CN204460719U - A kind of dust-settling compartment of biomass thermal wind furnace - Google Patents
A kind of dust-settling compartment of biomass thermal wind furnace Download PDFInfo
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- CN204460719U CN204460719U CN201420776729.3U CN201420776729U CN204460719U CN 204460719 U CN204460719 U CN 204460719U CN 201420776729 U CN201420776729 U CN 201420776729U CN 204460719 U CN204460719 U CN 204460719U
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- dust
- settling compartment
- dedusting plate
- dedusting
- heat smoke
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Abstract
The utility model discloses a kind of dust-settling compartment of biomass thermal wind furnace, comprise heat smoke entrance and heat smoke outlet; From heat smoke inlet side, in dust-settling compartment, set gradually the first dedusting plate, the second dedusting plate, the 3rd dedusting plate; Form flue gas passage gaps between first dedusting plate and the 3rd dedusting plate are all welded on bottom dust-settling compartment top and dust-settling compartment, the first dedusting plate and the 3rd dedusting plate equal thermotropism exhanst gas outlet direction tilt, with dust-settling compartment top board at 45 ° ~ 60 ° of acute angles; Second dedusting plate to be vertically welded in bottom dust-settling compartment and and to form flue gas passage gaps between dust-settling compartment top.The utility model structure is simple, reasonable in design, good dedusting effect, practical, heat smoke completes twice sedimentation in dust-settling compartment, effectively improve efficiency of dust collection, in the flue gas in heat smoke exit, smoke content reduces greatly, ensure that good heat exchange property, improve the service life of biomass thermal wind furnace, effectively prevent environmental pollution.
Description
Technical field
The utility model relates to a kind of dust-settling compartment, particularly relates to a kind of dust-settling compartment of biomass thermal wind furnace.
Background technology
Hot-blast stove is modal energy conversion devices in people's lives and industry, the chemical energy of conventional energy resource or electric energy conversion are heat energy by it, energy is supplied to corresponding equipment with the form of hot blast, be usually used in drying machine, dryer, forming machine and heating etc., be also widely used at agricultural product Workplaces such as livestock and poultry cultivation workshop, green house of vegetables.The fuel normally coal of hot-blast stove; But along with the rising of increase and the coal price day by day of environmental protection pressure, living beings replace the fuel that coal becomes hot-blast stove just gradually.Mostly the biomass fuel of China is with stalk biomass such as maize straw, straw, cotton stalks for raw material, forms through granulator or stalk block making machine compacting.
Traditional biomass thermal wind furnace as shown in Figure 1, mainly comprises Bunker, combustion chamber, dust-settling compartment and Heat Room.Bunker is positioned in the middle part of body of heater, above combustion chamber, and the both sides of combustion chamber connect dust-settling compartment respectively, is the Heat Room be connected with dust-settling compartment above dust-settling compartment.During work, the biomass fuel being stored at Bunker burns on the fire grate of combustion chamber, and the heat smoke that burning produces is admitted to Heat Room after sedimentation dedusting; In Heat Room, the cold air that heat smoke and air blast are sent into carries out heat exchange, and cold flue gas is discharged by exhaust opening, and hot-air supplies and uses to relevant device or environment.Dust-settling compartment in ordinary student material hot-blast stove is the larger cavity of a cross-sectional area; After heat smoke enters dust-settling compartment, flow velocity reduces, and the flue dust therefore in flue gas is deposited to bottom dust-settling compartment gradually by Action of Gravity Field, thus reaches the object of dedusting.
But, because biomass fuel generally has, water content is good, the ash content of coal high, therefore in the heat smoke that produces of its burning, the content of flue dust is often very large, and the dust removing effects of the dust-settling compartment of said structure is poor, after the heat smoke carrying flue dust enters Heat Room, flue dust can deposit gradually on heat exchanger tube surface, affects heat transfer effect, even reduces the life-span of biomass thermal wind furnace; Containing the discharge of fume, also can to environment.
Utility model content
The utility model technical issues that need to address are to provide that a kind of structure is simple, reasonable in design, the dust-settling compartment of the biomass thermal wind furnace of good dedusting effect.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A dust-settling compartment for biomass thermal wind furnace, comprises heat smoke entrance and heat smoke outlet; From heat smoke inlet side, in dust-settling compartment, set gradually the first dedusting plate, the second dedusting plate, the 3rd dedusting plate; Form flue gas passage gaps between first dedusting plate and the 3rd dedusting plate are all welded on bottom dust-settling compartment top and dust-settling compartment, the first dedusting plate and the 3rd dedusting plate equal thermotropism exhanst gas outlet direction tilt, with dust-settling compartment top board at 45 ° ~ 60 ° of acute angles; Second dedusting plate to be vertically welded in bottom dust-settling compartment and and to form flue gas passage gaps between dust-settling compartment top.
Further improvement of the utility model is: the angle of the angle of described first dedusting plate and dust-settling compartment top board, the 3rd dedusting plate and dust-settling compartment top board can be identical or different.
Further improvement of the utility model is: the sidewall of described dust-settling compartment offers the cleaning door for clearing up flue dust.
Further improvement of the utility model is: described first dedusting plate, the second dedusting plate, the 3rd dedusting plate are metallic plate.
Owing to have employed technique scheme, the technological progress that the utility model obtains is:
The utility model provides a kind of dust-settling compartment of biomass thermal wind furnace.This dust-settling compartment structure is simple, reasonable in design, good dedusting effect, practical.Barrier is carried out by adding three pieces of dedusting plates in dust-settling compartment, change the flow direction of heat smoke, complete twice sedimentation dedusting to heat smoke, effectively improve efficiency of dust collection, in the flue gas in heat smoke exit, smoke content reduces greatly, which reduces the deposition of flue dust on heat exchanger tube surface, ensure that good heat exchange property, improve the service life of biomass thermal wind furnace; Meanwhile, the discharge of the flue gas that smoke content is low, effectively prevent environment.
The utility model limits the first dedusting plate further, angle between the 3rd dedusting plate and dust-settling compartment top board is 45 ° ~ 60 °, effectively can limit the flow direction of flue gas, and ensure that the flowing velocity of heat smoke in the process flowed downward significantly reduces, thus improve effect of settling.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional biomass hot-blast stove;
Fig. 2 is structural representation of the present utility model.
Wherein, 1, Bunker, 2, combustion chamber, 3, Heat Room, 4, dust-settling compartment, 5, air blast, 6, fire grate, 7, exhaust opening, 8, heat smoke entrance, 9, heat smoke outlet, the 10, first dedusting plate, the 11, second dedusting plate, the 12, the 3rd dedusting plate, 13, cleaning door.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further details:
A dust-settling compartment for biomass thermal wind furnace, as shown in Figure 2, comprises the heat smoke entrance 8 being positioned at left side and the heat smoke outlet 9 being positioned at right side.Described dust-settling compartment inside from left to right sets gradually the first dedusting plate 10, second dedusting plate 11 and the 3rd dedusting plate 12.First dedusting plate 10, second dedusting plate 11 and the 3rd dedusting plate 12 are metallic plate.
The upper edge of described first dedusting plate 10 is welded on the intersection of heat smoke entrance 8 and dust-settling compartment top board and is tilted to the right, and forms flue gas passage gaps I between its lower edge and dust-settling compartment base plate.The lower edge of described second dedusting plate 11 is vertically welded on the base plate of dust-settling compartment, and it forms flue gas passage gaps II between edge and the top board of dust-settling compartment.The upper edge of described 3rd dedusting plate 12 to be welded on the dust-settling compartment top board on the right side of flue gas passage gaps II and to be tilted to the right, its lower along and dust-settling compartment base plate between form flue gas passage gaps III.First dedusting plate 10 is consistent with the incline direction of the 3rd dedusting plate 12, the angle of the angle of the first dedusting plate 10 and dust-settling compartment top board, the 3rd dedusting plate 12 and dust-settling compartment top board can identical, also can be different, but all to keep acute angle, the angle number of degrees are preferably 45 ° ~ 60 °, effectively can reduce air velocity after the heat smoke that such guarantee is come by heat smoke entrance 8 enters dust-settling compartment, contribute to the sedimentation of flue dust.
The front side wall of dust-settling compartment also offers cleaning door 13, clears up for the regular flue dust to sedimentation.
If the heat smoke output of biomass thermal wind furnace is very large, can according to arrangement form of the present utility model, the number of corresponding increase dedusting plate, thus reach the object of three sedimentation dedustings or more time sedimentation dedusting.
During work, heat smoke from combustion chamber enters dust-settling compartment by heat smoke entrance, due to the stop of the first dedusting plate, the second dedusting plate and the 3rd dedusting plate, heat smoke can only according to heat smoke entrance down to flue gas passage gaps I, upwards to flue gas passage gaps II, down to flue gas passage gaps III, upwards to heat smoke export this order carry out broken line motion, by limiting the flow direction of heat smoke, make heat smoke all can be stablized controlled dust removing effects by effective dedusting, guarantee.In the flow process of heat smoke, its flowing velocity reduces gradually, and flue dust settles down in flowing downward at two; Especially, from flue gas passage gaps II to the flow process of flue gas passage gaps III, the flue dust that in heat smoke, particle is less also can settle down, thus reaches the object of secondary settlement dedusting.
Claims (4)
1. the dust-settling compartment of a biomass thermal wind furnace, comprise heat smoke entrance (8) and heat smoke outlet (9), it is characterized in that: from heat smoke entrance (8) side, in dust-settling compartment, set gradually the first dedusting plate (10), the second dedusting plate (11), the 3rd dedusting plate (12); Form flue gas passage gaps between first dedusting plate (10) and the 3rd dedusting plate (12) are all welded on bottom dust-settling compartment top and dust-settling compartment, the first dedusting plate (10) and the 3rd dedusting plate (12) all thermotropism exhanst gas outlet (9) direction tilt, with dust-settling compartment top board at 45 ° ~ 60 ° of acute angles; Second dedusting plate (11) to be vertically welded in bottom dust-settling compartment and and to form flue gas passage gaps between dust-settling compartment top.
2. the dust-settling compartment of a kind of biomass thermal wind furnace according to claim 1, is characterized in that: angle, the 3rd dedusting plate (12) of described first dedusting plate (10) and dust-settling compartment top board can be identical or different with the angle of dust-settling compartment top board.
3. the dust-settling compartment of a kind of biomass thermal wind furnace according to claim 2, is characterized in that: the sidewall of described dust-settling compartment offers the cleaning door (13) for clearing up flue dust.
4. the dust-settling compartment of a kind of biomass thermal wind furnace according to any one of claim 1 ~ 3, is characterized in that: described first dedusting plate (10), the second dedusting plate (11), the 3rd dedusting plate (12) are metallic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776729.3U CN204460719U (en) | 2014-12-11 | 2014-12-11 | A kind of dust-settling compartment of biomass thermal wind furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776729.3U CN204460719U (en) | 2014-12-11 | 2014-12-11 | A kind of dust-settling compartment of biomass thermal wind furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204460719U true CN204460719U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420776729.3U Expired - Fee Related CN204460719U (en) | 2014-12-11 | 2014-12-11 | A kind of dust-settling compartment of biomass thermal wind furnace |
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| CN (1) | CN204460719U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969598A (en) * | 2017-04-20 | 2017-07-21 | 眉山市民威林产制品有限公司 | A kind of mosquito-repellent incense drying device and dust-removing method |
| CN107158806A (en) * | 2017-07-14 | 2017-09-15 | 河南科技大学 | A kind of continuous knot screen of negative pressure |
| CN108981169A (en) * | 2018-06-08 | 2018-12-11 | 芜湖秀成机械科技有限公司 | A kind of device for reducing dust of biomass thermal wind furnace |
-
2014
- 2014-12-11 CN CN201420776729.3U patent/CN204460719U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969598A (en) * | 2017-04-20 | 2017-07-21 | 眉山市民威林产制品有限公司 | A kind of mosquito-repellent incense drying device and dust-removing method |
| CN107158806A (en) * | 2017-07-14 | 2017-09-15 | 河南科技大学 | A kind of continuous knot screen of negative pressure |
| CN107158806B (en) * | 2017-07-14 | 2024-01-26 | 河南科技大学 | Negative pressure continuous impurity removing device |
| CN108981169A (en) * | 2018-06-08 | 2018-12-11 | 芜湖秀成机械科技有限公司 | A kind of device for reducing dust of biomass thermal wind furnace |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20161211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |