CN204345614U - A kind of tubular type burner hearth biomass combustion machine - Google Patents

A kind of tubular type burner hearth biomass combustion machine Download PDF

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Publication number
CN204345614U
CN204345614U CN201420810794.3U CN201420810794U CN204345614U CN 204345614 U CN204345614 U CN 204345614U CN 201420810794 U CN201420810794 U CN 201420810794U CN 204345614 U CN204345614 U CN 204345614U
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CN
China
Prior art keywords
burner hearth
tubular type
type burner
combustion machine
biomass combustion
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CN201420810794.3U
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Chinese (zh)
Inventor
何德意
曾义坚
骆旭辉
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云南华意科技有限公司
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Priority to CN201420810794.3U priority Critical patent/CN204345614U/en
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Publication of CN204345614U publication Critical patent/CN204345614U/en

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Abstract

The utility model relates to combustion technology of biomass fuel field, particularly a kind of tubular type burner hearth biomass combustion machine, be made up of feed bin, feeding mechanism, tubular type burner hearth, deslagging dregs breaking device, it is characterized in that, described feed bin top is provided with dismountable lengthening cylindrical shell (2), feed bin lid (1) is sleeved on and lengthens cylindrical shell (2) top, is provided with hopper (4) in cylindrical shell (3); Described feeding mechanism comprises charging housing (6), feed auger bar (7), and charging housing (6) is installed in hopper (4) outlet at bottom through bellows (8) are mobilizable, is provided with feed auger bar (7) in charging housing (6); Described deslagging dregs breaking device comprises deslagging break screw rod (9) with hollow space and sprocket wheel (10).The utility model has the advantages such as sufficient combustion, tail gas pollution are little, not slagging scorification caking, biomass fuel wide adaptability, long service life, stable, maintenance cost is low.

Description

A kind of tubular type burner hearth biomass combustion machine

Technical field

The utility model relates to combustion technology of biomass fuel field, particularly a kind of tubular type burner hearth biomass combustion machine.

Background technology

At present, in order to tackle the energy crisis that becomes increasingly conspicuous, severe environmental pollution and climate change reality, the exploitation of biomass energy are paid much attention in countries in the world.Some developed countries in west, biomass energy generally utilizes.At home, along with the continuous increase of economic development and demand for energy, Biomass Energy Development, improving the ratio of biomass energy in energy resource structure, is trend of the times.China also promotes the development of Biomass Energy Industry energetically, and has put into effect relevant encouragement support policy.

Biomass fuel is widely used in the fields such as heating, hot water, industrially drying as New-type fuel, combustion technology of biomass fuel is totally divided into three kinds: one to be that biomass fuel enters Pintsch process half gasification combustion chamber through feed system, the wind of air feed system then enters from the bottom of stove, Pintsch process reaction occurs rapidly in Pintsch process half gasification combustion chamber and produces combustion gas, this process produces sensible heat intermediate H, CH, C nh m, the combustible component such as CO, the high temperature combustors directly being entered oxygen abundance by gas nozzle is burnt completely, releases latent heat.Two is utilize short vulcanization technology and biomass pyrogenation gasification technology, by the stalk etc. of tiny biomass material as sawdust, wood chip, husk, bagasse and pulverizing, converts gaseous fuel to, as boiler combustion gas through Pintsch process chemical reaction.Three is adopt direct Boiling Combustion, has the imperfect combustion ashes of more than 5% in its combustion flame, poor for applicability.The biomass combustion device of the above combustion technology of existing employing has various weak point, one is that biomass fuel accommodation is narrow, mainly with wooden, wood chip for main fuel, the easy slagging scorification when adopting other biological matter fuel combustion, caking and block combustion chamber.Two is that temperature height adjustable range is little, is not suitable for temperature difference adjustable range and requires larger industry.Three is problems of chamber structure, and cause biomass fuel to utilize not exclusively, the thermal efficiency is low, and operating cost is too high.

China is an energy-consuming big country, will consume a large amount of fossil energies every year.And living beings rich reserves, resource is renewable, compared with burning of coal, has oligosaprobic feature.The utilization of living beings is also in the initial development stage.Therefore from the importance of producing and economic benefit, Improvement fuel combustion techniques, development of new efficient biomass burner is explored for economize energy and reduce production cost and increase the benefit there is Great significance.

Summary of the invention

The object of the invention is to for existing biomass combustion device Problems existing, provide a kind of energy consumption low, pollute little, that the thermal efficiency is high, temperature difference adjustable range is large, stable, maintenance cost is low, fuel tolerance is wide new and effective biomass combustion device-tubular type burner hearth biomass combustion machine.

The present invention seeks to by following technical scheme realize:

A kind of tubular type burner hearth biomass combustion machine, be made up of feed bin, feeding mechanism, tubular type burner hearth, deslagging dregs breaking device, described feed bin top is provided with dismountable lengthening cylindrical shell (2), and feed bin lid (1) is sleeved on and lengthens cylindrical shell (2) top, is provided with hopper (4) in cylindrical shell (3); Described feeding mechanism comprises charging housing (6), feed auger bar (7), charging housing (6) is installed in hopper (4) outlet at bottom through bellows (8) are mobilizable, feed auger bar (7) is provided with in charging housing (6), described deslagging dregs breaking device comprises deslagging break screw rod (9) with hollow space and sprocket wheel (10), deslagging break screw rod (9) leading portion is solid, stage casing and back segment are hollow, stage casing is provided with fresh air inlet (10) and is communicated with bellows (8), and back segment is provided with spiral salient (11) and wind distributing hole (12); Described tubular type burner hearth is made up of the cavity be communicated with bellows (8) formed between inner sleeve (13) with overcoat (14) and the wind distributing hole (12) be distributed in inner sleeve (13), ignition (15) is provided with in tubular type burner hearth, burner hearth inner bottom part is provided with a groove (16), and described deslagging break screw rod (9) back segment is arranged in this groove (16); Described feed auger bar (7) is connected with motor (5) by chain with deslagging break screw rod (9); Described tubular type burner hearth biomass combustion machine body is connected on base (18) by height-adjustable support (17).

Described charging inner walls top is provided with anti-backfire water pipe (19).

Described anti-backfire water pipe is communicated with elevated tank.

The described wind distributing hole (12) be located on deslagging break screw rod (9) back segment is distributed in the gap of spiral salient (11).

Described ignition has two groups, is located at the position-adjustable in burner hearth.

Described lengthening cylindrical shell is connected to feed bin top by the fixed head (20) be arranged on cylinder inboard wall.

Described sprocket wheel size is adjustable and replacing.

Described channel section can be semicircle, triangle, trapezoidal or other geometries.

The adjustable range of described height-adjustable support is 10-50cm.

Described base is provided with universal wheel (21).

The present invention has following technical characterstic and effect:

1, cylinder body bottom height adjusting mechanism, can regulate the height of burner hearth crater according to the different application form of this device.

Walking universal wheel under the underframe of 2, cylinder body bottom, when there is equipment fault and other fortuitous events, can release combustor fast, carry out failture evacuation maintenance and fortuitous event is disposed.

3, hopper interface is arranged, and can fix charging housing, is convenient to regulate docking and carrying out failture evacuation maintenance of feed pipe and tubular type burner hearth charging aperture.

4, installation space between the inner sleeve of tubular type burner hearth and overcoat, can carry out preheating by being entered by bellows space oxygen-fed gas, being then assigned to wind distributing hole everywhere, cooling inside and outside cover simultaneously.

5, cross section is similar in the inner sleeve of peach-shaped long tube half garden pipe setting of sinking, and one is be convenient to install deslagging break screw rod.Two is the corner angle breaks utilizing top bassoon to be formed with the half garden interface tube that sinks, and when freeze profile becomes fritter slagging scorification, caking, it is shifted onto edges and corners extruding and abolishes by deslagging break screw rod, prevents the generation blocking combustion chamber problem.Three is biomass fuel is concentrated be deposited in deslagging break screw rod top, is convenient to Thorough combustion and advances deslagging break.

6, in inner sleeve and deslagging break screw rod, arrange wind distributing hole, by arranging the wind distributing hole of varying number at diverse location, one is realize the preheating of burner hearth bottom biomass fuel, cracking, burning, stage casing low-temperature burning, and outlet section forms high temperature and burns completely.Two is can adapt to various different biomass fuel by the wind distributing hole of varying number.Three be after ventilating in deslagging break screw rod central hollow pipe preheated air while, deslagging break screw rod can be cooled, increase the service life.

7, deslagging break screw rod is arranged, and by configuring different pitch, different head number screw rod and different speed ratios, adapts to various different biomass fuel, prevents the generation of slagging scorification, caking blocking combustion chamber problem.Promote biomass fuel at the Reasonable Combustion of different section, make full use of biomass fuel, and advance deslagging to realize continuous burning.

8, the machine is provided with two groups of ignitions, the position-adjustable of igniter in burner hearth, can adapt to various different biomass fuel, can Quick-Point biomass-burning fuel, prevents from firing generation in little space combustion.

9, the machine transmission device drives feed auger bar and deslagging break screw rod by sprocket wheel chain simultaneously, and different rotating speed proportionings can adapt to various different biomass fuel.

10, the machine arranges anti-backfire water pipe in feed pipe outlet with the joint of tubular type burner hearth charging aperture, can prevent to feed pipe tempering.Feed pipe and tubular type burner hearth configured in parallel, prevent feed pipe putty simultaneously.

11, the machine feed bin top is provided with lengthening cylindrical shell, and the used time does not tip upside down on feed bin top usually, does not affect reinforced.And when need increase storing, only the reversion of lengthening cylindrical shell need be enclosed within feed bin top.

The present invention has the advantages such as sufficient combustion, tail gas pollution are little, not slagging scorification caking, biomass fuel wide adaptability, long service life, stable, maintenance cost is low.The machine compact conformation, novel appearance, owing to adopting unique chamber design, decreases energy loss, improves the thermal efficiency.The machine adopts Centralized Electronic Control system, and realize the automatic control of temperature, temperature regulating range is large.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is important part schematic diagram of the present invention;

Fig. 3 is that the present invention lengthens barrel mechanism schematic diagram;

In figure: 1-feed bin lid, 2-lengthens cylindrical shell, 3-cylindrical shell, 4-hopper, 5-motor, 6-charging housing, 7-feed auger bar; 8-bellows, 9-deslagging break screw rod, 10-fresh air inlet, 11-spiral salient, 12-wind distributing hole, 13-inner sleeve, 14-overcoat, 15-ignition, 16-groove, 17-support, 18-base, 19-anti-backfire water pipe, 20-fixed head, 21-universal wheel.

Detailed description of the invention

Embodiment 1

A kind of tubular type burner hearth biomass combustion machine, be made up of feed bin, feeding mechanism, tubular type burner hearth, deslagging dregs breaking device, feed bin top is provided with dismountable lengthening cylindrical shell (2), and feed bin lid (1) is sleeved on and lengthens cylindrical shell (2) top, is provided with hopper (4) in cylindrical shell (3); Feeding mechanism comprises charging housing (6), feed auger bar (7), charging housing (6) is installed in hopper (4) outlet at bottom through bellows (8) are mobilizable, feed auger bar (7) is provided with in charging housing (6), deslagging dregs breaking device comprises deslagging break screw rod (9) with hollow space and sprocket wheel (10), deslagging break screw rod (9) leading portion is solid, stage casing and back segment are hollow, stage casing is provided with fresh air inlet (10) and is communicated with bellows (8), and back segment is provided with spiral salient (11) and wind distributing hole (12); Tubular type burner hearth is made up of the cavity be communicated with bellows (8) formed between inner sleeve (13) with overcoat (14) and the wind distributing hole (12) be distributed in inner sleeve (13), ignition (15) is provided with in tubular type burner hearth, burner hearth inner bottom part is provided with a groove (16), and deslagging break screw rod (9) back segment is arranged in this groove (16); Feed auger bar (7) is connected with motor (5) by chain with deslagging break screw rod (9); Tubular type burner hearth biomass combustion machine body is connected on base (18) by height-adjustable support (17).Charging inner walls top is provided with anti-backfire water pipe (19).Anti-backfire water pipe is communicated with elevated tank.The wind distributing hole (12) be located on deslagging break screw rod (9) back segment is distributed in the gap of spiral salient (11).Ignition has two groups, is located at the position-adjustable in burner hearth.Lengthen cylindrical shell and be connected to feed bin top by the fixed head (20) be arranged on cylinder inboard wall.Sprocket wheel size is adjustable and replacing.Channel section is semicircle, triangle or trapezoidal.The adjustable range of height-adjustable support is 10-50cm.Base is provided with universal wheel (21).

The present embodiment is applied to tobacco business and toasts tobacco leaf, and tobacco flue-curing has different programming rates and different heat and moisture preserving requirements in different time sections, and temperature control precision requires high, and temperature range is large.In the invention process process, simple to operate, workload is little, singlely guard more than 50, substantial saving in cost of labor.Often toast 1 kilogram of dry cigarette cost below 1.6 yuan simultaneously, more cost-saving more than 50% than traditional coal fuel flue-cured tobacco.The quality of tobacco of toasting out is excellent, is the optimal selection that modern method for flue-curing tobacco leaves renewal of the equipment is regenerated.

Embodiment 2

After tubular type burner hearth biomass combustion machine described in the present embodiment starts, the biomass fuel being stored in feed bin hopper enters charging housing through hopper, is pushed the bottom of the inner sleeve of tubular type burner hearth by feed auger bar.Its inlet amount is controlled by controller, after initial charge amount completes, ignition heating igniting, the wind of supply air system enters in tubular type burner hearth through bellows, the base point biomass-burning fuel of inner sleeve is entered, after biomass fuel heating, through an oxygen supply and the secondary oxygen supply of wind system of providing and delivering through ignition heating, in inner sleeve, realize bottom drying, burning, pyrolysis gasification, stage casing low-temperature burning, leading portion high-temp combustion process, then its thermal-flame enters interchanger and carries out heat exchange.Controller controls the start-stop proportional time work of motor by setting, realizes being interrupted feed, thus realizes continuous burning.

Deslagging break screw rod through sprocket wheel chain drive, is synchronously interrupted action with material screw rod by motor, promotes the Reasonable Combustion of biomass fuel in different section, and advances deslagging to realize continuous burning.When freeze profile becomes fritter slagging scorification, caking, it is shifted onto edges and corners that in inner sleeve, bassoon and sinking triangular pipe interface are formed and extrudes and abolish by deslagging break screw rod, prevents blocking combustion chamber.By configuring different pitch, different head number screw rod and different speed ratios, adapt to various different biomass fuel.

If meet power failure tempering, tempering can blow anti-backfire water pipe, and the water in elevated tank flows into burner hearth by water pipe, knock down the flame, thus prevents dangerous generation.

If many doses need be added, then need to take down lengthening cylindrical shell, after upset, be sleeved on cylindrical shell top, lengthen cylindrical shell by fixing board card at cylinder top, thus reach the object adding big material bin.

Claims (10)

1. a tubular type burner hearth biomass combustion machine, be made up of feed bin, feeding mechanism, tubular type burner hearth, deslagging dregs breaking device, it is characterized in that, described feed bin top is provided with dismountable lengthening cylindrical shell (2), feed bin lid (1) is sleeved on and lengthens cylindrical shell (2) top, is provided with hopper (4) in cylindrical shell (3); Described feeding mechanism comprises charging housing (6), feed auger bar (7), and charging housing (6) is installed in hopper (4) outlet at bottom through bellows (8) are mobilizable, is provided with feed auger bar (7) in charging housing (6); Described deslagging dregs breaking device comprises deslagging break screw rod (9) with hollow space and sprocket wheel (10), deslagging break screw rod (9) leading portion is solid, stage casing and back segment are hollow, stage casing is provided with fresh air inlet (10) and is communicated with bellows (8), and back segment is provided with spiral salient (11) and wind distributing hole (12); Described tubular type burner hearth is made up of the cavity be communicated with bellows (8) formed between inner sleeve (13) with overcoat (14) and the wind distributing hole (12) be distributed in inner sleeve (13), ignition (15) is provided with in tubular type burner hearth, burner hearth inner bottom part is provided with a groove (16), and described deslagging break screw rod (9) back segment is arranged in this groove (16); Described feed auger bar (7) is connected with motor (5) by chain with deslagging break screw rod (9); Described tubular type burner hearth biomass combustion machine body is connected on base (18) by height-adjustable support (17).
2. a kind of tubular type burner hearth biomass combustion machine according to claim 1, is characterized in that, described charging inner walls top is provided with anti-backfire water pipe (19).
3. a kind of tubular type burner hearth biomass combustion machine according to claim 2, it is characterized in that, described anti-backfire water pipe is communicated with elevated tank.
4. a kind of tubular type burner hearth biomass combustion machine according to claim 1, is characterized in that, the described wind distributing hole (12) be located on deslagging break screw rod (9) back segment is distributed in the gap of spiral salient (11).
5. a kind of tubular type burner hearth biomass combustion machine according to claim 1, it is characterized in that, described ignition has two groups, is located at the position-adjustable in burner hearth.
6. a kind of tubular type burner hearth biomass combustion machine according to claim 1, is characterized in that, described lengthening cylindrical shell is connected to feed bin top by the fixed head (20) be arranged on cylinder inboard wall.
7. a kind of tubular type burner hearth biomass combustion machine according to claim 1, it is characterized in that, described sprocket wheel size is adjustable and replacing.
8. a kind of tubular type burner hearth biomass combustion machine according to claim 1, is characterized in that, described channel section is semicircle, triangle, trapezoidal or other geometries.
9. a kind of tubular type burner hearth biomass combustion machine according to claim 1, is characterized in that, the adjustable range of described height-adjustable support is 10-50cm.
10. a kind of tubular type burner hearth biomass combustion machine according to claim 1, it is characterized in that, described base is provided with universal wheel (21).
CN201420810794.3U 2014-12-21 2014-12-21 A kind of tubular type burner hearth biomass combustion machine CN204345614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420810794.3U CN204345614U (en) 2014-12-21 2014-12-21 A kind of tubular type burner hearth biomass combustion machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420810794.3U CN204345614U (en) 2014-12-21 2014-12-21 A kind of tubular type burner hearth biomass combustion machine

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CN204345614U true CN204345614U (en) 2015-05-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104406158A (en) * 2014-12-21 2015-03-11 云南华意科技有限公司 Biomass burning machine provided with tubular furnace hearth

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104406158A (en) * 2014-12-21 2015-03-11 云南华意科技有限公司 Biomass burning machine provided with tubular furnace hearth
CN104406158B (en) * 2014-12-21 2016-08-24 云南华意科技有限公司 A kind of tubular type burner hearth biomass combustion machine

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GR01 Patent grant
C25 Abandonment of patent right or utility model to avoid double patenting
AV01 Patent right actively abandoned

Granted publication date: 20150520

Effective date of abandoning: 20160824