CN203923128U - Wood chip crushing system and comprise its biomass wood pellet fuel production equipment - Google Patents

Wood chip crushing system and comprise its biomass wood pellet fuel production equipment Download PDF

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Publication number
CN203923128U
CN203923128U CN201420280957.1U CN201420280957U CN203923128U CN 203923128 U CN203923128 U CN 203923128U CN 201420280957 U CN201420280957 U CN 201420280957U CN 203923128 U CN203923128 U CN 203923128U
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CN
China
Prior art keywords
wood
screen cloth
raw material
crushing system
wood chip
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Expired - Fee Related
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CN201420280957.1U
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Chinese (zh)
Inventor
姚杰
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Energy-Conservation Science And Technology Ltd Of Deqing Fu Senli
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Energy-Conservation Science And Technology Ltd Of Deqing Fu Senli
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Priority to CN201420280957.1U priority Critical patent/CN203923128U/en
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Publication of CN203923128U publication Critical patent/CN203923128U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

The utility model discloses a kind of wood chip crushing system and comprises its biomass wood pellet fuel production equipment, wood chip crushing system involving vibrations sieve and sawdust pulverizer, vibratory screening apparatus comprises screen cloth and is positioned at the collecting bin of screen cloth below, collecting bin is directly connected with the discharge port of sawdust pulverizer by conveying belt, and large wood raw material after sub-sieve on screen cloth inputted the opening for feed of sawdust pulverizer by conveying belt.The wood raw material that after vibratory screening apparatus sub-sieve, particle diameter is qualified is directly sent into roller dryer, only large the wood pellet retaining on screen cloth sent into sawdust pulverizer, thereby reduce the inlet amount of sawdust pulverizer, improve the pulverizing quality of large wood raw material, enhance productivity, energy efficient.

Description

Wood chip crushing system and comprise its biomass wood pellet fuel production equipment
Technical field
The utility model discloses a kind of wood chip crushing system, the wood chip crushing system that particularly a kind of biomass wood pellet fuel production equipment is used.
Background technology
Economic fast development be unable to do without the energy, and the problem in short supply of traditional fossil energy oil, Sweet natural gas and coal is day by day serious.Biomass energy is as the fourth-largest energy, and the features such as renewable with it, zero carbon emission, become the larger a kind of energy of development potentiality in new forms of energy.
Biomass granule fuel, claim again biomass molding fuel (Biomass Moulding Fuel, be called for short " BMF ") be that application agriculture and forestry organic waste material (as stalk, sawdust, bagasse, rice chaff etc.) is as starting material, through techniques such as pulverizing, mixing, extruding, oven dry, make various moulding (as particulate state), a kind of Novel clean-fuel that can directly burn.
Along with the quick application of biomass granule fuel, its processing technology and processing units also obtain development at a high speed, for the raw-material size reduction machinery of difference, also continue to bring out.For example, patent CN101579650A discloses a kind of device for finely crushing biomass, comprise bracket assembly, feed mechanism and disintegrating mechanism, disintegrating mechanism comprises the movable blade combination rotor of the mechanically resistant material stationary knife of bar shaped and the edge of a knife line parallel of axis and mechanically resistant material stationary knife, the angle of the edge of a knife line of mechanically resistant material stationary knife and the feed direction of feed mechanism is 20-30 °, and the biomass that are specially adapted to branch, stalk are pulverizing.Patent CN102357376A discloses a kind of high grease biomass fuel crusher, by motor, columnar casing, hammer leaf frame and screen clothes that many row's hammer leaves are installed, formed, motor drives hammer leaf frame to rotate, the radial distance with 200mm between casing inner wall and screen cloth, the bottom of casing has discharge port, the axial outside of hammer leaf frame is provided with rotating disk, and the blade erecting of some radial arrangement is evenly installed on plane of rotor disc, is particularly suitable for producing high grease powder.Patent CN102824940A discloses a kind of biomass and has pulverized machine, by housing, a plurality of stationary knife, material limiting device, rotor assembly, screen cloth, belt conveyor, screw feed mechanism and blower fan workspace, formed, screw feed mechanism is arranged in the particle conveyor chamber of housing bottom, one end of screw feed mechanism by V with being connected with the main shaft in rotor assembly, blower fan workspace is arranged on the outside of housing and is connected with particle conveyor chamber, and blower fan workspace is mutually corresponding with the position of screw feed mechanism.
Up to the present, have no temporarily the Special Equipment of pulverizing for biomass wood pellet.In addition, the design of above-mentioned patent equipment is relatively isolated, does not put into whole biomass granule fuel production equipment system and considers to improve its working efficiency.
Utility model content
The purpose of this utility model is to provide a kind of wood chip crushing system, is applicable to crushed biomass wood raw material, the highly versatile of equipment in system, and the annexation of equipment room is simple, and overall work efficiency is high, energy consumption is low.
Another object of the present utility model is to provide a kind of biomass wood pellet fuel production equipment, and its wood chip crushing system is by equipment such as the general vibratory screening apparatus of combination and pulverizers, and the working efficiency that realizes system is high, energy consumption is low.
The utility model provides a kind of wood chip crushing system, be applicable to crushed biomass wood raw material, involving vibrations sieve and sawdust pulverizer, vibratory screening apparatus comprises screen cloth and is positioned at the collecting bin of screen cloth below, collecting bin is directly connected with the discharge port of sawdust pulverizer by conveying belt, and large wood raw material after sub-sieve on screen cloth inputted the opening for feed of sawdust pulverizer by conveying belt.
Wood raw material crushing process is: mixed wood raw material is transported to vibratory screening apparatus, and large the wood raw material that Vibration Screen separates is transported to sawdust pulverizer and pulverizes, and the discharge port of jagsaw powder pulverizer flows into roller dryer; After vibratory screening apparatus sub-sieve, be gathered in the wood chip of collecting bin by screen cloth, its particle diameter has met production requirement, does not need further pulverizing, is directly transported to the discharge port of sawdust pulverizer, flows into roller dryer with together with wood raw material through pulverizing.Adopt vibratory screening apparatus tentatively to sieve wood chip, and the qualified wood chip of particle diameter is directly transported to the discharge port of sawdust pulverizer, thereby reduce the inlet amount of sawdust pulverizer, improve the pulverizing quality of large wood raw material, enhance productivity, energy efficient.
Preferably, described screen cloth is connected with motor by vibrating shaft, and motor drives vibrating shaft vibration.
Preferably, described screen cloth is removably installed in collecting bin top, and screen cloth is provided with the square hole that through hole that diameter is 0.05-2mm or the length of side are 0.05-2mm.The granularity of biomass wood raw material directly has influence on the thickness of combustionvelocity and calcining zone, for combustion heat value, the thermo-efficiency of biomass wood pellet fuel, need to carry out strict control to the particle diameter of wood raw material.Screen cloth is removably installed, and can control and require to change screen cloth according to the particle diameter of different wood raw materials.
Preferably, described screen cloth top is provided with tornado dust collector, prevents that the wood pellet on screen cloth from flying upward everywhere.
The utility model also provides a kind of biomass wood pellet fuel production equipment, comprises the above-mentioned wood chip crushing system, roller dryer and the extruded granule machine that connect successively.Wood raw material, after wood chip crushing system is pulverized, is transported to roller dryer and dries to control its moisture content, then be delivered to granulator extrusion molding, makes biomass wood pellet fuel.
The moisture content of wood raw material produces considerable influence to the compression ratio of extrusion molding, and moisture content is too high or too low, is difficult to obtain comparatively desirable compression ratio, thereby affects combustion heat value, rate of combustion and the thermo-efficiency of biomass wood pellet fuel.Good for guaranteeing the moisture content control of wood raw material, between roller dryer and extruded granule machine, be provided with material room, village, for the moisture content of transfer wood raw material and detection wood raw material.If too dry, need to add the wood chip that humidity is larger to mix; If humidity is too high, also need further dry.
Preferably, for preventing that the wood raw material in material room, village from flying upward everywhere, described village material roof portion is provided with tornado dust collector.
The beneficial effects of the utility model have:
1, wood chip crushing system involving vibrations sieve and sawdust pulverizer, the wood raw material that after vibratory screening apparatus sub-sieve, particle diameter is qualified is directly sent into roller dryer, only large the wood pellet retaining on screen cloth sent into sawdust pulverizer, thereby reduce the inlet amount of sawdust pulverizer, improve the pulverizing quality of large wood raw material, enhance productivity, energy efficient.
2, wood chip crushing system is placed in biomass wood pellet fuel production equipment and considers to save energy and reduce the cost, and it combines the equipment such as general vibratory screening apparatus and pulverizer, and the working efficiency of feasible system is high, energy consumption is low.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of wood chip crushing system I of the present utility model.
Fig. 2 is the structural representation of the utility model biomass wood pellet fuel production equipment.
In figure, 1-vibratory screening apparatus, 2-sawdust pulverizer, 3-roller dryer, material room, 4-village, 5-extruded granule machine, 11-screen cloth, 12-collecting bin, 13-vibrating shaft, 14-motor, 15-tornado dust collector.
Embodiment
The present embodiment is the utility model preferred implementation, and other all its principles are identical with the present embodiment or approximate with basic structure, all within the utility model protection domain.
Incorporated by reference to referring to accompanying drawing 1 and Fig. 2, wood chip crushing system I of the present utility model, be applicable to crushed biomass wood raw material, involving vibrations sieve 1 and sawdust pulverizer 2, vibratory screening apparatus 1 comprises screen cloth 11 and is positioned at the collecting bin 12 under screen cloth 11, collecting bin 12 is directly connected with the discharge port of sawdust pulverizer 2 by conveying belt, and large wood raw material after sub-sieve on screen cloth 11 inputted the opening for feed of sawdust pulverizer 2 by conveying belt.Screen cloth 11 is connected with motor 14 by vibrating shaft 13.Screen cloth 11 is removably installed in the top of collecting bin 12, and screen cloth 11 is provided with the through hole that diameter is 0.05-2mm.Screen cloth 11 is removably installed, and can control and require to change according to the particle diameter of different wood raw materials.In the present embodiment, for preventing that the wood pellet on screen cloth 11 from flying upward everywhere, described screen cloth 11 tops are provided with tornado dust collector 15.
Wherein, sawdust pulverizer 2 can be commercially available various sawdust pulverizers, the multifunctional crusher of manufacturing such as Henan Song Chuan mining machinery company limited, multi-functional wood chip machine etc., can be various patent pulverizer products, such as the disclosed biomass pulverizing of patent CN102824940A machine etc.
Wood raw material crushing process is: mixed wood raw material is transported to vibratory screening apparatus 1, and large the wood raw material that vibratory screening apparatus 1 sieves out is transported to sawdust pulverizer 2 and pulverizes, and the discharge port of jagsaw powder pulverizer 2 flows into roller dryer 3; After vibratory screening apparatus 1 sub-sieve, be gathered in the wood chip of collecting bin 12 by screen cloth 11, its particle diameter has met production requirement, does not need further pulverizing, is directly transported to the discharge port of sawdust pulverizer 2, flows into roller dryer 3 with together with wood raw material through pulverizing.Adopt 1 pair of wood chip of vibratory screening apparatus tentatively to sieve, and the qualified wood chip of particle diameter is directly transported to the discharge port of sawdust pulverizer 2, thereby reduce the inlet amount of sawdust pulverizer 2, improve the pulverizing quality of large wood raw material, enhance productivity, energy efficient.
Incorporated by reference to referring to accompanying drawing 2, biomass wood pellet fuel production equipment of the present utility model, comprises above-mentioned wood chip crushing system I, roller dryer 3, material room 4, village and extruded granule machine 5.Wood raw material, after wood chip crushing system I is pulverized, is transported to roller dryer 3 and dries to control its moisture content, then be delivered to granulator 5 extrusion moldings, makes biomass wood pellet fuel.
The moisture content of wood raw material produces considerable influence to the compression ratio of extrusion molding, and moisture content is too high or too low, is difficult to obtain comparatively desirable compression ratio, thereby affects combustion heat value, rate of combustion and the thermo-efficiency of biomass wood pellet fuel.For the moisture content of assurance wood raw material, control well, between roller dryer 3 and extruded granule machine 5, be provided with material room 4, village, for the moisture content of transfer, detection wood raw material.If too dry, need to add the wood chip that humidity is larger to mix; If humidity is too high, also need further dry.For preventing that the wood raw material in material room 4, village from flying upward everywhere, material 4 tops, room, village can also be provided with fly-ash separator or collection tube of dust.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.

Claims (7)

1. a wood chip crushing system, be applicable to crushed biomass wood raw material, involving vibrations sieve and sawdust pulverizer, vibratory screening apparatus comprises screen cloth and is positioned at the collecting bin of screen cloth below, it is characterized in that: collecting bin is directly connected with the discharge port of sawdust pulverizer by conveying belt, and large wood raw material after sub-sieve on screen cloth inputted the opening for feed of sawdust pulverizer by conveying belt.
2. wood chip crushing system according to claim 1, is characterized in that: described screen cloth is connected with motor by vibrating shaft.
3. wood chip crushing system according to claim 1, is characterized in that: described screen cloth is removably installed in collecting bin top.
4. according to the wood chip crushing system described in any one in claims 1 to 3, it is characterized in that: described screen cloth is provided with the square hole that through hole that diameter is 0.05-2mm or the length of side are 0.05-2mm.
5. according to the wood chip crushing system described in any one in claims 1 to 3, it is characterized in that: described screen cloth top is provided with tornado dust collector.
6. a biomass wood pellet fuel production equipment, comprise connect successively according to the wood chip crushing system described in any one in claim 1 to 5, roller dryer and extruded granule machine.
7. biomass wood pellet fuel production equipment according to claim 6, is characterized in that: between roller dryer and extruded granule machine, be provided with material room, village, for the moisture content of transfer wood raw material and detection wood raw material.
CN201420280957.1U 2014-05-28 2014-05-28 Wood chip crushing system and comprise its biomass wood pellet fuel production equipment Expired - Fee Related CN203923128U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420280957.1U CN203923128U (en) 2014-05-28 2014-05-28 Wood chip crushing system and comprise its biomass wood pellet fuel production equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420280957.1U CN203923128U (en) 2014-05-28 2014-05-28 Wood chip crushing system and comprise its biomass wood pellet fuel production equipment

Publications (1)

Publication Number Publication Date
CN203923128U true CN203923128U (en) 2014-11-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103992836A (en) * 2014-05-28 2014-08-20 德清富森利节能科技有限公司 Wood chip smashing system and biomass wood chip granular fuel production equipment comprising same
WO2018086198A1 (en) * 2016-11-14 2018-05-17 刘毅能 Device for producing higher heating value biomass fuel using agricultural and forest residues

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103992836A (en) * 2014-05-28 2014-08-20 德清富森利节能科技有限公司 Wood chip smashing system and biomass wood chip granular fuel production equipment comprising same
WO2018086198A1 (en) * 2016-11-14 2018-05-17 刘毅能 Device for producing higher heating value biomass fuel using agricultural and forest residues

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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: 20141105

Termination date: 20150528

EXPY Termination of patent right or utility model