CN202989069U - Vertical type air inlet device of biomass gasifier - Google Patents

Vertical type air inlet device of biomass gasifier Download PDF

Info

Publication number
CN202989069U
CN202989069U CN 201220701651 CN201220701651U CN202989069U CN 202989069 U CN202989069 U CN 202989069U CN 201220701651 CN201220701651 CN 201220701651 CN 201220701651 U CN201220701651 U CN 201220701651U CN 202989069 U CN202989069 U CN 202989069U
Authority
CN
China
Prior art keywords
air outlet
air
outlet tube
inlet device
short
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220701651
Other languages
Chinese (zh)
Inventor
孙清刚
陆振邦
Original Assignee
孙吉章
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 孙吉章 filed Critical 孙吉章
Priority to CN 201220701651 priority Critical patent/CN202989069U/en
Application granted granted Critical
Publication of CN202989069U publication Critical patent/CN202989069U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Solid-Fuel Combustion (AREA)

Abstract

The utility model discloses a vertical type air inlet device of a biomass gasifier. Combustion layers are formed at the bottom part of fuel; the air inlet device is divided into two layers; an ignition device is adopted for ignition firstly so as to form higher and lower combustion layers; the lower combustion layer is a high-temperature layer for generating carbon dioxide; the higher combustion layer is a reduction layer; carbon dioxide comes into contact with hot carbon in the reduction layer so as to conduct reduction reaction to generate a combustible gas, namely, carbon monoxide. Air outtake tubes (3) are vertically arranged around the feeding port (4) inside the hearth and are uniformly distributed into a circle; the air outtake tubes (3) include long air outtake tubes and short air outtake tubes; and the long air outtake tubes and the short air outtake tubes are adjacently distributed. The biomass gasifier is stable in gasification, the uniform air field and air pressure can be realized by adjacent distribution of the long air outtake tubes and the short air outtake tubes, and two-layer combustion inside the hearth is realized; the combustion is uniform, so that the temperature of the hearth is favorably controlled between 600 DEG C and 650 DEG C; and due to the design of a blow-down pipe, a blow-down valve and a blow-down port, an air flue is prevented from being blocked.

Description

The erect-type air inlet device of a kind of biomass gasifying furnace
Technical field
The utility model belongs to solid-fuelled domestic burners or kitchen range, relates to the erect-type air inlet device of a kind of biomass gasifying furnace.
Background technology
At present fixed bed biomass gasification furnace is to the fuel air blast by grate or furnace wall blast inlet, meeting formation burner hearth wind field and blast are inhomogeneous, if want the cooking stove normal operation, the burner hearth local temperature can surpass 800 degree, easily generate slagging scorification (the fuel slagging temperature is generally 680 degree), because the slagging scorification meeting affects the furnace ventilation performance, vapourizing furnace can't be worked long hours continuously.So need to a kind ofly can be controlled at 600 degree to fire box temperature between 650 degree, the uniform device of wind field and blast solves the slagging scorification problem of biomass gasifying furnace.Therefore, the prior art scheme also is still waiting further perfect.
Summary of the invention
The utility model purpose is to provide a kind of biomass gasifying furnace to make air intake and the erect-type air inlet device of the uniform biomass gasifying furnace of blast, thereby effectively realizes controlling fire box temperature between 600 degree are spent to 650.
Technical solutions of the utility model: the erect-type air inlet device of a kind of biomass gasifying furnace, it comprises that air door, air channel and air outlet tube and order are communicated with, the air channel is in the inlet ambient annular spread of opening for feed, the opening for feed that described each air outlet tube is erected in burner hearth distributes on every side equably ringwise, air outlet tube on same circumferential ring is divided into and grows two kinds of airduct and short air outlet tubes, and grows airduct and the distribution adjacent one another are of short air outlet tube.
Growing one or both in these two kinds of air outlet tubes of airduct and short air outlet tube is erected in burner hearth centroclinal to burner hearth.
Air outlet tube on the adjacent circumferential ring is diametrically for growing airduct and the distribution adjacent one another are of short air outlet tube, or for growing airduct and short air outlet tube adjacent distributions interlaced with each other.
The opening for feed that described each air outlet tube is erected in burner hearth is scattered in two circumferential ring on every side equably ringwise.
The air outlet of air outlet tube is on pipe shaft.
The utility model biomass gasifying furnace gasification is stable, by grow airduct and the distribution adjacent one another are of short air outlet tube can realize wind field and blast even, can allow and realize two-layer burning in burner hearth; Burning evenly, in burner hearth, temperature is also more even, also can guarantee gas production rate in the situation that reduce the burner hearth air output, and localized hyperthermia can not appear, it is suitable that the maximum air output of burner hearth is adjusted, by airdoor control wind-force size, thereby be conducive to realize controlling fire box temperature between 600 degree are spent to 650.
Description of drawings
The structural representation of Fig. 1, the utility model embodiment 1.
In Fig. 1: lighter for ignition 1, burner hearth 2, air outlet tube 3, opening for feed 4, air channel 5, air door 6, material level inductor block 7, material level induction rod 8, diaphragm seal 9, gas outlet 10, material level check-out console 11.
Embodiment
The utility model can specifically be implemented by the technical scheme in the utility model content, and by the following examples can the utility model will be further described, yet scope of the present utility model is not limited to following embodiment.
Embodiment 1:
Lighter for ignition 1 is connected with burner hearth 2, and air outlet tube 3 is connected connection with the air channel, and opening for feed 4 is connected with burner hearth 2, air channel 5 is connected with air door 6, and material level inductor block 7 is connected with burner hearth 2, and an end of material level induction rod 8 is material level check-out console 11, diaphragm seal 9 is connected with material level induction rod 8, and gas outlet 10 connects with burner hearth 2 fire doors.
Air door 6, air channel 5 and air outlet tube 3 and order are communicated with, air channel 5 is in the inlet ambient annular spread of opening for feed 4, the opening for feed 4 that described each air outlet tube 3 is erected in burner hearth 2 is scattered in two circumferential ring on every side equably ringwise, air outlet tube 3 on same circumferential ring is divided into and grows two kinds of airduct and short air outlet tubes, and grow airduct and the distribution adjacent one another are of short air outlet tube, the air outlet of air outlet tube 3 is in horizontal direction on pipe shaft.
Growing airduct and short air outlet tube, to be erected at burner hearth 2 interior centroclinal to burner hearth 2.
Air outlet tube 3 on adjacent two circumferential ring is diametrically for growing airduct and the distribution adjacent one another are of short air outlet tube, or for growing airduct and short air outlet tube adjacent distributions interlaced with each other.
Working process
When cooking stove is started working, 4 pairs of burner hearth 2 chargings of opening for feed, when fuel height arrives material level check-out console 11 position, by material level induction rod 8, material level inductor block 7 is started to control, stop charging, this moment, air door 6 was opened, and first inflammable gas such as liquefied gas was filled with air channel 5, air channel 5 is by 3 pairs of burner hearth 2 air blast of air outlet tube, and inflammable gas enters in burner hearth 2; 1 pair of burner hearth of lighter for ignition, 2 fuel igniting simultaneously, the air outlet that grows airduct and short air outlet tube forms firing level; When working, cooking stove closes lighter for ignition 1 and inflammable gas entrance.Short air outlet tube is for generation of heat zone, for fuel provides the pyrolysis energy, grow airduct and be used for keeping the reducing zone temperature, heat zone is exactly zone of combustion, product is carbonic acid gas, belong to waste gas, the upper strata of heat zone is reducing zone, belong to scorching hot carbon-coating, when the carbonic acid gas that heat zone produces moved to gas outlet 10 by scorching hot carbon-coating, the carbon scorching hot with reducing zone contacted the generation reduction reaction, generates the inflammable gas carbon monoxide, the carbon dioxide reduction that heat zone is produced becomes carbon monoxide, improves the fuel gas rate.Due to the even distribution of air outlet tube 3 in burner hearth 2 interior spaces, the wind field, the wind pressure ratio that are diffused into burner hearth 2 are more even, and in burner hearth, temperature is also just more even.Damper 6 makes the zone of combustion temperature between 600 degree are spent to 650, just can control cooking stove and not produce the slagging scorification phenomenon in combustion processes.Diaphragm seal 9 can prevent gas leaking, gas outlet 10 output inflammable gass.Along with the consumption of fuel, material level step-down, material level inductor block 7 start feed mechanism, and burner hearth begins charging, when fuel height arrives material level check-out console 11 position, by material level induction rod 8, material level inductor block 7 is started to control, and stops charging.And so forth, make the cooking stove non-stop run.

Claims (5)

1. erect-type air inlet device of biomass gasifying furnace, it comprises that air door (6), air channel (5) and air outlet tube (3) and order are communicated with, air channel (5) is in the inlet ambient annular spread of opening for feed (4), it is characterized in that the opening for feed (4) that described each air outlet tube (3) is erected in burner hearth (2) distributes equably ringwise on every side, air outlet tube on same circumferential ring (3) is divided into and grows two kinds of airduct and short air outlet tubes, and grows airduct and the distribution adjacent one another are of short air outlet tube.
2. according to the erect-type air inlet device of a kind of biomass gasifying furnace claimed in claim 1, it is characterized in that growing one or both in airduct and these two kinds of air outlet tubes of short air outlet tube and be erected in burner hearth (2) centroclinal to burner hearth (2).
3. according to the erect-type air inlet device of a kind of biomass gasifying furnace claimed in claim 1, it is characterized in that air outlet tube (3) on the adjacent circumferential ring diametrically for growing airduct and the distribution adjacent one another are of short air outlet tube, or for growing airduct and short air outlet tube adjacent distributions interlaced with each other.
4. according to the erect-type air inlet device of a kind of biomass gasifying furnace claimed in claim 1, it is characterized in that the opening for feed (4) that described each air outlet tube (3) is erected in burner hearth (2) is scattered in two circumferential ring on every side equably ringwise.
5. according to the erect-type air inlet device of a kind of biomass gasifying furnace claimed in claim 1, it is characterized in that the air outlet of air outlet tube (3) is on pipe shaft.
CN 201220701651 2012-12-18 2012-12-18 Vertical type air inlet device of biomass gasifier Expired - Fee Related CN202989069U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220701651 CN202989069U (en) 2012-12-18 2012-12-18 Vertical type air inlet device of biomass gasifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220701651 CN202989069U (en) 2012-12-18 2012-12-18 Vertical type air inlet device of biomass gasifier

Publications (1)

Publication Number Publication Date
CN202989069U true CN202989069U (en) 2013-06-12

Family

ID=48560266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220701651 Expired - Fee Related CN202989069U (en) 2012-12-18 2012-12-18 Vertical type air inlet device of biomass gasifier

Country Status (1)

Country Link
CN (1) CN202989069U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994150A (en) * 2012-12-18 2013-03-27 孙吉章 Gasifying method and vertical air inlet device of biomass gasifier
CN107099335A (en) * 2014-12-28 2017-08-29 抚州孙氏兄弟实业有限公司 A kind of wind belt biomass gasifying furnace of fuel feeding from bottom to top

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994150A (en) * 2012-12-18 2013-03-27 孙吉章 Gasifying method and vertical air inlet device of biomass gasifier
CN102994150B (en) * 2012-12-18 2014-05-14 孙吉章 Gasifying method and vertical air inlet device of biomass gasifier
CN107099335A (en) * 2014-12-28 2017-08-29 抚州孙氏兄弟实业有限公司 A kind of wind belt biomass gasifying furnace of fuel feeding from bottom to top

Similar Documents

Publication Publication Date Title
CN104501210A (en) Biomass cooking and heating stove
CN101737795A (en) Biomass gasification boiler using air-steam as gasifying agent and coupling combustion method thereof
CN206037131U (en) Biomass burning machine
CN103644562A (en) Combined type energy-saving biomass fuel boiler
CN201081254Y (en) Household biomass gasification stove
CN101109519A (en) Domestic biomass gasification stove and manufacturing method thereof
CN202989069U (en) Vertical type air inlet device of biomass gasifier
CN102994150B (en) Gasifying method and vertical air inlet device of biomass gasifier
CN109282276B (en) Biomass gasifier
CN204611843U (en) Three air intake biomass cooking stoves
CN202989080U (en) Hearth air intake device of biomass gasifier
CN106322362A (en) Biomass combustor and biomass fuel combustion method
CN103013569B (en) Gasifying method for biomass gasifier and hearth air intake device
CN102635937B (en) Water heater capable of combusting and gasifying
CN102519035B (en) Air and steam gasification downdraft gasified combustion boiler with catalyst internally arranged
CN201318721Y (en) High-efficiency energy-saving biomass gasifier
CN203144348U (en) Bidirectional air inlet device for biomass gasifier
CN105066184B (en) Biomass particle gasification stove
CN201212729Y (en) Biomass granular fuel boiler
CN104560073B (en) Biomass pyrolysis gasifier
CN203582817U (en) Biomass pyrolysis gasification furnace
CN202521841U (en) Combined-combustion gasification water heater
CN202521589U (en) Horizontally-blown heat energy generator for solid fuels
CN103131475B (en) Bidirectional air intake device of biomass gasifier
CN105861061A (en) Novel furnace core structure of medium and large biomass gasification device

Legal Events

Date Code Title Description
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: 20130612

Termination date: 20211218

CF01 Termination of patent right due to non-payment of annual fee