CN104863594B - Machine channel construction design method of strip mine semi-continuous production system - Google Patents
Machine channel construction design method of strip mine semi-continuous production system Download PDFInfo
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- 230000003028 elevating effect Effects 0.000 claims description 76
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Abstract
The invention discloses a machine channel construction design method of a strip mine semi-continuous production system, which comprises the following steps: acquiring the position of an end slope adhesive tape of a strip mine semi-continuous production system, the maximum length of a B-type transfer conveyor and the maximum transfer height of the B-type transfer conveyor; determining a horizontal overlapping angle between the B-type reversed loader and the end slope adhesive tape, a ratio of a distance between a center line of the end slope adhesive tape and a slope top line to a distance between the slope top line and a slope bottom line, a height difference between a standing horizontal position of the B-type reversed loader and the end slope adhesive tape and a central height of a discharging arm of the B-type reversed loader according to the position of the end slope adhesive tape, the maximum length of the B-type reversed loader and the maximum reversed loading height of the B-type reversed loader; and taking the horizontal overlap angle, the ratio of the distance between the central line of the end slope adhesive tape and the top slope line to the distance between the top slope line and the bottom slope line, the drop height between the standing horizontal position of the B-type reversed loader and the end slope adhesive tape and the central height of the discharging arm of the B-type reversed loader as the tunnel construction parameters of the passing vehicle under the B-type reversed loader.
Description
Technical field
The present invention relates to surveying setting-out technical field is built in opencut semi-successive cultivation system Zhong Ji road, in particular it relates to
Method for designing is built in a kind of machine road of opencut semi-successive cultivation system.
Background technology
Semi-successive cultivation system in coal winning technology uses composite bench mining, and a point master adopts and lower point of 2 steps, semicontinuous
Production system by dredger dredge, automatic moving type disintegrating machine 32, A types elevating conveyor 31, face belt machine, Type B transferring mechanism into 11, i.e.,
As shown in Figure 1.The system of face belt 29 is arranged in master and adopts stair working face, mines to be adopted in master and changes and lower point of step between.
Semicontinuous coal-face ribbon conveyer carries out three modes for adopting a shifting, when the propulsion of the width dass of bench group three is completed,
Just need to carry out shifting to work surface to set.System loads automatic moving type disintegrating machine using power shovel, by A types elevating conveyor that colliery raw material is defeated
Face belt machine is delivered to, then through Type B elevating conveyor to end side sealing-tape machine, is arrived finally by end side and the output of main access sealing-tape machine
Ground coal handling system.
But, in the prior art, when semi-successive cultivation system works, face belt machine skiagraph is only provided,
The requirement of production concrete condition change can not be met.And the face belt machine skiagraph of semi-successive cultivation system given
Basic configuration relation and the gradients such as basic end side adhesive tape, Type B elevating conveyor, head station, slight slope (soil draws), boxcar walking, tail station.
We need to solve to be open to traffic under Type B elevating conveyor according to production requirement in real work, slight slope position sets up bridges and culverts, the big drop in longitudinal direction
Deep semicontinuous transport ruling grade is lifted, and horizontal big drawdown is moved and set, and boxcar winter walking Safety Slope, machine road build maximum fair
Perhaps the problems such as error.A kind of method that surveying setting-out is built in effective machine road is not provided in prior art, to solve above-mentioned skill
Art problem.
The content of the invention
In order to solve the problems, such as to build measuring method without effective machine road present in prior art, the present invention proposes one
Method for designing is built in the machine road for planting opencut semi-successive cultivation system.
Method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention to be included：
Obtain end side adhesive tape position, the greatest length of Type B elevating conveyor and the Type B elevating conveyor of opencut semi-successive cultivation system most
It is big to reprint height；
The maximum reprinting height of adhesive tape position, the greatest length of Type B elevating conveyor and Type B elevating conveyor is helped according to the end, Type B is determined
The distance of elevating conveyor and end side adhesive tape level overlap joint angle, the distance of end side adhesive tape centrage-bench crest and bench crest-bench toe it
Than the discrepancy in elevation and Type B elevating conveyor discharge arm centre-height between, Type B elevating conveyor standing horizontal level and end side adhesive tape；
By the level overlap angle, end side adhesive tape centrage-bench crest distance and bench crest-bench toe distance it
Than the drop between, the Type B elevating conveyor standing horizontal level and end side adhesive tape and the Type B elevating conveyor discharge arm center
Height builds parameter as the machine road being open to traffic under Type B elevating conveyor.
In one embodiment, also include：
Obtain the designed elevation of slight slope section during the shifting of face belt machine sets；It is true according to the designed elevation of the slight slope section
Determine the designed elevation that slight slope sets up bridges and culverts, the slight slope sets up the designed elevation of the designed elevation more than the slight slope section of bridges and culverts；
The designed elevation that the slight slope is set up bridges and culverts builds parameter as the machine road that slight slope position sets up bridges and culverts, and the bridges and culverts is erected at
Between the initial segment and changeover portion of adhesive tape work surface.
In one embodiment, also include：
Coal seam tendency under measurement adhesive tape work surface, is inclined to according to the coal seam and determines longitudinal senior general's depth slight slope changeover portion
Design grade and designed elevation；Using the design grade and designed elevation of longitudinal senior general's depth slight slope changeover portion as longitudinal senior general
Parameter is built in the machine road that deep semicontinuous transport ruling grade is lifted.
In one embodiment, also include：
When semi-successive cultivation system drop section is exploited, Type B elevating conveyor arm lengths are obtained；According to the Type B elevating conveyor brachium
Degree determines that horizontal senior general shifting deeply sets machine walking horizontal wall inscription and frame slides the gradient of horizontal wall inscription, radius of vertical curve；By the gradient, perpendicular song
Line radius builds parameter as horizontal senior general depth Yi Sheji roads.
In one embodiment, also include：
Measurement adhesive tape work surface position, according to filled soil quality minimum principle and office work management boxcar walking cut-off point
Position and absolute altitude；Position and absolute altitude according to boxcar walking cut-off point, determines the safe slope of the boxcar walking
Degree.
In one embodiment, also include：
The curved section when machine that sets is walked is moved according to the setting of default radius, arc length, central angle and length of tangent line, it is described default
Radius is more than 140m, and arc length is 34m ± 2m, and central angle is more than 14 °, and length of tangent line is less than 17m more than 12m.
In one embodiment, the Type B elevating conveyor and end side adhesive tape level overlap joint angle are 79 ° -84 °, and glue is helped at the end
Distance with centrage-bench crest is 9 with the ratio of distances constant of bench crest-bench toe：7, the Type B elevating conveyor standing horizontal level
Difference in height is not less than 12.5m between 33 and end side adhesive tape, and the Type B elevating conveyor discharge arm centre-height is not less than 11.3m.
In one embodiment, the design grade of longitudinal senior general's depth slight slope changeover portion is less than or equal to 10%.
In one embodiment, the horizontal senior general moves and sets machine walking horizontal wall inscription and frame slides the gradient of horizontal wall inscription and is less than deeply
6%, the radius of vertical curve is more than 20m.
In one embodiment, the Safety Slope of the boxcar walking is less than or equal to 4.5%.
Method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, by semi-successive cultivation
Parameter needed for System Computer road is built is calculated, and setting meets the parameter and standard of safe efficient production requirement, realizes Type B
220t and following mine special type vehicle such as are open to traffic at the technical requirements under elevating conveyor, meet the requirement that normal operation machine road is built, and are
Effect of the semi-successive cultivation system in mining of raw coal is more significantly, improves production efficiency, saves the production time.
Other features and advantages of the present invention will be illustrated in the following description, also, the partly change from description
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realizing and obtain in book, claims and accompanying drawing.
Below by drawings and Examples, technical scheme is described in further detail.
Description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for description, the reality with the present invention
Applying example is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of semi-successive cultivation system of the prior art；
Fig. 2 builds the flow process of method for designing for a kind of machine road of opencut semi-successive cultivation system of the embodiment of the present invention
Figure；
Fig. 3 is the face belt machine of the embodiment of the present invention and the relative position of Type B elevating conveyor and its bonding relation signal
Figure；
Fig. 4 builds the flow process of method for designing for the machine road of another kind of opencut semi-successive cultivation system of the embodiment of the present invention
Figure；
Fig. 5 arranges schematic diagram for the adhesive tape work surface slope section of the embodiment of the present invention；
Fig. 6 builds the flow process of method for designing for the machine road of another opencut semi-successive cultivation system of the embodiment of the present invention
Figure；
Fig. 7 builds the flow process of method for designing for the machine road of another opencut semi-successive cultivation system of the embodiment of the present invention
Figure；
Fig. 8 builds the flow process of method for designing for the machine road of another opencut semi-successive cultivation system of the embodiment of the present invention
Figure；
Fig. 9 adjusts sectional schematic diagram for the side toe and bench crest of the embodiment of the present invention
Figure 10 is the machine road design section schematic diagram of the embodiment of the present invention；
Figure 11 is the machine road schematic cross-sectional view of the embodiment of the present invention；
Figure 12 builds flat sectional schematic diagram for the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention；
Figure 13 repaiies showing for Type B elevating conveyor in plane graph for the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention
It is intended to；
Figure 14 builds sectional partial enlargement and shows for the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention
It is intended to.
With reference to accompanying drawing labelling the following drawings labelling thereon：
1- draws slope section, and 2- crosses over the bridges and culverts section of face belt, and 3- drawdown ruling grade sections, the effective active sections of 4-, 5- is bent
Line segment, 6- bridges and culverts centrages, 7- ground anchor location, 8- head driving station standing platforms, 9-B types elevating conveyor helps adhesive tape level to take with end
Angle is connect, the blanking port of 10- head driving stations front end, 11-B type elevating conveyors, 12- skewed slot exposures edge, 13- heads driving station is slided
Sled, 14- head driving stations centre of the drum, 15- slight slope terminals, 16- slight slope starting points, 17- afterbody driving stations, in 18- ends side adhesive tape
The distance of heart line-bench crest and the ratio of distances constant of bench crest-bench toe, 19- ends side adhesive tape centrage, 20- ends side adhesive tape slope top
Line, 21- ends side adhesive tape bench toe, 22- traffic roads, 23- head driving stations, 24- builds the position on maintenance road, and 25-B types are reprinted
Be open to traffic limit for height under machine, and be open to traffic width under 26-B type elevating conveyors, 27-B type elevating conveyor embankments, 28- sides slope angle, 29- work surface glue
Band, 30- cable boxcars, 31-A type elevating conveyors, 32- automatic moving type disintegrating machines, 33-B type elevating conveyor standing horizontal levels, 34- rises
Beginning section, 35- flat slope sections, 36- changeover portions, 37- final stages, 38- cables boxcar walking cut-off point.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by specific embodiment.
Opencut semi-successive cultivation system is by dredger dredge, automatic moving type disintegrating machine 32, A types elevating conveyor 31, face belt
Machine, Type B elevating conveyor 11 are constituted.Wherein face belt machine and Type B elevating conveyor itself do not have running gear, it is thus necessary to determine that its shifting sets
Position afterwards, then gets to rearmost position by other auxiliary equipments.Face belt machine is by face belt 29, head
Driving station 23, afterbody driving station 17, cable boxcar 30 are constituted.
(1) face belt is steel structure frame, and belt conveyor is laid in frame, and frame lower is steel sleeper rail, and adhesive tape is complete
Long 1427m, belt width 1.6m, frame is rested the head on away from 4.6m.
(2) head driving station is located at face belt the initial segment, for driving whole face belt.Head driving station is most
Big width 8.1m, bottom is two pedestals, front pedestal width 3m, long 6.8m, rear pedestal width 3.6m, long 6.8m.Pedestal top is liquid
Pressure pillar, can adjust the height of whole driving station.In system operation in order to system stability hydraulic prop be adjusted to it is minimum, this
When the overall gradient of head driving station be 8.5%.Driving station front end is provided with earth anchor.The maximum lifting height of head driving station is
50m, when shifting sets, adhesive tape entirety hoisting depth is necessarily less than 50m.
(3) afterbody driving station is independent cylinder, and rear end is provided with two earth anchors and stretches work jointly with head driving station earth anchor
Making face adhesive tape makes its safe and stable operating, belt run to tail station and start return, and ground anchor location 7 is as shown in Figure 3.
The head driving station and end side adhesive tape of Type B elevating conveyor connection face belt machine, by feed roller and discharge roll
The heart is away from for 70.39m, distance 16m between pedestal, wide 8m.Material feeding brachium 30m, by feed roller center line maximum height 3.8m, minimum constructive height
1.3m；Discharging brachium 38m, cylinder center line maximum height 21m, minimum constructive height 16m.Help adhesive tape and material feeding in Type B elevating conveyor connection end
Arm and unloading arm height scalable, must consider that composite factor makes it complete overlap joint when shifting sets.
Cable boxcar provides power supply to disintegrating machine, and cable boxcar frame is in glue in semi-successive cultivation system operation
Band work surface, and follow disintegrating machine to walk.Cable boxcar maximum gradeability is 5%, must clearly be set in system operation
Cable boxcar walking cut-off point is put, in case there is car slipping phenomenon when being more than 5% adhesive tape work surface in the gradient in it.
It is that special configuration sets for face belt shifting that shifting sets machine, and its fuselage is crawler dozer, and wide 2.7m is long
6.95m.Fuselage side is that long 1.75m can clamp integrating with for adhesive tape work surface rail, and opposite side is counterweight.
The high 2m of tracked carrier, wide 7.8m, long 9.013m, nominal load capacity 320t, for packing face belt head
Portion's driving station and Type B elevating conveyor.
In semi-successive cultivation system work process, need to measure unwrapping wire to the vehicle with walking machine road of face belt, with
Realize being open to traffic under Type B elevating conveyor, slight slope position sets up bridges and culverts, the longitudinal direction semicontinuous ruling grade Lifting Convey of big drawdown, laterally big
Drawdown is moved and sets the purposes such as most short constraint distance, boxcar winter walking Safety Slope, and without effective machine road in prior art
The method for building parameter measurement.In order to solve the problems, such as to build measuring method without effective machine road present in prior art, this
Invention proposes a kind of machine road of opencut semi-successive cultivation system and builds method for designing.It is involved each in the embodiment of the present invention
The technical term of component or component is planted referring to the explanation to Figure 12, Figure 13, Figure 14, it will be understood by those skilled in the art that
The contents of the section is prior art.
As shown in Fig. 2 method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, including：
Step S201：Obtain end side adhesive tape position, the greatest length of Type B elevating conveyor and the B of opencut semi-successive cultivation system
Type elevating conveyor is maximum to reprint height；
Step S202：Help the maximum reprinting of adhesive tape position, the greatest length of Type B elevating conveyor and Type B elevating conveyor high according to the end
Degree, determines that the distance and bench crest of adhesive tape centrage 19- bench crests 20 are helped in Type B elevating conveyor and end side adhesive tape level overlap joint angle 9, end
The discrepancy in elevation and Type B elevating conveyor row between the ratio of distances constant of 20- bench toes 21, Type B elevating conveyor standing horizontal level and end side adhesive tape
Material arm centre-height；
Because Type B elevating conveyor is mechanical component, its length is fixed, is divided into material feeding arm and discharge arm, the row of discharge arm
Material height is also (typically between 10-15 rice) for having theoretical values, and discharge distance is most long when helping adhesive tape vertical with end in theory,
But consider that safety factorss can reserve surplus more than certain distance (such as 1.2m) in actual production process, to guarantee that Type B turns
Carrier aircraft can overlap safety with end side adhesive tape, so level overlap joint angle will be produced.
It is contemplated that the factor restriction that is open to traffic under material feeding arm：Minimum traffic road Safe width is more than 11m, and be open to traffic safely height
Degree is not less than 11.3m, and discharge arm highly can be any limitation as with end side level overlap joint angle and discharge；Side adhesive tape in end is due to being overhauled
Road and side slope safety limit bench crest with end side adhesive tape apart from being not less than 9 meters, and away from bottom of slope 7m is not less than.
Specifically, the relative position and its bonding relation of semi-successive cultivation system face belt machine and Type B elevating conveyor be such as
Shown in Fig. 3, Type B elevating conveyor material feeding arm and unloading arm angle can be automatically adjusted, if angle is too greatly when raw coal is turned by Type B
Can slide during carrier aircraft belt, if angle too small may affect the overlap joint of it and end side adhesive tape.
Preferably, the Type B elevating conveyor and end side adhesive tape level overlap joint angle are 79 ° -84 °, end side adhesive tape centrage -
The distance of bench crest is 9 with the ratio of distances constant of bench crest-bench toe：7, the Type B elevating conveyor standing horizontal level helps glue with end
Difference in height is not less than 12.5m between band, and the Type B elevating conveyor discharge arm centre-height is not less than 11.3m.Wherein, 12.5m and
For leading to 220t mines special vehicle under Type B elevating conveyor, above-mentioned height is at least above vehicle full load most to 11.3m
Height.
Step S203：The level is overlapped into angle, the distance of end side adhesive tape centrage-bench crest and bench crest-bench toe
Ratio of distances constant, the Type B elevating conveyor standing horizontal level 33 and the end side adhesive tape between drop and the Type B elevating conveyor
Discharge arm centre-height builds parameter as the machine road being open to traffic under Type B elevating conveyor.It is illustrated in figure 9 the side slope of the embodiment of the present invention
Foot and bench crest adjustment sectional schematic diagram.
Method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, is being produced by measurement
Various parameters data in journey, calculate semi-successive cultivation System Computer road and build required various parameters, provide to build machine road
Theoretical basiss, improve production efficiency.
As shown in figure 4, the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention is built method for designing and is also included：
Step S204：Obtain the designed elevation of slight slope section during the shifting of face belt machine sets；
Step S205：Determine that slight slope sets up the designed elevation of bridges and culverts, the slight slope according to the designed elevation of the slight slope section
Set up the designed elevation of the designed elevation more than the slight slope section of bridges and culverts；
Step S206：The designed elevation that the slight slope is set up bridges and culverts builds ginseng as the machine road that slight slope position sets up bridges and culverts
Number, the bridges and culverts is erected between the initial segment of adhesive tape work surface and changeover portion.
Specifically, adhesive tape work surface extends to afterbody driving station from head driving station, and due to overlapping reason, it can not
A gradient is kept to extend.First front end connects head driving station, and its gradient has to complete to adjust with head driving station hydraulic column
The gradient after section is consistent.Secondly in coal-face position cable boxcar frame on adhesive tape top, this stage adhesive tape work surface slope
Degree is necessarily less than 5% and just can guarantee that CABLE MATERIALS trolley safe operation.The fixed gradient of head driving station is 8.5% ± 0.1%, and
The ruling grade of cable boxcar is 5%, to make whole adhesive tape work surface gently extend centre it is necessary to have a gradient transition
Section, is that this adhesive tape work surface is designed with three gradient sections：
(1) apart from head driving station cylinder 33.9m, the gradient is 8.5% ± 0.1% to the initial segment 34；
(2) from the beginning of apart from head driving station cylinder 85.3m, the gradient extends to electricity to changeover portion 36 according to 10% or so design
Cable car walking cut-off point；There is flat slope section 35 between the initial segment 34 and changeover portion 36.
(3) placement of final stage 37 cable boxcar, starts to extend to afterbody driving from cable car walking cut-off point 38
Stand, the gradient is according to 4.5% design.
The wherein selection of changeover portion is common by the size of mine step coal seam distribution situation and machine road work surface filled soil quality
Determine, when coal seam drives station location to extend to semi-successive cultivation system head, changeover portion shortens and the walking of cable boxcar cuts
When stop is moved forward semi-successive cultivation system can digging go out more raw coal, can more preferably play system effectiveness；But serve as
Cross section to become in short-term, fixing due to the front and back end gradient just causes the gradient of changeover portion to become big, filled soil quality when base road engineering is built
Also increase.So in each design transition section, it is necessary to build filled soil quality according to coal seam conditions and Ji Dao and consider and set
Meter.
Be open to traffic quantity, shortening internal dumping haul distance under in order to shunt Type B elevating conveyor, needs to set up semicontinuous adhesive tape work surface
Bridges and culverts.The necessary level of concrete for bridge use, is finally erected in the middle of the initial segment and changeover portion through carefully studying bridges and culverts.Adhesive tape work since then
Flat slope section is additionally arranged as face, i.e., as shown in figure 5, the position of flat slope section is comprehensive by cable boxcar walking cut-off point and casting haul distance
Close design.
As shown in fig. 6, method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, also wrap
Include：
Step S207：Coal seam tendency under measurement adhesive tape work surface, according to coal seam tendency the deep soil of longitudinal senior general is determined
The design grade and designed elevation of slope changeover portion；
Preferably, the design grade of longitudinal senior general's depth slight slope changeover portion is less than or equal to 10%.
Step S208：Using the design grade and designed elevation of longitudinal senior general's depth slight slope changeover portion as longitudinal senior general's depth
Parameter is built in the machine road that semicontinuous transport ruling grade is lifted.
As shown in fig. 7, method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, also wrap
Include：
Step S209：When semi-successive cultivation system drop section is exploited, Type B elevating conveyor arm lengths are obtained；
Step S210：Determine that horizontal senior general moves deeply according to the Type B elevating conveyor arm lengths and set machine walking horizontal wall inscription and frame cunning
The gradient of row horizontal wall inscription, radius of vertical curve；
Preferably, horizontal senior general shifting deeply sets machine walking horizontal wall inscription and frame slides the gradient of horizontal wall inscription less than 6%, described perpendicular
Sweep is more than 20m.
Step S211：The gradient, radius of vertical curve are built into parameter as horizontal senior general depth Yi Sheji roads.It is semicontinuous
The horizontal shifting of production system sets, and only has curve requirement to drawdown, and other specification design is consistent with the various embodiments described above, simply position
Change.
As shown in figure 8, method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, also wrap
Include：
Step S212：Measurement adhesive tape work surface position, according to filled soil quality minimum principle and office work management boxcar
The position of walking cut-off point and absolute altitude；
Step S213：Position and absolute altitude according to boxcar walking cut-off point, determines the peace of the boxcar walking
The full gradient.Preferably, the Safety Slope of the boxcar walking is less than or equal to 4.5%.It is as shown in table 1 the embodiment of the present invention
The parameter list (absolute altitude can be applied mechanically in table) of opencut semi-successive cultivation system.
Table 1
In embodiments of the present invention, also include：Shifting is arranged according to default radius, arc length, central angle and length of tangent line and sets machine
Curved section 5 during walking, the default radius R is more than 140m, for example, 140m-150m；Arc length L be 34m ± 2m, central angle
α is more than 14 °, for example, 14 ° -16 °；Length of tangent line T is less than 17m more than 12m.
Below in conjunction with Figure 12, Figure 13 and Figure 14 the relational language and its parameter of the embodiment of the present invention are explained and said
It is bright：
As shown in figure 12 flat sectional schematic diagram is built in the machine road for the opencut semi-successive cultivation system of the embodiment of the present invention,
Figure 13 show the signal that Type B elevating conveyor in plane graph is repaiied in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention
Figure, Figure 14 show the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention and builds sectional partial enlargement signal
Figure.Wherein, the gradient for drawing slope section 1 is 8.5%-10%；2 is the bridges and culverts section across face belt, and the gradient is 0；3 be drawdown most
Heavy grade section (gradient ＜ 13%), this gradient is prepared for effective active section drawdown, is also that face belt normally runs
When limiting gradient.
4 be effective active section, gradient ＜ 5%, length ＞ 1000m；5 is curved section；6 is bridges and culverts centrage；7 are ground anchor position
Put；8 is head driving station standing platform；9 is the level overlap joint angle described in the embodiment of the present invention；10 are head driving station front end
Blanking port；11 is Type B elevating conveyor；12 is skewed slot exposure edge；13 is head driving station skid；14 is in head driving station cylinder
The heart；15 is slight slope terminal, and 16 is slight slope starting point；17 is afterbody driving station；18 for end side adhesive tape centrage-bench crest distance with
The ratio of distances constant of bench crest-bench toe, i.e., 9：7；19 are end side adhesive tape centrage, i.e. material feeding adhesive tape centrage；20 are end side glue
Band bench crest；21 are end side adhesive tape bench toe；22 is traffic road；23 is head driving station.
As shown in figure 13 the machine road for the opencut semi-successive cultivation system of the embodiment of the present invention is repaiied Type B in plane graph and is reprinted
The schematic diagram of machine, wherein, 23 are end side height, and 25m is not less than when 220t trucks enterings are ensured；24 positions that road is overhauled to build
Put；25 is the limit for height that is open to traffic under Type B elevating conveyor, more than 11.3m；26 is the width that is open to traffic under Type B elevating conveyor, more than 11.4m；27 is B
Type elevating conveyor embankment；28 are 61 ° of slope angle of side.
Method for designing is built in the machine road of the opencut semi-successive cultivation system of the embodiment of the present invention, by semi-successive cultivation
Parameter needed for System Computer road is built is calculated, and setting meets the parameter and standard of safe efficient production requirement, realizes Type B
220t and following mine special type vehicle such as are open to traffic at the technical requirements under elevating conveyor, meet the requirement that normal operation machine road is built, and are
Effect of the semi-successive cultivation system in mining of raw coal is more significantly, improves production efficiency, saves the production time.
The present invention can have the specific embodiment of various multi-forms, combine accompanying drawing to this by taking Fig. 2-Figure 14 as an example above
The explanation for example of bright technical scheme, this is not meant to that the instantiation that the present invention is applied can only be confined to specific flow process
Or in example structure, one of ordinary skill in the art is it is to be appreciated that specific embodiment presented above is various
Some examples in its preferred usage, the embodiment of any embodiment the claims in the present invention all should be wanted in technical solution of the present invention
Ask within the scope of protection.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to,
Although being described in detail to the present invention with reference to the foregoing embodiments, for a person skilled in the art, it still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic.
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in the present invention's
Within protection domain.
Claims (9)
1. method for designing is built in a kind of machine road of opencut semi-successive cultivation system, including：
Obtain end side adhesive tape position, the greatest length of Type B elevating conveyor and maximum turn of the Type B elevating conveyor of opencut semi-successive cultivation system
Carry height；
The maximum reprinting height of adhesive tape position, the greatest length of Type B elevating conveyor and Type B elevating conveyor is helped according to the end, determines that Type B is reprinted
Machine helps ratio of distances constant, the B at adhesive tape level overlap joint angle, the distance of end side adhesive tape centrage-bench crest and bench crest-bench toe with end
The discrepancy in elevation and Type B elevating conveyor discharge arm centre-height between type elevating conveyor standing horizontal level and end side adhesive tape；
The level is overlapped into ratio of distances constant, the institute at angle, the distance of end side adhesive tape centrage-bench crest and bench crest-bench toe
State the discrepancy in elevation and the Type B elevating conveyor discharge arm centre-height between Type B elevating conveyor standing horizontal level and end side adhesive tape
Parameter is built as the machine road being open to traffic under Type B elevating conveyor；
Also include：
When semi-successive cultivation system drop section is exploited, Type B elevating conveyor arm lengths are obtained；
According to the Type B elevating conveyor arm lengths determine horizontal senior general move deeply set machine walking horizontal wall inscription and frame slide horizontal wall inscription the gradient,
Radius of vertical curve；
The gradient, radius of vertical curve are built into parameter as horizontal senior general depth Yi Sheji roads.
2. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that also
Including：
Obtain the designed elevation of slight slope section during the shifting of face belt machine sets；
Determine that slight slope sets up the designed elevation of bridges and culverts according to the designed elevation of the slight slope section, the slight slope sets up the design of bridges and culverts
Designed elevation of the absolute altitude more than the slight slope section；
The designed elevation that the slight slope is set up bridges and culverts builds parameter, the bridges and culverts frame as the machine road that slight slope position sets up bridges and culverts
It is located between the initial segment of adhesive tape work surface and changeover portion.
3. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that also
Including：
Coal seam tendency under measurement adhesive tape work surface, the design for determining longitudinal senior general's depth slight slope changeover portion is inclined to according to the coal seam
The gradient and designed elevation；
The design grade and designed elevation of longitudinal senior general's depth slight slope changeover portion are transported most as longitudinal senior general is deeply semicontinuous
Parameter is built in the machine road that heavy grade is lifted.
4. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that also
Including：
Measurement adhesive tape work surface position, according to filled soil quality minimum principle position and the mark of boxcar walking cut-off point are calculated
It is high；
Position and absolute altitude according to boxcar walking cut-off point, determines the Safety Slope of the boxcar walking.
5. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that also
Including：
The curved section when machine that sets is walked, the default radius are moved according to the setting of default radius, arc length, central angle and length of tangent line
More than 140m, arc length is 34m ± 2m, and central angle is more than 14 °, and length of tangent line is less than 17m more than 12m.
6. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that
The Type B elevating conveyor is 79 ° -84 ° with end side adhesive tape level overlap joint angle, end side adhesive tape centrage-bench crest away from
It is 9 from the ratio of distances constant with bench crest-bench toe：7, height between the Type B elevating conveyor standing horizontal level and end side adhesive tape
Difference is not less than 12.5m, and the Type B elevating conveyor discharge arm centre-height is not less than 11.3m.
7. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 3, it is characterised in that institute
The design grade for stating longitudinal senior general's depth slight slope changeover portion is less than or equal to 10%.
8. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 1, it is characterised in that institute
State horizontal senior general and move deeply and set machine walking horizontal wall inscription and frame slides the gradient of horizontal wall inscription less than 6%, the radius of vertical curve is more than 20m.
9. method for designing is built in the machine road of opencut semi-successive cultivation system according to claim 4, it is characterised in that institute
The Safety Slope for stating boxcar walking is less than or equal to 4.5%.
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| CN101899976A (en) * | 2010-07-15 | 2010-12-01 | 煤炭科学研究总院太原研究院 | Continuous coal mining process method of open-pit coal mine |
| CN102889084A (en) * | 2012-09-05 | 2013-01-23 | 中国煤炭科工集团太原研究院 | Continuous mining technique for thin coal layer of opencast coal mine |
| CN103256051A (en) * | 2013-05-14 | 2013-08-21 | 中国煤炭科工集团太原研究院 | Double-wing continuous coal mining technique for open-pit coal mine |
| CN103388478A (en) * | 2013-07-30 | 2013-11-13 | 中国神华能源股份有限公司 | Forming method for transportation road of bucket shovel applied to open pit coal mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8770373B2 (en) * | 2010-04-16 | 2014-07-08 | Joy Mm Delaware, Inc. | Conveyor system for continuous surface mining |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101899976A (en) * | 2010-07-15 | 2010-12-01 | 煤炭科学研究总院太原研究院 | Continuous coal mining process method of open-pit coal mine |
| CN102889084A (en) * | 2012-09-05 | 2013-01-23 | 中国煤炭科工集团太原研究院 | Continuous mining technique for thin coal layer of opencast coal mine |
| CN103256051A (en) * | 2013-05-14 | 2013-08-21 | 中国煤炭科工集团太原研究院 | Double-wing continuous coal mining technique for open-pit coal mine |
| CN103388478A (en) * | 2013-07-30 | 2013-11-13 | 中国神华能源股份有限公司 | Forming method for transportation road of bucket shovel applied to open pit coal mine |
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