CN106907158A - A kind of super-large-diameter shield cutter disc system for hard-soft heterogeneous ground - Google Patents
A kind of super-large-diameter shield cutter disc system for hard-soft heterogeneous ground Download PDFInfo
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- CN106907158A CN106907158A CN201710336394.1A CN201710336394A CN106907158A CN 106907158 A CN106907158 A CN 106907158A CN 201710336394 A CN201710336394 A CN 201710336394A CN 106907158 A CN106907158 A CN 106907158A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 17
- 238000009412 basement excavation Methods 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims abstract description 5
- 241000251468 Actinopterygii Species 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000002689 soil Substances 0.000 description 13
- 239000011435 rock Substances 0.000 description 8
- 238000012545 processing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241001063191 Elops affinis Species 0.000 description 1
- 235000002756 Erythrina berteroana Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- HKPHPIREJKHECO-UHFFFAOYSA-N butachlor Chemical compound CCCCOCN(C(=O)CCl)C1=C(CC)C=CC=C1CC HKPHPIREJKHECO-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- E21D9/06—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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter, including large-scale cutterhead, medium-sized cutterhead, small-sized cutterhead, spoke, panel, hobboing cutter, cutting knife, dual-pilot cutter, center cutter, stirring rod, decelerator, hydraulic motor, power transmission, shield and screw conveyor device；The front end cutterhead of described shield is formed for 9 cutterheads in spatial intersecting structure distribution, including semi shield oil cylinder, medium-sized cutterhead, small-sized cutterhead, and quadravalence cutterhead is divided into altogether；Described includes the first rank cutterhead, second-order cutterhead, the 3rd rank cutterhead and fourth order cutterhead including quadravalence cutterhead.Using the distribution of multilayer cutterhead spatial intersecting, each cutterhead can realize individually control to the present invention, and then improve excavation efficiency, precision and stability of the super-large-diameter shield in hard-soft heterogeneous ground construction.Avoid using major diameter main shaft bearing, reduce manufacture difficulty and cost of transportation；Using multilayer cutterhead, each several part load is reduced, extend the service life of cutterhead associated components.
Description
Technical field
The present invention relates to tunnel special engineering equipment technical field, specially a kind of super large for hard-soft heterogeneous ground is straight
Footpath cutter head of shield machine system.
Background technology
Shield excavation machine is the heavy construction equipment for being applied to tunnel excavation, fast, of fine quality environmentally friendly, economical with a rate of advance
Laborsaving, safe and reliable the advantages of, it is widely used in subway highway, municipal Hydroelectric tunnel engineering.Wherein cutterhead is that shield tunneling is applied
The important component of work, major function is the cutting soil layer soil body, and certain supporting role is played to digging face；Therefore cutter head structure
Design rationality directly affects constructing tunnel quality and shield machine service life.
With the increasing of the scales of the project such as major diameter inter-city passenger rail, river-crossing tunnel, the market demand of super-large-diameter shield is opened
Begin to increase.Due to the complexity of texture stratum of constructing, the soft or hard inequality such as special construction site Basement uplift, boulder causes big
The difficulty of construction in diameter tunnel becomes big, this just the structure design and performance of super-large-diameter shield cutterhead are proposed it is very high will
Ask.And there is problems with mostly in existing super-large-diameter shield cutterhead：When construction runs into soil property hard-soft heterogeneous ground, particularly
Part there is boulder or Basement uplift location so that large-diameter shield cutterhead unbalance stress and there is the phenomenon of " unbalance loading ", cause
The whole machine of shield produces vibrations in progradation, has a strong impact on shield tunneling precision；And for major diameter base bearing, processing and manufacturing is difficult
Degree is big, cost of transportation is high, installation and maintenance inconvenience；Cutter spindle system bears load greatly simultaneously, causes the related components life-span to be dropped
It is low.
Therefore it provides one kind can solve the problem that super-large-diameter shield cutterhead unbalance stress present in hard-soft heterogeneous ground and
Cause the shield of the phenomenon, the whole machine poor work stability of shield and the big problem of major diameter base bearing processing and manufacturing difficulty of " unbalance loading "
Structure machine system, has been a good problem to study.
The content of the invention
In order to overcome the above-mentioned cutterhead unbalance stress present in hard-soft heterogeneous ground of super-large-diameter shield in the prior art
And cause the whole machine poor work stability of the phenomenon of " unbalance loading ", shield and the big problem of major diameter base bearing processing and manufacturing difficulty,
The present invention proposes one kind using the distribution of multilayer cutterhead spatial intersecting, and each cutterhead can realize individually control, and then raising super large
Excavation efficiency, precision and stability of the diameter shield in hard-soft heterogeneous ground construction.Avoid using major diameter main shaft bearing, drop
Low manufacture difficulty and cost of transportation；Using multilayer cutterhead, each several part load is reduced, extend the service life of cutterhead associated components
For the super-large-diameter shield cutter disc system of hard-soft heterogeneous ground.
The object of the present invention is achieved like this：
A kind of shield cutter system for hard-soft heterogeneous ground super-large diameter, including large-scale cutterhead, medium-sized cutterhead, small-sized knife
Disk, spoke, panel, hobboing cutter, cutting knife, dual-pilot cutter, center cutter, stirring rod, decelerator, hydraulic motor, power transmission, shield
With screw conveyor device；The front end cutterhead of described shield is formed for 9 cutterheads in spatial intersecting structure distribution, including machete
Disk, medium-sized cutterhead, small-sized cutterhead, are divided into quadravalence cutterhead altogether；Described includes the first rank cutterhead, second-order including quadravalence cutterhead
Cutterhead, the 3rd rank cutterhead and fourth order cutterhead；9 cutterheads are the cutterhead of different model, and are respectively provided with independent drive system, can
Realize individually control.
The first described rank cutterhead is medium-sized cutterhead, including medium-sized cutterhead 1, positioned at shield cutter structure centre position；
Second-order cutterhead is small-sized cutterhead, described small-sized cutterhead 4, is uniformly distributed along cutter head structure circumferencial direction；3rd rank cutterhead
It is large-scale cutterhead, the large-scale cutterhead 2, positioned at excavation axis installation symmetrical above and below；Fourth order cutterhead is large-scale cutterhead, described
Large-scale cutterhead 2, is left and right symmetrically arranged positioned at axis is excavated.
The first described rank cutterhead uses 6 spokes, and single order dual-pilot cutter and single order cutting knife are provided with the spoke,
The center of the single order cutterhead is equipped with single order fish tail knife, and the end face back of the single order cutterhead is installed single order hydraulic motor and made
It is the power set for driving cutterhead to rotate, the main shaft of the single order hydraulic motor is connected by connector with single order decelerator, institute
The output shaft connection single order power transmission of single order decelerator is stated, the single order power transmission is fixedly connected with cutterhead；
The rear ends of the single order cutterhead are provided with the single order stirring rod parallel to cutter axis, and dregs conveying dress is provided with cutterhead chamber
Put, the dregs conveying device is single order conveying worm.
Described second-order cutterhead has two kinds, including the first spoke wheel positioned at whole cutter disc system top and bottom
Second panel formula cutterhead.
First spoke wheel uses 6 spokes, and is provided with second order dual-pilot cutter on the spoke and second order is cut
Knife, the second order dual-pilot cutter is fixed in succession by way of welding with spoke.
The first panel formula cutterhead uses 4 knife beams, and second order hobboing cutter and second order cutting knife are provided with the knife beam；
The second order cutter head center position is equipped with second order fish tail knife, and the rear ends of the second order cutterhead install second order hydraulic motor conduct
The power set for driving cutterhead to rotate, the main shaft of this second order hydraulic motor is connected by connector with second order decelerator, and described two
The output shaft connection second-order dynamic conveyer of rank decelerator, the second-order dynamic conveyer is fixedly connected with cutterhead；It is described
The rear ends of second order cutterhead are provided with the second order stirring rod parallel to cutter axis, and dregs conveying device is provided with cutterhead chamber,
The dregs conveying device is second order conveying worm.
The 3rd described rank cutterhead has two kinds, including the second spoke wheel positioned at whole cutter disc system top and is located at
The second panel formula cutterhead of bottom.
Second spoke wheel uses 6 spokes, and three rank dual-pilot cutters is provided with the spoke and second order is cut
Knife, the three ranks dual-pilot cutter is fixed in succession by way of welding with spoke.
Described second panel formula cutterhead uses 4 knife beams, and is provided with three rank hobboing cutters on the knife beam and three ranks are cut
Knife, the three ranks cutter head center position is equipped with three rank fish tail knives, and the rear ends of the three ranks cutterhead install three rank hydraulic motors
Used as the power set for driving cutterhead to rotate, this three ranks hydraulic motor main shaft is connected by connector with three rank decelerators, described
The output shaft of three rank decelerators connects three rank power transmissions, and the three ranks power transmission is fixedly connected with cutterhead；Institute
State three rank cutterhead rear ends and be provided with three rank stirring rod parallel to cutter axis, dregs conveying device is provided with cutterhead chamber,
The dregs conveying device is three helical layer conveyers.
The panel of described fourth order cutterhead uses 6 spokes, and quadravalence dual-pilot cutter and four are provided with the spoke
Rank cutting knife, described quadravalence cutter head center position is equipped with quadravalence fish tail knife, and quadravalence liquid is installed at the end face back of the quadravalence cutterhead
Pressure motor is connected by connector as the power set for driving cutterhead to rotate, this quadravalence hydraulic motor main shaft with quadravalence decelerator
Connect, the output shaft connection quadravalence power transmission of the quadravalence decelerator, the quadravalence power transmission is fixed with cutterhead
Connection；The back of the quadravalence cutterhead end face is provided with the quadravalence stirring rod parallel to cutter axis, and cutterhead is provided with dregs in chamber
Conveying device, the dregs conveying device is quadravalence conveying worm.
Positive beneficial effect：1st, the shield cutter system for hard-soft heterogeneous ground super-large diameter of the invention, by multiple
Cutterhead is in spatial intersecting structure, and when efficiently solving monoblock type large-diameter cutter head excavation hard-soft heterogeneous ground, unbalance stress causes
The problem of cutterhead " unbalance loading " phenomenon and whole machine propulsion stability difference, multilayer cutterhead is advanced jointly, effectively improves cutterhead building ring
Border, improves adaptability and stability of the super-large-diameter shield machine in hard-soft heterogeneous ground；2nd, it is of the invention for it is soft or hard unevenly
The shield cutter system of layer super-large diameter, does not use major diameter base bearing, reduces the processing and manufacturing difficulty of base bearing, reduces
Transport and maintenance cost；3rd, the common stress of multiple cutterheads, reduces the load of each spindle unit, extends the use of related components
Life-span；4th, the shield cutter for hard-soft heterogeneous ground super-large diameter of the invention, each cutterhead is in integrally not in approximately the same plane
Cascade arrangement, increased ground free face, is conducive to ground to be classified and excavates, and reduce tool wear, improve rate of excavation；5th, originally
The shield cutter for hard-soft heterogeneous ground super-large diameter of invention, each cutterhead can realize individually control, can be according to each cutterhead
Cut strata condition real-time adjustment each fltting speed and pressure, it is ensured that Integral synchronous are advanced, improve constructing tunnel precision；6th, originally
The shield cutter for hard-soft heterogeneous ground super-large diameter of invention, tunneling process runs into local boulder or Basement uplift location,
The cutter of cutterhead in the range of basement rock height of projection need to only be changed, you can realize quick broken rock.It is easy to operate, it is cost-effective.
Brief description of the drawings
Fig. 1 is system structure diagram of the invention；
Fig. 2 is cutter head structure schematic diagram of the invention；
Fig. 3 push structure schematic diagrames in soft soil layer for the present invention；
Fig. 4 push structure schematic diagrames in soft or hard uneven soil layer for the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described further：
As shown in Figure 1 and Figure 2, a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter includes large-scale cutterhead, medium-sized
Cutterhead, small-sized cutterhead, spoke, panel, hobboing cutter, cutting knife, dual-pilot cutter, center cutter, stirring rod, decelerator, hydraulic motor, power are passed
Send device, shield, screw conveyor device.It is characterized in that shield front end cutter head structure is divided by 9 cutterheads in spatial intersecting structure
Cloth, including semi shield oil cylinder, medium-sized cutterhead, small-sized cutterhead.The rank of cutter head structure first is medium-sized cutterhead, the medium-sized cutterhead 1, is located at
Shield cutter structure centre position；Cutter head structure second-order is small-sized cutterhead, the small-sized cutterhead 4, along cutter head structure circumference
Direction is uniformly distributed；The rank of cutter head structure the 3rd is large-scale cutterhead, the large-scale cutterhead 2, positioned at excavation axis peace symmetrical above and below
Dress；Cutter head structure fourth order is large-scale cutterhead, the large-scale cutterhead 2, is left and right symmetrically arranged positioned at axis is excavated.9 differences
The cutterhead of model has independent drive system, is capable of achieving individually control.
The present invention uses quadravalence cutterhead combining form, wherein the first rank cutterhead 10 uses 6 spokes 51, and on the spoke 51
Single order dual-pilot cutter 53 and single order cutting knife 52 are installed, the center of the first rank cutterhead 10 is equipped with single order fish tail knife 8, described one
Single order hydraulic motor 12 is installed as the power set for driving cutterhead to rotate, the single order hydraulic motor in the end face back of rank cutterhead 10
12 main shafts are connected by connector with single order decelerator 9, the output shaft connection single order power transmission of the single order decelerator 9
7, the single order power transmission 7 is fixedly connected with cutterhead.The rear ends of the single order cutterhead 10 are provided with parallel to knife
The single order stirring rod 6 of disk axis, is provided with dregs conveying device in cutterhead chamber, the dregs conveying device is single order conveying worm
11。
Described second-order cutterhead has two kinds, including the first spoke wheel 2 positioned at whole cutter disc system top and under
The second panel formula cutterhead 13 in portion.The spoke wheel 2 uses 6 spokes 38, and is provided with second order on the spoke 38
Dual-pilot cutter 37 and second order cutting knife 36, center are equipped with second order fish tail knife 54, and the second order dual-pilot cutter 37 is by way of welding
Fixed in succession with spoke 38.The board wheel 13 uses 4 knife beams 43, and is provided with second order hobboing cutter on the knife beam 43
42 and second order cutting knife 44, center is equipped with second-order central hobboing cutter 14.The second order cutterhead rear ends install second order hydraulic pressure horse
Up to 32 as the power set for driving cutterhead to rotate, this main shaft of second order hydraulic motor 32 is connected by connector with second order decelerator 3
Connect, the output shaft connection second-order dynamic conveyer 4 of the second order decelerator 3, the second-order dynamic conveyer 4 is consolidated with cutterhead
Fixed connection.The second order cutterhead rear ends are provided with the second order stirring rod 13 parallel to cutter axis, and cutterhead is provided with slag in chamber
Native conveying device, the dregs conveying device is second order conveying worm 15.
The three or three described rank cutterhead has two kinds, including the second spoke wheel 30 positioned at whole cutter disc system top and is located at
The second panel formula cutterhead 50 of bottom.The spoke wheel 30 uses 6 spokes 35, and is provided with three on the spoke 35
The rank cutting knife 34 of rank dual-pilot cutter 33 and three, center is equipped with three rank fish tail knives 31, the side that the three ranks dual-pilot cutter 33 passes through welding
Formula is fixed in succession with spoke 35.The board wheel 50 uses 4 knife beams 49, and the rolling of three ranks is provided with the knife beam 49
The rank cutting knife 48 of knife 47 and three, center is equipped with central hob 501.The three ranks cutterhead rear ends install three rank hydraulic motors
26 are connected by connector as the power set for driving cutterhead to rotate, this main shaft of three ranks hydraulic motor 26 with three rank decelerators
27, the output shaft of the three ranks decelerator 27 connects three rank power transmissions 29, the three ranks power transmission 29 and knife
Disk is fixedly connected.The three ranks cutterhead rear ends are provided with the three rank stirring rod 28 parallel to cutter axis, and cutterhead sets in chamber
There is dregs conveying device, the dregs conveying device is three helical layer conveyers 16.
Described fourth order cutterhead uses 6 spokes 41, and is provided with quadravalence dual-pilot cutter 40 on the spoke 41 and quadravalence is cut
Knife 39, the quadravalence cutter head center position is equipped with quadravalence fish tail knife 18, and the quadravalence cutterhead rear ends install quadravalence hydraulic pressure horse
Up to 23 as the power set for driving cutterhead to rotate, this main shaft of quadravalence hydraulic motor 23 is connected by connector with quadravalence decelerator 22
Connect, the output shaft of the quadravalence decelerator 22 connects quadravalence power transmission 24, the quadravalence power transmission 24 and knife
Disk is fixedly connected.The quadravalence cutterhead rear ends are provided with the quadravalence stirring rod 25 parallel to cutter axis, and cutterhead sets in chamber
There is dregs conveying device, the dregs conveying device is quadravalence conveying worm 20.
Each rank stirring rod is stirred to the broken soil for being entered storehouse of burying by cutterhead opening so that addition creeping
The material modified dregs with native storehouse is fully contacted, and more effectively improves the creeping that the soil body is cut in native storehouse, can both realize putting down
Hengshui soil pressure, can guarantee that smooth casting again.Each rank conveying worm causes soil body shape during discharging from inside to outside
Into sealing soil plug, the stabilization of pressure in empty storehouse is kept, pressure realizes soil pressure dynamic equilibrium in the native storehouse of adjustment conveyor speed control.
When large-diameter shield cutter disc system of the invention is constructed, when it is soft soil layer to excavate location, as shown in figure 3, respectively
Rank cutterhead carries out soil excavation under the protection of shield, slags tap and rafting, push ahead, and each cutterhead mutual when working is not interfered.When
Driving stratum for it is soft or hard uneven when, as shown in figure 4, particularly running into local when there is boulder or Basement uplift location, cutterhead system
The board wheel hobboing cutter of system bottom effectively carries out broken rock to hardpan, and this cutter disc system need to only change basement rock height of projection model
Enclose the cutter of interior cutterhead, you can realize quick broken rock, overcome major diameter monoblock cutterhead in hard-soft heterogeneous ground unbalance stress, push away
Enter the problem of stability difference, improve construction precision, effectively improve cutterhead working environment.
The invention has the advantages that：1st, the shield cutter system for hard-soft heterogeneous ground super-large diameter of the invention,
It is in spatial intersecting structure by multiple cutterheads, when efficiently solving monoblock type large-diameter cutter head excavation hard-soft heterogeneous ground, stress is not
Cause the problem of cutterhead " unbalance loading " phenomenon and whole machine propulsion stability difference, multilayer cutterhead is advanced jointly, effectively improves cutterhead
Working environment, improves adaptability and stability of the super-large-diameter shield machine in hard-soft heterogeneous ground；2nd, it is of the invention for soft or hard
The shield cutter system of uneven stratum super-large diameter, does not use major diameter base bearing, and the processing and manufacturing for reducing base bearing is difficult
Degree, reduces transport and maintenance cost；3rd, the common stress of multiple cutterheads, reduces the load of each spindle unit, extends related zero
The service life of part；4th, the shield cutter for hard-soft heterogeneous ground super-large diameter of the invention, each cutterhead is not same flat
Face, overall is in cascade arrangement, increased ground free face, is conducive to ground to be classified and excavates, and reduces tool wear, improves and excavates
Speed；5th, the shield cutter for hard-soft heterogeneous ground super-large diameter of the invention, each cutterhead can realize individually control, Neng Gougen
According to each knife cutting strata condition real-time adjustment each fltting speed and pressure, it is ensured that Integral synchronous are advanced, constructing tunnel is improved
Precision；6th, the shield cutter for hard-soft heterogeneous ground super-large diameter of the invention, tunneling process runs into local boulder or basement rock
Protuberance location, need to only change the cutter of cutterhead in the range of basement rock height of projection, you can realize quick broken rock.It is easy to operate, save
Cost.
Embodiment of above is merely to illustrate the preferred embodiment of the present invention, but the present invention is not limited to above-mentioned embodiment party
Formula, in the ken that the field those of ordinary skill possesses, that is made within the spirit and principles in the present invention is any
Modification, equivalent substitute and improvement etc., are regarded as the protection domain of the application.
Claims (10)
1. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter, it is characterised in that：Including large-scale cutterhead, medium-sized
Cutterhead, small-sized cutterhead, spoke, panel, hobboing cutter, cutting knife, dual-pilot cutter, center cutter, stirring rod, decelerator, hydraulic motor, power are passed
Send device, shield and screw conveyor device；The front end cutterhead of described shield is that 9 cutterheads are in spatial intersecting structure distribution shape
Into, including semi shield oil cylinder, medium-sized cutterhead, small-sized cutterhead, quadravalence cutterhead is divided into altogether；Described includes the first rank including quadravalence cutterhead
Cutterhead, second-order cutterhead, the 3rd rank cutterhead and fourth order cutterhead；9 cutterheads are the cutterhead of different model, and are respectively provided with independent
Drive system, is capable of achieving individually control.
2. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 1, its feature exists
In：The first described rank cutterhead is medium-sized cutterhead, including medium-sized cutterhead 1, positioned at shield cutter structure centre position；Second-order
Cutterhead is small-sized cutterhead, described small-sized cutterhead 4, is uniformly distributed along cutter head structure circumferencial direction；3rd rank cutterhead is large-scale
Cutterhead, the large-scale cutterhead 2, positioned at excavation axis installation symmetrical above and below；Fourth order cutterhead is large-scale cutterhead, the gully
2, disk, is left and right symmetrically arranged positioned at axis is excavated.
3. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 1, its feature exists
In：The first described rank cutterhead uses 6 spokes, and single order dual-pilot cutter and single order cutting knife are provided with the spoke, described
The center of single order cutterhead is equipped with single order fish tail knife, and single order hydraulic motor is installed as drive in the end face back of the single order cutterhead
The power set that movable knife disc is rotated, the main shaft of the single order hydraulic motor is connected by connector with single order decelerator, and described one
The output shaft connection single order power transmission of rank decelerator, the single order power transmission is fixedly connected with cutterhead；It is described
The rear ends of single order cutterhead are provided with the single order stirring rod parallel to cutter axis, and dregs conveying device is provided with cutterhead chamber,
The dregs conveying device is single order conveying worm.
4. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 1, its feature exists
In：Described second-order cutterhead has two kinds, including the first spoke wheel and the of bottom positioned at whole cutter disc system top
Two board wheels.
5. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 4, its feature exists
In：First spoke wheel uses 6 spokes, and second order dual-pilot cutter and second order cutting knife, institute are provided with the spoke
Second order dual-pilot cutter is stated to be fixed in succession with spoke by way of welding.
6. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 4, its feature exists
In：The first panel formula cutterhead uses 4 knife beams, and second order hobboing cutter and second order cutting knife are provided with the knife beam；It is described
Second order cutter head center position is equipped with second order fish tail knife, and the rear ends of the second order cutterhead install second order hydraulic motor as driving
The power set that cutterhead is rotated, the main shaft of this second order hydraulic motor is connected by connector with second order decelerator, and the second order subtracts
The output shaft connection second-order dynamic conveyer of fast device, the second-order dynamic conveyer is fixedly connected with cutterhead；The second order
The rear ends of cutterhead are provided with the second order stirring rod parallel to cutter axis, and dregs conveying device is provided with cutterhead chamber, described
Dregs conveying device is second order conveying worm.
7. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 1, its feature exists
In：The 3rd described rank cutterhead has two kinds, including the second spoke wheel positioned at whole cutter disc system top and positioned at bottom
Second panel formula cutterhead.
8. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 7, its feature exists
In：Second spoke wheel uses 6 spokes, and three rank dual-pilot cutters and second order cutting knife, institute are provided with the spoke
Three rank dual-pilot cutters are stated to be fixed in succession with spoke by way of welding.
9. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 7, its feature exists
In：Described second panel formula cutterhead uses 4 knife beams, and three rank hobboing cutters and three rank cutting knifes, institute are provided with the knife beam
Three rank cutter head center positions are stated equipped with three rank fish tail knives, the rear ends of the three ranks cutterhead install three rank hydraulic motors as drive
The power set that movable knife disc is rotated, this three ranks hydraulic motor main shaft is connected by connector with three rank decelerators, and three rank subtracts
The output shaft of fast device connects three rank power transmissions, and the three ranks power transmission is fixedly connected with cutterhead；Three rank
Cutterhead rear ends are provided with the three rank stirring rod parallel to cutter axis, and dregs conveying device, the slag are provided with cutterhead chamber
Native conveying device is three helical layer conveyers.
10. a kind of shield cutter system for hard-soft heterogeneous ground super-large diameter according to claim 1, its feature exists
In：The panel of described fourth order cutterhead uses 6 spokes, and is provided with quadravalence dual-pilot cutter on the spoke and quadravalence is cut
Knife, described quadravalence cutter head center position is equipped with quadravalence fish tail knife, and quadravalence hydraulic pressure horse is installed at the end face back of the quadravalence cutterhead
Up to as the power set for driving cutterhead to rotate, this quadravalence hydraulic motor main shaft is connected by connector with quadravalence decelerator, institute
The output shaft connection quadravalence power transmission of quadravalence decelerator is stated, the quadravalence power transmission is fixedly connected with cutterhead；
The back of the quadravalence cutterhead end face is provided with the quadravalence stirring rod parallel to cutter axis, and dregs conveying dress is provided with cutterhead chamber
Put, the dregs conveying device is quadravalence conveying worm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710336394.1A CN106907158A (en) | 2017-05-13 | 2017-05-13 | A kind of super-large-diameter shield cutter disc system for hard-soft heterogeneous ground |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710336394.1A CN106907158A (en) | 2017-05-13 | 2017-05-13 | A kind of super-large-diameter shield cutter disc system for hard-soft heterogeneous ground |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643820A (en) * | 2018-04-10 | 2018-10-12 | 浙江科技学院 | Centrifugation mud discharge type air pressure pressurization cutting arrangement for soft or hard stratum |
| CN109098723A (en) * | 2018-10-26 | 2018-12-28 | 中铁工程装备集团有限公司 | The novel shield host of variable section |
| CN109209422A (en) * | 2018-10-30 | 2019-01-15 | 浙江科技学院 | The intelligent elevated cutting arrangement of multi-region freezing type for soft or hard stratum |
| CN109339809A (en) * | 2018-11-05 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of economical rock tunnel(ling) machine being adapted to great burying and its construction method |
| CN109403998A (en) * | 2018-10-30 | 2019-03-01 | 浙江科技学院 | Multi-region freezing type for soft or hard stratum goes up and down drilling method |
| CN110130912A (en) * | 2019-06-20 | 2019-08-16 | 中铁工程服务有限公司 | A kind of earth pressure balance shield machine cutterhead for the construction of Soft Soil Layer benching tunnelling method |
| CN111827391A (en) * | 2020-07-20 | 2020-10-27 | 南京集优智库信息技术有限公司 | Multilayer composite drill bit assembly for ditching operation |
| CN113700492A (en) * | 2021-09-30 | 2021-11-26 | 中铁二十局集团第五工程有限公司 | Method for rapidly adjusting cutter configuration of cutter head of shield tunneling machine |
| CN113704930A (en) * | 2021-10-26 | 2021-11-26 | 北京城建集团有限责任公司 | Three-dimensional large-echelon space arrangement design method for shield cutter |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643820B (en) * | 2018-04-10 | 2019-11-22 | 浙江科技学院 | Centrifugation mud discharge type air pressure pressurization cutting arrangement for soft or hard stratum |
| CN108643820A (en) * | 2018-04-10 | 2018-10-12 | 浙江科技学院 | Centrifugation mud discharge type air pressure pressurization cutting arrangement for soft or hard stratum |
| CN109098723A (en) * | 2018-10-26 | 2018-12-28 | 中铁工程装备集团有限公司 | The novel shield host of variable section |
| CN109209422A (en) * | 2018-10-30 | 2019-01-15 | 浙江科技学院 | The intelligent elevated cutting arrangement of multi-region freezing type for soft or hard stratum |
| CN109403998A (en) * | 2018-10-30 | 2019-03-01 | 浙江科技学院 | Multi-region freezing type for soft or hard stratum goes up and down drilling method |
| CN109339809A (en) * | 2018-11-05 | 2019-02-15 | 中铁工程装备集团有限公司 | A kind of economical rock tunnel(ling) machine being adapted to great burying and its construction method |
| CN109339809B (en) * | 2018-11-05 | 2024-09-20 | 中铁工程装备集团有限公司 | Economical tunnel boring machine suitable for large burial depth and construction method thereof |
| CN110130912A (en) * | 2019-06-20 | 2019-08-16 | 中铁工程服务有限公司 | A kind of earth pressure balance shield machine cutterhead for the construction of Soft Soil Layer benching tunnelling method |
| CN111827391A (en) * | 2020-07-20 | 2020-10-27 | 南京集优智库信息技术有限公司 | Multilayer composite drill bit assembly for ditching operation |
| CN113700492A (en) * | 2021-09-30 | 2021-11-26 | 中铁二十局集团第五工程有限公司 | Method for rapidly adjusting cutter configuration of cutter head of shield tunneling machine |
| CN113700492B (en) * | 2021-09-30 | 2023-05-23 | 中铁二十局集团第五工程有限公司 | Method for rapidly adjusting cutter configuration of cutter head of shield tunneling machine |
| CN113704930A (en) * | 2021-10-26 | 2021-11-26 | 北京城建集团有限责任公司 | Three-dimensional large-echelon space arrangement design method for shield cutter |
| CN113704930B (en) * | 2021-10-26 | 2022-01-25 | 北京城建集团有限责任公司 | Three-dimensional large-echelon space arrangement design method for shield cutter |
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