CN212962209U

CN212962209U - Combustion furnace

Info

Publication number: CN212962209U
Application number: CN202021308481.XU
Authority: CN
Inventors: 王辉; 王秋芳; 刘建峰
Original assignee: Bolian Royes Suzhou Industrial Equipment Manufacturing Co ltd
Current assignee: Bolian Royes Suzhou Industrial Equipment Manufacturing Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-13
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to a combustion furnace, which comprises a furnace body, wherein the furnace body is hollow to form a combustion chamber, and comprises a precombustion chamber, a lower furnace body, a middle furnace body, a top furnace body, a horizontal flue section furnace body and a smoke exhaust pipeline; and the middle furnace body and the top furnace body are provided with flue gas injection ports. The combustion furnace in the scheme mainly comprises six design modules, a metal plate is arranged outside the furnace body, refractory high-temperature cotton is arranged in the middle of the furnace body, refractory bricks are arranged inside the furnace body, and three layers of heat preservation measures are adopted to ensure the heat preservation and sealing of an internal gas path; the combustible gas inlet has four: the pre-combustion chamber burner, the middle furnace body (two parts) and the top furnace body (one part) can be used for single-point or multi-point gas infusion by users according to specific working environments and test requirements. The pressure temperature measuring points and the temperature measuring points are distributed on the surface of the equipment in a large area, so that the combustion voltage stabilization state of the equipment can be debugged and monitored at multiple points in real time.

Description

Combustion furnace

Technical Field

The utility model relates to a burner, in particular to fire burning furnace.

Background

The coal-fired boiler is a boiler using coal as fuel, and refers to a thermal power plant which burns the coal in a hearth to release heat and heats heat medium water or other organic heat carriers (such as heat transfer oil and the like) to a certain temperature (or pressure). However, the prior art is too bulky, the ignition device is too simple and easy, the applicability is weak, the combustion efficiency and the temperature rise stability are weak, and the index of the polluted waste gas is too high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire burning furnace.

The above technical purpose of the present invention can be achieved by the following technical solutions: a combustion furnace comprises a furnace body, wherein the furnace body is hollow to form a combustion chamber, and comprises a precombustion chamber, a lower furnace body, a middle furnace body, a top furnace body, a horizontal flue section furnace body and a smoke exhaust pipeline; and the middle furnace body and the top furnace body are provided with flue gas injection ports.

Preferably, a pressure measuring point and a temperature measuring point are arranged in the furnace body.

Preferably, two groups of flue gas injection ports are arranged on the middle furnace body, and one group of flue gas injection ports is arranged on the top furnace body.

Preferably, the furnace body sequentially comprises a metal layer, a fire-resistant layer and a heat-insulating layer from outside to inside; the fire-resistant layer is made of fire-resistant high-temperature cotton, and the heat-insulating layer is made of refractory bricks.

Preferably, the furnace further comprises a heater bracket arranged at the bottom of the furnace body.

Preferably, the heater support is provided with a plurality of brackets and is fixed on the ground through bolts.

To sum up, the utility model discloses following beneficial effect has:

1. the combustion furnace in the scheme mainly comprises six design modules, and a metal steel body outside a furnace body 1, refractory high-temperature cotton in the middle and refractory brick material inside the furnace body, wherein three layers of heat preservation measures are adopted to ensure the heat preservation and sealing of an internal gas path; the combustible gas inlet has four: the pre-combustion chamber burner, the middle furnace body (two parts) and the top furnace body (one part) can be used for single-point or multi-point gas infusion by users according to specific working environments and test requirements. Pressure temperature measuring points and temperature measuring points are distributed on the surface of the equipment in a large area to debug and monitor the combustion voltage stabilization state of the equipment at multiple points in real time;

2. the equipment is simple, and the operation requirement is low;

3. the ignition condition is good, and crushing processing is not needed;

4. the arrangement is simple, and the running power consumption is low;

5. the applicability is flexible due to the multi-point air inlet and the ignition port;

6. the operation is more stable, long service life, and the subassembly is few, easy operation.

Drawings

FIG. 1 is a schematic axial view of the overall structure of the embodiment;

FIG. 2 is a sectional view of a part of the structure in the embodiment.

In the figure, 1, a furnace body; 11. a precombustion chamber; 12. a lower furnace body; 13. a middle furnace body; 14. a top furnace body; 141. a flue gas injection port; 15. a horizontal section flue; 16. a smoke exhaust duct; 17. a heater supporter; 18. a combustion chamber.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

a combustion furnace, as shown in figure 1, comprises a furnace body 1, wherein the interior of the furnace body 1 is hollow to form a combustion chamber 18, the furnace body 1 comprises a precombustion chamber 11, a lower furnace body 12, a middle furnace body 13, a top furnace body 14, a horizontal flue section furnace body 15 and a smoke exhaust pipeline 16; the middle furnace body 13 and the top furnace body 14 are provided with flue gas injection ports 141.

As shown in fig. 1, a plurality of pressure measurement points 201 and temperature measurement points 202 are provided in the furnace body 1, and the same port may be used.

As shown in fig. 1, two sets of the flue gas injection ports 141 are arranged on the middle furnace body 13, and one set of the flue gas injection ports 141 is arranged on the top furnace body 14.

As shown in fig. 2, the furnace body 1 comprises a metal layer 31, a refractory layer 32 and an insulating layer 33 in sequence from outside to inside; the fire-resistant layer 32 is made of fire-resistant high-temperature cotton, and the heat-insulating layer 33 is made of refractory bricks.

As shown in fig. 1, a heater support 17 is further included at the bottom of the furnace body 1.

As shown in fig. 1, the heater supporter 17 is provided in several and fixed to the ground by bolts.

The working principle is as follows:

the combustion furnace in the scheme mainly comprises six design modules, a metal plate body is arranged outside the furnace body, high-temperature refractory cotton is arranged in the middle of the furnace body, refractory bricks are arranged inside the furnace body, and three layers of heat preservation measures are adopted to ensure the heat preservation and sealing of an internal gas path; the combustible gas inlet has four: the pre-combustion chamber burner, the middle furnace body (two parts) and the top furnace body (one part) can be used for single-point or multi-point gas infusion by users according to specific working environments and test requirements. The pressure temperature measuring points and the temperature measuring points are distributed on the surface of the equipment in a large area, so that the combustion voltage stabilization state of the equipment can be debugged and monitored at multiple points in real time.

Claims

1. A combustion furnace comprising a furnace body (1), characterized in that: the furnace body (1) is hollow to form a combustion chamber (18), and the furnace body (1) comprises a precombustion chamber (11), a lower furnace body (12), a middle furnace body (13), a top furnace body (14), a horizontal flue section furnace body (15) and a smoke exhaust pipeline (16); and the middle furnace body (13) and the top furnace body (14) are provided with flue gas injection ports (141).

2. A furnace as claimed in claim 1 wherein: a pressure measuring point (201) and a temperature measuring point (202) are arranged in the furnace body (1).

3. A furnace as claimed in claim 2 wherein: two groups of flue gas injection ports (141) are arranged on the middle furnace body (13), and one group of flue gas injection ports (141) are arranged on the top furnace body (14).

4. A furnace as claimed in claim 3 wherein: the furnace body (1) sequentially comprises a metal layer (31), a fire-resistant layer (32) and an insulating layer (33) from outside to inside; the fire-resistant layer (32) is made of fire-resistant high-temperature cotton, and the heat-insulating layer (33) is made of refractory bricks.

5. The combustion furnace as set forth in claim 4 wherein: also comprises a heater bracket (17) arranged at the bottom of the furnace body (1).

6. The combustion furnace as set forth in claim 5 wherein: the heater support (17) is provided with a plurality of bolts and is fixed on the ground.