CN201310924Y

CN201310924Y - Gas-making compound combustion vertical-type furnace

Info

Publication number: CN201310924Y
Application number: CNU2008201066400U
Authority: CN
Inventors: 赖光楷; 陈善军; 石爱敏; 刘�英
Original assignee: HEBEI HUALIN MECHANICAL EQUIPMENT CO Ltd
Current assignee: HEBEI HUALIN MECHANICAL EQUIPMENT CO Ltd
Priority date: 2008-11-21
Filing date: 2008-11-21
Publication date: 2009-09-16
Anticipated expiration: 2018-11-21

Abstract

The utility model relates to a compound combustion furnace with gas-making function. The compound gas combustion furnace comprises a furnace body, a furnace cavity, a convection heated pipe surface, a flue pipe and a water seal tank arranged on the lower end of the furnace cavity, wherein the convection heated pipe surface and the flue pipe are arranged on the upper end of the furnace cavity. The compound combustion furnace is characterized in that the furnace cavity comprises a gas generation and carbocoal combustion chamber, a gas combustion chamber, a gas pore plate, an ignition pool and a gas hole, wherein the gas combustion chamber is arranged on the upper end of the gas generation and carbocoal combustion chamber, the gas pore plate is arranged between the gas generation and carbocoal combustion chamber and the gas combustion chamber, and the ignition pool is arranged in the middle of the gas pore plate, the gas hole is arranged on the gas pore plate and communicates the gas generation and carbocoal combustion chamber with the gas combustion chamber. The utility model enhances the coal combustion efficiency, reduces the soot emission and prevents black smoke, thereby achieving the purpose of clean coal combustion; the utility model also has the advantages that fine coal with poor quality can be combusted, and coal can be periodically added to the compound combustion furnace according to need, thereby reducing the labor intensity of stokers.

Description

Gas making compound combustion vertical type furnace

Technical field

The utility model relates to a kind of coal gas compound burner with self-control coal gas function.

Technical background

Present widely used ordinary fixed fire grate handwarmer needs frequent switch fire door coal, pokes fire, and efficiency of combustion is low, flue dust is big, over-emitting black exhaust, labour intensity are big, and can only adapt to high heating value piece bituminous coal.

Summary of the invention

Technical problem to be solved in the utility model provides and a kind ofly can effectively improve efficiency of combustion, has reduced soot emissions, prevents over-emitting black exhaust, reaches the gas making compound combustion vertical type furnace of clean combustion of coal purpose.

The utility model adopts following technical scheme: the utility model comprises body of heater, burner hearth, be arranged on the convection current heat pipe face and the chimney of burner hearth upper end, be arranged on the water seal tank of burner hearth lower end, it is characterized in that described burner hearth includes coal gas and takes place and the coal-char combustion chamber, be arranged on the gas burner of coal gas generation and upper end, coal-char combustion chamber, be arranged on the coal gas orifice plate between coal gas generation and coal-char combustion chamber and the gas burner, be arranged on the igniting pond in the middle of the coal gas orifice plate and be arranged on connection coal gas on the coal gas orifice plate gas vent with coal-char combustion chamber and gas burner takes place, the perisporium in the gas burner, upper end of coal gas orifice plate evenly is provided with the tangential secondary air hole that is connected with air blast.

The utility model takes place to be provided with a wind air compartment that is connected with air blast with the lower end of coal-char combustion chamber at coal gas.

The utility model is provided with water sealed explosion door in the upper end of gas burner.

The utility model igniting pond regulates airduct by the igniting pond and air blast is connected.

Good effect of the present utility model is as follows: use the utility model, the coal gas that produces in coal gas generation and the coal-char combustion chamber enters the gas burner through the coal gas orifice plate, lighted by the lump coal flame that igniting Chi Zhongyi catches fire, mix the strong cyclone firing gas burner of formation with the tangential secondary wind that four tangential secondary air holes involve in, the semicoke that forms after the coal gasification burns away therein simultaneously, until forming lime-ash, add a dant incendivity 3～4 hours, need not to put a chimney on the stove and make the fire draw, since the coal gas orifice plate stop and the centrifugation of cyclone firing that flying dust is separated in a large number, has improved efficiency of combustion in stove, soot emissions have been reduced, prevent over-emitting black exhaust, reach the purpose of clean combustion of coal, use the utility model can burn the relatively poor smalls of ature of coal, cycle coal on demand also, stoker's labour intensity reduces.

Description of drawings

Accompanying drawing 1 is the utility model outside drawing;

Accompanying drawing 2 is a structural representation of the present utility model;

Accompanying drawing 3 is looked to analysing and observe for the A-A of accompanying drawing 1.

In the accompanying drawings: 1 water seal tank, 2 wind air compartments, 3 fire grates, 4 coal gas take place with coal-char combustion chamber, 5 coal gas orifice plates, 6 igniting ponds, 7 gas burners, 8 chimneys, 9 convection current heat pipe faces, 10 water sealed explosion doors, 11 secondary vane shape air channels, 12 secondary wind adjustment doors, 13 air blasts, 14 combustion chamber fire doors, 15 coal gas take place and airduct, 19 gas vents, 20 flame-observing holes, 21 coal seams are regulated in coal-char combustion chamber fire door, 16 tangential secondary air holes, 17 wind adjustment doors, 18 igniting ponds.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is elaborated:

As accompanying drawing 1, shown in 2, the utility model comprises body of heater, burner hearth, be arranged on the convection current heat pipe face 9 and the chimney 8 of burner hearth upper end, be arranged on the water seal tank 1 of burner hearth lower end, it is characterized in that described burner hearth includes coal gas and takes place and coal-char combustion chamber 4, be arranged on the gas burner 7 of coal gas generation and 4 upper ends, coal-char combustion chamber, be arranged on the coal gas orifice plate 5 between coal gas generation and coal-char combustion chamber 4 and the gas burner 7, be arranged on the igniting pond 6 in the middle of the coal gas orifice plate 5 and be arranged on connection coal gas on the coal gas orifice plate 5 gas vent 19 with coal-char combustion chamber 4 and gas burner 7 takes place, the perisporium in the gas burner, upper end 7 of coal gas orifice plate 5 evenly is provided with the tangential secondary air hole 16 that is connected with air blast 13.

The utility model takes place to be provided with a wind air compartment 2 that is connected with air blast 13 with the lower end of coal-char combustion chamber 4 at coal gas.

7 upper end is provided with water sealed explosion door 10 to the utility model in the gas burner.

The utility model igniting pond 6 regulates airduct 18 by the igniting pond and air blast 13 is connected.

Use the utility model, open combustion chamber fire door 14, at first in igniting pond 6, add an amount of kindling material and ut, open the igniting pond then and regulate airduct 18, close wind adjustment doors 17 simultaneously one time, secondary wind adjustment doors 12, open air blast 13, after the lump coal in the pond 6 of waiting to light a fire fire burns, opening coal gas takes place and coal-char combustion chamber fire door 15, on fire grate 3, add kindling material, and adding is generally the coal amount that operation in 3～4 hours needs, closing coal gas takes place and coal-char combustion chamber fire door 15 and combustion chamber fire door 14, open one time wind adjustment doors 17, turn down secondary wind adjustment doors 12 in right amount, a wind is admitted to wind air compartment 2 interior also risings and enters the coal seam through fire grate, treat coal gas take place with the coal-char combustion chamber in coal through oxidation, reduction, destructive distillation, dry, after the gasification, the coal gas that accumulates in top, coal seam through the gas vent 19 on the coal gas orifice plate 5 enter in the gas burner 7 with igniting pond 6 in the naked light fire burns that meeting, suitably open big secondary wind adjustment doors 12 according to the gas production size, air enters tangential secondary air hole 16 behind secondary vane shape air channel 11, as shown in Figure 3, because being tangent (or oblique), the inwall of tangential secondary air hole 16 and gas burner 7 is provided with, coal gas and mix and form strong swirl flame by the wind that is sprayed at a high speed by tangential secondary air hole 16, the while release heat, separate flue dust, the flue gas that produces enters atmosphere through chimney 8 behind gas burner 7 and convection current heat pipe face 9 absorption heats.Can observe combustion position in the stoves by being arranged on flame-observing hole 20 on the combustion chamber fire door 14 around here, under the burning normal condition, should be that the flame rotation is strong and degree of filling is good, and chimney is over-emitting black exhaust not.

The utility model utilizes producer gas and cyclone firing principle, fixed grate cycle coal and coal gas compound combustion have been realized, can improve efficiency of combustion, reduce soot emissions, prevent over-emitting black exhaust, reach the purpose of clean combustion of coal, use the utility model can burn the relatively poor smalls of ature of coal, because a coal combustion period reaches 3～4 hours, and need not to put a chimney on the stove and make the fire draw, and can effectively reduce stoker's labour intensity.

Claims

1, a kind of gas making compound combustion vertical type furnace, it comprises body of heater, burner hearth, be arranged on the convection current heat pipe face (9) and the chimney (8) of burner hearth upper end, be arranged on the water seal tank (1) of burner hearth lower end, it is characterized in that described burner hearth includes coal gas and takes place and coal-char combustion chamber (4), be arranged on the gas burner (7) of coal gas generation and upper end, coal-char combustion chamber (4), be arranged on the coal gas orifice plate (5) between coal gas generation and coal-char combustion chamber (4) and gas burner (7), be arranged on the igniting pond (6) in the middle of the coal gas orifice plate (5) and be arranged on connection coal gas on the coal gas orifice plate (5) gas vent (19) with coal-char combustion chamber (4) and gas burner (7) takes place, the tangential secondary air hole (16) that perisporium evenly is provided with and air blast (13) is connected in the gas burner, upper end (7) of coal gas orifice plate (5).

2, gas making compound combustion vertical type furnace according to claim 1 is characterized in that at the wind air compartment (2) that coal gas takes place with the lower end of coal-char combustion chamber (4) is provided with and air blast (13) is connected.

3, gas making compound combustion vertical type furnace according to claim 1 and 2 is characterized in that the upper end of in the gas burner (7) is provided with water sealed explosion door (10).

4, gas making compound combustion vertical type furnace according to claim 1 and 2, the pond (6) that it is characterized in that lighting a fire regulates airduct (18) by the igniting pond and air blast (13) is connected.