CN103316610A - Method for reducing working temperatures of main shaft and compression roller bearing of biomass granulator - Google Patents
Method for reducing working temperatures of main shaft and compression roller bearing of biomass granulator Download PDFInfo
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- CN103316610A CN103316610A CN201310260683XA CN201310260683A CN103316610A CN 103316610 A CN103316610 A CN 103316610A CN 201310260683X A CN201310260683X A CN 201310260683XA CN 201310260683 A CN201310260683 A CN 201310260683A CN 103316610 A CN103316610 A CN 103316610A
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- main shaft
- oil
- cooling
- compression roller
- pressure roller
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The invention discloses a method for reducing working temperatures of a main shaft and a compression roller bearing of a biomass granulator. The method comprises the following steps: 1. machining communicated cooling holes in the main shaft and a compression roller of the granulator along an axial direction to form a set of a cooling circuit system, wherein the system takes oil as a cooling medium; 2. additionally arranging a set of a water cooling system outside the main shaft and compression roller oil cooling system so as to cool oil which passes through the main shaft and the compression roller and is subjected to temperature rising by room-temperature water again; and 3. arranging a temperature control device on the main shaft so as to ensure that the working temperature of the main shaft is in a reasonable range. The method disclosed by the invention has the advantages that the working temperatures of shaft bearing and the compression roller can be reduced so as to greatly prolong the service lives of an annular mould and the compression roller, prolong the continuous working time of the granulator and reduce the production cost of biomass briquettes fuel. The granulator, employing the method for reducing the temperatures of the main shaft and the compression roller, has strong adaptability to raw materials and can be used for particle molding machining of various straw and bamboo/wood machining leftovers.
Description
Technical field
What the present invention relates to is a kind of method that reduces living beings granulation machine main shaft and pressure roller operating temperature, belongs to the biomass energy source domain.
Background technology
Not only resource is fewer and feweri to comprise the fossil energy of oil and coal, and very serious to the pollution of environment.Material agricultural crop straw, wood machining residues, slash logging residue, waste and old furniture that can be used as biomass energy etc. has characteristics such as wide material sources, reusable edible, environmental pollution are light.Biological material is to be made into bar-shaped grain forming fuel as one of approach of using energy source.In recent years, grain forming fuel production equipment and technology are ripe day by day, enter large-scale production.But; existing facility for granulating generally adopts butter lubricated; work middle (center) bearing quick heating, operating temperature pressure roller and ring mould uncontrollable, granulator are easy to wear; maintenance and change that workload is big, the time is long; cause the granulator continuous operation time short; namely need change bearing and mold system in continuous operation 200-300 hour under the normal condition, greatly increase the production cost of biomass molding fuel, reduce production efficiency.
Summary of the invention
What the present invention proposed is a kind of method that can effectively reduce living beings granulation machine main shaft and roller bearing operating temperature, and its purpose is intended to improve the granulator stream time, enhances productivity.
Technical solution of the present invention is:
OnePlant the method that reduces biological granulator main shaft and roller bearing operating temperature, comprise following processing step:
One, the equal cooling hole that go out to be communicated with of machining vertically of living beings granulation machine main shaft and pressure roller forms a cover cooling circuit system, and this system is cooling medium with oil;
Two, a cover water cooling system is set again outside the living beings granulation machine main shaft oil cooling system, for reducing the cold oil of temperature rising behind flow through main shaft and the pressure roller; During work, by the oil pump applied pressure, cold oil is circulated in main shaft and pressure roller loop, the heat that produces during with main shaft and roller bearing work brings out by cold oil, the deep fat that comes out from cooling circuit carries out heat exchange through water cooling system again, the oil that reduces temperature enters fuel tank and continues radiating and cooling, and the oil after the cooling enters main shaft and pressure roller cooling circuit again by oil pump, reaches the purpose that reduces main shaft and roller bearing significantly;
Three, on the living beings granulation machine main shaft temperature sensor and warning device are set, and corresponding control circuit, guarantee that the main shaft operating temperature is in reasonable range.
Advantage of the present invention: the operating temperature that can reduce living beings granulation mainshaft bearing and pressure roller; thereby prolong the service life of ring mould and pressure roller significantly; prolong the granulator stream time; the granulator continuous operating time increased substantially to more than 2000 hours from 200-300 hour, thereby reduced the production cost of biomass molding fuel.Adopt the main shaft of patent application proposition of the present invention and the granulator of pressure roller cool-down method, adaptability to raw material is strong, can be used for the grain forming processing of various stalks and bamboo/wooden industrial wood waste.
Description of drawings
Accompanying drawing 1 is a kind of structural representation that reduces the living beings granulation machine of main shaft and roller bearing operating temperature.
Accompanying drawing 2 is the schematic diagrames that rotate at the little axle of a, b at the drive lower compression roller 1 that encircles mould 2.
Accompanying drawing 3 is circuit diagrams of temperature control equipment.
Among the figure 1 is pressure roller, the 2nd, the ring mould, the 3rd, spindle assemblies, the 4th, the hollow sleeve shaft assembly, the 5th, driven gear wheel, the 6th, the drainback passage in the main shaft, the 7th, the oil inlet passage in the main shaft, the 8th, oil returning tube, the 9th, cooling water, the 10th, pressure oil pipeline, the 11st, fuel tank, the 12nd, oil pump, K: electrothermal relay (JR28-25 4A), KM: A.C. contactor (CJX2-1210), STP: stop button (ZB2-BA4C(redness)), ST: QF starting button (ZB2-BA4C(blueness)): power switch (ZD47-10A 1P), KT1, KT2: the time relay (AH3-3 30 minutes), KA: auxiliary reclay (MY4X-J), YV: magnetic valve (DF2-3), HA: alarm (LTE-1101J).
The specific embodiment
OnePlant the method that reduces living beings granulation machine main shaft and roller bearing operating temperature, it is characterized in that this method comprises following processing step:
1), in the equal machining cooling hole that goes out to be communicated with vertically of living beings granulation machine main shaft and pressure roller, form a cover cooling circuit system, this system is cooling medium with oil;
2), a cover water cooling system is set again, for reducing the cold oil of temperature rising behind flow through main shaft and the pressure roller outside living beings granulation machine main shaft oil cooling system; During work, by the oil pump applied pressure, cold oil is circulated in main shaft and pressure roller loop, the heat that produces during with main shaft and roller bearing work brings out by cold oil, the deep fat that comes out from cooling circuit carries out heat exchange through water cooling system again, the oil that reduces temperature enters fuel tank and continues radiating and cooling, and the oil after the cooling enters main shaft and pressure roller cooling circuit again by oil pump, reaches the purpose that reduces main shaft and roller bearing operating temperature significantly;
3), temperature control equipment is set on the living beings granulation machine main shaft, guarantee that the main shaft operating temperature is in the scope of regulation.
Embodiment 1Be that raw material is made bar-shaped shaped fuel with cotton stalk
With reference to the accompanying drawings 1, start oil pump 12, make the cold oil system works; (gas is done or wet cotton stalk with cotton stalk to adopt wood chipping equipment, cotton stalk weight in wet base 60kg/m3) chopping, be dried to average moisture content≤16%, by spiral positive feed device cotton stalk particle is sent into the granulator feed(raw material)inlet, in housing (double dot dash line) along with the ring mould rotational motion, be pressed in the taper moulding hole that radially distributes in the ring mould in pressure roller and ring mould contact position, the moulding hole of ring in the mould is 16mm (can according to require change), along with the continuous quilt of cotton stalk particle is got into the moulding hole, the density of the particle in the hole is more and more higher, finally radially extrude the ring mould with bar-shaped form, the material scraper that is slowly moved fractures into corynebacterium, is transported by belt conveyer after air-cooled; Oil pump electrical machinery is buncher, and the flow of oil can be regulated within the specific limits, control main shaft operating temperature≤70 ℃.
The index of the bar-shaped shaped fuel of cotton stalk is as follows:
Density 〉=0.9Kg/cm3, moisture content≤15%.Fuel diameter 16mm, calorific value 〉=4200Kcarl/Kg.
Embodiment 2Be that raw material is made wooden shaped fuel with wooden industrial wood waste
At first industrial wood waste is screened, coarse fodder enters the wood chipping equipment chopping, and fines can directly enter conveyance conduit; It is to be delivered to siccative after the roller drier of medium is dried to moisture content≤18% that the wood particle is sent into the hot-air; With reference to the accompanying drawings 1, start oil pump 12 and make main shaft and pressure roller oil cooling system works, all the other operations are with embodiment 1.
The index of wooden bar-shaped shaped fuel is as follows:
Density 〉=1.0Kg/cm3, moisture content≤15%, fuel diameter 8-16mm, calorific value 〉=4600Kcarl/Kg.
Embodiment 3Be that raw material is made stalk charcoal shaped fuel with the cornstalk
At first cornstalk is carried out middle Low Temperature Heat Treatment (claiming charing again), its step is as follows: cornstalk is Daed and is Baoed Cheng Bales to reduce volume, Low Temperature Heat Treatment kiln in sending into, the combustible gas that produces when handling kiln with cornstalk heat treatment is main thermal source, cornstalk experiences dry, middle Low Temperature Heat Treatment (temperature 120-150 ℃) in kiln, pyrolysis part hemicellulose and lignin, the cornstalk after the heat treatment is more crisp, the power consumption in the time of can reducing fragmentation.Cornstalk moisture content≤8% after the processing is sent into the siccative storehouse after fragmentation, all the other operations are with embodiment 1.
The index of the bar-shaped shaped fuel of cornstalk is as follows:
Density 〉=1.1Kg/cm3, moisture content≤12%, fuel diameter 8-16mm, calorific value 〉=4600Kcarl/Kg.
Claims (2)
1. method that reduces living beings granulation machine main shaft and roller bearing operating temperature is characterized in that this method comprises following processing step:
1), in the equal machining cooling hole that goes out to be communicated with vertically of living beings granulation machine main shaft and pressure roller, form a cover cooling circuit system, this system is cooling medium with oil;
2), a cover water cooling system is set again, for reducing the cold oil of temperature rising behind flow through main shaft and the pressure roller outside living beings granulation machine main shaft oil cooling system; During work, by the oil pump applied pressure, cold oil is circulated in main shaft and pressure roller loop, the heat that produces during with main shaft and roller bearing work brings out by cold oil, the deep fat that comes out from cooling circuit carries out heat exchange through water cooling system again, the oil that reduces temperature enters fuel tank and continues radiating and cooling, and the oil after the cooling enters main shaft and pressure roller cooling circuit again by oil pump, reaches the purpose that reduces main shaft and roller bearing operating temperature significantly;
3), at the granulator main shaft temperature control equipment is set, guarantee that the main shaft operating temperature is in the scope of regulation.
2. a living beings granulation machine that reduces main shaft and roller bearing operating temperature is characterized in that structure comprises pressure roller, the ring mould, spindle assemblies, hollow sleeve shaft assembly, driven gear wheel, oil inlet passage in the drainback passage in the main shaft, main shaft, oil returning tube, cooling water, pressure oil pipeline, fuel tank, oil pump, wherein spindle assemblies is Y shape, and two little axles of a, b are arranged on its end, is with pressure roller at little axle; Driven gear wheel is fixed on the hollow sleeve shaft assembly, and during work, power reaches on the active gear wheel through main motor, driver pinion, drives the ring mould and rotates; Main shaft does not rotate; Pressure roller is adjustable with the slit of ring intermode, rotates at two little axles of a, b at the drive lower compression roller that encircles mould; The cold oil closed circuit is made up of the drainback passage in the main shaft in the spindle assemblies and the oil inlet passage in the main shaft, the vertical fuel feed hole of main shaft, main shaft spill port are arranged in the rear-end of spindle of spindle assemblies, cold oil gos deep into two little axles of a, b by oil pump along the vertical fuel feed hole of the main shaft in the spindle assemblies, and pass sleeve on the little axle, return oil returning tube along the main shaft spill port after the oil temperature rise, oil returning tube passes through cooling water, after the water tank cooling, flow into the further radiating and cooling of fuel tank, circulate again by oil pump path pressure oil pipeline again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260683XA CN103316610A (en) | 2013-06-27 | 2013-06-27 | Method for reducing working temperatures of main shaft and compression roller bearing of biomass granulator |
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| CN201310260683XA CN103316610A (en) | 2013-06-27 | 2013-06-27 | Method for reducing working temperatures of main shaft and compression roller bearing of biomass granulator |
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| CN103316610A true CN103316610A (en) | 2013-09-25 |
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| CN201310260683XA Pending CN103316610A (en) | 2013-06-27 | 2013-06-27 | Method for reducing working temperatures of main shaft and compression roller bearing of biomass granulator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422969A (en) * | 2016-10-08 | 2017-02-22 | 长春市农业机械研究院 | Ring membrane granulator |
| CN106994316A (en) * | 2017-05-31 | 2017-08-01 | 安硕文教用品（上海）股份有限公司 | A kind of pencil material granulator |
| CN108097165A (en) * | 2017-12-27 | 2018-06-01 | 谢文金 | A kind of energy-saving feed processing granulator |
| CN108273445A (en) * | 2017-12-29 | 2018-07-13 | 哈尔滨重齿传动设备有限公司 | A kind of novel biomass granulator |
| CN115400689A (en) * | 2022-09-28 | 2022-11-29 | 江苏福亿机械科技有限公司 | Rolling dry granulation equipment with cooling water channel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2700940A (en) * | 1948-04-02 | 1955-02-01 | Clyde V Johnson | Apparatus for preparing moldable materials and producing pellets |
| CN200947753Y (en) * | 2006-08-29 | 2007-09-19 | 陈信平 | Straw pelletizer with a cooling device |
| CN200998657Y (en) * | 2006-12-01 | 2008-01-02 | 田中武 | Ring mould cubing machine roller circulation lubricating cooling device |
| CA2502030C (en) * | 2002-11-21 | 2009-02-03 | Mitsubishi Materials Corporation | Method for forming compact from powder and mold apparatus for powder molding |
| FR2962922A1 (en) * | 2010-07-22 | 2012-01-27 | Promill Stolz | PELLETING MACHINE WITH IMPROVED LUBRICATION AND COOLING MEANS |
-
2013
- 2013-06-27 CN CN201310260683XA patent/CN103316610A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2700940A (en) * | 1948-04-02 | 1955-02-01 | Clyde V Johnson | Apparatus for preparing moldable materials and producing pellets |
| CA2502030C (en) * | 2002-11-21 | 2009-02-03 | Mitsubishi Materials Corporation | Method for forming compact from powder and mold apparatus for powder molding |
| CN200947753Y (en) * | 2006-08-29 | 2007-09-19 | 陈信平 | Straw pelletizer with a cooling device |
| CN200998657Y (en) * | 2006-12-01 | 2008-01-02 | 田中武 | Ring mould cubing machine roller circulation lubricating cooling device |
| FR2962922A1 (en) * | 2010-07-22 | 2012-01-27 | Promill Stolz | PELLETING MACHINE WITH IMPROVED LUBRICATION AND COOLING MEANS |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422969A (en) * | 2016-10-08 | 2017-02-22 | 长春市农业机械研究院 | Ring membrane granulator |
| CN106994316A (en) * | 2017-05-31 | 2017-08-01 | 安硕文教用品（上海）股份有限公司 | A kind of pencil material granulator |
| CN108097165A (en) * | 2017-12-27 | 2018-06-01 | 谢文金 | A kind of energy-saving feed processing granulator |
| CN108097165B (en) * | 2017-12-27 | 2021-04-27 | 安徽省正大源饲料集团有限公司 | Energy-saving feed processing granulation machine |
| CN108273445A (en) * | 2017-12-29 | 2018-07-13 | 哈尔滨重齿传动设备有限公司 | A kind of novel biomass granulator |
| CN115400689A (en) * | 2022-09-28 | 2022-11-29 | 江苏福亿机械科技有限公司 | Rolling dry granulation equipment with cooling water channel |
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Application publication date: 20130925 |