CN109252871A - Mud water type TBM and slurry-water balance type shield machine and its control method - Google Patents
Mud water type TBM and slurry-water balance type shield machine and its control method Download PDFInfo
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- CN109252871A CN109252871A CN201811168421.XA CN201811168421A CN109252871A CN 109252871 A CN109252871 A CN 109252871A CN 201811168421 A CN201811168421 A CN 201811168421A CN 109252871 A CN109252871 A CN 109252871A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 168
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002002 slurry Substances 0.000 claims abstract description 92
- 238000000926 separation method Methods 0.000 claims abstract description 59
- 238000010276 construction Methods 0.000 claims abstract description 10
- 239000003381 stabilizer Substances 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims abstract description 5
- 239000002893 slag Substances 0.000 claims description 38
- 239000011435 rock Substances 0.000 claims description 18
- 238000012216 screening Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 11
- 102100023700 C-C motif chemokine 16 Human genes 0.000 claims description 9
- 101000978375 Homo sapiens C-C motif chemokine 16 Proteins 0.000 claims description 9
- 230000001351 cycling effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 239000003818 cinder Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 description 9
- 230000005641 tunneling Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- 238000012384 transportation and delivery Methods 0.000 description 3
- 208000035874 Excoriation Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
- E21D9/0879—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Abstract
The present invention relates to mud water type TBM and slurry-water balance type shield machine and its control method, mud water type TBM and slurry-water balance type shield machine include cutterhead, main driving, Tu Cang, anterior shield, middle shield, tail shield and propelling cylinder, it is characterized by: using enclosed construction between the cutterhead and main driving, main driving Central Closed region is provided with swivel joint；It is provided with stabilizer between the anterior shield and middle shield, two groups of stock inlets are connected on anterior shield partition；It is also provided with bimodulus driving system i.e. mud water type TBM shield modular system and slurry-water balance type shield modular system simultaneously, wherein: slurry-water balance type shield modular system includes mud-water conveying separation system and stock inlet A1, and mud water type TBM shield modular system includes slurry separator and stock inlet A2.The present invention provides one kind not to dismount, be changed without, quick one key switching integrates mud water type TBM and the shield machine and control method of slurry-water balance type bimodulus.
Description
Technical field
The invention patent relates to shield machine field, more particularly to a kind of mud water type TBM and slurry-water balance type shield machine and
Control method.
Background technique
Common shield machine is divided into earth pressure balanced shield, slurry-water balance type shield, hard rock tunnel development machine (referred to as
TBM).The basic principle of earth pressure balanced shield is that the soil by knife cutting soil layer, after cutting enters soil cabin, the mud in soil cabin
Soil is unearthed with while excavating surface pressure acquirement balance by the screw conveyor in soil cabin, and screw conveyor soil outlet is in the amount of being unearthed
In the state of obtaining balance with push-in stroke, continuous excavation is carried out；The basic principle of slurry-water balance type shield is in shield machine face
In the sealed compartment of support ring previous one partition, the mud for injecting appropriate pressure makes it form mud film in excavation face, and bearing is just
The face soil body realizes that excavation face is stablized, and to be mounted on the positive knife cutting soil body, dregs forms high density after mixing with mud
Mud, with sludge pump and pipeline to floor treatment；The basic principle of open type TBM shield is passed through under normal pressure state
Huge thrust, knife disc tool fractured rock, broken rock enter Tu Cang, rotate, are slipped to center with the slag agitator of cutterhead
Belt feeder slag gathering hopper is conveyed backward again and is discharged, be suitable for hard rock geological conditions, have preferable self-stability, can side branch protective edge promote,
Realize high efficient driving.
The tunneling method of existing shield machine is only earth pressure balanced, slurry-water balance type, open type TBM shield wherein one
It plants, therefore the ability to work of shield machine adaptation formation variation is extremely restricted, at this stage urban rail transit in China, diversion tunnel
Road, electric power tunnel are greatly developed, and Tunnel Passing regional geology changes greatly, in a large amount of complex ground, single tunneling method
The defects of shield machine is easy to appear driving difficulty, and the construction period is long, increases engineering cost, causes unfavorable shadow to urban rail transit construction
It rings, when especially for being tunneled by ground consisting of hard rock and part water rich strata containing silt or fracture belt stratum, single-mode pick
Into difficulty, the prior art has much room for improvement.
Summary of the invention
The purpose of the present invention is to provide one kind can be needed to carry out multi-mode according to Different Strata condition and construction it is quick
One key switches mutually, and does not dismount any part, does not change cutter head structure, under mud and water balance and normal pressure state, can lead to
Muddy water circulation system is crossed, quickly isolates the collection mud water type TBM and slurry-water balance type shield of fractured rock from Tu Cang inside and outside tunnel
Structure machine is in the Shield-type machinery and control method of one.
Technical scheme is as follows:
A kind of mud water type TBM and slurry-water balance type shield machine, including cutterhead, main driving, Tu Cang, anterior shield, middle shield, tail shield and
Propelling cylinder, it is characterised in that: enclosed construction, main driving Central Closed region setting are used between the cutterhead and main driving
There is swivel joint；It is provided with stabilizer between the anterior shield and middle shield, two groups of stock inlets are connected on anterior shield partition；Also set simultaneously
It is equipped with bimodulus driving system i.e. mud water type TBM shield modular system and slurry-water balance type shield modular system, in which: mud and water balance
Formula shield modular system includes mud-water conveying separation system and stock inlet A1, and mud water type TBM shield modular system includes slurry point
From device and stock inlet A2, both mud water type TBM shield modular system and slurry-water balance type shield modular system share slag-drip opening,
Mud circulation valve group；The slag-drip opening exit is defeated with parallel pipeline slurry separator, muddy water respectively through mud circulation valve group
Send separation system indirect communication, the outlet end of both parallel pipeline slurry separator and mud-water conveying separation system is through mud ring
Flow valve group respectively with stock inlet indirect communication.
Both above-mentioned slurry separator and mud-water conveying separation system are parallel pipelines.
Above-mentioned slurry separator is run under mud water type TBM shield modular system, and mud-water conveying separation system is in muddy water
It is run under formula TBM shield modular system.
Above-mentioned slurry-water balance type shield modular system include slag-drip opening, ball valve MV2, mud circulation valve group 3, ball valve MV2-1,
Quarry case, slush pump P2, mud-water conveying separation system 4, ball valve MV1-1 and stock inlet A1, in which:
Mud circulation valve group between the slag-drip opening, ball valve MV2, ball valve MV2 and ball valve MV2-1, is adopted ball valve MV2-1
Mud circulation valve group between stone case, slush pump P2, mud-water conveying separation system, mud-water conveying separation system and ball valve MV1-1,
Ball valve MV1-1, stock inlet A1 are sequentially communicated；
The ball valve MV2, ball valve MV2-1, ball valve MV2-3, ball valve MV1-3, ball valve MV1-1 are in opening state；
The mud-water conveying separation system include ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening set
Standby, slush pump P1, ball valve MV1-3；Ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening plant, slush pump
P1, ball valve MV1-3 are sequentially communicated；
The arrival end of the ground vibration screening plant and the outlet end of slush pump P1 are provided with densitometer, densitometer prison
The quality for surveying mud, by feedback information, control and the mud adjusted after separation comply with requirement, then again to tunnel
Interior conveying is simultaneously recycled.
Above-mentioned mud water type TBM shield modular system includes slag-drip opening, ball valve MV2, mud circulation valve group, ball valve MV2-2, mud
Stock pump P2, slurry separator, ball valve MV1-2 and stock inlet A2, in which:
Mud circulation valve group between the slag-drip opening, ball valve MV2, ball valve MV2 and ball valve MV2-2, ball valve MV2-2, mud
Mud circulation valve group, ball valve MV1-2 between stock pump P2, slurry separator, slurry separator and ball valve MV1-2 and into slurry
Mouth A2 is sequentially communicated；
The ball valve MV2, ball valve MV2-2, ball valve MV1-2 are in opening state.
Above-mentioned slurry separator includes parallel arrangement of multiple slurry separators and a slurry treating machine；Every group of slurry
The input of separator, output end are connected to ball valve MTn, ball valve MTn-1 respectively, the input of slurry treating machine, output end respectively with
Ball valve MT0, ball valve MT0-1 connection；The input terminal of slurry separator is connected to slush pump P2, and the output end of slurry separator is through ball
It is connect respectively with the input terminal ball valve MT0 of ball valve MTt, slurry treating machine after valve MTn-1；The output end ball valve of slurry treating machine
MT0-1, ball valve MTt are connected to through slush pump P1a with ball valve MV1-2.
Above-mentioned stock inlet includes stock inlet A1 and stock inlet A2；Mud-water conveying separation system outlet end is through mud circulation valve group
With top stock inlet A1 indirect communication；Slurry separator outlet end through between mud circulation valve group and lower part stock inlet A2 in succession
It is logical.
Above-mentioned cutterhead is hard rock TBM cutterhead.
A kind of control method of mud water type TBM and slurry-water balance type shield machine, it is characterised in that: use above-mentioned mud water type
TBM and slurry-water balance type shield machine do not dismount any part, slurry-water balance type shield mode and mud water type TBM shield mode two
Person can a quick key switch mutually, in which:
When slurry-water balance type shield modular system works, under conditions of mud and water balance, the disintegrating slag of knife cutting is collected in
In native storehouse, mixing is adjusted to a certain proportion of slurry, by anterior shield bottom slag discharge, opens and by ball valve MV2, closing ball valve
MV3 closes ball valve MV2-2 by mud circulation valve group, opens and passes through slush pump by case of quarrying by ball valve MV2-1
P2 closes ball valve MT1, MT2, MT3 ... MTn, opens and passes sequentially through slush pump by tube ejector by ball valve MV2-3
Pn1, Pn2 ... PE relaying and load conveying capacity, drain into ground vibration screening plant for slurry, realize disintegrating slag and mud by processing
Starch isolated effect；Start slush pump P1, the mud after separation is conveyed from ground into tunnel, by tube ejector, opens
And by ball valve MV1-3, ball valve MTt and MT0-1 are closed, then by mud circulation valve group, closes ball valve MV1-2, control is anti-
The ball valve MV3 of flushing is opened or closed as needed, opens and pass through ball valve MV1-1, the mud after conveying separation to stock inlet
A1, into native storehouse in continue cycling through；It is provided in the arrival end of ground vibration screening plant and the outlet end of slush pump P1 close
Degree meter, monitors the quality of mud, and by feedback information, control and the mud adjusted after separation comply with requirement, then
It conveys and is recycled into tunnel again；
When mud water type TBM shield modular system works, in atmospheric conditions, the disintegrating slag of knife cutting is collected in native storehouse,
Mixing is adjusted to a certain proportion of slurry, by anterior shield bottom slag discharge, opens and is led to by ball valve MV2, closing ball valve MV3
Mud circulation valve group is crossed, ball valve MV2-1 is closed, open and ball valve MV2-3 is closed by slush pump P2 by ball valve MV2-2,
After slurry separator separating treatment, ball valve MV1-3 is closed, by mud circulation valve group, closes ball valve MV1-1, control
The ball valve MV3 of backwash is opened or closed as needed, opens and pass through ball valve MV1-2, the mud after conveying separation is extremely into slurry
Mouthful A2, into native storehouse in continue cycling through use；If the quality of mud fluid isolated does not meet requirement, need to close ball valve
MTt opens and passes through slush pump P1b and ball valve MT0, complies with requirement by slurry treating machine, open and pass through ball
Valve MT0-1 and slush pump P1a closes ball valve MV1-3, by mud circulation valve group, closes ball valve MV1-1, controls backwash
Ball valve MV3 is opened or closed as needed, opens and pass through ball valve MV1-2, and the mud after conveying separation enters to stock inlet A2
Use is continued cycling through in native storehouse.
When above-mentioned mud water type TBM shield modular system works, the operation of slurry separator is with control flow: successively opening
And by ball valve MT1, MT2, MT3 ... MTn, ball valve is operated according to separation situation of the slurry between multiple slurry separators
The effect of disintegrating slag and mud separation is realized in reciprocal switching；Start the tilting device of slurry separator, the separator lifting of control outside
Oil cylinder opens inside separator and switchs oil cylinder, completes disintegrating slag being poured over task in slag car case, same to operate depending on separation situation
Tilting device back and forth switches, and tilting device and the control of ball valve MTn series are chain operation；Successively open ball valve MT1-1, MT2-
1, the mud that MT3-1 ... MTn-1 will be isolated is discharged by ball valve MTt and slush pump P1a.
Above-mentioned mud water type TBM shield mode works under normal pressure state, using mud circulation system, slurry on the car
Separator separates disintegrating slag in native storehouse.
When above-mentioned mud water type TBM shield mode works, the fluid class low density slurries using water or with buoyancy.
Above-mentioned main driving is by base bearing, the speed reducer, motor apparatus for meeting the configuration of ground consisting of hard rock tunneling function.
Beneficial effects of the present invention: first is that realizing the quick of mud water type TBM shield mode and slurry-water balance type shield mode
Switching, the situation for especially adapting to ground consisting of hard rock and part water rich strata containing silt or fracture belt stratum are constructed, one key of operating mode
Switching, without dismounting any part；Second is that mud water type TBM shield mode is realized under hard rock driving state because mud water type structure is realized
It is quickly cooled down cutter, to reduce tool wear；Third is that mud and water balance state is not needed, using mud water type under normal pressure state
TBM shield mode uses mud circulation system, and slurry separator on the car separates disintegrating slag in native storehouse advanced
Function realizes the working efficiency of relatively short distance, Rapid Circulation, and deslagging is high-efficient, to reduce the secondary abrasion of cutter；Fourth is that in mud
Under the conditions of water balance, using slurry-water balance type shield mode, using mud circulation system, because not needing that body refuse is arranged in tunnel
Horizontal trasportation equipment is easy to long range shield-tunneling construction；Fifth is that year-on-year TBM shield machine, arranges disintegrating slag mode using mud circulation system,
The setting of the dedusting noise reduction of hard rock TBM configuration is not needed, no dust can keep the kilter that safely cleaning is constructed in hole；Six
It is to be provided with stabilizer, and be full of muddy water inside native storehouse, and be connected to mud circulation system, is conducive to stablize shield body.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is slurry-water balance type shield mode configuration schematic diagram.
Fig. 3 is slurry-water balance type shield mode working part structure schematic diagram.
Fig. 4 is mud water type TBM shield mode configuration schematic diagram.
Fig. 5 is mud water type TBM shield mode working part structure schematic diagram.
Wherein: 1, cutterhead；12, main driving；13, anterior shield；14, middle shield；15, tail shield；16, propelling cylinder；17, stabilizer；
18, swivel joint；21, Tu Cang；22, stock inlet；23, stock inlet A1；24, stock inlet A2；25, slag-drip opening；26, mud cake detects
Mouthful；27, high pressure water rinse mouth；3, mud circulation valve group；4, mud-water conveying separation system；4.1, ground vibration screening plant；5,
Slurry separator；5.1, slurry separator；5.2, slurry treating machine；5.3, slag car case；5.4, separator switchs oil cylinder；5.5,
Separator lifting cylinder；5.6, mud pit；6.1, quarrying case.
Specific embodiment
To be illustrated more clearly that the contents of the present invention, it is further described with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of mud water type TBM and slurry-water balance type shield machine, including cutterhead 11, main driving 12, native storehouse 21,
Anterior shield 13, middle shield 14, tail shield 15 and propelling cylinder 16 use enclosed construction, main drive between the cutterhead 11 and main driving 12
Dynamic 12 Central Closed regions are provided with swivel joint 18；Stabilizer 17, anterior shield 13 are provided between the anterior shield 13 and middle shield 14
Two groups of stock inlets 22 are connected on partition；It is also provided with bimodulus driving system i.e. mud water type TBM shield modular system and mud simultaneously
Balanced type shield modular system, in which: slurry-water balance type shield modular system includes mud-water conveying separation system 4 and stock inlet
A123, mud water type TBM shield modular system include slurry separator 5 and stock inlet A224, mud water type TBM shield modular system
With both slurry-water balance type shield modular systems shared slag-drip opening 25, mud circulation valve group 3；25 exit of slag-drip opening is through mud
Starch circulation valve group 3 respectively with parallel pipeline slurry separator 5,4 indirect communication of mud-water conveying separation system, parallel pipeline slurry
The outlet end of both separator 5 and mud-water conveying separation system through mud circulation valve group 3 respectively with 22 indirect communication of stock inlet.
Propelling cylinder 16 is uniformly distributed in middle 14 inner periphery of shield, and middle 14 rear portion of shield is provided with tail shield 15.Cutterhead back is without scum board and slips
The setting of slag chute.The present embodiment meets the grown form of slurry-water balance type shield, it is characterised in that anterior shield bottom is hardened without taper
Structure, remains the setting of stabilizer, and main driving structure meets the grown form of hard rock TBM, it is characterised in that central area is envelope
Closed state, the setting of non-stop layer belt feeder and mating mechanism remain the setting of centre revolving joint；Supporting structure meets mud afterwards
The grown form of balanced type shield, it is characterised in that meet mud water type TBM and slurry-water balance type shield bimodulus tunneling function institute
The corollary equipment of setting.
As shown in Figures 2 and 3, slurry-water balance type shield modular system includes slag-drip opening 25, ball valve MV2, mud circulation valve
Group 3, ball valve MV2-1, quarrying case 6.1, slush pump P2, mud-water conveying separation system 4, ball valve MV1-1 and stock inlet A123,
In:
Mud circulation valve group 3, ball valve MV2-1 between the slag-drip opening 25, ball valve MV2, ball valve MV2 and ball valve MV2-1,
The mud ring quarried between case 6.1, slush pump P2, mud-water conveying separation system 4, mud-water conveying separation system 4 and ball valve MV1-1
Stream valve group 3, ball valve MV1-1, stock inlet A123 are sequentially communicated；
The ball valve MV2, ball valve MV2-1, ball valve MV2-3, ball valve MV1-3, ball valve MV1-1 are in opening state；
The mud-water conveying separation system 4 is set including ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening
Standby 4.1, slush pump P1, ball valve MV1-3；Ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening plant 4.1, mud
Stock pump P1, ball valve MV1-3 are sequentially communicated；
The arrival end of the ground vibration screening plant 4.1 and the outlet end of slush pump P1 are provided with densitometer, density
The quality of meter monitoring mud, by feedback information, control and the mud adjusted after separation comply with requirement, then again to
It conveys and is recycled in tunnel.
As shown in Figure 4 and Figure 5, mud water type TBM shield modular system includes slag-drip opening 25, ball valve MV2, mud circulation valve group
3, ball valve MV2-2, slush pump P2, slurry separator 5, ball valve MV1-2 and stock inlet A224, in which:
Mud circulation valve group 3, ball valve MV2-2 between the slag-drip opening 25, ball valve MV2, ball valve MV2 and ball valve MV2-2,
Mud circulation valve group 3 between slush pump P2, slurry separator 5, slurry separator 5 and ball valve MV1-2, ball valve MV1-2
It is sequentially communicated with stock inlet A224；
The ball valve MV2, ball valve MV2-2, ball valve MV1-2 are in opening state.
Above-mentioned slurry separator 5 includes parallel arrangement of multiple slurry separators 5.1 and a slurry treating machine 5.2；
The input of every group of slurry separator 5.1, output end are connected to ball valve MTn, ball valve MTn-1 respectively, slurry treating machine 5.2 it is defeated
Enter, output end is connected to ball valve MT0, ball valve MT0-1 respectively；The input terminal of slurry separator 5.1 is connected to slush pump P2, slurry
The output end of separator 5.1 is connect with the input terminal ball valve MT0 of ball valve MTt, slurry treating machine 5.2 respectively after ball valve MTn-1；
Output end ball valve MT0-1, the ball valve MTt of slurry treating machine 5.2 are connected to through slush pump P1a with ball valve MV1-2.
As shown in Figure 1, stock inlet 22 includes stock inlet A123 and stock inlet A224；4 outlet end of mud-water conveying separation system
Through mud circulation valve group 3 and top stock inlet A123 indirect communication；5 outlet end of slurry separator through mud circulation valve group 3 with
Lower part stock inlet A224 indirect communication.Cutterhead 11 is hard rock TBM cutterhead.
Main driving 12 is by base bearing, the speed reducer, motor apparatus for meeting the configuration of ground consisting of hard rock tunneling function.
As this technology preferred embodiment, in mud water type TBM shield machine boring mode, under normal pressure state, no
Mud and water balance state is needed, mud circulation system can be used, slurry separator 5 on the car divides disintegrating slag in native storehouse 21
From the advanced function for separating disintegrating slag in native storehouse on realization trolley.
As this technology preferred embodiment, after the shield machine on mating trolley, slurry separator 5.1 and mud are configured
Processor 5.2 is starched, realizes the working efficiency of relatively short distance, Rapid Circulation.
As this technology preferred embodiment, mud water type TBM shield machine boring mode, mud do not need better quality and
Water or the fluid substance with buoyancy may be selected in the mud of density.
As shown in fig. 1~fig. 5, when carrying out practically, any part, slurry-water balance type shield mode and mud water type are not dismounted
TBM shield both modes can a quick key switch mutually, in which: it is flat in muddy water when slurry-water balance type shield modular system works
Under conditions of weighing apparatus, the disintegrating slag that cutterhead 11 is cut is collected in native storehouse 21, and mixing is adjusted to a certain proportion of slurry, passes through anterior shield 13
Bottom slag discharge 25 is opened and closes ball valve MV2-2 by mud circulation valve group 3 by ball valve MV2, closing ball valve MV3, beat
Ball valve MV2-1 is opened and passed through, ball valve MT1, MT2, MT3 ... MTn are closed by slush pump P2 by case 6.1 of quarrying, opened
And slush pump Pn1, Pn2 ... PE relaying and load conveying capacity are passed sequentially through, by slag by tube ejector by ball valve MV2-3
Slurry drains into ground vibration screening plant 4.1, and the effect of disintegrating slag and mud separation is realized by processing；Start slush pump P1, will divide
Mud from after is conveyed from ground into tunnel, by tube ejector, is opened simultaneously through ball valve MV1-3, close ball valve MTt and
MT0-1 closes ball valve MV1-2 then by mud circulation valve group 3, and the ball valve MV3 for controlling backwash plays on or off as needed
Close, open and by ball valve MV1-1, the mud after conveying separation to stock inlet A123, into native storehouse in continue cycling through；On ground
The arrival end of vibrosieve equipment 4.1 and the outlet end of slush pump P1 are provided with densitometer, the quality of mud are monitored, by anti-
Feedforward information, control and the mud adjusted after separation comply with requirement, then convey and are recycled into tunnel again；
When mud water type TBM shield modular system works, in atmospheric conditions, the disintegrating slag that cutterhead 11 is cut collects in native storehouse 21
Interior, mixing is adjusted to a certain proportion of slurry, by 13 bottom slag discharge 25 of anterior shield, opens and by ball valve MV2, closing ball valve
MV3 closes ball valve MV2-1 by mud circulation valve group 3, opens and closes ball valve by slush pump P2 by ball valve MV2-2
MV2-3 successively opens and passes through ball valve MT1, MT2, MT3 ... MTn, according to slurry between multiple slurry separators 5.1
It separates situation and operates ball valve and back and forth switch, mud falls into mud pit 5.6, realizes the effect of disintegrating slag and mud separation；Start slag
The tilting device of separator 5.1 is starched, control outside separator lifting cylinder 5.5 opens inside separator and switchs oil cylinder 5.4, complete
It is poured over task in slag car case 5.3 at by disintegrating slag, it is same to operate tilting device depending on separation situation and back and forth switch, and tilting device
It is chain operation with the control of ball valve MTn series；Successively opening ball valve MT1-1, MT2-1, MT3-1 ... MTn-1 will isolate
Mud closes ball valve MV1-3 by ball valve MTt and slush pump P1a, by mud circulation valve group 3, closes ball valve MV1-1, control
The ball valve MV3 of system backwash is opened or closed as needed, is opened and by ball valve MV1-2, the mud after conveying separation into
Starch mouth A224, into native storehouse 21 in continue cycling through use；If the quality of mud fluid isolated does not meet requirement, need to close
Ball valve MTt is closed, opens and passes through slush pump P1b and ball valve MT0, comply with requirement by slurry treating machine 5.2, open
And by ball valve MT0-1 and slush pump P1a, ball valve MV1-3 is closed, by mud circulation valve group 3, closes ball valve MV1-1, control
The ball valve MV3 of backwash is opened or closed as needed, opens and pass through ball valve MV1-2, the mud after conveying separation is extremely into slurry
Mouthful A224, into native storehouse 21 in continue cycling through use.
When mud water type TBM shield modular system works, year-on-year slurry balance shield machine, does not need quality and density is higher
Mud does not need the use of mud channel in tunnel, does not need fairly large Slurry treatment equipment and setting Slurry treatment is set
Standby place.
Based on above-mentioned configuration and feature, which does not dismount any part, passes through a key operation in master control room
Mud water type TBM and the mutual switching control of slurry-water balance type shield machine can be fast implemented；This slurry-water balance type shield machine tunneling function
Working principle solve under more geological conditions, establish mud and water balance state, while using mud circulation system, on the ground will
The advanced function that body refuse cements out in native storehouse.
Above-described embodiment realizes being switched fast for mud water type TBM shield mode and slurry-water balance type shield mode, especially suitable
The situation on ground consisting of hard rock and part water rich strata containing silt or fracture belt stratum is answered to construct, operating mode one key switching, without tearing open
Fill any part；Second is that mud water type TBM shield mode is realized under hard rock driving state because mud water type structure realizes rapid cooling knife
Tool, to reduce tool wear；Third is that mud and water balance state is not needed under normal pressure state, using mud water type TBM shield mode
Using mud circulation system, the advanced function that slurry separator 5 on the car separates disintegrating slag in native storehouse 21 is realized
The working efficiency of relatively short distance, Rapid Circulation, deslagging is high-efficient, so that the secondary abrasion of cutter is reduced, meanwhile, year-on-year existing muddy water
Balanced shield machine is easy to long range shield-tunneling construction because not needing that body refuse horizontal trasportation equipment is arranged in tunnel；Fourth is that in mud
Under the conditions of water balance, using slurry-water balance type shield mode, using mud circulation system, because not needing that body refuse is arranged in tunnel
Horizontal trasportation equipment is easy to long range shield-tunneling construction；Fifth is that year-on-year TBM shield machine, arranges disintegrating slag mode using mud circulation system,
The setting of the dedusting noise reduction of hard rock TBM configuration is not needed, no dust can keep the kilter that safely cleaning is constructed in hole；Six
It is to be provided with stabilizer 17, and be full of muddy water inside native storehouse 21, and be connected to mud circulation system, is conducive to stablize shield body.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore any subtle modifications, equivalent variations and modifications to the above embodiments according to the technical essence of the invention, still
Belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of mud water type TBM and slurry-water balance type shield machine, including cutterhead (11), main driving (12), Tu Cang (21), anterior shield
(13), middle shield (14), tail shield (15) and propelling cylinder (16), it is characterised in that: between the cutterhead (11) and main driving (12)
Using enclosed construction, main driving (12) Central Closed region is provided with swivel joint (18)；The anterior shield (13) and middle shield
(14) it is provided between stabilizer (17), two groups of stock inlets (22) is connected on anterior shield (13) partition；It is also provided with bimodulus simultaneously
Driving system, that is, mud water type TBM shield modular system and slurry-water balance type shield modular system, in which: slurry-water balance type shield mould
Formula system includes mud-water conveying separation system (4) and stock inlet A1 (23), and mud water type TBM shield modular system includes slurry separation
Device (5) and stock inlet A2 (24), both mud water type TBM shield modular system and slurry-water balance type shield modular system share row
Cinder notch (25), mud circulation valve group (3)；Slag-drip opening (25) exit through mud circulation valve group (3) respectively with parallel pipeline
Slurry separator (5), mud-water conveying separation system (4) indirect communication, parallel pipeline slurry separator (5) and mud-water conveying
The outlet end of both separation systems through mud circulation valve group (3) respectively with stock inlet (22) indirect communication.
2. mud water type TBM according to claim 1 and slurry-water balance type shield machine, it is characterised in that: the mud and water balance
Formula shield modular system includes slag-drip opening (25), ball valve MV2, mud circulation valve group (3), ball valve MV2-1, quarrying case (6.1), mud
Stock pump P2, mud-water conveying separation system (4), ball valve MV1-1 and stock inlet A1 (23), in which:
Mud circulation valve group (3), ball valve MV2-1 between the slag-drip opening (25), ball valve MV2, ball valve MV2 and ball valve MV2-1,
It quarries case (6.1), between slush pump P2, mud-water conveying separation system (4), mud-water conveying separation system (4) and ball valve MV1-1
Mud circulation valve group (3), ball valve MV1-1, stock inlet A1 (23) are sequentially communicated；
The ball valve MV2, ball valve MV2-1, ball valve MV2-3, ball valve MV1-3, ball valve MV1-1 are in opening state；
The mud-water conveying separation system (4) includes ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening plant
(4.1), slush pump P1, ball valve MV1-3；Ball valve MV2-3, slush pump Pn1, Pn2 ... PE, ground vibration screening plant (4.1),
Slush pump P1, ball valve MV1-3 are sequentially communicated；
The arrival end of the ground vibration screening plant (4.1) and the outlet end of slush pump P1 are provided with densitometer, densitometer
The quality for monitoring mud, by feedback information, control and the mud adjusted after separation comply with requirement, then again to tunnel
It conveys and is recycled in road.
3. mud water type TBM according to claim 1 and slurry-water balance type shield machine, it is characterised in that: the mud water type TBM
Shield modular system includes slag-drip opening (25), ball valve MV2, mud circulation valve group (3), ball valve MV2-2, slush pump P2, slurry point
From device (5), ball valve MV1-2 and stock inlet A2 (24), in which:
Mud circulation valve group (3), ball valve MV2-2 between the slag-drip opening (25), ball valve MV2, ball valve MV2 and ball valve MV2-2,
Mud circulation valve group (3), ball valve between slush pump P2, slurry separator (5), slurry separator (5) and ball valve MV1-2
MV1-2 and stock inlet A2 (24) are sequentially communicated；
The ball valve MV2, ball valve MV2-2, ball valve MV1-2 are in opening state.
4. mud water type TBM according to claim 3 and slurry-water balance type shield machine, it is characterised in that: the slurry separation
Device (5) includes parallel arrangement of multiple slurry separators (5.1) and a slurry treating machine (5.2)；Every group of slurry separator
(5.1) input, output end are connected to ball valve MTn, ball valve MTn-1 respectively, the input of slurry treating machine (5.2), output end point
It is not connected to ball valve MT0, ball valve MT0-1；The input terminal of slurry separator (5.1) is connected to slush pump P2, slurry separator
(5.1) output end is connect with the input terminal ball valve MT0 of ball valve MTt, slurry treating machine (5.2) respectively after ball valve MTn-1；Mud
Output end ball valve MT0-1, the ball valve MTt of slurry processor (5.2) are connected to through slush pump P1a with ball valve MV1-2.
5. mud water type TBM according to claim 1 and slurry-water balance type shield machine, it is characterised in that: the stock inlet
It (22) include stock inlet A1 (23) and stock inlet A2 (24)；Mud-water conveying separation system (4) outlet end is through mud circulation valve group (3)
With top stock inlet A1 (23) indirect communication；Slurry separator (5) outlet end is through mud circulation valve group (3) and lower part stock inlet
A2 (24) indirect communication.
6. mud water type TBM according to claim 1 and slurry-water balance type shield machine, it is characterised in that: the cutterhead (11)
It is hard rock TBM cutterhead.
7. a kind of control method of mud water type TBM and slurry-water balance type shield machine, it is characterised in that: use claim 1~6 times
Mud water type TBM described in one and slurry-water balance type shield machine do not dismount any part, slurry-water balance type shield mode and muddy water
Formula TBM shield both modes can a quick key switch mutually, in which: slurry-water balance type shield modular system work when, in muddy water
Under conditions of balance, the disintegrating slag of cutterhead (11) cutting is collected in Tu Cang (21), and mixing is adjusted to a certain proportion of slurry, is passed through
Anterior shield (13) bottom slag discharge (25) is opened and passes through mud circulation valve group (3) by ball valve MV2, closing ball valve MV3, close
Ball valve MV2-2 is opened simultaneously through ball valve MV2-1, by quarrying case (6.1), by slush pump P2, close ball valve MT1, MT2,
MT3 ... MTn, is opened simultaneously through ball valve MV2-3, by tube ejector, pass sequentially through slush pump Pn1, Pn2 ... PE relaying and
Conveying capacity is loaded, slurry is drained into ground vibration screening plant (4.1), the effect of disintegrating slag and mud separation is realized by processing；
Start slush pump P1, the mud after separation is conveyed from ground into tunnel, by tube ejector, opens and pass through ball valve MV1-
3, ball valve MTt and MT0-1 are closed, then by mud circulation valve group (3), ball valve MV1-2 is closed, controls the ball valve of backwash
MV3 is opened or closed as needed, opens and pass through ball valve MV1-1, and the mud after conveying separation enters to stock inlet A1 (23)
It is continued cycling through in native storehouse；Density is provided in the arrival end of ground vibration screening plant (4.1) and the outlet end of slush pump P1
Meter, monitors the quality of mud, and by feedback information, control and the mud adjusted after separation comply with requirement, then again
It conveys and is recycled into tunnel；
When mud water type TBM shield modular system works, in atmospheric conditions, the disintegrating slag of cutterhead (11) cutting collects in Tu Cang (21)
Interior, mixing is adjusted to a certain proportion of slurry, by anterior shield (13) bottom slag discharge (25), opens and by ball valve MV2, closing
Ball valve MV3 closes ball valve MV2-1 by mud circulation valve group (3), opens and is closed by ball valve MV2-2 by slush pump P2
Ball valve MV2-3 is closed, after slurry separator (5) separating treatment, closes ball valve MV1-3, by mud circulation valve group (3),
Ball valve MV1-1 is closed, the ball valve MV3 for controlling backwash is opened or closed as needed, is opened and by ball valve MV1-2, conveying
Mud after separation continues cycling through use into Tu Cang (21) is interior to stock inlet A2 (24)；If the quality of mud fluid isolated is not
Meet requirement, then need to close ball valve MTt, open and pass through slush pump P1b and ball valve MT0, by slurry treating machine
(5.2) requirement is complied with, open and mud ring is passed through by ball valve MT0-1 and slush pump P1a, closing ball valve MV1-3
It flows valve group (3), closes ball valve MV1-1, the ball valve MV3 for controlling backwash is opened or closed as needed, opened and pass through ball valve
MV1-2, the mud after conveying separation continue cycling through use into Tu Cang (21) is interior to stock inlet A2 (24).
8. the control method of mud water type TBM and slurry-water balance type shield machine according to claim 7, it is characterised in that: institute
When stating the work of mud water type TBM shield modular system, slurry separator (5) operation is with control flow: successively opening and passes through
Ball valve MT1, MT2, MT3 ... MTn operates ball valve according to separation situation of the slurry between multiple slurry separators (5.1)
The effect of disintegrating slag and mud separation is realized in reciprocal switching；Start the tilting device of slurry separator (5.1), the separation of control outside
Device lifting cylinder (5.5) opens inside separator switch oil cylinder (5.4), completes to be poured over disintegrating slag in slag car case (5.3) and appoint
Business, it is same to operate tilting device depending on separation situation and back and forth switch, and tilting device and the control of ball valve MTn series are chain behaviour
Make；The mud that ball valve MT1-1, MT2-1, MT3-1 ... MTn-1 will be isolated successively is opened, ball valve MTt and slush pump are passed through
P1a discharge.
9. the control method of mud water type TBM and slurry-water balance type shield machine according to claim 7, it is characterised in that: institute
Mud water type TBM shield mode is stated to work under normal pressure state, using mud circulation system, slurry separator on the car
(5) the interior disintegrating slag separation of Jiang Tucang (21).
10. the control method of mud water type TBM and slurry-water balance type shield machine according to claim 7, it is characterised in that: institute
When stating the work of mud water type TBM shield mode, the fluid class low density slurries using water or with buoyancy.
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| CN201811168421.XA CN109252871A (en) | 2018-10-08 | 2018-10-08 | Mud water type TBM and slurry-water balance type shield machine and its control method |
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| CN201811168421.XA CN109252871A (en) | 2018-10-08 | 2018-10-08 | Mud water type TBM and slurry-water balance type shield machine and its control method |
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| CN110206551A (en) * | 2019-05-27 | 2019-09-06 | 北京交通大学 | The device and method that slurry-water balance type shield prototype muddy water circulation can be achieved |
| CN110410093A (en) * | 2019-08-31 | 2019-11-05 | 中铁工程装备集团有限公司 | A kind of high pressure water cavitation broken rock TBM and its construction method |
| CN110902867A (en) * | 2019-12-10 | 2020-03-24 | 三川德青工程机械有限公司 | Shield tunneling machine pulling type solid-liquid separation system and separation method |
| CN112879028A (en) * | 2021-01-28 | 2021-06-01 | 中铁工程装备集团有限公司 | Full-face tunnel boring machine soil bin sediment water separation structure |
| CN112922617A (en) * | 2021-01-29 | 2021-06-08 | 中国科学院武汉岩土力学研究所 | Hydraulic mechanical combined rock breaking and wastewater treatment integrated TBM system and method |
| CN113338971A (en) * | 2021-07-21 | 2021-09-03 | 韩臻 | Mining TBM rock slag slurry water-carrying closed-circuit circulating system and process |
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| CN112879028A (en) * | 2021-01-28 | 2021-06-01 | 中铁工程装备集团有限公司 | Full-face tunnel boring machine soil bin sediment water separation structure |
| CN112922617A (en) * | 2021-01-29 | 2021-06-08 | 中国科学院武汉岩土力学研究所 | Hydraulic mechanical combined rock breaking and wastewater treatment integrated TBM system and method |
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