CN102022824A

CN102022824A - Hot blast stove

Info

Publication number: CN102022824A
Application number: CN 201010546726
Authority: CN
Inventors: 孙延吾
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-04
Filing date: 2010-11-04
Publication date: 2011-04-20

Abstract

The invention discloses a hot blast stove. A heating box is communicated above the inner end of a hearth; the inner cavity of the heating box is longitudinally connected with multiple heating tubes (3) at intervals; an upper through hole of each heating tube is communicated with a hot air hole (11) on the heating box; and a lower through hole of the heating tube is connected with an air feeder (5) through a fairing (6). A secondary combustion chamber (9) arranged above the hearth is communicated with the inner cavity of the heating box; and a fire gathering ring (8) is arranged at the bottom of the secondary combustion chamber and communicated with the hearth. Through the powerful conveying of the air feeder, the heat transfer of indoor air convection is accelerated, and the fast balance of indoor hot air circulation temperature is realized. The fire heat produced by secondary sufficient combustion quickly heats the surfaces of the heating tubes, thus the heating area of the circulating air is obviously increased, the heat dispersion efficiency is improved, the fuel consumption is effectively saved and the pollution to the outdoor air environment is reduced.

Description

A kind of hot-blast stove

(1) technical field: the present invention relates to stove implements; Be specifically related to a kind of hot-blast stove that utilizes the hot air circulation heating.

(2) background technology: in the prior art, in the commercial shop in town and country or plantation, culture the stove and accessory that utilizes the double usefulness of heating up water, cook of fuel combustion heating in the heat preservation greenhouse, normally adopt traditional cone shape cast iron stove and accessory, the heat that utilizes body of heater to distribute carries out heat transmission by natural convection air and promotes indoor environment temperature.It exists not enough: the one, and utilizing natural convection air to carry out heat, to transmit programming rate slow, and the result is higher near body of heater indoor environment temperature on every side, and is on the low side away from the environment temperature of body of heater, seriously caused the unbalanced of heating of house temperature; The 2nd, because described body of heater surface heating surface (area) (HS is little, the radiating efficiency of generation is low; The 3rd, the inadequate pyrotechnics heat of burner hearth fuel combustion is directly discharged outdoor by chimney, increased the consumption of fuel; The dense smoke that forms has polluted outdoor air ambient again.

(3) summary of the invention: at the deficiency of above-mentioned prior art existence, the object of the present invention is to provide a kind of hot-blast stove, be intended to accelerate the heat transfer speed of indoor air convection and improve radiating efficiency and reduction fuel consumption and the pollution that reduces the outdoor air environment.

For achieving the above object, technical scheme of the present invention is achieved in that this hot-blast stove, mainly comprises body of heater and the burner hearth that is connected in its intracavity bottom; It is to be communicated with heating cabinet above the inner end of described burner hearth; Vertically be spacing at the inner chamber of described heating cabinet and be connected with some heating tubes; The upper end through hole of described heating tube is communicated with hot blast hole on the heating cabinet; The lower end through hole of described heating tube joins by radome fairing and pressure fan; The inner chamber upper end of described heating cabinet is communicated with smoke exhaust pipe.

For implementing technique scheme, the present invention is provided with secondary combustion chamber and is communicated with the inner chamber of described heating cabinet above described burner hearth; Be provided with fire-collection ring communicates with described burner hearth in the bottom of described secondary combustion chamber.

The present invention takes said structure, carries by the brute force of pressure fan, has accelerated the heat transfer speed of indoor air convection, has realized the fast uniform of indoor hot air circulation temperature.The secondary pyrotechnics heat that forms that fully burns carries out Fast Heating to some heating tube surfaces, has both obviously increased the heating surface (area) (HS of circulating air and has improved radiating efficiency, has saved fuel consumption again effectively and has reduced pollution to the outdoor air environment.

(4) description of drawings:

Fig. 1 is the cutaway view of first kind of embodiment of the present invention;

Fig. 2 is the cutaway view of second kind of embodiment of the present invention;

Fig. 3 is the cutaway view of the third embodiment of the present invention;

Fig. 4 be among Fig. 3 A-A to partial sectional view;

Fig. 5 be among Fig. 3 B-B to cutaway view.

(5) specific embodiment: Fig. 1-shown in Figure 5.This hot-blast stove mainly comprises body of heater and the burner hearth that is connected in its intracavity bottom; It is to be communicated with heating cabinet above the inner end of described burner hearth; Vertically be spacing at the inner chamber of described heating cabinet and be connected with some heating tubes 3; The upper end through hole of described heating tube is communicated with hot blast hole 11 on the heating cabinet; The lower end through hole of described heating tube joins by radome fairing 6 and pressure fan 5; The inner chamber upper end of described heating cabinet is communicated with smoke exhaust pipe 1 (shown in Figure 1).The present invention send for ease of hot air circulation and warm heats up water, it is dual-purpose to do metal plate, is provided with secondary combustion chamber 9 and is communicated with the inner chamber of described heating cabinet above described burner hearth; Be provided with fire-collection ring 8 communicate with described burner hearth (shown in Figure 2) in the bottom of described secondary combustion chamber.Send warmly for ease of carrying out hot air circulation separately, be provided with pyrotechnics hole 12 in the bottom of described secondary combustion chamber and be communicated with (shown in Figure 3) with described burner hearth.For ease of the intensity of a fire size of control burner hearth fuel combustion,, be provided with control panel 6 by be rotatedly connected outside connecting rod and the body of heater (Fig. 3, shown in Figure 5) in the secondary combustion chamber bottom that is positioned at described pyrotechnics hole.For making the burner hearth fuel combustion abundant, be connected with air inlet combustion tube 10 at described burner hearth, the upper end through hole of described air inlet combustion tube is communicated with the inner chamber air admission hole in fire-collection ring 8 and pyrotechnics hole 12, the lower end through hole of described air inlet combustion tube communicate with the air inlet 13 of bottom of furnace body (Fig. 4, shown in Figure 5).Send warm different directions according to hot air circulation, described hot blast hole 11 towards, can be on the front (Fig. 1, shown in Figure 5) that is positioned at described heating cabinet and its two sides (shown in Figure 3); Can certainly be communicated with hot blast hole (not shown) in the back of described heating cabinet again with reference to shown in Figure 3.Send (shown in Figure 3) when warm when carrying out hot air circulation separately, smoke exhaust pipe of the present invention 1 with lead to outdoor chimney and join, cover kitchen range mouth 4, burner hearth fuel does not have clean-burning pyrotechnics combustion-supporting by the air inlet of air inlet combustion tube 10 through pyrotechnics hole 12, the pyrotechnics heat that in secondary combustion chamber 9, is fully burned and forms, some heating tubes in the heating cabinet inner chamber 3 are carried out Fast Heating, increased the heating surface (area) (HS of circulating air significantly and improved radiating efficiency.After the heating tube heating reaches set temperature value, temperature control equipment starts pressure fan 5 work, heating the back in the Cryogenic air suction heating tube 3 with indoor bottom space blows to indoor by hot blast hole 11 brute forces that are connected on the heating cabinet, accelerate the heat transfer speed of indoor air convection, realized the temperature equalization of indoor hot air circulation heating apace.Surplus cigarette behind the burner hearth full combustion of fuel is discharged outdoor by chimney through the smoke exhaust pipe of heating cabinet inner chamber upper end, saved fuel consumption and the pollution that has reduced the outdoor air environment effectively.Take off cover plate 7, open kitchen range mouth 4 and put cooker, the pyrotechnics of burner hearth internal combustion is combustion-supporting down in the air inlet of air inlet combustion tube 10 by fire-collection ring 8, the pyrotechnics heat that in secondary combustion chamber 9, is fully burned, not only can hot air circulation send warm in but also can be for people's usefulness (shown in Figure 3) of heating up water, cook.Rotation is connected in the handle drive control panel 6 in the body of heater outside and the openings of sizes in pyrotechnics hole 12, can realize controlling the size of the burner hearth fuel combustion intensity of a fire.

The above only is a preferred implementation of the present invention.Be noted that for the person of ordinary skill of the art; under the prerequisite that does not break away from the principle of the invention; need not other technical characterictic that the process creative work just can be associated; can also make the modification or the improvement of some kinds of basic identical modes; realize essentially identical function and produce essentially identical effect; these variations should be considered as equivalent feature, all belong within the protection domain of patent of the present invention.

Claims

1. a hot-blast stove mainly comprises body of heater and the burner hearth that is connected in its intracavity bottom; It is characterized in that: above the inner end of described burner hearth, be communicated with heating cabinet; Vertically be spacing at the inner chamber of described heating cabinet and be connected with some heating tubes (3); The upper end through hole of described heating tube is communicated with hot blast hole (11) on the heating cabinet; The lower end through hole of described heating tube joins by radome fairing (6) and pressure fan (5); The inner chamber upper end of described heating cabinet is communicated with smoke exhaust pipe (1).

2. a kind of hot-blast stove according to claim 1 is characterized in that: be provided with secondary combustion chamber (9) and be communicated with the inner chamber of described heating cabinet above described burner hearth; Be provided with fire-collection ring (8) communicates with described burner hearth in the bottom of described secondary combustion chamber.

3. a kind of hot-blast stove according to claim 2 is characterized in that: be provided with pyrotechnics hole (12) in the bottom of described secondary combustion chamber and be communicated with described burner hearth.

4. a kind of hot-blast stove according to claim 3, it is characterized in that: described burner hearth is connected with air inlet combustion tube (10), the upper end through hole of described air inlet combustion tube is communicated with the inner chamber air admission hole of fire-collection ring (8) and pyrotechnics hole (12), and the lower end through hole of described air inlet combustion tube communicates with the air inlet (13) of bottom of furnace body.

5. a kind of hot-blast stove according to claim 4 is characterized in that: in the secondary combustion chamber bottom that is positioned at described pyrotechnics hole, be provided with control panel (6) and be rotatedly connected by the connecting rod and the body of heater outside.

6. a kind of hot-blast stove according to claim 5 is characterized in that: described hot blast hole (11) towards, be to be positioned on the front of described heating cabinet and its two sides.

7. a kind of hot-blast stove according to claim 6 is characterized in that: be communicated with hot blast hole (11) in the back of described heating cabinet.