CN202403399U

CN202403399U - Energy-saving purification hot air furnace

Info

Publication number: CN202403399U
Application number: CN2012200031881U
Authority: CN
Inventors: 葛峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-01-05
Filing date: 2012-01-05
Publication date: 2012-08-29
Anticipated expiration: 2022-01-05

Abstract

The utility model relates to the manufacturing technology of boilers, in particular to an energy-saving purification hot air furnace which is high in heat utilization rate, can combust materials thoroughly and is environment-friendly and economic. The energy-saving purification hot air furnace comprises a shell (1), wherein the upper end, the lower end and the inner wall of one side of the shell (1) are provided with a sealing interlayer respectively to form a heat exchange chamber (2); an air conveying coil (3) which is communicated with the heat exchange chamber (2) is arranged on the upper part inside the shell (1); a combustion chamber (4) with a feed port (10) is formed on the middle part of the shell (1); an ash storage chamber (5) with an ash discharge port (11) is formed on the lower part of the shell (1); a chimney (6) which is communicated with the inside of the shell (1) and a hot air outlet (7) which is communicated with the heat exchange chamber (2) are formed at the upper end outside the shell (1); an air blower (12) is arranged on the side wall of the heat exchange chamber (2); one side of the combustion chamber (4) is connected with the heat exchange chamber (2), and the other side of the combustion chamber (4) is provided with an air interlayer (8); and air tubes (9) which are communicated with the air interlayer (8) and the heat exchange chamber (2) are arranged on the upper edge and the lower edge of the combustion chamber (4). The energy-saving purification hot air furnace has the advantages of reasonable design, simple structure, safety, reliability and good effects of smoke elimination and dust removal.

Description

A kind of energy-saving and purifying hot-blast stove

Technical field

The utility model relates to boiler manufacturing technology field, is specially a kind of energy-saving and purifying hot-blast stove.

Background technology

Through long production practices; It has been recognized that and have only the hot blast of utilization as medium with carrier could improve heat utilization efficiency and the thermal technology makes effect biglyyer; And traditional electrical thermal source and steam thermal power often dispose many circulating fans in course of conveying; Make it the final hot blast operation of drying or heat that still forms indirectly, the obvious existence of this process wastes energy in a large number and causes many shortcomings such as auxiliary device is too much, complex technical process.Along with the continuous development of society science and technology, as the hot-blast stove of thermal power machinery at the regeneration product that becomes electric heat source and traditional steam power thermal source.

The hot-blast stove that is widely used at present has two kinds of direct-type and indirect types; Wherein the direct-type hot-blast stove mainly is suitable under the situation that does not influence the oven dry product quality; It is to adopt fuel directly to burn, and forms hot blast through high purified treatment, thus with direct contact drying of material or baking; It is contaminated that the indirect type hot-blast stove is applicable to that the material that is dried does not allow, and it is dry perhaps to be applied to the lower heat sensitive material of temperature, and principle is exactly heat exchange, and heat exchange area is big more, and thermal conversion rate is high more, and the energy-saving effect of hot-blast stove is good more, and service life is long more.

And the indirect type hot-blast stove that uses now is mainly regenerative hot blast stove and heat exchange type hot-blast stove, for regenerative hot blast stove, exists volume big, and hot blast temperature is unstable, and switching mechanism is many, purchases the problem all high with maintenance cost; For the heat exchange type hot-blast stove; Though overcome the shortcoming of regenerative hot blast stove, also existed the heat exchange temperature relatively low, the problem that heat utilization efficiency is low; This type of hot-blast stove of great majority has only a burner hearth simultaneously; It is insufficient to burn, and waste is serious, and the gas major polluting atmosphere environment that produces during burning.

Summary of the invention

The purpose of the utility model is to provide a kind of result of use good, and heat utilization efficiency is high, and the heat exchange temperature is high, and sufficient combustion pollutes and lacks, the energy-saving and purifying hot-blast stove of environmental protection and economy.

A kind of energy-saving and purifying hot-blast stove of the utility model comprises housing 1, Heat Room 2, defeated wind coil pipe 3, combustion chamber 4, Dust Storage Room 5, chimney 6, hot-blast outlet 7, air blanketing 8, airduct 9; It is characterized in that said housing 1 is a cuboid, its upper and lower side and a side inwall are equipped with Sealed sandwich and form Heat Room 2; Housing 1 inner and upper is provided with the defeated wind coil pipe 3 that is communicated with Heat Room 2, and the middle part is provided with the combustion chamber 4 that dog-house 10 is set, and the bottom is provided with the Dust Storage Room 5 that ash discharging hole 11 is set, and outer upper ends is provided with chimney 6 and hot-blast outlet 7; Blower fan 12 is installed on the sidewall of Heat Room 2, and the top connection is provided with hot-blast outlet 7; Combustion chamber 4 is divided into two-layer up and down, and the one of which side is connected with Heat Room 2, and opposite side is provided with air blanketing 8, and both sides are respectively arranged with the airduct 9 that is communicated with air blanketing 8 and Heat Room 2 up and down; Chimney 6 passes Heat Room 2 and housing 1 internal communication.

Further, be provided with observation ward 14 between described combustion chamber 4 and the Dust Storage Room 5, a side of observation ward 14 is provided with observation panel 13.

Further, fire bars 15 is installed between described observation ward 14 and the Dust Storage Room 5.

Further, deduster 16 is installed in the exit of described chimney 6.

A kind of energy-saving and purifying hot-blast stove of the utility model, through Heat Room 2 is set in housing 1, high-temperature gas is given Heat Room 2 through defeated wind coil pipe 3 and combustion chamber 4 walls with thermal energy conduction, utilizes blower fan 12 that hot blast is blown out in the Heat Room 2 after the air heat; Pass through the repeated combustion of two-layer combustion chamber 4 up and down simultaneously; Flue gas and particle that fuel combustion produces are able to abundant burning; And defeated wind coil pipe 3 complications of the warp of the dust after the burning stop that major part is deposited to Dust Storage Room 5 through ash discharging hole 11 discharges, discharges after the waste gas after the heat conduction enters deduster 16 by chimney 6.Its beneficial effect is, and is reasonable in design, simple in structure, safe and reliable, simple to operate, less wastage, and the thermal efficiency is high, eliminates smoke and good dedusting effect.

Description of drawings

Accompanying drawing is the utility model instance 2 described structural representations

Among the figure: housing 1, Heat Room 2, defeated wind coil pipe 3, combustion chamber 4, Dust Storage Room 5, chimney 6, hot-blast outlet 7, air blanketing 8, airduct 9, dog-house 10, ash discharging hole 11, blower fan 12, observation panel 13, observation ward 14, fire bars 15, deduster 16

The specific embodiment

Instance 1

A kind of energy-saving and purifying hot-blast stove of the utility model comprises housing 1, and said housing 1 is a cuboid, and its upper and lower side and a side inwall are equipped with Sealed sandwich and form Heat Room 2; Blower fan 12 is installed on the sidewall of Heat Room 2, and the top connection is provided with hot-blast outlet 7; Chimney 6 is arranged on housing 1 outer upper ends, and it passes Heat Room 2 and with housing 1 internal communication; Defeated wind coil pipe 3 is arranged on housing 1 inner and upper and is communicated with Heat Room 2; Combustion chamber 4 is arranged on middle part in the housing 1, and it is divided into and is provided with the two-layer up and down of dog-house 10, and the one of which side is connected with Heat Room 2, and opposite side is provided with air blanketing 8, and both sides are respectively arranged with the airduct 9 of connection air blanketing 8 and Heat Room 2 up and down; Dust Storage Room 5 is arranged on bottom in the housing, and ash discharging hole 11 is set on it.

When using the utility model; Can the fuel that will use carry out primary combustion through the upper strata of dog-house 10 adding combustion chambers 4; The lower floor that after the fuel slug burning is loose, can fall into combustion chamber 4 proceeds sufficient burning; Flame that is produced during fuel combustion in the upper and lower so two-layer combustion chamber 4 and high-temperature smoke get into housing 1 inside, and through defeated wind coil pipe 3 tortuous flowing, high-temperature gas is given Heat Room 2 through defeated wind coil pipe 3, air blanketing 8, combustion chamber 4 inwalls with thermal energy conduction; With air heat in the Heat Room 2, hot blast is blown out by blower fan 12; Burning is discharged through chimney 6 with the waste gas that heat conduction back produces; The dust that burning produces stops that through the complications of defeated wind coil pipe 3 the back major part is deposited in Dust Storage Room 5 bottoms, discharges housing 1 through ash discharging hole 11 afterwards.

Instance 2

A kind of energy-saving and purifying hot-blast stove of the utility model; Shown in accompanying drawing, be provided with observation ward 14 between its combustion chamber 4 and the Dust Storage Room 5, a side of observation ward 14 is provided with observation panel 13; Can observe the combustion case of fuel in housing 1 inner combustion chamber 4 easily, fuel what control according to actual needs; Fire bars 15 is installed between observation ward 14 and the Dust Storage Room 5, and the material of incineration is accepted on the surface of fire bars 15, makes the more abundant of fuel combustion, can regard the strong point simultaneously; Deduster 16 is installed in the exit of chimney 6, and burning also contains certain pollutant with the waste gas that heat conduction back produces, and discharges after entering the further dust removal process that can pass through deduster 16 behind the deduster 16, reduces the pollution to environment.All the other structures and occupation mode are said as instance 1.

Claims

1. an energy-saving and purifying hot-blast stove comprises housing (1), Heat Room (2), defeated wind coil pipe (3), combustion chamber (4), Dust Storage Room (5), chimney (6), hot-blast outlet (7), air blanketing (8), airduct (9); It is characterized in that said housing (1) is a cuboid, its upper and lower side and a side inwall are equipped with Sealed sandwich and form Heat Room (2); Housing (1) inner and upper is provided with the defeated wind coil pipe (3) that is communicated with Heat Room (2), and the middle part is provided with the combustion chamber (4) that dog-house (10) are set, and the bottom is provided with the Dust Storage Room (5) that ash discharging hole (11) are set, and outer upper ends is provided with chimney (6) and hot-blast outlet (7); Blower fan (12) is installed on the sidewall of Heat Room (2), and the top connection is provided with hot-blast outlet (7); Combustion chamber (4) is divided into two-layer up and down, and the one of which side is connected with Heat Room (2), and opposite side is provided with air blanketing (8), and both sides are respectively arranged with the airduct (9) that is communicated with air blanketing (8) and Heat Room (2) up and down; Chimney (6) passes Heat Room (2) and housing (1) internal communication.

2. a kind of energy-saving and purifying hot-blast stove as claimed in claim 1 is characterized in that: be provided with observation ward (14) between described combustion chamber (4) and the Dust Storage Room (5), a side of observation ward (14) is provided with observation panel (13).

3. a kind of energy-saving and purifying hot-blast stove as claimed in claim 2 is characterized in that: between said observation ward (14) and the Dust Storage Room (5) fire bars (15) is installed.

4. a kind of energy-saving and purifying hot-blast stove as claimed in claim 1 is characterized in that: deduster (16) is installed in the exit of said chimney (6).