowing high-temperature gas is in the condition of mutually mixed flowing, the heat exchange rate of the high-temperature flue gas and the flowing water body is further improved, then, the flue gas after heat exchange enters the filter box 10 through the flue gas collecting branch pipe 16, the flue gas collecting plate 15 and the flue gas passing pipe 14, thereby make this device reach the effectual purpose of waste heat recovery, the effect of rose box 10, and under the assistance of active carbon filter screen 11 and cotton wool filter screen 12, can realize filtering the flue gas after the waste heat recovery, avoid polluting all around environment.

The equal fixed mounting in both ends has removal wheel 2 about 1 bottom of support body, and the top fixedly connected with heat transfer case 17 of support body 1.

The left end at the top of the filter box 10 is communicated with a smoke exhaust pipe 9, the left end of the inner cavity of the filter box 10 is fixedly connected with an activated carbon filter screen 11, and the right end of the inner cavity of the filter box 10 is fixedly connected with a cotton wool filter screen 12.

The lower end of the right side of the heat exchange box 17 is communicated with a water inlet pipe 18, and the upper end of the left side of the heat exchange box 17 is communicated with a water outlet pipe 5.

The number of the branch dividing pipes 6 and the number of the branch collecting pipes 16 are both multiple, and the distances between the adjacent branch dividing pipes 6 or branch collecting pipes 16 are equal.

When in use, after the device is moved to a working position by the moving wheel 2, and with the assistance of the water inlet pipe 18 and the water outlet pipe 5, flowing water is introduced into the heat exchange box 17, then, high-temperature flue gas is introduced into the smoke passing plate 7 through the smoke guide pipe 8, then, the gas is dispersed into the folding air deflector 3 through the subdivision branch pipe 6, so that the contact area of the high-temperature flue gas and the heat exchange water is increased, after the high-temperature gas impacts the heat conduction plate 4, and under the assistance of the groove opening 19, the flowing high-temperature gas is in the condition of mutual mixing and flowing, so that the heat exchange rate of the high-temperature flue gas and the flowing water is further increased, then, the flue gas after heat exchange enters the filter box 10 through the smoke collection branch pipe 16, the smoke collection plate 15 and the smoke passing pipe 14, so that the device achieves the purpose of good waste heat recovery effect, under the action of the filter box 10, and with the assistance of the activated carbon filter screen 11 and the absorbent cotton filter screen 12, can realize filtering to the flue gas after waste heat recovery, avoid polluting all around environment.

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. The utility model provides a flue gas waste heat recovery device for steel processing, includes support body (1) and heat transfer case (17), its characterized in that: the left end and the right end of the top of the heat exchange box (17) are fixedly connected with supporting rods (13), the top of each supporting rod (13) is fixedly connected with a filter box (10), an inner cavity of the heat exchange box (17) is fixedly connected with a folding air deflector (3), a heat conducting plate (4) is arranged on the inner surface of the folding air deflector (3), notches (19) are formed in the left end and the right end of the heat conducting plate (4), the left end of the folding air deflector (3) is communicated with a subdivision branch pipe (6), the top of the subdivision branch pipe (6) is communicated with a smoke guide plate (7), the top of the smoke guide plate (7) is communicated with a smoke guide pipe (8), the right end of the folding air deflector (3) is communicated with a smoke collection branch pipe (16), the top of the smoke collection branch pipe (16) is communicated with a smoke collection plate (15), and the top of the smoke collection plate (15) is communicated with a smoke guide pipe (14), and the upper end of the smoke through pipe (14) is communicated with the bottom of the right end of the filter box (10).

2. The flue gas waste heat recovery device for steel processing according to claim 1, characterized in that: the equal fixed mounting in both ends has removal wheel (2) about support body (1) bottom, the top fixedly connected with heat exchange box (17) of support body (1).

3. The flue gas waste heat recovery device for steel processing according to claim 1, characterized in that: the left end intercommunication at rose box (10) top has smoke exhaust pipe (9), the left end fixedly connected with active carbon filter screen (11) of rose box (10) inner chamber, the right-hand member fixedly connected with cotton wool filter screen (12) of rose box (10) inner chamber.

4. The flue gas waste heat recovery device for steel processing according to claim 1, characterized in that: the lower end on the right side of the heat exchange box (17) is communicated with a water inlet pipe (18), and the upper end on the left side of the heat exchange box (17) is communicated with a water outlet pipe (5).

5. The flue gas waste heat recovery device for steel processing according to claim 1, characterized in that: the number of the subdivision branch pipes (6) and the number of the smoke collection branch pipes (16) are both multiple, and the distances between the adjacent subdivision branch pipes (6) or the smoke collection branch pipes (16) are equal.