CN107013931A

CN107013931A - Refuse utilization plant in biomass granule fuel primary screener

Info

Publication number: CN107013931A
Application number: CN201610054753.XA
Authority: CN
Inventors: 曹勇
Original assignee: Yichang Jing Hu Biological Engineering Co Ltd
Current assignee: Yichang Jing Hu Biological Engineering Co Ltd
Priority date: 2016-01-27
Filing date: 2016-01-27
Publication date: 2017-08-04

Abstract

Refuse utilization plant in biomass granule fuel primary screener, includes the vibratory sieve of connection, and charging aperture is provided with the upper end of vibratory sieve, and the lower section of vibratory sieve is provided with conveying device, it is characterised in that：Also include combustion chamber and dirt pocket, combustion chamber is connected by heating pipe with dirt pocket, provided with the feed pipe inside and outside a communication chamber on combustion chamber, feed hopper and Blowing stopper are installed in the one end being located outside of feed pipe, feed hopper is placed in the lower section of vibratory sieve by conveying device, the admission line and air intake pump connected in the lower end of combustion chamber, escape pipe is communicated with the one end of dirt pocket away from combustion chamber and goes out air pump.

Description

Refuse utilization plant in biomass granule fuel primary screener

Technical field

The present invention relates to the refuse utilization plant in biomass granule fuel primary screener.

Background technology

Biomass granule fuel, also known as biomass molding fuel, it is one kind application waste wood, straw, sawdust and bark are used as raw material, by sorting, crush, mixing, the techniques such as drying extruding, a kind of incendivity is made, graininess clean fuel, and wherein China is paddy rice big country, it can usually select to regard straw as the raw material for producing biomass fuel pellet, in process of production, need first to shred straw, it is subsequently poured into pulverizer and is crushed, contain more husk or other fine impurities in material after crushing, its hardness is different from the hardness of straw, during compacting in the future, easy-formation is not allowed, and hard particles impurity can will be followed by cyclone separator and puncture, therefore need to separate hard particles impurity or husk screening in early stage, the rear husk or impurity separated are generally as bio-feritlizer, feed or input hearth combustion, such case is accomplished by individually being collected in addition, improve production cost, and crushed in straw, need to dry it after mixing, the hot blast source of drying is usually selective combustion coal, the hot gas that wood or natural gas are produced is transferred in dryer dries to biomass material powder, the husk screened or impurity are put into stove sometimes and burnt together, this investing method is not very convenient, and the dust that powder is produced can be with entering in dryer, influence the quality of finished product material.

The content of the invention

The technical problem to be solved in the present invention is to provide the refuse utilization plant in biomass granule fuel primary screener, very easily the waste material filtered out can be put into combustion furnace and be burnt, it is not only easy to operate, and also burning is abundant.

In order to solve the above problems, the technical scheme is that：Refuse utilization plant in biomass granule fuel primary screener, includes the vibratory sieve of connection, and charging aperture is provided with the upper end of vibratory sieve, and the lower section of vibratory sieve is provided with conveying device, it is characterised in that：Also include combustion chamber and dirt pocket, combustion chamber is connected by heating pipe with dirt pocket, provided with the feed pipe inside and outside a communication chamber on combustion chamber, feed hopper and Blowing stopper are installed in the one end being located outside of feed pipe, feed hopper is placed in the lower section of vibratory sieve by conveying device, the admission line and air intake pump connected in the lower end of combustion chamber, escape pipe is communicated with the one end of dirt pocket away from combustion chamber and goes out air pump.

Further, it is located at one end in combustion chamber in heating pipe and is communicated with two branch pipes, and branch pipe horizontal setting is in combustion chamber.

Further, labyrinth type dedusting cavity is provided with dirt pocket.

Further, multiple passages are distributed with stove tooth provided with the stove tooth that a bottom surface is cambered surface in combustion chamber.

Further, it is located in air inlet pipe on the segment pipe in combustion chamber provided with many tubules.

Beneficial effects of the present invention are：After vibratory sieve screens impurity in straw or husk, impurity and husk are entered in combustion chamber by conveying device, charging aperture and Blowing stopper to be burnt, the hot gas of burning production passes through labyrinth type dedusting cavity, discharged by escape pipe, and then in the combustion furnace that directly can be put into the impurity filtered out or husk, it is simple to operate, it is easy to use；On the other hand, the stove tooth of cambered surface is more favorable for uniformly disperseing the air of entrance to be passed into combustion chamber；The effect of two branch pipes is to prevent the big dust particle blown afloat after burning entering in dirt pocket excessively, and the effect of tubule is to disperse the air of entrance to be blown into combustion chamber so that the fuel in combustion chamber can uniformly be bullied.

Brief description of the drawings

The present invention is described further below in conjunction with the accompanying drawings：

Fig. 1 is structural representation of the invention.

Embodiment

As shown in Figure 1, refuse utilization plant in biomass granule fuel primary screener, vibratory sieve 1 including connection, charging aperture 11 is provided with the upper end of vibratory sieve 1, the lower section of vibratory sieve 1 is provided with conveying device 4, also include combustion chamber 2 and dirt pocket 3, combustion chamber 2 and dirt pocket 3 can be by brick mix structure lid into two independent rooms, the discharge end of vibratory sieve 1 may be coupled on the charging aperture of pulverizer or conveyer belt 10 on, in order to save space, vibratory sieve 1 and conveyer belt 10 or pulverizer may be mounted on combustion chamber 2 and dirt pocket 3, combustion chamber 2 is connected by heating pipe 6 with dirt pocket 3, provided with the feed pipe 5 inside and outside a communication chamber on combustion chamber 2, feed hopper 51 and Blowing stopper 52 are installed in the one end being located outside of feed pipe 5, feed hopper 51 is placed in the lower section of vibratory sieve 1 by conveying device 4, the road of air inlet pipe 7 and air intake pump 73 connected in the lower end of combustion chamber 2, escape pipe 8 is communicated with the one end of dirt pocket 3 away from combustion chamber 2 and goes out air pump 81, the other end of escape pipe 8 is for connecting roller dryer, the hot-air of generation is dried to the biomass material in roller dryer.

Further, it is located at one end in combustion chamber 2 in heating pipe 6 and is communicated with two branch pipes 51, and the horizontal setting of branch pipe 51 is in combustion chamber 2, during air is blown up, can upwards it be wafted with slightly heavy particulate, and the direction of the mouth of pipe end face of branch pipe 51 is parallel with air conveying direction, it is possible to reduce particulate is wafted the probability into branch pipe 51, and then the road of heating pipe 6 can be prevented because particulate is excessive and blocks.

Further, labyrinth type dedusting cavity 31 is provided with dirt pocket 3, the hot gas with ashes or particulate is successively by the block of the internal partition wall of labyrinth type cavity 31, and particulate can descend slowly and lightly to the bottom of cavity 31 because of gravity.

Further, multiple passages 91 are distributed with stove tooth 9 provided with the stove tooth 9 that a bottom surface is cambered surface in combustion chamber 2.

Further, it is located in air inlet pipe 7 on the segment pipe in combustion chamber 2 provided with many tubules 71.This structure can effectively be disperseed the air being blown into combustion chamber 2, the comburant in combustion chamber 2 is uniformly bullied, and prevent air from concentrating to being purged at the certain point of comburant, and cause the comburant burning of other positions insufficient.

The course of work of the present invention：Material after chopping is poured into vibratory sieve 1 by charging aperture 11, vibratory sieve 1 screens out the coarse fodder taken and trembled on conveyer belt 10, and coarse fodder is delivered to next processing unit (plant) by conveyer belt 10（Such as pulverizer）, fines after screening is transported in feed hopper 51 by conveying device 4, there is Blowing stopper 52 to imported into combustion chamber 2 again to be burnt, hot gas after burning passes through heating pipe 6, labyrinth type dedusting cavity 31 and the discharge of the road of escape pipe 8, thermal source is provided for roller drying device, air inlet pipe 7 is that combustion chamber 2 provides enough air, when in use, biomass fuel powder is dried in order to ensure to exist in roller drying device enough hot-airs, need before husk or impurity is imported, having been burnt in combustion chamber 2 has wood or coal, pour into after husk or impurity, the flame blown afloat by wood or coal is dispelled to the husk or impurity in combustion chamber 2 by having just enter into and burnt at once, the ashes of burning are blown into the road of heating pipe 6 by the air inlet tubule 71 of lower section, dedusting is carried out to ashes by labyrinth type dedusting cavity 31, and then effectively hot-air can be blown into roller drying device biomass fuel powder is dried, therefore the husk after being separated by vibratory sieve 1 or particulate can be importing directly into combustion chamber 2 and be burnt by the present invention as fuel, and the hot gas discharge of the rear generation of burning is reused, the technique effect of energy-conserving and environment-protective can be played, and reduce cost of labor, it is easy to operate, burning is abundant.

Claims

1. the refuse utilization plant in biomass granule fuel primary screener, includes the vibratory sieve of connection（1）, in vibratory sieve（1）Upper end be provided with charging aperture（11）, vibratory sieve（1）Lower section be provided with conveying device（4）, it is characterised in that：Also include combustion chamber（2）And dirt pocket（3）, combustion chamber（2）Pass through heating pipe（6）With dirt pocket（3）Connection, in combustion chamber（2）Provided with the feed pipe inside and outside a communication chamber（5）, in feed pipe（5）The one end being located outside feed hopper is installed（51）And Blowing stopper（52）, feed hopper（51）Pass through conveying device（4）It is placed in vibratory sieve（1）Lower section, in combustion chamber（2）Lower end connection air inlet pipe（7）And air intake pump（73）, in dirt pocket（3）Away from combustion chamber（2）One end have escape pipe（8）With go out air pump（81）.

2. the refuse utilization plant in biomass granule fuel primary screener according to claim 1, it is characterised in that：In heating pipe（6）Positioned at combustion chamber（2）Interior one end is communicated with two branch pipes（51）, and branch pipe（51）Horizontal setting is in combustion chamber（2）It is interior.

3. the refuse utilization plant in biomass granule fuel primary screener according to claim 1, it is characterised in that：In dirt pocket（3）It is interior to be provided with labyrinth type dedusting cavity（31）.

4. the refuse utilization plant in biomass granule fuel primary screener according to claim 1, it is characterised in that：In combustion chamber（2）Inside it is provided with the stove tooth that a bottom surface is cambered surface（9）, in stove tooth（9）On be distributed with multiple passages（91）.

5. the refuse utilization plant in biomass granule fuel primary screener according to claim 1, it is characterised in that：In air inlet pipe（7）Positioned at combustion chamber（2）An interior segment pipe is provided with many tubules（71）.