CN110195591A - A kind of method that equipment is missed the stop in disassembled shield machine dismantling and its dismantling is missed the stop - Google Patents
A kind of method that equipment is missed the stop in disassembled shield machine dismantling and its dismantling is missed the stop Download PDFInfo
- Publication number
- CN110195591A CN110195591A CN201910333753.7A CN201910333753A CN110195591A CN 110195591 A CN110195591 A CN 110195591A CN 201910333753 A CN201910333753 A CN 201910333753A CN 110195591 A CN110195591 A CN 110195591A
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- shield machine
- shield
- platform
- flexural pivot
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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
-
- 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
- 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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- 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
Equipment is missed the stop the invention discloses a kind of disassembled shield machine dismantling and its dismantling is missed the stop method, feature be include assembled technique on shield machine's station-crossing platform and shield machine transfer, assembled technique on shield machine's station-crossing platform includes that the No.1 of horizontal welding integrally connected divides platform, No. two points of platforms, No. three points of platforms and No. four points of platforms；No.1 divides platform for placing cutter head of shield machine, No. two points of platforms are for placing shield machine anterior shield, No. three points of platforms are for placing shield in shield machine, No. four points of platforms are for placing shield machine shield tail, shield machine transfer includes the flexural pivot upper cover plate and flexural pivot lower cover plate that the lid in No. two points of platforms closes connection and is rotatably assorted, four class thrustors pass sequentially through flexural pivot top board, high-strength press compression apparatus pushes flexural pivot upper cover plate and flexural pivot lower cover plate, flexural pivot upper cover plate and flexural pivot lower cover plate is set to reinforce collar tie beam slide downward along square shape, advantage is can to realize to transport in small space after dismantling turns to by the shield machine after dismantling to miss the stop, the construction safety that misses the stop is efficient.
Description
Technical field
The present invention relates to tunnel construction field, especially a kind of disassembled shield machine dismantling, which is missed the stop, equips and its misses the stop
Method.
Background technique
Shield method is the main engineering method of urban track traffic tunnel construction, has obtained large-scale application at present.City
There are a large amount of route transfer node in rail traffic, different line constructions, operation have the biggish time difference sometimes, therefore
Afterwards construction tunnel construction can only formerly construct transfer point reserved space in complete.Often there is station without pre- in reality construction
The problem of headroom deficiency is reserved in staying hole for hoist, standing.Next running tunnel will be carried out by completing previous running tunnel when shield driving
When driving, conventional method is to implement outer miss the stop in station after hanging out shield machine from hole for hoist then to lift from next tunnel starting well again
Lower installation is hung in hole, or takes the mode missed the stop in integral translation station, as " a kind of shield is missed the stop originates translation construction work to patent
Skill " described in application number CN201410427187.3, but this method need to guarantee that the space at station meets technique on shield machine's station-crossing demand.When certain
A little special joint stations without reserved hole for hoist cause shield be difficult to it is whole hang out it is whole miss the stop, stand in headroom deficiency lead to not reality
Existing complete machine translating station-crossing.Shield machine figure is huge, and weigh hundreds of tons, and moving operation is difficult.
Summary of the invention
Shield machine after dismantling can be realized after dismantling turns to technical problem to be solved by the invention is to provide a kind of
The disassembled shield machine that the interior transport of small space is missed the stop, which is disassembled, to miss the stop equipment and its disassembles method of missing the stop, and this method, which misses the stop to construct, pacifies
Entirely, efficiently, suitable for different small spaces.
The dress the technical scheme of the invention to solve the technical problem is: a kind of disassembled shield machine dismantling is missed the stop
It is standby, including assembled technique on shield machine's station-crossing platform and shield machine transfer, the assembled technique on shield machine's station-crossing platform includes water
The No.1 of flat integrally connected divides platform, No. two points of platforms, No. three points of platforms and No. four points of platforms；
The No.1 divides platform for placing cutter head of shield machine, including No.1 platform grill-shaped flat base, four a kind of people
A kind of thrustor of font bracket, four 1 font brackets of one kind and two, the No.1 platform grill-shaped flat base is by two
The lateral girder steel of one kind that road is parallel to each other and the six longitudinal girder steels of one kind between the lateral girder steel 18 of one kind described in twice
It surrounds, a kind of herringbone bracket and the 1 font bracket of one kind are welded on the No.1 platform grill-shaped and put down
The surrounding of face pedestal, the 1 font bracket of one kind are located at the inner end end of a kind of herringbone bracket and one-to-one correspondence,
The lower arcuate surface of the cutter head of shield machine is bonded with a kind of herringbone bracket and the 1 font bracket of one kind respectively
It abuts, a kind of thrustor, which is symmetrically welded at, is divided to a kind of herringbone support described in two of platform close to described No. two
On frame；
No. two points of platforms are for placing shield machine anterior shield, including welding with the No.1 platform grill-shaped flat base
No. two platform grill-shaped flat bases, the four two class herringbone brackets, four two classes, 1 font brackets, two two class tops of connection
Pushing device, twice one kind reaction plate, twice one kind locating rod and a square shape reinforce collar tie beam, No. two platform grill-shapeds
The two class transverse direction girder steels and six that flat base is parallel to each other as twice are located between two class transverse direction girder steels described in twice
Two class longitudinal direction girder steels surround, and the two class herringbone brackets and two classes, the 1 font bracket are welded on described No. two
The surrounding of platform grill-shaped flat base, two classes, the 1 font bracket be correspondingly positioned at one described in two class herringbone brackets
Inner end end and one-to-one correspondence, the lower arcuate surface of the shield machine anterior shield respectively with the two class herringbone brackets and institute
Two classes, the 1 font bracket fitting stated abuts, and the two class thrustors are symmetrically welded at close to No. three points of platforms
On two class herringbone brackets described in two, a kind of reaction plate it is parallel and described with the two class longitudinal direction girder steels one
Class reaction plate be fixed on two described between two class herringbone brackets, a kind of locating rod is welded on the two class people
On font bracket, the anterior shield being provided at the top of a kind of locating rod for being located by connecting with the shield machine anterior shield is fixed
Position hole, the square shape are reinforced collar tie beam and are welded among two class transverse direction girder steels described in twice；
No. three points of platforms are for placing shield in shield machine, including welding with No. two platform grill-shaped flat bases
No. three platform grill-shaped flat bases, four three classes herringbone brackets, four 1 font brackets of three classes and the two three classes tops of connection
Pushing device, the three classes transverse direction girder steel and six that No. three platform grill-shaped flat bases are parallel to each other by twice are located at two
Three classes longitudinal direction girder steel between three classes transverse direction girder steel described in road surrounds, the three classes herringbone bracket and the three classes 1
Font bracket is welded on the surrounding of No. three platform grill-shaped flat bases, and the 1 font bracket of three classes is located at institute
The inner end end of the three classes herringbone bracket stated and one-to-one correspondence, in the shield machine lower arcuate surface of shield respectively with it is described
Three classes herringbone bracket and the 1 font bracket of three classes fitting abut, and the three classes thrustor is respectively welded at close
Described No. four are divided on three classes herringbone bracket described in two of platform；
No. four points of platforms are for placing shield machine shield tail, including welding with No. three platform grill-shaped flat bases
No. four platform grill-shaped flat bases, six four class herringbone brackets, six four classes, 1 font brackets and two class of twice of connection are fixed
Position bar, No. four platform grill-shaped flat bases by three be parallel to each other and four class transverse direction girder steels of equidistantly distributed and
It is surrounded with the four class longitudinal direction girder steel right-angled intersections that six are parallel to each other, the four class herringbone brackets and four classes, 1 word
Shape bracket is welded on No. four platform grill-shaped flat bases, and the four class herringbone brackets are evenly equipped with along longitudinal direction
Three and transversely symmetrical, four classes, the 1 font bracket be located at the inner end end of the four class herringbone brackets and
Correspond, the lower arcuate surface of the shield machine shield tail respectively with the four class herringbone brackets and four classes, 1 word
The fitting of shape bracket abuts, and the two class locating rods are welded on the four class herringbone brackets, the two class locating rods
Top be provided with the shield tail location hole for being located by connecting with the shield machine shield tail；
The shield machine transfer includes the flexural pivot upper cover plate and flexural pivot lower cover reinforced in collar tie beam positioned at the square shape
Plate, the flexural pivot upper cover plate close connection with the flexural pivot lower cover plate lid and are rotatably assorted, the top of the flexural pivot upper cover plate
Face is welded with flexural pivot top board, between the lower surface of the flexural pivot top board and each two class longitudinal direction girder steels and institute
High-intensitive compression is respectively arranged between the lower surface for the flexural pivot top board stated and the frame of square shape reinforcing collar tie beam to fill
It sets, the upper surface both ends of the flexural pivot top board are symmetrically arranged with the four class pushing tows for compressing the high-strength compression set
Device is fixed at the top of the four class thrustors on a kind of reaction plate.Four class thrustors pass sequentially through ball
Top board, high-strength press compression apparatus pushing flexural pivot upper cover plate and flexural pivot lower cover plate are cut with scissors, flexural pivot upper cover plate and flexural pivot lower cover plate edge are made
Square shape reinforce collar tie beam slide downward, after four class thrustor pressure of removal, flexural pivot upper cover plate and flexural pivot lower cover plate can be with
Flexural pivot top board moves up and upward sliding.
Preferably, the bottom surface of the flexural pivot upper cover plate is provided with flexural pivot dome, and the top surface of the flexural pivot lower cover plate is set
It is equipped with the flexural pivot groove with flexural pivot dome cooperation rotation, the flexural pivot groove is provided centrally with flexural pivot shaft, institute
The flexural pivot lower cover plate stated can be relatively rotated around the flexural pivot shaft, and the flexural pivot dome is provided centrally with and the ball
Cut with scissors the flexural pivot rotary axis groove of shaft inlay card cooperation.
Preferably, the flexural pivot shaft is in T font, and the flexural pivot rotary axis groove is in T font.It avoids shedding pressure flexural pivot
Upper cover plate and flexural pivot lower cover plate are separated from each other.
Preferably, between the flexural pivot dome and the flexural pivot groove and the flexural pivot shaft and the ball
The anti-friction agent for reducing rotation friction is coated between hinge rotary axis groove.
Preferably, the lateral girder steel of described one kind, the two class transverse direction girder steels, the three classes transverse direction girder steel and described
Four class transverse direction girder steels bottom be provided with for the rectangular recess being used cooperatively with rail that misses the stop.In technique on shield machine's station-crossing
Rectangular recess can be placed on rail, and shield machine is made to miss the stop along rail sliding.
Preferably, a kind of thrustor, the two class thrustors, the three classes thrustor and described
Four class thrustors be telescopic hydraulic servo jack, the high-strength compression set is to be welded with washer up and down
The high strong spring of plate.
Preferably, the cutter head of shield machine, the shield machine anterior shield, shield and the shield in the shield machine
Machine shield tail successively welds and forms shield machine, the longitudinal size of the No.1 platform grill-shaped flat base and the longitudinal direction
Size is consistent, the longitudinal size one of the longitudinal size of No. two platform grill-shaped flat bases and the shield machine anterior shield
It causes, the longitudinal size of No. three platform grill-shaped flat bases is consistent with the longitudinal size of shield in the shield machine, institute
The longitudinal size for No. four platform grill-shaped flat bases stated is consistent with the shield machine shield tail longitudinal size.
It is missed the stop using above-mentioned disassembled shield machine dismantling and equips the method that the disassembled shield machine dismantling of progress is missed the stop, including with
Lower step:
(1) shield host recruitment welding equipment connects: the shield machine of required welding includes 8 lifting ears with tooling, wherein respectively in shield
Block top surface two sides on machine knife disk, block top surface two sides on shield machine anterior shield, block top surface two sides on shield in shield machine, in shield machine shield tail
Block top surface two sides are respectively arranged 2；6 jacking pedestals, wherein shield two sides, shield in shield machine anterior shield two sides, shield machine respectively
Machine shield tail two sides are respectively arranged 2；4 chucking lugs are symmetrically arranged at shield machine anterior shield and shield machine shield tail two sides；
(2) measurement and positioning is laid with assembled technique on shield machine's station-crossing platform and shield machine transfer: in conjunction with end well bulk,
Technique on shield machine's station-crossing steel rail laying position determines shield machine steering position, is accurately positioned by measurement and in shield machine steering, translation
Position is laid with assembled technique on shield machine's station-crossing platform and shield machine transfer；
(3) accurate positioning of shield machine and assembled technique on shield machine's station-crossing platform is fixed: being placed in water using 6 hydraulic jack one end
Withstand jacking pedestal, synchronization of jacking up shield machine, after shield machine is jacked certain altitude, by assembled shield machine mistake in plane earth one end
Platform is moved under shield machine, constantly finely tunes the position of assembled technique on shield machine's station-crossing platform, until being welded on shield machine anterior shield
On chucking lug on hole be aligned with the anterior shield location hole in a kind of locating rod of assembled technique on shield machine's station-crossing platform, weld simultaneously
The shield tail connect in the two class locating rods that the hole on the chucking lug on shield tail shield crosses platform 1 with assembled shield positions
Hole alignment, plugs bolt respectively, each herringbone bracket that shield machine crosses platform 1 with assembled shield is welded and fixed；
(4) shield machine is disassembled: due to, there are card slot, being needed between shield machine part by cutter head of shield machine, shield machine anterior shield, shield
Carry out the dismantling of upper and lower block in structure machine after shield and shield machine shield tail overall separation again, cutting No.1 divides platform, No. two points of platforms, three
Welding body number between point platform and No. four points of platforms, synchronous averaging one kind thrustor, two class thrustors and three classes pushing tow
Device, make cutter head of shield machine, shield machine anterior shield, in shield machine between shield and shield machine shield tail as No.1 divides platform, No. two points
The cutting of platform, No. three points of platforms and No. four points of platforms separates one by one, by loop wheel machine, lifts ear for cutter head of shield machine, shield machine
Shield and the block up and down of shield machine shield tail carry out dismantling separation in anterior shield, shield machine；
(5) shield machine assembles: carrying out shield machine assembling according to station；
(6) shield machine translation, steering positioning: make shield machine with assembly by jack pushing tow assembled technique on shield machine's station-crossing platform
Formula technique on shield machine's station-crossing platform slides on the rail for be coated with anti-friction agent, by fine tuning until by flexural pivot upper cover plate and flexural pivot lower cover
Plate lid closes the flexural pivot face square shape to be formed and reinforces collar tie beam；Start four class thrustors and push flexural pivot, makes flexural pivot upper cover plate inlay card
It is reinforced in collar tie beam in square shape, flexural pivot lower cover plate is embedded just below below square shape reinforcing collar tie beam and fixes not in the rectangular hole of steel plate
It is dynamic, assembled technique on shield machine's station-crossing platform is pushed by jack, makes assembled technique on shield machine's station-crossing platform in the band of flexural pivot upper cover plate
It is rotated under dynamic around flexural pivot shaft and realizes that shield machine turns to, shield machine is moved to by pre-determined bit by jack again after the completion of turning to
It sets；
(7) shield machine translating station-crossing: shield machine is placed on rail together with assembled technique on shield machine's station-crossing platform, wherein rail is lucky
It is placed in rectangular recess, guarantees that assembled technique on shield machine's station-crossing platform slides along rail, pass through pushing tow jack pushing tow weldering of missing the stop
Connect on rail it is rear lean on, so that shield machine is missed the stop together with assembled technique on shield machine's station-crossing platform along rail sliding；
(8) shield machine assembles: each component of the shield machine after missing the stop being carried out tissue welding, that is, completes disassembled shield machine and disassembled
It stands.
Compared with the prior art, the advantages of the present invention are as follows:
1, a kind of locating rod and two class locating rods are set, guarantee that essence can be achieved between shield machine and assembled technique on shield machine's station-crossing platform
Determine position, the dismounting for subsequent point of platform provides basis；
2, assembled technique on shield machine's station-crossing platform can be divided into four points of platforms, four points of platforms can any combination, while four points are flat
Platform longitudinal size is consistent with cutter head of shield machine, anterior shield, middle shield, shield tail size, can carry out group according to the size at station when making to miss the stop
It closes, meets and accelerate effect under the premise of missing the stop requirement.
3, shield machine transfer is provided with, it can be achieved that shield machine is with assembled technique on shield machine's station-crossing platform safety, efficient, essence
Standard turns to, while shield machine transfer can push resiliently, reduces to assembled technique on shield machine's station-crossing podium level direction sky
Between weakening.
4, each lateral girder steel bottom is provided with rectangular recess, and in technique on shield machine's station-crossing, rectangular recess can be placed on rail, be made
Shield machine misses the stop along rail sliding, ensure that the stability of technique on shield machine's station-crossing and the accuracy in direction.
5, the equipment that misses the stop is disassembled for special disassembled shield machine and disassembled shield machine of the invention propose needle
Method of missing the stop is disassembled to the shield machine of property.
Detailed description of the invention
Fig. 1 is the assembled technique on shield machine's station-crossing platform schematic diagram that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 2 is shield machine and the stacked signal of assembled technique on shield machine's station-crossing platform that the disassembled shield of the present invention disassembles the equipment that misses the stop
Figure；
Fig. 3 is that the No.1 that disassembled shield of the invention disassembles the equipment that misses the stop divides platform schematic diagram；
Fig. 4 is No. two points of platform schematic diagrames that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 5 is No. three points of platform schematic diagrames that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 6 is No. four points of platform schematic diagrames that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 7 is the shield machine transfer structural schematic diagram that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 8 is the symmetrical schematic cross-sectional view for the shield machine transfer that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Fig. 9 is the flexural pivot upper cover plate structural schematic diagram that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Figure 10 is the flexural pivot lower cover plate structural schematic diagram that the disassembled shield of the present invention disassembles the equipment that misses the stop；
Figure 11 is that the shield host recruitment welding equipment that disassembled shield machine of the invention disassembles method of missing the stop connects schematic diagram；
Schematic diagram after Figure 12 disassembles for the shield machine that the disassembled shield machine of the present invention disassembles method of missing the stop；
Figure 13 is the shield machine assembling schematic diagram that the disassembled shield machine of the present invention disassembles method of missing the stop；
Figure 14 is the shield machine translating station-crossing schematic diagram that the disassembled shield machine of the present invention disassembles method of missing the stop；It is respectively marked such as in figure
Under:
1- assembled technique on shield machine's station-crossing platform,
11- No.1 divides platform: a kind of 1 font of 111- No.1 platform grill-shaped flat base, 112- one kind herringbone bracket, 113-
A kind of lateral girder steel of bracket, 114- one kind thrustor, 115-, a kind of longitudinal girder steel of 116-；
No. bis- points of platforms of 12-: No. bis- platform grill-shaped flat bases of 121-, bis- class herringbone bracket of 122-, bis- class of 123-, 1 font
Bracket, bis- class thrustor of 124-, 125- one kind reaction plate, 126- one kind locating rod, 127- square shape reinforce collar tie beam, 128- bis-
Class transverse direction girder steel, bis- class longitudinal direction girder steel of 129-, 120- anterior shield location hole；
No. tri- points of platforms of 13-: No. tri- platform grill-shaped flat bases of 131-, 132- three classes herringbone bracket, 1 font of 133- three classes
Bracket, 134- three classes thrustor, 135- three classes transverse direction girder steel, 136- three classes longitudinal direction girder steel；
No. tetra- points of platforms of 14-: No. tetra- platform grill-shaped flat bases of 141-, tetra- class herringbone bracket of 142-, tetra- class of 143-, 1 font
Bracket, bis- class locating rod of 144-, tetra- class transverse direction girder steel of 145-, tetra- class longitudinal direction girder steel of 146-, 147- shield tail location hole；
2- shield machine transfer, 21- flexural pivot upper cover plate, 22- flexural pivot lower cover plate, 23- flexural pivot top board；The compression of 24- high intensity
Device；Tetra- class thrustor of 25-, 26- flexural pivot dome, 27- flexural pivot groove, 28- flexural pivot shaft, 29- flexural pivot rotary axis groove；
3- shield machine, 31- cutter head of shield machine, 32- shield machine anterior shield, shield in 33- shield machine, 34- shield machine shield tail, 35- lifting
Ear, 36- jack pedestal, 37- chucking lug；
4- rail；
5- rectangular recess；
It is leaned on after 6-；
7- misses the stop pushing tow jack.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
Specific embodiment one
A kind of disassembled shield machine dismantling is missed the stop equipment, as depicted in figs. 1 and 2, including assembled technique on shield machine's station-crossing platform 1 and shield
Structure machine transfer 2, assembled technique on shield machine's station-crossing platform 1 include that the No.1 of horizontal integrally connected divides platform 11, No. two point platforms
12, No. three points of platforms 13 and No. four points of platforms 14；
As shown in figures 1 and 3, No.1 divides platform 11 for placing cutter head of shield machine 31, including No.1 platform grill-shaped plane bottom
111, four a kind of herringbone brackets of seat, 112, four one kind, 1 font bracket 113 and two a kind of thrustors 114, No.1 are flat
Platform grill-shaped flat base 111 is located at a kind of lateral girder steel of twice by the lateral girder steel 115 and six of one kind that twice are parallel to each other
The longitudinal girder steel 116 of one kind between 115 surrounds, and a kind of herringbone bracket 112 and a kind of 1 font bracket 113 are welded on No.1
The surrounding of platform grill-shaped flat base 111, a kind of 1 font bracket 113 be located at the inner end end of a kind of herringbone bracket 112 and
It corresponds, the lower arcuate surface of cutter head of shield machine 31 is bonded with a kind of herringbone bracket 112 and a kind of 1 font bracket 113 respectively
It abuts, a kind of thrustor 114 is symmetrically welded on two a kind of herringbone brackets 112 for being divided to platform 12 close to No. two；
Such as Fig. 1 and Fig. 4, No. two points of platforms 12 for placing shield machine anterior shield 32, including with No.1 platform grill-shaped flat base
111 122, four, two class herringbone bracket, two classes, the 1 font supports of No. two platform grill-shaped flat bases 121, four being welded to connect
123, two two class thrustors 124 of frame, twice one kind reaction plate 125, twice one kind locating rod 126 and a square shape are reinforced
Collar tie beam 127, No. two platform grill-shaped flat bases 121 are located at by the two class transverse direction girder steels 128 and six that twice are parallel to each other
Two class longitudinal direction girder steels 129 between two class transverse direction girder steel 128 of twice surround, 1 font bracket of two class herringbone brackets 122 and two classes
123 are welded on the surrounding of No. two platform grill-shaped flat bases 121, and two classes, 1 font bracket 123 is correspondingly positioned at a two class people
The inner end end of font bracket 122 and one-to-one correspondence, the lower arcuate surface of shield machine anterior shield 32 respectively with two class herringbone brackets 122
It is bonded and abuts with two classes, 1 font bracket 123, two class thrustors 124 are symmetrically welded at close No. three two two for being divided to platform 13
On class herringbone bracket 122, a kind of reaction plate 125 reaction plate 125 parallel and a kind of with two class longitudinal direction girder steels 128 is fixed on two
Between two class herringbone brackets 122, a kind of locating rod 126 is welded on two class herringbone brackets 122, a kind of locating rod 126
Top is provided with the anterior shield location hole 120 for being located by connecting with shield machine anterior shield 32, and square shape reinforces collar tie beam 127 and is welded on two
Among two class transverse direction girder steel 128 of road；
Such as Fig. 1 and Fig. 5, No. three points of platforms 13 for placing shield 33 in shield machine, including with No. two platform grill-shaped flat bases
121 132, four, three classes herringbone bracket, the 1 font supports of three classes of No. three platform grill-shaped flat bases 131, four being welded to connect
Frame 133 and two three classes thrustors 134, No. three platform grill-shaped flat bases 131 are lateral by the three classes that twice are parallel to each other
Girder steel 135 and the six three classes longitudinal direction girder steels 136 between twice three classes transverse direction girder steel 135 surround, three classes herringbone support
Frame 132 and 1 font bracket 133 of three classes are welded on the surrounding of No. three platform grill-shaped flat bases 131,1 font bracket of three classes
133 are located at the inner end end of three classes herringbone bracket 132 and one-to-one correspondence, in shield machine the lower arcuate surface of shield 33 respectively with three classes
Herringbone bracket 132 and the fitting of 1 font bracket 133 of three classes abut, and three classes thrustor 134 is respectively welded at flat close to No. four points
On two three classes herringbone brackets 132 of platform 14；
Such as Fig. 1 and Fig. 6, No. four points of platforms 14 for placing shield machine shield tail 34, including with No. three platform grill-shaped flat bases
131 142, six, four class herringbone bracket, four classes, the 1 font supports of No. four platform grill-shaped flat bases 141, six being welded to connect
Two class locating rod 144 of frame 143 and twice, No. four platform grill-shaped flat bases 141 are parallel to each other and equidistantly distributed by three
Four class transverse direction girder steels 145 and surrounded with four class longitudinal direction girder steels, 146 right-angled intersection that six are parallel to each other, four class herringbone supports
Frame 142 and four classes, 1 font bracket 143 are welded on No. four platform grill-shaped flat bases 141, four class herringbone brackets 142
There are three being evenly distributed with along longitudinal direction and transversely symmetrical, four classes, 1 font bracket 143 is located at the inner end of four class herringbone brackets 142
End and one-to-one correspondence, the lower arcuate surface of shield machine shield tail 34 respectively with 1 font bracket of four class herringbone brackets 142 and four classes
143 fittings abut, and two class locating rods 144 are welded on four class herringbone brackets 142, and the top of two class locating rods 144 is provided with
Shield tail location hole 147 for being located by connecting with shield machine shield tail 34；
As shown in Figure 7 and Figure 8, shield machine transfer 2 includes 21 He of flexural pivot upper cover plate reinforced in collar tie beam 127 positioned at square shape
Flexural pivot lower cover plate 22, flexural pivot upper cover plate 21 is covered with flexural pivot lower cover plate 22 to be closed connection and is rotatably assorted, the top surface of flexural pivot upper cover plate 21
It is welded with flexural pivot top board 23, is pressed between the lower surface of flexural pivot top board 23 and each two class longitudinal direction girder steel 129 and on flexural pivot
It is respectively arranged with high-strength press compression apparatus 24 between the lower surface of plate 23 and the frame of square shape reinforcing collar tie beam 127, is pressed on flexural pivot
The upper surface both ends of plate 23 are symmetrically arranged with the four class thrustors 25 for compressing high-strength compression set 24, four class thrustors
25 top is fixed on a kind of reaction plate 125.Four class thrustors 25 pass sequentially through flexural pivot top board 23, high-intensitive compression dress
24 pushing flexural pivot upper cover plates 21 and flexural pivot lower cover plate 22 are set, reinforces flexural pivot upper cover plate 21 and flexural pivot lower cover plate 22 along square shape
127 slide downward of collar tie beam, after four class thrustor of removal, 25 pressure, flexural pivot upper cover plate 21 and flexural pivot lower cover plate 22 can be with flexural pivots
Top board 23 moves up and upward sliding.
In this particular embodiment, as shown in Figure 9 and Figure 10, the bottom surface of flexural pivot upper cover plate 21 is provided with flexural pivot dome 26,
The top surface of flexural pivot lower cover plate 22 is provided with the center setting of flexural pivot groove 27 with the flexural pivot groove 27 of the cooperation rotation of flexural pivot dome 26
There is flexural pivot shaft 28, flexural pivot lower cover plate 22 can be relatively rotated around flexural pivot shaft 28, and center setting and the flexural pivot of flexural pivot dome 26 turn
The flexural pivot rotary axis groove 29 of 28 inlay card of axis cooperation.Flexural pivot shaft 28 is in T font, and flexural pivot rotary axis groove 29 is in T font.Flexural pivot dome 26 with
It is coated between flexural pivot groove 27 and between flexural pivot shaft 28 and flexural pivot rotary axis groove 29 for reducing subtracting for rotation friction
Rub agent.Anti-friction agent is preferably butter.
In this particular embodiment, as shown in figure 13, a kind of lateral girder steel 115, two class transverse direction girder steels 128, three classes are lateral
The bottom of girder steel 135 and four class transverse direction girder steels 145 be provided with for the rectangular recess 5 being used cooperatively with rail 4 that misses the stop.?
Rectangular recess 5 can be placed on rail 4 when shield machine 3 misses the stop, and shield machine 3 is made to miss the stop along the sliding of rail 4.A kind of thrustor
114, two class thrustors 124, three classes thrustor 134 and four class thrustors 25 are that telescopic hydraulic servo is very heavy
Top.High-strength compression set 24 is the high strong spring for being welded with upper and lower power transmission backing plate.
In this particular embodiment, as shown in Fig. 2, cutter head of shield machine 31, shield machine anterior shield 32, shield 33 and shield in shield machine
Structure machine shield tail 34 successively welds and forms shield machine 3, the longitudinal size of No.1 platform grill-shaped flat base 111 and longitudinal size
Unanimously；The longitudinal size of No. two platform grill-shaped flat bases 121 is consistent with the longitudinal size of shield machine anterior shield 32；No. three platforms
The longitudinal size of grill-shaped flat base 131 is consistent with the longitudinal size of shield 33 in shield machine；No. four platform grill-shaped plane bottoms
The longitudinal size of seat 141 is consistent with 34 longitudinal size of shield machine shield tail.Wherein No.1 divides point platform 12, three of platform 11, two
The mode that welding can also be used between platform 13 and No. four points of platforms 14 is divided to carry out any combination.
Specific embodiment two
It is a kind of to miss the stop what the disassembled shield machine dismantling of equipment progress was missed the stop using a kind of disassembled shield machine dismantling of specific embodiment
Method, comprising the following steps:
(1) shield host recruitment welding equipment connects: as shown in figure 11, the shield machine 3 of required welding includes 8 lifting ears 35 with tooling,
Wherein block top surface two sides, block top surface two sides on shield machine anterior shield 32, block on shield 33 in shield machine on cutter head of shield machine 31 respectively
Block top surface two sides are respectively arranged 2 on top surface two sides, shield machine shield tail 34；6 jacking pedestals 36, wherein respectively in shield machine anterior shield
33 two sides of shield, 34 two sides of shield machine shield tail are respectively arranged 2 in 32 two sides, shield machine；4 chucking lugs 37, are symmetrically arranged at
34 two sides of shield machine anterior shield 32 and shield machine shield tail；
(2) measurement and positioning is laid with assembled technique on shield machine's station-crossing platform 1 and shield machine transfer 2: in conjunction with end well space ruler
Very little, shield machine 34 position of steel rail laying of missing the stop determines shield machine steering position, be accurately positioned by measurement and turned in shield machine,
It translates position and is laid with assembled technique on shield machine's station-crossing platform 1 and shield machine transfer 2；
(3) shield machine 3 and the accurate positioning of assembled technique on shield machine's station-crossing platform 1 are fixed: being placed in using 6 hydraulic jack one end
Withstand jacking pedestal 36, synchronization of jacking up shield machine 3, after shield machine 3 is jacked certain altitude, by assembled shield in level ground one end
Structure is crossed platform 1 and is moved under shield machine 3, and the position of assembled technique on shield machine's station-crossing platform 1 is constantly finely tuned, until being welded on shield
Anterior shield in a kind of locating rod 126 of the hole and assembled technique on shield machine's station-crossing platform 1 on chucking lug 37 on machine anterior shield 32 is fixed
Position hole 120 is aligned, while the hole on the chucking lug 37 being welded on shield tail shield 34 and assembled technique on shield machine's station-crossing platform 1
Two class locating rods 144 on shield tail location hole 147 be aligned, plug bolt respectively, shield machine 3 missed the stop with assembled shield flat
Each herringbone bracket of platform 1 is welded and fixed；
(4) shield machine 3 is disassembled: since, there are card slot, needing will be before cutter head of shield machine 31, shield machine between 3 parts of shield machine
Carry out the dismantling of upper and lower block in shield 32, shield machine after 34 overall separation of shield 33 and shield machine shield tail again, cutting No.1 divide platform 11,
Welding body between 12, No. three point platforms 13 of No. two points of platforms and No. four points of platforms 14, synchronous averaging one kind thrustor 114,
Two class thrustors 124 and three classes thrustor 134 make cutter head of shield machine 31, shield machine anterior shield 32, shield 33 and shield in shield machine
As No.1 divides the cutting of platform 11, No. two point platforms 12, No. three point platforms 13 and No. four points of platforms 14 between structure machine shield tail 34
It separates one by one, by loop wheel machine, lifts ear 35 for shield 33 and shield machine in cutter head of shield machine 31, shield machine anterior shield 32, shield machine
The block up and down of shield tail 34 carries out dismantling separation, and the specific dismantling scheme of upper and lower block is determined according to shield machine 3 and station headroom, dismantling
The structure remained on assembled technique on shield machine's station-crossing platform 1 afterwards is as shown in figure 12；
(5) shield machine 3 assembles: carrying out shield machine 3 according to station and assembles, with cutter head of shield machine 31, shield machine anterior shield 32 and shield
Shield 33 is fully assembled in machine miss the stop for, as shown in figure 13；
(6) shield machine 3 translation, turn to positioning: by jack pushing tow assembled technique on shield machine's station-crossing platform 1 make shield machine 3 with
Assembled technique on shield machine's station-crossing platform 1 slides on the rail 4 for being coated with anti-friction agent, by fine tuning until by 21 He of flexural pivot upper cover plate
The lid of flexural pivot lower cover plate 22 closes the flexural pivot face square shape formed and reinforces collar tie beam 127；Start four class thrustors 25 and push flexural pivot, makes
21 inlay card of flexural pivot upper cover plate is reinforced in collar tie beam 127 in square shape, and flexural pivot lower cover plate 22 is embedded just below square shape and reinforces under collar tie beam 127
It is fixed in the rectangular hole of square steel plate, assembled technique on shield machine's station-crossing platform 1 is pushed by jack, makes assembled shield machine
It crosses platform 1 and realizes that the steering of shield machine 3 (generally rotates around the rotation of flexural pivot shaft 28 under the drive of flexural pivot upper cover plate 21
90 °), shield machine 3 is moved to by predetermined position by jack again after the completion of turning to；
(7) 3 translating station-crossing of shield machine: as shown in figure 14, shield machine 3 is placed in rail 4 together with assembled technique on shield machine's station-crossing platform 1
On, wherein rail 4 is placed in just in rectangular recess 5, is guaranteed that assembled technique on shield machine's station-crossing platform 1 slides along rail 4, was passed through
7 pushing tow of pushing tow jack of standing be welded on rail 4 it is rear lean on 6, make shield machine 3 together with assembled technique on shield machine's station-crossing platform 1 along
The sliding of rail 4 is missed the stop；Wherein block on cutter head of shield machine 31, block on shield machine anterior shield 32, block and shield machine on shield 33 in shield machine
In shield tail 34 under block, shield tail block can be used battery truck piecemeal transport miss the stop；
(8) shield machine 3 assembles: each component of shield machine 3 after missing the stop carries out tissue welding, that is, completes disassembled shield machine dismantling
It misses the stop.
Above description is not limitation of the present invention, and the present invention is also not limited to the example above.The art it is common
Within the essential scope of the present invention, the variations, modifications, additions or substitutions made also should belong to protection of the invention to technical staff
Range.
Claims (8)
- The equipment 1. a kind of disassembled shield machine dismantling is missed the stop, it is characterised in that: including assembled technique on shield machine's station-crossing platform and shield Machine transfer；The assembled technique on shield machine's station-crossing platform include horizontal integrally connected No.1 divide platform, No. two points of platforms, No. three points of platforms and No. four points of platforms；The No.1 divides platform for placing cutter head of shield machine, including No.1 platform grill-shaped flat base, four a kind of people A kind of thrustor of font bracket, four 1 font brackets of one kind and two, the No.1 platform grill-shaped flat base is by two The lateral girder steel of one kind that road is parallel to each other and the six longitudinal girder steels of one kind between the lateral girder steel 18 of one kind described in twice It surrounds, a kind of herringbone bracket and the 1 font bracket of one kind are welded on the No.1 platform grill-shaped and put down The surrounding of face pedestal, the 1 font bracket of one kind are located at the inner end end of a kind of herringbone bracket and one-to-one correspondence, The lower arcuate surface of the cutter head of shield machine is bonded with a kind of herringbone bracket and the 1 font bracket of one kind respectively It abuts, a kind of thrustor, which is symmetrically welded at, is divided to a kind of herringbone support described in two of platform close to described No. two On frame；No. two points of platforms are for placing shield machine anterior shield, including welding with the No.1 platform grill-shaped flat base No. two platform grill-shaped flat bases, the four two class herringbone brackets, four two classes, 1 font brackets, two two class tops of connection Pushing device, twice one kind reaction plate, twice one kind locating rod and a square shape reinforce collar tie beam, No. two platform grill-shapeds The two class transverse direction girder steels and six that flat base is parallel to each other as twice are located between two class transverse direction girder steels described in twice Two class longitudinal direction girder steels surround, and the two class herringbone brackets and two classes, the 1 font bracket are welded on described No. two The surrounding of platform grill-shaped flat base, two classes, the 1 font bracket be correspondingly positioned at one described in two class herringbone brackets Inner end end and one-to-one correspondence, the lower arcuate surface of the shield machine anterior shield respectively with the two class herringbone brackets and institute Two classes, the 1 font bracket fitting stated abuts, and the two class thrustors are symmetrically welded at close to No. three points of platforms On two class herringbone brackets described in two, a kind of reaction plate it is parallel and described with the two class longitudinal direction girder steels one Class reaction plate be fixed on two described between two class herringbone brackets, a kind of locating rod is welded on the two class people On font bracket, the anterior shield being provided at the top of a kind of locating rod for being located by connecting with the shield machine anterior shield is fixed Position hole, the square shape are reinforced collar tie beam and are welded among two class transverse direction girder steels described in twice；No. three points of platforms are for placing shield in shield machine, including welding with No. two platform grill-shaped flat bases No. three platform grill-shaped flat bases, four three classes herringbone brackets, four 1 font brackets of three classes and the two three classes tops of connection Pushing device, the three classes transverse direction girder steel and six that No. three platform grill-shaped flat bases are parallel to each other by twice are located at two Three classes longitudinal direction girder steel between three classes transverse direction girder steel described in road surrounds, the three classes herringbone bracket and the three classes 1 Font bracket is welded on the surrounding of No. three platform grill-shaped flat bases, and the 1 font bracket of three classes is located at institute The inner end end of the three classes herringbone bracket stated and one-to-one correspondence, in the shield machine lower arcuate surface of shield respectively with it is described Three classes herringbone bracket and the 1 font bracket of three classes fitting abut, and the three classes thrustor is respectively welded at close Described No. four are divided on three classes herringbone bracket described in two of platform；No. four points of platforms are for placing shield machine shield tail, including welding with No. three platform grill-shaped flat bases No. four platform grill-shaped flat bases, six four class herringbone brackets, six four classes, 1 font brackets and two class of twice of connection are fixed Position bar, No. four platform grill-shaped flat bases by three be parallel to each other and four class transverse direction girder steels of equidistantly distributed and It is surrounded with the four class longitudinal direction girder steel right-angled intersections that six are parallel to each other, the four class herringbone brackets and four classes, 1 word Shape bracket is welded on No. four platform grill-shaped flat bases, and the four class herringbone brackets are evenly equipped with along longitudinal direction Three and transversely symmetrical, four classes, the 1 font bracket be located at the inner end end of the four class herringbone brackets and Correspond, the lower arcuate surface of the shield machine shield tail respectively with the four class herringbone brackets and four classes, 1 word The fitting of shape bracket abuts, and the two class locating rods are welded on the four class herringbone brackets, the two class locating rods Top be provided with the shield tail location hole for being located by connecting with the shield machine shield tail；The shield machine transfer includes the flexural pivot upper cover plate and flexural pivot lower cover reinforced at collar tie beam positioned at the square shape Plate, the flexural pivot upper cover plate close connection with the flexural pivot lower cover plate lid and are rotatably assorted, the top of the flexural pivot upper cover plate Face is welded with flexural pivot top board, between the lower surface of the flexural pivot top board and each two class longitudinal direction girder steels and institute High-intensitive compression is respectively arranged between the lower surface for the flexural pivot top board stated and the frame of square shape reinforcing collar tie beam to fill It sets, the upper surface both ends of the flexural pivot top board are symmetrically arranged with the four class pushing tows for compressing the high-strength compression set Device is fixed at the top of the four class thrustors on a kind of reaction plate.
- The equipment 2. a kind of disassembled shield machine dismantling according to claim 1 is missed the stop, it is characterised in that: on the flexural pivot The bottom surface of cover board is provided with flexural pivot dome, and the top surface of the flexural pivot lower cover plate is provided with to be rotated with flexural pivot dome cooperation Flexural pivot groove, the flexural pivot groove is provided centrally with flexural pivot shaft, and the flexural pivot lower cover plate can be around the flexural pivot Shaft relatively rotates, the flexural pivot rotary axis groove of the flexural pivot dome being provided centrally with flexural pivot shaft inlay card cooperation.
- The equipment 3. a kind of disassembled shield machine dismantling according to claim 2 is missed the stop, it is characterised in that: the flexural pivot turns Axis is in T font, and the flexural pivot rotary axis groove is in T font.
- The equipment 4. a kind of disassembled shield machine dismantling according to claim 2 is missed the stop, it is characterised in that: the flexural pivot is convex It is round to be coated between the flexural pivot groove and between the flexural pivot shaft and the flexural pivot rotary axis groove for subtracting The anti-friction agent of small rotation friction.
- The equipment 5. a kind of disassembled shield machine dismantling according to claim 1 is missed the stop, it is characterised in that: described one kind is horizontal It is respectively provided with to the bottom of girder steel, the two class transverse direction girder steels, the three classes transverse direction girder steel and the four class transverse direction girder steels Have for the rectangular recess being used cooperatively with rail that misses the stop.
- The equipment 6. a kind of disassembled shield machine dismantling according to claim 1 is missed the stop, it is characterised in that: a kind of top Pushing device, the two class thrustors, the three classes thrustor and the four class thrustors are telescopic Hydraulic servo jack, the high-strength compression set are the high strong spring for being welded with upper and lower power transmission backing plate.
- The equipment 7. a kind of disassembled shield machine dismantling according to claim 1 is missed the stop, it is characterised in that: the shield machine Cutterhead, the shield machine anterior shield, shield and the shield machine shield tail successively weld and form shield machine in the shield machine, institute The longitudinal size for the No.1 platform grill-shaped flat base stated is consistent with the longitudinal size, No. two platform grids The longitudinal size of shape flat base is consistent with the longitudinal size of shield machine anterior shield, No. three platform grill-shaped planes The longitudinal size of pedestal is consistent with the longitudinal size of shield in the shield machine, No. four platform grill-shaped flat bases Longitudinal size is consistent with the shield machine shield tail longitudinal size.
- 8. a kind of missed the stop using the disassembled shield machine dismantling of any of claims 1-7 equips the disassembled shield of progress Machine disassembles the method missed the stop, it is characterised in that the following steps are included:(1) shield host recruitment welding equipment connects: the shield machine of required welding includes 8 lifting ears with tooling, wherein respectively in shield Block top surface two sides on machine knife disk, block top surface two sides on shield machine anterior shield, block top surface two sides on shield in shield machine, in shield machine shield tail Block top surface two sides are respectively arranged 2；6 jacking pedestals, wherein shield two sides, shield in shield machine anterior shield two sides, shield machine respectively Machine shield tail two sides are respectively arranged 2；4 chucking lugs are symmetrically arranged at shield machine anterior shield and shield machine shield tail two sides；(2) measurement and positioning is laid with assembled technique on shield machine's station-crossing platform and shield machine transfer: in conjunction with end well bulk, Technique on shield machine's station-crossing steel rail laying position determines shield machine steering position, is accurately positioned by measurement and in shield machine steering, translation Position is laid with assembled technique on shield machine's station-crossing platform and shield machine transfer；(3) accurate positioning of shield machine and assembled technique on shield machine's station-crossing platform is fixed: being placed in water using 6 hydraulic jack one end Withstand jacking pedestal, synchronization of jacking up shield machine, after shield machine is jacked certain altitude, by assembled shield machine mistake in plane earth one end Platform is moved under shield machine, constantly finely tunes the position of assembled technique on shield machine's station-crossing platform, until being welded on shield machine anterior shield On chucking lug on hole be aligned with the anterior shield location hole in a kind of locating rod of assembled technique on shield machine's station-crossing platform, weld simultaneously The shield tail connect in the two class locating rods that the hole on the chucking lug on shield tail shield crosses platform 1 with assembled shield positions Hole alignment, plugs bolt respectively, each herringbone bracket that shield machine crosses platform 1 with assembled shield is welded and fixed；(4) shield machine is disassembled: due to, there are card slot, being needed between shield machine part by cutter head of shield machine, shield machine anterior shield, shield Carry out the dismantling of upper and lower block in structure machine after shield and shield machine shield tail overall separation again, cutting No.1 divides platform, No. two points of platforms, three Welding body number between point platform and No. four points of platforms, synchronous averaging one kind thrustor, two class thrustors and three classes pushing tow Device, make cutter head of shield machine, shield machine anterior shield, in shield machine between shield and shield machine shield tail as No.1 divides platform, No. two points The cutting of platform, No. three points of platforms and No. four points of platforms separates one by one, by loop wheel machine, lifts ear for cutter head of shield machine, shield machine Shield and the block up and down of shield machine shield tail carry out dismantling separation in anterior shield, shield machine；(5) shield machine assembles: carrying out shield machine assembling according to station；(6) shield machine translation, steering positioning: make shield machine with assembly by jack pushing tow assembled technique on shield machine's station-crossing platform Formula technique on shield machine's station-crossing platform slides on the rail for be coated with anti-friction agent, by fine tuning until by flexural pivot upper cover plate and flexural pivot lower cover Plate lid closes the flexural pivot face square shape to be formed and reinforces collar tie beam；Start four class thrustors and push flexural pivot, makes flexural pivot upper cover plate inlay card It is reinforced in collar tie beam in square shape, flexural pivot lower cover plate is embedded just below below square shape reinforcing collar tie beam and fixes not in the rectangular hole of steel plate It is dynamic, assembled technique on shield machine's station-crossing platform is pushed by jack, makes assembled technique on shield machine's station-crossing platform in the band of flexural pivot upper cover plate It is rotated under dynamic around flexural pivot shaft and realizes that shield machine turns to, shield machine is moved to by pre-determined bit by jack again after the completion of turning to It sets；(7) shield machine translating station-crossing: shield machine is placed on rail together with assembled technique on shield machine's station-crossing platform, wherein rail is lucky It is placed in rectangular recess, guarantees that assembled technique on shield machine's station-crossing platform slides along rail, pass through pushing tow jack pushing tow weldering of missing the stop Connect on rail it is rear lean on, so that shield machine is missed the stop together with assembled technique on shield machine's station-crossing platform along rail sliding；(8) shield machine assembles: each component of the shield machine after missing the stop being carried out tissue welding, that is, completes disassembled shield machine and disassembled It stands.
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| CN201910333753.7A CN110195591B (en) | 2019-04-24 | 2019-04-24 | Detachable shield machine disassembling station-crossing equipment and disassembling station-crossing method thereof |
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| CN201910333753.7A CN110195591B (en) | 2019-04-24 | 2019-04-24 | Detachable shield machine disassembling station-crossing equipment and disassembling station-crossing method thereof |
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| CN113279764A (en) * | 2021-03-30 | 2021-08-20 | 中铁二十局集团第四工程有限公司 | Construction method for split translation of complex steel sleeve and shield tunneling machine |
| CN113605905A (en) * | 2021-08-31 | 2021-11-05 | 广东华隧建设集团股份有限公司 | Construction method for disassembling tunnel boring machine without damage |
| CN113882867A (en) * | 2021-09-30 | 2022-01-04 | 中铁工程装备集团(天津)有限公司 | Disassembly station-crossing shield system for closed station and disassembly station-crossing construction method |
| CN115584989A (en) * | 2022-10-19 | 2023-01-10 | 中铁十八局集团有限公司 | Double-machine cooperative disassembling method for block-type cutter head under condition of TBM without enlarging cavern |
| CN116084976A (en) * | 2022-09-09 | 2023-05-09 | 中铁工程装备集团有限公司 | Variable-diameter tunnel construction method, system and shield equipment |
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Effective date of registration: 20201229 Address after: 3399 Ningchuan Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: NINGBO RAIL TRANSIT GROUP Co.,Ltd. Address before: 315100 no.3399 Ningchuan Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Yao Yanming |
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