CN216011781U

CN216011781U - Cold quick-witted waste gas recovery device of ring

Info

Publication number: CN216011781U
Application number: CN202121039000.4U
Authority: CN
Inventors: 芦晓山; 戚晨光; 覃薪寿
Original assignee: Hubei Jinshenglan Metallurgical Technology Co Ltd
Current assignee: Hubei Jinshenglan Metallurgical Technology Co Ltd
Priority date: 2021-05-16
Filing date: 2021-05-16
Publication date: 2022-03-11
Anticipated expiration: 2031-05-16

Abstract

The utility model discloses a waste gas recovery device of a circular cooler, which comprises a gas collecting hood, a waste heat boiler and a low-temperature waste heat recovery box, wherein a high-temperature waste gas pipe is installed at the top end of the gas collecting hood, a cyclone dust removal cylinder is installed at the tail end of the high-temperature waste gas pipe, a connecting pipe is installed at the top end of the cyclone dust removal cylinder, the waste heat boiler is installed at the tail end of the connecting pipe, a low-temperature waste gas pipe is installed at the top end of the waste heat boiler, a buffer dust removal box is installed at the tail end of the low-temperature waste gas pipe, a three-way valve is installed on one side, away from the waste heat boiler, of the buffer dust removal box, the low-temperature waste heat pipe is installed at the top end of the three-way valve, a heat exchange pipe disc is installed on one side, away from the buffer dust removal box, and an exhaust pipe is installed at the tail end of the heat exchange pipe disc. The utility model can recycle the heat energy in the high-temperature waste gas and the waste heat in the subsequent low-temperature waste gas, improves the utilization rate of energy, avoids environmental pollution caused by direct discharge, and is beneficial to energy conservation and environmental protection.

Description

Cold quick-witted waste gas recovery device of ring

Technical Field

The utility model relates to the technical field of waste gas recovery, in particular to a waste gas recovery device of a circular cooler.

Background

The circular cooler is a circular cooler for short and is used for effectively cooling the hot sintering ore unloaded from the sintering machine so as to facilitate the crushing, screening and conveying of the subsequent sintering ore.

The ring cooling machine cools sintered hot ore in an air cooling mode, exhaust gas discharged in the cooling process contains a large amount of heat energy, the conventional waste gas recovery device generally only recovers and utilizes the heat energy in high-temperature waste gas, waste heat in subsequent low-temperature waste gas cannot be recovered, direct exhaust is not only caused, and energy waste but also environmental pollution can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waste gas recovery device of a circular cooler, which has the advantages of recycling the heat energy in high-temperature waste gas and the waste heat in subsequent low-temperature waste gas, improving the utilization rate of energy, and avoiding environmental pollution caused by direct discharge.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cold quick-witted waste gas recovery device of ring, includes gas collecting channel, exhaust-heat boiler and low temperature waste heat recovery case, high temperature exhaust pipe is installed on the gas collecting channel top, and the high temperature exhaust pipe end installs whirlwind dust removal section of thick bamboo, the connecting pipe is installed on whirlwind dust removal section of thick bamboo top, and the connecting pipe end installs exhaust-heat boiler, low temperature exhaust pipe is installed on the exhaust-heat boiler top, and low temperature exhaust pipe end installs buffering dust removal case, the buffering dust removal case deviates from one side of exhaust-heat boiler and installs the three-way valve, the surplus heat pipe of low temperature is installed on the three-way valve top, the heat transfer tube dish is installed to one side that the three-way valve deviates from buffering dust removal case, and the blast pipe is installed to heat transfer tube dish end.

Preferably, there are buffer boards in the buffering dust removal box, the buffer boards are provided with fourteen, fourteen equal parts of the buffer boards are divided into two groups, and equal distances between the buffer boards are arranged at the top end and the bottom end in the buffering dust removal box.

Preferably, a water inlet pipe is installed at the position, close to the bottom end, of the inner side of the low-temperature waste heat recovery tank, and a water outlet pipe is installed at the position, close to the bottom end, of the outer side of the low-temperature waste heat recovery tank.

Preferably, a demister is arranged in the low-temperature waste heat recovery tank close to the top end, and a thermometer is arranged on the front surface of the low-temperature waste heat recovery tank close to the bottom end.

Preferably, the inside mounting panel that is located heat exchange tube dish top position department of low temperature waste heat recovery case is installed, mounting panel top intermediate position department installs the cavity pivot through the bearing, the shower is installed to cavity pivot end, the shower head is installed to the shower bottom, the shower head is equipped with nine altogether, and nine the shower head equidistance is installed in the shower bottom.

Preferably, the position department that is close to the bottom outside the waste heat recovery case of low temperature installs the pump that sprays, it connects in cavity pivot end through rotary joint to spray the pump output end.

Preferably, cavity pivot surface is close to top position department and has cup jointed conical gear B, the mounting panel top is close to one side of buffering dust removal case and installs the rotation motor, conical gear A is installed to the rotation motor output, and conical gear A and conical gear B mesh mutually.

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

1. according to the utility model, by arranging the low-temperature waste heat recovery tank and the waste heat boiler, the effects of recycling the heat energy in the high-temperature waste gas and recycling the waste heat in the subsequent low-temperature waste gas are achieved, the waste heat boiler can recycle the heat energy in the high-temperature waste gas, and the low-temperature waste heat recovery tank can recycle the heat energy in the low-temperature waste heat waste gas discharged by the waste heat boiler through the heat exchange pipe coil.

2. According to the utility model, the three-way valve and the low-temperature waste heat pipe are arranged, so that the effects of recycling heat energy in low-temperature waste heat and improving the utilization rate of energy are achieved, the three-way valve is adjusted, and low-temperature waste heat waste gas discharged by the waste heat boiler can preheat sintered ores.

Drawings

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

FIG. 2 is a schematic view of a local main view structure of the buffering dust removal box of the present invention;

FIG. 3 is a schematic view of a partial front view of the low temperature waste heat recovery tank of the present invention;

FIG. 4 is a partial schematic front view of a heat exchange tube tray according to the present invention;

FIG. 5 is an enlarged view of A in FIG. 3 according to the present invention.

In the figure: 1. a gas-collecting hood; 2. a high temperature exhaust pipe; 3. a cyclone dust removal cylinder; 4. a connecting pipe; 5. a waste heat boiler; 6. a low temperature exhaust gas pipe; 7. a buffering dust removal box; 8. a low-temperature waste heat recovery tank; 9. a water outlet pipe; 10. a spray pump; 11. a thermometer; 12. a water inlet pipe; 13. a buffer plate; 14. a low-temperature residual heat pipe; 15. a three-way valve; 16. a demister; 17. mounting a plate; 18. a shower pipe; 19. a heat exchange tube coil; 20. an exhaust pipe; 21. a shower head; 22. rotating the motor; 23. a bevel gear A; 24. a rotary joint; 25. a hollow rotating shaft; 26. a bearing; 27. and a bevel gear B.

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, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution of an exhaust gas recycling device of a circular cooler: the utility model provides a cold quick-witted waste gas recovery device of ring, including gas collecting channel 1, exhaust-heat boiler 5 and low temperature waste heat recovery case 8, high temperature exhaust gas pipe 2 is installed on 1 top of gas collecting channel, and 2 ends of high temperature exhaust gas pipe install whirlwind dust removal section of thick bamboo 3, connecting pipe 4 is installed on 3 tops of whirlwind dust removal section of thick bamboo, and 4 ends of connecting pipe install exhaust-heat boiler 5, low temperature exhaust gas pipe 6 is installed on 5 tops of exhaust-heat boiler, and 6 ends of low temperature exhaust gas pipe install buffering dust removal case 7, buffering dust removal case 7 deviates from one side of exhaust-heat boiler 5 and installs three-way valve 15, the remaining heat pipe 14 of low temperature is installed on 15 tops of three-way valve, heat transfer tube dish 19 is installed to one side that three-way valve 15 deviates from buffering dust removal case 7, and blast pipe 20 is installed to heat transfer tube dish 19 ends.

A water inlet pipe 12 is arranged at the position close to the bottom end of the inner side of the low-temperature waste heat recovery tank 8, a water outlet pipe 9 is arranged at the position close to the bottom end of the outer side of the low-temperature waste heat recovery tank 8, a demister 16 is arranged at the position close to the top end of the inner side of the low-temperature waste heat recovery tank 8, the demister 16 can condense and descend the water vapor in the low-temperature waste heat recovery tank 8, a thermometer 11 is arranged at the position close to the bottom end of the front surface of the low-temperature waste heat recovery tank 8, a mounting plate 17 is arranged at the position above a heat exchange pipe disc 19 in the low-temperature waste heat recovery tank 8, a hollow rotating shaft 25 is arranged at the middle position of the top end of the mounting plate 17 through a bearing 26, a spray pipe 18 is arranged at the tail end of the hollow rotating shaft 25, spray heads 21 are arranged at the bottom end of the spray pipe 18, nine spray heads 21 are equidistantly arranged at the bottom end of the spray pipe 18, and a spray pump 10 is arranged at the position close to the bottom end of the outer side of the low-temperature waste heat recovery tank 8, the output end of the spray pump 10 is connected to the tail end of the hollow rotating shaft 25 through the rotary joint 24, the outer surface of the hollow rotating shaft 25 is connected to the position of the top end in a sleeved mode through the bevel gear B27, the rotating motor 22 is installed on one side, close to the buffering dust removal box 7, of the top end of the mounting plate 17, the bevel gear A23 is installed at the output end of the rotating motor 22, the bevel gear A23 is meshed with the bevel gear B27, the rotating motor 22 works to drive the nine spray headers 21 to uniformly spray the heat exchange tube disc 19, and the heat exchange efficiency of the heat exchange tube disc 19 and spray water is improved.

Referring to fig. 1 to 3, the present invention provides a technical solution of a waste gas recycling device of a circular cooler: a waste gas recovery device of a circular cooler comprises a gas collecting hood 1, a waste heat boiler 5 and a low-temperature waste heat recovery box 8, wherein a high-temperature waste gas pipe 2 is installed at the top end of the gas collecting hood 1, a cyclone dust removal cylinder 3 is installed at the tail end of the high-temperature waste gas pipe 2, a connecting pipe 4 is installed at the top end of the cyclone dust removal cylinder 3, the waste heat boiler 5 is installed at the tail end of the connecting pipe 4, a low-temperature waste gas pipe 6 is installed at the top end of the waste heat boiler 5, a buffer dust removal box 7 is installed at the tail end of the low-temperature waste gas pipe 6, buffer plates 13 are installed on the inner surface of the buffer dust removal box 7, fourteen buffer plates 13 are arranged in two groups in an equivalent manner, the two groups of buffer plates 13 are equally and equidistantly installed at the top end and the bottom end inside the buffer dust removal box 7, the low-temperature waste gas and the buffer plates 13 are decelerated when colliding, a dust falling three-way valve in waste gas is arranged on one side of the buffer dust removal box 7, which is far away from the

waste heat boiler

5, 15 is installed, the residual heat pipe 14 of low temperature is installed on three-way valve 15 top, and heat exchange tube dish 19 is installed to one side that three-way valve 15 deviates from buffering dust removal case 7, and heat exchange tube dish 19 end installs blast pipe 20, and the waste gas after low temperature waste heat recovery and dust removal can continue to discharge to cool off the sintered ore in the cold machine of ring through blast pipe 20.

The working principle is as follows: the waste gas recycling device is arranged at a place needing to be used, waste gas in the annular cooler is discharged into the cyclone dust removal cylinder 3 through the gas collecting hood 1 for dust removal and then enters the waste heat boiler 5 for heat energy recycling, low-temperature waste heat waste gas discharged from the waste heat boiler 5 enters the heat exchange tube plate 19 after being subjected to dust removal through the buffer plate 13 in the buffer dust removal box 7, and meanwhile, the spray header 21 sprays the surface of the heat exchange tube plate 19 for heat energy exchange, so that the working process of the waste gas recycling device is completed.

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. The utility model provides a cold quick-witted waste gas recovery device of ring, includes gas collecting channel (1), exhaust-heat boiler (5) and low temperature waste heat recovery case (8), its characterized in that: high temperature exhaust pipe (2) are installed on gas collecting channel (1) top, and high temperature exhaust pipe (2) end installs whirlwind dust removal section of thick bamboo (3), connecting pipe (4) are installed on whirlwind dust removal section of thick bamboo (3) top, and connecting pipe (4) end installs exhaust-heat boiler (5), low temperature exhaust pipe (6) are installed on exhaust-heat boiler (5) top, and low temperature exhaust pipe (6) end installs buffering dust removal case (7), one side that buffering dust removal case (7) deviate from exhaust-heat boiler (5) is installed three-way valve (15), remaining heat pipe (14) of low temperature are installed on three-way valve (15) top, heat transfer pipe dish (19) are installed to one side that three-way valve (15) deviate from buffering dust removal case (7), and heat transfer pipe dish (19) end installs blast pipe (20).

2. The waste gas recovery device of the circular cooler according to claim 1, characterized in that: buffer dust removal case (7) internal surface mounting has buffer board (13), buffer board (13) are equipped with fourteen altogether, and fourteen buffer board (13) equivalent divide into two sets ofly, two sets of buffer board (13) equivalent equidistance is installed in inside top and bottom of buffer dust removal case (7).

3. The waste gas recovery device of the circular cooler according to claim 1, characterized in that: the low temperature waste heat recovery case (8) inboard is close to bottom position department and installs inlet tube (12), low temperature waste heat recovery case (8) outside is close to bottom position department and installs outlet pipe (9).

4. The waste gas recovery device of the circular cooler according to claim 1, characterized in that: the internal part of the low-temperature waste heat recovery tank (8) close to the top end is provided with a demister (16), and the front surface of the low-temperature waste heat recovery tank (8) close to the bottom end is provided with a thermometer (11).

5. The waste gas recovery device of the circular cooler according to claim 1, characterized in that: low temperature waste heat recovery case (8) inside is located heat exchange tube dish (19) top position department and installs mounting panel (17), mounting panel (17) top intermediate position department installs cavity pivot (25) through bearing (26), shower (18) are installed to cavity pivot (25) end, shower (21) are installed to shower (18) bottom, shower (21) are equipped with nine altogether, and nine shower (21) equidistance is installed in shower (18) bottom.

6. The waste gas recovery device of the circular cooler according to claim 5, characterized in that: the spraying pump (10) is installed on the outer side of the low-temperature waste heat recovery box (8) close to the bottom end, and the output end of the spraying pump (10) is connected to the tail end of the hollow rotating shaft (25) through a rotary joint (24).

7. The waste gas recovery device of the circular cooler according to claim 5, characterized in that: cavity pivot (25) surface is close to top position department and has cup jointed conical gear B (27), rotation motor (22) are installed to one side that mounting panel (17) top is close to buffering dust removal case (7), conical gear A (23) are installed to rotation motor (22) output, and conical gear A (23) and conical gear B (27) mesh mutually.