CN110657573A

CN110657573A - High-air-temperature hot blast stove with high-temperature flue gas flow equalizer

Info

Publication number: CN110657573A
Application number: CN201910930097.9A
Authority: CN
Inventors: 王飞飞; 张书文
Original assignee: Anhui Yihe Machinery Co Ltd
Current assignee: Anhui Yihe Machinery Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-01-07

Abstract

The invention discloses a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer, which comprises a stove body, wherein an ash removal box which penetrates through the stove body and extends into the stove body is arranged at the inner bottom of the stove body, a fire bar is fixedly connected between the left inner wall and the right inner wall of the stove body, which are positioned above the ash removal box, the top of the stove body is fixedly provided with a stove cover, the middle of the top of the stove body is fixedly provided with a chimney, and the bottom of the chimney is fixedly provided with. This high wind temperature hot-blast furnace with high temperature flue gas current equalizer, through setting up heat preservation and blast pipe, make hot-blast second high temperature flue get into the heat preservation, the thermal insulation performance of furnace body has been increased, through setting up the blast pipe, return air circle and vent, make the hot-blast route that forms in the flue, let the flue that gets into more easily of the hot-blast in the furnace body, through setting up the flue gas current equalizer, let hot-blast can shunt more evenly, thereby accomplish the circulation in the flue, the efficiency of utilizing to hot-blast has been improved.

Description

High-air-temperature hot blast stove with high-temperature flue gas flow equalizer

Technical Field

The invention relates to the technical field of high-air-temperature hot blast stoves, in particular to a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer.

Background

The hot blast stove is a stove which generates hot air by burning fuel, is widely used in rural areas in northern China, has the advantages of low cost and good heating effect, and can heat the greenhouse through the hot blast stove in the field of planting some vegetables, flowers or fruits along with the development of the society and the increasing demand of the vegetables and fruits in out-of-season, thereby achieving the suitable planting temperature in the greenhouse.

The hot blast stove used in the field of animal and plant cultivation in the market at present mainly comprises a common coal stove and a flue, and when the outer wall of the stove body is in contact with air, especially in cold winter, the heat loss is easy to accelerate, so that the temperature rise speed of the stove body is slow and the secondary ignition is difficult.

Disclosure of Invention

The invention aims to provide a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer comprises a stove body, wherein the inner bottom of the stove body is provided with an ash removal box which penetrates through the stove body and extends into the stove body, a fire bar is fixedly connected between the left inner wall and the right inner wall of the furnace body above the ash removal box, a furnace cover is fixedly arranged at the top of the furnace body, a chimney is fixedly arranged in the middle of the top of the furnace body, an air return ring is fixedly arranged at the bottom of the chimney, the air return ring is positioned at the left side and the right side of the chimney and is provided with ventilation openings which penetrate through the air return ring and extend to the interior of the furnace body, the top of the chimney is fixedly provided with a flue gas flow equalizer, the left end and the right end of the flue gas flow equalizer are fixedly connected with first high-temperature flues, the first high-temperature flue is fixedly connected with an air return box at one end far away from the flue gas flow equalizer, and the upper end and the lower end of the air return box are fixedly connected with a second high-temperature flue.

Preferably, the outer surface of the furnace body is provided with a heat-insulating layer, and the inner top of the heat-insulating layer is provided with an air inlet groove penetrating through the heat-insulating layer.

Preferably, the lap joint of the air inlet groove and the second high-temperature flue is a non-sealing structure, and an exhaust pipe penetrating through the air inlet groove body is fixedly installed at the top of the air inlet groove.

Preferably, the diameter of the fire bars is equal to the diameter of the inner wall of the furnace body, and the fire bars are made of heat-resistant steel.

Preferably, the inner channels of the first high-temperature flue and the second high-temperature flue are designed to be communicated, and the first high-temperature flue and the second high-temperature flue are made of metal sheet coiling blocks.

Preferably, the outer surface of the furnace body is rotatably connected with a furnace door for adding fuel into the furnace body, and the outer surface of the ash removal box, which is positioned on the furnace body, is fixedly connected with a handle.

Advantageous effects

The invention provides a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer, which has the following beneficial effects:

1. this high wind temperature hot-blast furnace with high temperature flue gas current equalizer through setting up heat preservation and blast pipe, makes hot-blast second high temperature flue get into the heat preservation for the furnace body not only can acquire the temperature through fuel, can also keep warm through second high temperature flue endless hot-blast, has increased the thermal insulation performance of furnace body, thereby lets the ignition easier.

2. This high wind temperature hot-blast furnace with high temperature flue gas current equalizer through setting up the blast pipe for hot-blast formation route in the flue, through setting up return air ring and vent, lets the hot-blast flue that gets into more easily in the furnace body, through setting up the flue gas current equalizer, lets hot-blast can shunt more evenly, thereby accomplishes the circulation in the flue, has improved the hot-blast utilization efficiency, has saved the fuel cost.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention.

In the figure: the furnace comprises a furnace body 1, a dust removing box 2, a furnace bar 3, a furnace cover 4, a chimney 5, an air return ring 6, a ventilation opening 7, a flue gas flow equalizer 8, a first high-temperature flue 9, an air return box 10, a second high-temperature flue 11, a heat insulating layer 12, an air inlet groove 13, an exhaust pipe 14, a furnace door 15 and a handle 16.

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. 1-2, the present invention provides a technical solution: a high-air-temperature hot blast stove with a high-temperature flue gas flow equalizer comprises a stove body 1, the inner bottom of the stove body 1 is provided with an ash removal box 2 which penetrates through the stove body 1 and extends into the stove body 1, a fire bar 3 is fixedly connected between the left inner wall and the right inner wall of the stove body 1 which is positioned above the ash removal box 2, the diameter of the fire bar 3 is equal to that of the inner wall of the stove body 1, the fire bar 3 is made of heat-resistant steel, the top of the stove body 1 is fixedly provided with a stove cover 4, the middle of the top of the stove body 1 is fixedly provided with a chimney 5, the bottom of the chimney 5 is fixedly provided with a return air ring 6, the return air ring 6 is positioned at the left side and the right side of the chimney and is provided with vent holes 7 which penetrate through the return air ring 6 and extend into the stove body 1, the top of the chimney 5 is fixedly provided with a flue gas flow equalizer 8, the, the upper end and the lower end of the air return box 10 are both fixedly connected with a second high-temperature flue 11.

The inner channels of the first high-temperature flue 9 and the second high-temperature flue 11 are designed to be communicated with each other, the first high-temperature flue 9 and the second high-temperature flue 11 are made of metal sheet reels, a heat-insulating layer 12 is arranged on the outer surface of the furnace body 1, an exhaust pipe 13 penetrating through the heat-insulating layer 12 is arranged inside the heat-insulating layer 12, the lap joint of the exhaust pipe 13 and the second high-temperature flue 11 is a non-sealing structure, an exhaust pipe 14 penetrating through the body of the exhaust pipe 13 is fixedly arranged at the top of the exhaust pipe 13, a furnace door 15 for adding fuel into the furnace body 1 is rotatably connected to the outer surface of the furnace body 1, a handle 16 is fixedly connected to the outer surface of the ash removal box 2, and by arranging the heat-insulating layer 12 and the air inlet groove 13, hot air can enter the heat-insulating layer 12 through the second high-temperature flue 11, the heat preservation performance of the furnace body is improved, ignition is easier, hot air in the flue forms a channel by arranging the exhaust pipe 14, the hot air in the furnace body is easier to enter the flue by arranging the air return ring 6 and the vent 7, the hot air can be more uniformly distributed by arranging the flue gas flow equalizer 8, circulation is completed in the flue, the utilization efficiency of the hot air is improved, and the fuel cost is saved.

The working principle is as follows: this high wind temperature hot-blast furnace with high temperature flue gas current equalizer is in the use, open furnace gate 15 earlier, put fuel on fire bars 3, then light fuel and close furnace gate 15, make the inside steam that produces of furnace body 1 pass through chimney 5 and get into flue gas current equalizer 8 through the burning of fuel, shunt to first high temperature flue 9 through flue gas current equalizer 8, then get into second high temperature flue 11 through air return box 10, get into air inlet duct 13 at last and accomplish the steam circulation, thereby the thermal insulation performance of furnace body 1 itself has been improved, hot-blast utilization efficiency has been improved, the fuel cost has been saved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high wind temperature hot-blast furnace with high temperature flue gas current equalizer, includes furnace body (1), its characterized in that: the inner bottom of the furnace body (1) is provided with an ash removal box (2) which penetrates through the furnace body (1) and extends to the interior of the furnace body (1), the furnace body (1) is positioned between a left inner wall and a right inner wall above the ash removal box (2) and is fixedly connected with a fire bar (3), the top of the furnace body (1) is fixedly provided with a furnace cover (4), the middle of the top of the furnace body (1) is fixedly provided with a chimney (5), the bottom of the chimney (5) is fixedly provided with an air return ring (6), the air return ring (6) is positioned at the left side and the right side of the chimney and is provided with a ventilation opening (7) which penetrates through the air return ring (6) and extends to the interior of the furnace body (1), the top of the chimney (5) is fixedly provided with a flue gas uniform flow device (8), the left end and the right end of the flue gas uniform flow device (8) are fixedly connected with a first high-temperature flue (9), and, and the upper end and the lower end of the air return box (10) are fixedly connected with a second high-temperature flue (11).

2. The high-wind-temperature hot blast stove with the high-temperature flue gas flow equalizer according to claim 1, characterized in that: the outer surface of the furnace body (1) is provided with a heat-insulating layer (12), and the inner top of the heat-insulating layer (12) is provided with an air inlet groove (13) which penetrates through the heat-insulating layer (12).

3. The high-wind-temperature hot blast stove with the high-temperature flue gas flow equalizer according to claim 2, characterized in that: the lap joint of the air inlet groove (13) and the second high-temperature flue (11) is of a non-sealing structure, and an exhaust pipe (14) penetrating through the body of the air inlet groove (13) is fixedly installed at the top of the air inlet groove (13).

4. The high-wind-temperature hot blast stove with the high-temperature flue gas flow equalizer according to claim 1, characterized in that: the diameter of the fire bars (3) is equal to that of the inner wall of the furnace body (1), and the fire bars (3) are made of heat-resistant steel.

5. The high-wind-temperature hot blast stove with the high-temperature flue gas flow equalizer according to claim 1, characterized in that: the inner channels of the first high-temperature flue (9) and the second high-temperature flue (11) are designed to be communicated, and the first high-temperature flue (9) and the second high-temperature flue (11) are made of metal thin plate reels.

6. The high-wind-temperature hot blast stove with the high-temperature flue gas flow equalizer according to claim 1, characterized in that: the outer surface of the furnace body (1) is rotatably connected with a furnace door (15) used for adding fuel into the furnace body (1), and the outer surface of the ash removal box (2) positioned on the furnace body (1) is fixedly connected with a handle (16).