CN103754589B - The continuous shaft transport method of bulk material height drop and transportation system - Google Patents
The continuous shaft transport method of bulk material height drop and transportation system Download PDFInfo
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- CN103754589B CN103754589B CN201410053810.3A CN201410053810A CN103754589B CN 103754589 B CN103754589 B CN 103754589B CN 201410053810 A CN201410053810 A CN 201410053810A CN 103754589 B CN103754589 B CN 103754589B
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Abstract
The invention discloses a kind of continuous shaft transport method of bulk material height drop and transportation system. Method comprises the following steps: 1) arrange underground hole group: 2) equipment is installed: 3) transported material: by vertical shaft drawing-in device to vertical shaft feeding, material relies on deadweight to fall in vertical shaft, by batcher, silo bottom material is transported on the sealing-tape machine in adit, next stage hoistway entrance is transported material to again by sealing-tape machine, continuative transport step by step, until the material of movable loading point is all delivered to emptying point. System includes vertical shaft and adit, the adit that each vertical shaft is connected with bottom it is one-level, total progression is 2～4 grades, the outlet of upper level adit is connected with next stage hoistway entrance, each hoistway entrance is provided with vertical shaft drawing-in device, each adit entrance installs batcher with silo bottom junction, sets sealing-tape machine in each adit. The advantage that this continuous shaft transport method of bulk material height drop and transportation system have energy-saving safe, economical and efficient.
Description
Technical field
The present invention relates in cliffy mountain, in high drop situation, carry out the method and system of penumatic capsule pipeline system, particularly relate to the continuous shaft transport method of bulk material height drop and transportation system.
Background technology
At present, continually developing and utilizing along with domestic water electric resources, the hydroelectric resources being available for exploitation is mostly distributed in that some are remote, physical features is completed suddenly, the mountain area of narrow field. The exploitation of primary building material---sandstone aggregate and traffic condition become harsh, and Construction Site Layout, auxiliary enterprise systems organization are arranged and proposed challenge with construction. Transport to high drop bulk material, traditional means of transportation mainly has Automobile Transportation and high-power, the descending sealing-tape machine transport of high inclination-angle, and in cliffy mountain, both means of transportation have following major defect:
Automobile Transportation: entrucking, unloading unit need to be built, Transportation Highway cost of investment is high, therefore Automobile Transportation construction cost is high, and in some cliffy mountain, it is impossible that the Transportation Highway construction of large conveying quantity even becomes; Automobile Transportation system loaded vehicle descending, potential safety hazard is big, and freight volume is little, and cost of transportation is high.
The descending sealing-tape machine transport of high-power, high inclination-angle: device fabrication cost is high, and equipment of installing needs additional making and installs steel structural upright column and truss, and installation difficulty is big, and installation cost is high, thus causing that cost of transportation is also significantly high.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, it is provided that a kind of energy-saving safe, the continuous shaft transport method of bulk material height drop of economical and efficient and transportation system thereof.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
A kind of continuous shaft transport method of bulk material height drop, comprises the following steps:
1) underground hole group is set: determine vertical shaft and the quantity of adit, position and size, the adit that each vertical shaft is connected with bottom it is one-level, total progression is 2～4 grades, the outlet of upper level adit is connected with next stage hoistway entrance, the movable loading point being positioned at eminence is connected and the emptying point being positioned at lower with the combination continuously of adit by multistage vertical shaft, first order hoistway entrance is near movable loading point, and the outlet of afterbody adit is near emptying point;
2) equipment is installed: vertical shaft drawing-in device is set at hoistway entrance, sealing-tape machine is installed in adit, with silo bottom junction, batcher is installed at adit entrance;
3) transported material: by vertical shaft drawing-in device to vertical shaft feeding, material relies on deadweight to fall in vertical shaft, by batcher, silo bottom material is transported on the sealing-tape machine in adit, next stage hoistway entrance is transported material to again by sealing-tape machine, continuative transport step by step, until the material of movable loading point is all delivered to emptying point.
Further improvement as technique scheme:
When carrying out step 1), according to the vertical discrepancy in elevation between movable loading point with emptying point, horizontal range, calculate the quantity adopting underground shaft and adit, according to massif geological conditions and orographic condition, determine vertical shaft coordinate in cavity group, according to characteristics such as the bulk material particle diameter being transferred, conveying capacity sizes, it is determined that the parameter of vertical shaft and adit.
When carrying out step 3), the built-in full with substance of each vertical shaft, keep full well to run.
When carrying out step 3), the material in each vertical shaft is minimum in 7 days to be moved down once.
A kind of transportation system for the above-mentioned continuous shaft transport method of bulk material height drop, including vertical shaft and adit, the adit that each vertical shaft is connected with bottom it is one-level, total progression is 2～4 grades, the outlet of upper level adit is connected with next stage hoistway entrance, each hoistway entrance is provided with vertical shaft drawing-in device, and each adit entrance installs batcher with silo bottom junction, sets sealing-tape machine in each adit.
Further improvement as technique scheme:
Described shaft depths is 80m～150m, and described vertical shaft diameter is 3m～10m, and described adit length is 30m～360m, and adit width is 4m～5m, and adit descending grade is 0～8%.
Described vertical shaft diameter is 6m～8m.
Described hoistway entrance arranges locked concrete lining cutting, and the described locked concrete lining cutting degree of depth is 4～8m, and thickness is 0.6m～1m, silo bottom is set to bell mouth shape, and arranges tunneling boring concrete lining.
The well bore of described vertical shaft arranges well bore lining cutting, and described well bore lining thickness is 0.6m～1m.
Described hoistway entrance week, edge physical features was provided with intercepting ditch; Described hoistway entrance and vertical shaft drawing-in device joining place are provided with material buffer device.
Compared with prior art, it is an advantage of the current invention that:
The continuous shaft transport method of bulk material height drop of the present invention, compared to prior art adopts Automobile Transportation or method high-power, the descending sealing-tape machine transport of high inclination-angle, need not building Transportation Highway, it is not required that the large-scale conveying equipment that configuration is expensive, its cost of investment is substantially reduced; In transportation, material relies on deadweight to fall in vertical shaft, it is possible to decrease transport energy consumption, saves cost of transportation; Can realizing continuously uninterrupted transport, conevying efficiency is high, and transport is stable, safety is high. The continuous shaft transport system of bulk material height drop of the present invention, simple in construction, with low cost, it is simple to construction, to install, cost of investment and the cost of transportation of the transport of bulk material height drop can be reduced, and realizing continuously uninterrupted transport, transport is stable, efficiency is high, and safety has reliable guarantee.
Accompanying drawing explanation
Fig. 1 is the flow chart of the continuous shaft transport embodiment of the method for bulk material height drop of the present invention.
The structural representation of Tu2Shi transportation system of the present invention.
The structure for amplifying schematic diagram of first order vertical shaft and adit in Tu3Shi transportation system of the present invention.
The structural representation of hoistway entrance in Tu4Shi transportation system of the present invention.
The structural representation of silo bottom in Tu5Shi transportation system of the present invention.
The structural representation of adit in Tu6Shi transportation system of the present invention.
In figure, each label represents:
1, vertical shaft; 2, adit; 3, movable loading point; 4, emptying point; 5, sealing-tape machine; 6, batcher; 7, intercepting ditch.
Detailed description of the invention
Fig. 1 illustrates the flow chart of the continuous shaft transport embodiment of the method for bulk material height drop of the present invention, and this way of transportation comprises the following steps:
1) underground hole group is set: determine vertical shaft 1 and the quantity of adit 2, position and size, the adit 2 that each vertical shaft 1 is connected with bottom it is one-level, total progression is 2～4 grades, upper level adit 2 outlet is connected with next stage vertical shaft 1 entrance, the movable loading point 3 being positioned at eminence is connected and the emptying point 4 being positioned at lower with the combination continuously of adit 2 by multistage vertical shaft 1, first order vertical shaft 1 entrance is near movable loading point 3, and afterbody adit 2 exports near emptying point 4;
2) equipment is installed: vertical shaft drawing-in device (not shown) is set at vertical shaft 1 entrance, sealing-tape machine 5 is installed in adit 2, with vertical shaft 1 bottom junctions, batcher 6 is installed at adit 2 entrance;
3) transported material: by vertical shaft drawing-in device to vertical shaft 1 feeding, material relies on deadweight to fall in vertical shaft 1, by batcher 6, vertical shaft 1 bottoms material is transported on the sealing-tape machine 5 in adit 2, next stage vertical shaft 1 entrance is transported material to again by sealing-tape machine 5, continuative transport step by step, until the material of movable loading point 3 is all delivered to emptying point 4.
The bulk material height drop continuous shaft transport method of the present invention is compared to adopting Automobile Transportation or method high-power, the descending sealing-tape machine transport of high inclination-angle in prior art, Transportation Highway need not be built, also without the large-scale conveying equipment that configuration is expensive, its cost of investment is substantially reduced; In transportation, material relies on deadweight to fall in vertical shaft, it is possible to decrease transport energy consumption, saves cost of transportation; Can realizing continuously uninterrupted transport, conevying efficiency is high, and maximum delivery is up to 2500t/h, and transport is stable, safety is high.
In the present embodiment, when carrying out step 1), according to the vertical discrepancy in elevation between movable loading point 3 with emptying point 4, horizontal range, calculate the quantity adopting underground shaft 1 and adit 2, according to massif geological conditions and orographic condition, determine vertical shaft 1 coordinate in cavity group, according to characteristics such as the bulk material particle diameter being transferred, conveying capacity sizes, it is determined that the parameter of vertical shaft 1 and adit 2. Also can according to local climate feature, the Wuli-Shili-Renli system approach of transported material determines the parameter of auxiliary equipment.
In the present embodiment, when carrying out step 3), material level is observed, it is ensured that the freight volume of each vertical shaft 1 is close, makes each built-in full with substance of vertical shaft 1, keep full well to run, to reduce the material abrasion to the borehole wall.
In the present embodiment, when carrying out step 3), the material in each vertical shaft 1 is minimum in 7 days to be moved down once, to prevent material plate from tying.
After Practical Completion, in vertical shaft 1, fill up material, close by drainage grade concrete in vertical shaft 1 porch.
Fig. 2 to Fig. 6 illustrates the transportation system's embodiment for the above-mentioned continuous shaft transport method of bulk material height drop of the present invention, including vertical shaft 1 and adit 2, the adit 2 that each vertical shaft 1 is connected with bottom it is one-level, total progression is 2～4 grades, upper level adit 2 outlet is connected with next stage vertical shaft 1 entrance, each vertical shaft 1 entrance is provided with vertical shaft drawing-in device, and each adit 2 entrance installs batcher 6 with vertical shaft 1 bottom junctions, sets sealing-tape machine 5 in each adit 2.The transportation system of the present invention, simple in construction, with low cost, it is simple to construction, to install, it is possible to decrease the cost of investment of bulk material height drop transport and cost of transportation, and can realize continuously uninterrupted transport, transport is stablized, efficiency height, and safety has reliable guarantee.
Further, vertical shaft 1 degree of depth is 80m～150m, and vertical shaft 1 diameter is 3m～10m, it is preferred to 6m～8m, and suitable vertical shaft 1 diameter can make blanking velocity slow down, and the abrasion of the borehole wall is reduced; Adit 2 length is 30m～360m, and adit 2 width is 4m～5m, and adit 2 descending grade is 0～8%; Vertical shaft 1 entrance arranges locked concrete lining cutting, the locked concrete lining cutting degree of depth is 4～8m, thickness is 0.6m～1m, bell mouth shape will be set to bottom vertical shaft 1, and tunneling boring concrete lining is set, determine according to surrounding rock category whether the well bore of vertical shaft 1 arranges well bore lining cutting, I～III class surrounding rock does not set lining cutting, IV, V class surrounding rock need to set lining cutting, and when arranging well bore lining cutting, well bore lining thickness is 0.6m～1m. In the present embodiment, first order vertical shaft 1 degree of depth is 125m, and diameter is 7m, and adit 2 length is 267m, and width is 4.5m, and descending grade is 7%; Second level vertical shaft 1 degree of depth is 135m, and diameter is 7m, and adit 2 length is 353m, and width is 4.5m, and descending grade is 7%; Third level vertical shaft 1 degree of depth is 122.4m, and diameter is 7m, and adit 2 length is 220m, and width is 4.5m, and descending grade is 7%; The locked concrete lining cutting degree of depth of each vertical shaft 1 entrance is 6m, and thickness is 0.8m, and the present embodiment well bore country rock is III class surrounding rock, does not therefore set well bore lining cutting.
In the present embodiment, vertical shaft 1 entrance week edge physical features be provided with intercepting ditch 7, it is prevented that current enter vertical shaft 1; Vertical shaft 1 entrance and vertical shaft drawing-in device joining place are provided with material buffer device (not shown), to reduce material impact, extend facility service life.
Although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention. Any those of ordinary skill in the art, when without departing from technical solution of the present invention scope, may utilize the technology contents of the disclosure above and technical solution of the present invention are made many possible variations and modification, or be revised as the Equivalent embodiments of equivalent variations. Therefore, every content without departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (3)
1. the continuous shaft transport method of bulk material height drop, it is characterised in that: comprise the following steps:
1) underground hole group is set: determine vertical shaft (1) and the quantity of adit (2), position and size, the adit (2) that each vertical shaft (1) is connected with bottom it is one-level, total progression is 2～4 grades, upper level adit (2) outlet is connected with next stage vertical shaft (1) entrance, the movable loading point (3) being positioned at eminence is connected and the emptying point (4) being positioned at lower with the combination continuously of adit (2) by multistage vertical shaft (1), first order vertical shaft (1) entrance is near movable loading point (3), and afterbody adit (2) outlet is near emptying point (4);
2) equipment is installed: vertical shaft drawing-in device is set at vertical shaft (1) entrance, sealing-tape machine (5) is installed in adit (2), with vertical shaft (1) bottom junctions, batcher (6) is installed at adit (2) entrance;
3) transported material: by vertical shaft drawing-in device to vertical shaft (1) feeding, material relies on deadweight to fall in vertical shaft (1), by batcher (6), vertical shaft (1) bottoms material is transported on the sealing-tape machine (5) in adit (2), next stage vertical shaft (1) entrance is transported material to again by sealing-tape machine (5), each vertical shaft (1) built-in full with substance, keeping full well to run, continuative transport step by step, until the material of movable loading point (3) is all delivered to emptying point (4).
2. the continuous shaft transport method of bulk material height drop according to claim 1, it is characterized in that: when carrying out step 1), according to the vertical discrepancy in elevation between movable loading point (3) with emptying point (4), horizontal range, calculate the quantity adopting underground shaft (1) and adit (2), according to massif geological conditions and orographic condition, determine vertical shaft in cavity group (1) coordinate, determine vertical shaft (1) and the parameter of adit (2) according to the bulk material particle diameter being transferred, conveying capacity size.
3. the continuous shaft transport method of bulk material height drop according to claim 1, it is characterised in that: when carrying out step 3), material in each vertical shaft (1) is minimum in 7 days to be moved down once.
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| CN104975877A (en) * | 2015-07-08 | 2015-10-14 | 甘肃路桥建设集团有限公司 | Portal external road surface water blocking and discharging system with tunnel portal in downslope direction and manufacturing method for same |
| CN109488304B (en) * | 2018-11-14 | 2020-04-10 | 北京中煤矿山工程有限公司 | Conveying method of large drilling grouting equipment |
| CN112897115A (en) * | 2021-01-19 | 2021-06-04 | 广西建工矿业有限公司 | Mine super-huge type safe feeding process method |
| CN118110174B (en) * | 2024-04-30 | 2024-07-05 | 中国水利水电第七工程局有限公司 | Finished aggregate storage and transportation system of hydroelectric engineering underground concrete system |
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| WO2005049966A1 (en) * | 2003-11-20 | 2005-06-02 | J.S. Redpath Limited | Earth boring apparatus for sinking shafts and method of excavating a shaft |
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| CN202704279U (en) * | 2012-08-23 | 2013-01-30 | 葛洲坝集团第五工程有限公司 | Discharging device of silo type roller-compacted sand storage hopper |
| CN103046931A (en) * | 2012-12-03 | 2013-04-17 | 云南建工水利水电建设有限公司 | Method for forming holes of vertical shaft/pilot shaft through impact type drilling machine in impacting mode |
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