CN218409968U

CN218409968U - Air-cooled dry slag extractor

Info

Publication number: CN218409968U
Application number: CN202222912189.4U
Authority: CN
Inventors: 张晓春; 朱国强
Original assignee: Nantong Mccomb Power Engineering Co ltd
Current assignee: Nantong Mccomb Power Engineering Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-01-31
Anticipated expiration: 2032-11-02

Abstract

The utility model belongs to the technical field of mineral row's sediment, especially, forced air cooling dry-type slag extractor, including boiler and the pay-off passageway that is used for the slag to discharge, the lower extreme of boiler is connected and communicates with the last fixed surface of pay-off passageway, the surface mounting of pay-off passageway has air-cooling mechanism, air-cooling mechanism is including bellows and the air exhauster of installing the fan. This forced air cooling dry-type slag extractor, through setting up in the air-cooled mechanism, utilize bellows to blast the air current and get into in the pay-off passageway through the siphunculus, and carry out the forced air cooling to the material in the pay-off passageway, utilize the air exhauster among the air-cooled mechanism to aspirate the hot gas flow in the pay-off passageway simultaneously, promote the circulation of air in the pay-off passageway, make the heat in the pay-off passageway run off fast, and utilize the hot gas flow through installation thermoelectric generation piece, make the hot gas flow cooperate the thermoelectric generation piece to produce the electric energy when running off, and provide the energy for the air exhauster, thereby be convenient for improve the characteristics of slag extractor cooling efficiency.

Description

Air-cooled dry-type slag extractor

Technical Field

The utility model relates to a mineral arranges sediment technical field, especially relates to an air-cooled dry-type slag extractor.

Background

With the rapid development of social industrialization, people begin to utilize coal combustion to produce electric power, and in the process of producing electric power by utilizing coal combustion, waste residues combusted inside a boiler need to be processed in time, especially in the process of producing electric power in arid regions, so that an air-cooled dry slag extractor is needed in the process of producing electric power.

Although the air-cooled dry-type slag extractor (with the publication number of CN 213577537U) disclosed on the Chinese patent website solves the technical problem that the air exhausted by a blower of the traditional device mostly adopts one-way air blowing and carries a large amount of energy in the process of flowing through high-temperature waste slag, so that the cooling efficiency of the waste slag behind a track is reduced, the following problems still exist:

after the two-way air current blows to the material surface, because the track surface is wrapped up by the shell, protect equipment through the shell, but also influenced the circulation of air on track surface simultaneously for the hot gas flow can only be discharged at the feed end and the discharge end of shell, makes the contact time overlength of material and hot gas flow, and the heat loss rate on material surface reduces, makes the forced air cooling effect of slag extractor reduce, thereby is not convenient for use.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem that current slag extractor forced air cooling effect is low, the utility model provides an air-cooled dry-type slag extractor.

The utility model provides an air-cooled dry-type slag extractor, include the boiler and be used for the pay-off passageway that the slag discharged, the lower extreme of boiler is connected and is communicate with the last fixed surface of pay-off passageway, the surface mounting of pay-off passageway has air cooling mechanism, air cooling mechanism is including bellows and the air exhauster of installing the fan, bellows and air exhauster cooperation are discharged the high temperature gas in the pay-off passageway.

Preferably, the upper surface of the air box is fixedly connected with the lower surface of the feeding channel, the surface of the side wall of the air box is fixedly connected with a through pipe, the tail end of the through pipe is fixedly connected with the surface of one side of the feeding channel, and the interior of the feeding channel is communicated with the interior of the air box through the through pipe;

through above-mentioned technical scheme, utilize the fan in the bellows to blast the air current to blow through the siphunculus to the material in the pay-off passageway, thereby be convenient for carry out the forced air cooling to the material.

Preferably, the plurality of through pipes are distributed on the surface of the side wall of the feeding channel in a linear array manner, the outer surface of the other end of the feeding channel is fixedly connected with an exhaust pipe, an exhaust groove is formed in the side wall of the exhaust pipe, and the interior of the exhaust pipe is communicated with the interior of the feeding channel through the exhaust groove;

through above-mentioned technical scheme, utilize the exhaust column to discharge the hot gas flow in the pay-off passageway, avoid the hot gas flow to remain for a long time in the pay-off passageway.

Preferably, the inner wall of the exhaust pipe is fixedly connected with baffle plates, the adjacent baffle plates are alternately distributed, the baffle plates are made of metal aluminum, a thermoelectric generation piece is fixedly inserted and connected to the upper end surface of the exhaust pipe, the hot end of the thermoelectric generation piece is positioned inside the exhaust pipe and is in contact with the surfaces of the plurality of baffle plates, and the cold end of the thermoelectric generation piece is positioned outside the exhaust pipe;

through above-mentioned technical scheme, the utilization carries out electric connection with thermoelectric generation piece and air exhauster to be convenient for provide the electric energy for the air exhauster through thermoelectric generation piece, and then energy saving consumes.

Preferably, a slow air channel is formed among the baffles, hot air in the feeding channel enters the slow air channel through the air exhaust groove, the upper surface of the tail end of the air exhaust pipe is fixedly connected with a connecting pipe, the upper end of the side wall of the feeding channel is fixedly connected with the side wall of the exhaust fan, the tail end of the connecting pipe is fixedly connected with an air inlet of the exhaust fan, and an air outlet of the exhaust fan is fixedly connected with an exhaust pipe;

through the technical scheme, the hot air flow stays on the surface of the thermoelectric generation piece through the slow air channel, so that the hot air flow is in full contact with the hot end of the thermoelectric generation piece conveniently.

Preferably, the lower surface of the feeding channel is fixedly connected with a bottom plate, the surface of the bottom plate is fixedly inserted with supporting legs, and the upper ends of the supporting legs are fixedly connected with the lower surface of the feeding channel.

The utility model provides a beneficial effect does:

through setting up in the air cooling mechanism, utilize bellows to blast the air current and get into in the pay-off passageway through the siphunculus, and carry out the forced air cooling to the material in the pay-off passageway, utilize the air exhauster among the air cooling mechanism to suck the hot gas flow in the pay-off passageway simultaneously, promote the circulation of air in the pay-off passageway, make the heat in the pay-off passageway run off fast, and utilize the hot gas flow through installation thermoelectric generation piece, make the hot gas flow cooperate the thermoelectric generation piece to produce the electric energy when running off, and provide the energy for the air exhauster, thereby be convenient for improve the characteristics of slag extractor cooling efficiency.

Drawings

Fig. 1 is a schematic view of an air-cooled dry slag extractor according to the present invention;

fig. 2 is a perspective view of an exhaust pipe structure of an air-cooled dry slag extractor provided by the utility model;

fig. 3 is a sectional view of an exhaust pipe structure of the air-cooled dry slag extractor of the utility model.

In FIGS. 1-3: 1. a boiler; 2. a feed channel; 3. an air box; 31. an exhaust fan; 32. pipe passing; 33. an exhaust pipe; 34. a baffle plate; 35. a thermoelectric power generation sheet; 36. a slow air duct; 37. a connecting pipe; 38. an exhaust duct; 4. A base plate; 5. and (5) supporting legs.

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.

Referring to fig. 1-3, an air-cooled dry slag extractor comprises a boiler 1 and a feeding channel 2 for discharging slag, wherein the lower end of the boiler 1 is fixedly connected and communicated with the upper surface of the feeding channel 2, an air-cooled mechanism is arranged on the surface of the feeding channel 2, the air-cooled mechanism comprises an air box 3 provided with a fan and an exhaust fan 31, and the air box 3 and the exhaust fan 31 are matched to discharge high-temperature gas in the feeding channel 2; the lower fixed surface of pay-off passageway 2 is connected with bottom plate 4, and the fixed surface of bottom plate 4 is pegged graft and is had supporting leg 5, and the upper end of supporting leg 5 is connected with the lower fixed surface of pay-off passageway 2.

In order to blow the materials in the feeding channel 2, the upper surface of the air box 3 is fixedly connected with the lower surface of the feeding channel 2, the surface of the side wall of the air box 3 is fixedly connected with a through pipe 32, the tail end of the through pipe 32 is fixedly connected with the surface of one side of the feeding channel 2, the interior of the feeding channel 2 is communicated with the interior of the air box 3 through the through pipe 32, a fan in the air box 3 is used for blowing air flow, and the materials in the feeding channel 2 are blown through the through pipe 32, so that the air cooling and cooling of the materials are facilitated; a plurality of siphunculus 32 are linear array at the lateral wall surface of pay-off passageway 2 and distribute, and the other end external surface fixed connection of pay-off passageway 2 has exhaust column 33, and the exhaust groove has been seted up to the lateral wall of exhaust column 33, and the inside of exhaust column 33 is passed through the inside intercommunication of exhaust groove with pay-off passageway 2, utilizes exhaust column 33 to discharge the hot gas flow in the pay-off passageway 2, avoids the hot gas flow to preserve for a long time in pay-off passageway 2.

In order to suck hot air flow, the inner wall of the exhaust pipe 33 is fixedly connected with the baffle plates 34, the adjacent baffle plates 34 are alternately distributed, the baffle plates 34 are made of metal aluminum, the upper end surface of the exhaust pipe 33 is fixedly inserted with the thermoelectric generation piece 35, the hot end of the thermoelectric generation piece 35 is positioned inside the exhaust pipe 33 and is contacted with the surfaces of the baffle plates 34, the cold end of the thermoelectric generation piece 35 is positioned outside the exhaust pipe 33, the thermoelectric generation piece 35 is electrically connected with the exhaust fan 31, so that electric energy can be conveniently supplied to the exhaust fan 31 through the thermoelectric generation piece 35, and energy consumption is further saved;

in order to supply energy to the exhaust fan 31, a slow air channel 36 is formed between the baffles 34, hot air in the feeding channel 2 enters the slow air channel 36 through the air draft groove, the connecting pipe 37 is fixedly connected to the upper surface of the tail end of the air draft pipe 33, the upper end of the side wall of the feeding channel 2 is fixedly connected with the side wall of the exhaust fan 31, the tail end of the connecting pipe 37 is fixedly connected with the air inlet of the exhaust fan 31, the exhaust pipe 38 is fixedly connected to the air outlet of the exhaust fan 31, the hot air is stopped on the surface of the thermoelectric generation piece 35 through the slow air channel 36, and therefore the hot air is in full contact with the hot end of the thermoelectric generation piece 35.

Through setting up in the air cooling mechanism, utilize 3 blast air flows of bellows and get into in the pay-off passageway 2 through siphunculus 32, and carry out the forced air cooling to the material in the pay-off passageway 2, utilize air exhauster 31 in the air cooling mechanism to suck the hot gas flow in the pay-off passageway 2 simultaneously, promote the circulation of air in the pay-off passageway 2, make the heat in the pay-off passageway 2 run off fast, and utilize the hot gas flow through installation thermoelectric generation piece 35, make the hot gas flow cooperate thermoelectric generation piece 35 to produce the electric energy when running off, and provide the energy for air exhauster 31, thereby be convenient for improve the characteristics of slag extractor cooling efficiency.

The working principle is as follows:

during the use, start the feeding belt in the pay-off passageway 2 and the fan in the bellows 3, the material is carried in pay-off passageway 2, the air current in the bellows 3 blows in pay-off passageway 2 through siphunculus 32, the heat on material surface is taken away by the air current in the pay-off passageway 2, and in the exhaust column 33, the hot gas flow heats baffle 34 and thermoelectric generation piece 35 in slow wind channel 36, baffle 34 transmits partial heat to thermoelectric generation piece 35 simultaneously, the both ends difference in temperature of thermoelectric generation piece 35 increases, thermoelectric generation piece 35 generates electricity and is the air exhauster 31 function, air exhauster 31 sucks the hot gas flow in exhaust column 33 and pay-off passageway 2 through connecting pipe 37, and discharge through exhaust pipe 38.

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. An air-cooled dry slag extractor comprises a boiler (1) and a feeding channel (2) for slag discharge, and is characterized in that: the lower extreme of boiler (1) and the last fixed surface of pay-off passageway (2) are connected and communicate, the surface mounting of pay-off passageway (2) has air-cooled mechanism, air-cooled mechanism is including bellows (3) and air exhauster (31) of installing the fan, bellows (3) and air exhauster (31) cooperation are discharged the high-temperature gas in pay-off passageway (2).

2. An air-cooled dry slag extractor according to claim 1 wherein: the upper surface of bellows (3) and the lower fixed surface of pay-off passageway (2) are connected, the lateral wall fixed surface of bellows (3) is connected with siphunculus (32), the end of siphunculus (32) and one side fixed surface of pay-off passageway (2) are connected, the inside of pay-off passageway (2) and the inside of bellows (3) are through siphunculus (32) intercommunication.

3. An air-cooled dry slag extractor according to claim 2, wherein: it is a plurality of siphunculus (32) are the linear array distribution at the lateral wall surface of pay-off passageway (2), the other end external surface fixedly connected with exhaust column (33) of pay-off passageway (2), the wind suction groove has been seted up to the lateral wall of exhaust column (33), the inside of exhaust column (33) is through the inside intercommunication of wind suction groove and pay-off passageway (2).

4. An air-cooled dry slag extractor according to claim 3 wherein: inner wall fixedly connected with baffle (34) of exhaust column (33), it is adjacent baffle (34) are the alternate distribution, the material of baffle (34) is metallic aluminum, the upper end fixed surface of exhaust column (33) is pegged graft and is had thermoelectric generation piece (35), the hot junction of thermoelectric generation piece (35) is located the inside of exhaust column (33) and with the surface contact of a plurality of baffles (34), the cold junction of thermoelectric generation piece (35) is located the outside of exhaust column (33).

5. An air-cooled dry slag extractor according to claim 4 wherein: it is a plurality of be formed with between baffle (34) and slow wind channel (36), hot gas flow in pay-off passageway (2) gets into through the convulsions groove and slows wind channel (36), fixed surface is connected with connecting pipe (37) on the end of exhaust column (33), the lateral wall upper end of pay-off passageway (2) and the lateral wall fixed connection of air exhauster (31), the end of connecting pipe (37) and the air intake fixed connection of air exhauster (31), the air outlet fixedly connected with exhaust pipe (38) of air exhauster (31).

6. An air-cooled dry slag extractor according to claim 1 wherein: the lower surface of the feeding channel (2) is fixedly connected with a bottom plate (4), the surface of the bottom plate (4) is fixedly inserted with supporting legs (5), and the upper ends of the supporting legs (5) are fixedly connected with the lower surface of the feeding channel (2).