CN212747420U

CN212747420U - Heating furnace flue gas waste heat recovery utilizes device

Info

Publication number: CN212747420U
Application number: CN202021690681.6U
Authority: CN
Inventors: 尹玉昌; 王峰忠; 韦歆忠
Original assignee: Shandong Orient Hongye Chemical Co ltd
Current assignee: Shandong Orient Hongye Chemical Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-19
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a heating furnace flue gas waste heat recovery utilizes device, including water tank, intake pipe and delivery port, the water tank left end is equipped with the intake pipe, and the intake pipe upper end is equipped with the stagnant gas valve, and the intake pipe right-hand member is equipped with the heat transfer coiled pipe, and heat transfer coiled pipe upper end is equipped with the outlet duct, and is equipped with back the shape backup pad in the outlet duct, and returns shape backup pad upside and be equipped with the active carbon filter layer, and the intake pipe runs through the water tank left end, water tank upper end left side is equipped with the water inlet, and the water inlet left end is equipped with. The utility model discloses during the use, open in the stagnant water valve is opened and is passed through water inlet injection water tank with water, open the stagnant gas valve again, make high temperature flue gas pass through the intake pipe and get into the heat transfer coiled pipe, heat energy is absorbed by the water in the water tank when high temperature flue gas passes through the heat transfer coiled pipe, with the water heating, hot water passes through the delivery port and flows out, has realized the recycle of flue gas waste heat, and is energy-concerving and environment-protective, has improved the utilization ratio of the energy.

Description

Heating furnace flue gas waste heat recovery utilizes device

Technical Field

The utility model relates to a heating furnace waste heat recovery utilizes technical field, specifically is a heating furnace flue gas waste heat recovery utilizes device.

Background

The heating furnace refers to an apparatus (industrial furnace) for heating a material or a work (generally, a metal) to a rolling temperature to a forging temperature in the metallurgical industry, and can be classified into a continuous heating furnace and a chamber type heating furnace. The heating furnace is applied to various industrial fields such as petroleum, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building materials, electronics, materials, light industry, daily chemicals, pharmacy and the like.

The heating furnace can generate high-temperature smoke when in operation, the traditional smoke discharging method is directly discharged into the nature, the energy in the smoke is wasted, and the directly discharged smoke contains a plurality of impurities, which is not beneficial to environmental protection. Therefore, the utility model provides a heating furnace flue gas waste heat recovery utilizes device to solve the above-mentioned problem that proposes.

Disclosure of Invention

An object of the utility model is to provide a heating furnace flue gas waste heat recovery utilizes device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a heating furnace flue gas waste heat recovery utilizes device, includes water tank, intake pipe and delivery port, the water tank left end is equipped with the intake pipe, and the intake pipe upper end is equipped with the stagnant gas valve, and the intake pipe right-hand member is equipped with the heat transfer coiled pipe, and heat transfer coiled pipe upper end is equipped with the outlet duct, and is equipped with back the shape backup pad in the outlet duct, and back shape backup pad upside and be equipped with the active carbon filter layer, and the intake pipe runs through the water tank left end, water tank upper end left side is equipped with the water inlet, and the water inlet left end is equipped with stagnant water valve one.

As a further scheme of the utility model, the shape backup pad upper end left and right sides that returns all is equipped with the bearing, and the bearing upper end is equipped with the pivot, and the pivot upper end is equipped with splint, and the splint downside is equipped with the active carbon filter layer, and splint and active carbon filter layer upper end contact, and active carbon filter layer lower extreme is equipped with the cardboard.

As the utility model discloses further scheme again, it is equipped with the draw-in groove to return the corresponding cardboard of shape backup pad, and active carbon filter layer and return shape backup pad joint.

As the utility model discloses still further scheme, circle shape backup pad downside is equipped with the supporting shoe, and the supporting shoe is bilateral symmetry structure, and the one end and the inside pipe wall fixed connection of outlet duct that the supporting shoe was kept away from each other, supporting shoe lower extreme all are equipped with the telescopic link, and the telescopic link lower extreme is equipped with the filter screen, and the left side supporting shoe lower extreme right side is equipped with the motor, and the motor left end is equipped with the eccentric wheel.

As the utility model discloses scheme further again, the cover has the spring on the telescopic link, and both ends respectively with supporting shoe and filter screen fixed connection about the spring.

As the utility model discloses scheme further again, the outlet duct inner wall corresponds the filter screen and is equipped with back shape spout, filter screen and back shape spout sliding connection, and returns shape spout bottom inner wall and become the slope form.

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

1. the utility model discloses during the use, open in the stagnant water valve is opened and is passed through water inlet injection water tank with water, open the stagnant gas valve again, make high temperature flue gas pass through the intake pipe and get into the heat transfer coiled pipe, heat energy is absorbed by the water in the water tank when high temperature flue gas passes through the heat transfer coiled pipe, with the water heating, hot water passes through the delivery port and flows out, has realized the recycle of flue gas waste heat, and is energy-concerving and environment-protective, has improved the utilization ratio of the energy.

2. The utility model discloses during the use, when the refrigerated flue gas passes through the outlet duct, filter the impurity and the peculiar smell of flue gas through filter screen and the active carbon filter layer that set up, then with the flue gas discharge, realized the environmental protection to the environment, pivot and bearing that the rethread set up, rotating clamp plate makes splint leave active carbon filter layer upper end to take out the active carbon filter layer, during the installation reverse operation can, the installation is dismantled simply convenient and fast, labour saving and time saving.

3. The utility model discloses during the use, starter motor, motor drive eccentric wheel are rotatory, and through telescopic link, spring and the shape spout that returns that sets up, the filter screen is hit to the rotatory in-process of eccentric wheel, makes the filter screen vibrate from top to bottom, prevents that the impurity in the flue gas from blockking up the filter screen, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a heating furnace flue gas waste heat recycling device.

Fig. 2 is a schematic view of a top view structure of an air outlet pipe in a heating furnace flue gas waste heat recycling device.

Fig. 3 is an enlarged schematic structural diagram of a position a in the heating furnace flue gas waste heat recycling device.

In the figure: 1. a water tank; 2. an air inlet pipe; 3. a gas stop valve; 4. a heat exchange coil pipe; 5. a water inlet; 6. a first water stop valve; 7. an air outlet pipe; 8. a water outlet; 9. a water stop valve II; 10. an activated carbon filter layer; 11. clamping a plate; 12. a splint; 13. a rotating shaft; 14. a bearing; 15. a clip-shaped support plate; 16. a support block; 17. a telescopic rod; 18. a spring; 19. a motor; 20. an eccentric wheel; 21. a clip-shaped chute; 22. filtering with a screen; 23. a clamping groove.

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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a heating furnace flue gas waste heat recycling device comprises a water tank 1, an air inlet pipe 2 and a water outlet 8, wherein the left end of the water tank 1 is provided with the air inlet pipe 2, the upper end of the air inlet pipe 2 is provided with an air stop valve 3, the right end of the air inlet pipe 2 is provided with a heat exchange coiled pipe 4, the air inlet pipe 2 penetrates through the left end of the water tank 1, the upper end of the heat exchange coiled pipe 4 is provided with an air outlet pipe 7, a clip support plate 15 is arranged in the air outlet pipe 7, an activated carbon filter layer 10 is arranged on the upper side of the clip support plate 15, bearings 14 are arranged on the left side and the right side of the upper end of the clip support plate 15, the upper end of the bearing 14 is provided with a clamp plate 12, the lower side of the clamp plate 12 is provided with the activated carbon filter layer 10, the activated carbon filter layer 10 is clamped with the rectangular support plate 15, the support blocks 16 are arranged on the lower side of the rectangular support plate 15, the support blocks 16 are of a bilateral symmetry structure, the mutually-far ends of the support blocks 16 are fixedly connected with the inner wall of the air outlet pipe 7, the lower ends of the support blocks 16 are respectively provided with an expansion link 17, the lower end of the expansion link 17 is provided with a filter screen 22, the expansion link 17 is sleeved with a spring 18, the upper end and the lower end of the spring 18 are respectively fixedly connected with the support blocks 16 and the filter screen 22, the left side of the lower end of the support blocks 16 is provided with a motor 19, the left end of the motor 19 is provided with an eccentric wheel 20, the inner wall of the air outlet pipe 7 is provided with a rectangular chute 21 corresponding to the filter screen 22, the filter screen 22 is in sliding connection with the rectangular chute 21, the inner wall of the bottom end, and the upper end of the water outlet 8 is provided with a water stop valve II 9.

The utility model discloses a theory of operation is:

when the utility model is used, the water stop valve I6 is opened to inject water into the water tank 1 through the water inlet 5, the gas stop valve 3 is opened again to make high-temperature flue gas enter the heat exchange coiled pipe 4 through the air inlet pipe 2, the heat energy of the high-temperature flue gas is absorbed by the water in the water tank 1 when the high-temperature flue gas passes through the heat exchange coiled pipe 4, the water is heated, the hot water flows out through the water outlet 8, the recycling of flue gas waste heat is realized, the energy is saved and the environment is protected, the utilization rate of energy is improved, simultaneously, when the cooled flue gas passes through the air outlet pipe 7, the impurities and the peculiar smell of the flue gas are filtered through the arranged filter screen 22 and the active carbon filter layer 10, then the flue gas is discharged, the environment protection to the environment is realized, then, through the arranged rotating shaft 13 and the bearing 14, the rotating splint 12 makes the splint 12 leave the upper end of, convenient and fast, labour saving and time saving, simultaneously starter motor 19, motor 19 drive eccentric wheel 20 rotatory, through telescopic link 17, spring 18 and the shape spout 21 that returns that sets up, filter screen 22 is hit to the rotatory in-process of eccentric wheel 20, makes filter screen 22 vibrate from top to bottom, prevents that the impurity in the flue gas from blockking up filter screen 22, and the practicality is strong.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A heating furnace flue gas waste heat recycling device comprises a water tank (1), an air inlet pipe (2) and a water outlet (8), it is characterized in that the left end of the water tank (1) is provided with an air inlet pipe (2), the upper end of the air inlet pipe (2) is provided with an air stop valve (3), the right end of the air inlet pipe (2) is provided with a heat exchange coiled pipe (4), the upper end of the heat exchange coiled pipe (4) is provided with an air outlet pipe (7), a square-shaped supporting plate (15) is arranged in the air outlet pipe (7), an active carbon filtering layer (10) is arranged on the upper side of the square-shaped supporting plate (15), the air inlet pipe (2) penetrates through the left end of the water tank (1), the left side of the upper end of the water tank (1) is provided with a water inlet (5), and a first water stop valve (6) is arranged at the left end of the water inlet (5), a water outlet (8) is arranged at the right end of the water tank (1), and a second water stop valve (9) is arranged at the upper end of the water outlet (8).

2. The heating furnace flue gas waste heat recycling device according to claim 1, wherein bearings (14) are arranged on the left side and the right side of the upper end of the square-shaped supporting plate (15), a rotating shaft (13) is arranged at the upper end of each bearing (14), a clamping plate (12) is arranged at the upper end of each rotating shaft (13), an activated carbon filtering layer (10) is arranged on the lower side of each clamping plate (12), each clamping plate (12) is in contact with the upper end of each activated carbon filtering layer (10), and a clamping plate (11) is arranged at the lower end of each activated carbon filtering layer (10).

3. The heating furnace flue gas waste heat recycling device according to claim 1, wherein the clip plate (11) corresponding to the clip plate (15) is provided with a clip groove (23), and the active carbon filter layer (10) is clipped with the clip plate (15).

4. The heating furnace flue gas waste heat recycling device according to claim 1, wherein supporting blocks (16) are arranged on the lower side of the rectangular supporting plate (15), the supporting blocks (16) are in a bilateral symmetry structure, the ends, far away from each other, of the supporting blocks (16) are fixedly connected with the inner wall of the air outlet pipe (7), telescopic rods (17) are arranged at the lower ends of the supporting blocks (16), a filter screen (22) is arranged at the lower end of each telescopic rod (17), a motor (19) is arranged on the right side of the lower end of each supporting block (16) on the left side, and an eccentric wheel (20) is arranged at the left end.

5. The heating furnace flue gas waste heat recycling device according to claim 4, wherein the telescopic rod (17) is sleeved with a spring (18), and the upper end and the lower end of the spring (18) are respectively fixedly connected with the supporting block (16) and the filter screen (22).

6. The heating furnace flue gas waste heat recycling device according to claim 1, wherein the inner wall of the outlet pipe (7) is provided with a zigzag chute (21) corresponding to the filter screen (22), the filter screen (22) is connected with the zigzag chute (21) in a sliding manner, and the inner wall of the bottom end of the zigzag chute (21) is inclined.