CN208222823U - A kind of fuel gas hot-blast stove of efficient stable - Google Patents

Abstract

The utility model relates to hot-blast furnace equipment technical fields, in particular a kind of fuel gas hot-blast stove of efficient stable, including hot wind furnace main body, hot wind furnace main body is cylindrical, and hot wind furnace main body is internally provided with hot air chamber, and hot air chamber is internally provided with combustion chamber, the outer layer of hot air chamber is provided with lagging casing, the circumference bottom of lagging casing is provided with firm banking, and the air intake of hot air chamber is equipped with adjusting valve, and the air intake of adjusting valve is equipped with inlet air filter screen cover.The utility model structure is simple, flexible arrangement, compact, easy to operate, reliable performance can be heated by the combustion chamber of setting to by the air of hot air chamber, improve the efficiency of heating, by the adjusting valve of setting, so that heat supply wind-warm syndrome is adjustable, cold wind enters in ontology through sandwich passage inside and outside furnace shell, certain cooling effect is played to hot air chamber furnace body, the service life of hot-blast stove can be improved, reduce radiation loss, and the burning of low-heat value gas can be allowed more stable.

Description

A kind of fuel gas hot-blast stove of efficient stable

Technical field

The utility model relates to hot-blast furnace equipment technical field, specially a kind of fuel gas hot-blast stove of efficient stable.

Background technique

The air that general gas furnace, combustion gas and air blower are sent into enters in fuel gas hot-blast stove simultaneously, burns, in furnace Chamber inner combustion, flue gas are discharged from exhanst gas outlet again, this is the combustion process once entered the wind, and the combustion system of common furnace.Combustion Gas combustion instability, therefore, the amount moment of required air, changes will occur, is asked using common combustion system there are following Topic: it not can solve the proportion problem of gas quantity in combustion and air capacity, as a result cause to burn insufficient, cause serious Combustion gas waste, while over-emitting black exhaust when flue gas discharge, pollute air, and environmental protection is not up to standard.In consideration of it, it is proposed that a kind of efficient stable Fuel gas hot-blast stove.

Utility model content

The purpose of this utility model is to provide a kind of fuel gas hot-blast stoves of efficient stable, to solve in above-mentioned background technique It is proposed nowadays gas furnace efficiency of combustion difference and insufficient problem of burning.

To achieve the above object, the utility model provides the following technical solutions:

A kind of fuel gas hot-blast stove of efficient stable, including hot wind furnace main body, the hot wind furnace main body is cylindrical, the heat Wind furnace main body is internally provided with hot air chamber, and the hot air chamber is internally provided with combustion chamber, the outer layer setting of the hot air chamber There is lagging casing, the circumference bottom of the lagging casing is provided with firm banking.

Preferably, the hot air chamber, combustion chamber and lagging casing are cylindric, and hot air chamber and combustion chamber are coaxially set It sets.

Preferably, the air intake of the hot air chamber is equipped with adjusting valve, and the air intake of the adjusting valve, which is equipped with, entered the wind Screen cover, the hot air chamber far from be equipped on one end periphery of the adjusting valve it is several uniformly equidistantly annularly arrange it is pre- Hot blade.

Preferably, one end of the preheating blade and the inner wall of hot air chamber are welded and fixed, and the preheating blade is far from described The one end of hot air chamber is embedded on the outer wall of the combustion chamber.

Preferably, the hot air chamber is provided with air outlet, installation in the air outlet far from the one end of the adjusting valve There is air-introduced machine.

Preferably, the place open at one end of the combustion chamber is equipped with burner, and the combustion chamber is far from the burner One end is provided with exhanst gas outlet, and the outlet area of the exhanst gas outlet is equipped with filtrating smoke dust net.

Preferably, the burner is installed on the center of the combustion chamber openings.

Compared with prior art, the utility model has the beneficial effects that

1, the gas hot-air furnace structure of this efficient stable is simple, flexible arrangement, compact, easy to operate, reliable performance, It can be heated to by the air of hot air chamber by the combustion chamber of setting, improve the efficiency of heating.

2, the fuel gas hot-blast stove of this efficient stable is by the adjusting valve of setting, so that heat supply wind-warm syndrome is adjustable, cold wind is through furnace shell Inside and outside sandwich passage enters in ontology, and certain cooling effect is played to hot air chamber furnace body, and the service life of hot-blast stove can be improved, and reduces Radiation loss, and the burning of low-heat value gas can be allowed more stable.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the left view structural representation of the utility model.

In figure: 1, hot wind furnace main body；2, hot air chamber；21, adjusting valve；22, inlet air filter screen cover；23, blade is preheated；24, Air outlet；25, air-introduced machine；3, combustion chamber；31, burner；32, exhanst gas outlet；33, filtrating smoke dust net；4, lagging casing；5, solid Determine pedestal.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

The utility model provides a kind of technical solution referring to FIG. 1-2:

A kind of fuel gas hot-blast stove of efficient stable, as shown in Figure 1, including hot wind furnace main body 1, hot wind furnace main body 1 is in cylinder Shape, hot wind furnace main body 1 are internally provided with hot air chamber 2, and hot air chamber 2 is internally provided with combustion chamber 3, and the outer layer of hot air chamber 2 is set It is equipped with lagging casing 4, the circumference bottom of lagging casing 4 is provided with firm banking 5.

It is worth noting that the hot wind furnace main body 1 in the present embodiment is made of stainless steel, anticorrosive, high temperature resistant, Long service life.

In addition, hot air chamber 2, combustion chamber 3 and lagging casing 4 are cylindric, and hot air chamber 2 and combustion chamber 3 are coaxially set It sets.

It is worth noting that as shown in Figure 1, the air intake of hot air chamber 2 is equipped with adjusting valve 21, the air intake of adjusting valve 21 Inlet air filter screen cover 22 is installed, the impurity reduced in air enters in hot air chamber 2；Hot air chamber 2 far from adjusting valve 21 one Several preheating blades 23 uniformly equidistantly annularly arranged are installed on the periphery of end, channel is formed and makees preheated air air duct.

In addition, preheating blade 23 is separate as shown in Fig. 2, one end of preheating blade 23 and the inner wall of hot air chamber 2 are welded and fixed The one end of hot air chamber 2 is embedded on the outer wall of combustion chamber 3.

Further, as shown in Figure 1, hot air chamber 2 is provided with air outlet 24, air outlet 24 far from the one end of adjusting valve 21 Air-introduced machine 25 is inside installed, air-introduced machine 25 is the important equipment of 31 normal combustion of burner, and generation has certain wind pressure and wind After the preheated air duct preheating of the air of amount, into furnace body, hot wind is formed, intake can be played by adjusting adjusting valve 21, Make flue gas and cold wind proportion speed, reaches temperature required for user.

It is worth noting that as depicted in figs. 1 and 2, the place open at one end of combustion chamber 3 is equipped with burner 31, combustion chamber 3 One end far from burner 31 is provided with exhanst gas outlet 32.

In addition, the outlet area of exhanst gas outlet 32 is equipped with filtrating smoke dust net 33, the fixation particulate matter in flue gas is reduced.

It is worth noting that, burner 31 is installed on the center of the opening of combustion chamber 3, the efficiency of burning is improved.

When in use, operator accesses to combustion gas in burner 31 to fuel gas hot-blast stove in the present embodiment, and opens Burnt gas valve, by manual firing or electronic striking, so that the fuel gas buring that burner 31 is released, operator, which opens, later is adjusted Air-valve 21, and air-introduced machine 25 is powered, after preheating its work air inducing, the air that air-introduced machine 25 introduces by combustion chamber 3, After being mixed with the flue gas that exhanst gas outlet 32 discharges, reach temperature required for user, when closing, operator first closes tune Air-valve 21 and air-introduced machine 25, later closing gas valve door.

In addition to this, the fuel gas hot-blast stove in the present embodiment can also cooperate combustion control system to carry out using the burning The prior art can be used in control system, and those skilled in the art may be implemented completely, is not necessarily to superfluous words, and the utility model is protected interior Hold the improvement not also being related to for software and method.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of fuel gas hot-blast stove of efficient stable, including hot wind furnace main body (1), it is characterised in that: the hot wind furnace main body (1) Cylindrical, the hot wind furnace main body (1) is internally provided with hot air chamber (2), and the hot air chamber (2) is internally provided with burning The outer layer of room (3), the hot air chamber (2) is provided with lagging casing (4), and the circumference bottom of the lagging casing (4) is provided with solid Determine pedestal (5).

2. the fuel gas hot-blast stove of efficient stable according to claim 1, it is characterised in that: the hot air chamber (2), combustion chamber (3) and lagging casing (4) is cylindric, and hot air chamber (2) and combustion chamber (3) are coaxially disposed.

3. the fuel gas hot-blast stove of efficient stable according to claim 1, it is characterised in that: the air inlet of the hot air chamber (2) End is equipped with adjusting valve (21), and the air intake of the adjusting valve (21) is equipped with inlet air filter screen cover (22), the hot air chamber (2) Several preheating blades (23) uniformly equidistantly annularly arranged are installed on one end periphery far from the adjusting valve (21).

4. the fuel gas hot-blast stove of efficient stable according to claim 3, it is characterised in that: the one of preheating blade (23) It holds and is welded and fixed with the inner wall of hot air chamber (2), preheating blade (23) is embedded at institute far from the one end of the hot air chamber (2) On the outer wall for stating combustion chamber (3).

5. the fuel gas hot-blast stove of efficient stable according to claim 4, it is characterised in that: the hot air chamber (2) is far from institute The one end for stating adjusting valve (21) is provided with air outlet (24), is equipped with air-introduced machine (25) in the air outlet (24).

6. the fuel gas hot-blast stove of efficient stable according to claim 1, it is characterised in that: one end of the combustion chamber (3) Opening is equipped with burner (31), and the combustion chamber (3) is provided with exhanst gas outlet far from the one end of the burner (31) (32), the outlet area of the exhanst gas outlet (32) is equipped with filtrating smoke dust net (33).

7. the fuel gas hot-blast stove of efficient stable according to claim 6, it is characterised in that: the burner (31) is installed on The center of combustion chamber (3) opening.