CN107191191A - A kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows - Google Patents
A kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows Download PDFInfo
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- CN107191191A CN107191191A CN201710552854.4A CN201710552854A CN107191191A CN 107191191 A CN107191191 A CN 107191191A CN 201710552854 A CN201710552854 A CN 201710552854A CN 107191191 A CN107191191 A CN 107191191A
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- 239000007921 spray Substances 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 11
- 230000003028 elevating effect Effects 0.000 claims abstract description 5
- 238000007373 indentation Methods 0.000 claims abstract description 5
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 50
- 238000000227 grinding Methods 0.000 claims description 19
- 238000005553 drilling Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 3
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- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- -1 supporting operation Substances 0.000 abstract 1
- 230000018109 developmental process Effects 0.000 description 11
- 238000009412 basement excavation Methods 0.000 description 7
- 238000005422 blasting Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 239000011378 shotcrete Substances 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
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- 238000002156 mixing Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 208000033999 Device damage Diseases 0.000 description 2
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/03—Driving non-circular tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/126—Loading devices or installations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blow, mainly solve that the leting speeper efficiency present in the stone drifting process of Protodyakonov coefficient f >=10 is low, efficiency of breaking rock is low, shipment efficiency is low, support efficiency is low, low whitewashing efficiency and the problems such as high dust concentration；The equipment used has an elevating conveyor and crawler type Moveable belt transporter, a crawler type Wet-type patching machine and a dedusting fan；It is characterized in that：A set leting speeper has been used to bore, integrate broken rock, muck, Yun Yan, the breaking rock gangway anchor driving machine of three hammering blows of cable bolting；Its rock gangway fast digging technique step：Quick leting speeper operation, rock fracture in dynamic indentation speedy drivage operation, dress, the operation of fortune rock, supporting operation, spray operation and dedusting operation.Stone drifting integrated spy in underground of the present invention, pick, dress, fortune, branch are integrated, and make mechanized construction degree up to 99%, are adapted to various big, under neutralization small mine rock gangway do mechanization operations and construction.
Description
Technical field
The invention belongs to piercing technique technical field, the more particularly to rock gangway suitable for Protodyakonov coefficient f >=10, one kind three is hammered into shape
The rock gangway fast digging technique of impact grinding formula rock gangway anchor driving machine.
Background technology
Quickly, and stone drifting technology and equipment complies with one's wishes not to the utmost for China's coal-mining technique and equipment Development.Home and abroad colliery lane
Road tunneling construction process mainly has drilling and blasting method and comprehensive mechanized driving method (comprehensive pick method).
Drilling and blasting method is with its ripe driving technology for many years also among fast development, and this method is still that hard-rock tunnel is main
Tunneling method.In addition to explosion, implement hydraulic drill rig perforating, mechanization loading operation etc., these plant equipment have small work(
Rate, compact conformation, flexibility is strong, adaptable, energy consumption is low, cost is low, cutting rate is fast, operating environment is good, noise is low, powder
The features such as dirt is few, is still the developing direction of rock gangway drilling and blasting method driving.
Although focusing on the research in terms of mechanized Drifting In Rock both at home and abroad, by machinery to height such as in terms of hard rock driving
When intensity, the broken rock of high abrasive rock stratum driving, to be researched and solved or specific energy consumption is big, power consumption and driving expense ratio
Drilling and blasting method is high more than 10 times, Pick Loss is serious, machines cumbersome, machine reliability and poor adaptability the problems such as.But at present
Untill, for a long time, still never solve hard rock construction more efficient way or means using stone head development machine.
As China Patent No. is：201020182005.8 the broken shipment spray integral machine of stone drifting, including crawler travel
Part and belt-conveying part, rake rock broken rock part, hydraulic pressure and operating system and body platform；The integral machine also has whitewashing to fill
Put and pedestal；Described pushes away the front that cash is mounted in the track unit with rake rock shovel board, and belt conveyer is arranged on shovel board
Rear and crawler travel portion centre；Described hydraulic pressure and the body platform of top of the operating system loaded on track unit
On；Described pedestal is fixed on the front middle part of body platform, and described rake rock broken rock piecemeal activity is connected on pedestal, and described
Refractory gunning equipment be loaded on broken rock pneumatic hammer side.
Described rake rock broken rock part includes cantilever arm, cantilever arm oil cylinder, swing arm, boom cylinder, broken rock hammer device；It is described
Swing arm centre and cantilever arm hinge, on top and cantilever arm of the boom cylinder loaded on swing arm；Cantilever arm oil cylinder
On cantilever arm lower section and described pedestal, described broken rock hammer device is loaded on the lower end of swing arm.
Although the broken shipment spray integral machine of stone drifting realizes large, medium and small rock roadway in coal mine driving broken rock rake rock, detritus fortune
Defeated, wet shotcrete mechanicalization, but there are still following subject matter：
1st, existing impact grinding rock gangway pick machine only one of which quartering hammer, single-point rock fracture in dynamic indentation, rock breaking efficiency and operating efficiency
It is relatively low, fail to carry out omnibearing stereo pattern work for rock gangway；Particularly at clear bottom and when repairing side, clear bottom and side effect is repaiied
Difference, the cost time is long, and headwork is less efficient.
2nd, existing impact grinding rock gangway pick machine also fail to rock gangway to visit put, tunnel, muck, fortune rock and drilling anchor shaft anchor cable
The big process collection of supporting five is integrated combined equipment.
The problem of being primarily present in existing stone drifting construction：
1. efficiency of breaking rock is low：Though drilling and blasting method broken rock blasting efficiency is high, the tedious process such as jewel hole, powder charge, time is long,
Overall efficiency is low；Cutting type broken rock application compression broken rock, particularly inefficient, formation hardness f5 above efficiency extreme difference, pick
Consumption is big, and unit vibration is big, and device damage is serious；Disc cutter broken rock is higher than cutting type efficiency of breaking rock, and palette knife mill damage is tight
Again, device damage is serious, dust is big, operating environment is poor, drivage efficiency is low；Spherical hobbing cutter broken rock hilted broadsword cuts that rock amount is small, abrasion is tight
Weight, cost are high, efficiency is low.
2. shipment efficiency is low：Existing stone drifting technique, generally existing the problem of block rate is less than normal or bigger than normal, and rock can not
Timely and effective shipment, inefficiency influences digging footage.
4. support efficiency is low：Existing construction of rock gangway technique, support efficiency is low, is generally bored using pneumatic drill or monomer hydraulic
Operation, support speed is slow, and support efficiency is low.
The content of the invention
It is contemplated that the broken shipment spray integral machine of existing stone drifting is overcome the shortcomings of, by using three hammer body impact types
The breaking technique for rock of quartering hammer, makes the clear bottom of rock heading face and repaiies the side time to greatly reduce, and do mechanization operation rapidly and efficiently is carried
It can integrate broken, loading and conveying and the breaking rock gangway rock tunnelling bolting combined machine of three hammering blows of supporting and stone drifting for a kind of
Technique.
To achieve these goals, the technical scheme is that：
1st, a kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blow, the equipment used has a reprinting
Machine and crawler type Moveable belt transporter (II), a crawler type Wet-type patching machine (III) and a dedusting fan (IV)；
It is characterized in that：Used a set leting speeper to bore, integrated broken rock, three hammering blows of muck, Yun Yan, cable bolting it is broken
Broken formula rock gangway anchor driving machine (I)；Its rock gangway fast digging technique step：
1), quick leting speeper operation
The roadway support near reinforcement drilling is carried out to the tunnel to be tunneled first, and meets head in working face to accomplish fluently firm
Column and sideboard；
Tunnel is cleared up, gutter has been dug；
Water exploring drill hole position is equipped with the drainage equipment being adapted with leting speeper amount when the low-lying place in tunnel；
Drill place or its near install telephone for special use, it is unimpeded that personnel withdraw passage；
According to design, it is determined that when mainly visiting water hole position, being demarcated by survey crew；
Anchor brill portion carries out quick leting speeper operation before two platforms in the three-dimensional impact rock gangway anchor driving machine of three hammers, is carried out per 120m
Leting speeper operation；
2), rock fracture in dynamic indentation speedy drivage operation
The three-dimensional impact rock gangway anchor driving machine of three hammers is opened to working face and meets head on and is stopped at center, by impact grinding formula rock gangway
Development machine front portion quartering hammer is down to roadway floor, and broken rock is carried out using the three stereo assembled quartering hammer moulds of hammer；Pass through quartering hammer water
Flat, tilted upward, the action tilted complete the impact grinding operation to rock mass；
And promoted quartering hammer forward using passage oil cylinder, quartering hammer is impacted rock mass and is elapsed forward, passage step pitch is
600mm；
Passage withdraws passage oil cylinder after terminating, and by 15 ° of angles of the upward lifting of development machine quartering hammer, and pushes ahead brokenly again
Rock, is then carried out successively；
Tunnel is tunneled with this constantly circulation construction；
3), fill, transport rock operation
The raking pawl formula of the filled transport section of the three-dimensional impact rock gangway anchor driving machine front portion peace of three hammers goes out rock shovel board；Quartering hammer is broken
Raking pawl rake of the broken spoil that rock dust and rock mass during rock produced by rock mass are voluntarily caving in shovel board is filled to development machine middle part scraper plate
On transporter, and it is transported on the movable belt machine at development machine rear portion, is transported to by crawler type movable belt machine outside working face；
Fill, go out cash progress synchronous with tunnel cutting, parallel operations；
4), supporting operation
Use the forward and backward anchor brill portion of the three-dimensional impact rock gangway anchor driving machine of three hammers：
1. 360 ° of rotations of drill boom, can complete the construction demand of different height, angle anchor pole and anchor cable；
2. preceding anchor brill portion and rear anchor brill portion parallel operations in work progress；
5), spray operation
Using crawler type Wet-type patching machine, artificial progress spray operation is replaced using manipulator；
6), dedusting operation
Long using dedusting fan presses the short draft type taken out, and the dust of working face is extracted out working face by exhaust fan.
The present invention compared with prior art, be with significant beneficial effect：
1. the piercing technique of the breaking rock gangway anchor driving machine of three hammering blows is used, broken rock is carried out to rock mass, eliminated original
Broken rock technique is blown out, simplify working procedure, it is to avoid because blowing out the unsafe factor produced by broken rock, improve production safety
Property.
2. the Mechanization Level in rock gangway development work face is improved, the Mechanization Level in rock gangway development work face is reached
99%, dig Mechanization Level than big gun 30% improves 66 percentage points.Because mechanization degree is improved, it is greatly reduced
The labor intensity of workman, improves the operating environment of workman.
3. drastically increase rock gangway singly enters level, is more than 3 times of rock-gangway bomb-dug level；
4. excavation efficiency has been significantly increased, has been 3 times of rock-gangway bomb-dug work efficiency or so；It can solve big in Polodyakonov coefficient
The problem tunneled in 10 rock stratum.
In a word, stone drifting integrated spy in underground of the present invention, pick, dress, fortune, branch are integrated, and reach mechanized construction degree
99%, it is adapted to various big, under neutralization small mine rock gangway do mechanization operations and construction.
4th, illustrate
Fig. 1 is the mechanization rock gangway production line that the present invention is used and its construction relevant equipment schematic diagram.
Fig. 2 is the breaking rock gangway anchor driving machine of three hammering blows used in the present invention.
Fig. 3 is a kind of front view of the breaking rock gangway anchor driving machine of three hammering blows of the present invention.
Fig. 4 is a kind of top view of the breaking rock gangway anchor driving machine of three hammering blows of the present invention.
Fig. 5 is the three hammer body impact grinding portion structural front views of the present invention.
Fig. 6 is the structure top view in the three hammer body impact grinding portions of the present invention.
Fig. 7 is the structural front view in the scraper portion of the present invention.
Fig. 8 is the structural side view in the scraper portion of the present invention.
Fig. 9 is the structural front view in the preceding anchor brill portion of the present invention.
Figure 10 is the structure top view in the preceding anchor brill portion of the present invention.
Figure 11 is the structural front view in the middle anchor brill portion of the present invention.
Figure 12 is the structure top view in the middle anchor brill portion of the present invention.
Figure 13 is sectional view of being constructed to arched tunnel stone drifting.
Figure 14 is sectional view of being constructed to rectangular shaped roadways stone drifting.
Wherein:The breaking rock gangway anchor driving machine I of three hammering blows, elevating conveyor and crawler type Moveable belt transporter II, shoe
Belt Wet-type patching machine III, pulp shooting machine mixing plant IV.
In figure：Preceding anchor brill portion 1, middle anchor brill portion 2, manoeuvre portion 3, impact grinding portion 4, scraper portion 5, crawler travel portion 6, hydraulic pressure
System 7, electric-control system 8, rear support 9, rear anchor brill portion 10；Unit body 11.
Impact grinding portion：Quartering hammer group 401, telescopic oil cylinder 402, adjustment oil cylinder 403, outer sleeve 404, lifting arm 405, branch
Support oil cylinder 406, revolving bed 407 and angling cylinder 408；
Scraper portion：Left side baffle plate 501, star-wheel 502, shovel board 503, transporting chute 504, right-hand apron 505, oil cylinder 506, liquid
Pressure motor 507；
Preceding anchor brill portion：Preceding drill boom, lower slider oil cylinder 107, fixed seat 110；Wherein：Preceding drill boom：Rotation motor 101, manipulation
Platform 102, telescopic oil cylinder 103, heighten oil cylinder 104, sliding platform 105, upper sliding oil cylinder 106, propeller 108, oscillating oil cylinder
109；
Middle brill anchor portion：Propeller 111, console 112, telescopic oil cylinder 113, rotation motor 114, heighten oil cylinder 115, level
Angling cylinder 116.
Embodiment
Shown in Fig. 1 and Fig. 2, mechanization rock gangway production line and its construction relevant equipment that the present invention is used, including a collection
Close leting speeper bore, integrate broken rock, muck, Yun Yan, the breaking rock gangway anchor driving machine I of three hammering blows of cable bolting, one turn
The equipment such as carrier aircraft and crawler type Moveable belt transporter II, a crawler type Wet-type patching machine III and dedusting fan IV
Composition；
Shown in Fig. 3 and Fig. 4, the breaking rock gangway rock tunnelling bolting combined machine of three hammering blows,
As depicted in figs. 1 and 2, be the breaking rock gangway anchor driving machine of three hammering blow of the invention, rock gangway is visited put, tunnel, muck,
Transport rock and the big process set of drilling bolting and rope support five, be a kind of rock lane comprehensive equipment.
As shown in Figure 3 and Figure 4, the breaking rock gangway anchor driving machine of three hammering blow of the invention, including preceding anchor brill portion 1, middle anchor brill portion
2nd, manoeuvre portion 3, impact grinding portion 4, scraper portion 5, crawler travel portion 6, hydraulic system 7, electric-control system 8, rear support 9, rear anchor are bored
Portion 10 and unit body 11；Described unit body 11 is loaded in crawler travel portion 6；Described scraper portion is mounted in the crawler belt row
The front of part is walked, wherein：Described scraper portion is connected by shovel board portion with Department of Transportation to be constituted, and described Department of Transportation is scraper plate conveying
Machine, drag conveyor is mounted in the centre of unit body 11；Described preceding anchor brill portion 1, middle anchor brill portion 2 and rear anchor brill portion 10 is filled respectively
Before above the unit body 11, middle part with below；Described hydraulic system 7, electric-control system 8 and manoeuvre portion 3 is loaded on unit
On body 11；The afterbody that described rear support 9 is loaded under unit platform body.
The major part of the breaking rock gangway rock tunnelling bolting combined machine of three hammering blows of the invention
1) impact grinding portion
As shown in Figure 5 and Figure 6, the impact grinding portion 4 in a kind of three-dimensional impact rock gangway anchor driving machine of three hammers of the present invention, by three
Individual quartering hammer group 401, telescopic oil cylinder 402, adjustment oil cylinder 403, outer sleeve 404, lifting arm 405, support cylinder 406, revolving bed
407th, angling cylinder 408 etc. is constituted；
Described quartering hammer group is connected by three independent drill steels with hammer body clamping plate by high-strength bolt respectively, can be to making
Industry section is smooth broken, quartering hammer group both sides respectively equipped with one group of semicircle column type guide pillar, quartering hammer group by with telescopic oil cylinder 402 1
Rise and be connected with outer sleeve 404, and form two groups of friction pairs to ensure by the semicircle column type guide pillar, the guide pin bushing that are installed on therebetween
Gap length, outer sleeve 404 is connected by the fulcrum post of quartering hammer group 401 with the formation pin pair of lifting arm 405；
Described adjustment oil cylinder 403 is respectively mounted with outer sleeve 404, lifting arm 405 between the two, in adjustment oil cylinder 403
In the presence of can make the upset up and down of quartering hammer group 402 so that it is more flexible reliable that hammer body broken rock especially sweeps bottom broken rock.
Described lifting arm 405 is connected with revolving bed 407 by revolving bed pin-shaped into pin pair；Described support cylinder
406 one end is loaded on revolving bed bottom 7, and the other end is connected with the bottom of lifting arm 405；
Lifting arm 405 upper and lower can be overturn in the presence of support cylinder 406；Driven under the effect of telescopic oil cylinder 402 broken
Hammer group can carry out the flexible of front and rear 650mm, and promote the drill steel of quartering hammer group to move forward, and insert stone drifting working face.
Described impact grinding portion is entirely fixed on unit body 11 by revolving bed 407 and revolving support, described
The one end of angling cylinder 408 is connected with revolving bed 407, and the other end is connected with unit body 11；In the work of described angling cylinder 408
It can be rotated under to side.
Three quartering hammer groups in described impact grinding portion telescopic oil cylinder 402, adjustment oil cylinder 403, support cylinder 406 with
The excavation operation of whole section is completed in the presence of angling cylinder 408.The quartering hammer group of embodiment of the present invention can broken rock：Highest
5m, most wide 5.2m, maximum planted agent's amount is up to 0.29m.
2) scraper portion
Described scraper portion is connected by shovel board portion with Department of Transportation to be constituted, and described Department of Transportation is a kind of existing scraper plate conveying
Machine.
As shown in Figure 7 and Figure 8, it is shovel board portion used in the three-dimensional impact rock gangway anchor driving machine of the hammer of the present invention three.Described
Shovel board portion includes left side baffle plate 501, two star-wheels 502, shovel board 503, transporting chute 504, right-hand apron 505, oil cylinders 506, two
Individual hydraulic motor 507；Described two hydraulic motors 507, two star-wheels 502 like the prior art, respectively symmetrically install shovel
About plate 503, star-wheel 502 is driven by hydraulic motor 507.Transporting chute is arranged on after shovel board 503, and is connected with Department of Transportation；
Described shovel board 503 is connected to before body 409 by hoist cylinder；Described left side baffle plate 501 and right-hand apron 505 is distinguished
Pass through hinge with shovel board 503；Described oil cylinder one end connection left side baffle plate or right-hand apron, one end is connected in shovel board.
Opening and closing can be achieved in left side baffle plate 501 and right-hand apron 505 in the presence of oil cylinder 506 so that the width in shovel board portion can be 3.7
~5.3m scopes freely change.
When the present invention three hammers three-dimensional impact rock gangway anchor driving machine broken rock into shape, shovel board is adjusted to most wide, plays collection shovel board both sides
The effect of surface dust, sillar；When unit moves back machine, shovel board is adjusted to most narrow, to facilitate the machine of moving back.Shovel board can stretching by hoist cylinder
Contracting controls scraper portion to lift, and to adapt to, roadway floor is uneven and tunnel climb and fall excavation operation.
This scraper portion can not be adjusted mainly for traditional scraper portion shovel board width, cause when moving back machine shovel board easily and lane side
Collide and develop.Solve the problem of machine of moving back is wasted time and energy.
3) anchoring integral support system is bored：
The brill anchoring integral support system of the three-dimensional impact rock gangway anchor driving machine of the hammer of the present invention three, according to roadway bolt, anchor cable
Supporting requirement, is divided into several different zones to design and arrange.Anchoring integral support system is bored to be symmetrically arranged, respectively
Before, during and after anchor brill portion control system it is separate, be independent of each other, can intersect with mutual cooperation supporting operation, to tunnel
Carry out comprehensive, multi-functional, zero empty top immediate support, the problem of solving slow support speed, the low degree of coupling and bad adaptability.
As shown in Figure 3 and Figure 4, the brill anchoring integral support system in the three-dimensional impact rock gangway anchor driving machine of the hammer of the present invention three,
Three groups of anchor brill portions before, during and after being divided into, are preceding anchor brill portion 1, middle anchor brill portion 2 and rear anchor brill portion 10, each 2, totally 6；Respectively symmetrically
Ground be arranged on machine group platform 11 on before, during and after position.Described preceding anchor brill portion 1 is used on back depend on tunnel Bian Chu
Anchor pole, the mechanized construction operation of anchor cable hole, while being also used for lane side high more than 1.5 meters of anchor pole, anchor cable hole from the ground
Construction operation；Described middle anchor brill portion 2 is used for the construction operation of lane side high more than 1.5 meters of anchor pole, anchor cable hole from the ground；It is described
Rear anchor brill portion 10 be used for the construction operation of lane side high less than 1.5 meters of anchor pole, anchor cable hole from the ground.
As shown in Figure 9 and Figure 10, preceding anchor brill portion.Preceding anchor brill portion 1 includes preceding drill boom, lower slider oil cylinder 107, fixed seat 110；
Described preceding drill boom is all fixed on sliding platform 105, and the one end of sliding oil cylinder 107 is connected with sliding platform, the other end and fixation
Seat 110 is connected, and fixed seat 110 is fixed on unit.Wherein：Preceding drill boom is by rotation motor 101, console 102, telescopic oil cylinder
103rd, heightening the composition such as oil cylinder 104, sliding platform 105, upper sliding oil cylinder 106, propeller 108 and oscillating oil cylinder 109, (preceding anchor is bored
The preceding drill boom in portion is prior art, is outline).
Described sliding platform 105 stretches larger to realize by the two-stage of upper sliding oil cylinder 106 and lower slider oil cylinder 107
Stroke, in the case where the three-dimensional impact rock gangway rock tunnelling bolting combined machine of the hammer of the present invention three is not moved, anchor brill portion 1 supporting model before increase
Enclose.Simultaneously, it is ensured that the unit is in driving and traveling process, and preceding anchor brill portion 1, by tunnel, is increased with low profile and compactedness
Plus mobility.
The horizontal direction angle adjustment of drill boom before described preceding brill anchor portion is realized by oscillating oil cylinder 109, by heightening oil
The height and position adjustment of drill boom before cylinder 104 is realized, the distance that drill boom is helped with tunnel before being adjusted by telescopic oil cylinder 103 passes through rotation
Turn motor 101 to realize around the 360 degree of rotations of oil cylinder center line.So as to realize to position different from medium altitude above lateral wall at the top of coal road
Progress is put to bore anchor and visit water operation.
When the three-dimensional impact rock gangway anchor driving machine of the hammer of the present invention three is advanced with excavation operation, preceding anchor brill portion 1 closes at waist,
Avoid interference with excavation operation.In supporting operation, elapsed by sliding oil cylinder platform in front of unit, being carried out to top and lateral wall and
When drilling and supporting operation.
As is illustrated by figs. 11 and 12, middle anchor brill portion.Middle brill anchor portion includes propeller 111, console 112, telescopic oil cylinder
113rd, rotation motor 114, heighten oil cylinder 115 and horizontal rotation oil cylinder 116.(the preceding drill boom in middle anchor brill portion is prior art, slightly
State).
The horizontal direction angle adjustment of middle anchor brill portion upper drill boom before being realized by horizontal rotation oil cylinder 116, by heightening
The height and position adjustment of the upper drill boom before realizing of oil cylinder 115, the distance that upper drill boom is helped with tunnel before being adjusted by telescopic oil cylinder 113,
Realized by rotation motor 114 around the 360 degree of rotations of oil cylinder center line.So as to realize to coal road top and medium altitude above lateral wall
Diverse location carries out boring anchor and supporting operation.(the preceding drill boom in rear anchor brill portion is prior art, is outline).
The present invention is applicable the design section with coal mine roadway
As shown in figure 13, tunnel can be designed as arched tunnel, be also designed to rectangular shaped roadways.It is designed as crowned section
When, a width of 5.5 meters of tunnel, wall is high 3 meters, and sagitta is 2.5 meters, a height of 5.5 meters of tunnel.
As shown in figure 14, when tunnel is designed as rectangular cross section, tunnel is a width of 3.5-5.5 meters, a height of 3.5-5.5 meters.
Tunnel is bolting and rope support, and supporting array pitch is 1.8 meters.
The rock gangway fast digging technique of the present invention
Mechanization rock gangway production line and its construction relevant equipment that the present invention is used, including a set leting speeper is bored, collection
Broken rock, muck, Yun Yan, cable bolting are in the breaking rock gangway rock tunnelling bolting combined machine 1 of three hammering blows, an elevating conveyor and the crawler type of one
The equipment such as Moveable belt transporter 2, a crawler type Wet-type patching machine and dedusting fan 4 composition；Wherein each portion is set
Standby function and it act as：
Anchor brill portion carries out quick leting speeper operation before two platforms in the three-dimensional impact rock gangway rock tunnelling bolting combined machine of three hammers, is carried out per 120m
Leting speeper operation；
Impact grinding portion carries out excavation operation in the three-dimensional impact rock gangway rock tunnelling bolting combined machine of three hammers；
Anchor brill portion and rear anchor brill portion carry out bolting and rope support in working face in the three-dimensional impact rock gangway rock tunnelling bolting combined machine of three hammers
Operation；
Scraper portion, elevating conveyor and crawler type movable belt transporter are used in the three-dimensional impact rock gangway rock tunnelling bolting combined machine of three hammers
Work faces out transport rock；
The delayed working face of Wet-type patching machine meets head on 150m or so to tunnel progress wet shotcrete closed operation；
Dedusting fan carries out dedusting operation.
Main concrete technology flow process includes：
1st, quick leting speeper operation
Preparation before leting speeper, first to the roadway support near the progress reinforcement drilling of the tunnel to be tunneled, and
Working face meets head on to accomplish fluently firm column and sideboard.Tunnel is cleared up, gutter has been dug.Water exploring drill hole position when the low-lying place in tunnel,
It is equipped with the drainage equipment being adapted with leting speeper amount.Drill place or its near install telephone for special use, it is smooth that personnel withdraw passage
It is logical.According to design, it is determined that when mainly visiting water hole position, being demarcated by survey crew.
Anchor brill portion carries out quick leting speeper operation before two platforms in the three-dimensional impact rock gangway anchor driving machine of three hammers, and one is carried out per 120m
Secondary leting speeper operation；
2nd, rock fracture in dynamic indentation speedy drivage operation
The three-dimensional impact rock gangway anchor driving machine of three hammers, which is opened to working face, to be met head on and is stopped at center, and impact grinding formula rock gangway is dug
Enter the anterior quartering hammer of machine and be down to roadway floor, and promoted quartering hammer forward using passage oil cylinder, quartering hammer is impacted rock mass simultaneously
Elapse forward, passage step pitch is 600mm.Passage withdraws passage oil cylinder after terminating, by 15 ° of angles of the upward lifting of development machine quartering hammer,
And broken rock is pushed ahead again, then carry out successively.Tunnel is tunneled with this constantly circulation construction.
The hydraulic breaking hammer of engineering machinery is introduced to rock gangway by impact grinding portion in the three-dimensional impact rock gangway anchor driving machine of three hammers
In the breaker for tunneling unit, quick, the efficient rock-breaking to rock stratum are realized using the broken hammer of impact.Water is realized by quartering hammer
Flat, tilted upward, the action such as tilt complete the impact operation to rock mass, to adapt to rock roadway in coal mine operational feature.
Broken rock is carried out using the three stereo assembled quartering hammer moulds of hammer.
3rd, fill, transport rock operation
The raking pawl formula of the filled transport section of the three-dimensional impact rock gangway anchor driving machine front portion peace of three hammers goes out rock shovel board, in the middle part of the machine
One scratch board conveyor for going out rock is installed from front to back.Rock dust and rock mass during quartering hammer broken rock produced by rock mass are voluntarily caving
Raking pawl rake of the broken spoil in shovel board be filled on development machine middle part scraper plate transporter, and be transported to the removable skin at development machine rear portion
On band machine, it is transported to by crawler type movable belt machine outside working face.Fill, go out cash progress synchronous with tunnel cutting, parallel operations.
4th, supporting operation
Use the forward and backward anchor brill portion of the three-dimensional impact rock gangway anchor driving machine of three hammers：
1. 360 ° of rotations of drill boom, can complete the construction demand of different height, angle anchor pole and anchor cable；
2. preceding anchor brill portion can realize parallel operations with rear anchor brill portion in work progress.
Constructed by multiple spot, be substantially shorter support time, support efficiency obtains General Promotion.
5th, spray operation
Using crawler type Wet-type patching machine, the Wet-type patching machine possess feeding, stirring, pumping, manipulator whitewashing, can be voluntarily
Move many etc. multi-functional, pulp shooting machine and mixing plant are all integrated on crawler body, can be improved with the extension automatic moving in tunnel
Spraying machine and the overall mobility of mixing plant.Artificial progress spray operation is replaced using manipulator.Manipulator has 6 freedom
Degree, can realize the spray operation in 5m × 5m tunnels.Gunite material is conveyed using moveable belt feeder simultaneously, effectively reduced
Labor intensity, improves feeding, stirring linking efficiency, it is ensured that wet shotcrete is worked continuously.Realize that efficiency high, dust are few, spray
The slurry quick spray operation that quality is good, rebound degree is low.
6th, dedusting operation
The stone drifting technique is using the long short draft type taken out of pressure, dust extraction work of the exhaust fan working face
Face.
The efficiency of construction of the present invention
The excavation operation in tunnel as shown in figure 13, drift section is crowned section, a width of 5.5 meters of tunnel, and wall is high 3 meters,
Sagitta is 2.5 meters, a height of 5.5 meters of tunnel, Protodyakonov coefficient f >=8.
The leting speeper used time：Every 120 meters carry out leting speeper operation once, and each leting speeper needs 4 days half, then every meter of leting speeper
Time is：40.5 minutes/meter.
The cut used time：Each 5 meters of cut, 900 minutes used times；Then every meter of cut time is：180 minutes/meter.
The supporting used time：Every 5 meters drilled, suspension roof support operation once, each 100 minutes supporting used times, then every meter of branch
The shield time is：20 minutes/meter.
Tunnel the used time：The cut used time+supporting used time=180+20=200 minutes/rice.Leting speeper is disposable long spy, is neglected
Slightly disregard.
Daily footage (four or six system)：3 classes × 6 hours × 60 minutes/200=5.4 meters/day.
Drill footage per month：5.4 meter/day × 28 day=151 meter/month.
Because dress, fortune rock technique and piercing technique are parallel operations, therefore disregard the time of the procedure.
Because wet shotcrete technique lags behind 150 meters of implementations of driving face, the overall drivage efficiency in tunnel is not influenceed, therefore
Disregard the time of the procedure.
The outstanding problem that the present invention exists for existing stone drifting technique, after above-mentioned design, solves existing rock
The efficiency of breaking rock that lane driving is present is low, and shipment efficiency is low, support efficiency is low, leting speeper efficiency is low, whitewashing efficiency is low and powder
The problems such as dust concentration is high.
Claims (1)
1. a kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows, the equipment used have an elevating conveyor and
Crawler type Moveable belt transporter (II), a crawler type Wet-type patching machine (III) and a dedusting fan (IV)；It is special
Levy and be：Used one set leting speeper bore, integrate broken rock, muck, Yun Yan, cable bolting three hammering blows it is breaking
Rock gangway anchor driving machine (I)；Its rock gangway fast digging technique step：
1), quick leting speeper operation
The roadway support near reinforcement drilling is carried out to the tunnel to be tunneled first, and meets head in working face to accomplish fluently firm column
And sideboard；
Tunnel is cleared up, gutter has been dug；
Water exploring drill hole position is equipped with the drainage equipment being adapted with leting speeper amount when the low-lying place in tunnel；
Drill place or its near install telephone for special use, it is unimpeded that personnel withdraw passage；
According to design, it is determined that when mainly visiting water hole position, being demarcated by survey crew；
Anchor brill portion carries out quick leting speeper operation before two platforms in the three-dimensional impact rock gangway anchor driving machine of three hammers, is carried out once per 120m
Leting speeper operation；
2), rock fracture in dynamic indentation speedy drivage operation
The three-dimensional impact rock gangway anchor driving machine of three hammers is opened to working face and meets head on and is stopped at center, by impact grinding formula stone drifting
Machine front portion quartering hammer is down to roadway floor, and broken rock is carried out using the three stereo assembled quartering hammer moulds of hammer；By quartering hammer level, on
Lower inclination, the action tilted complete the impact grinding operation to rock mass；
And promoted quartering hammer forward using passage oil cylinder, quartering hammer is impacted rock mass and is elapsed forward, passage step pitch is
600mm；
Passage withdraws passage oil cylinder after terminating, and by 15 ° of angles of the upward lifting of development machine quartering hammer, and pushes ahead broken rock again, with
Carry out successively afterwards；
Tunnel is tunneled with this constantly circulation construction；
3), fill, transport rock operation
The raking pawl formula of the filled transport section of the three-dimensional impact rock gangway anchor driving machine front portion peace of three hammers goes out rock shovel board；During quartering hammer broken rock
Raking pawl rake of the broken spoil that rock dust and rock mass produced by rock mass are voluntarily caving in shovel board is filled to the transport of development machine middle part scraper plate
On machine, and it is transported on the movable belt machine at development machine rear portion, is transported to by crawler type movable belt machine outside working face；
Fill, go out cash progress synchronous with tunnel cutting, parallel operations；
4), supporting operation
Use the forward and backward anchor brill portion of the three-dimensional impact rock gangway anchor driving machine of three hammers：
1. 360 ° of rotations of drill boom, can complete the construction demand of different height, angle anchor pole and anchor cable；
2. preceding anchor brill portion and rear anchor brill portion parallel operations in work progress；
5), spray operation
Using crawler type Wet-type patching machine, artificial progress spray operation is replaced using manipulator；
6), dedusting operation
Long using dedusting fan presses the short draft type taken out, and the dust of working face is extracted out working face by exhaust fan.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710552854.4A CN107191191A (en) | 2017-07-07 | 2017-07-07 | A kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows |
| CN201810731806.6A CN109139033A (en) | 2017-07-07 | 2018-07-05 | A kind of impact grinding formula rock gangway anchor driving machine |
| CN201821061396.0U CN208578571U (en) | 2017-07-07 | 2018-07-05 | A kind of impact grinding combination tup of rock tunnelling bolting combined machine |
| CN201810731793.2A CN109098710A (en) | 2017-07-07 | 2018-07-05 | A kind of impact grinding device of rock tunnelling bolting combined machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710552854.4A CN107191191A (en) | 2017-07-07 | 2017-07-07 | A kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows |
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| Publication Number | Publication Date |
|---|---|
| CN107191191A true CN107191191A (en) | 2017-09-22 |
Family
ID=59882717
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710552854.4A Pending CN107191191A (en) | 2017-07-07 | 2017-07-07 | A kind of rock gangway fast digging technique of the breaking rock gangway anchor driving machine of three hammering blows |
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| CN (1) | CN107191191A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236953A (en) * | 2020-03-27 | 2020-06-05 | 辽宁工程技术大学 | A kind of fast excavation system and construction method of coal roadway |
| CN111997643A (en) * | 2020-09-09 | 2020-11-27 | 山西晟特恒采矿工程机械有限公司 | Multi-hammer type tunnel boring machine, control method and application |
| CN113374475A (en) * | 2021-06-28 | 2021-09-10 | 中国铁建重工集团股份有限公司 | Exploring, digging, supporting and transporting integrated machine |
| WO2021179063A1 (en) * | 2020-03-10 | 2021-09-16 | Hatch Ltd. | Underground excavation machine and method |
| CN113738365A (en) * | 2021-09-30 | 2021-12-03 | 山东金恒力能源科技有限公司 | Coal mining method based on tracking type transportation equipment |
| WO2023077792A1 (en) * | 2021-11-08 | 2023-05-11 | 中国煤炭科工集团太原研究院有限公司 | Roadway tunneling system |
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2017
- 2017-07-07 CN CN201710552854.4A patent/CN107191191A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021179063A1 (en) * | 2020-03-10 | 2021-09-16 | Hatch Ltd. | Underground excavation machine and method |
| CN111236953A (en) * | 2020-03-27 | 2020-06-05 | 辽宁工程技术大学 | A kind of fast excavation system and construction method of coal roadway |
| CN111997643A (en) * | 2020-09-09 | 2020-11-27 | 山西晟特恒采矿工程机械有限公司 | Multi-hammer type tunnel boring machine, control method and application |
| CN113374475A (en) * | 2021-06-28 | 2021-09-10 | 中国铁建重工集团股份有限公司 | Exploring, digging, supporting and transporting integrated machine |
| CN113374475B (en) * | 2021-06-28 | 2024-04-23 | 中国铁建重工集团股份有限公司 | Dig over fortune all-in-one |
| CN113738365A (en) * | 2021-09-30 | 2021-12-03 | 山东金恒力能源科技有限公司 | Coal mining method based on tracking type transportation equipment |
| WO2023077792A1 (en) * | 2021-11-08 | 2023-05-11 | 中国煤炭科工集团太原研究院有限公司 | Roadway tunneling system |
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Application publication date: 20170922 |