CN215808599U

CN215808599U - High-efficient flue gas waste heat generator

Info

Publication number: CN215808599U
Application number: CN202122300390.2U
Authority: CN
Inventors: 温秀峰
Original assignee: Zhejiang Juanyue Water Technology Co ltd
Current assignee: Zhejiang Juanyue Water Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-11
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a high-efficiency flue gas waste heat generator, which relates to the field of waste heat generators and comprises a box body, wherein two symmetrically distributed clapboards are fixedly connected in the box body, a plurality of heat exchange tubes are fixedly connected between the two clapboards together, an air inlet tube and an air outlet tube are arranged on the left side of the box body, an air inlet tube and an air outlet tube are arranged on the right side of the box body, a U-shaped frame is fixedly connected to the top of the box body, and a cleaning assembly is arranged at the bottom of the U-shaped frame. According to the utility model, the coal ash in the heat exchange tube is cleaned in a rotary wiping mode, so that the cleaning quality of the coal ash in the heat exchange tube can be effectively improved.

Description

High-efficient flue gas waste heat generator

Technical Field

The utility model relates to the field of waste heat generators, in particular to a high-efficiency flue gas waste heat generator.

Background

At present, various boilers are more and more widely applied, the smoke of the boiler contains a large amount of heat, if the smoke is directly discharged into the air through a chimney, the waste heat contained in the smoke is wasted, and the coal ash contained in the smoke can pollute the surrounding environment, so that a waste heat generator for recycling the waste heat of the smoke is generated.

The waste heat generator is the equipment that retrieves heat in the flue gas, and when retrieving the heat, because of containing coal ash in the boiler flue gas, when the flue gas enters into the pipeline, lead to coal ash to remain in the pipeline easily, directly wash the coal ash in the pipeline through the mode that washes among the prior art, the cleaning performance is relatively poor, can't effectually clear up the coal ash of adhesion in the pipeline, thereby lead to the pipeline to form the insulating layer with coal ash, can lead to the waste heat recovery in the flue gas to cause the influence.

Therefore, it is necessary to invent a high-efficiency flue gas waste heat generator to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency flue gas waste heat generator, which aims to solve the problem that when heat is recovered, coal ash is easy to remain in a pipeline when flue gas enters the pipeline because boiler flue gas contains coal ash in the boiler flue gas, and the coal ash in the pipeline is directly cleaned in a flushing mode in the prior art, so that the cleaning effect is poor, the coal ash adhered in the pipeline cannot be effectively cleaned, and the pipeline forms a heat insulation layer by the coal ash, and the waste heat recovery in the flue gas is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-efficient flue gas waste heat generator, includes the box, the baffle of two symmetric distributions of fixedly connected with in the box, two a plurality of heat exchange tubes of common fixedly connected with between the baffle, the left side of box is provided with intake pipe and outlet pipe, the right side of box is provided with inlet tube and outlet duct, the top fixedly connected with U type frame of box, the bottom of U type frame is provided with the clearance subassembly.

Preferably, the clearance subassembly include with U type frame top fixed connection's motor, the output fixedly connected with gear wheel of motor, the top of box is rotated through the bearing and is connected with rotatory section of thick bamboo, be provided with a screw thread section of thick bamboo in the rotatory section of thick bamboo, screw thread section of thick bamboo female connection has the threaded rod, the top of threaded rod and the bottom fixed connection of U type frame, two symmetric distribution's of fixedly connected with slider in the rotatory section of thick bamboo, the spout corresponding with the slider has all been seted up to the left and right sides of a screw thread section of thick bamboo, the outer wall fixedly connected with pinion of rotatory section of thick bamboo is a plurality of the pinion all meshes with the gear wheel mutually, the bottom fixed connection clearance section of thick bamboo of a screw thread section of thick bamboo.

Preferably, the top of the water inlet pipe is fixedly connected with a water guide pipe, the other end of the water guide pipe is fixedly connected with a water delivery pipe, the top of the water delivery pipe is fixedly connected with the top of the U-shaped frame, the bottom of the water delivery pipe is provided with a plurality of water outlets, a water inlet cavity corresponding to the water outlets is formed in the threaded rod, and the outer wall of the cleaning barrel is provided with a plurality of spray heads.

Preferably, the outer wall of the cleaning barrel is provided with a cleaning pad, and the side wall of the cleaning pad is provided with an opening corresponding to the spray head.

Preferably, the outer wall of the water inlet pipe is provided with a first electromagnetic valve, and the outer wall of the water guide pipe is provided with a second electromagnetic valve.

Preferably, the right side of the box body is fixedly connected with a fan, and the fan is connected with the air outlet pipe.

The utility model has the technical effects and advantages that:

through being provided with the clearance subassembly at the top of box, drive the gear wheel through using the motor and rotate, the gear wheel drives a plurality of pinion rotations, a plurality of pinions drive a plurality of rotatory section of thick bamboos and rotate, rotatory section of thick bamboo transfers and drives a screw thread section of thick bamboo through the slider and rotate, a screw thread section of thick bamboo rotates on the threaded rod, the principle through screw thread removal makes a screw thread section of thick bamboo downstream, a screw thread section of thick bamboo drives the rotatory downstream of clearance section of thick bamboo, use the inner wall of a clearance section of thick bamboo to heat transfer pipe to clear up, the mode through using rotatory cleaning clears up the coal ash in the heat transfer pipe, can effectual improvement to the clearance quality of coal ash in the heat transfer pipe.

Drawings

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

FIG. 2 is a schematic top view of the case of the present invention;

FIG. 3 is a schematic view of the internal structure of the pinion gear of the present invention;

FIG. 4 is a schematic top view of the cleaning barrel of the present invention.

In the figure: 1. a box body; 2. a partition plate; 3. a heat exchange pipe; 4. a water outlet pipe; 5. a water inlet pipe; 6. an air outlet pipe; 7. a U-shaped frame; 8. cleaning the assembly; 81. a motor; 82. a bull gear; 83. a rotary drum; 84. a threaded barrel; 85. a threaded rod; 86. a slider; 87. a pinion gear; 88. cleaning the cylinder; 9. a water conduit; 10. a water delivery pipe; 11. a spray head; 12. cleaning the pad; 13. a first solenoid valve; 14. a second solenoid valve; 15. a fan; 16. an air inlet 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.

The utility model provides a high-efficiency flue gas waste heat generator as shown in figures 1-4, which comprises a box body 1, wherein two symmetrically-distributed clapboards 2 are fixedly connected in the box body 1, a plurality of heat exchange tubes 3 are fixedly connected between the two clapboards 2 together, an air inlet pipe 16 and an air outlet pipe 4 are arranged on the left side of the box body 1, an air inlet pipe 5 and an air outlet pipe 6 are arranged on the right side of the box body 1, a U-shaped frame 7 is fixedly connected to the top of the box body 1, and a cleaning assembly 8 is arranged at the bottom of the U-shaped frame 7.

Meanwhile, the cleaning assembly 8 comprises a motor 81 fixedly connected with the top of the U-shaped frame 7, the output end of the motor 81 is fixedly connected with a large gear 82, the top of the box body 1 is rotatably connected with a rotary cylinder 83 through a bearing, a thread cylinder 84 is arranged in the rotary cylinder 83, a threaded rod 85 is connected with the thread cylinder 84 in a threaded manner, the top of the threaded rod 85 is fixedly connected with the bottom of the U-shaped frame 7, two symmetrically distributed sliding blocks 86 are fixedly connected in the rotary cylinder 83, sliding grooves corresponding to the sliding blocks 86 are formed in the left side and the right side of the thread cylinder 84, a small gear 87 is fixedly connected to the outer wall of the rotary cylinder 83, the small gears 87 are meshed with the large gear 82, the bottom of the thread cylinder 84 is fixedly connected with a cleaning cylinder 88, the large gear 82 is driven to rotate by the motor 81, the large gear 82 drives the small gears 87 to rotate, the small gears 87 drive the rotary cylinders 83 to rotate, the rotary cylinder 83 drives the thread cylinder 84 to rotate through the sliding blocks 86, a screw thread section of thick bamboo 84 rotates on threaded rod 85, makes a screw thread section of thick bamboo 84 downstream through the principle of screw thread removal, and a screw thread section of thick bamboo 84 drives a clearance section of thick bamboo 88 rotation downstream, uses a clearance section of thick bamboo 88 to clear up the inner wall of heat exchange pipe 3, clears up the coal ash in the heat exchange pipe 3 through the mode of using rotatory wiping, can effectual improvement to the clearance quality of coal ash in the heat exchange pipe 3.

In addition, the top fixedly connected with aqueduct 9 of inlet tube 5, the other end fixedly connected with raceway 10 of raceway 9, the top of raceway 10 and the top fixed connection of U type frame 7, a plurality of delivery ports have been seted up to the bottom of raceway 10, set up the intake antrum corresponding with the delivery port in the threaded rod 85, the outer wall of a clearance section of thick bamboo 88 is provided with a plurality of shower nozzles 11, water enters into raceway 9 through inlet tube 5, the rethread aqueduct 9 enters into raceway 10, the rethread raceway 10 enters into the intake antrum of threaded rod 85, and enter into a threaded section of thick bamboo 84 through the intake antrum, the rethread threaded section of thick bamboo 84 enters into a clearance section of thick bamboo 88, spout water through shower nozzle 11 on the clearance section of thick bamboo 88 again, wash the coal ash in the heat exchange tube 3.

Next, the outer wall of the cleaning barrel 88 is provided with a cleaning pad 12, and an opening corresponding to the nozzle 11 is formed on the side wall of the cleaning pad 12, so that the coal ash in the heat exchange tube 3 can be conveniently cleaned.

More specifically, the outer wall of the water inlet pipe 5 is provided with a first electromagnetic valve 13, the outer wall of the water guide pipe 9 is provided with a second electromagnetic valve 14, water can enter the box body 1 through the water inlet pipe 5 by opening the first electromagnetic valve 13 and closing the second electromagnetic valve 14, and water can enter the water conveying pipe 10 through the water guide pipe 9 by opening the second electromagnetic valve 14 and closing the first electromagnetic valve 13.

It should be further noted that the right side of the box body 1 is fixedly connected with the fan 15, the fan 15 is connected with the air outlet pipe 6, and the fan 15 is used for exhausting air from the box body 1, so that smoke in the box body 1 can be rapidly discharged.

The working principle of the utility model is as follows:

the flue gas is guided into the box body 1 through the air inlet pipe 16 and then enters the heat exchange pipe 3, water is guided into the box body 1 through the water inlet pipe 5, the waste heat of the flue gas in the heat exchange pipe 3 is subjected to heat exchange by using the water, the flue gas in the box body 1 can be rapidly discharged by using the fan 15 to suck air from the box body 1, the large gear 82 is driven to rotate by using the motor 81, the large gear 82 drives the plurality of small gears 87 to rotate, the plurality of small gears 87 drive the plurality of rotary cylinders 83 to rotate, the rotary cylinders 83 drive the threaded cylinders 84 to rotate through the sliding blocks 86, the threaded cylinders 84 rotate on the threaded rods 85, the threaded cylinders 84 move downwards by the principle of thread movement, the threaded cylinders 84 drive the cleaning cylinders 88 to rotate downwards, the inner walls of the heat exchange pipe 3 are cleaned by using the cleaning cylinders 88, the coal ash in the heat exchange pipe 3 is cleaned by using a rotary wiping mode, and the water enters the water inlet pipe 9 through the water inlet pipe 5, then enters the water delivery pipe 10 through the water guide pipe 9, enters the water inlet cavity of the threaded rod 85 through the water delivery pipe 10, enters the threaded cylinder 84 through the water inlet cavity, enters the cleaning cylinder 88 through the threaded cylinder 84, and then is sprayed out through the spray nozzle 11 on the cleaning cylinder 88, so that the coal ash in the heat exchange pipe 3 is washed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a high-efficient flue gas waste heat generator, includes the box, its characterized in that: the box is internally and fixedly connected with two symmetrically-distributed clapboards, two a plurality of heat exchange tubes are fixedly connected between the clapboards together, an air inlet pipe and an outlet pipe are arranged on the left side of the box body, an inlet pipe and an outlet pipe are arranged on the right side of the box body, a U-shaped frame is fixedly connected to the top of the box body, and a cleaning assembly is arranged at the bottom of the U-shaped frame.

2. The high-efficiency flue gas waste heat generator of claim 1, wherein: the clearance subassembly include with U type frame top fixed connection's motor, the output fixedly connected with gear wheel of motor, the top of box is rotated through the bearing and is connected with rotatory section of thick bamboo, be provided with a screw thread section of thick bamboo in the rotatory section of thick bamboo, screw thread section of thick bamboo female connection has the threaded rod, the top of threaded rod and the bottom fixed connection of U type frame, two symmetric distribution's of fixedly connected with slider in the rotatory section of thick bamboo, the spout corresponding with the slider has all been seted up to the left and right sides of a screw thread section of thick bamboo, the outer wall fixedly connected with pinion of rotatory section of thick bamboo is a plurality of the pinion all meshes with the gear wheel mutually, the bottom fixed connection clearance section of thick bamboo of a screw thread section of thick bamboo.

3. The high-efficiency flue gas waste heat generator of claim 2, wherein: the water inlet pipe is characterized in that a water guide pipe is fixedly connected to the top of the water inlet pipe, a water delivery pipe is fixedly connected to the other end of the water guide pipe, the top of the water delivery pipe is fixedly connected with the top of the U-shaped frame, a plurality of water outlets are formed in the bottom of the water delivery pipe, a water inlet cavity corresponding to the water outlets is formed in the threaded rod, and a plurality of spray heads are arranged on the outer wall of the cleaning barrel.

4. The high-efficiency flue gas waste heat generator according to claim 3, wherein: the outer wall of the cleaning barrel is provided with a cleaning pad, and the side wall of the cleaning pad is provided with an opening corresponding to the spray head.

5. The high-efficiency flue gas waste heat generator according to claim 3, wherein: the outer wall of the water inlet pipe is provided with a first electromagnetic valve, and the outer wall of the water guide pipe is provided with a second electromagnetic valve.

6. The high-efficiency flue gas waste heat generator of claim 1, wherein: the right side fixedly connected with fan of box, the fan is connected with the outlet duct.