CN202350301U - Rice hull hot air furnace capable of fully combusting rice hulls - Google Patents
Rice hull hot air furnace capable of fully combusting rice hulls Download PDFInfo
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- CN202350301U CN202350301U CN2011204740882U CN201120474088U CN202350301U CN 202350301 U CN202350301 U CN 202350301U CN 2011204740882 U CN2011204740882 U CN 2011204740882U CN 201120474088 U CN201120474088 U CN 201120474088U CN 202350301 U CN202350301 U CN 202350301U
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 49
- 235000009566 rice Nutrition 0.000 title claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 50
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 239000000428 dust Substances 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000000779 smoke Substances 0.000 claims abstract description 4
- 239000010903 husk Substances 0.000 claims description 42
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- 239000002184 metal Substances 0.000 claims description 5
- 239000011324 bead Substances 0.000 claims description 3
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- 238000001035 drying Methods 0.000 description 7
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- 239000000446 fuel Substances 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
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Abstract
The utility model relates to a hot air furnace, in particular to a rice hull hot air furnace capable of fully combusting rice hulls. The hot air furnace comprises a feed mechanism, an internal combustion furnace, an ash discharge mechanism, a heat exchanger and a smoke discharge mechanism, wherein the feed mechanism comprises a material storage barrel; a material poking wheel is arranged at a discharge opening at the bottom of the material storage barrel; the bottom of the discharge opening is communicated with the internal combustion furnace through a feed pipe; one end of the feed pipe is tangent to the inner wall of the internal combustion furnace, and the other end of the feed pipe is connected with a conveying fan; the internal combustion furnace comprises a hearth, a flue and a grate and is provided with a plurality of airflow pipelines which are tangent to the inner wall of the hearth from top to bottom; and the tail ends of the airflow pipelines are communicated with a combustion-supporting fan. By blowing rotating airflow into the internal combustion furnace, the problem that materials are stacked in the internal combustion furnace and cannot be fully combusted is solved; ash obtained after the materials are combusted is discharged from a furnace body in a mechanical mode, so that reliability is high; and a dust collection device is arranged in the flue, so that the wear of the heat exchanger is reduced, and the service life of the heat exchanger is prolonged.
Description
[technical field]
The utility model relates to a kind of hot-blast stove, the clean-burning rice husk hot-blast stove of especially a kind of ability.
[background technology]
Through long production practices, it has been recognized that to have only the hot blast of utilization as medium with carrier could improve heat utilization efficiency and the thermal technology makes effect biglyyer.Traditional electrical thermal source and steam thermal power often dispose many circulating fans in course of conveying, make it the final hot blast operation of drying or heat that still forms indirectly.The obvious existence of this process wastes energy in a large number and causes many shortcomings such as auxiliary device is too much, complex technical process.And bigger problem is, this thermal source is then felt simply helpless for the sort of requirement that needs higher temperature drying or baking operation.
Hot-blast stove as thermal power machinery begins extensive use in late 1970s in China, and it has become the regeneration product of electric heat source and traditional steam power thermal source in many industries.The fuel that hot-blast stove uses can be divided into: 1. solid fuel, and like coal, coke.2. liquid fuel is like 3. gaseous fuel of diesel oil, heavy oil, like coal gas, natural gas, liquid gas.
China produces more than 16,500 ten thousand ton in paddy rice per year, accounts for the No. 1 in the world, and about 3,000 ten thousand tons of the rice husk of output is certainly in seldom reprocessing utilization; A large amount of rice husks become waste material, and pile up like a mountain, the soil that hardens, contaminated environment; If the fuel of rice husk as coal-fired hot-blast stove, use combustion rice husk hot-blast stove oven dry grain and agricultural product material etc., can save the energy greatly; Reduce the oven dry cost, obtain bigger profit, not only create huge economic benefit for manufacturing enterprise also can be society.
Hot-blast stove combustion rice husk and coal-fired different characteristics: rice husk is inflammable and in light weight; See from volume; The rice husk of identical weight, its volume are 6 times of coal, say from combustion heat value; Calorific capacity by the per kilogram rice husk is half calculating of coal, and the volume that sends the required rice husk of same heat is 10～12 times of coal.See that from the combustion characteristics of rice husk the rice husk burning is diverse with coal.On burning velocity, rice husk is inflammable and burning-point is low, and its volatile combustion speed is 2.3 times of coal, in combustion process; The burning of rice husk is divided into volatile combustion and two only mutual valency sections of coke burning, and volatile combustion is the burning incipient stage, and the fast time of burning is shorter; The coke burning needs the time long, but is unfavorable for the later stage after-flame for the rice husk after burning stage; When coke content had 20% left and right sides, burning stopped basically, explained that rice husk is difficult to burning fully.According to this characteristic, the rice husk that gets into hot-blast stove just needs enough volume and ventilation, and the comparable coal seam of rice husk layer thickness is thick; Draw air quantity that (drum) blower fan supplies with must with the rice husk comprehensive engagement, make rice husk be in fluidisation and near suspended state, but the rice husk that suspends does not allow burning gases to take away as far as possible; The uncombusted rice husk of taking away should continue the carbonization burning in the stove of back; If too much combusting rice hull is taken away by burning gases, the heat exchanger that can wear and tear, the service life of minimizing heat exchanger.
Combustion rice husk hot-blast stove generally is made up of rice husk storehouse, combustion chamber, expansion chamber etc.Rice husk gets into the rice husk storehouse through rice husk elevator or pneumatic conveyer; Get into the combustion chamber through Automatic grate again, advance expansion chamber through abundant burning is laggard, then be discharged to outside the stove through heat exchanger, deduster, boiler induced-draft fan, chimney in the combustion chamber.Cold wind carries out becoming hot blast after the cold and hot exchange through heat exchanger, and the hot blast after the exchange flows to drying machine by air-introduced machine again.The hot-blast stove of the combusting rice hull that the patent No.: ZL01270585 proposes is sent into burner hearth to rice husk by feeding screw, causes the material in the burner hearth to pile up easily, can not fully burn.The power that ashes after proposing in the scheme to burn rely on rice husk to clamp-on is discharged ashes, and reliability is not high, and can not remove fully.And the hot blast after the heat exchange needs to change hot blast temperature with the mode of sneaking into cold wind again, can't be when burning control hot blast temperature in good time just, cause the waste of resource, and can not accurately control hot blast temperature.
[utility model content]
The purpose of the utility model just provides and a kind ofly can make rice husk clean-burning rice husk hot-blast stove in hot-blast stove, and automaticity is high, can be according to the temperature required control burning automatically in good time of drying machine.
The technical scheme of the utility model is: the clean-burning rice husk hot-blast stove of a kind of ability; Comprise feeder, internal fired furnace, ash exhauster, heat exchange mechanisms and smoke evacuation mechanism; Said feeder comprises holding bin, and said holding bin bottom feed opening is provided with dials the material wheel, and this feed opening bottom is communicated with said internal fired furnace through feed pipe; This feed pipe one end and said internal fired furnace inwall are tangent, and the other end links to each other with feeding fan; Said internal fired furnace comprises burner hearth, flue, fire grate, and said internal fired furnace is provided with the many airflow pipelines tangent with said inboard wall of burner hearth from top to bottom, and said airflow pipeline is terminal to be communicated with combustion fan.Because feed pipe and internal fired furnace inwall are tangent, when material is blown into, form vorticity.Combustion fan makes the material that gets off from blanking port form the vortex suspended state through constantly being blown into air-flow with the tangent a plurality of airflow pipelines of internal fired furnace inwall simultaneously, and material can fully contact with aflame thermal current, thereby material can fully be burnt.
Further improvement as such scheme; Said internal fired furnace fire grate below is provided with cooling blower, except reducing the ashes temperature and it being blown into the ash discharge screw feeder, and simultaneously can also be through the upwards air-supply of fire grate through hole; Fully contact with the material that falls, thereby also increased the material combustion efficiency greatly.
Another kind as such scheme improves, and said internal fired furnace fire grate upper surface is provided with the rod for stiring materials that can horizontally rotate, and this rod for stiring materials central shaft connects with the material electric machine main shaft of dialling of said fire grate below.Dialling the material motor provides power to drive rod for stiring materials to rotate, and rod for stiring materials not only makes the dust stratification on the fire grate enter the dust collection chamber below the fire grate, but also can constantly beat the material of land on fire grate, and it can not piled up, and can fully burn.
The advantage of the utility model is: this equipment is through being blown into swirling eddy to internal fired furnace; Solved that material piles up in the internal fired furnace, can not clean-burning problem; And the ashes after will burning with mechanical system are discharged body of heater, and reliability is high, and dust arrester also is housed in the flue; Reduce the heat exchanger wearing and tearing, prolong its service life.
[description of drawings]
Combine embodiment that the utility model is done further to describe with reference to the accompanying drawings.
Fig. 1 is the structural representation of the utility model,
Fig. 2 is the automatic control sketch map of the utility model.
Among the figure: 1. holding bin, 2. loose metal driving lever, 3. star-like group of material wheel, 4. feeding fan, 5. discharging motor, 6. combustion fan, 7. cooling blower; 8. hot-blast stove urceolus, 9. internal combustion tube, 10. rod for stiring materials, 11. fire grates, 12. deashing bars, 13. groups of material motors; 14. the ash discharge screw feeder, 15. ash discharging holes, 16. heat exchangers, 17. heat exchanger tubes, 18. deep beads, 19. hot-blast outlets; 20. cold air inlet, 21. exhanst gas outlets, 22. cyclone dust collectors, 23. exhaust openings, 24. cyclone dust removal ash discharging holes, 25. flue dust arresters.
[specific embodiment]
Referring to Fig. 1; In Fig. 1, loose metal driving lever 2 is housed in the holding bin 1, discharging motor 5 drives 2 rotations of loose metal driving lever through driving the sprocket wheel that is connected with its rotating shaft; Make the overstocked material in the holding bin 1 break into loose condition (of surface); Quantitatively enter in the feed opening through star-like group of material wheel 3 again, thereby in the feeding mouth that falls that material can be smooth and quantitative, at this moment the feeding fan 4 continuous blow flow material that will enter in the feed opening is sent into internal fired furnace 9 along transfer pipeline.
Feed pipe and internal fired furnace 9 inwalls are tangent, when material is blown into, form vorticity.Combustion fan 6 makes the material that gets off from blanking port form the vortex suspended state through constantly being blown into air-flow with the tangent a plurality of airflow pipelines of internal fired furnace 9 inwalls simultaneously, and material can fully contact with aflame thermal current, thereby material can fully be burnt.The air communication that internal fired furnace 9 bottom cooling blowers 7 are blown into is simultaneously crossed has the 11 upwards channelling of poroid fire grate, fully contacts with the material that falls, thereby has also increased the material combustion efficiency greatly.
In the material burning, constantly produce the flue gas of high temperature; And a large amount of ashes of output; The material motor 13 dialled of 9 ones of internal fired furnaces provides power through motor, drives the rod for stiring materials 10 that connects therewith when dialling material motor 13 and rotates, and rod for stiring materials 10 not only makes the dust stratification on the fire grate 11 enter the dust collection chamber below the fire grate 11; But also can constantly beat the material of land on fire grate 11, it can not piled up.Can burn fully.
The dust collection chamber bottom surface is provided with and rod for stiring materials 10 coaxial mounted deashing bars 12; The ashes that fall into dust collection chamber enter the ash discharge screw feeder 14 that is connected with dust collection chamber under the rotary action of the deashing bar 12 of dialling 13 interlocks of material motor; The ash discharge screw feeder is clamp-oned ash discharging hole 15 with ashes and is fallen into the elevator hopper, enters in the ash tube through elevator.In this simultaneously, because the cooling blower 7 of base constantly is blown into cold airflow, its ashes temperature that falls into is reduced.
High-temperature flue gas entering flue under the effect of air-introduced machine that burning produces, flue be provided with dust arrester 25, be provided with at least two vertical support bar in the middle of the said flue; Collapser is equipped with in said support bar bottom; Said flue inwall is equipped with downward-sloping deflection plate, and said deflection plate is positioned at said collapser top.When flue gas runs into the deflection plate in the dust arrester 25; Bulky grain dust collision baffle plate; Again drop back in the internal fired furnace, comprised some imperfect combustion rice husks in the bulky grain, run into burning once more in the internal fired furnace that drops behind the deflection plate; So not only reduce the wearing and tearing of flue gas heat exchanging device, and reuse imperfect combustion fuel.
Flue gas is through after the filtration of dust arrester 25; Then be inhaled in the heat exchanger 16, cold air gets into the air blanketing of hot-blast stove urceolus 8 and internal fired furnace 9 from cold air inlet 20 simultaneously, not only reduces the outside wall temperature of internal fired furnace 9; Absorb a part of heat simultaneously, increased waste heat recovery.Cold air is provided with polylith deep bead 18 through in the air blanketing inflow heat exchanger 16 in the heat exchanger 16, Heat Room is divided into be the crooked air channel of serpentine, prolongs in heat exchanger 16 and heat exchanger tube 17 heat-exchange times, has increased heat exchange efficiency.Hot blast after the heat exchange connects the air inlet of crop dryer, is used for the cereal drying.
High-temperature flue gas goes out from exhanst gas outlet 21 after the heat exchange in heat exchanger 16, is being mingled with some dusts, dust in the high-temperature flue gas, filters through cyclone dust collectors 22, and cigarette ash is discharged from cyclone dust collectors ash discharging hole 24, and filtered smoke gas enters the chimney from exhaust opening 24.
Shown in Figure 2; When the required hot blast temperature of drying machine and deficiency in draught or when sufficient; Master controller is according to the signal of the wind-warm syndrome sensor air flow sensor transmission that is provided with in the drying machine; Reach the control of feeding amount through the rotating speed of discharging motor in the frequency converter adjustment feeding system 5 and feeding fan 4, in this simultaneously and rod for stiring materials 10, deashing bar 12 connects dials material motor 13 rotating speeds and also transfers fast accordingly or transfer slow; Ash discharge screw feeder 14 is also adjusted transporting velocity accordingly, guarantees that the ashes in the burner hearth are in time removed.
Although illustrated and described the embodiment of the utility model; For those of ordinary skill in the art; Be appreciated that under the situation of principle that does not break away from the utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, the scope of the utility model is limited accompanying claims and equivalent thereof.
Claims (8)
1. clean-burning rice husk hot-blast stove of ability; Comprise feeder, internal fired furnace, ash exhauster, heat exchanger and smoke evacuation mechanism; Said feeder comprises holding bin, and said holding bin bottom feed opening is provided with dials the material wheel, and this feed opening bottom is communicated with said internal fired furnace through feed pipe; It is characterized in that: said feed pipe one end and said internal fired furnace inwall are tangent, and the other end links to each other with feeding fan; Said internal fired furnace comprises burner hearth, flue, fire grate, and said internal fired furnace is provided with the many airflow pipelines tangent with said inboard wall of burner hearth from top to bottom, and said airflow pipeline is terminal to be communicated with combustion fan.
2. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 1, it is characterized in that: the fire grate below of said internal fired furnace is provided with cooling blower.
3. according to claim 1 or the clean-burning rice husk hot-blast stove of 2 said a kind of abilities, it is characterized in that: the fire grate upper surface of said internal fired furnace is provided with the rod for stiring materials that can horizontally rotate, and this rod for stiring materials central shaft connects with the material electric machine main shaft of dialling of said fire grate below.
4. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 3, it is characterized in that: the dust collection chamber bottom surface of said internal fired furnace is provided with and the coaxial mounted deashing bar of said rod for stiring materials.
5. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 1, it is characterized in that: rotatable loose metal driving lever is housed in the said holding bin, and this loose metal driving lever connects with the discharging electric machine main shaft through sprocket wheel.
6. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 1, it is characterized in that: be provided with dust arrester in the said internal fired furnace flue, this dust arrester comprises that at least two are arranged at the middle vertical support bar of said flue; Collapser is equipped with in said support bar bottom; Said flue inwall is equipped with downward-sloping deflection plate, and said deflection plate is positioned at said collapser top.
7. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 1, it is characterized in that: the urceolus of said hot-blast stove and the interlayer of said internal fired furnace are provided with cold air inlet, and this interlayer is communicated with said heat exchanger.
8. according to the clean-burning rice husk hot-blast stove of the said a kind of ability of claim 1, it is characterized in that: the polylith deep bead is set in the said heat exchanger, said Heat Room is divided into the air channel that is the serpentine bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204740882U CN202350301U (en) | 2011-11-24 | 2011-11-24 | Rice hull hot air furnace capable of fully combusting rice hulls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204740882U CN202350301U (en) | 2011-11-24 | 2011-11-24 | Rice hull hot air furnace capable of fully combusting rice hulls |
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| Publication Number | Publication Date |
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| CN202350301U true CN202350301U (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204740882U Expired - Lifetime CN202350301U (en) | 2011-11-24 | 2011-11-24 | Rice hull hot air furnace capable of fully combusting rice hulls |
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| CN (1) | CN202350301U (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383144A (en) * | 2013-08-06 | 2013-11-06 | 叙永县马岭粮油食品有限公司 | Hot blast stove |
| CN103398374A (en) * | 2013-07-26 | 2013-11-20 | 安徽光明槐祥工贸集团有限公司 | Rice husk suspension combustion method |
| CN103673299A (en) * | 2012-09-20 | 2014-03-26 | 上海昌浩机电有限公司 | Hot blast stove control system and control method thereof |
| CN104154650A (en) * | 2014-08-11 | 2014-11-19 | 郑付坤 | Split combustion hot water boiler |
| CN104566952A (en) * | 2014-12-11 | 2015-04-29 | 新乐盛佳绿能科技有限公司 | Household miniature biomass hot blast stove |
| CN104848227A (en) * | 2015-05-27 | 2015-08-19 | 苏州科锐恒机械科技有限公司 | High-efficiency garbage incinerator |
| CN105202761A (en) * | 2015-10-09 | 2015-12-30 | 无锡市久川机械设备有限公司 | Spiral cooling fin type heat tube set device of indirect chain-grate type straw hot air stove |
| CN105757650A (en) * | 2016-03-02 | 2016-07-13 | 华南农业大学 | Hot-blast heater system for burning bran husks and operation method thereof |
| CN107345659A (en) * | 2017-08-16 | 2017-11-14 | 江苏金麦穗生态农业科技有限公司 | A kind of combusting rice hull heat-exchanger rig |
| CN107940979A (en) * | 2017-12-21 | 2018-04-20 | 吉林大学 | A kind of dry-heat air furnace apparatus and its control method |
| CN109084474A (en) * | 2018-09-21 | 2018-12-25 | 安徽谷王烘干机械有限公司 | A kind of automatic removing dust formula rice husk hot-blast stove |
| CN109539547A (en) * | 2018-11-14 | 2019-03-29 | 江苏金满穗农业发展有限公司 | It is a kind of using cavings as the hot-blast stove of fuel |
| CN109539548A (en) * | 2018-11-14 | 2019-03-29 | 江苏金满穗农业发展有限公司 | One kind is spurted the husk hot-blast stove that burns |
| CN110645705A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Double-stage direct-current dedusting heat exchange-free hot blast stove |
| CN110645704A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Mars intercepting and annihilating type direct heat supply hot blast stove |
| CN110645707A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | A direct heating type biomass hot blast stove for drying |
| CN110645706A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Direct heat supply type biomass hot blast stove with spark annihilation device |
| CN110671706A (en) * | 2019-10-22 | 2020-01-10 | 梅丽中 | A direct current dust removal waste incinerator |
| CN110848971A (en) * | 2019-12-09 | 2020-02-28 | 湖南省农友农业装备股份有限公司 | Hot-blast stove |
| CN111156545A (en) * | 2020-02-08 | 2020-05-15 | 河北工业大学 | A one-to-two type household biomass heating equipment with automatic feeding function |
| CN111878997A (en) * | 2020-07-24 | 2020-11-03 | 兰州理工大学白银新材料研究院 | A fully automatic hot blast stove for coarse bran |
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- 2011-11-24 CN CN2011204740882U patent/CN202350301U/en not_active Expired - Lifetime
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| CN103673299B (en) * | 2012-09-20 | 2016-09-28 | 上海昌浩机电有限公司 | Control System of Airheater and control method thereof |
| CN103673299A (en) * | 2012-09-20 | 2014-03-26 | 上海昌浩机电有限公司 | Hot blast stove control system and control method thereof |
| CN103398374A (en) * | 2013-07-26 | 2013-11-20 | 安徽光明槐祥工贸集团有限公司 | Rice husk suspension combustion method |
| CN103383144A (en) * | 2013-08-06 | 2013-11-06 | 叙永县马岭粮油食品有限公司 | Hot blast stove |
| CN104154650A (en) * | 2014-08-11 | 2014-11-19 | 郑付坤 | Split combustion hot water boiler |
| CN104566952A (en) * | 2014-12-11 | 2015-04-29 | 新乐盛佳绿能科技有限公司 | Household miniature biomass hot blast stove |
| CN104566952B (en) * | 2014-12-11 | 2017-08-25 | 王静梅 | A kind of domestic small biomass thermal wind furnace |
| CN104848227A (en) * | 2015-05-27 | 2015-08-19 | 苏州科锐恒机械科技有限公司 | High-efficiency garbage incinerator |
| CN105202761A (en) * | 2015-10-09 | 2015-12-30 | 无锡市久川机械设备有限公司 | Spiral cooling fin type heat tube set device of indirect chain-grate type straw hot air stove |
| CN105202761B (en) * | 2015-10-09 | 2018-08-07 | 无锡市久川机械设备有限公司 | The spiral heat dissipation finned heat pipe group device of indirect chain-arranged type straw hot blast heater |
| CN105757650A (en) * | 2016-03-02 | 2016-07-13 | 华南农业大学 | Hot-blast heater system for burning bran husks and operation method thereof |
| CN107345659A (en) * | 2017-08-16 | 2017-11-14 | 江苏金麦穗生态农业科技有限公司 | A kind of combusting rice hull heat-exchanger rig |
| CN107345659B (en) * | 2017-08-16 | 2023-08-18 | 江苏金麦穗生态农业科技有限公司 | Rice hull burning heat exchange device |
| CN107940979A (en) * | 2017-12-21 | 2018-04-20 | 吉林大学 | A kind of dry-heat air furnace apparatus and its control method |
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| CN109084474A (en) * | 2018-09-21 | 2018-12-25 | 安徽谷王烘干机械有限公司 | A kind of automatic removing dust formula rice husk hot-blast stove |
| CN109539547A (en) * | 2018-11-14 | 2019-03-29 | 江苏金满穗农业发展有限公司 | It is a kind of using cavings as the hot-blast stove of fuel |
| CN109539548A (en) * | 2018-11-14 | 2019-03-29 | 江苏金满穗农业发展有限公司 | One kind is spurted the husk hot-blast stove that burns |
| CN110645704A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Mars intercepting and annihilating type direct heat supply hot blast stove |
| CN110645707A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | A direct heating type biomass hot blast stove for drying |
| CN110645706A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Direct heat supply type biomass hot blast stove with spark annihilation device |
| CN110671706A (en) * | 2019-10-22 | 2020-01-10 | 梅丽中 | A direct current dust removal waste incinerator |
| CN110645705B (en) * | 2019-10-22 | 2021-12-07 | 江苏伟同如自动化设备有限公司 | Double-stage direct-current dedusting heat exchange-free hot blast stove |
| CN110645707B (en) * | 2019-10-22 | 2021-12-10 | 江苏伟同如自动化设备有限公司 | Direct heat supply type biomass hot blast stove for drying |
| CN110645704B (en) * | 2019-10-22 | 2022-07-26 | 梅丽中 | Mars intercepting and annihilating type direct heat supply hot blast stove |
| CN110645705A (en) * | 2019-10-22 | 2020-01-03 | 梅丽中 | Double-stage direct-current dedusting heat exchange-free hot blast stove |
| CN110848971A (en) * | 2019-12-09 | 2020-02-28 | 湖南省农友农业装备股份有限公司 | Hot-blast stove |
| CN111156545A (en) * | 2020-02-08 | 2020-05-15 | 河北工业大学 | A one-to-two type household biomass heating equipment with automatic feeding function |
| CN111878997A (en) * | 2020-07-24 | 2020-11-03 | 兰州理工大学白银新材料研究院 | A fully automatic hot blast stove for coarse bran |
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