CN2522759Y - Coal gasifying stove - Google Patents
Coal gasifying stove Download PDFInfo
- Publication number
- CN2522759Y CN2522759Y CN 02200594 CN02200594U CN2522759Y CN 2522759 Y CN2522759 Y CN 2522759Y CN 02200594 CN02200594 CN 02200594 CN 02200594 U CN02200594 U CN 02200594U CN 2522759 Y CN2522759 Y CN 2522759Y
- Authority
- CN
- China
- Prior art keywords
- gas cooling
- flue gas
- cooling chamber
- water
- hearth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a fuel coal gasifying furnace; a hearth consists of a water cover (2) inside the hearth, a saturation steam room (3) on the top of a furnace and a furnace grate (5). A second-time wind mouth (7) and a radiating tube (6) of the hearth are arranged inside the hearth; a gasifying device (8) is arranged below the furnace grate. A smoke gas cooling room (15) consists of a saturation steam room (17) of the smoke gas cooling room and a water cover (16) of the smoke gas cooling room. A water tube of the smoke gas cooling room (18) is arranged inside the smoke gas cooling room (15), and moreover which is arranged in a longitudinal mode along the flow direction of the smoke gas; a hole cover (19) for clearing ash is arranged on the top of the smoke gas cooling room (15). A steam system consists of the saturation steam room (3), the saturation steam room (17) of the smoke gas cooling room and the radiating tube (6) of the hearth. A heat water system consists of the water cover (2) inside the hearth, the water cover (16) of the smoke gas cooling room and the water tube of the smoke gas cooling room (18). The saturation steam room (3) on the top of a furnace is connected with the water cover (2) inside the hearth through a connecting tube (13) with a valve. An exit tube of the saturation steam (21) is connected with an exit tube (22) of the heat water through a connecting tube with valve (24). When being used, a fire separated cover (14) is put on so as to increase the fire force intension for cooking. The utility model is convenient to clear up the ash with simple operation. The utility model can realize much larger heat load furnace; the utility model is with high heat efficiency and simple structure, which is a practicable and high-efficient warming and cooking furnace.
Description
The utility model relates to the coal-fired gasification furnace that is made of hearth water sleeve (2), the saturated hydroecium of furnace roof (3), bell (4), fire grate (5), gasification installation (8), overfiren air port (7), deashing port lid (10), radiation of burner hearth pipe (6) and flue gas water jacketed chamber (16), flue gas cooling chamber saturated chamber (17), flue gas cooling chamber water pipe (18).
Coal-fired gasification furnace is owing to be that coal is partly become the water-gas burning, and flame is vigorous, and flame can be regulated, and clean burning is a kind of novel combustion method.The domestic a few thing of having done in this respect, the multifunctional coal-fired cooking range capable of gasifying of patent name, patent No. ZL98249723.7 and patent name coal-fired gasification smokeless combustion multifunctional range, patent No. ZL00233472.0 disclose a kind of above-mentioned coal-fired gasification furnace.By practice, above-mentioned coal-fired gasification furnace is owing to moisture in the flue gas increases, and the common coal stove of heating surface area gray scale is serious and deashing is difficult, when above-mentioned coal-fired gasification furnace uses in the rural area that does not have running water, since can not automatic water supplement, so can not the long period leave the people, troublesome poeration.For big thermic load user, increase heating surface and structurally be difficult for realizing.
The purpose of the utility model coal-fired gasification furnace provide a kind of deashing convenient, easy to operate, can realize big heating thermic load, simple in structure, coal-fired gasification furnace that the thermal efficiency is high easily.
For achieving the above object, solution of the present utility model is: coal-fired gasification furnace is made of burner hearth (1) and flue gas cooling chamber (15), is provided with pipe in burner hearth (1) and the flue gas cooling chamber (15).It is characterized in that: constitute burner hearth (1) by hearth water sleeve (2), the saturated hydroecium of furnace roof (3), fire grate (5), bell (4), fire grate (5) has gasification installation (8) and deashing port lid (10), be provided with overfiren air port (7) and flue outlet (9) in the burner hearth (1), be provided with several radiation of burner hearth pipes (6) in flue outlet (9) zone, the pipe upper end is connected with the saturated hydroecium of furnace roof (3), and the lower end connects with header; Constitute flue gas cooling chamber saturated chamber (17) by flue gas cooling chamber (15) front wall, top, flue gas cooling chamber side wall, Hou Qiang, bottom constitute flue gas water jacketed chamber (16), promptly constitute flue gas cooling chamber (15) by flue gas saturated chamber (17) and flue gas water jacketed chamber (16).Be provided with flue gas cooling chamber water pipe (18) in the flue gas cooling chamber (15), this pipe arranges vertically that along the flow of flue gas direction two ends are connected with flue gas cooling chamber side wall, and flue gas cooling chamber (15) bottom is connected with burner hearth (1), chimney interface (20) is arranged at Hou Qiang top, and deashing port lid (19) is arranged at the top.Hot-water heating system is made of hearth water sleeve (2), flue gas water jacketed chamber (16), flue gas cooling chamber water pipe (18).Vapour system is made of the saturated hydroecium of furnace roof (3), radiation of burner hearth pipe (6), cooling chamber saturated chamber (17).Hearth water sleeve (2) is connected with the tube connector (13) that valve is housed with the saturated hydroecium of furnace roof (3), and cooling chamber hot water outlet pipe (22) is connected with the tube connector (24) that valve is housed with cooling chamber steam outlet pipe (21).When doing cooking, open bell (4) and place a fire insulation cover (14), fire insulation cover (14) is a up-small and down-big round platform, and top has burner, and the furnace roof burner can be setovered.
In the such scheme, flue gas cooling chamber (15) can be designed to be rectangle as shown in Figure 2, also can design as shown in Figure 3 conglobate.
Because in the above-mentioned solution, open bell (4), can remove the dust stratification of burner hearth (1), radiation of burner hearth pipe (6) easily, open flue gas cooling chamber (15) deashing port lid (19), because flue gas cooling chamber water pipe (18) is vertically arranged, can conveniently remove the dust stratification on flue gas cooling chamber wall and the cooling chamber water pipe (18), deashing is very convenient.When the stove of the big thermic load of needs, increase fire grate (5), increase burner hearth (1), increase flue gas cooling chamber (15), it is very easy that structure realizes.The utility model arranges that heating surface is more, and is designed to this form of radiation heating-surface, thermal efficiency height, and energy savings is a kind of stove efficiently.The utility model critical piece is all relevant with burning, diabatic process, does not have accessory basically, and structural framing is simple, and economical with materials is made good economy performance.The top is equivalent to a drum hydroecium as evaporating heating surface, the effect that stores vapour system hot water is arranged, the radiation heating-surface pipe is used for accepting making the very fast acquisition of gasification furnace start needed steam than radiant heat in the strong stove in the lower furnace, and flue gas cooling chamber front wall has the effect that stores steam and demonstration water level as evaporating heating surface.The burning of family expenses stove has three kinds of modes to move usually: gasification, and combustion, slow fire burning, the state of banking up a fire.Under the two states of back, there is not the running water area when being used in the rural area, to open vapour system and be connected valve with hot-water heating system, stove is fully by hot water heating stove's operation, and without the vapour system moisturizing, this makes operation become simple.When stove is used as cooking, open fire sealing cover, put fire insulation cover (14), firepower is concentrated, realize that cooking is rapid.Existing several of the utility model coal-fired gasification furnace is moving, and operation conditions is good.
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the structure principle chart of first embodiment of the utility model.
Fig. 2 is the drawing in side sectional elevation of Fig. 1 embodiment.
Fig. 3 is the drawing in side sectional elevation of Fig. 1 embodiment.
In utility model structure principle chart shown in Figure 1, constitute burner hearth (1) by hearth water sleeve (2) inwall, the saturated hydroecium of furnace roof (3) lower wall.Hearth wall based on fuel situation is coated with 1/3～1/2 height thermal insulation fire-resistant material, to improve the furnace flame temperature.Cast iron grate furnace (5) is equipped with in the bottom, gasification installation pipe (8) is housed below the fire grate (5).Stove 2/3 highly locates to be equipped with four overfiren air ports (7).Upper furnace flue outlet (9) is connected with flue gas cooling chamber (15) bottom.Heating system return pipe (11) is equipped with in hearth water sleeve (2) bottom.The roof of the furnace opening size requires the energy laydown cooker, can make opening depart from the burner hearth center for big thermic load stove.The top bottom surface is connected with radiation of burner hearth pipe (6), and radiant tube (6) bottom has a header that several radiant tubes are linked together in the stove, is beneficial to the water circulation.Radiant tube (6) is placed near burner hearth (1) outlet in the stove.The saturated hydroecium in top (3) is connected with flue gas cooling chamber vaporium (17).The saturated hydroecium in top (3) is provided with vapour system water inlet pipe (12), and the saturated hydroecium in top (3) is connected with tube connector (13) with hearth water sleeve (2), on valve is arranged.Burner hearth fire insulation cover (14) top is placed on the furnace roof lower shoe.Flue gas cooling chamber (15) can be made rectangle, also can do circular.Flue gas cooling chamber (15) front wall is connected with the top, steam fairlead (21) is arranged at top, steam fairlead (21) one tunnel is connected with vapourizing unit pipe (8) with vapourizing unit inlet tube (25), one the tunnel is connected with hot water outlet pipe (22), on valve is arranged, one tunnel straight-through atmosphere is used to check the steam situation, and one the tunnel connects heating power boost motor (23) is connected with hot water outlet pipe (22).Front wall is provided with water level meter (26), safety valve (27).Flue gas cooling chamber (15) top has deashing port lid (19), and deashing port lid (19) opening size should guarantee to remove all foulings of heating surface of flue gas cooling chamber (15).Flue gas water jacketed chamber (16) is connected with hearth water sleeve (2), flue gas cooling chamber water pipe (18) is vertically arranged, be connected with flue gas water jacketed chamber (16) sidewall, hot water outlet (22) is housed on the flue gas water jacketed chamber (16), there is chimney interface (20) back wall upper end.
Certainly the structure of coal-fired gasification furnace is not limited to above-mentioned form, also can be other similar type.
Claims (5)
1. a coal-fired gasification furnace is made of burner hearth (1) and flue gas cooling chamber (15), it is characterized in that: constitute burner hearth (1) by hearth water sleeve (2) inwall, the saturated hydroecium of furnace roof (3) lower wall, bell (4), fire grate (5); Constitute flue gas cooling chamber (15) front wall, top by flue gas cooling chamber saturated chamber (17) inwall, constitute flue gas cooling chamber (15) side wall, back wall and bottom by flue gas water jacketed chamber (16) inwall.Flue gas cooling chamber (15) is arranged on burner hearth (1) upper side, and upper furnace is provided with flue outlet (9), communicates with the chimney intake that is located at flue gas cooling chamber (15) bottom.
2. coal-fired gasification furnace according to claim 1, it is characterized in that: be provided with overfiren air port (7) in the burner hearth (1), be provided with several radiation of burner hearth pipes (6), radiation of burner hearth pipe (6) lower end is connected with header tube, the upper end is connected with the saturated hydroecium of furnace roof (3), and is arranged near the burner hearth flue outlet (9).Flue gas cooling chamber (15) is provided with flue gas cooling chamber water pipe (18) and deashing port lid (19), and this pipe arranges vertically that along the flow of flue gas direction two ends are connected with flue gas cooling chamber (15) side wall.Ash removing opening (19) is located at the cooling chamber top.Chimney interface (20) is located at flue gas cooling chamber (15) Hou Qiang top.
3. coal-fired gasification furnace according to claim 1, it is characterized in that: vapour system is made of the saturated hydroecium of furnace roof (3), radiation of burner hearth pipe (6), flue gas cooling chamber saturated chamber (17), and hot-water heating system is made of hearth water sleeve (2), flue gas water jacketed chamber (16), flue gas cooling chamber water pipe (18).The saturated hydroecium of furnace roof (3) is equipped with the tube connector (13) that has valve with hearth water sleeve (2), and the steam outlet pipe (21) of flue gas cooling chamber saturated chamber (17) is equipped with the tube connector (24) that has valve with the hot water outlet pipe (22) of flue gas water jacketed chamber (16).
4. coal-fired gasification furnace according to claim 1 is characterized in that: flue gas cooling chamber (15) can make rectangle, also can do circularly.
5. coal-fired gasification furnace according to claim 1 is characterized in that: fire insulation cover (14) is housed in the burner hearth, and fire insulation cover (14) is presented little round table-like greatly down, and the saturated hydroecium of furnace roof (3) is gone up the burner biasing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02200594 CN2522759Y (en) | 2002-01-17 | 2002-01-17 | Coal gasifying stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02200594 CN2522759Y (en) | 2002-01-17 | 2002-01-17 | Coal gasifying stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2522759Y true CN2522759Y (en) | 2002-11-27 |
Family
ID=33683745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02200594 Expired - Fee Related CN2522759Y (en) | 2002-01-17 | 2002-01-17 | Coal gasifying stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2522759Y (en) |
-
2002
- 2002-01-17 CN CN 02200594 patent/CN2522759Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021127 |