CN204039351U - A kind of wood chip granulating system that can reduce environmental pollution - Google Patents

A kind of wood chip granulating system that can reduce environmental pollution Download PDF

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Publication number
CN204039351U
CN204039351U CN201420482029.3U CN201420482029U CN204039351U CN 204039351 U CN204039351 U CN 204039351U CN 201420482029 U CN201420482029 U CN 201420482029U CN 204039351 U CN204039351 U CN 204039351U
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CN
China
Prior art keywords
wood chip
granulating system
cleaning apparatus
granulator
water body
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Expired - Fee Related
Application number
CN201420482029.3U
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Chinese (zh)
Inventor
罗杨
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Yuxi Wande Energy Technology Co., Ltd.
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YUNNAN YUJIABAO ARTIFICAL WOOD CO Ltd
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Priority to CN201420482029.3U priority Critical patent/CN204039351U/en
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Publication of CN204039351U publication Critical patent/CN204039351U/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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  • Processing Of Solid Wastes (AREA)

Abstract

The utility model discloses a kind of wood chip granulating system that can reduce environmental pollution, comprise feed chamber, feeder and wood chip granulator, described feeder two ends are connected with described feed bin and wood chip granulator respectively, granulate for being delivered in wood chip granulator by the wood chip stored in described feed chamber; Wherein, described wood chip granulating system also comprises blower fan and cleaning apparatus, and described cleaning apparatus is connected with the venting port of described wood chip granulator; Described blower fan is connected with described cleaning apparatus, and the waste gas for being discharged by described wood chip granulator imports in described cleaning apparatus and carries out gas solid separation process.Wood chip granulating system described in the utility model can process the waste gas that wood chip granulator is discharged, and reduces environmental pollution, improves workshop Air quality; And can also feed chamber be back to through the wood powder that cleaning apparatus is collected, recycle.

Description

A kind of wood chip granulating system that can reduce environmental pollution
Technical field
The utility model relates to biomass granule fuel technology of preparing, and particularly relate to a kind of wood chip that adopts to prepare the wood chip granulating system of granular fuel, this wood chip granulating system can reduce environmental pollution.
Background technology
Although the demand of people to the energy is growing, but reduce rapidly as crude oil, oil, Sweet natural gas and the coal that the current main energy sources of the mankind is originated.Therefore, the focus that a kind of reproducible substitute energy becomes social common concern is found.
Biomass energy particle fuel is the ideal chose of replacing fuel oil, the contour cost fuel of coal, uses the cost of biomass energy particle fuel less than 1/3 of fuel oil, less than the half of electricity consumption, coal gas, can substitute electricity, coal, oil, Sweet natural gas comprehensively.So-called biomass energy particle fuel refers to the high-density propellant rod or the particle that the agriculture and forestry organic waste materials such as stalk, wood chip, weeds, shrub branch and even shell pericarp are compressed under normal temperature or high temperature formation.General agricultural crop straw, wood chip all have the shortcomings such as loose, density is little, the calorific value of unit volume is low, use very inconvenient as fuel, biomass molding fuel forming technique can not only address this problem effectively, and effectively can change the combustioncharacteristics of wood chip, stalk etc., realize quick, cleanburning.Finished particle can directly as fuel combustion, and the fuel value of particle is higher than traditional combustion system fuel value 4 times, be a kind of combustion system and calorific value all close to the higher-grade clean energy of coal basic non-pollutant discharge, for city, life in the countryside energy and energy consumption of industry provide a kind of not only environmental protection but also economy, safe green consumption mode.
The quantity that the quantity of whole nation forestry industry wood residue is about the wood residue that 4000 ten thousand stere paper-making industries are produced is about 1 ten thousand stere, the residuum overwhelming majority of these industries becomes waste, become the environmental pressure of every profession and trade, the wood chip that this part is discarded all can be used as the abundant source of preparing biological mass-energy fuel particle.But existing wood chip granulating system can produce a large amount of steam and wood powder in process of production, is directly discharged by equipment venting port, equipment and surrounding environment are produced and pollutes, be unfavorable for the health of staff.
Summary of the invention
For this reason, the utility model provides a kind of new wood chip granulating system that can reduce environmental pollution at least partially that at least can solve the problem.
The utility model provides a kind of wood chip granulating system that can reduce environmental pollution, comprise feed chamber, feeder and wood chip granulator, described feeder two ends are connected with described feed bin and wood chip granulator respectively, granulate for being delivered in wood chip granulator by the wood chip stored in described feed chamber; Wherein, described wood chip granulating system also comprises blower fan and cleaning apparatus, and described cleaning apparatus is connected with the venting port of described wood chip granulator; Described blower fan is connected with described cleaning apparatus, and the waste gas for being discharged by described wood chip granulator imports in described cleaning apparatus and carries out gas solid separation process.
Alternatively, according to wood chip granulating system of the present utility model, the discharge port of described cleaning apparatus is connected with described feed chamber by transport pipe, for being back to processing the solid obtained in feed chamber.
Alternatively, according to wood chip granulating system of the present utility model, the level height of the discharge port lowermost end of described cleaning apparatus is higher than the level height of described pipeline and described feed chamber junction.
Alternatively, wood chip granulating system described in the utility model, described wood chip granulating system also comprises atomizing sprayer, and described atomizing sprayer is arranged on the opening for feed place of described wood chip granulator, for being atomized water body spray to wood chip.
Alternatively, according to wood chip granulating system of the present utility model, described atomizing sprayer comprises water body pipeline, pneumatic line, mixed pipe line and nozzle; Wherein, described water body pipeline is connected for obtaining the use water needed for spray with water of productive use pipeline; Described pneumatic line is connected for obtaining pressurized air with pressurized air storing device; Described water body pipeline and described pneumatic line are connected to make to spray required water and mix in described mixed pipe line with pressurized air with described mixed pipe line; Described nozzle is connected to the end of described mixed pipe line, for being atomized water body ejection.
Alternatively, according to wood chip granulating system of the present utility model, described water body pipeline and described pneumatic line are provided with by-pass valve control.
Alternatively, according to wood chip granulating system of the present utility model, spiral stream guidance groove in described nozzle, is provided with.
Alternatively, according to wood chip granulating system of the present utility model, described compressed-air actuated pressure is 0.6MPa.
Wood chip granulating system described in the utility model can process the waste gas that wood chip granulator is discharged, and reduces environmental pollution, improves workshop Air quality; And can also feed chamber be back to through the wood powder that cleaning apparatus is collected, recycle.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and is not thought restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of wood chip granulating system described in the utility model;
Fig. 2 is the structural representation of atomizing sprayer in wood chip granulating system described in the utility model; And
Fig. 3 is the sectional view of nozzle in atomizing sprayer.
Wherein, in accompanying drawing, each mark implication is:
100-feed chamber; 200-transfer roller; 300-wood chip granulator; 400-blower fan; 500-cleaning apparatus; 600-atomizing sprayer; 610-water body pipeline; 620-pneumatic line; 630-mixed pipe line; 640-nozzle; 650-by-pass valve control; 660-spiral stream guidance groove; 700-transport pipe.
Embodiment
The utility model provides many applicable creative concepts, and this creative concept can be reflected in a large number of in concrete context.The specific embodiment described in following embodiment of the present utility model only as the exemplary illustration of embodiment of the present utility model, and does not form the restriction to the utility model scope.
Below in conjunction with accompanying drawing and concrete embodiment, the utility model will be further described.
On the one hand, the utility model provides a kind of wood chip granulating system, and this system can process the waste gas of discharging nodulizer, thus reduces environmental pollution.
Fig. 1 shows the structural representation of wood chip granulating system described in the utility model.As shown in Figure 1, described wood chip granulating system comprises the feed chamber 100 for storing wood raw material, for carrying the feeder 200 of wood chip and the wood chip granulator 300 for wood chip being pressed into particle.Described feeder 200 two ends are connected with described feed chamber 100 and wood chip granulator 300 respectively, granulate for being delivered in wood chip granulator 300 by the wood chip stored in described feed chamber 100.Further, described wood chip granulating system also comprises blower fan 400 and cleaning apparatus 500, and described cleaning apparatus 500 is connected with the venting port of described wood chip granulator 300, and described blower fan 400 is connected with described cleaning apparatus 500.The waste gas that described wood chip granulator 300 is discharged is imported described cleaning apparatus 500 by described blower fan 400, carries out gas solid separation process wherein.
In a kind of embodiment of the present utility model, described cleaning apparatus is cyclone fly-ash separator.Cyclone fly-ash separator is the one of tornado dust collector, dust-laden exhaust gas enters after in fly-ash separator, the overwhelming majority of swirling eddy is moved in the shape of a spiral from top to bottom along wall bottom cone, form the outward turning dust-contained airflow declined, the grit that density is far longer than gas by the centrifugal force produced in strong rotary course gets rid of to wall, grit, once contact with wall, just loses mass force and leans on the momentum of inlet velocity and the gravity of self to fall to entering flue-dust retainer along wall.Rotate the air-flow declined to arrive after bottom cone, the axis part along fly-ash separator is transferred upwards, forms the interior rotational gas flow risen, and is discharged by the vapor pipe of fly-ash separator.By setting up dust removal installation, reducing the environmental pollution of wood chip granulating process, improving the Air quality of production plant, ensured the Working environment of staff.
Preferably, the discharge port of described cleaning apparatus 500 being connected with described feed chamber 100 by transport pipe 700, for being back to processing the solid wood chip obtained in cleaning apparatus in feed chamber 100, realizing the recycling of wood chip.Further preferably, the level height of the discharge port lowermost end of described cleaning apparatus 500 is higher with the level height of described feed chamber 100 junction than described transport pipe 700.The wood chip being arranged to collect in cleaning apparatus of this kind of structure is direct by the incoming stock room of cleaning apparatus discharge port under gravity, without the need to other off-set facility, reduces purchase of equipment cost.By this dust removal installation, per tour can be collected wood powder and is about 30Kg.
Still more preferably; shown in Figure 1; described wood chip granulating system also comprises atomizing sprayer 600; described atomizing sprayer 600 is arranged on the opening for feed place of described wood chip granulator 300, and the water of productive use such as such as tap water are atomized by this atomizing sprayer, and spray is on wood chip; realize the humidification to wood chip; the water ratio of wood chip is reached granulate the moisture needed for producing, thus ensure that it can compression moulding, improve the qualification rate of product.Before wood chip system is improved, in order to ensure the qualification rate of product, higher to water content requirement during buying wood raw material, seriously limit the buying scope of raw material, after adopting wood chip granulating system described in the utility model, make wood raw material be suitable for water ratio scope and obtain larger extension, for the purchasing of raw materials provides great convenience.
According to wood chip granulating system described in the utility model, described atomizing sprayer 600 comprises water body pipeline 610, pneumatic line 620, mixed pipe line 630 and nozzle 640.Fig. 2 shows the structural representation of atomizing sprayer in wood chip granulating system described in the utility model.As shown in Figure 2, described water body pipeline 610 is connected for obtaining the use water needed for spray with water of productive use pipeline, described pneumatic line 620 is connected for obtaining pressurized air with pressurized air storing device, and described water body pipeline 610 and described pneumatic line 620 are connected to make to spray required water and mix in described mixed pipe line with pressurized air with described mixed pipe line 630; Described nozzle 640 is connected to the end of described mixed pipe line 630, and when pressurized air arrives nozzle with the mixture of spray required water, liquid water is atomized into small drop under the effect of high pressure air, then through nozzle ejection, carries out humidification to wood chip.
Preferably, described water body pipeline 610 is provided with by-pass valve control 650.By this by-pass valve control 650, can regulate according to the inherent moisture of wood raw material the water yield entering atomizing sprayer, thus control the final water ratio of wood chip, ensure at water ratio in the required scope of production.Same, by-pass valve control 650 can also being also set on described pneumatic line 620, for controlling compressed-air actuated inlet, realizing the best atomizing effect of water body.
Shown in Figure 2, be provided with spiral stream guidance groove 660 in described nozzle 640.By arranging this spiral stream guidance groove, to the mixture of the pressurized air and water that enter nozzle, there is refluence effect, strong rotation and the disturbance of the mixture of air and water can be caused, advantageously in the atomization of water body simultaneously.
In order to grasp the humidity condition after the original humidity condition of wood chip and spray atomizing water body more accurately, in wood chip granulating system described in the utility model, in described feeder 200, be provided with humidity detector, for detecting the original humidity of wood chip.Need the target humidity reached according to the original humidity detected and its, adjustment spray is to the water yield on wood chip.Further optimally, in described wood chip granulator ingress, also humidity detector can also being set, for detecting the wood chip humidity being about to enter wood chip granulator after humidification, confirming whether its humidity meets production requirement.
In order to realize the automated operation of atomizing spray process, in wood chip granulating system described in the utility model, can also controller be set, described controller is connected with the humidity detector in feeder 200 the original humidity obtaining wood chip.Meanwhile, described controller is also connected for controlling the water yield sprayed with the by-pass valve control on described water body pipeline.Described controller, after obtaining the humidity data that detects of humidity detector, according to original humidity and the required target humidity of wood chip, controls by-pass valve control, thus realizes the automatic adjustment to wood chip injection flow rate.Described control device can adopt existing controller, such as PLC in prior art.By arranging humidity detector in feeder, before wood chip carries out humidification, its humidity is detected, the target humidity reached is needed according to wood chip, injection flow rate is regulated by the by-pass valve control controlling water body pipeline, and then the humidification efficiency of wood chip can be controlled, and without the need to manual operation, greatly improve the work efficiency of wood chip granulating system, reduce cost of labor.
The atomizing effect of compressed-air actuated pressure influence water body, and then affect the humidification efficiency of wood chip, in a kind of embodiment of the present utility model, described compressed-air actuated pressure is 0.6MPa.At this pressure, the atomizing effect of liquid water is best, liquid particulate fine uniform, and spray is best to the speed on wood chip, realizes evenly being humidified and don't wood chip being made to stir.When compressed-air actuated pressure is less than 0.6MPa, not good to the atomizing effect of water body, occur that atomization is incomplete and be atomized the phenomenons such as water body particulate is larger, be unfavorable for the even humidification to wood chip; And when compressed-air actuated pressure is less than 0.6MPa, the jet velocity of atomization water body is comparatively large, when spraying to wood chip, its air-flow produced can stir wood chip, is unfavorable for the stable charging of material and even humidification.
In a kind of embodiment of the present utility model, described feeder 200 is two-screw conveyer.Two-screw conveyer utilizes the rotation of screw-blade, promote bulk cargo to travel forward along hopper, its while convey materials with agitating function, adopt it as the e Foerderanlage of wood chip, can stir wood chip in course of conveying, thus ensure that wood chip can spray equably and is atomized water body, realize evenly being humidified, ensure that the overall humidity of wood chip meets process requirements.
The utility model on the other hand additionally provides a kind of wood chip method of granulating that can reduce environmental pollution, and the operation steps identical with existing wood chip method of granulating is, to be delivered in wood chip granulator by the wood chip be stored in feed chamber to granulate by feeder.Wherein, improvements of the present utility model are, also comprise the waste gas of being discharged by wood chip granulator and import the operation carrying out gas solid separation in cleaning apparatus through blower fan.Processed by the waste gas of discharging nodulizer, reduce environmental pollution.Can also being back in feed chamber by being separated in cleaning apparatus the wood powder obtained, realizing the recovery of raw material.
According to wood chip method of granulating of the present utility model; the method further comprises the opening for feed place atomizing sprayer at wood chip granulator; this atomizing sprayer can spray by liquid water atomization and by atomization water body and be humidified to wood chip to wood chip; thus make wood chip reach humidity needed for production; wood chip can be pressed better shaping, thus improve the qualification rate of product.
Spray adjusts to the amount of the atomization water body on wood chip according to the inherent moisture of wood chip.Generally before granulation, the inherent moisture of wood chip is detected, adjust the atomizing spray water yield according to target humidity, adjust the injection flow rate of atomizing sprayer by by-pass valve control.Preferably, can the inherent moisture that humidity detector detects wood chip be automatically set on described feeder, and this humidity detector is connected with controller, the humidity data detected is sent in this controller.Meanwhile, this controller is also connected with the by-pass valve control on atomizing sprayer, and the inherent moisture according to wood chip carrys out by-pass valve control, thus realizes the control of injection flow rate, realizes overall automated operation, improves wood chip granulation efficiency.
It should be noted, above-described embodiment is described the utility model instead of limits the utility model, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word first, second and third-class use do not represent any order, can be title by these word explanations.

Claims (8)

1. one kind can be reduced the wood chip granulating system of environmental pollution, it is characterized in that: comprise feed chamber (100), feeder (200) and wood chip granulator (300), described feeder (200) two ends are connected with described feed bin (100) and wood chip granulator (300) respectively, granulate for being delivered in wood chip granulator (300) by the wood chip stored in described feed chamber (100); Wherein,
Described wood chip granulating system also comprises blower fan (400) and cleaning apparatus (500), and described cleaning apparatus (500) is connected with the venting port of described wood chip granulator (300); Described blower fan (400) is connected with described cleaning apparatus (500), and the waste gas for being discharged by described wood chip granulator (300) imports in described cleaning apparatus (500) and carries out gas solid separation process.
2. wood chip granulating system according to claim 1, it is characterized in that: the discharge port of described cleaning apparatus (500) is connected with described feed chamber (100) by transport pipe (700), for being back to processing the solid obtained in feed chamber (100).
3. wood chip granulating system according to claim 2, is characterized in that: the level height of the discharge port lowermost end of described cleaning apparatus (500) is higher with the level height of described feed chamber (100) junction than described pipeline (700).
4. wood chip granulating system according to claim 1; it is characterized in that: described wood chip granulating system also comprises atomizing sprayer (600); described atomizing sprayer (600) is arranged on the opening for feed place of described wood chip granulator (300), for being atomized water body spray to wood chip.
5. wood chip granulating system according to claim 4, is characterized in that: described atomizing sprayer (600) comprises water body pipeline (610), pneumatic line (620), mixed pipe line (630) and nozzle (640); Wherein,
Described water body pipeline (610) is connected for obtaining the use water needed for spray with water of productive use pipeline;
Described pneumatic line (620) is connected for obtaining pressurized air with pressurized air storing device;
Described water body pipeline (610) and described pneumatic line (620) are connected to make to spray required water and mix in described mixed pipe line with pressurized air with described mixed pipe line (630);
Described nozzle (640) is connected to the end of described mixed pipe line (630), for being atomized water body ejection.
6. wood chip granulating system according to claim 4, is characterized in that: described water body pipeline (610) and described pneumatic line (620) are provided with by-pass valve control (650).
7. wood chip granulating system according to claim 4, is characterized in that: be provided with spiral stream guidance groove (660) in described nozzle (640).
8. wood chip granulating system according to claim 4, is characterized in that: described compressed-air actuated pressure is 0.6MPa.
CN201420482029.3U 2014-08-25 2014-08-25 A kind of wood chip granulating system that can reduce environmental pollution Expired - Fee Related CN204039351U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104152205A (en) * 2014-08-25 2014-11-19 云南玉加宝人造板有限公司 Wood chip granulation system and wood chip granulation method capable of reducing environmental pollution
CN105316069A (en) * 2015-11-06 2016-02-10 江西康丰生物科技有限公司 Technology for refining biochar through waste fungus residue recovery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104152205A (en) * 2014-08-25 2014-11-19 云南玉加宝人造板有限公司 Wood chip granulation system and wood chip granulation method capable of reducing environmental pollution
CN105316069A (en) * 2015-11-06 2016-02-10 江西康丰生物科技有限公司 Technology for refining biochar through waste fungus residue recovery

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Effective date of registration: 20160801

Address after: 653100 Yunnan city of Yuxi province high tech Zone Teng Xiaolu No. 36

Patentee after: Yuxi Bao Bao biological energy Co., Ltd.

Address before: 653100 Yunnan city of Yuxi province high tech Zone Teng Xiaolu No. 36

Patentee before: Yunnan Yujiabao Artifical Wood Co., Ltd.

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Effective date of registration: 20180928

Address after: 653106 Hongta research Zone Industrial Park, Yuxi, Yunnan

Patentee after: Yuxi Wande Energy Technology Co., Ltd.

Address before: 653100 36 Tengxiao Road, Yuxi hi tech Zone, Yunnan

Patentee before: Yuxi Bao Bao biological energy Co., Ltd.

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Granted publication date: 20141224

Termination date: 20190825

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