CN202485205U - Indirect type straw air heating furnace - Google Patents
Indirect type straw air heating furnace Download PDFInfo
- Publication number
- CN202485205U CN202485205U CN2012200571358U CN201220057135U CN202485205U CN 202485205 U CN202485205 U CN 202485205U CN 2012200571358 U CN2012200571358 U CN 2012200571358U CN 201220057135 U CN201220057135 U CN 201220057135U CN 202485205 U CN202485205 U CN 202485205U
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- heat
- hot
- air
- heat room
- indirect type
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Abstract
The utility model relates to an indirect type straw air heating furnace, which is particularly used for indirectly supplying heat conduction to a food drier as a pure hot air flow for drying foods. The indirect type straw air heating furnace comprises a furnace shell, an air pre-heating channel, a bottom frame, a hearth, a heat transfer chamber, a heat exchange chamber, super heat conduction pipes, a main flue, a smoke exhaust pipeline, a flue draught fan and a hot air draught fan; the heat transfer chamber is arranged at the upper part of the hearth; a guide plate of the heat transfer chamber is arranged in the middle of the heat transfer chamber; a hot smoke inlet of the heat transfer chamber is connected with a hot smoke outlet of the hearth; one end of the smoke exhaust pipeline is connected with a cold smoke outlet, and the other end of the smoke exhaust pipeline is connected with the flue draught fan; the heat exchange chamber is arranged at the upper part of the heat transfer chamber; a plurality of super heat conduction pipes are mounted in the heat exchange chamber; the lower parts of the super heat conduction pipes are directly inserted in the heat transfer chamber; the hot air draught fan is mounted at an outlet of a hot air channel; an air pre-heating channel is communicated with an air inlet; and the heat exchange chamber is communicated with the air pre-heating channel.
Description
Technical field
What the utility model indirect type stalk hot-blast stove related to is a kind of heat transfer equipment, specifically is used for the indirect heat that provides and conducts, and offers the pure thermal current of foodstuff drying device as oven dry grain.
Background technology
In existing application, the indirect type hot-blast stove adopts heat exchanger usually at present, and the soot amount of stalk is big, can cause ash attached in the heat exchange pipeline in the long-time use, finally causes pipeline breaking.And need the device of interpolation picogram dragon dedusting in addition, and actual dust removing effects is also barely satisfactory.When present indirect type hot-blast stove fed in raw material, cold air directly got into burner hearth, caused the hot blast temperature range of decrease of output bigger, had influence on the utilization rate of heat exchange effect and heat energy, had prolonged the grain heat-drying time.
Summary of the invention
The purpose of the utility model is to the appeal weak point; A kind of indirect type stalk hot-blast stove is provided; Produce reliable and stable pure hot blast and dry grain, can improve the utilization rate of heat, thereby the device that can save the picogram dragon is again saved raw material to foodstuff drying device.
Indirect type stalk hot-blast stove takes following technical scheme to realize:
Indirect type stalk hot-blast stove comprises furnace shell, air preheat passage, underframe, burner hearth, Heat Room, heat-exchanging chamber, super heat-conductive pipe, flue collector, smoke discharging pipe, chimney meatus draught fan and hot blast air-introduced machine.
Said furnace shell is installed in underframe top; Burner hearth is arranged on the underframe, and Heat Room is arranged on upper furnace, and the Heat Room middle part is provided with the Heat Room deflector; The Heat Room deflector has changed the flow direction of hot flue gas in Heat Room, has prolonged the time of staying of hot flue gas at Heat Room.The Heat Room side plate of Heat Room deflector one side is provided with hot smoke inlet, and the Heat Room side plate of Heat Room deflector opposite side is provided with the cold flue gas outlet.The hot smoke inlet of Heat Room is connected with the hot exhanst gas outlet of burner hearth through flue collector.One end of smoke discharging pipe links to each other with the cold flue gas outlet, and the other end of smoke discharging pipe links to each other with chimney meatus draught fan.Described Heat Room bottom is provided with oblique shape base plate, is convenient to ash discharge.
Be provided with heat-exchanging chamber on Heat Room top; Through thermal insulation board some super heat-conductive pipes are installed in the heat-exchanging chamber; The bottom of super heat-conductive pipe is directly inserted in the Heat Room; The top of super heat-conductive pipe has fin and partly is installed in the heat-exchanging chamber, is provided with hot-air channel in a side of heat-exchanging chamber, and the outlet of hot-air channel is equipped with the hot blast air-introduced machine.
The furnace shell of flue collector one side is provided with fresh air inlet, between Heat Room side plate and furnace shell, is provided with the air preheat passage, and the air preheat passage is connected with fresh air inlet.Heat-exchanging chamber is connected with the air preheat passage.
Said burner hearth both sides are equipped with refractory brick, and roof of the furnace is equipped with the burner hearth thermal insulation board, and burner hearth bottom is equipped with fire grate, and the burner hearth outside is equipped with fire door.
Both sides at Heat Room are provided with ash hole, and ash hole is equipped with the ash discharge flap.
Dispose touch control cabinet in furnace shell one side, be used to control flue blower fan and the work of hot blast air-introduced machine, and can monitor the hot blast temperature of seeing off.
Said super heat-conductive pipe is equipped with 50 at least.
Said Heat Room bottom is provided with oblique shape base plate, is convenient to ash discharge.
Said chimney meatus draught fan adopts commercially available air-introduced machine.The hot blast air-introduced machine adopts commercially available air-introduced machine.Said super heat-conductive pipe adopts commercially available finned heat pipe.
Operation principle
When indirect type stalk hot-blast stove uses; Stalk, rice husk, stalk piece are put into the burner hearth ignition, and the control cabinet with configuration configures the hot blast temperature that needs output then, presses the start button on the control cabinet again; Chimney meatus draught fan; The hot blast air-introduced machine is started working, and the hot flue gas that produces in the burner hearth is introduced Heat Room through flue collector, absorbs the heat of hot flue gas the inside again through the super heat-conductive pipe in the Heat Room; Be delivered to the super heat-conductive pipe top of heat-exchanging chamber, chimney meatus draught fan is transported to cold flue gas outdoor through smoke discharging pipe.Opening the ash discharge flap can discharge the cigarette ash in the heat-exchanging chamber through oblique shape base plate.The hot blast air-introduced machine is incorporated into clean air in the preheating channel through fresh air inlet; After carrying out preheating outside the smoke discharging pipe in the preheating channel, flue collector, the burner hearth outside, the Heat Room; Enter into heat-exchanging chamber; The super heat-conductive pipe of air after the preheating in heat-exchanging chamber carried out further heat exchange, great amount of heat is conducted to air, make air themperature reach 65 ℃-100 ℃ of setting values.Be transported on the foodstuff drying device through hot air duct, hot blast air-introduced machine, grain is dried processing.
The utility model indirect type stalk hot blast stove design is reasonable, and compact conformation is easy to use; Quick heating, service life of equipment is long, and volume is little; Can utilize discarded stalk, rice husk or stalk piece to put into the burner hearth ignition, the hot blast of output cleaning is transported on the foodstuff drying device, and grain is dried processing; The grain quality of oven dry is high, energy-conserving and environment-protective.The utility model indirect type stalk hot-blast stove thermal efficiency is high, can reach more than 65～80%.
Description of drawings
Below will combine accompanying drawing that the utility model is further specified:
Fig. 1 is an indirect type stalk hot-blast stove structural representation.
Fig. 2 is Fig. 1 indirect type stalk hot-blast stove A-A cutaway view.
The specific embodiment
With reference to accompanying drawing 1-2, indirect type stalk hot-blast stove comprises furnace shell 5, air preheat passage 9, underframe 1, burner hearth 3, Heat Room 8, heat-exchanging chamber 10, super heat-conductive pipe 11, flue collector 20, smoke discharging pipe 21, chimney meatus draught fan 19 and hot blast air-introduced machine 14.
Said furnace shell 5 is installed in underframe 1 top; Burner hearth 3 is arranged on the underframe 1, and Heat Room 8 is arranged on burner hearth 3 tops, and Heat Room 8 middle parts are provided with Heat Room deflector 7; Heat Room deflector 7 has changed the flow direction of hot flue gas in Heat Room 8, has prolonged the time of staying of hot flue gas at Heat Room 8.Be provided with ash hole 6 in the both sides of Heat Room 8, ash hole 6 is equipped with the ash discharge flap.The Heat Room side plate 17 of Heat Room deflector 7 one sides is provided with hot smoke inlet 26, and the Heat Room side plate 17 of Heat Room deflector 7 opposite sides is provided with cold flue gas outlet 25.The hot smoke inlet 26 of Heat Room is connected with the hot exhanst gas outlet 23 of burner hearth through flue collector 20.One end of smoke discharging pipe 21 links to each other with cold flue gas outlet 25, and the other end of smoke discharging pipe 21 links to each other with chimney meatus draught fan 19.
Be provided with heat-exchanging chamber 10 on Heat Room 8 tops; Through thermal insulation board 13 some super heat-conductive pipes 11 are installed in the heat-exchanging chamber 10; The bottom 16 of super heat-conductive pipe 11 is directly inserted in the Heat Room 8; Super heat-conductive pipe 11 tops have fin 12 parts and are installed in the heat-exchanging chamber 10, are provided with hot-air channel 22 in a side of heat-exchanging chamber 10, and hot-air channel outlet 15 is equipped with hot blast air-introduced machine 14.
The furnace shell 5 of flue collector 20 1 sides is provided with fresh air inlet 18, between Heat Room side plate 17 and furnace shell 5, is provided with air preheat passage 9, and air preheat passage 9 is connected with fresh air inlet 18.Heat-exchanging chamber 10 is connected with air preheat passage 9.
Said burner hearth 3 both sides are equipped with refractory brick 4, and burner hearth 3 tops are equipped with burner hearth thermal insulation board 24, and burner hearth 3 bottoms are equipped with fire grate 29, and burner hearth 3 outsides are equipped with fire door 2.
Be provided with ash hole 6 in the both sides of Heat Room 8, ash hole 6 is equipped with the ash discharge flap.
Said Heat Room 8 bottoms are provided with oblique shape base plate 28, are convenient to ash discharge.
Dispose touch control cabinet 27 in furnace shell 5 one sides, be used to control chimney meatus draught fan 19 and 14 work of hot blast air-introduced machine, and can monitor the hot blast temperature of seeing off.
Said chimney meatus draught fan 19 adopts commercially available air-introduced machine, and hot blast air-introduced machine 14 adopts commercially available air-introduced machine.Said super heat-conductive pipe 11 adopts commercially available finned heat pipe.
Said super heat-conductive pipe 11 is equipped with 50 at least.
Claims (7)
1. an indirect type stalk hot-blast stove is characterized in that: comprise furnace shell, air preheat passage, underframe, burner hearth, Heat Room, heat-exchanging chamber, super heat-conductive pipe, flue collector, smoke discharging pipe, chimney meatus draught fan and hot blast air-introduced machine;
Said furnace shell is installed in underframe top; Burner hearth is arranged on the underframe; Heat Room is arranged on upper furnace, and the Heat Room middle part is provided with the Heat Room deflector, and the Heat Room side plate of Heat Room deflector one side is provided with hot smoke inlet; The Heat Room side plate of Heat Room deflector opposite side is provided with the cold flue gas outlet; The hot smoke inlet of Heat Room is connected with the hot exhanst gas outlet of burner hearth through flue collector, and an end of smoke discharging pipe links to each other with the cold flue gas outlet, and the other end of smoke discharging pipe links to each other with chimney meatus draught fan;
Be provided with heat-exchanging chamber on Heat Room top; Through thermal insulation board some super heat-conductive pipes are installed in the heat-exchanging chamber; The bottom of super heat-conductive pipe is directly inserted in the Heat Room; The top of super heat-conductive pipe has fin and partly is installed in the heat-exchanging chamber, is provided with hot-air channel in a side of heat-exchanging chamber, and the outlet of hot-air channel is equipped with the hot blast air-introduced machine;
The furnace shell of flue collector one side is provided with fresh air inlet, between Heat Room side plate and furnace shell, is provided with the air preheat passage, and the air preheat passage is connected with fresh air inlet, and heat-exchanging chamber is connected with the air preheat passage.
2. indirect type stalk hot-blast stove according to claim 1 is characterized in that: said burner hearth both sides are equipped with refractory brick, and roof of the furnace is equipped with the burner hearth thermal insulation board, and burner hearth bottom is equipped with fire grate, and the burner hearth outside is equipped with fire door.
3. indirect type stalk hot-blast stove according to claim 1 is characterized in that: dispose touch control cabinet in furnace shell one side, be used to control flue blower fan and the work of hot blast air-introduced machine, and can monitor the hot blast temperature of seeing off.
4. indirect type stalk hot-blast stove according to claim 1, it is characterized in that: said super heat-conductive pipe adopts finned heat pipe.
5. indirect type stalk hot-blast stove according to claim 1, it is characterized in that: the both sides at Heat Room are provided with ash hole, and ash hole is equipped with the ash discharge flap.
6. indirect type stalk hot-blast stove according to claim 1 is characterized in that: said Heat Room bottom is provided with oblique shape base plate.
7. indirect type stalk hot-blast stove according to claim 1 is characterized in that: said super heat-conductive pipe is equipped with 50 at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200571358U CN202485205U (en) | 2012-02-22 | 2012-02-22 | Indirect type straw air heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200571358U CN202485205U (en) | 2012-02-22 | 2012-02-22 | Indirect type straw air heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485205U true CN202485205U (en) | 2012-10-10 |
Family
ID=46959623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200571358U Withdrawn - After Issue CN202485205U (en) | 2012-02-22 | 2012-02-22 | Indirect type straw air heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563861A (en) * | 2012-02-22 | 2012-07-11 | 无锡市久川机械设备有限公司 | Indirect straw hot blast heater |
| CN102927550A (en) * | 2012-11-08 | 2013-02-13 | 江苏双良新能源装备有限公司 | System for recovering smoke and heat energy of three-section gas-fired boiler |
-
2012
- 2012-02-22 CN CN2012200571358U patent/CN202485205U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563861A (en) * | 2012-02-22 | 2012-07-11 | 无锡市久川机械设备有限公司 | Indirect straw hot blast heater |
| CN102563861B (en) * | 2012-02-22 | 2014-04-02 | 无锡市久川机械设备有限公司 | Indirect straw hot blast heater |
| CN102927550A (en) * | 2012-11-08 | 2013-02-13 | 江苏双良新能源装备有限公司 | System for recovering smoke and heat energy of three-section gas-fired boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121010 Effective date of abandoning: 20140402 |
|
| RGAV | Abandon patent right to avoid regrant |