CN106276182A - Lump coal breakage-proof device - Google Patents
Lump coal breakage-proof device Download PDFInfo
- Publication number
- CN106276182A CN106276182A CN201610877171.1A CN201610877171A CN106276182A CN 106276182 A CN106276182 A CN 106276182A CN 201610877171 A CN201610877171 A CN 201610877171A CN 106276182 A CN106276182 A CN 106276182A
- Authority
- CN
- China
- Prior art keywords
- lump coal
- splicing
- chute
- straight line
- proof device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
- B65G47/44—Arrangements or applications of hoppers or chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/16—Preventing pulverisation, deformation, breakage, or other mechanical damage to the goods or materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chutes (AREA)
Abstract
The present invention relates to lump coal conveyer device field, especially relate to a kind of lump coal breakage-proof device.It includes high-order splicing straight line chute；High-order splicing chute includes splicing portion and straight line chute portion；Splicing portion is fixedly installed on the upper end in straight line chute portion；Splicing portion is arc.The another kind of lump coal breakage-proof device that the present invention provides, including high-order splicing spiral chute；High-order splicing spiral chute includes splicing portion and spiral chute portion；Splicing portion height is arranged on the upper end in spiral chute portion；Splicing portion is arc.The lump coal breakage-proof device that the present invention provides, by being arranged at conveyer in splicing portion, then is transported to the place needing to use of lower section by straight line chute portion or spiral chute portion by it.The speed of the vertical direction by being inclined at straight line chute portion or time spiral chute portion is fallen by lump coal reduces, and then avoids the mutual collision between lump coal, decreases the probability of lump coal breaking, improves the yield of lump coal.
Description
Technical field
The present invention relates to lump coal conveyer device field, especially relate to a kind of lump coal breakage-proof device.
Background technology
Lump coal, fossil energy, the block body that coal sorts out through underground mining.After simple screening remaining
Bulk has bituminous coal, the conventional lumpiness being carried out regulation minimum dimension by mesh size of screening.
The purposes of lump coal has a lot, such as:
1) coal for power generation: the coal of China about more than 1/3 is used for generating electricity, average generating consumption coal is standard coal 370g/
(kW h) left and right.Power plant utilizes the calorific value of coal, is electric energy thermal energy.
2) steam locomotive coal: account for steam coal about 2%, it is 100kg/ (ten thousand that steam locomotive boiler averagely consumes coal index
Ton km) left and right.
3) building materials coal: account for more than the l0% of steam coal, maximum with cement coal consumption, be secondly glass, brick, watt
Deng.
4) general industry steam coal: outside heat extraction power plant and big thermoelecrtic boiler, general enterprises and the industrial pot of heating
The type of furnace number is various, and quantity is big and disperses, and coal consumption accounts for the 30% of thermal coal.
5) coal consumption of living: the quantity of coal consumption of living is the biggest, accounts for the 20% of fuel coal.
6) metallurgy thermal coal: metallurgical being mainly with thermal coal sinters and blast furnace blowing anthracite, and its consumption is less than dynamic
The 1% of power coal consumption.
Coal supply side structural adjustment it is crucial that clean and effective, and measures such as sub-prime utilization, classified utilization, multistage coproduction
It is the road of clean energy technologies with Chinese characteristics, under the big situation that current coal market is dispirited, huge to lump coal of market
Big demand promotes lump coal price drastically to rise, and lump coal product price generally exceeds 100 yuan/more than t than smalls product price, because of
This, improve lump coal yield, reduces lump coal breakage rate, becomes one of important channel of raising economic benefit of coal enterprises.
Summary of the invention
It is an object of the invention to provide lump coal breakage-proof device, to solve technical problem present in prior art.
The lump coal breakage-proof device that the present invention provides, it includes high-order splicing straight line chute；
Described high-order splicing chute includes splicing portion and straight line chute portion；
Described splicing portion is fixedly installed on the upper end in described straight line chute portion；
Described splicing portion is arc.
Further, the bottom land in described straight line chute portion is tangent with the bottom land in described splicing portion.
Further, lump coal breakage-proof device also includes chute cover plate；
Described chute cover plate is fixedly installed on the top of described high-order splicing straight line chute, slips with described high-order splicing straight line
Groove collectively forms tubular structure.
Further described splicing portion is more than described splicing portion near institute away from the width of the one end in described straight line chute portion
State the width of the one end in straight line chute portion.
Further described straight line chute portion is provided with buffer part away from the one end in described splicing portion；
Described buffer part is the orthoscopic chute that the gradient is less than described straight line chute portion.
Present invention also offers another kind of lump coal breakage-proof device, it includes high-order splicing spiral chute；
Described high-order splicing spiral chute includes splicing portion and spiral chute portion；
Described splicing portion height is arranged on the upper end in described spiral chute portion；
Described splicing portion is arc.
Further, the bottom land in described spiral chute portion is tangent with the bottom land in described splicing portion.
Further, lump coal breakage-proof device, also include chute cover plate；
Described chute cover plate is fixedly installed on the top of described high-order splicing spiral chute, slips with described high-order splicing spiral
Groove collectively forms tubular structure.
Further, described splicing portion is more than described splicing portion near institute away from the width of the one end in described spiral chute portion
State the width of the one end in spiral chute portion.
Further, the helical angle in described spiral chute portion near the one end in described splicing portion to away from described splicing portion
One end the least.
The lump coal breakage-proof device that the present invention provides, by being arranged on splicing portion at conveyer, then by straight line chute
It is transported to the place needing to use of lower section by portion or spiral chute portion.Slip by being inclined at straight line chute portion or spiral
The speed of vertical direction when lump coal is fallen by groove portion reduces, and then avoids the mutual collision between lump coal, decreases lump coal and breaks
Broken probability, improves the yield of lump coal.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to specifically
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The front view of the lump coal breakage-proof device that Fig. 1 provides for the embodiment of the present invention；
Fig. 2 is the top view of the lump coal breakage-proof device shown in Fig. 1；
Fig. 3 is the another kind of structural representation of the lump coal breakage-proof device shown in Fig. 1；
The structural representation of the another kind of lump coal breakage-proof device that Fig. 4 provides for the embodiment of the present invention.
Reference:
1: conveyer 2: splicing portion 3: straight line chute portion
4: chute cover plate 5: buffer part 6: spiral chute portion
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertically ",
Orientation or the position relationship of the instruction such as " level ", " interior ", " outward " they are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplifying describe rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint phase
To importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in invention.
Broken practical situation is produced at high drop transshipmenting tache, from making contact mechanics angle analysis lump coal for lump coal
Cracking Mechanism, show that the instantaneous impact produced when lump coal collides is to cause its broken main reason.
When lump coal is reprinted, coal stream unloading manner is to do level throw motion with certain initial velocity.Coal stream and next equipment the
Between Yi Shi, the point of contact is referred to as coal dropping point.According to momentum theorem Ft=△ p and law of conservation of momentum mgt1-F0t2-Ft3=0 is carried out
Analyzing, lump coal is at the time t vertically fallen1In, it is mgt by the momentum that gravity is downward1；Lump coal is touching object and thing
Body generation relative motion, frictional force F0The resistance momentum producing lump coal is F0t2；Lump coal touch object (coal dropping point) and with
Time when deforming upon, resistance F is Ft to the momentum of lump coal3, extrusion stress suffered by lump coal is the biggest, and i.e. unit are is by contact force
F is the biggest, and lump coal deformation is the biggest, when extrusion stress reaches certain value (δjy) time, then can crush.Therefore lump coal is not broken need to expire
Be enough to lower condition:
∵mgt1-F0t2-Ft3=0
Add position correction parameter: mv0Sin θ, draws lump coal breakage-proof mathematical model:
In formula: g acceleration of gravity, m/s2；
δjyLump coal minimum attrition crushing stress, for fixed value；
δCoalExtrusion stress suffered by lump coal；
M lump coal quality, kg；
Drop between h transfer point two equipment, m；
t1The total time that lump coal falls, s；
t2Lump coal contacts with object and the time of relative motion, s occurs；
t3Lump coal starts collide instantaneous and depart from instantaneous time difference, s；
A lump coal and the contact area of knocked object, m2；
It is above to falling into next equipment whole process, the lump coal made of momentum theorem is used from the equipment of casting aside for lump coal
Anti-crushing mathematical model.Momentum is carried out for lump coal impact moment (including the collision between lump coal and lump coal, lump coal and equipment)
Quantitative analysis, the extrusion stress colliding generation between osculating element is represented by:
In formula: m1、m2The quality of osculating element 1,2；
E recovery coefficient；
V starts to collide the speed of instant contact unit；
From formula 2-1: discrepancy in elevation h that lump coal extrusion stress suffered by loading chute is reprinted to lump coal is directly proportional, with
Frictional force F suffered in lump coal dropping process0With t action time2It is inversely proportional to, simultaneously with the parameter such as lump coal quality m, contact area A
Relevant；From formula 2-2: the extrusion stress that lump coal produces when collision is directly proportional with the instantaneous speed of related movement v of collision, and connects
Touch time t3It is inversely proportional to, also the most relevant with recovery coefficient e.Speed of related movement v is the biggest, t time of contact3The shortest, collision produces
Extrusion stress the biggest, otherwise, collision produce extrusion stress the least, lump coal is less susceptible to crush.
For the collision between simple substance point, we can use above method to calculate, and comes for belonging to the lump coal of bulk material
Say, its running all exists between each particle interaction, although above method is equally applicable, but due to the biggest nothing of operand
Method uses commonsense method to solve.
Have a lot of theory to calculate both at home and abroad for bulk material, that representative is discrete element method (DEM).From
Scattered elements method is to solve for and analyzes the characteristics of motion of complicated discrete system and the numerical method of mechanical characteristic, its think system be by
, there is contact and depart from, interaction and contact force contact with energy in discrete individual composition, relends and help meter between individuality
The computing capability that calculation machine is powerful, is simulated simulation study to the characteristics of motion of material.
Based on above-mentioned principle, the invention provides a kind of lump coal breakage-proof device, as depicted in figs. 1 and 2, it includes a high position
Splicing straight line chute；
Described high-order splicing chute includes splicing portion 2 and straight line chute portion 3；
Described splicing portion 2 is fixedly installed on the upper end in described straight line chute portion 3；
Described splicing portion 2 is arc.
When the ribbon conveyer 1 of conveying lump coal overlaps with miscellaneous equipment, a high position is used to connect at ribbon conveyer 1 head position
Material pattern, as it is shown in figure 1, ribbon conveyer 1 supplied materials is slipped in chute along head drum.The advantage of this structural shape is lump coal
In dropping to chute, drop is the least, produces impulsive force between lump coal and chute bottom plate hardly, the anti-crushing effect ten of lump coal
Clearly demarcated aobvious.
It is preferred embodiment that the bottom land in described straight line chute portion 3 is tangent with the bottom land in described splicing portion 2.
By the bottom land in straight line chute portion 3 and the bottom land in splicing portion 2 is tangent arrange after, it is possible to ensure lump coal will not be from conveyer
On 1, flat fire is gone out, and then will not produce shock in the groove in straight line chute portion 3, it is ensured that the integrity of lump coal.
It is preferred embodiment that lump coal breakage-proof device also includes chute cover plate 4；
Described chute cover plate 4 is fixedly installed on the top of described high-order splicing straight line chute, with described high-order splicing straight line
Chute collectively forms tubular structure.
On high-order splicing straight line chute, highland arranges chute cover plate 4, it is possible to by splicing portion 2 and the cunning in straight line chute portion 3
Groove covers, and then avoids owing to causing lump coal landing in chute when lump coal conveying capacity is excessive, and then ensure that and do not have block
Coal is broken into pieces after falling on the ground, and then ensure that the integrity that lump coal carries, and improves the productivity ratio of lump coal.
Be preferred embodiment, described splicing portion 2 away from the width of the one end in described straight line chute portion 3 be more than described in connect
Material portion 2 is near the width of the one end in described straight line chute portion 3.
Splicing portion 2 is relatively big near the one end open of conveyer 1, and other end opening is less, so enable to conveyer 1 with
One end that splicing portion 2 connects can be deep into the bigger opening in splicing portion 2, and then ensure that lump coal can be from conveyer
Enter in splicing portion 2 on 1, will not directly drop from conveyer 1, and have influence on the integrity of lump coal.
It is preferred embodiment, as it is shown on figure 3, described straight line chute portion 3 is provided with away from the one end in described splicing portion 2
Buffer part 5；
Described buffer part 5 is less than the orthoscopic chute in described straight line chute portion 3 for the gradient.
Owing to the length in straight line chute portion 3 is longer, and then in the chute by straight line chute portion 3, carry out the lump coal slided
Can under gravity, lasting acceleration, and then the lump coal speed when falling on the ground can be made higher, can produce bigger
Shock, and then easily lump coal is crashed.
In order to solve the problems referred to above, in the present embodiment, it is provided with buffer part 5, by lump coal in the lower end in straight line chute portion 3
Under falling speed reduces.
In the present embodiment, buffer part 5 is the structure identical with straight line chute portion 3, but its gradient is less than straight line chute
Portion 3, and then the falling speed of lump coal can be slowed down, further ensure the integrity of lump coal.
Present invention also offers another kind of lump coal breakage-proof device, as shown in Figure 4, it includes high-order splicing spiral chute；
Described high-order splicing spiral chute includes splicing portion 2 and spiral chute portion 6；
Described splicing portion 2 is highly arranged on the upper end in described spiral chute portion 6；
Described splicing portion 2 is arc.
Relatively big because reprinting the discrepancy in elevation, for reducing in material dropping process chute bottom plate or the impact of side plate, can be according to material
Required trend is designed as spiral camber structure, and filter pressing workshop lump coal breakage-proof device is as shown in Figure 2.Owing to being transformation project, factory
In room, the equipment of every layer is arranged the compactest, and designed spiral chute can not set with existing through two-layer floor accurately
Standby interference, and overhaul of the equipments space to be reserved, the civil engineering girder of floor can not destroy.In addition to meeting above-mentioned condition, also
The operation that lump coal to be met is smooth in chute.And the relation between equipment and civil engineering structure can obtain by installing graph of a relation,
But whether lump coal can be can't see by smoothness run in chute from design drawing, if spiral angle is too small, then can occur
Chute blockage phenomenon；If spiral angle is excessive, then lump coal can constantly accelerate in chute, does not reaches preferable anti-crushing effect.
To this end, we introduce discrete element Dynamic Simulation Technology.The threedimensional model of crushing-proof device shown in Fig. 4 is imported from
Dissipate unit's Dynamic Simulation Software, then set up loose unpacked material model (lump coal), and its property parameters is set, material is set simultaneously and sets
Property parameters between Bei, such as coefficient of friction etc.；After all parameters have set, start simulation calculation, finally with animation figure
The mode of shape exports result of calculation.Adjustment and simulation analysis through repeatedly spiral angle.In the present embodiment, lump coal is anti-broken
The speed run in crushing device remains between 2m/s-4m/s, and does not has bigger velocity shock, and discharging speed is about
2.5m/s, suitable with bottom ribbon conveyer 1 belt speed, therefore also will not produce bigger impact during blanking, thus reach good
Lump coal breakage-proof effect.
It is preferred embodiment that the bottom land in described spiral chute portion 6 is tangent with the bottom land in described splicing portion 2.
By the bottom land in spiral chute portion 6 and the bottom land in splicing portion 2 is tangent arrange after, it is possible to ensure lump coal will not be from conveyer
On 1, flat fire is gone out, and then will not produce shock in the groove in spiral chute portion 6, it is ensured that the integrity of lump coal.
It is preferred embodiment, lump coal breakage-proof device also to include chute cover plate 4；
Described chute cover plate 4 is fixedly installed on the top of described high-order splicing spiral chute, with described high-order splicing spiral
Chute collectively forms tubular structure.
On high-order splicing spiral chute, highland arranges chute cover plate 4, it is possible to by splicing portion 2 and the cunning in spiral chute portion 6
Groove covers, and then avoids owing to causing lump coal landing in chute when lump coal conveying capacity is excessive, and then ensure that and do not have block
Coal is broken into pieces after falling on the ground, and then ensure that the integrity that lump coal carries, and improves the productivity ratio of lump coal.
Be preferred embodiment, described splicing portion 2 away from the width of the one end in described spiral chute portion 6 be more than described in connect
Material portion 2 is near the width of the one end in described spiral chute portion 6.
Splicing portion 2 is relatively big near the one end open of conveyer 1, and other end opening is less, so enable to conveyer 1 with
One end that splicing portion 2 connects can be deep into the bigger opening in splicing portion 2, and then ensure that lump coal can be from conveyer
Enter in splicing portion 2 on 1, will not directly drop from conveyer 1, and have influence on the integrity of lump coal.
Be preferred embodiment, the helical angle in described spiral chute portion 6 near described splicing portion 2 one end to away from
The one end in described splicing portion 2 is the least.
Owing to the length in spiral chute portion 6 is longer, and then in the chute by spiral chute portion 6, carry out the lump coal slided
Can under gravity, lasting acceleration, and then the lump coal speed when falling on the ground can be made higher, can produce bigger
Shock, and then easily lump coal is crashed.
In order to solve the problems referred to above, in the present embodiment, it is provided with buffer part 5 in the lower end in spiral chute portion 6, by lump coal
Under falling speed reduces.
In the present embodiment, buffer part 5 is the structure identical with spiral chute portion 6, but its gradient is less than spiral chute
Portion 6, and then the falling speed of lump coal can be slowed down, further ensure the integrity of lump coal.
The lump coal breakage-proof device that the present invention provides, by being arranged at conveyer 1 in splicing portion 2, then is slipped by straight line
It is transported to the place needing to use of lower section by groove portion 3 or spiral chute portion 6.By be inclined at straight line chute portion 3 or
The speed of vertical direction when lump coal is fallen by spiral chute portion 6 reduces, and then avoids the mutual collision between lump coal, decreases
The probability of lump coal breaking, improves the yield of lump coal.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to foregoing embodiments, it will be understood by those within the art that: it depends on
So the technical scheme described in foregoing embodiments can be modified, or the most some or all of technical characteristic is entered
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a lump coal breakage-proof device, it is characterised in that include high-order splicing straight line chute；
Described high-order splicing chute includes splicing portion and straight line chute portion；
Described splicing portion is fixedly installed on the upper end in described straight line chute portion；
Described splicing portion is arc.
Lump coal breakage-proof device the most according to claim 1, it is characterised in that the bottom land in described straight line chute portion is with described
The bottom land in splicing portion is tangent.
Lump coal breakage-proof device the most according to claim 1, it is characterised in that also include chute cover plate；
Described chute cover plate is fixedly installed on the top of described high-order splicing straight line chute, with described high-order splicing straight line chute altogether
With constituting tubular structure.
Lump coal breakage-proof device the most according to claim 1, it is characterised in that described splicing portion is away from described straight line chute
The width of the one end in portion is more than the described splicing portion width near the one end in described straight line chute portion.
Lump coal breakage-proof device the most according to claim 1, it is characterised in that described straight line chute portion is away from described splicing
The one end in portion is provided with buffer part；
Described buffer part is the orthoscopic chute that the gradient is less than described straight line chute portion.
6. a lump coal breakage-proof device, it is characterised in that include high-order splicing spiral chute；
Described high-order splicing spiral chute includes splicing portion and spiral chute portion；
Described splicing portion height is arranged on the upper end in described spiral chute portion；
Described splicing portion is arc.
Lump coal breakage-proof device the most according to claim 6, it is characterised in that the bottom land in described spiral chute portion is with described
The bottom land in splicing portion is tangent.
Lump coal breakage-proof device the most according to claim 6, it is characterised in that also include chute cover plate；
Described chute cover plate is fixedly installed on the top of described high-order splicing spiral chute, with described high-order splicing spiral chute altogether
With constituting tubular structure.
Lump coal breakage-proof device the most according to claim 6, it is characterised in that described splicing portion is away from described spiral chute
The width of the one end in portion is more than the described splicing portion width near the one end in described spiral chute portion.
Lump coal breakage-proof device the most according to claim 6, it is characterised in that the helical angle in described spiral chute portion from
The least to the one end away from described splicing portion near the one end in described splicing portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610877171.1A CN106276182B (en) | 2016-10-08 | 2016-10-08 | Lump coal breakage-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610877171.1A CN106276182B (en) | 2016-10-08 | 2016-10-08 | Lump coal breakage-proof device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106276182A true CN106276182A (en) | 2017-01-04 |
| CN106276182B CN106276182B (en) | 2019-04-30 |
Family
ID=57717579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610877171.1A Expired - Fee Related CN106276182B (en) | 2016-10-08 | 2016-10-08 | Lump coal breakage-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106276182B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978949A (en) * | 2021-11-12 | 2022-01-28 | 中冶南方都市环保工程技术股份有限公司 | Storage bin and storage method applied to active coke breakage prevention |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0888971A1 (en) * | 1997-07-04 | 1999-01-07 | Zijlstra & Bolhuis B.V. | Automatic box filler |
| CN2902966Y (en) * | 2006-03-28 | 2007-05-23 | 永城煤电(集团)有限责任公司 | Chute having coal block broken proof device |
| CN102826369A (en) * | 2012-09-17 | 2012-12-19 | 四川省绵阳西南自动化研究所 | Conveying device for changing material postures |
| CN203112160U (en) * | 2013-03-29 | 2013-08-07 | 江苏康迪富尔饲料科技有限公司 | Discharging device of high-rise storage |
| CN203268836U (en) * | 2013-05-31 | 2013-11-06 | 张兵权 | Lump coal transshipment breaking-resisting wearing-resisting spiral coal bunker |
| CN204502168U (en) * | 2015-02-15 | 2015-07-29 | 北京新华安通科技发展有限公司 | A kind of bracing frame of escaping from tall building inclined ramp |
| CN205604081U (en) * | 2016-04-18 | 2016-09-28 | 中铁六局集团有限公司 | Wet seam of T roof beam is pour and is removed sliding chute device |
-
2016
- 2016-10-08 CN CN201610877171.1A patent/CN106276182B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0888971A1 (en) * | 1997-07-04 | 1999-01-07 | Zijlstra & Bolhuis B.V. | Automatic box filler |
| CN2902966Y (en) * | 2006-03-28 | 2007-05-23 | 永城煤电(集团)有限责任公司 | Chute having coal block broken proof device |
| CN102826369A (en) * | 2012-09-17 | 2012-12-19 | 四川省绵阳西南自动化研究所 | Conveying device for changing material postures |
| CN203112160U (en) * | 2013-03-29 | 2013-08-07 | 江苏康迪富尔饲料科技有限公司 | Discharging device of high-rise storage |
| CN203268836U (en) * | 2013-05-31 | 2013-11-06 | 张兵权 | Lump coal transshipment breaking-resisting wearing-resisting spiral coal bunker |
| CN204502168U (en) * | 2015-02-15 | 2015-07-29 | 北京新华安通科技发展有限公司 | A kind of bracing frame of escaping from tall building inclined ramp |
| CN205604081U (en) * | 2016-04-18 | 2016-09-28 | 中铁六局集团有限公司 | Wet seam of T roof beam is pour and is removed sliding chute device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978949A (en) * | 2021-11-12 | 2022-01-28 | 中冶南方都市环保工程技术股份有限公司 | Storage bin and storage method applied to active coke breakage prevention |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106276182B (en) | 2019-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Winfield et al. | Performance comparison of a single and triple tangential inlet gas separation cyclone: A CFD Study | |
| Huang et al. | Prediction of ash deposition on superheater tubes from pulverized coal combustion | |
| Ho et al. | Characterization of particle flow in a free-falling solar particle receiver | |
| CN108256270B (en) | Structural design and shaping method based on material testing and DEM-CFD simulation coal conveying transfer system | |
| Gandhi et al. | CFD based prediction of erosion rate in large scale wall-fired boiler | |
| Parker | Electrical operation of electrostatic precipitators | |
| Fan et al. | Simulation of ash deposit in a pulverized coal-fired boiler | |
| Xiaochuan et al. | Developments in studies of air entrained by falling bulk materials | |
| Zhang et al. | Experimental study on dust suppression at transhipment point based on the theory of induced airflow dust production | |
| Zhou et al. | Experimental study on burden descending behavior in COREX shaft furnace with AGD beams | |
| Sa et al. | Numerical simulation study of dust concentration distribution regularity in cavern stope | |
| CN106276182A (en) | Lump coal breakage-proof device | |
| CN206691925U (en) | Lump coal breakage-proof device | |
| Ma et al. | Flow field and particle motion characteristics of rotary triboelectric separator based on CFD simulation | |
| CN116796492A (en) | A method for determining the shape and parameters of ball mill lining plate | |
| Ma et al. | Numerical analysis of the Gas− Solid heat transfer characteristics of a lightly calcined MgO Fluidized-bed roaster | |
| Kwon et al. | Development of Cycloid-Shaped Roll Charging Chute for Sintering Process for Energy Decarbonization and Productivity Improvement in Steel Plants | |
| Jing et al. | Study on coal dust diffusion law and new pneumatic spiral spray dedusting technology at transfer point of mine cross roadway | |
| Zhu et al. | A numerical study of ash deposition characteristics in a 660mw supercritical tangential boiler | |
| Sankar et al. | Process modeling and particle flow simulation of sand separation in cyclone separator | |
| Shen et al. | Dynamic characteristics of pollutant emissions from CFB boilers during periodic fire banking and start-up | |
| Dong et al. | Insights in active pulsing air separation technology for coarse coal slime by DEM-CFD approach | |
| CN204739601U (en) | Combustor secondary wind box ash exhauster | |
| CN104368193B (en) | There is the smoke gas collecting apparatus of the tube bank of many misarrangements row water conservancy diversion and triangle dilatation cover | |
| Wua et al. | Optimization study on the application of induced dust suppression cover in primary crushing station of open-pit mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190430 Termination date: 20211008 |