CN2577128Y

CN2577128Y - Smoke-preventing furnace

Info

Publication number: CN2577128Y
Application number: CN 02285642
Authority: CN
Inventors: 大石十八士
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-11-07
Filing date: 2002-11-07
Publication date: 2003-10-01
Anticipated expiration: 2012-11-07

Abstract

The utility model discloses a smoke-preventing furnace used for a combustion furnace, which comprises a bottom seat and a furnace body fixed on the bottom seat, wherein, the furnace body is provided with a heat-insulating housing body, a water jacket, a middle ring body, an air chamber used for combustion, and a heat resisting inner ring body from the inner part to the outer part; the inner wall of the heat resisting inner ring body is provided with an oxygenation preventing heat-resistant coating layer; the inner part of a cavity body of the heat resisting inner ring body is provided with a catalyst type thermal storage tower; the top part of the furnace body is provided with an air exhaust mouth; the outer part of the furnace body is provided with a water supply tank, a warm water outlet, a black smoke inlet, a combustion igniter, an emulsifier spray device, and a combustion fan. The smoke-preventing furnace causes the catalyst type thermal storage tower to heat through the igniting combustion of the combustion igniter. The utility model is blown by the combustion fan, the emulsifier spray device sprays mist-shaped emulsifier, combustion reaction in the furnace is accelerated, and the temperature of the utility model can reach to 900DEG C to 1200DEG C. Thus, black smoke in the furnace completely combusts, and the black smoke is changed into clean gas to be exhausted to upper air.

Description

Smoke-eliminating stove

Technical field

The utility model relates to a kind of smoke consuming apparatus that is used for combustion furnace, especially a kind ofly is used for black smoke that various combustion furnaces discharge and is so incensed that the smoke-eliminating stove that purifies to completing combustion.

Background technology

Usually, the combustion furnace burning, no matter be the combustion furnace that burns coal or oil firing, still the incinerator that burns foreign material a large amount of billowing black smoke of all emerging, particularly in the incinerator in the damaged tire of multifuel combustion, waste plastic product, the building materials waste material, various rubbish etc. also discharge a large amount of harmful smokes, environmental pollution is very serious, and all pay much attention to this countries in the world.For this reason, people have designed the device for eliminating smoke and dust and the smoke-eliminating method thereof of a lot of patterns, and Chinese patent 01220671.7 discloses a kind of smoke-eliminating stove, is provided with the tubbiness flue in its burner hearth, and a side of flue has coal feed point to lead to outside the body of heater, are added with the courage lid on the flue.And for example Chinese patent 92214953.4 discloses a kind of bituminous coal group and has burnt smoke-eliminating stove, the following texture of coal that adds that design is made up of tubular cross bar, tubular track and coal-supporting disk etc.These designs all can be played the smoke abatement and dust control effect, reduce the discharging of useless flue gas, reach the purpose of environment purification.But range of application is less, and is thorough not enough to the purification of flue gas.

The utility model content

The purpose of this utility model is the smoke-eliminating stove that a kind of new construction will be provided, and the black smoke that burning is discharged obtains completing combustion, and the gas that becomes cleaning is discharged overhead.

For achieving the above object, the solution that the utility model adopted is: a kind of smoke-eliminating stove, comprise base and be fixed on body of heater on the base, it is characterized in that: described body of heater comprises: the heat insulation shell of body of heater periphery, this heat insulation shell inwardly is provided with middle ring body successively, heat-resisting inner ring body, the inwall of heat-resisting inner ring body is provided with anti-oxidation refractory coating, have the space between this heat insulation shell and the middle ring body and constitute water jacket, have the space between ring body and the heat-resisting inner ring body in being somebody's turn to do and constitute the combustion air chamber, be provided with the catalyst heat accumulation tower in the cavity of this heat-resisting inner ring body, the top of this body of heater is provided with the exhaust outlet that communicates with the cavity of heat-resisting inner ring body, and the outside of this body of heater also is provided with feed-tank and the warm water outlet that communicates with water jacket; The black smoke inlet, burning point firearm and the emulsifying agent sprayer unit that communicate with the cavity of heat-resisting inner ring body; The combustion fan that communicates with the combustion air chamber.

Also be provided with the admission port magnetic valve and the switch of control confluent on the described feed-tank.

Described emulsifying agent sprayer unit comprises the porous type emulsifying agent nozzle of the cavity that feeds heat-resisting inner ring body, is connected compressed air hose and emulsifying agent service on the porous type emulsifying agent nozzle, and the other end of this emulsifying agent service is connected with the emulsifying agent case.

The upper end of water jacket is connected in the described body of heater the safety valve that stretches to the body of heater outside.

Described catalyst heat accumulation tower is made of the ceramic heat-storing material.

The wall of described heat-resisting inner ring body is provided with several air nozzles, and its two ends communicate with the cavity of combustion air chamber and heat-resisting inner ring body respectively.

After adopting such scheme, the utility model compared with prior art has following beneficial effect: the utility model smoke-eliminating stove, because body of heater inside is provided with catalyst heat accumulation tower and can be to the emulsifying agent sprayer unit of body of heater internal spray emulsifying agent, send into the combustion fan of air, add this smoke-eliminating stove and have the multilayer insulation structure, as heat insulation shell, water jacket between heat insulation shell and middle ring body, air chamber between middle ring body and heat-resisting inner ring body and the anti-oxidation refractory coating on the heat-resisting inner ring body inwall, being enough to cut off the interior temperature of stove outwards distributes, temperature in the stove can reach 900-1200 ℃, make the black smoke that enters in the smoke-eliminating stove obtain burning fully, and the gas that becomes cleaning is discharged the sky, gas to its discharge, the result shows through analysis of experiments, in the gas that this smoke-eliminating stove is discharged, the dioxin of atmosphere pollution, carbonic oxide, carbon dioxide, sulfur oxide, harmful substances such as nitrogen oxide can reduce to below the 1/10-1/100.The utility model smoke-eliminating stove is owing to be provided with anti-oxidation refractory coating on the inwall of heat-resisting inner ring body, under the high temperature action of this coating in stove, its top layer can form super ceramic sclerine material, thereby has the effect that prolongs the inboard wall of furnace body life-span.The utility model smoke-eliminating stove is owing to be provided with jacket structure for water, thereby has the effect that reclaims its heat energy, and water jacket becomes warm water through heating, and this warm water can be transported to the place to use through the warm water outlet.

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.

Description of drawings

Fig. 1 is the structure cross-sectional schematic of the utility model smoke-eliminating stove;

Fig. 2 is the A-A cross-sectional schematic of Fig. 1.

The specific embodiment

As depicted in figs. 1 and 2, the structure of the utility model smoke-eliminating stove comprises base 22 and is fixed on body of heater on the base, it is characterized in that this body of heater comprises the heat insulation shell 7 of body of heater periphery, this heat insulation shell 7 inwardly is provided with middle ring body 50 successively, heat-resisting inner ring body 17, on the inwall of heat-resisting inner ring body 17, be provided with anti-oxidation refractory coating (not shown), have the space between this heat insulation shell 7 and the middle ring body 50 and constitute water jacket 6, have the space between ring body 50 and the heat-resisting inner ring body 17 in this and constitute combustion air chamber 15, be provided with catalyst heat accumulation tower 20 in the cavity of this heat-resisting inner ring body 17, the top of this body of heater is provided with the exhaust outlet 1 that communicates with the cavity of heat-resisting inner ring body 17.The outside of this body of heater also is provided with feed-tank 3 and the warm water outlet 8 that communicates with water jacket 6; The black smoke inlet 18, burning point firearm 13 and the emulsifying agent sprayer unit 51 that communicate with the cavity of heat-resisting inner ring body 17; The combustion fan 12 that communicates with combustion air chamber 15.Also be provided with admission port magnetic valve 5 and switch 4 on the above-mentioned feed-tank 3, in order to adjust the control confluent.Emulsifying agent sprayer unit 51 comprises the porous type emulsifying agent nozzle 9 of the cavity that feeds heat-resisting inner ring body 17, be connected compressed air hose 10 and emulsifying agent service 11 on the porous type emulsifying agent nozzle 9, the other end of this emulsifying agent service 11 is connected with emulsifying agent case 14.The upper end of water jacket 6 is connected in the above-mentioned body of heater the safety valve 2 that stretches to the body of heater outside.Above-mentioned catalyst heat accumulation tower 20 is made of the ceramic heat-storing material, and this ceramic heat-storing material can be the mixture of catalyst metal titanium, vanadium, tungsten etc.The wall of above-mentioned heat-resisting inner ring body 17 is provided with several air nozzles 16, and its two ends communicate with the cavity of combustion air chamber 15 and heat-resisting inner ring body 17 respectively, and this air nozzle 16 can be skewed on the wall thickness of heat-resisting inner ring body 17.

The operation principle of the utility model smoke-eliminating stove: by burning point firearm 13 pilot fuel and ignition, make catalyst heat accumulation tower 20 be heated to 600-800 ℃, take fire in stove by black smoke inlet 18 black smokes that enter in the smoke-eliminating stove, start combustion fan 12 this moment, air through combustion air chamber 15 and air nozzle 16 blast in the stove, be set holdup time 2-3 second, produce high temperature gas flow and rotation rising, make its generating gasification reaction, impel black smoke to obtain completing combustion, meanwhile, in emulsifying agent case 4, the flexible glue shape emulsifying agent that is mixed into by You Heshui, spray in the smoke-eliminating stove through emulsifying agent service 11 and porous type emulsifying agent nozzle 9, under the effect of compressed air hose 10 mesohigh air, the emulsifying agent that the neat nozzle 9 of porous type emulsification is ejected in the smoke-eliminating stove is vaporific, become this vaporific emulsifying agent starting point fire burns in stove of fuel through adding oil, its hydrone will be decomposed into hydrogen and oxygen, the heat energy of hydrogen burning can make the interior temperature of stove bring up to 900-1200 ℃, make the black smoke accelerated reaction, thereby will enter the black smoke completing combustion in this smoke-eliminating stove, the gas that becomes cleaning is discharged overhead.

Claims

1, a kind of smoke-eliminating stove, comprise base (22) and be fixed on body of heater on the base (22), it is characterized in that: described body of heater comprises: the heat insulation shell of body of heater periphery (7), this heat insulation shell (7) inwardly is provided with middle ring body (50) successively, heat-resisting inner ring body (17), the inwall of heat-resisting inner ring body (17) is provided with anti-oxidation refractory coating, have the space between this heat insulation shell (7) and the middle ring body (50) and constitute water jacket (6), have the space between ring body (50) and the heat-resisting inner ring body (17) in being somebody's turn to do and constitute combustion air chamber (15), be provided with catalyst heat accumulation tower (20) in the cavity of this heat-resisting inner ring body (17), the top of this body of heater is provided with the exhaust outlet (1) that communicates with the cavity of heat-resisting inner ring body (17), and the outside of this body of heater also is provided with feed-tank and the warm water outlet (8) that communicates with water jacket (6); The black smoke inlet (18), burning point firearm (13) and the emulsifying agent sprayer unit (51) that communicate with the cavity of heat-resisting inner ring body (17); The combustion fan (12) that communicates with combustion air chamber (15).

2, a kind of smoke-eliminating stove according to claim 1 is characterized in that: the admission port magnetic valve (5) and the switch (4) that also are provided with the control confluent on the described feed-tank (3).

3, a kind of smoke-eliminating stove according to claim 1, it is characterized in that: described emulsifying agent sprayer unit (51) comprises the porous type emulsifying agent nozzle (9) of the cavity that feeds heat-resisting inner ring body (17), be connected compressed air hose (10) and emulsifying agent service (11) on the porous type emulsifying agent nozzle (9), the other end of this emulsifying agent service (11) is connected with emulsifying agent case (14).

4, a kind of smoke-eliminating stove according to claim 1 is characterized in that: the upper end of water jacket in the described body of heater (6) is connected the safety valve (2) that stretches to the body of heater outside.

5, a kind of smoke-eliminating stove according to claim 1 is characterized in that: described catalyst heat accumulation tower (20) is made of the ceramic heat-storing material.

6, a kind of smoke-eliminating stove according to claim 1 is characterized in that: the wall of described heat-resisting inner ring body (17) is provided with several air nozzles (16), and its two ends communicate with the cavity of combustion air chamber (15) and heat-resisting inner ring body (17) respectively.