CN2338673Y - High-efficiency and energy-saving boiler - Google Patents
High-efficiency and energy-saving boiler Download PDFInfo
- Publication number
- CN2338673Y CN2338673Y CN 98214458 CN98214458U CN2338673Y CN 2338673 Y CN2338673 Y CN 2338673Y CN 98214458 CN98214458 CN 98214458 CN 98214458 U CN98214458 U CN 98214458U CN 2338673 Y CN2338673 Y CN 2338673Y
- Authority
- CN
- China
- Prior art keywords
- pipe
- communicated
- boiler
- heater
- inner sleeve
- 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 relates to a high-efficiency and energy-saving boiler. An inner sleeve is arranged in the interior of a boiler body, the lower part of the hollow cavity of the inner sleeve is a boiler hearth, and the upper part of the hollow cavity of the inner sleeve is a smoke passage. The interior of the inner sleeve is provided with a circulation pipe which is communicated with the hollow cavity which is arranged between the boiler body and the inner sleeve. The bottom of the fire door of the boiler body is provided with an air supply chamber on the boiler hearth. The air supply chamber is provided with a primary air pipe and a plurality of secondary air pipes. The boiler body is provided with a water supply pipe, a water return pipe and a contamination discharge pipe. The utility model is characterized in that the utility model is provided with an air return pipe; the air return pipe is respectively communicated with the smoke passage and the primary air pipe; the bottom of the boiler hearth is also provided with a fire grate pipe which is communicated with the hollow cavity which is arranged between the boiler body and the inner sleeve. The utility model has the advantages of large heating area, fast temperature rising of the boiler hearth, energy saving, high heat efficiency, etc.
Description
The utility model belongs to field of boilers.
The wind that existing coal-burning boiler is sent into air compartment is cold wind, influences burner hearth and heats up; Fire grate is real cored structure, does not make full use of heat energy, and the thermal efficiency of boiler is low.
The purpose of this utility model is to provide a kind of heating surface area big, the energy-saving efficient boiler that programming rate is fast.
The purpose of this utility model is by following technical scheme: a kind of energy-saving efficient boiler, comprise body of heater (12), interior cover (11) is set in body of heater (12), the bottom of interior cover (11) cavity is burner hearth (15), its top is flue (25), interior cover (11) be built-in with body of heater (12) and interior cover (11) between the circulation pipe (14) that is communicated with of cavity, on body of heater (12), be equipped with the fire door (17) that is communicated with burner hearth (15), be provided with plenum chamber (24) in the bottom of burner hearth (15), plenum chamber (24) is provided with an airduct (16) and several secondary air channels (2), on body of heater (12), be equipped with feed pipe (9), return pipe (19) and blow-off pipe (20), its special character is: be provided with backwind tube (1), one end of backwind tube (1) is communicated with flue (25), the other end is communicated with an airduct (16) of plenum chamber (24), the bottom of burner hearth (15) also be provided with body of heater (12) and interior cover (11) between the fire grate pipe (3) that is communicated with of cavity.
Energy-saving efficient boiler of the present utility model is compared with existing boiler, because the utility model is provided with the backwind tube of connection between flue and airduct, behind the hot blast introducing air compartment with flue, in burner hearth bottom and secondary air channel, be blown into burner hearth, help burner hearth and heat up; Also since fire grate of the present utility model be can water flowing the hollow tubular construction, increased the heating surface area of boiler, have the energy of saving, thermal efficiency advantages of higher.
The utility model is described in further detail below in conjunction with embodiment shown in the drawings.
Fig. 1 is the structure cross-sectional schematic of the utility model embodiment 1.
Fig. 2 is an A-A cross-sectional schematic among Fig. 1.
Fig. 3 looks schematic diagram for the master of the utility model embodiment 1.
Fig. 4 is the structure cross-sectional schematic of the utility model embodiment 2.
Fig. 5 is a C-C cross-sectional schematic among Fig. 4.
Fig. 6 is a B-B cross-sectional schematic among Fig. 5.
Fig. 7 looks schematic diagram for the left side of Fig. 4.
Embodiment 1: with reference to Fig. 1-3, at body of heater (12) interior cover (11) is set, the bottom of interior cover (11) cavity is that burner hearth (15), its top are flue (25), and flue (25) top is flue outlet (10).Be built-in with at interior cover (11) and hang courage (13), hang be welded with on the courage (13) with interior cover (11) and body of heater (12) between the cavity upper circular tube (7) and the following circulation pipe (23) that are communicated with, hang and be welded with several flue tubes (5) that are communicated with flue (25) in the courage (13).In interior cover (11), be welded with interior cover (11) and body of heater (12) between several circulation pipes (14) of being communicated with of cavity.Be provided with plenum chamber (24) in the bottom of burner hearth (15), be welded with an airduct (16) and several secondary air channels (2) on the plenum chamber (24), secondary air channel (2) is communicated with burner hearth (15).Plenum chamber (24) is provided with ash hole (18).The bottom of burner hearth (15) also be welded with body of heater (12) and interior cover (11) between the fire grate pipe (3) that is communicated with of cavity.One end of backwind tube (1) is welded on flue (25) and upward and with flue (25) is communicated with, and the other end is communicated with an airduct (16) welding and with an airduct (16).Upper end in flue (25) is welded with crooked feed pipe (9), and cavity is communicated with between feed pipe (9) and interior cover (11) and the body of heater (12).On body of heater (12), be equipped with water level meter seat (6), discharging valve (4), force pipe (22), safety valve (8), observation window (21), return pipe (19) and blow-off pipe (20).On body of heater (12), be equipped with the fire door (17) that is communicated with burner hearth (15).
Embodiment 2: with reference to Fig. 4-7, interior cover (11) is set in body of heater (12), the bottom of interior cover (11) cavity is that burner hearth (15), its top are flue (25), and flue (25) top is flue outlet (10).In interior cover (11), be welded with body of heater (12) and interior cover (11) between the circulation pipe (14) that is communicated with of cavity.Be provided with plenum chamber (24) in the bottom of burner hearth (15), be welded with an airduct (16) and several secondary air channels (2) on the plenum chamber (24), secondary air channel (2) is communicated with burner hearth (15).Plenum chamber (24) is provided with ash hole (18).The bottom of burner hearth (15) also be welded with body of heater (12) and interior cover (11) between the fire grate pipe (3) that is communicated with of cavity.One end of backwind tube (1) is welded on flue (25) and upward and with flue (25) is communicated with, and the other end is communicated with an airduct (16).On body of heater (12), be equipped with feed pipe (9), return pipe (19), blow-off pipe (20), body of heater (12) welding and with an airduct (16) on be equipped with the fire door (17) that is communicated with burner hearth (15).Be provided with heating gate (26) in the upper end of burner hearth (15).
Claims (1)
1, a kind of energy-saving efficient boiler, comprise body of heater (12), interior cover (11) is set in body of heater (12), the bottom of interior cover (11) cavity is burner hearth (15), its top is flue (25), interior cover (11) be built-in with body of heater (12) and interior cover (11) between the circulation pipe (14) that is communicated with of cavity, on body of heater (12), be equipped with the fire door (17) that is communicated with burner hearth (15), be provided with plenum chamber (24) in the bottom of burner hearth (15), plenum chamber (24) is provided with an airduct (16) and several secondary air channels (2), on body of heater (12), be equipped with feed pipe (9), return pipe (19) and blow-off pipe (20), it is characterized in that: be provided with backwind tube (1), one end of backwind tube (1) is communicated with flue (25), the other end is communicated with an airduct (16) of plenum chamber (24), the bottom of burner hearth (15) also be provided with body of heater (12) and interior cover (11) between the fire grate pipe (3) that is communicated with of cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98214458 CN2338673Y (en) | 1998-05-20 | 1998-05-20 | High-efficiency and energy-saving boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98214458 CN2338673Y (en) | 1998-05-20 | 1998-05-20 | High-efficiency and energy-saving boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2338673Y true CN2338673Y (en) | 1999-09-15 |
Family
ID=33968086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98214458 Expired - Fee Related CN2338673Y (en) | 1998-05-20 | 1998-05-20 | High-efficiency and energy-saving boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2338673Y (en) |
-
1998
- 1998-05-20 CN CN 98214458 patent/CN2338673Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |