CN2599402Y

CN2599402Y - Coal-fired gasification atmospheric water-heating boiler

Info

Publication number: CN2599402Y
Application number: CNU032269595U
Authority: CN
Inventors: 曹国威
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-02-15
Filing date: 2003-02-15
Publication date: 2004-01-14
Anticipated expiration: 2013-02-15

Abstract

The utility model discloses a coal gasification atmospheric hot water boiler, which includes a boiler, an inner barrel, a lamination, a hot water pipe and a blowing device, and is characterized in that an ash chamber is positioned at the lower part of the boiler, a gas generating chamber is positioned in the middle and a gas burning chamber is positioned at the upper part; the blowing device respectively ventilates to the ash chamber, the gas generation chamber and the gas burning chamber. A vapor generating chamber is communicated with the gas burning chamber by a smoke throat, a water pipe is communicated with the vapor generating chamber and the lamination, and the vapor pipe is communicated with a gas generator and the ash chamber. The utility model has advantages of simple structure, fuel saving, no pollution, hot water and vapor generation.

Description

A kind of fire coal gasfication atmospheric hot-water boiler

The utility model relates to a kind of unpressurized hot water boiler.

The unpressurized hot water boiler of Xiao Shouing in the market coal-firedly adopts traditional combustion system always, causes the imperfect combustion of coal, and conny, fuel gas are discharged into atmosphere, have both polluted environment, again serious waste the energy.

The purpose of this utility model is to provide a kind of fire coal gasfication atmospheric hot-water boiler simple in structure, free from environmental pollution.

The purpose of this utility model is achieved in that and comprises body of heater, and the body of heater inner core forms interlayer between body of heater and the inner core, is used to adorn water.At bottom of furnace body a grey chamber is arranged, air-blast device ventilates for grey chamber for the first time, and front, grey chamber is shaped on ashpit, and top, grey chamber is shaped on movable grate.Movable grate top is shaped on gas generating chamber, and air-blast device ventilates for the coal gas generation chamber for the second time, and the gas generating chamber front is shaped on gallery ports and clean-out door.The gas generating chamber top is shaped on a gas port, and the gas port top is shaped on a gas burner, and the bottom, combustion chamber is shaped on an air compartment, and air-blast device ventilates for air compartment for the third time, and gas port is communicated with air compartment.Stationary heat water pipe in the gas burner, hot-water line is communicated with interlayer.Smoke outlet tube is communicated with gas burner and steam generator, and flue is communicated with steam generator, steam pipe connection steam generator and grey chamber, and steam generator and interlayer are with a cross current.The body of heater top is shaped on outlet pipe and atmospheric communicating pipe, and bottom of furnace body is communicated with return pipe.

Below in conjunction with accompanying drawing the utility model embodiment is described in further detail:

Fig. 1 is the utility model embodiment schematic diagram;

Fig. 2 is the ventilation terminal expanded view;

Fig. 3 is the A-A cut-away view of Fig. 1.

In Fig. 1, body of heater 1, body of heater inner core 2, the interlayer 3 between body of heater 1 and the inner core 2 is used to adorn water, and return pipe 4 is communicated with the interlayer 3 of bottom of furnace body, and blow-off pipe 5 is communicated with the interlayer 3 of bottom of furnace body.Bottom of furnace body has a grey chamber 6,6 tops, ash chamber are fixed with movable grate 7, there is an ashpit 8 in 6 fronts, ash chamber, after closing, ashpit 8 can seal body of heater, guarantee that the coal gas in the gas generating chamber 12 does not ooze out, ventilation duct 10 1 ends are communicated with air blast 9, and the other end is communicated with grey chamber 6, a valve 11 of regulating air quantity is arranged on the ventilation duct 10, and ventilation duct 10 ventilates for the coal gas generation chamber for the first time.Ash is a gas generating chamber 12 above the chamber 6, an annular wind-distributing pipe 13 is fixed in the middle part by gas generating chamber, wind-distributing pipe 13 is communicated with air blast 9, a valve 14 of regulating air quantity is arranged on the wind-distributing pipe 13, annular wind-distributing pipe 13 ventilates for the coal gas generation chamber for the second time, and gallery ports 15 and clean-out door 16 are fixed in the front by gas generating chamber, can seal body of heater after gallery ports 15 and clean-out door 16 are closed, guarantee that the coal gas in the gas generating chamber 12 does not ooze out, the side is shaped on a hand hole 17.Gas port 18 1 ends are communicated with the top of gas generating chamber 12, and the other end is communicated with ventilation terminal 19.Ventilation duct 20 1 ends are communicated with air blast 9, and the other end is communicated with ventilation terminal 19, and a volume damper door 21 is arranged on the ventilation duct 20.On the body of heater of ventilation terminal corresponding position, have one to ventilation terminal disappear the ash the grey plug 22 that disappears.Ventilation terminal is fixed on the bottom of gas burner 23, and hot-water line 24 is fixed in the combustion chamber 23, and hot-water line 24 is communicated with interlayer 3, fixes an ignition 25 in the combustion chamber on ventilation terminal top.On the combustion chamber, be shaped on a gas-fired and observe door 26, a water-thermometer 27 is installed, be shaped on a combustion chamber ash removing opening 28.Outlet pipe 29 is communicated with the interlayer 3 at body of heater top, and atmospheric communicating pipe 30 is communicated with the interlayer 3 at body of heater top.Exhanst gas outlet trunnion 32 1 ends are communicated with the top of combustion chamber 23, and the other end is communicated with steam generator 31.Water-stop sheet 33 is up and down arranged in the steam generator 31, and hot-water line 34 is fixed on the water-stop sheet 33, forms flue 35 up and down between the water-stop sheet 33, and smokestack seat 36 docks with flue 35.Water pipe 37 is communicated with steam generator 31 and interlayer 3, and a valve 38 is arranged on the water pipe 37.A drainpipe 39 is arranged at the steam generator bottom, and steam pipe 40 is communicated with steam generator 31 and grey chamber 6, and steam pipe 40 is communicated with blast pipe 41.Water level meter 42, Pressure gauge 43, safety valve 44 are installed on the steam generator.

In Fig. 2,19 is ventilation terminal, is drilled with passage 45 around the ventilation terminal, because the passage around the ventilation terminal, coal gas can mix with oxygen in abundant convection current.

In Fig. 3,1 is body of heater, and 2 is pipe in the body of heater, and 3 is interlayer, and 13 is annular wind-distributing pipe, and 14 is the valve on the wind-distributing pipe, and 12 is gas generating chamber, and ventilation duct 46 is fixed in body of heater 1 and the body of heater and manages on 2, and oxygen is sent in the gas generating chamber 12.

In above-mentioned solution and embodiment, ventilation duct 10 ventilates for for the first time coal gas generation chamber 12, make gas generating chamber 12 produce coal gas, ventilation duct 20 ventilates for for the third time ventilation terminal 19, coal gas in ventilation terminal 19 with 23 internal combustion in the combustion chamber again after oxygen fully mixes, both guaranteed that coal gas fully burnt, do not allow coal gas enter atmosphere, reduce and pollute, prevented the deflagration phenomenon that produces because of gas excess again.Wind-distributing pipe 13 ventilates for the coal gas generation chamber for the second time, and the phenomenon of over-emitting black exhaust takes place in the time of both can preventing to light a fire, and can be rapidly heated again.Steam pipe 39 is sent into steam in the gas generating chamber 12, and the steam decomposition is vaporized into flammable gas, effectively reduces the consumption of fuel, reaches energy-efficient purpose.

Claims

1, a kind of fire coal gasfication atmospheric hot-water boiler, comprise body of heater (1), body of heater inner core (2), interlayer (3) between body of heater (1) and the inner core (2), the air blast (9) that body of heater is outer, be fixed on the hot-water line (24) that is communicated with interlayer (3) in the upper of furnace body combustion chamber (23), the outlet pipe (29) that is communicated with interlayer (3), the atmospheric communicating pipe (30) that is communicated with interlayer (3), the return pipe (4) that is communicated with interlayer (3), bottom of furnace body ash chamber (6), body of heater middle part gas generating chamber (12), upper of furnace body gas burner (23), it is characterized in that: a ventilation terminal (19) is fixed in the bottom of gas burner (23), gas port (18) one ends are communicated with the top of gas generating chamber (12), the other end is communicated with ventilation terminal (19), ventilation duct (20) one ends are communicated with air blast (9), the other end is communicated with ventilation terminal (19), an annular wind-distributing pipe (13) is fixed at the middle part of gas generating chamber (12), wind-distributing pipe (13) is communicated with air blast, ventilation duct (10) one ends are communicated with air blast (9), the other end is communicated with grey chamber (6), gas generating chamber (12) front is shaped on gallery ports (15) and clean-out door (16), exhanst gas outlet trunnion (32) one ends are communicated with the top of combustion chamber (23), the other end is communicated with the flue (35) of steam generator (31), smokestack seat (36) is communicated with flue (35), water pipe (37) is communicated with steam generator (31) and interlayer (3), and steam pipe (40) is communicated with steam generator (31) and grey chamber (6).

2, fire coal gasfication atmospheric hot-water boiler according to claim 1 is characterized in that: ventilation terminal (19) has passage (45) all around.

3, fire coal gasfication atmospheric hot-water boiler according to claim 1 and 2 is characterized in that: ventilation duct (46) is communicated with annular wind-distributing pipe (13) and gas generating chamber (12).

4, according to claim 1 or 2 or 3 described fire coal gasfication atmospheric hot-water boilers, it is characterized in that: a valve (11) of regulating air quantity is arranged on the ventilation duct (10), a valve (14) of regulating air quantity is arranged on the wind-distributing pipe (13), a valve (21) of regulating air quantity is arranged on the ventilation duct (20).