CN2457453Y - Large hot-air furnace with reflective arch energy secondary burning - Google Patents
Large hot-air furnace with reflective arch energy secondary burning Download PDFInfo
- Publication number
- CN2457453Y CN2457453Y CN 00265544 CN00265544U CN2457453Y CN 2457453 Y CN2457453 Y CN 2457453Y CN 00265544 CN00265544 CN 00265544 CN 00265544 U CN00265544 U CN 00265544U CN 2457453 Y CN2457453 Y CN 2457453Y
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hot
- burner
- heat exchange
- exchange body
- 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
Links
Images
Abstract
The utility model relates to a large secondary burning hot-air furnace with the reflective arch and energy, which comprises a combustion device and a heat exchanging body. The combustion device and the heat exchanging body are connected into integration by a flange. The external shape of the hot-air furnace is an ellipse, and has the advantages of sufficient fuel combustion, few fume, high heat efficiency, fuel saving, long service life, compact structure, small size, convenient operation, safety, etc. The heat efficiency reaches 80 percents. The hot-air temperature is between 100 and 350 DEG C. The maximum heat supplied quantity reaches 2400 multiply 10< 4 >KJ/h.
Description
The utility model belongs to the Thermal Power Engineering technical field.
The band reflection arch of applying for simultaneously with the utility model can second-time burning hot-blast stove, the rounded structure of profile, based on the low profile thermal wind furnace, heating load is generally less than 600 * 10
4KJ/h not only has fuel oil, combustion gas and machine burning coal-fired hot-blast stove, also has hand firing's hot-blast stove of township enterprise's extensive use.Because the rounded structure of its profile has limited the maximization of this kind hot-blast stove, does not satisfy the demand in market.
The purpose of this utility model is to provide a kind of large-scale hot-blast stove with the second-time burning of reflection arch energy.
The utility model comprises burner and is provided with the heat exchange body of after burner, fuses profile ovalize structure with flange.The housing that flange, casing and heat exchange body base plate constitute, the inboard is provided with the refractory material reflection arch, buries the air loop duct of inboard with some jet pipes in the reflection arch underground, and arranged outside ring smoke collection case is provided with smoke outlet tube and ash removing opening on it.Housing is by stent support.Air collection case, oval convection current sleeve, oval flue gas sleeve, oval convection current radiation sleeve and burner hearth that the heat exchange body is provided with are formed cartridge type convection recuperator and convection current radiation recuperator successively.End seal plate on burner hearth centre and the sleeve pipe outer tube, interior pipe upper end air baffle and bell are formed double-tube heat exchanger, occupy in the middle of the burner hearth.Double-tube heat exchanger can be provided with isometric sleeve pipe, and not isometric sleeve pipe also can be set, and forms stepped double-tube heat exchanger.Sleeve pipe outer tube termination is provided with intermediate recess shape sphere end socket.Flue gas sleeve upper and lower end is provided with the ring flat-plate sealing, and some bending smoke pipes are established on sleeve inner core top, and some smoke pipes are established in the sleeve lower end, link to each other with flue gas collection case with burner hearth respectively.Convection current sleeve upper end is provided with helical air intake collection case, and it is expanded the position air intake pipe is set.The bell top is provided with hot-blast outlet pipe.
The utlity model has characteristics such as fuel combustion is abundant, flue dust is few, the thermal efficiency is high, fuel saving, life-span length.The thermal efficiency reaches 80%, 100～350 ℃ of hot blast temperatures, and maximum heating load reaches 2400 * 10
4KJ/h.Also have compact conformation, volume is little, easy and simple to handle and safety etc. characteristics.
Further narrate content of the present utility model below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of the utility model stoker fired grate coal-fired hot-blast stove,
Fig. 2 be the A--A of Fig. 1 to view,
Fig. 3 be the B--B of Fig. 1 to view,
Fig. 4 is the structural representation of the utility model fuel oil, fuel gas hot-blast stove.
Among the figure: 1 stoker fired grate, 2 smoke outlet tubes, 3 flue gas collection casees, 4 casings, 5 smoke pipes, 6 convection current radiation sleeves, 7 flue gas sleeves, 8 convection current sleeves, 9 double-tube heat exchangers, 10 air collection casees, 11 lead smoke pipe, 12 sealing plates, 13 air baffles, 14 bells, 15 hot-blast outlet pipes, 16 air intake pipes, 17 heat exchange bodies, 18 after burners, 19 reflection arch, 20 heat exchange body base plates, 21 secondary air channels, 22 ash removing openings, 23 flanges, 24 unique construction end sockets, 25 refractory materials, 26 combustors, 27 burners, 28 supports, 29 casings.
Embodiment 1: the large-scale coal-fired hot-blast stove of band reflection arch energy second-time burning
As Fig. 1, Fig. 2 and shown in Figure 3, after burner 18 fuses with flange 23 and stoker fired grate 1 below heat exchange body 17.Flange 23, casing 4 and heat exchange body base plate 20 constitute the after burner housing, the reflection arch 19 that the housing inner lining refractory pours into, and secondary air channel 21 is arranged on wherein, and arranged outside flue gas collection case 3 is provided with smoke outlet tube 2 and ash removing opening 22 on flue gas collection case.Heat exchange body base plate 20, convection current sleeve urceolus, air collection case 10, bell 14 and be arranged on the hot-blast outlet pipe 15 on top constitute oval-shaped shell.The convection current upper cartridge is provided with helical air collection case 10, and it is expanded the position air intake pipe 16 is set.Convection current sleeve inboard is provided with flue gas sleeve 7 and convection current radiation sleeve 6 respectively, double-tube heat exchanger 9 is set in the middle of the burner hearth, sleeve pipe outer tube termination is provided with unique construction end socket 24 (this unique construction end socket is an intermediate recess shape sphere end socket), the upper end is provided with sealing plate 12, and the pipe upper end is provided with air baffle 13 in the sleeve pipe; Flue gas sleeve upper and lower end is provided with respectively leads smoke pipe 11 and smoke pipe 5 is communicated with burner hearth, flue gas collection case.
When adding hot-air heat outputting wind, the stoker fired grate combustion product rises to reflection arch; Carry out second-time burning with secondary wind facies chance, clean-burning high-temperature flue gas enters the heat exchange body, with radiation and convection type with heat transferred convection current radiation sleeve inner core, sleeve pipe outer tube and end socket, afterwards, enter the flue gas sleeve by leading smoke pipe, with convection type with the inside and outside barrel of heat transferred after, go into flue gas collection case through smoke pipe, discharge through chimney by smoke suction machine.Air is sent into air collection case by air blast through the air intake pipe, enters the convection current sleeve, skims over to lead smoke pipe and enter convection current radiation sleeve, and the sleeve pipe circumferential weld is gone into interior pipe through end socket, is exported by bell top hot-blast outlet pipe.Air advances to draw heat exchange with barrel, tube wall and end socket in running, air is heated.
Embodiment 2: large-scale fuel oil, the fuel gas hot-blast stove of the second-time burning of band reflection arch energy
As shown in Figure 4: its burner 27, housing inner lining refractory 25 by casing 29 constitutes is provided with combustor 26 at oval axis one end and forms, by stent support, fuse with flange 20 and after burner, after burner and heat exchange body are one.Double-tube heat exchanger is provided with isometric sleeve pipe.When adding hot-air heat outputting wind, air is sent into air collection case by air blast through the air intake pipe, and flow through convection current sleeve, convection current radiation sleeve and double-tube heat exchanger are by hot-blast outlet pipe output hot blast.Oil, coal gas or gas fuel, through the combustor burning, combustion product rises to reflection arch, meets with the secondary wind facies and carries out second-time burning, and high-temperature flue gas enters burner hearth, goes into the flue gas sleeve through leading smoke pipe, goes into flue gas collection case through smoke pipe again, is discharged through chimney by smoke suction machine.
Claims (5)
- One kind with reflection arch can second-time burning large-scale hot-blast stove, comprise burner and heat exchange body, burner and heat exchange body and function flange fuse, it is characterized in that this hot-blast stove profile ovalize, by flange, the housing that casing and heat exchange body base plate constitute, the inboard is provided with the refractory material reflection arch, bury the air loop duct of inboard in the reflection arch underground with some jet pipes, arranged outside flue gas collection case, smoke outlet tube and ash removing opening are set on it, housing is by stent support, the air collection case that the heat exchange body is provided with, oval convection current sleeve, oval flue gas sleeve, oval convection current radiation sleeve and burner hearth are formed cartridge type advection heat parallel operation and convection current radiation recuperator successively, end seal plate on burner hearth intermediate casing and the outer tube, interior pipe upper end air baffle and bell, form double-tube heat exchanger, occupy in the middle of the burner hearth, on the flue gas sleeve, the lower end is provided with the ring flat-plate sealing, some bending smoke pipes are established on sleeve inner core top, some smoke pipes are established in the sleeve lower end, link to each other with flue gas collection case with burner hearth respectively, convection current sleeve upper end is provided with helical air collection case, it is expanded the position air intake pipe is set, and the bell top is provided with hot-blast outlet pipe.
- 2. the large-scale hot-blast stove of band reflection arch energy according to claim 1 second-time burning is characterized in that said double-tube heat exchanger:A., isometric sleeve pipe is set,B., not isometric sleeve pipe is set.
- 3. the large-scale hot-blast stove of band reflection arch energy according to claim 1 and 2 second-time burning is characterized in that the unique construction end socket that said sleeve pipe outer tube termination is provided with is an intermediate recess shape sphere end socket.
- 4. the large-scale hot-blast stove of band reflection arch energy according to claim 1 second-time burning, it is characterized in that when being fuel with the coal, its after burner is below the heat exchange body, fuse with flange and stoker fired grate, flange, casing and heat exchange body base plate constitute the after burner housing, the reflection arch of housing inner lining refractory cast, secondary air channel is located at wherein.
- 5. the large-scale hot-blast stove of band reflection arch energy according to claim 1 second-time burning, it is characterized in that when with oil or coal gas, when natural gas is fuel, after burner and heat exchange body are one, its burner is to constitute housing by casing, inner lining refractory is provided with combustor at oval axis one end and forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265544 CN2457453Y (en) | 2000-12-28 | 2000-12-28 | Large hot-air furnace with reflective arch energy secondary burning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00265544 CN2457453Y (en) | 2000-12-28 | 2000-12-28 | Large hot-air furnace with reflective arch energy secondary burning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2457453Y true CN2457453Y (en) | 2001-10-31 |
Family
ID=33619909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00265544 Expired - Fee Related CN2457453Y (en) | 2000-12-28 | 2000-12-28 | Large hot-air furnace with reflective arch energy secondary burning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2457453Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128491A (en) * | 2011-04-09 | 2011-07-20 | 山西新聚星锅炉有限公司 | Radiation-pot-type hot blast boiler |
| CN102305466A (en) * | 2011-06-29 | 2012-01-04 | 于绍文 | Vertical coal gas continuous heating furnace |
| CN108050865A (en) * | 2017-12-08 | 2018-05-18 | 东北大学 | It is a kind of to prevent casing from cracking and reduce the heat exchanger apparatus of flow resistance |
-
2000
- 2000-12-28 CN CN 00265544 patent/CN2457453Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128491A (en) * | 2011-04-09 | 2011-07-20 | 山西新聚星锅炉有限公司 | Radiation-pot-type hot blast boiler |
| CN102305466A (en) * | 2011-06-29 | 2012-01-04 | 于绍文 | Vertical coal gas continuous heating furnace |
| CN108050865A (en) * | 2017-12-08 | 2018-05-18 | 东北大学 | It is a kind of to prevent casing from cracking and reduce the heat exchanger apparatus of flow resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200943945Y (en) | Coal gasified and burned environment-friendly hot water boiler | |
| CN101660840B (en) | Hot-blast stove with combustion equipment | |
| CN202350303U (en) | Energy-saving hot air boiler | |
| CN2457453Y (en) | Large hot-air furnace with reflective arch energy secondary burning | |
| CN2458503Y (en) | Secondary combustion hot-air furnace with reflecting arch | |
| CN2566184Y (en) | Barrel type hot-blast stove | |
| CN2473533Y (en) | Strong wind warm blast furnace | |
| CN102393070B (en) | Energy-saving hot-air boiler | |
| CN201148909Y (en) | Fire coal turbine power device | |
| CN2465117Y (en) | Heat exchanger for hot blast furnace | |
| CN2709803Y (en) | High-efficient energy-saving gas boiler | |
| CN2432221Y (en) | Combustion-supporting air preheater for cover annealing furnace | |
| CN2292215Y (en) | No return combustion chamber oil (gas) burning boiler | |
| CN2872237Y (en) | Heat exchanger of hot-air furnace | |
| CN2338705Y (en) | Sprial and heat exchange type air heater | |
| CN201311080Y (en) | Hot-blast stove with secondary air inlet | |
| CN2720319Y (en) | Vacuum super-conductive heating oven | |
| CN206037420U (en) | Double -hearth conduction oil boiler | |
| CN217635716U (en) | Combustion furnace capable of improving heat exchange effect | |
| CN2388550Y (en) | Vertical boiler | |
| CN215001509U (en) | Environment-friendly energy-saving boiler formed by annularly arranging coaxial tube groups | |
| CN2486845Y (en) | New thickened oil heater | |
| CN219414711U (en) | High-efficient condensation steam boiler | |
| CN214276598U (en) | Heat-supplementing temperature-raising type descaling tubular heat exchanger | |
| CN2160093Y (en) | Vertical coal-fired hot-air furnace |
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 |