CN110171661A - A kind of bulk cargo terminal storage yard stockpiling ability expansion method - Google Patents
A kind of bulk cargo terminal storage yard stockpiling ability expansion method Download PDFInfo
- Publication number
- CN110171661A CN110171661A CN201910308676.XA CN201910308676A CN110171661A CN 110171661 A CN110171661 A CN 110171661A CN 201910308676 A CN201910308676 A CN 201910308676A CN 110171661 A CN110171661 A CN 110171661A
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- hard shoulder
- area
- hard
- dilatation
- material heap
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- 238000003860 storage Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 51
- 230000036642 wellbeing Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- B65G3/00—Storing bulk material or loose, i.e. disorderly, articles
- B65G3/02—Storing bulk material or loose, i.e. disorderly, articles in the open air
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of bulk cargo terminal storage yards to store up ability expansion method, steps are as follows: A1: left end and right end in traditional stockyard put row's hard shoulder respectively, A2: the fill material between two rows of hard shoulders, and flush the upper surface of material with the upper surface of hard shoulder；A3: continuing to stack material on the material base between two rows of hard shoulders, and since material keeps stress balance there are angle of repose, the material section stored up above hard shoulder is in isosceles trapezoid shape, until reaching stockpiling requirement for height stops windrow.Bulk cargo terminal storage yard expansion method of the present invention puts hard shoulder in stockpile two sides, is equivalent to the height that entire stockpile height is improved to a hard shoulder, and the quiet angle of repose of ore is constant, ore stockpile can be made to keep mechanical balance, stack collapse phenomenon will not occur.Principle is simple, and it is convenient to promote, and promoted extension is wide, is suitable for each bulk cargo terminal storage yard, and stockpiling space can be improved in limited heap field length, brings huge economic well-being of workers and staff to enterprise.
Description
Technical field
The present invention relates to stockyard dilatation fields more particularly to a kind of bulk cargo terminal storage yard to store up ability expansion method.
Background technique
Stockyard is the place of port handover, stockpiling and keeping, is an important terminal of cargo handling.Stockyard
Stockpiling ability is an important link of function port, stores up the small serious restriction production requirement of ability.With the development of science and technology port
Mouth ship unloading capacity is continuously improved, and stockyard is increasingly saturated, and implements " revolution iron " strategic initial stage railway amount of clearing out a harbour in conjunction with Bohai Rim
It is small, more restrict the development at each harbour.
Storage yard is common for ore or other cargo types, such as coal, grain, and in general, Jing'an of ore ceases
Angle is about 38 °, and one timing of stockyard width, ore can only keep certain height, therefore merely can not be real by increase feed height
Existing dilatation purpose.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose a kind of bulk cargo terminal storage yard stockpiling ability expansion method, to solve asking for stockyard stockpiling scarce capacity
Topic.
A kind of bulk cargo terminal storage yard according to an embodiment of the present invention stores up ability expansion method, and steps are as follows:
A1: left end and right end in traditional stockyard put row's hard shoulder respectively,
A2: the fill material between two rows of hard shoulders, and flush the upper surface of material with the upper surface of hard shoulder；
A3: continuing to stack material on the material base between two rows of hard shoulders, since material keeps stress balance to exist
Angle of repose, the material section stored up above hard shoulder are in isosceles trapezoid shape, until reaching stockpiling requirement for height stops windrow；
Dilatation ability is as follows than calculating:
Material heap effective cross section area before dilatation: S1；
Material heap effective cross section area S=S after dilatation2+S3-2*S4, wherein S2For the above area in hard shoulder upper surface；S3
For the following area in hard shoulder upper surface；S4For each hard shoulder area occupied；
Volume of cargo in storage can be increased after dilatation in unit length: n=(S-S1)/S1.
Preferably, material heap effective cross section area S before dilatation1=H1(L1+L2) ÷ 2,
Wherein, S1For material heap cross-sectional area before dilatation；L1For material heap top width；L2For material heap bottom width；H1For material
Stack height；
The above area S in hard shoulder upper surface2=H2*(L3+L4)/2,
Wherein, L3For material heap top width, L after dilatation4For material heap bottom width, H2It is whole high for material heap；
The following area S in hard shoulder upper surface3=H3*L5, wherein L5For isosceles trapezoid bottom, H3For hard shoulder height；
Hard shoulder area occupied S4=H (L6+L7)/2,
Wherein, L6For hard shoulder area occupied upper bottom edge, L7For hard shoulder area occupied bottom, H is that hard shoulder occupies face
Product is high.
Compared with prior art, beneficial effects of the present invention:
Bulk cargo terminal storage yard expansion method of the present invention puts hard shoulder in stockpile two sides, is equivalent to and proposes entire stockpile height
The height of a high hard shoulder, and the quiet angle of repose of ore is constant, and ore stockpile can be made to keep mechanical balance, will not be collapsed
Pile phenomenon.Therefore, principle is simple, and it is convenient to promote, and promoted extension is wide, is suitable for each bulk cargo terminal storage yard, can be in limited heap
Stockpiling space is improved in field length, brings huge economic well-being of workers and staff to enterprise.Example is saved as with ore storage, every meter of stockpiling energy after dilatation
Power raising is very big, solves the problems, such as that scarce capacity is stored up in stockyard.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is bulk cargo terminal storage yard expansion method hard shoulder front view and side view of the present invention.
Fig. 2 is stockpile cross section comparison diagram before and after bulk cargo terminal storage yard expansion method dilatation of the present invention.
Fig. 3 is stockpile cross-sectional view before bulk cargo terminal storage yard expansion method dilatation of the present invention.
Fig. 4 is stockpile cross-sectional view after bulk cargo terminal storage yard expansion method dilatation of the present invention.
Fig. 5 is bulk cargo terminal storage yard expansion method hard shoulder partial enlarged view of the present invention.
In figure: S1For material heap cross-sectional area before dilatation；S2For the above isosceles trapezoid area of dotted line after dilatation；S3For dilatation
The following rectangular area of dotted line afterwards；S4For hard shoulder area occupied after dilatation.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Examples of the embodiments are shown in the accompanying drawings, and in which the same or similar labels are throughly indicated identical or classes
As element or element with the same or similar functions.The embodiments described below with reference to the accompanying drawings are exemplary, purport
It is being used to explain the present invention, and is being not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Figure 1, method of the invention is to be placed in stockyard two sides with hard shoulder, first by two sides hard shoulder sky when windrow
Between pile with, continue windrow on this basis, since material keeps stress balance there are angle of repose, the object stored up above hard shoulder
Expect that section is in isosceles trapezoid shape, until reaching stockpiling requirement for height stops windrow.
As shown in Fig. 2, area is stored up for stockpile in unit length before dilatation in inside isosceles trapezoid shape cross section, outside is to expand
Stockpile stores up area in unit length after appearance, and two difference in areas are increased cargo volume of cargo in storage in unit length.
Such as Fig. 3, stockpile cross section is in isosceles trapezoid before dilatation, which can be indicated with trapezoid area formula (1-1):
S1=H1(L1+L2)÷2 (1-1)
In formula, S1For material heap cross-sectional area before dilatation；L1For material heap top width；L2For material heap bottom width；H1For material
Stack height.
Known by my company stockyard and device parameter, the front lower bottom width L of dilatation2=46.5, high H1=14, angle of repose α=38 ° can
Acquire top width L1=10.66, it brings formula (1-1) into and obtains S1=400.12.
Its cross-sectional area can be divided into S after increasing stockpile height using hard shoulder2、S3And S4Three parts, wherein S2For void
The above area of line, in isosceles trapezoid (such as Fig. 4)；S3For the following area of dotted line, it is in rectangle (such as Fig. 4)；S4Face is occupied for hard shoulder
Product, it is (such as Fig. 5) in a rectangular trapezoid, it needs to remove.Material heap effective cross section area can be calculated by formula (1-2) after dilatation:
S=S2+S3-2*S4 (1-2)
In formula, S is material heap cross-sectional area after dilatation.
Known by my company stockyard and device parameter, material heap top width L after dilatation3=9.46；Material heap bottom width L4, under isosceles trapezoid
Bottom edge L5=45.3；Hard shoulder area occupied upper bottom edge L6=0.25, bottom L7=0.5, high H=0.8；The whole high H of material heap2
=14；The high H of hard shoulder3=1.47.It is easily acquired by above-mentioned data, S2=383.32, S3=66.59, S4=0.3, by formula (1-
2) stockpile effective cross section area S=449.88 can be sought.
Then it can increase volume of cargo in storage after dilatation in unit length:
N=(S-S1)/S1 (1-3)
I.e.
N={ H2* (L3+L4)+2*H3*L5-2H (L6+L7)-H1 (L1+L2) }/{ H1 (L1+L2) } (1-4)
It brings data into obtain, n=12.44%.Therefore ore volume of cargo in storage 12.44% in unit length can be improved using this method,
Stockpiling space is expanded for storage yard, brings huge economic benefit.
The present invention is by taking my company's ore as an example, other cargo types such as coal, grain etc., can be according to cargo angle of repose and true reactor
Field parameters adjust related data.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (2)
1. a kind of bulk cargo terminal storage yard stores up ability expansion method, which is characterized in that steps are as follows:
A1: left end and right end in traditional stockyard put row's hard shoulder respectively；
A2: the fill material between two rows of hard shoulders, and flush the upper surface of material with the upper surface of hard shoulder；
A3: continuing to stack material on the material base between two rows of hard shoulders, rests in peace since material keeps stress balance to exist
Angle, the material section stored up above hard shoulder are in isosceles trapezoid shape, until reaching stockpiling requirement for height stops windrow；
Dilatation ability is as follows than calculating:
Material heap effective cross section area S1 before dilatation；
Material heap effective cross section area S=S after dilatation2+S3-2*S4；
Wherein, S2For the above area in hard shoulder upper surface；S3For the following area in hard shoulder upper surface；S4For each hard shoulder occupancy
Area；
Volume of cargo in storage can be increased after dilatation in unit length: n=(S-S1)/S1.
2. a kind of bulk cargo terminal storage yard according to claim 1 stores up ability expansion method, it is characterised in that:
Material heap effective cross section area S before dilatation1=H1(L1+L2) ÷ 2,
Wherein, S1For material heap cross-sectional area before dilatation；L1For material heap top width；L2For material heap bottom width；H1For material heap height
Degree；
The above area S in hard shoulder upper surface2=H2*(L3+L4)/2,
Wherein, L3For material heap top width, L after dilatation4For material heap bottom width, H2It is whole high for material heap；
The following area S in hard shoulder upper surface3=H3*L5, wherein L5For isosceles trapezoid bottom, H3For hard shoulder height；
Hard shoulder area occupied S4=H (L6+L7)/2,
Wherein, L6For hard shoulder area occupied upper bottom edge, L7For hard shoulder area occupied bottom, H is hard shoulder area occupied
It is high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308676.XA CN110171661A (en) | 2019-04-17 | 2019-04-17 | A kind of bulk cargo terminal storage yard stockpiling ability expansion method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308676.XA CN110171661A (en) | 2019-04-17 | 2019-04-17 | A kind of bulk cargo terminal storage yard stockpiling ability expansion method |
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| CN110171661A true CN110171661A (en) | 2019-08-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120039657A (en) * | 2025-04-24 | 2025-05-27 | 成都建筑材料工业设计研究院有限公司 | Multi-row uniform-layer stacked material homogenization method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020028124A1 (en) * | 1999-02-02 | 2002-03-07 | Taylor Robert Daniel | Stockyard for bulk materials |
| CN201330397Y (en) * | 2008-12-31 | 2009-10-21 | 中国冶金矿业鞍山冶金设计研究院有限责任公司 | Elevation and expansion old tailing pond |
| CN204199303U (en) * | 2014-11-03 | 2015-03-11 | 兰州有色冶金设计研究院有限公司 | Counter-slope pressurization Tailings Dam capacity-enlarging system |
| CN206753196U (en) * | 2017-03-31 | 2017-12-15 | 中冶赛迪工程技术股份有限公司 | A kind of circular stockyard barricade arrangement |
-
2019
- 2019-04-17 CN CN201910308676.XA patent/CN110171661A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020028124A1 (en) * | 1999-02-02 | 2002-03-07 | Taylor Robert Daniel | Stockyard for bulk materials |
| CN201330397Y (en) * | 2008-12-31 | 2009-10-21 | 中国冶金矿业鞍山冶金设计研究院有限责任公司 | Elevation and expansion old tailing pond |
| CN204199303U (en) * | 2014-11-03 | 2015-03-11 | 兰州有色冶金设计研究院有限公司 | Counter-slope pressurization Tailings Dam capacity-enlarging system |
| CN206753196U (en) * | 2017-03-31 | 2017-12-15 | 中冶赛迪工程技术股份有限公司 | A kind of circular stockyard barricade arrangement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120039657A (en) * | 2025-04-24 | 2025-05-27 | 成都建筑材料工业设计研究院有限公司 | Multi-row uniform-layer stacked material homogenization method |
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Application publication date: 20190827 |