CN101613022B - Buffer breakage-proof flat bottom silo - Google Patents
Buffer breakage-proof flat bottom silo Download PDFInfo
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- CN101613022B CN101613022B CN2009100761783A CN200910076178A CN101613022B CN 101613022 B CN101613022 B CN 101613022B CN 2009100761783 A CN2009100761783 A CN 2009100761783A CN 200910076178 A CN200910076178 A CN 200910076178A CN 101613022 B CN101613022 B CN 101613022B
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- silo
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- blanking barrel
- flat bottom
- breakage
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Abstract
The invention relates to a buffer breakage-proof flat bottom silo, wherein, a central blanking barrel and a central column which are connected through a rigid mechanism are fixed in the center of the silo; an internal screw downspouting is arranged in the central blanking barrel and the central column is coiled with one or a plurality of screw downspoutings. In the buffer breakage-proof flat bottom silo in the invention, materials firstly pass through the internal screw downspouting, then pass through an external screw downspouting, and freely fall to the bottom part of the flat bottom silo by ensuring the minimum fall in a slipping manner, thus forming a pointed piling form with high center and low center peripheral part. When the materials account for 60% of the silo body space, a mobile distributing device is started to locate randomly, and a rotary distributing bridge does rotary movement along an annular orbit; blocky materials slip from the inner part of the silo center to the periphery of the center along the pointed piling gradient of raw materials and complete the distribution of the remaining 40% of the peripheral space of the silo. The invention effectively controls the fall of material free fall, increases blanking friction force, mitigates the impact of materials and reduces flow rate, thus being in particular applicable to the storage of blocky materials.
Description
Technical field
The present invention relates to a kind ofly be used to store in a warehouse during lump material, material is slided put in storage to prevent that lump material is not because of there being the broken device of buffering free-falling body.
Background technology
Reduce the lump material fragmentation at present following several structure arranged basically:
A kind of is that silo outer wall reservation coal falling hole adds the spiral chute device, this device has breakage-proof preferably effect, great advantage is not need power after installing, deadweight and speed by material slide on spiral chute, cause silo intensity to reduce, fully profit has storage space, otherwise only be applicable to highly higher, the silo that diameter is less.Or silo is set to inside and outside two layers, adopt " intermediate bunker " to impact with the gravity that relaxes material, but increase the cost of building silo, complicated, exist complex structure, material flow is fast, flow is uncontrollable, the material drop is bigger, and the bad deficiency that waits of anti-crushing effect increases the extra civil engineering and the investment of equipment and materials.
Another kind is flexible cylinder unit, one of shortcoming is to be to be flexible coupling between tube and the tube, and as blanking at the bottom of the storehouse, the bottom retracting cylinder can produce horizontal displacement and influence use in lifting process, two of shortcoming is that the weight that the lifting motor is born when retracting cylinder is superimposed is big, and consumption of power is big.
Also have a kind ofly for gravity loading storage is when setting up warehouse, the bottom side in storehouse is built up a clinoplane, lump material slips in the storehouse along this inclined-plane through Hatch Opening, and supreme to build up to the storehouse full by the bottom.This kind mode is avoided lump material directly to fall into the bottom and is clashed into fragmentation, can reach the anti-crushing requirement.But its floor area is big, and capacity is little, and can only adopt when newly-built ore deposit, factory mostly, and many old ore deposits factory mostly is straight storehouse, transforms to be difficult for.
This case patent applicant development has also been declared patent plain base loose unpacked material silo, the patent No. is ZL200720100930.X, form by silo base plate and silo wall, at silo base plate center blanking port is set, the center of gyration discharge barrel is connected on the blanking port silo base plate all around by the turning down bearing, revolution discharging machine the inner is connected on the center of gyration discharge barrel by supporting hinges, the outer end is connected with flute profile rotary track on the silo base plate, drive by actuating device, with the center of gyration discharge barrel is the center of circle, make circular movement along the flute profile rotary track, change the below that the material belt is installed in blanking port.Be provided with the umbrella protection eaves that goes in ring in a week around silo wall inwall, this protection eaves hides above the flute profile rotary track, utilizes the camber angle of material, guarantees that under any circumstance material can not fallen on the flute profile rotary track.The utility model has been cancelled the original center spindle structure of silo, and the center of gyration discharge barrel is directly rotated above blanking port by swing bearing, has enlarged the blanking port size, makes the discharging of silo convenient, unimpeded.But this patent only is applicable to the storage of loose unpacked material, when being used for the lump material storage, can't reduce percentage of damage.
This case patent applicant development has also been declared the electrodeless distribution device of silo of patent, application number 200820078090.6, be made up of silo, top, the storehouse crane span structure, central blanking barrel and the reversing bridge that are installed in silo top, wherein: central blanking barrel is fixedly mounted on the central authorities of top, storehouse crane span structure; The two end supports of reversing bridge is on the reversing bridge track that is arranged on the silo, and the center suspension assembly that relies on its middle part to install, be movably connected on the central blanking barrel by drop-hanger bearing, drive by the reversing bridge actuating device that is installed on the reversing bridge, on the reversing bridge track, do rotatablely moving around central blanking barrel; The central authorities of reversing bridge are provided with material-falling hopper, and the top of material-falling hopper is over against the outlet of central blanking barrel, and the below outlet is led in the silo; Reversing bridge is provided with movably leather belt material distributing device, one end of steel rope is walked around an end that is connected leather belt material distributing device after the steel rope track adjusting wheel that is fixed on the reversing bridge, the other end is walked around the other end that is connected leather belt material distributing device behind the winch, drive by the winch actuating device, drive leather belt material distributing device and on the walking track on the reversing bridge, move.
This case patent applicant development has also been declared the buffering material-distribution device of cartridge of patent, and application number is 200610102001.2, is at center mast of silo internal fixation, and one or more spiral slide that spiraled on center mast inlet is communicated with the silo inlet point; Silo top is provided with a reversing bridge of making gyroscopic movement around center mast, liftable cloth reversing bridge dangles below reversing bridge by steel rope, a upper end is connected with the outside of the sealing cylinder movable set of annular guide skewed slot at spiral slide, and annular guide skewed slot captiveed joint with the cloth reversing bridge, sealing cylinder can be turned round with the together lifting of cloth reversing bridge.Buffering material-distribution device of cartridge of the present invention can make material arrive the cloth reversing bridge by spiral slide in the mode of landing, and again with the drop free-falling body of the minimum material bed surface in the silo, but structure is complicated, and maintenance is difficulty.
This case patent applicant development has also been declared the plain base silo civil engineering structure of patent, and application number is 200820124000.2, comprises that the draining of the reinforcement at flat bottom silo top, antifreeze circulation heating, bottom dehumidifies, has increased outfeed belt corridor and blanking port.Solved because of uneven inclined to one side storehouse of material or the flat bottom silo height superelevation that causes of cloth or discharging, and caused flat bottom silo wall unbalance stress and deform; Make this storage equipment of silo do not used widely and can freeze, allow moisture content in the material filter and discharge, avoided in the material moisture content too much through actv. in the lower area of temperature, cause wet mud material at the blanking port place from overflowing; Increase blanking port in the silo bottom, make discharging more smooth and easy.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can effectively avoid the directly movement of falling object of big drop from a high position to the low level of lump material, all the time guarantee that lump material is slipped in the silo with the blanking distance of minimum, actv. control fall of material free fall, and increased blanking friction force, alleviated the material impulsive force, reduced flow velocity, effectively reduced lump material storage and put in storage and fall the percentage of damage of pounding.
Buffer breakage-proof flat bottom silo provided by the invention is to be based upon this case patent applicant development also to have declared on the basis of the electrodeless distribution device of silo of patent, plain base loose unpacked material silo, buffering material-distribution device of cartridge, plain base silo civil engineering structure.Include spoke type prestress anti-deformation device, crossbeam, silo ceiling, moving cloth device, reversing bridge actuating device, flat bottom silo base plate, spiral revolution drawing mechanism, also include:
A kind of central blanking barrel that has the inside spin chute, its top are provided with top flange and are connected as one by silo ceiling and silo wall; Center ring stiffener in central blanking barrel bottom and the spoke type prestress anti-deformation device is connected as a body.By 2 circumference location up and down, make central blanking barrel be fixed on the center of silo, prevent skew.
A kind ofly can form the rigid mechanism that freely to adjust by pull bar and hinge in case the accentric rigid mechanism.Its top links to each other with central blanking barrel by two swing bearings; its underpart is connected with the hollow center axle by tilting bearing; make fixed central blanking barrel and the center mast that has the external spiral chute to adjust flexibly according to the different situations of material in the silo; can actv. prevent the deflecting away from the storehouse of material and the center mast distortion that causes, thus the protection center mast.
A center mast, the two ends by rigid mechanism and bottom center of gyration blanking barrel vertically 2 hang, Zhi Dingwei, make it be fixed on the center of silo.Coiling one or more external spiral chute on the center mast.The external spiral chute has the spiral backplate of certain altitude, and backplate is provided with vertical continous way reinforced rib, guarantees the longitudinal rigidity of center mast, external spiral chute, prevents the distortion that causes because of unbalance stress.Slide blanking by spiral chute, actv. control fall of material free fall, and increased the friction force that material falls, and alleviated impulsive force, reduced flow velocity.
Wherein, the lead angle of spiral chute is advisable with 20-70 °.The form of spiral chute can be a kind of in square, semicircle, the polygon.
Also comprise bottom center of gyration blanking barrel, blanking barrel duplex bearing is up and down adopted at two ends, makes the bottom center of gyration blanking barrel can rotation, has guaranteed that spiral revolution drawing mechanism not only can rotation, and can be along profile of tooth rotary track revolution discharging.
Being installed in the distribution device on the revolution cloth bridge, can be belt feeder, screw machine, a kind of in the scraper plate machine structure conveyer.
Buffer breakage-proof flat bottom silo of the present invention is by the external spiral chute on the inside spin chute in the central blanking barrel, rigid mechanism, revolution cloth bridge, moving cloth device, the center mast, the reasonable cooperation between the center of gyration blanking barrel of bottom, all the time control fall of material free fall, and increased the friction force that material falls, alleviate impulsive force, reduced flow velocity.Thereby solved lump material is caused high percentage of damage by the direct blanking of inlet point a difficult problem actv..The present invention has reduced consumption of power, reduces noise and anti-dust from flying, and reasonable in design, simple in structure, Operating Expenses is low, has improved economic benefit.
Description of drawings
Fig. 1 is the structural representation of the anti-dress of flat bottom silo charging buffering of the present invention antibreaker;
Fig. 2 is the I enlarged drawing of Fig. 1;
Fig. 3 is the II enlarged drawing of Fig. 1;
Fig. 4 is the A-A cutaway view of Fig. 1;
Fig. 5 is the working state schematic representation of the anti-dress of flat bottom silo charging buffering of the present invention antibreaker;
The specific embodiment
The structure of the anti-dress of flat bottom silo charging buffering antibreaker comprises crossbeam 2, central blanking barrel 7, inlet point 8, revolution cloth bridge 9, bottom center of gyration blanking barrel 16, center mast external spiral chute 17, center mast 18, rigid mechanism 19, central blanking barrel inside spin chute 20 as shown in Figure 1.
As shown in Figure 2, have the central blanking barrel 7 of inside spin chute 20, be connected as one by top flange 6 and silo ceiling 3, silo wall 12; Central blanking barrel 7 bottoms adopt the center ring stiffener 5 in the spoke type prestress anti-deformation device 1 to be connected as a body.Make central blanking barrel 7 be fixed on silo central authorities.
Rigid mechanism 19 is made up of many connecting rods 22.Top links to each other with central blanking barrel 7 by two swing bearings 21, and the bottom is connected with center mast 18 by tilting bearing 23.
As shown in Figure 5, periphery on silo wall 12 tops is provided with a circle circular orbit 11, the two ends of revolution cloth bridge 9 are placed on respectively on the circular orbit 11, drive 10 by the reversing bridge actuating device that is fixed on back on bridge cloth bridge 9 outer ends, drive to turn round cloth bridge 9 and make gyroscopic movement with the silo center.
Bottom center of gyration blanking barrel 16, two ends adopt blanking barrel duplex bearing 25 up and down, make the bottom center of gyration blanking barrel 16 can rotation, have guaranteed that spiral revolution drawing mechanism 15 not only can rotation, and can be along the 14 revolution dischargings of profile of tooth rotary track.
The principle of work of buffer breakage-proof flat bottom silo of the present invention is: during the beginning charging, lump material enters central blanking barrel from inlet point, along the inside spin chute of central blanking barrel, relies on gravity, slide in the center mast external spiral chute, lump material arrives flat bottom silo base plate place in the mode that slides.Because the center blanking forms height of center, the pointed accumulation shape that the central periphery place is low.
When material account for the warehouse space 60% the time, start the moving cloth device, location arbitrarily, revolution cloth bridge is done gyroscopic movement along circular orbit under the driving of reversing bridge actuating device.Lump material along the pointed angle of dump slope of former material by the silo central inner to the central periphery landing, finish the cloth of remaining 40% peripheral space of silo.Utilize the storage space of silo fully.Remain lump material and carry out blanking, storing in the mode that slides, actv. control fall of material free fall, and increased the friction force that material falls, and alleviated impulsive force, reduced flow velocity, to greatest extent percentage of damage is dropped to minimum.
Claims (5)
1. buffer breakage-proof flat bottom silo includes:
A kind of central blanking barrel (7) that has the inside spin chute is provided with top flange (6) and is connected as one by silo ceiling (3) and silo wall (12) on it; Center ring stiffener (5) in central blanking barrel (7) bottom and the spoke type prestress anti-deformation device (1) is connected as a body, and by 2 circumference location up and down, makes central blanking barrel (7) be fixed on the center of silo;
A kind of can be in case accentric rigid mechanism (19), its top links to each other with central blanking barrel (7) by two swing bearings (21), the bottom is passed through tilting bearing (23) and is connected with hollow center post (18);
A center mast (18), two ends by rigid mechanism (19) and bottom center of gyration blanking barrel (16) vertically 2 hang, Zhi Dingwei, make it be fixed on the center of silo, coiling one or more external spiral chute (17) on the center mast (18), external spiral chute (17) has spiral backplate (27), and the backplate hand of spiral is provided with vertical continous way reinforced rib (26);
Bottom center of gyration blanking barrel (16), blanking barrel duplex bearing (25) is up and down adopted at two ends, make the bottom center of gyration blanking barrel (16) can rotation, guaranteed that spiral revolution drawing mechanism (15) not only can rotation, and can be along profile of tooth rotary track (14) revolution discharging.
2. buffer breakage-proof flat bottom silo according to claim 1 is characterized in that center mast is a hollow structure.
3. the inside spin in the buffer breakage-proof flat bottom silo according to claim 1, external spiral chute, the lead angle that it is characterized in that spiral chute is 20-70 °, the form of spiral chute can be a kind of in square, semicircle, the polygon various ways.
4. buffer breakage-proof flat bottom silo according to claim 1 is characterized in that spiral chute can be set to inside spin, also can be set to be coiled in the outer external spiral of center mast, can be single head, also can be double end or bull.
5. buffer breakage-proof flat bottom silo according to claim 1 is characterized in that turning round the moving cloth device on the cloth bridge, can be a kind of in belt feeder, screw machine, scraper plate machine, the plough glassware structure conveyer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100761783A CN101613022B (en) | 2009-01-13 | 2009-01-13 | Buffer breakage-proof flat bottom silo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100761783A CN101613022B (en) | 2009-01-13 | 2009-01-13 | Buffer breakage-proof flat bottom silo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101613022A CN101613022A (en) | 2009-12-30 |
| CN101613022B true CN101613022B (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100761783A Expired - Fee Related CN101613022B (en) | 2009-01-13 | 2009-01-13 | Buffer breakage-proof flat bottom silo |
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| Country | Link |
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| CN (1) | CN101613022B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872675A (en) * | 2012-09-21 | 2013-01-16 | 中冶长天国际工程有限责任公司 | Buffer, bypass device, and absorption tower and adsorption tower provided with bypass device |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013013632A1 (en) * | 2011-07-26 | 2013-01-31 | 中国神华能源股份有限公司 | Silo |
| CN103362547B (en) * | 2012-04-07 | 2015-09-09 | 安徽省矿业机电装备有限责任公司 | Feed intake under a kind of coal mine filling recovery well snubber |
| CN103171885B (en) * | 2013-03-14 | 2016-01-06 | 中国华冶科工集团有限公司 | To turn back buffer slide chute and installation method thereof |
| CN104555160A (en) * | 2013-10-12 | 2015-04-29 | 郑州大学 | Storage bin provided with spiral slideway |
| CN103601000A (en) * | 2013-12-09 | 2014-02-26 | 安阳市大正钢板仓有限责任公司 | Spiral discharging device of steel plate silo |
| CN107324078A (en) * | 2017-06-08 | 2017-11-07 | 上海电力环保设备总厂有限公司 | Large-scale closing silo and its feed process and discharging method |
| CN107352292A (en) * | 2017-09-12 | 2017-11-17 | 中水北方勘测设计研究有限责任公司 | Prevent the quick system of putting in storage of big discrepancy in elevation grinding coagulation soil of aggregate separated |
| CN108745027A (en) * | 2018-08-22 | 2018-11-06 | 张家港市东方高新聚氨酯有限公司 | For the mixing arrangement in waterborne polyurethane synthetic leather inorganic agent production system |
| CN111980436A (en) * | 2020-09-08 | 2020-11-24 | 东莞市莞城建筑工程有限公司 | Existing silo top additional building structure and existing silo top additional building method |
| CN112298893A (en) * | 2020-12-02 | 2021-02-02 | 中冶京诚工程技术有限公司 | Blanking height difference buffering center post structure and storage material warehouse |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2440326B2 (en) * | 1978-10-31 | 1985-06-21 | Egretier Et Cie Sa | SELF-DRAINING ROTARY TANK DEVICE |
| CN1724318A (en) * | 2005-07-08 | 2006-01-25 | 朱耀平 | Silo for storing bulking stuff |
| CN201080375Y (en) * | 2007-09-21 | 2008-07-02 | 朱耀平 | Silo distributing device |
-
2009
- 2009-01-13 CN CN2009100761783A patent/CN101613022B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2440326B2 (en) * | 1978-10-31 | 1985-06-21 | Egretier Et Cie Sa | SELF-DRAINING ROTARY TANK DEVICE |
| CN1724318A (en) * | 2005-07-08 | 2006-01-25 | 朱耀平 | Silo for storing bulking stuff |
| CN201080375Y (en) * | 2007-09-21 | 2008-07-02 | 朱耀平 | Silo distributing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872675A (en) * | 2012-09-21 | 2013-01-16 | 中冶长天国际工程有限责任公司 | Buffer, bypass device, and absorption tower and adsorption tower provided with bypass device |
| CN102872675B (en) * | 2012-09-21 | 2015-09-09 | 中冶长天国际工程有限责任公司 | Buffer, shunting device and there is Analytic Tower and the adsorption tower of this shunting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101613022A (en) | 2009-12-30 |
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