CN202519202U

CN202519202U - Biomass grain cracking device with high cracking efficiency

Info

Publication number: CN202519202U
Application number: CN2012201783734U
Authority: CN
Inventors: 郭丰亮
Original assignee: SUZHOU GION NEW ENERGY CO Ltd
Current assignee: SUZHOU GION NEW ENERGY CO Ltd
Priority date: 2012-04-25
Filing date: 2012-04-25
Publication date: 2012-11-07
Anticipated expiration: 2022-04-25

Abstract

The utility model discloses a biomass grain cracking device with a high cracking efficiency, comprising a spiral feeding device, a fire grate, a cracking chamber and a dust removing device, wherein one end of the cracking chamber is communicated with the spiral feeding device and the other end of the cracking chamber is connected with the dust removing device; the fire grate is arranged inside the cracking chamber to divide the cracking chamber into two parts including a cracking cavity and a dust cleaning cavity; the cracking device further comprises a gasifying agent guide device and the gasifying agent guide device is arranged in the cracking chamber; the upper end of the gasifying agent guide device is in a funnel shape and a small hole is arranged on a funnel face; and the lower end of the gasifying agent guide device is in a pipe shape and passes through the fire grate to reach the bottom of the cracking chamber. With the adoption of the manner, the contact area between a gasifying agent and biomass grain fuel can be enlarged and the biomass grain cracking device has the advantages of high cracking efficiency, complete cracking process, good dust removing effect and the like.

Description

A kind of biological particles cracker of high lysis efficiency

Technical field

The utility model relates to biological particles cracker field, particularly relates to a kind of biological particles cracker of high lysis efficiency.

Background technology

Present most of biomass combustion machine utilization half integrated gasification combined combustion system; Employing Pintsch process technology; The generation inflammable gas carries out the secondary air distribution again and fully burns; Device mainly comprises: support, be arranged on half gasification cracking chamber of base inner, and be arranged on base outer and the feeding unit that is connected with this half gasification cracking chamber, be divided into the fire grate in cracking chamber and deashing chamber in the inside of half gasification combustion chamber; Have advantages such as use cost is low, reliable and stable, be widely used in the supporting and reducing energy consumption of other heating installations such as boiler, pressure die-casting machine, industrial furnace, drying plant, drying plant.

But react insufficient between the vaporized chemical of existence importing and the biomass granule fuel simultaneously, lysis efficiency is not high, the splitting gas decontamination effect improving is not good etc. yet.

The utility model content

The technical problem that the utility model mainly solves provides a kind of biological particles cracker of high lysis efficiency, shortcoming such as can solve that existing biological particles cracker lysis efficiency is not high, the splitting gas utilising efficiency is not high and the splitting gas decontamination effect improving is not good.

For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of biological particles cracker of high lysis efficiency is provided, comprises: helixes feed equipment, fire grate, cracking room and fly-ash separator, and said cracking room one end is connected with said helixes feed equipment; The other end is connected with fly-ash separator; Said fire grate is arranged on cracking room inside and is divided into cracking chamber and deashing chamber two portions, and said cracker also comprises: lead the vaporized chemical device, the said vaporized chemical device of leading is arranged in the cracking room; Saidly lead that vaporized chemical device upper end is funnel-form and funnel surface is provided with aperture, the lower end in a tubular form and pass fire grate and stretch to the cracking room bottom.

In preferred embodiment of the utility model, the said above tube wall left and right sides of vaporized chemical device lower end fire grate of leading is respectively arranged with aperture.

In preferred embodiment of the utility model, said grate surface is a concave surface, is provided with ventilation hole above.

In preferred embodiment of the utility model, said cracking room upper end is provided with automatic safety device.

In preferred embodiment of the utility model, said fly-ash separator is funnel-form, and the lower end is connected with cracking chamber or deashing chamber through pipeline, and the tangential is sewed up between said pipeline upper end and the fly-ash separator, and the other end is the splitting gas output terminal after the dedusting.

In preferred embodiment of the utility model, be coated with one deck Irish touchstone enhancement type ceramic composite on the said cracking room inwall.

The beneficial effect of the utility model is: the biological particles cracker of a kind of high lysis efficiency of the utility model has following advantage:

(1) gas operated device upper end is funnel-form, has increased the contact area of vaporized chemical and biomass granule fuel, has advantages such as lysis efficiency height, cracking be more thorough.

(2) low-carbon environment-friendly reduces the discharging of flue dust, and sulphur is nitrogen discharged low, carbon dioxide zero discharge.

(3) simple to operate, be convenient to safeguard and control.

Description of drawings

Fig. 1 is the perspective view of biological particles cracker one preferred embodiment of a kind of high lysis efficiency of the utility model;

Fig. 2 is the two dimensional structure synoptic diagram of biological particles cracker one preferred embodiment of a kind of high lysis efficiency of the utility model;

The mark of each parts is following in the accompanying drawing: 1, helixes feed equipment, 2, cracking room, 21, the cracking chamber, 22, the deashing chamber, 3, fire grate, 4, lead the vaporized chemical device, 5, fly-ash separator, 6, automatic safety device.

Embodiment

Below in conjunction with accompanying drawing the preferred embodiment of the utility model is set forth in detail, thereby the protection domain of the utility model is made more explicit defining so that advantage of the utility model and characteristic can be easier to it will be appreciated by those skilled in the art that.

See also Fig. 1 and Fig. 2; The utility model embodiment comprises: helixes feed equipment 1, fire grate 3, cracking room 2, fly-ash separator 5 and lead vaporized chemical device 4; Cracking room 2 one ends are connected with helixes feed equipment 1, and the other end is connected with fly-ash separator 5, and fire grate 3 is arranged on cracking room 2 inside and is divided into cracking chamber 21 and deashing chamber 22 two portions; Leading vaporized chemical device 4 is arranged in the cracking room 2; Lead that vaporized chemical device 4 upper ends are funnel-form and funnel surface is provided with aperture, be used for the vaporized chemical that feeds from the bottom fully contacted with biological particles and react, the lower end in a tubular form and pass fire grate and stretch to cracking room 2 bottoms.

Further, lead the above tube wall left and right sides of vaporized chemical device 4 lower end fire grates and be respectively arranged with aperture, also be used for vaporized chemical imported to and carry out the Pintsch process reaction in the cracking room 2.

Further, 3 of fire grates are concave surface, are provided with ventilation hole above, and the sediment of being convenient to produce after the cracking is discharged to the deashing chamber through ventilation hole.

Further, cracking room 2 upper ends are provided with automatic safety device 6, and when cracking room 2 internal gas pressures were big, automatic safety device 6 was opened automatically, and the discharge section splitting gas reduces cracking room 2 internal gas pressures, has improved the safety index of whole device.

Further, fly-ash separator 5 is funnel-form, and the lower end is connected with cracking chamber 21 or deashing chamber 22 through pipeline, and the tangential is sewed up between pipeline upper end and the fly-ash separator 5, and the other end is the splitting gas output terminal after the dedusting, better dust removal effect.

Further, be coated with one deck Irish touchstone enhancement type ceramic composite on cracking room 2 inwalls, this material resistance to elevated temperatures is better, has prolonged the work-ing life of cracker.

The biological particles cracker principle of work of a kind of high lysis efficiency of the utility model: biomass granule fuel gets into Pintsch process chamber 2 through spiral autofeed device 1; Vaporized chemical infeeds from the bottom of leading vaporized chemical device 4; The Pintsch process reaction takes place rapidly in the Pintsch process chamber produce high-temperature fuel gas; The lime-ash that the reaction back produces gets into deashing chamber 22 through the aperture on the fire grate 3; High-temperature fuel gas gets into dust settling chamber 5 through gas jet to carry out entering into aerobic space or high temperature combustors perfect combustion after the dedusting of tangential, produces heat energy and is fully utilized, and sedimentary lime-ash gets in cracking chamber 21 or the deashing chamber 22 through ash guiding pipe in the dust settling chamber 5.

The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.

Claims

1. the biological particles cracker of a high lysis efficiency; Comprise: helixes feed equipment, fire grate, cracking room and fly-ash separator, said cracking room one end is connected with said helixes feed equipment, and the other end is connected with fly-ash separator; Said fire grate is arranged on cracking room inside and is divided into cracking chamber and deashing chamber two portions; It is characterized in that said cracker also comprises: lead the vaporized chemical device, the said vaporized chemical device of leading is arranged in the cracking room; Saidly lead that vaporized chemical device upper end is funnel-form and funnel surface is provided with aperture, the lower end in a tubular form and pass fire grate and stretch to the cracking room bottom.

2. the biological particles cracker of a kind of high lysis efficiency according to claim 1 is characterized in that, the said above tube wall left and right sides of vaporized chemical device lower end fire grate of leading is respectively arranged with aperture.

3. the biological particles cracker of a kind of high lysis efficiency according to claim 1 is characterized in that, said grate surface is a concave surface, is provided with ventilation hole above.

4. the biological particles cracker of a kind of high lysis efficiency according to claim 1 is characterized in that, said cracking room upper end is provided with automatic safety device.

5. the biological particles cracker of a kind of high lysis efficiency according to claim 1; It is characterized in that; Said fly-ash separator is funnel-form; The lower end is connected with cracking chamber or deashing chamber through pipeline, and the tangential is sewed up between said pipeline upper end and the fly-ash separator, and the other end is the splitting gas output terminal after the dedusting.

6. the biological particles cracker of a kind of high lysis efficiency according to claim 1 is characterized in that, is coated with one deck Irish touchstone enhancement type ceramic composite on the said cracking room inwall.