CN202057037U - Air heating furnace - Google Patents
Air heating furnace Download PDFInfo
- Publication number
- CN202057037U CN202057037U CN2011201166824U CN201120116682U CN202057037U CN 202057037 U CN202057037 U CN 202057037U CN 2011201166824 U CN2011201166824 U CN 2011201166824U CN 201120116682 U CN201120116682 U CN 201120116682U CN 202057037 U CN202057037 U CN 202057037U
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- air
- cylindrical shell
- hot
- flue
- heat
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Abstract
The utility model discloses an air heating furnace, which relates to the technical field of the manufacturing of boilers, and aims at solving the technical problems that a conventional air heating furnace has low heat efficiency, deficiency of a heat energy recovery approach, slow temperature rise and high noise. The air heating furnace consists of a furnace body (6), an air blower (7), a draught fan (1), a flue (3) and a dust remover (2), wherein the furnace body consists of three barrels which are mutually nested and use the horizontal centerline of the furnace body as an axle center; the three barrels are sequentially a first barrel (16), a second barrel (19) and a third barrel (21) from inside to outside; sandwich layers of the three barrels are air passages; a furnace grate (22), a heat energy amplifier set and a heat exchange pipe (20) are arranged sequentially in a direction from a furnace gate (11) to a flue (3) in the first barrel (16); and an outlet of the heat exchange pipe (20) is sequentially communicated with the flue (3) and the dust remover (2).
Description
Technical field
[0001] the utility model relates to boiler manufacturing technology field, particularly a kind of hot-blast stove that is used for drying plant.
Background technology
[0002] at present, be used for the common employing single cylinder of the hot-blast stove structure of drying plant, the thermal efficiency is low, lacks the energy recovery means, causes a large amount of thermal waste, also has weak points such as slow such as heating up, that noise is big simultaneously.In addition, traditional product lacks technological means such as smoke elimination and dedusting, causes comparatively serious environmental pollution.
Summary of the invention
The utility model be intended to solve the traditional hot wind furnace thermal efficiency low, lack the energy recovery means, the technical problem slow, that noise is big etc. that heats up, with provide a kind of have thermal efficiency height, energy recovery fully, quick heating, noise be little, possess the hot-blast stove that eliminates smoke with technological merits such as dedusting function.
The purpose of this utility model is achieved through the following technical solutions.
Hot-blast stove of the present utility model, constitute by body of heater 6, air blast 7, air-introduced machine 1, flue 3 and deduster 2, wherein body of heater by three mutually nested be that the cylindrical shell in axle center constitutes with the body of heater horizontal center line, the interlayer that three cylindrical shells are followed successively by cylindrical shell 1, cylindrical shell 2 19 and 3 21, three cylindrical shells of cylindrical shell from inside to outside is an air duct; Be provided with grate 22, heat energy amplifier group and heat exchanger tube 20 by fire door 11 successively to flue 3 directions in the cylindrical shell 1, the outlet of heat exchanger tube 20 connects with flue 3 and deduster 2 in turn; Air intake preheater 4 is tubular and is located at the concentric outside of flue 3, and the port of export of air intake preheater 4 utilizes air channel 5 to communicate with the preheating wind inlet 8 of the air blast 7 of being located at body of heater 6 tops via energy-conservation heat again; The interlayer of air blast interface 9 and cylindrical shell 3 21 and cylindrical shell 2 19 connects and forms the air blast output channel, this passage communicates with several cylindrical shell two air inlets 23 on the cylindrical shell 2 19 of being located at heat exchanger tube 20 outsides, and air inlet is taken over 10 near the hot-blast outlet on the body of heater 6 of fire door 11 1 sides and connected with being located at.
Hot-blast stove of the present utility model, wherein said energy-conservation heat utilize 5 one ports of export in air channel to communicate with the preheating wind inlet 8 of the air blast 7 of being located at body of heater 6 tops again, and its another port of export communicates with ash dropping hopper 25.
Hot-blast stove of the present utility model, wherein said heat energy amplifier group is made of the taper heat energy amplifier that two vertex of a cones join, and the opening of one of them taper heat energy amplifier is towards fire door 11, and the opening of another taper heat energy amplifier is towards heat exchanger tube 20.
Hot-blast stove of the present utility model, the outer surface of wherein said taper heat energy amplifier is equipped with heat transfer sheet 18.
Hot-blast stove of the present utility model is provided with a taper heat energy amplifier between the heat exchanger tube 20 in the wherein said cylindrical shell 1 and the interface of flue 3, and the little end opening of this taper heat energy amplifier is towards flue 3, and its big end opening is towards heat exchanger tube 20.
Hot-blast stove of the present utility model, wherein said cylindrical shell 1 is provided with heat reflector 12 near the end face inboard of fire door 11 1 sides.
Hot-blast stove of the present utility model, wherein said cylindrical shell 1 is provided with secondary air mouth 15 near fire door 11 1 sides.
Hot-blast stove of the present utility model, wherein said flue 3 outer surfaces are coated with heat transfer sheet 1.
Hot-blast stove of the present utility model is provided with the deep bead 27 towards grate in the wherein said ash dropping hopper.
Hot-blast stove of the present utility model, the inlet of wherein said air intake preheater 4 are provided with the air door 26 that can regulate rotary opening and closing.
The beneficial effect of the utility model hot-blast stove:
1. thermal efficiency height, good energy-conserving effect;
2. quick heating makes hot air temperature can reach 380 ℃ in the short time;
3. fuel savings;
4. possess and eliminate smoke and dedusting function, the protection environment.
Description of drawings
Fig. 1 the utility model structural representation
Fig. 2 is the left view of the utility model
Fig. 3 is that the B-B of Fig. 1 is to cut-away view
Fig. 4 is that the C-C of Fig. 1 is to cut-away view
Fig. 5 is the cylindrical shell one and cylindrical shell two structural representations of the utility model
Fig. 6 is that the D-D of Fig. 5 is to cut-away view
Fig. 7 is that the E-E of Fig. 5 is to cut-away view
Fig. 8 is the partial enlarged drawing of Fig. 6
Fig. 9 is the right view of Fig. 8
Figure 10 is that the F-F of Fig. 1 is to cut-away view
Figure 11 for the utility model adopts another kind of energy-conservation heat utilize the schematic diagram of air channel structure again
Figure 12 is the right view of Figure 11
Figure 13 for the utility model adopts another kind of energy-conservation heat utilize the body of heater outline drawing of air channel structure again
Figure 14 is an ash dropping hopper structural representation of the present utility model
Figure 15 is the left view of Figure 14
The number in the figure explanation:
1 air-introduced machine, 2 dedusters, 3 flues, 4 air intake preheaters, 5 energy-conservation heat are utilized the air channel again, 6 bodies of heater, 7 air blasts, 8 preheating wind inlets, 9 air blast interfaces, 10 hot-blast outlets are taken over, 11 fire doors, 12 heat reflectors, 13 ashpits, 14 bearings, 15 secondary air mouths, 16 cylindrical shells one, 17 heat energy amplifiers, 18 heat transfer sheets, 19 cylindrical shells two, 20 heat exchanger tubes, 21 cylindrical shells three, 22 grates, 23 cylindrical shells, two air inlets, 24 heat transfer sheets one, 25 ash dropping hoppers, 26 air doors, 27 deep beads
The specific embodiment
The utility model detailed structure, application principle, effect and effect with reference to accompanying drawing 1-15, are illustrated by following embodiment.
As accompanying drawing 1-15, hot-blast stove of the present utility model, constitute by body of heater 6, air blast 7, air-introduced machine 1, flue 3 and deduster 2, wherein body of heater by three mutually nested be that the cylindrical shell in axle center constitutes with the body of heater horizontal center line, the interlayer that three cylindrical shells are followed successively by cylindrical shell 1, cylindrical shell 2 19 and 3 21, three cylindrical shells of cylindrical shell from inside to outside is an air duct; Be provided with grate 22, heat energy amplifier group, heat exchanger tube 20 and taper heat energy amplifier by fire door 11 successively to flue 3 directions in the cylindrical shell 1, the big end opening of taper heat energy amplifier is towards heat exchanger tube 20, and its little end opening connects with flue 3 and deduster 2 in turn; Air intake preheater 4 is tubular and is located at the concentric outside of flue 3, and the port of export of air intake preheater 4 utilizes air channel 5 to communicate with the preheating wind inlet 8 of the air blast 7 of being located at body of heater 6 tops via energy-conservation heat again; The interlayer of air blast interface 9 and cylindrical shell 3 21 and cylindrical shell 2 19 connects and forms the air blast output channel, this passage communicates with 4 cylindrical shells, two air inlets 23 on the cylindrical shell 2 19 of being located at heat exchanger tube 20 outsides, and air inlet is taken over 10 near the hot-blast outlet on the body of heater 6 of fire door 11 1 sides and connected with being located at.Heat energy amplifier group is made of the taper heat energy amplifier that two vertex of a cones join, and the opening of one of them taper heat energy amplifier is towards fire door 11, and the opening of another taper heat energy amplifier is towards heat exchanger tube 20.The outer surface of taper heat energy amplifier is equipped with heat transfer sheet 18.Cylindrical shell 1 is provided with heat reflector 12 near the end face inboard of fire door 11 1 sides.Cylindrical shell 1 is provided with secondary air mouth 15 near fire door 11 1 sides.Flue 3 outer surfaces are coated with heat transfer sheet 1.The combustion chamber inner surface also is covered with heat transfer sheet.Heat exchanger tube quantity is 88.Be provided with deep bead 27 in the ash dropping hopper towards grate.The inlet of air intake preheater 4 is provided with the air door 26 that can regulate rotary opening and closing.
Referring to Figure 11-13, for adopting another kind of energy-conservation heat, the utility model utilizes the schematic diagram of air channel structure again, energy-conservation heat utilizes 5 one ports of export in air channel to communicate with the preheating wind inlet 8 of the air blast 7 of being located at body of heater 6 tops again, and its another port of export communicates with ash dropping hopper 25.
Hot-blast stove of the present utility model can use pluralities of fuel as thermal source, comprises that multiple combustibles such as coal, timber all can.
Below the utility model is described in further detail by the specific embodiment.
This hot-blast stove is the equipment of using on the dryer, cold air through air intake preheater 4(through the flue surface heat exchanging, adopt waste heat to utilize mode again) enter energy-conservation heat and utilize air channel 5 again, enter in the cylindrical shell 3 21 of hot-blast stove by air blast again, air in the cylindrical shell 3 21 enters in the cylindrical shell 2 19 by the air inlet of cylindrical shell 2 19 from left to right, afterwards air more from right to left with cylindrical shell 1 in heat exchanger tube 20 and heat energy amplifier carry out taking over 10 by hot-blast outlet after the abundant heat exchange and be delivered to drying plant.Fuel burns in the combustion chamber, and the flue gas of burning flows to flue through heat exchanger tube 20 again by the heat energy amplifier, enters deduster 2 by air-introduced machine 1, discharges again.Flue gas and air are main in said process to carry out abundant heat exchange through heat energy amplifier, heat transfer sheet 18, heat exchanger tube 20 and flue 3.Heat energy amplifier, heat transfer sheet 18, heat exchanger tube 20 are main heat exchanging part, and flue then is main heat recovery part, reach optimal drying effect by both abundant cooperation.
Claims (10)
1. hot-blast stove, it is characterized in that: constitute by body of heater (6), air blast (7), air-introduced machine (1), flue (3) and deduster (2), wherein body of heater by three mutually nested be that the cylindrical shell in axle center constitutes with the body of heater horizontal center line, three cylindrical shells are followed successively by cylindrical shell one (16), cylindrical shell two (19) and cylindrical shell three (21) from inside to outside, and the interlayer of three cylindrical shells is an air duct; Be provided with grate (22), heat energy amplifier group and heat exchanger tube (20) by fire door (11) successively to flue (3) direction in the cylindrical shell one (16), the outlet of heat exchanger tube (20) connects with flue (3) and deduster (2) in turn; Air intake preheater (4) is tubular and is located at the concentric outside of flue (3), and the port of export of air intake preheater (4) utilizes air channel (5) to communicate with the preheating wind inlet (8) of the air blast (7) of being located at body of heater (6) top via energy-conservation heat again; The interlayer of air blast interface (9) and cylindrical shell three (21) and cylindrical shell two (19) connects and forms the air blast output channel, this passage communicates with several cylindrical shell two air inlets (23) on the cylindrical shell two (19) of being located at heat exchanger tube (20) outside, air inlet be located at that last hot-blast outlet adapter (10) connects near the body of heater (6) of fire door (11) one sides.
2. hot-blast stove as claimed in claim 1, it is characterized in that: described energy-conservation heat utilizes (5) ports of export in air channel to communicate with the preheating wind inlet (8) of the air blast (7) of being located at body of heater (6) top again, and its another port of export communicates with ash dropping hopper (25).
3. hot-blast stove as claimed in claim 1, it is characterized in that: described heat energy amplifier group is made of the taper heat energy amplifier that two vertex of a cones join, the opening of one of them taper heat energy amplifier is towards fire door (11), and the opening of another taper heat energy amplifier is towards heat exchanger tube (20).
4. hot-blast stove as claimed in claim 2 is characterized in that: the outer surface of described taper heat energy amplifier is equipped with heat transfer sheet (18).
5. hot-blast stove as claimed in claim 1, it is characterized in that: be provided with a taper heat energy amplifier between the heat exchanger tube (20) in the described cylindrical shell one (16) and the interface of flue (3), the little end opening of this taper heat energy amplifier is towards flue (3), and its big end opening is towards heat exchanger tube (20).
6. hot-blast stove as claimed in claim 1 is characterized in that: described cylindrical shell one (16) is provided with heat reflector (12) near the end face inboard of fire door (11) one sides.
7. hot-blast stove as claimed in claim 1 is characterized in that: described cylindrical shell one (16) is provided with secondary air mouth (15) near fire door (11) one sides.
8. hot-blast stove as claimed in claim 1 is characterized in that: described flue (3) outer surface is coated with heat transfer sheet one (24).
9. hot-blast stove as claimed in claim 1 is characterized in that: be provided with the deep bead (27) towards grate in the described ash dropping hopper.
10. hot-blast stove as claimed in claim 1 is characterized in that: the inlet of described air intake preheater (4) is provided with the air door (26) that can regulate rotary opening and closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201166824U CN202057037U (en) | 2011-04-20 | 2011-04-20 | Air heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201166824U CN202057037U (en) | 2011-04-20 | 2011-04-20 | Air heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057037U true CN202057037U (en) | 2011-11-30 |
Family
ID=45017009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201166824U Expired - Fee Related CN202057037U (en) | 2011-04-20 | 2011-04-20 | Air heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202057037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499193A (en) * | 2013-10-15 | 2014-01-08 | 李菊泉 | Special hot blast furnace for drying shed |
| CN104596098A (en) * | 2013-11-01 | 2015-05-06 | 青岛四季春节能环保设备有限公司 | Strong-hot energy-saving dust-free hot air boiler |
-
2011
- 2011-04-20 CN CN2011201166824U patent/CN202057037U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499193A (en) * | 2013-10-15 | 2014-01-08 | 李菊泉 | Special hot blast furnace for drying shed |
| CN103499193B (en) * | 2013-10-15 | 2015-04-01 | 李菊泉 | Special hot blast furnace for drying shed |
| CN104596098A (en) * | 2013-11-01 | 2015-05-06 | 青岛四季春节能环保设备有限公司 | Strong-hot energy-saving dust-free hot air boiler |
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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: 20111130 Termination date: 20140420 |