CN106979014B - Earth pressure balance rectangle heals up Suporting structure and construction - Google Patents
Earth pressure balance rectangle heals up Suporting structure and construction Download PDFInfo
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- CN106979014B CN106979014B CN201710318520.0A CN201710318520A CN106979014B CN 106979014 B CN106979014 B CN 106979014B CN 201710318520 A CN201710318520 A CN 201710318520A CN 106979014 B CN106979014 B CN 106979014B
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- shield
- jurisdiction
- section
- sheet assembling
- pipe sheet
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- 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
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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
- E21D11/08—Lining with building materials with preformed concrete slabs
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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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- 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
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
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- 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
- E21D9/124—Helical conveying means therefor
-
- 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
- E21D9/13—Devices for removing or hauling away excavated material or spoil; Working or loading platforms using hydraulic or pneumatic conveying means
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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)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
Healed up shield machine, including cutting system the invention discloses a kind of earth pressure balance rectangle（1）, in addition to drive system（2）, shield body system（6）, dreg removing system（7）, pipe sheet assembling dolly（8）, section of jurisdiction rotating device（9）, section of jurisdiction travelling bogie, lift equipment bridge（10）And trailer（11）, the cutting system（1）And drive system（2）It is installed on shield body system（6）On, cutting system（1）Positioned at shield body system（6）Front end, drive system（2）Drive cutting system（1）Operating, cutting system（1）The body refuse cut passes through dreg removing system（7）Discharge, the bigger square-section operating mode of the achievable length and width of the present invention is excavated, while can realize dregs long distance delivery in tunnel.Cooperated together with section of jurisdiction transport trolley, section of jurisdiction rotating device, pipe sheet assembling dolly, jacking equipment bridge and tail shield movement pedal, the assembly of section of jurisdiction up and down is completed in the case where not removing pipeline.
Description
Technical field
The invention belongs to the technical field of constructing tunnel equipment, and in particular to a kind of earth pressure balance rectangle, which heals up, shield and to be applied
Work engineering method.
Background technology
Pipe gallery is one of important symbol of 21 century new city civilian infrastructure construction of modern；Underground integrates
The construction of piping lane, have and economize the land resource, reduce urban road and excavate, extend the municipal pipeline life-span, improve city guard against disaster energy
Outstanding advantages of power, the unified planning, unified construction, unified management of roadside municipal public use pipeline will be realized, accomplish city
Road underground space comprehensive development and utilization, urban road is avoided to produce " road slide fastener ", to improving region public basic installations, clothes
The exploitation of business periphery plot has positive effect.
And the construction of pipe gallery is mostly rectangular cross section, construction is main to use cut and cover method, but it has welding, to handing over
The ground installations such as logical, building influence the shortcomings that big；And push bench process can accomplish non-excavating construction, but its there is also jacking distance
It is short, it is impossible to the shortcomings that active well turn, needed is more.Rectangular shield method have mechanized construction, integrated cost it is relatively low etc.
Advantage, received more and more attention in long range pipe gallery construction.At present, rectangular shield has developed the double spiral shells in more sections of jurisdiction
Assembling machine form is revolved, but its splicing structure is complicated, section of jurisdiction numerous the shortcomings that causing assembling duration long.To accelerate city integrated piping lane
Build, expand rectangular shield type, save the pipe sheet assembling time, a kind of compact-sized, section of jurisdiction can quick-assembling new square
Shape shield machine, which is needed badly, to be designed.
The content of the invention
The purpose of the present invention is to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of earth pressure balance rectangle, which heals up, shield and to be applied
Work engineering method, rectangular cross section can be excavated over long distances and efficiently completes the tunnel of the working procedures such as dregs conveying, section of jurisdiction quick-assembling
Development machine, it is to improve the tunnel device that pipe gallery is efficiently built.
In order to solve the above technical problems, the technical solution adopted in the present invention is as follows：
Earth pressure balance rectangle of the present invention heals up shield machine, including cutting system, in addition to drive system, shield body system, row
Slag system, pipe sheet assembling dolly, section of jurisdiction rotating device, section of jurisdiction travelling bogie, lift equipment bridge and trailer, the cutting system
It is installed on drive system in shield body system, cutting system is located at shield body system front end, and drive system drives cutting system operating,
The body refuse that cutting system is cut is discharged by dreg removing system, and section of jurisdiction travelling bogie transports section of jurisdiction to shield body system, passes through
After section of jurisdiction rotating device is rotated, pipe sheet assembling dolly carries out section of jurisdiction installation, described lift equipment bridge one end and shield body system
System is connected, and the other end is connected with trailer, and the lift equipment bridge carries out accommodation in pipe sheet assembling dolly assembly,
Sufficient space is reserved for pipe sheet assembling.
The lift equipment bridge include the first oil cylinder, guide rail column, slide rail, movable pulley, guide chain, lift beam, described first
Hydraulic cylinder is connected with guide rail column, and cylinder rod is connected with slide rail, and cylinder rod can drive slide rail to be moved up and down in guide rail column；It is described
Lift beam both ends are disposed with guide wheel, and guide wheel, which is installed in slide rail, to be moved up and down, and lift beam both sides are provided with suspension discharge pipe, line
Cable and support；Movable pulley is fixed on the upside of slide rail, and guide chain connects the first hydraulic cylinder around movable pulley one end, and the guide chain other end connects
Lift beam guide wheel is connect, when oil cylinder drives slide rail to move one times of displacement, realizes guide chain passively two times of positions of lifting or decentralization lift beam
Move, while lift equipment bridge provides tractive force for rear supporting more piece trailer, rotate vacating space for section of jurisdiction, and save section of jurisdiction
The time that pipeline is removed when assembled.
The cutting system includes seven spoke wheels, and seven cutterheads are divided into large, medium and small three models, large size cutterhead
Quantity is one, and the quantity of medium size cutterhead is four, and the quantity of small size cutterhead is two, and seven cutterheads exist in parallel-axis type three
Preceding four posterior modes arrange, wherein large size cutterhead and two medium size cutterheads is preceding, and remaining cutterhead is in rear, cutterhead arrangement form
Suitable for the square-section operating mode that length-width ratio x is larger, specifically 3:2 ＜ x ＜ 2:In the range of 1.
The rectangular in cross-section of the shield body system, shield body system include anterior shield, middle shield, tail shield, correction oil cylinder, dragging oil cylinder
And pipe bending cylinder, anterior shield, middle shield and tail shield are front and rear to be set, and is connected between anterior shield and middle shield by correction oil cylinder, middle shield and tail shield
Between using pull oil cylinder connection.
The anterior shield after anterior shield by bolt including before anterior shield and after anterior shield, being coupled before anterior shield and tightly；The middle shield includes
Before middle shield and after middle shield, couple before middle shield and by bolt pine after middle shield, main top oil cylinder pushing tow bearing is there also is provided on middle shield
With jacking equipment bridge fixed seat.
The tail shield includes the pipe bending cylinder support arranged up and down, is reserved between the two pipe bending cylinder supports arranged up and down
Go out pipe sheet assembling space up and down, there is tail shield to move pedal in shield body lower disposed, meet that section of jurisdiction is transported by and assembled.
Tail shield movement pedal top is provided with conveying track, rotary oil cylinder lifting is left among tail shield movement pedal
Hole, tail shield movement pedal rear end portion are connected with pipe bending cylinder, and tail shield movement pedal can be in the presence of pipe bending cylinder at fixed bottom
Moved forward and backward on plate along tunnel axis direction.
The dreg removing system includes conveying worm and dregs delivery pump, and conveying worm is mutually coordinated to match somebody with somebody with dregs delivery pump
Dregs long distance delivery in tunnel is realized in conjunction；The conveying worm is shaft type conveying worm；The dregs delivery pump is three
Telescoping cylinder makes native pump, for dregs to be pumped to the slag car of rear supporting trailer afterbody, realizes that dregs is defeated over long distances in tunnel
Send.
The section of jurisdiction travelling bogie be bolt connection pipe type wheel to group, the section of jurisdiction rotating device is used to carry out section of jurisdiction
Pose adjustment, the pipe sheet assembling dolly are the assembled action such as hydraulic-driven, snatch, jacking, fine setting for realizing section of jurisdiction.
A kind of earth pressure balance rectangle of the present invention heals up the pipe sheet assembling method of shield machine, it is characterised in that：Spell the section of jurisdiction
Dress method is specially：
A. pipe sheet assembling is descended：
Lift equipment bridge rises to extreme higher position；
Tail shield movement pedal extend out to rearmost end；
Travelling bogie transports lower tube coupling to rotation position；
Lower section of jurisdiction is jacked and is rotated by 90 ° by section of jurisdiction rotating device；
Section of jurisdiction rotating device is withdrawn, and lower section of jurisdiction is lifted and is moved to assembled position by pipe sheet assembling dolly；
Tail shield movement pedal is retracted to tail shield front end, for lower pipe sheet assembling vacating space；
Lower section of jurisdiction is put into assembled position by pipe sheet assembling dolly, connects segment bolt；
Tail shield movement pedal stretches out again holds out against lower section of jurisdiction, completes lower pipe sheet assembling.
B. upper pipe sheet assembling
Jacking equipment bridge is down to most bottom position；
Travelling bogie transports upper tube coupling to rotation position；
Upper section of jurisdiction is jacked and is rotated by 90 ° by section of jurisdiction rotating device；
Section of jurisdiction rotating device is withdrawn, and upper section of jurisdiction is jacked and is moved to assembled position by pipe sheet assembling dolly；
Tail shield top pipe bending cylinder is retracted, for upper pipe sheet assembling vacating space；
Upper section of jurisdiction is put into assembled position by pipe sheet assembling dolly, connects segment bolt；
Tail shield top pipe bending cylinder, which stretches out, holds out against section of jurisdiction, pipe sheet assembling in completion.
The present invention is caused compared with prior art to be had the beneficial effect that：Cutting system is seven arranged after 4 before parallel-axis type 3
Individual spoke wheel, the bigger square-section operating mode of length and width can be achieved and excavate.Dreg removing system uses conveying worm and three sets
Cartridge type dregs delivery pump, which coordinates, realizes dregs long distance delivery in tunnel.Section of jurisdiction transport trolley, section of jurisdiction rotating device, pipe sheet assembling
Cooperated together with dolly, jacking equipment bridge and tail shield movement pedal, the section of jurisdiction above and below completion in the case where not removing pipeline
It is assembled.The rectangle shield machine that heals up has the advantages of compact-sized, tube coupling is assembled rapid, is built for the construction of modern municipal administration synthesis pipe gallery
If provide technical support.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 heals up shield machine for a kind of earth pressure balance rectangle of the present invention（Containing lower tube coupling）Schematic front view.
Fig. 2 heals up shield machine for a kind of earth pressure balance rectangle of the present invention（Containing upper tube coupling）Schematic front view.
Fig. 3 heals up shield machine schematic top plan view for a kind of earth pressure balance rectangle of the present invention.
Fig. 4 is the cutter head structure form schematic diagram of the present invention.
Fig. 5 is middle shield section-jacking equipment bridge schematic diagram of the present invention.
Tail shield section-pipe bending cylinder that Fig. 6 is the present invention arranges schematic diagram.
Fig. 7 is tube coupling section-rear supporting arrangement schematic diagram of the present invention.
Fig. 8 is the jacking equipment bridge schematic diagram of the present invention.
Fig. 9 is Fig. 8 A-A sectional views.
Figure 10 is Fig. 8 side-looking direction schematic diagram.
Figure 11 is the tail shield mobile platform schematic diagram of the present invention.
Figure 12 is Figure 11 overlook direction schematic diagram.
Figure 13 is Figure 11 A-A sectional views.
Wherein, 1. drive system；2. shield body system；3. anterior shield；Before 301. anterior shields；After 302. anterior shields；Shield in 4.；
In 401. before shield；In 402. after shield；403. main top oil cylinder pushing tow bearings；404. jacking equipment bridge fixed seats；5. tail shield；501.
Pipe bending cylinder support；502. tail shields move pedal；5021. conveying track；5022. rotary oil cylinder lift span；5023. tail shields move
Dynamic pedal rear end portion；503. fix bottom plate；6. shield body system；601. correction oil cylinder；602. pull oil cylinder；603. pushing tows oil
Cylinder；7. dreg removing system；701. conveying worm；702. dregs delivery pumps；8. pipe sheet assembling dolly；9. section of jurisdiction rotating device；
10. jacking equipment bridge；11. trailer；12. lower section of jurisdiction；Section of jurisdiction on 13..
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of protection of the invention.
Earth pressure balance rectangle of the present invention heals up shield machine, including cutting system 1, in addition to drive system 2, shield body system 6,
Dreg removing system 7, pipe sheet assembling dolly 8, section of jurisdiction rotating device 9, section of jurisdiction travelling bogie, lift equipment bridge 10 and trailer 11, institute
State cutting system 1 and drive system 2 is installed in shield body system 6, cutting system 1 is located at the front end of shield body system 6, drive system 2
Cutting system 1 is driven to operate, the body refuse that cutting system 1 is cut is discharged by dreg removing system 7, and section of jurisdiction travelling bogie transports section of jurisdiction
Transport in shield body system 6, after being rotated by section of jurisdiction rotating device 9, pipe sheet assembling dolly 8 carries out section of jurisdiction installation, the liter
The one end of drop formula equipment bridge 10 is connected with shield body system, and the other end is connected with trailer 11, and the lift equipment bridge 10 is in section of jurisdiction
Assembled dolly 8 carries out accommodation when assembled, and sufficient space is reserved for pipe sheet assembling.
The rectangular in cross-section of the shield body system 6, shield body system include anterior shield 3, middle shield 4, tail shield 5, correction oil cylinder 601,
Oil cylinder 602 and pipe bending cylinder 603 are pulled, anterior shield 3, middle shield 4 and tail shield 5 are front and rear to be set, and passes through correction between anterior shield 3 and middle shield 4
Oil cylinder 601 connects, and is connected between middle shield 4 and tail shield 5 using dragging oil cylinder 602.
The anterior shield 3 is included before anterior shield 302 after 301 and anterior shield, before anterior shield 301 and anterior shield after 302 tightly coupled by bolt；
The middle shield 4 is included before middle shield 402 after 401 and middle shield, before middle shield 401 and middle shield after 402 coupled by bolt pine, in middle shield 4
On there also is provided main top oil cylinder pushing tow bearing 403 and jacking equipment bridge fixed seat 404.
The tail shield 5 includes the pipe bending cylinder support 501 arranged up and down, the two pipe bending cylinder supports 501 arranged up and down
Centre reserve up and down pipe sheet assembling space, shield body lower disposed have tail shield move pedal 502, meet section of jurisdiction be transported by and
It is assembled.Tail shield movement pedal 502 top is provided with conveying track 5021, rotation oil is left among tail shield movement pedal 502
Cylinder lift span 5022, tail shield movement pedal rear end portion 5023 are connected with pipe bending cylinder 603, and tail shield movement pedal 502 can be in pushing tow
Moved forward and backward in the presence of oil cylinder 603 on fixed bottom plate 503 along tunnel axis direction.
The cutting system 1 includes seven spoke wheels, and seven cutterheads are divided into large, medium and small three models, large size cutterhead
Quantity is one, and the quantity of medium size cutterhead is four, and the quantity of small size cutterhead is two, and seven cutterheads exist in parallel-axis type three
Preceding four posterior modes arrange, wherein large size cutterhead and two medium size cutterheads is preceding, and remaining cutterhead is in rear, cutterhead arrangement form
Suitable for the square-section operating mode that length-width ratio x is larger, specifically 3:2 ＜ x ＜ 2:In the range of 1.Seven spokes arranged after four before three
Bar formula cutterhead, the bigger square-section operating mode of length and width can be achieved and excavate.
The dreg removing system 7 includes conveying worm 701 and dregs delivery pump 702, conveying worm 701 and dregs conveying
The phase cooperation of pump 702 realizes dregs long distance delivery in tunnel；The conveying worm 701 is shaft type conveying worm；Institute
State dregs delivery pump 702 and make native pump for three telescoping cylinders, it is real for dregs to be pumped to the slag car of the rear afterbody of supporting trailer 11
Dregs long distance delivery in existing tunnel.
Due to including numerous hydra-electric pipelines in shield machine, when pipeline is dismounted caused by pipe sheet assembling to save
Between, lift equipment bridge 10 is designed with, lift equipment bridge 10 can carry pipeline and move up and down adjustment so as to ensure that section of jurisdiction rotates
Assembled process is not interfered by pipeline, and saves the step of being dismounted to pipeline.
The lift equipment bridge 10 includes the first oil cylinder 1001, guide rail column 1002, slide rail 1003, movable pulley 1004, led
Chain 1005, lift beam 1006, the cylinder of the first oil cylinder 1001 are connected with guide rail column 1002, and cylinder rod is connected with slide rail 1003,
Cylinder rod can drive slide rail 1003 to be moved up and down in guide rail column 1002；The both ends of lift beam 1006 are disposed with guide wheel 1007,
Guide wheel 1007 is installed in slide rail 1003 and can moved up and down, and the both sides of lift beam 1006 are provided with suspension discharge pipe 1008, cable
1009 and support 1010；Movable pulley 1004 is fixed on the upside of slide rail 1003, and guide chain 1005 is around the one end of movable pulley 1005 connection the
The cylinder of one oil cylinder 1001, guide chain other end connection lift beam guide wheel 1007, drives slide rail 1003 to move one times of position in oil cylinder 1001
During shifting, guide chain 1005 passively lifting or decentralization 1,006 2 times of displacements of lift beam are realized, lift equipment bridge 10 is rear supporting more piece
While trailer 11 provides tractive force, the time of pipeline dismounting when rotating vacating space for section of jurisdiction, and saving pipe sheet assembling.
The section of jurisdiction travelling bogie is bolt connection pipe type wheel to group.
The section of jurisdiction rotating device 9 is used to carry out pose adjustment to section of jurisdiction.
The pipe sheet assembling dolly 8 is the assembled action such as hydraulic-driven, snatch, jacking, fine setting for realizing section of jurisdiction.
A kind of earth pressure balance rectangle of the present invention heals up the pipe sheet assembling method of shield machine, and the pipe sheet assembling method is specific
For：
A. pipe sheet assembling is descended：
Lift equipment bridge 10 rises to extreme higher position；
Tail shield movement pedal 502 extend out to rearmost end；
Travelling bogie transports lower tube coupling 12 to rotation position；
Lower section of jurisdiction 12 is jacked and is rotated by 90 ° by section of jurisdiction rotating device 9；
Section of jurisdiction rotating device 9 is withdrawn, and lower section of jurisdiction 12 is lifted and is moved to assembled position by pipe sheet assembling dolly 8；
Tail shield movement pedal 502 is retracted to the front end of tail shield 5, for lower 12 assembled vacating space of section of jurisdiction；
Lower section of jurisdiction 12 is put into assembled position by pipe sheet assembling dolly 8, connects segment bolt；
Tail shield movement pedal 502 stretches out again holds out against lower section of jurisdiction 12, and it is assembled to complete lower section of jurisdiction 12.
B. upper pipe sheet assembling
Jacking equipment bridge 10 is down to most bottom position；
Travelling bogie transports upper tube coupling 13 to rotation position；
Upper section of jurisdiction 13 is jacked and is rotated by 90 ° by section of jurisdiction rotating device 9；
Section of jurisdiction rotating device 9 is withdrawn, and upper section of jurisdiction 13 is jacked and is moved to assembled position by pipe sheet assembling dolly 8；
The top pipe bending cylinder 603 of tail shield 5 is retracted, for upper 13 assembled vacating space of section of jurisdiction；
Upper section of jurisdiction 13 is put into assembled position by pipe sheet assembling dolly 8, connects segment bolt；
The top pipe bending cylinder 603 of tail shield 5, which stretches out, holds out against section of jurisdiction 13, and section of jurisdiction 13 is assembled in completion.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
- Shield machine, including cutting system 1. a kind of earth pressure balance rectangle heals up（1）, it is characterised in that：Also include drive system （2）, shield body system（6）, dreg removing system（7）, pipe sheet assembling dolly（8）, section of jurisdiction rotating device（9）, section of jurisdiction travelling bogie, lifting Formula equipment bridge（10）And trailer（11）, the cutting system（1）And drive system（2）It is installed on shield body system（6）On, cutting system System（1）Positioned at shield body system（6）Front end, drive system（2）Drive cutting system（1）Operating, cutting system（1）The mud cut Slag passes through dreg removing system（7）Discharge, section of jurisdiction travelling bogie transport section of jurisdiction to shield body system（6）It is interior, pass through section of jurisdiction rotating device （9）After being rotated, pipe sheet assembling dolly（8）Carry out section of jurisdiction installation, the lift equipment bridge（10）One end and shield body system It is connected, the other end and trailer（11）It is connected, the lift equipment bridge（10）In pipe sheet assembling dolly（8）Fitted when assembled Answering property is adjusted, and sufficient space, the lift equipment bridge are reserved for pipe sheet assembling（10）Including the first oil cylinder（1001）, guide rail Post（1002）, slide rail（1003）, movable pulley（1004）, guide chain（1005）, lift beam（1006）, first oil cylinder（1001）Cylinder Body and guide rail column（1002）It is connected, cylinder rod and slide rail（1003）It is connected, cylinder rod can drive slide rail（1003）In guide rail column （1002）Inside move up and down；The lift beam（1006）Both ends are disposed with guide wheel（1007）, guide wheel（1007）It is installed on slide rail （1003）It is interior to move up and down, lift beam（1006）Both sides are provided with suspension discharge pipe（1008）, cable（1009）And support （1010）；Movable pulley（1004）It is fixed on slide rail（1003）Upside, guide chain（1005）Around movable pulley（1005）One end connection the One oil cylinder（1001）Cylinder, guide chain other end connection lift beam guide wheel（1007）, in oil cylinder（1001）Drive slide rail（1003）Move When moving one times of displacement, guide chain is realized（1005）Passive lifting or decentralization lift beam（1006）Two times of displacements, lift equipment bridge （10）For rear supporting more piece trailer（11）While tractive force is provided, when rotating vacating space for section of jurisdiction, and saving pipe sheet assembling The time that pipeline is removed, the cutting system（1）Including seven spoke wheels, seven cutterheads are divided into large, medium and small three models, The quantity of large size cutterhead is one, and the quantity of medium size cutterhead is four, and the quantity of small size cutterhead is two, and seven cutterheads are in parallel Shaft type three arranges in preceding four posterior modes, and wherein large size cutterhead and two medium size cutterheads is preceding, and remaining cutterhead is in rear, knife Disk arrangement form is applied to the larger square-section operating modes of length-width ratio x, specifically 3:2 ＜ x ＜ 2:In the range of 1.
- The shield machine 2. earth pressure balance rectangle according to claim 1 heals up, it is characterised in that：The shield body system（6）'s Rectangular in cross-section, shield body system include anterior shield（3）, middle shield（4）, tail shield（5）, correction oil cylinder（601）, pull oil cylinder（602）With Pipe bending cylinder（603）, anterior shield（3）, middle shield（4）With tail shield（5）Front and rear setting, anterior shield（3）With middle shield（4）Between pass through rectify a deviation oil Cylinder（601）Connection, middle shield（4）With tail shield（5）Between using pull oil cylinder（602）Connection.
- The shield machine 3. earth pressure balance rectangle according to claim 2 heals up, it is characterised in that：The anterior shield（3）Including preceding Before shield（301）After anterior shield（302）, before anterior shield（301）After anterior shield（302）Tightly coupled by bolt；The middle shield（4）Including Before middle shield（401）After middle shield（402）, before middle shield（401）After middle shield（402）Coupled by bolt pine, in middle shield（4）It is upper to go back It is disposed with main top oil cylinder pushing tow bearing（403）With jacking equipment bridge fixed seat（404）.
- The shield machine 4. earth pressure balance rectangle according to claim 2 heals up, it is characterised in that：The tail shield（5）Including upper The pipe bending cylinder support of lower arrangement（501）, two pipe bending cylinder supports arranging up and down（501）Between reserve up and down pipe sheet assembling Space, there is tail shield to move pedal in tail shield lower disposed（502）, meet that section of jurisdiction is transported by and assembled.
- The shield machine 5. earth pressure balance rectangle according to claim 4 heals up, it is characterised in that：Pedal is moved in tail shield （502）Top is provided with conveying track（5021）, pedal is moved in tail shield（502）Leave rotary oil cylinder lift span in centre （5022）, tail shield movement pedal rear end portion（5023）With pipe bending cylinder（603）Connection, tail shield movement pedal（502）Can be in pushing tow Oil cylinder（603）In the presence of in fixed bottom plate（503）On moved forward and backward along tunnel axis direction.
- The shield machine 6. earth pressure balance rectangle according to claim 1 heals up, it is characterised in that：The dreg removing system（7）Bag Include conveying worm（701）With dregs delivery pump（702）, conveying worm（701）With dregs delivery pump（702）Phase cooperation Realize dregs long distance delivery in tunnel；The conveying worm（701）For shaft type conveying worm；The dregs delivery pump （702）Native pump is made for three telescoping cylinders, for dregs to be pumped into rear supporting trailer（11）The slag car of afterbody, is realized in tunnel Dregs long distance delivery.
- The shield machine 7. earth pressure balance rectangle according to claim 1 heals up, it is characterised in that：The section of jurisdiction travelling bogie is Bolt connection pipe type wheel is to group, the section of jurisdiction rotating device（9）Pose adjustment, the pipe sheet assembling dolly can be carried out to section of jurisdiction （8）For hydraulic-driven, the assembled action of snatch, jacking, fine setting of section of jurisdiction can be achieved.
- The pipe sheet assembling method of shield machine 8. earth pressure balance rectangle according to claim 1 heals up, it is characterised in that：It is described Pipe sheet assembling method is specially：A. pipe sheet assembling is descended：1. lift equipment bridge（10）Rise to extreme higher position；2. tail shield moves pedal（502）It extend out to rearmost end；3. travelling bogie is by lower tube coupling（12）Transport to rotation position；4. section of jurisdiction rotating device（9）By lower section of jurisdiction（12）Jack and be rotated by 90 °；5. section of jurisdiction rotating device（9）Withdraw, pipe sheet assembling dolly（8）By lower section of jurisdiction（12）Lift and be moved to assembled position；6. tail shield moves pedal（502）It is retracted to tail shield（5）Front end, for lower section of jurisdiction（12）Assembled vacating space；7. pipe sheet assembling dolly（8）By lower section of jurisdiction（12）Assembled position is put into, connects segment bolt；8. tail shield moves pedal（502）Stretch out again and hold out against lower section of jurisdiction（12）, complete lower section of jurisdiction（12）It is assembled；B. upper pipe sheet assembling1. jacking equipment bridge（10）It is down to most bottom position；2. travelling bogie is by upper tube coupling（13）Transport to rotation position；3. section of jurisdiction rotating device（9）By upper section of jurisdiction（13）Jack and be rotated by 90 °；4. section of jurisdiction rotating device（9）Withdraw, pipe sheet assembling dolly（8）By upper section of jurisdiction（13）Jack and be moved to assembled position；5. tail shield（5）Top pipe bending cylinder（603）Retract, for upper section of jurisdiction（13）Assembled vacating space；6. pipe sheet assembling dolly（8）By upper section of jurisdiction（13）Assembled position is put into, connects segment bolt；7. tail shield（5）Top pipe bending cylinder（603）Stretching holds out against section of jurisdiction（13）, section of jurisdiction in completion（13）It is assembled.
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| CN201710318520.0A CN106979014B (en) | 2017-05-08 | 2017-05-08 | Earth pressure balance rectangle heals up Suporting structure and construction |
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| CN201710318520.0A CN106979014B (en) | 2017-05-08 | 2017-05-08 | Earth pressure balance rectangle heals up Suporting structure and construction |
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| CN106979014B true CN106979014B (en) | 2018-03-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108060933A (en) * | 2018-01-22 | 2018-05-22 | 中铁工程装备集团有限公司 | A kind of shield formula tunnel duct piece quick-assembling equipment and lining methods |
| CN108086992B (en) * | 2018-01-25 | 2024-02-27 | 上海力行工程技术发展有限公司 | Pumping and soil discharging system for underground construction |
| CN114109418A (en) * | 2021-11-22 | 2022-03-01 | 中铁二十四局集团安徽工程有限公司 | Rectangular Pipe Jacking Machine |
| CN116220708B (en) * | 2023-04-28 | 2023-07-25 | 北京建工土木工程有限公司 | Jacking operation platform and construction method thereof |
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