CN216245614U

CN216245614U - Low-temperature industrial furnace flue gas waste heat power generation device

Info

Publication number: CN216245614U
Application number: CN202122825844.8U
Authority: CN
Inventors: 王正郁; 屈丰宏; 滕雪松
Original assignee: Daxiganling Forest Energy Technology Co ltd
Current assignee: Daxiganling Forest Energy Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a low-temperature industrial furnace flue gas waste heat power generation device which comprises a dust removal box, wherein the left side of the dust removal box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating rod, the right side of the rotating rod is fixedly connected with a telescopic rod, the right end of the telescopic rod is fixedly connected with a hairbrush, an electrostatic dust removal net is arranged in an inner cavity of the dust removal box, the bottom of the left side of the dust removal box is communicated with an air inlet pipe, the top of the right side of the dust removal box is communicated with a fan, and the air outlet end of the fan is communicated with a three-way valve. According to the utility model, through the matching use of the dust removal box, the driving motor, the rotating rod, the telescopic rod, the brush, the electrostatic dust removal net, the air inlet pipe, the fan, the three-way valve, the conveying pipe, the heating box, the heating plate, the heating pipe, the steam generator, the preheating box, the preheating pipe, the water suction pump and the water inlet pipe, the surface of the electrostatic dust removal net can be regularly cleaned, the dust blockage is prevented, and the waste heat utilization efficiency is improved.

Description

Low-temperature industrial furnace flue gas waste heat power generation device

Technical Field

The utility model relates to the technical field of waste heat recovery, in particular to a low-temperature industrial furnace flue gas waste heat power generation device.

Background

The waste heat refers to sensible heat and latent heat which are not reasonably utilized in original design in a shipped industrial enterprise energy consumption device, and comprises high-temperature waste gas waste heat, cooling medium waste heat, waste steam waste water waste heat, high-temperature product and slag waste heat, chemical reaction waste heat, combustible waste gas waste liquid, waste material waste heat and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-temperature industrial furnace flue gas waste heat power generation device which has the advantage of good flue gas purification effect and solves the problems that when an electrostatic dust removal technology is adopted for flue gas purification in use, the flue gas purification efficiency is reduced due to the fact that the flue gas cannot be cleaned in time, and the subsequent waste heat power generation is greatly influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the low-temperature industrial furnace flue gas waste heat power generation device comprises a dust removal box, wherein a driving motor is fixedly connected to the left side of the dust removal box, a rotating rod is fixedly connected to the output end of the driving motor, a telescopic rod is fixedly connected to the right side of the rotating rod, a brush is fixedly connected to the right end of the telescopic rod, an electrostatic dust removal net is arranged in the inner cavity of the dust removal box, an air inlet pipe is communicated with the bottom of the left side of the dust removal box, a fan is communicated with the top of the right side of the dust removal box, an air outlet end of the fan is communicated with a three-way valve, a conveying pipe is communicated with the right side of the three-way valve, a heating box is arranged on the right side of the dust removal box, a heating plate is fixedly connected to the inner wall of the heating box, a heating pipe is fixedly connected to the inner cavity of the heating plate, a steam generator is communicated with the top of the heating box through a pipeline, a preheating box is arranged on the right side of the heating box, and a preheating pipe is arranged at the bottom of the inner cavity of the preheating box, the left side fixedly connected with suction pump of preheating cabinet inner chamber, the right side intercommunication at preheating cabinet top has the inlet tube.

Preferably, the shapes of the dust removal box, the rotating rod and the electrostatic dust removal net are circular, and the right side of the hairbrush is in contact with the left side of the electrostatic dust removal net.

Preferably, the surface cover of telescopic link is equipped with the spring, the left end and the bull stick fixed connection of spring, the right-hand member and the brush fixed connection of spring.

Preferably, the bottom of the three-way valve is communicated with a cleaning pipe, and the surfaces of the conveying pipe and the cleaning pipe are communicated with an automatic control valve.

Preferably, the right end of the conveying pipe is communicated with a heating pipe, and the other end of the heating pipe is communicated with a preheating pipe.

Preferably, the right sides of the heating box and the inner cavity of the preheating box are fixedly connected with liquid level sensors, the water outlet end of the water suction pump is communicated with the heating box, and the other end of the preheating pipe is communicated with an air outlet pipe.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matched use of the dust removal box, the driving motor, the rotating rod, the telescopic rod, the brush, the electrostatic dust removal net, the air inlet pipe, the fan, the three-way valve, the conveying pipe, the heating box, the heating plate, the heating pipe, the steam generator, the preheating box, the preheating pipe, the water suction pump and the water inlet pipe, the surface of the electrostatic dust removal net can be regularly cleaned, the dust blockage is prevented, the waste heat utilization efficiency is improved, and the problems that when the electrostatic dust removal technology is adopted for flue gas purification in use, the flue gas purification efficiency is reduced and the subsequent waste heat power generation is greatly influenced due to the fact that the flue gas cannot be cleaned in time are solved.

2. The utility model enables the brush to be always tightly attached to the surface of the electrostatic dust removal net through the arrangement of the spring, can discharge the dust generated when the electrostatic dust removal net is cleaned outwards through the arrangement of the cleaning pipe, and can timely master the residual water amount in the heating box and the preheating box through the arrangement of the liquid level sensor.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the preheating chamber according to the present invention;

fig. 3 is an enlarged view of the utility model at a in fig. 1.

In the figure: 1. a dust removal box; 2. a drive motor; 3. a rotating rod; 4. a telescopic rod; 5. a brush; 6. an electrostatic dust removal screen; 7. an air inlet pipe; 8. a fan; 9. a three-way valve; 10. a delivery pipe; 11. a heating box; 12. heating plates; 13. heating a tube; 14. a steam generator; 15. a preheating box; 16. a preheating pipe; 17. a water pump; 18. a water inlet pipe; 19. a spring; 20. cleaning the pipe; 21. a liquid level sensor; 22. and an air outlet pipe.

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. 1-3, the low-temperature industrial furnace flue gas waste heat power generation device comprises a dust removal box 1, wherein the dust removal box 1, a rotating rod 3 and an electrostatic dust removal net 6 are all circular in shape, the right side of a hairbrush 5 is in contact with the left side of the electrostatic dust removal net 6, the hairbrush 5 is always tightly attached to the surface of the electrostatic dust removal net 6 through a spring 19, dust generated during cleaning of the electrostatic dust removal net 6 can be discharged outwards through a cleaning pipe 20, the residual water amount in a heating box 11 and a preheating box 15 can be timely mastered through a liquid level sensor 21, the left side of the dust removal box 1 is fixedly connected with a driving motor 2, the output end of the driving motor 2 is fixedly connected with the rotating rod 3, the right side of the rotating rod 3 is fixedly connected with a telescopic rod 4, the surface of the telescopic rod 4 is sleeved with the spring 19, the left end of the spring 19 is fixedly connected with the rotating rod 3, and the right end of the spring 19 is fixedly connected with the hairbrush 5, the right end of the telescopic rod 4 is fixedly connected with a hairbrush 5, the inner cavity of the dust removal box 1 is provided with an electrostatic dust removal net 6, the bottom of the left side of the dust removal box 1 is communicated with an air inlet pipe 7, the top of the right side of the dust removal box 1 is communicated with a fan 8, the air outlet end of the fan 8 is communicated with a three-way valve 9, the bottom of the three-way valve 9 is communicated with a cleaning pipe 20, the surfaces of the conveying pipe 10 and the cleaning pipe 20 are both communicated with a self-control valve, the right side of the three-way valve 9 is communicated with a conveying pipe 10, the right end of the conveying pipe 10 is communicated with a heating pipe 13, the other end of the heating pipe 13 is communicated with a preheating pipe 16, the right side of the dust removal box 1 is provided with a heating box 11, the right sides of the inner cavities of the heating box 11 and the preheating box 15 are both fixedly connected with a liquid level sensor 21, the water outlet end of a water suction pump 17 is communicated with the heating box 11, the other end of the preheating pipe 16 is communicated with an air outlet pipe 22, the inner wall of the heating box 11 is fixedly connected with a heating plate 12, the inner cavity of the heating plate 12 is fixedly connected with the heating pipe 13, the top of the heating box 11 is communicated with a steam generator 14 through a pipeline, the right side of the heating box 11 is provided with a preheating box 15, the bottom of the inner cavity of the preheating box 15 is provided with a preheating pipe 16, the left side of the inner cavity of the preheating box 15 is fixedly connected with a water suction pump 17, the right side of the top of the preheating box 15 is communicated with a water inlet pipe 18, the surface of the electrostatic dust collection net 6 can be regularly cleaned through the matching use of the dust collection box 1, the driving motor 2, the rotating rod 3, the telescopic rod 4, the brush 5, the electrostatic dust collection net 6, the air inlet pipe 7, the fan 8, the three-way valve 9, the conveying pipe 10, the heating box 11, the heating plate 12, the heating pipe 13, the steam generator 14, the preheating box 15, the preheating pipe 16, the water suction pump 17 and the water inlet pipe 18, the dust blockage is prevented, the waste heat utilization efficiency is improved, and the problem that the cleaning cannot be carried out in time when the flue gas purification is carried out by adopting the electrostatic dust collection technology in use is solved, the flue gas purification efficiency is reduced, and the subsequent waste heat power generation is greatly influenced.

When the device is used, waste heat smoke enters the dust removal box 1 through the air inlet pipe 7, the electrostatic dust removal net 6 is used for carrying out dust removal treatment, the fan 8 generates suction to convey the dust-removed smoke to the heating box 11, water in the heating box 11 is heated, generated steam is conveyed to the steam generator 14 through a pipeline to generate power, the waste heat is conveyed to the preheating pipe 16 to preheat water in the preheating box 15, when the liquid level sensor 21 detects that the water level in the heating box 11 is low, the water preheated in the preheating box 15 is conveyed to the heating box 11 through the water suction pump 17 to continuously generate steam, when the electrostatic dust removal net 6 needs to be cleaned, the automatic control valve on the surface of the conveying pipe 10 is closed, the driving motor 2 drives the brush 5 to rotate through the rotating rod 3, and the brush 5 brushes dust on the surface of the electrostatic dust removal net 6 and discharges the dust outwards through the cleaning pipe 20.

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. Low temperature type industrial furnace flue gas waste heat power generation facility, including dust removal case (1), its characterized in that: the dust removal device is characterized in that a driving motor (2) is fixedly connected to the left side of the dust removal box (1), a rotating rod (3) is fixedly connected to the output end of the driving motor (2), a telescopic rod (4) is fixedly connected to the right side of the rotating rod (3), a brush (5) is fixedly connected to the right end of the telescopic rod (4), an electrostatic dust removal net (6) is arranged in an inner cavity of the dust removal box (1), an air inlet pipe (7) is communicated with the left bottom of the dust removal box (1), a fan (8) is communicated with the top of the right side of the dust removal box (1), a three-way valve (9) is communicated with the air outlet end of the fan (8), a conveying pipe (10) is communicated with the right side of the three-way valve (9), a heating box (11) is arranged on the right side of the dust removal box (1), a heating plate (12) is fixedly connected to the inner wall of the heating box (11), and a heating pipe (13) is fixedly connected to the inner cavity of the heating plate (12), the top of heating cabinet (11) is passed through the pipeline intercommunication and is had steam generator (14), the right side of heating cabinet (11) is provided with preheating cabinet (15), the bottom of preheating cabinet (15) inner chamber is provided with preheating tube (16), the left side fixedly connected with suction pump (17) of preheating cabinet (15) inner chamber, the right side intercommunication at preheating cabinet (15) top has inlet tube (18).

2. The low-temperature type industrial furnace flue gas waste heat power generation device according to claim 1, characterized in that: the shape of dust removal case (1), bull stick (3) and electrostatic precipitator net (6) is circular, the right side of brush (5) contacts with the left side of electrostatic precipitator net (6).

3. The low-temperature type industrial furnace flue gas waste heat power generation device according to claim 1, characterized in that: the surface cover of telescopic link (4) is equipped with spring (19), the left end and bull stick (3) fixed connection of spring (19), the right-hand member and brush (5) fixed connection of spring (19).

4. The low-temperature type industrial furnace flue gas waste heat power generation device according to claim 1, characterized in that: the bottom of the three-way valve (9) is communicated with a cleaning pipe (20), and the surfaces of the conveying pipe (10) and the cleaning pipe (20) are communicated with automatic control valves.

5. The low-temperature type industrial furnace flue gas waste heat power generation device according to claim 1, characterized in that: the right end of the conveying pipe (10) is communicated with a heating pipe (13), and the other end of the heating pipe (13) is communicated with a preheating pipe (16).

6. The low-temperature type industrial furnace flue gas waste heat power generation device according to claim 1, characterized in that: the right sides of the heating box (11) and the inner cavity of the preheating box (15) are fixedly connected with a liquid level sensor (21), the water outlet end of the water suction pump (17) is communicated with the heating box (11), and the other end of the preheating pipe (16) is communicated with an air outlet pipe (22).