CN102628278B - 'U-pipe pier' urban underground railroad - Google Patents
'U-pipe pier' urban underground railroad Download PDFInfo
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- CN102628278B CN102628278B CN201210133958.9A CN201210133958A CN102628278B CN 102628278 B CN102628278 B CN 102628278B CN 201210133958 A CN201210133958 A CN 201210133958A CN 102628278 B CN102628278 B CN 102628278B
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Abstract
The invention relates to an underground railroad, in particular to a 'u-pipe pier' urban underground railroad in a city. The surface of the ground is dug to construct the underground railroad. A 'U-pipe pier' is invented, a support building 'U-pipe pier' which is constructed in advance is utilized to support the top surface, and the 'U-pipe pier' is utilized to construct a running tunnel of the underground railroad. 'Ballast-free roadbed end products' produced for assembling the underground railroad are placed in the 'U-pipe pier' tunnel so as to construct the 'U-pipe pier' urban underground railroad with the characteristics of the underground railroad. High-speed underground railroads which are constructed according to the method cannot be affected by weather, natural disasters or animals during operation so that the role of safe operation is played. Time for construction is short, bearing capability of the roadbed is high, and the 'u-pipe pier' urban underground railroad has high adaptability and safety.
Description
Technical field
The present invention relates to a kind of subterranean railway, specifically a kind of U pipe pier type Urban Underground railway in city.
Background technology
Railway has on ground and underground railway, and subterranean railway substantially adopts at underground very depths and builds subterranean railway and build railway section tunnel.The present invention is according to the underground spring Special Geological Condition in Jinan City and Bao Quan, on the surface on ground, excavate and build subterranean railway, invented " U pipe pier ", use the support building " U pipe pier " of having built in advance to carry out support, top ground, use " U pipe pier " to set up subterranean railway running tunnel, " without the quarrel roadbed finished parts " of putting assembling the innovation invention processing in " U pipe pier " tunnel, builds up " U pipe pier " the Urban Underground railway with characteristic of the present invention.
Summary of the invention
The object of the invention is to alleviate the phenomenon of current traffic congestion, a kind of U pipe pier type Urban Underground railway is provided, the metro construction method designing in conjunction with domestic city geological structure, guarantees the safety of construction period and greatly reduces the impact on surrounding environment, is convenient for people to trip.The present invention is according to the underground spring Special Geological Condition in Jinan City and Bao Quan, on the surface on ground, excavate and build subterranean railway, invented " U pipe pier ", use the support building " U pipe pier " of having built in advance to carry out support, top ground, use " U pipe pier " to set up subterranean railway running tunnel, " without the quarrel roadbed finished parts " of putting assembling the innovation invention processing in " U pipe pier " tunnel, builds up " U pipe pier " the Urban Underground railway with characteristic of the present invention.
Technical scheme of the present invention is: a kind of U pipe pier type Urban Underground railway, comprises the construction step of U pipe pier type Urban Underground railway; Described subterranean railway adopts prefabricated U pipe pier to build underground passage; What while adopting U pipe pier of the present invention build subterranean railway and build railway step, adopt the innovation invention replaces placing an iron railway roadbed sleeper without quarrel roadbed finished parts.
The construction step of described subterranean railway is: first step: planning subterranean railway circuit figure, carries out geology to planning circuit and detects and record data;
Second step: carry out the depth survey of ground excavation irrigation canals and ditches and setting-out mark is carried out in circuit ground by the wiring diagram of planning;
Third step: carry out the connection work of conduit pipeline and underground cable, set up on the ground conduit pipeline and electric wire in the air and couple together prevent from causing " power-off of cutting off the water " when excavating, by " urban duct figure ", carry out " conduit pipeline and underground cable " connection work and sewage conduct connection work or change connection work;
The 4th step: start to build " subterranean railway " all intervals and station, according to 30 kilometers of circuits, it is a standard, two-wire circuit Parallel Interval, on the circuit of having planned, with 300 or above medium-and-large-sized ground excavation machine, carry out ground irrigation canals and ditches excavation, 10 meters of the average 5 meters of left and right of excavation depth, width, 300 or above medium-and-large-sized ground excavation machine one word arrange on the line every 100 meters of left and right one tread excavator and carry out " excavation of ground irrigation canals and ditches "; In excavation, often dug a crossroad, at the parting of the ways, set up " bridge " current automobile, requirement bridge is broad and in bridge both sides of edges, safety barrier and the eye-catching mark of installation are installed, and carries out station irrigation canals and ditches excavation simultaneously and carries out the construction of " underground station "; In excavation, have professional ground survey personnel to instruct excacation to the irrigation canals and ditches that excavate, the commander that excavating-machine operator is accepted " irrigation canals and ditches ground survey personnel " excavates;
The 5th step: carry out the excavation of ditch canal at the irrigation canals and ditches bottommost excavating, carry out the operation that natural gas line connection, water pipe and heating line are connected, underground cable connects, and carry out compressive resistance protection with " steel pipe " suit pipeline, sewage conduct can be built from ground " protruding sewage conduct building " and use water pump water-pumping/draining, the sewage conduct protruding on ground is that steel pipe is arch, use water pump water-pumping/draining, or change drain line is connected draining with All other routes;
The 6th step: carry out the operation of irrigation canals and ditches Land leveling: all interval circuit excavators excavate complete and conduit pipeline etc. and are connected complete, all " irrigation canals and ditches ground survey personnel " measure the smooth-going planeness situation of the degree of depth and ground of excavating and are up to standard by checking and accepting, carry out the operation of irrigation canals and ditches Land leveling, every 1 kilometer one " Land leveling machine machinery " carries out smooth processing and reaches the smooth-going standard-required of regulation circuit and slope requirement standard irrigation canals and ditches ground, " irrigation canals and ditches ground survey personnel " are continual and guides " Land leveling machine mechanical driver " how to carry out the processing of smooth degree and the gradient to the smooth degree on irrigation canals and ditches ground and gradient measurement,
The 7th step: the firm processing of highway asphalt hardened ground is carried out on irrigation canals and ditches ground, " large-scale highway road roller " compacting irrigation canals and ditches ground is first used in irrigation canals and ditches ground, with asphalt paver, irrigation canals and ditches ground paving is built to highway " asphalt floor ", the asphalt floor width that paves is identical with irrigation canals and ditches ground; When paving is built asphalt floor, " survey crew " will constantly measure asphalt floor, " asphalt floor " is to reach the smooth-going planeness in ground and slope requirement standard, if station quantity is 21 stations, 20 of asphalt paver quantity, 11, interval asphalt paver;
The 8th step: assemble assembling of " without quarrel roadbed finished parts " after having spread asphalt floor, lifting by crane and put " without quarrel roadbed finished parts " carries out lifting operation and puts operation with wheeled crane, wheeled crane about 100 or more than, its quantity is The more the better, the interval section in minute station separately lifts by crane assembling, one group, 21 stations every 5 " wheeled cranes " transportation automobile trailer transportation of carrying out lifting operation in an interval and putting operation " without quarrel roadbed finished parts ", haulage vehicle is at 100 or above The more the better, in lifting, assemble " without quarrel roadbed finished parts " front, first at " asphalt floor " upper one deck cement paste, needless to say it condenses, then put " without quarrel roadbed finished parts " and put neat, between two " without quarrel roadbed finished parts ", leave 5cm or to the interval of 30cm,
The 9th step: carry out steel reinforcing welding or reinforcing bar lengthening welding and " concrete " built in joint gap space after " without quarrel roadbed finished parts " all put neatly, carrying out rail installation exercise and rail seamless welding simultaneously;
The tenth step: delivery " U pipe pier " is covered load to the track bed of " without quarrel roadbed finished parts " and connect assembling operation, with wheeled crane, lift by crane the operation of cover dress track bed, when cover dress assembling " U pipe pier ", " U pipe pier " is to cover on " asphalt floor ", there is gap, 5cm to 10cm gap " U pipe pier " and " without quarrel roadbed finished parts " inner both sides, assembling " U pipe pier " is assembled by interval, station in batches, lifting assembling like this: station has No. 1, No. 2, No. 3, No. 4, No. 5 Deng Ge stations, by station, assemble, from No. 2 stations, to No. 1 station and No. 3 stations, assemble " U pipe pier ", from No. 4 stations, to No. 3 stations and No. 5 stations, assemble " U pipe pier ", or assemble since the interval middle part at No. 1 station and No. 2 stations, to No. 1 station, be connected docking with direction assembling station, No. 2 stations, carry out so successively assembly working, carry out " aeration tower " builds simultaneously, 1 of every 1 interval construction, build with the docking link position of " U pipe pier " AT STATION,
The 11 step: carry out filling concrete concrete in " U pipe pier " interval circuit, fill the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts ", implement high pressure filling operation, utilize " railcar " traction flat car, on flat car, load " concrete ", high pressure is carried out in the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts " fills substantial firm, the concrete height of filling gap, gap after coagulation is highly the same with " without quarrel roadbed finished parts ", " without quarrel roadbed finished parts " highly advises between 0.6 meter or 0.45 meter, " U pipe pier " top is covered to " concrete " operation simultaneously, " U pipe pier " top that cover installs and the average 25cm to 30cm of distance size on highway ground, the about 25cm of gap gap size of " U pipe pier " and both sides earth in irrigation canals and ditches, with " concrete " filling " U pipe pier irrigation canals and ditches " gap, gap, both sides and " U pipe pier " headroom, fill " concrete " rear flat or low 3cm the same as highway asphalt ground on ground,
The 12 step: carry out highway asphalt surface construction, at this moment all stations have been built completely, carry out highway asphalt surface construction;
The 13 step: Urban Underground railway carries out station finishing and operation operational outfit is installed;
The 14 step: Train moves by service requirement and technical standard, carries out clamping plate, fastener and rail and reinforces welding.
The concrete finished product part that described U pipe pier forms for the employing steel plate for railway construction, steel tubular structure welding after-pouring concrete, external form is just as " U " type of inversion; Described U pipe pier comprises top steel plate, has the circular fixedly screens tongue of protrusion on the steel plate of top; The bottom of top steel plate is provided with the supporting steel pipe of roof supporting, is fixedly welded with supporting steel plate on supporting steel pipe, has the groove of fixedly screens on supporting steel plate; Concrete has been built in outside and the inside of described top steel plate, supporting steel pipe and supporting steel plate.
The processing technology of described U pipe pier is:
First step: " bottom support steel plate " and " steel pipe " weld, 26 steel pipes weld at two " bottom support steel plates ";
Second step: " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " reinforces welding to " steel pipe " and " bottom support steel plate ";
Third step: each row outer wall of steel pipe of both sides two row's steel pipes is carried out to firm reinforcing welding with steel mesh reinforcement;
The 4th step: steel mesh reinforcement welds complete steel pipe and " is sidelong down " mould of putting into fixed dimension and carries out cement concrete and build work, after having built concrete and dryly reach firm standard, the top 30cm of steel plate place steel pipe is not built;
The 5th step: build firm " concrete steel pipe " to erecting for two, erect good after to building " cement concrete " and high pressure is filled solid and dry firm in " steel pipe " inside, require: " steel pipe " internal upper part is vacated 3 centimetres dark " cavities ", and " cavity " is used for building the heat " liquid molten steel " of not condensing;
The 6th step: fixing in prefabricated mould, in " cavity " of each " steel pipe ", build " liquid molten steel " simultaneously, " liquid molten steel " condense " the top steel plate " on frame such as not, " top steel plate " is " tongue shape steel plate ", there is " liquid molten steel " to overflow, remove " liquid molten steel " residue overflowing;
The 7th step: carry out " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " welding at 30cm steel pipe place, top, both sides " steel pipe " and " top steel plate " and " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " are thickeied and reinforced welding;
The 8th step: " mould " reinforce to be installed to " top steel plate " and " right angle trigonometry strengthening steel slab " " rectangle strengthening steel slab " in " top steel plate " position and " cement concrete " built in the both sides " steel pipe " of not building and high pressure is built.
Described without quarrel roadbed finished parts comprise Anti-seismic without quarrel roadbed finished parts and anti-macroseism type without quarrel roadbed finished parts.
Described Anti-seismic includes concrete main body without quarrel roadbed finished parts, and body interior lower floor is provided with steel mesh reinforcement, and upper strata is provided with fixedly bolt nail and the whole fixedly steel mesh reinforcement that links together of rail fastening; Anti-macroseism type includes concrete main body without quarrel roadbed finished parts, and body interior lower floor is provided with steel plate, and upper strata is provided with fixedly bolt nail and the whole fixedly steel mesh reinforcement that links together of rail fastening.
The described making step without quarrel roadbed finished parts is: first step: fixedly bolt nail and the steel mesh reinforcement casting of rail fastening are connected or are welded to connect into integral body, and the bolt of integrated member is followed closely partly and is fixed on mold plate by nut;
Second step: " mold plate " has the bolt hole of fixing " the bolt nail of rail fastening " in building, " mold plate " and " bolt nail and the steel mesh reinforcement of rail fastening " unitarily formed " bolt nail " part is carried out to nuts by " mould bolt hole " and fix, and fixed interval (FI) up to specification size;
Third step: " steel mesh reinforcement " and " forward and backward Die and mould plate " carries out assembled, " steel mesh reinforcement " width dimensions is the same with the assembled internal diameter size of forward and backward Die and mould plate, " steel mesh reinforcement " and forward and backward Die and mould plate size are forbidden there is scale error, on forward and backward Die and mould plate, there is fixedly screens groove to carry out screens to " steel mesh reinforcement ", be then fixed;
The 4th step: also have fixing " bolt hole " in left Die and mould plate and right Die and mould plate, in assembled Die and mould plate process, " lower floor's steel mesh reinforcement " is fixed with " nuts and seal washer " after by bolt hole, uses " seal washer " and " nuts " to seal " Die and mould plate ";
The 5th step: be placed with " the little groove mould of iron chains " of 2 logical iron chains of " lifting mould " at " bed die plate ", this is to be fixedly installed especially to place in " bed die plate " to put two " the little groove moulds of iron chains ";
The 6th step: " mold plate " " the front and back Die and mould plate " of fixing " the fixedly bolt of rail fastening nail and steel mesh reinforcement " and " left and right Die and mould plate " and " bed die plate " whole Die and mould plate of " lower floor's steel mesh reinforcement " are fixed assembled in " bottom gusset plate ", and " roof reinforcement plate and front gusset plate and post-reinforcing plate and left gusset plate and right gusset plate " all reinforced fixing firm to all " Die and mould plate "." building hole " by " roof reinforcement plate " and " mold plate " carries out joints cement concrete, and carries out high pressure and exert pressure and build at " mold plate " upper cover " steel plate ".
Beneficial effect of the present invention can be learnt by above-mentioned, thereby the high speed subterranean railway of building in this way can not be subject to the effect that safe operation is played in the impact of synoptic climate natural calamity, animal activity when managing operation.The construction engineering time is short, and the ability to bear of subway roadbed is strong, has stronger compliance and higher safety.
accompanying drawing explanation:
Fig. 1 is the positive cross-sectional schematic of U pipe pier;
Fig. 2 is the side inner body steel schematic diagram of Fig. 1;
Fig. 3 is that Anti-seismic is without the structural representation of quarrel roadbed finished parts;
Fig. 4 is that anti-macroseism type is without the structural representation of quarrel roadbed finished parts;
Fig. 5 is bolt nail and the unitarily formed top view of steel mesh reinforcement of fixedly rail fastening.
The gap, interval of 8. liang of steel pipes of 1. top steel plate 2. supporting steel pipe 3. bottom support steel plate 4. right angle trigonometry strengthening steel slab 5. concrete 6. reinforced steel net 7. rectangle strengthening steel slabs wherein, the single piece of 9 bolts nails and steel mesh reinforcement, 10 lower floor's steel mesh reinforcements, 11 steel plates.
the specific embodiment:
In order to understand better the present invention, being illustrated as Jinan City's construction subterranean railway is below example, and carrys out by reference to the accompanying drawings to explain in detail embodiments of the present invention.
Specific embodiment: a kind of U pipe pier type Urban Underground railway, comprises the construction step of subterranean railway; Described subterranean railway adopts prefabricated U pipe pier of the present invention to build underground passage, adopts the innovation invention to replace placing an iron railway roadbed sleeper without quarrel roadbed finished parts.
The key step of the construction of described Urban Underground railway:
First step: planning subterranean railway circuit figure, carries out geology to planning circuit and detects and record data;
Second step: carry out the depth survey of ground excavation irrigation canals and ditches and setting-out mark is carried out in circuit ground by the wiring diagram of planning; Third step: carry out the connection work of conduit pipeline and underground cable, set up on the ground conduit pipeline and electric wire in the air and couple together prevent from causing " power-off of cutting off the water " when excavating, by " urban duct figure ", carry out " conduit pipeline and underground cable " connection work and sewage conduct connection work or change connection work;
The 4th step: start to build " subterranean railway " all intervals and station, according to 30 kilometers of circuits, it is a standard, two-wire circuit Parallel Interval, on the circuit of having planned, with 300 or above medium-and-large-sized ground excavation machine, carry out ground irrigation canals and ditches excavation, 10 meters of the average 5 meters of left and right of excavation depth, width, 300 or above medium-and-large-sized ground excavation machine one word arrange on the line every 100 meters of left and right one tread excavator and carry out " excavation of ground irrigation canals and ditches "; In excavation, often dug a crossroad, at the parting of the ways, set up " bridge " current automobile, requirement bridge is broad and in bridge both sides of edges, safety barrier and the eye-catching mark of installation are installed, and carries out station irrigation canals and ditches excavation simultaneously and carries out the construction of " underground station "; In excavation, have professional ground survey personnel to instruct excacation to the irrigation canals and ditches that excavate, the commander that excavating-machine operator is accepted " irrigation canals and ditches ground survey personnel " excavates;
The 5th step: carry out the excavation of ditch canal at the irrigation canals and ditches bottommost excavating, carry out the operation that natural gas line connection, water pipe and heating line are connected, underground cable connects, and carry out compressive resistance protection with " steel pipe " suit pipeline, sewage conduct can be built from ground " protruding sewage conduct building " and use water pump water-pumping/draining, the sewage conduct protruding on ground is that steel pipe is arch, use water pump water-pumping/draining, or change drain line is connected draining with All other routes;
The 6th step: carry out the operation of irrigation canals and ditches Land leveling: all interval circuit excavators excavate complete and conduit pipeline etc. and are connected complete, all " irrigation canals and ditches ground survey personnel " measure the smooth-going planeness situation of the degree of depth and ground of excavating and are up to standard by checking and accepting, carry out the operation of irrigation canals and ditches Land leveling, every 1 kilometer one " Land leveling machine machinery " carries out smooth processing and reaches the smooth-going standard-required of regulation circuit and slope requirement standard irrigation canals and ditches ground, " irrigation canals and ditches ground survey personnel " are continual and guides " Land leveling machine mechanical driver " how to carry out the processing of smooth degree and the gradient to the smooth degree on irrigation canals and ditches ground and gradient measurement,
The 7th step: the firm processing of highway asphalt hardened ground is carried out on irrigation canals and ditches ground, " large-scale highway road roller " compacting irrigation canals and ditches ground is first used in irrigation canals and ditches ground, with asphalt paver, irrigation canals and ditches ground paving is built to highway " asphalt floor ", the asphalt floor width that paves is identical with irrigation canals and ditches ground; When paving is built asphalt floor, " survey crew " will constantly measure asphalt floor, " asphalt floor " is to reach the smooth-going planeness in ground and slope requirement standard, if station quantity is 21 stations, 20 of asphalt paver quantity, 11, interval asphalt paver;
The 8th step: assemble assembling of " without quarrel roadbed finished parts " after having spread asphalt floor, lifting by crane and put " without quarrel roadbed finished parts " carries out lifting operation and puts operation with wheeled crane, wheeled crane about 100 or more than, its quantity is The more the better, the interval section in minute station separately lifts by crane assembling, one group, 21 stations every 5 " wheeled cranes " transportation automobile trailer transportation of carrying out lifting operation in an interval and putting operation " without quarrel roadbed finished parts ", haulage vehicle is at 100 or above The more the better, in lifting, assemble " without quarrel roadbed finished parts " front, first at " asphalt floor " upper one deck cement paste, needless to say it condenses, then put " without quarrel roadbed finished parts " and put neat, between two " without quarrel roadbed finished parts ", leave 5cm or to the interval of 30cm,
The 9th step: carry out steel reinforcing welding or reinforcing bar lengthening welding and " concrete " built in joint gap space after " without quarrel roadbed finished parts " all put neatly, carrying out rail installation exercise and rail seamless welding simultaneously;
The tenth step: delivery " U pipe pier " is covered load to the track bed of " without quarrel roadbed finished parts " and connect assembling operation, with wheeled crane, lift by crane the operation of cover dress track bed, when cover dress assembling " U pipe pier ", " U pipe pier " is to cover on " asphalt floor ", there is gap, 5cm to 10cm gap " U pipe pier " and " without quarrel roadbed finished parts " inner both sides, assembling " U pipe pier " is assembled by interval, station in batches, lifting assembling like this: station has No. 1, No. 2, No. 3, No. 4, No. 5 Deng Ge stations, by station, assemble, from No. 2 stations, to No. 1 station and No. 3 stations, assemble " U pipe pier ", from No. 4 stations, to No. 3 stations and No. 5 stations, assemble " U pipe pier ", or assemble since the interval middle part at No. 1 station and No. 2 stations, to No. 1 station, be connected docking with direction assembling station, No. 2 stations, carry out so successively assembly working, carry out " aeration tower " builds simultaneously, 1 of every 1 interval construction, build with the docking link position of " U pipe pier " AT STATION,
The 11 step: carry out filling concrete concrete in " U pipe pier " interval circuit, fill the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts ", implement high pressure filling operation, utilize " railcar " traction flat car, on flat car, load " concrete ", high pressure is carried out in the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts " fills substantial firm, the concrete height of filling gap, gap after coagulation is highly the same with " without quarrel roadbed finished parts ", " without quarrel roadbed finished parts " highly advises between 0.6 meter or 0.45 meter, " U pipe pier " top is covered to " concrete " operation simultaneously, " U pipe pier " top that cover installs and the average 25cm to 30cm of distance size on highway ground, the about 25cm of gap gap size of " U pipe pier " and both sides earth in irrigation canals and ditches, with " concrete " filling " U pipe pier irrigation canals and ditches " gap, gap, both sides and " U pipe pier " headroom, fill put down or lower than 3cm the same with highway asphalt ground on ground after " concrete ",
The 12 step: carry out highway asphalt surface construction, at this moment all stations have been built completely, carry out highway asphalt surface construction;
The 13 step: Urban Underground railway carries out station finishing and operation operational outfit is installed;
The 14 step: Train moves by service requirement and technical standard, carries out clamping plate, fastener and rail and reinforces welding.
Attention:
In city, segment path has the gradient, when building station, selects solution space to carry out construction; Can there is gradient circuit according to the situation on highway ground in Subway Tunnel circuit, but will meet the slope standard requirement of building rail track; When station is built, can deep-cut surface construction or protrude surface construction, allowing station circuit reach station standard.
Urban Underground rail track adopts " single line turn-take circulation ", " straight line single-wire line and the merging of terminal station, straight line single-wire line two ends ", " two-wire circuit " planning construction." single line turn-take circulation " is to adopt belt formula circuit operation city to turn-take." straight line single-wire line and terminal station, straight line single-wire line two ends merge " refers to that in narrow highway alignment, building subway adopts the construction of single line linear fashion to connect into two-wire in terminal, utilize shunting neck and shunting neck track switch to sail another circuit operation of reverse direction operation into, two interval circuits a street of being separated by." two-wire circuit " built in broad highway, and two interval circuits are separated by 10 to 15 centimetres, middle 10 centimetres to 15 centimetres fillings " concrete ".
" U pipe pier " and " bridge concrete plate " selects automobile trailer transportation or diesel locomotive traction " flat car " transportation, the track circuit that application and construction is completed well transports, track circuit has also passed through vehicle operating test, utilize " diesel locomotive " traction one to be listed as " flat car " transportation, " flat car " loading " U pipe pier " or " bridge concrete plate ".
the method that described station is built:
First step: when station is built, excavate on the ground the foundation pit at built station;
Second step: foundation pit is excavated complete, carries out ground construction and bridge pile foundation construction;
Third step: build and build stone enclosure wall and wrap up bridge pier in ground surrounding AT STATION, the bridge pier of stone enclosure wall parcel bridge pile foundation is called bridge pier stone enclosure wall, the steel mesh reinforcement parcel of having knitted shrouds bridge pier stone enclosure wall bottom to top, the bridge pier stone enclosure wall of reinforcing bar parcel is carried out to cement concrete is built or firm smearing, support station, middle part back timber is partly built bridge pile foundation bridge pier and is supported station back timber;
The 4th step: use " without quarrel roadbed finished parts " to build track circuit;
The 5th step: top board builds a bridge;
The 6th step: firm permeation-proof water treatment work is carried out in the gap between bridge top board and bridge top board top, and station frame construction is built complete, station passage omits, station finishing omits, and station platform is slightly.
The installation location at station is chosen in crossroad in city, assembles under the highway of living area or crossroad and bustling section etc.In the planning of Urban Underground railway, many line constructions can produce and cross, to carry out in advance the intersection grade separation work producing in circuit, built in advance " grade separation station, crossroad " or built in advance " interval circuit grade separation ", can prevent like this in next subway line construction having advantages of and do not affect upper strata or lower floor's rail track operation.At terminal station, build rolling stock section, rolling stock section adopts mansion-type construction structure to build and is located in the ground, and rolling stock section's track circuit is B1 at the bottom, ground Shang Ercengshi office Office Area, and on ground, three layers is conference room etc.
described " U pipe pier " contour structures and processing technology and procedure of processing thereof:
Invent a kind of steel plate concrete filled steel tube of steel plate and steel tubular structure that uses and build railway shaping finished product part, external form is just as being inverted " U-shaped " referred to as " U pipe pier ".
Build " U pipe pier " size of moulding: 3 meters of length, height 4.8 meters, 4 meters of internal diameter width (size is not limit, and can make by oneself)
(its gauge 1435mm, operation single-layer train or operation double train)
Build " U pipe pier " size of moulding: 3 meters of length, height 6.5 meters, 4.8 meters of internal diameter width (size is not limit, and can make by oneself)
(its gauge 1800mm, operation double train, the wide 3680mm of car body)
described " U pipe pier " structure and profile:
The external form of " U pipe pier " and internal construction are drawn two, are respectively Fig. 1 and Fig. 2: (size is not limit, and can make by oneself)
1. top steel plate: the top steel plate of " U pipe pier ", size steel plate width is 2.9 meters of 4.2 meters, length, has " fixedly screens tongue " abbreviation " tongue " of the circular screens of protrusion on the steel plate of top, " tongue " material steel, protrude steel plate 3cm.
2. supporting steel pipe: for the supporting steel pipe of support, top steel plate, 4.6 meters of 1.6 centimetres of 16 centimetres of size steel pipe external diameters, thickness of steel pipe or 1.6 centimetres of above, height; " U pipe pier " inside is 26 steel pipes altogether, while arrange 13, arrange 13.
3. bottom support steel plate: two block plates of support, top steel plate and supporting steel pipe, long 2.9 meters, wide 35 centimetres, on bottom support steel plate, there is " groove " of fixedly screens, depth of groove is no more than 3mm.
4. right angle trigonometry strengthening steel slab: the triangular portions of upper and lower is " right angle trigonometry steel plate ", be used for fixing steel pipe and play firm fixation, the junction of " right angle trigonometry strengthening steel slab " and " steel pipe " and " top steel plate " and " bottom support steel plate " thickeies and reinforces welding.
5. concrete: the concrete external form of joints cement concrete aftershaping.
6. reinforced steel net: reinforce the steel mesh reinforcement of steel pipe, steel mesh reinforcement is knitted by 3 main reinforcements and fine steel rib, carries out firm fixedly welding with steel mesh reinforcement to two row's steel pipes of both sides, and steel pipe sizes is the same is welded on outer wall of steel pipe for steel mesh reinforcement size and a row.
7. rectangle strengthening steel slab: the interval between steel pipe top and steel pipe bottom, reinforces and is fixedly connected with welding gap between two steel pipes with width 1cm " rectangle strengthening steel slab ".
8. the gap, interval of liang steel pipe: the clearance gap space of joints cement concrete the first two supporting steel pipe not, clearance gap space 5cm or make by oneself.
attention:there is proportional error in picture, concrete parcel " U pipe pier " internal layer outer layer thickness 10cm to 16cm.
In Automobile Transportation, to transport to reinforce and prevent from damaging, do inner " steel plate bar construction skeleton " filling " U pipe pier " inside to " U pipe pier " inside and prevent distortion, after cover dress, " steel plate bar construction skeleton " taken out, this " steel plate bar construction skeleton " the same with " U pipe pier " inside dimension require very firm, while putting into " steel plate bar construction skeleton " at " U pipe pier ", to carefully check whether fill substantial, after filling, " steel plate bar construction skeleton " size only has 0.6 meter of bottom there is no " steel plate bar construction skeleton ", as filled, do not enrich and can insert steel plate and it is enriched and oversite concrete " steel plate bar construction skeleton " firm consolidation process of condensing, when lifting, together with " steel plate bar construction skeleton " lifting cover, fill " without quarrel roadbed finished parts ", cover after installing an interval circuit " U pipe pier " takes out " steel plate bar construction skeleton ".In " U pipe pier " bottom, there is the iron chains groove of 3 bindings " U pipe pier ", easily iron chains is extracted out install " without the roadbed finished parts that is cut " at cover after.If need " U pipe pier " and " steel plate bar construction skeleton " firmer, can be when processing inner body steel part a part " steel plate bar construction skeleton " be welded in " U pipe pier " on " steel pipe " and " top steel plate ", build like this moulding rear section " steel plate bar construction skeleton " outside exposed, another part " steel plate bar construction skeleton " is put into " U pipe pier " and then with exposed " steel plate bar construction skeleton ", carry out firm reinforcing welding, all " U pipe pier " that cover installs circuit carries out gas cutting " steel plate bar construction skeleton ".
the sequential steps of described " U pipe pier " processing method and casting method:
First step: " bottom support steel plate " and " steel pipe " weld, 26 steel pipes weld at two " bottom support steel plates ";
Second step: " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " reinforces welding to " steel pipe " and " bottom support steel plate ";
Third step: each row outer wall of steel pipe of both sides two row's steel pipes is carried out to firm reinforcing welding with steel mesh reinforcement;
The 4th step: steel mesh reinforcement welds complete steel pipe and " is sidelong down " mould of putting into fixed dimension and carries out cement concrete and build work, after having built concrete and dryly reach firm standard, the top 30cm of steel plate place steel pipe is not built;
The 5th step: build firm " concrete steel pipe " to erecting for two, erect good after to building " cement concrete " and high pressure is filled solid and dry firm in " steel pipe " inside, require: " steel pipe " internal upper part is vacated 3 centimetres dark " cavities ", and " cavity " is used for building the heat " liquid molten steel " of not condensing;
The 6th step: fixing in prefabricated mould, in " cavity " of each " steel pipe ", build " liquid molten steel " simultaneously, " liquid molten steel " condense " the top steel plate " on frame such as not, " top steel plate " is " tongue shape steel plate ", there is " liquid molten steel " to overflow, remove " liquid molten steel " residue overflowing;
The 7th step: carry out " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " welding at 30cm steel pipe place, top, both sides " steel pipe " and " top steel plate " and " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " are thickeied and reinforced welding;
The 8th step: " mould " reinforce to be installed to " top steel plate " and " right angle trigonometry strengthening steel slab " " rectangle strengthening steel slab " in " top steel plate " position and " cement concrete " built in the both sides " steel pipe " of not building and high pressure is built.
Monobloc cast is complete.
how described " U pipe pier " in construction reinforces if reinforcing the connection, two kinds of methods:
First method, " U pipe pier " top steel plate partly exposes, and carries out auger shell keyhole hole while utilizing " junction steel plate " reinforce the connection the method for being welded and fixed or reinforce the connection, and with bolt nail, is fixed and connects rear reinforcement of weld.
This " U pipe pier " is when building, " the top steel plate " of " U pipe pier " is in mould production and processing, " U pipe pier " builds " top steel plate " after moulding 6 " exposed mouths " above, 6 " exposed mouth " be the assembly and connection place end positions on " the top steel plate " of " U pipe pier " respectively, builds 10 centimetres of dimensions length 10, the width (size is not limit) of " top steel plate " each " exposed mouth " after " moulding U pipe pier ".
First step: during construction railway, two " U pipe pier " docking connects, and first smears cement concrete in the both sides of " U pipe pier " in the line;
Second step: before lifting covers asphalt floor, first at asphalt floor upper one deck concrete, lifting " U pipe pier " cover dress track carries out assembly and connection " U pipe pier ";
Third step: put at 6 " exposed mouths " of " top steel plate " assembling butted part of two " U pipe piers " " junction steel plate " that connect two " U pipe piers " and carry out firm reinforcing welding;
The 4th step: " the top steel plate " on two " U pipe pier " tops " exposed mouth " and " junction steel plate " all weld complete, fills " concrete " firm exerting pressure to " exposed mouth " of " U pipe pier " and builds.
Second method:
First step: during construction railway, two " U pipe pier " docking connects, and first smears cement concrete in the both sides of " U pipe pier " in the line;
Second step: after the load of lifting cover connects, junction, both sides prevents offset displacement, and " steel mesh reinforcement " installed in the junction, top of two " U pipe piers ", and two " U pipe pier " junctions are covered;
Third step: build " concrete " in " U pipe pier " both sides and top after all having assembled " U pipe pier " circuit.Summary steel mesh reinforcement: " steel mesh reinforcement " compiled by the main reinforcement of 3 diameter 1cm, and the Form Factor of " steel mesh reinforcement " is the same with the top exterior walls outside dimension of " U pipe pier ", and firm shrouding covers " U pipe pier ", shrouds degree of depth 50cm." steel mesh reinforcement " shape: transversely arranged by 2 main reinforcements, 1 main reinforcement is divided into multistage and welds 2 main reinforcements of binding.
Important: front at cover dress " U pipe pier ", " steel plate " of on the bottom asphalt floor of two " U pipe pier " cover dress, putting dimension width 35cm, length 25cm, thickness 1cm carries out the firm processing of backing plate resistance to compression, and " steel plate " is placed in bottom, the junction gap position of two " U pipe piers ".During construction, first build the thin cement concrete of one deck putting on the asphalt floor that " steel plate " locate, then by two " U pipe pier " link positions, put " steel plate ", then at the ditch canal of " without quarrel roadbed finished parts " both sides, pour into a mould one deck 5cm thick " concrete ", when two " U pipe piers " assemble, the junction outer wall of two " U pipe piers " is smeared to one deck cement concrete, do not wait irrigation canals and ditches " concrete " to condense and cover dress " U pipe pier " operation
.
described nothing quarrel roadbed finished parts comprises two kinds:
In a kind of Shi Jinan City metro construction, using in utilization and other railway constructions and use and use, is common " Anti-seismic is without quarrel roadbed finished parts ".This common Anti-seismic also can be used utilization in high speed subterranean railway.
Another kind while being high speed metro construction, use without quarrel roadbed finished parts, be " anti-macroseism type is without quarrel roadbed finished parts ".
Dimensional requirement without quarrel roadbed finished parts:
Common Anti-seismic is not limit as 2.6 meters to 3.8 meters of Fig. 3 width, 0.6 meter to 0.28 meter of thickness, length without quarrel roadbed finished parts, and gauge is not limit.
Anti-macroseism type is without quarrel roadbed finished parts as 2.6 meters to 4.8 meters of Fig. 4 width, and 0.6 meter to 0.28 meter of thickness, length are not limit, and gauge is not limit.
Fig. 5 represents " the fixedly bolt of rail fastening nail and steel mesh reinforcement " the unitarily formed top view in " without quarrel roadbed finished parts ", has 2 of transverse reinforcements in picture, and 3 of vertical reinforcements, have " the fixedly bolt of rail fastening nail " above 2 transverse reinforcements; " 2 of transverse reinforcements " and " fixedly the bolt of rail fastening nail " cast in the mould of a fixed dimension with " vertical reinforcement " and are connected or are welded to connect into as a wholely, and being processed into as a whole rear size does not have error.
processing technology is protected, and its program is as follows:
" the fixedly bolt of rail fastening nail " and " steel mesh reinforcement " are single piece, at steel, make finished product processing in processing, in process, in fixing mould, cast connection or be welded to connect moulding, fixed mould size, " fixedly the bolt of rail fastening nail " and " steel mesh reinforcement " single piece are as in Fig. 39.The two ends reinforcing steel bars exposed of Tu3Zhong lower floor steel mesh reinforcement 10 goes out " without quarrel roadbed finished parts " 5cm, and two end bars carry out mantle fiber processing.
In process of manufacture, converted products is total: fixed die has 6 of Die and mould plates, 6 of fixed heads.6 of Die and mould plates are respectively up, down, left, right, before and after Die and mould plate, Die and mould plate middle left and right, mold plate have respectively " bolt hole ", front mold plate and rear mold plate have the draw-in groove of assembled fixing " steel mesh reinforcement ", front mold plate is the same with " steel mesh reinforcement " size at assembled middle internal diameter size with rear mold plate, and " the assembled rear internal diameter size of front mold plate and rear mold plate " and " steel mesh reinforcement " production size are forbidden there is error.Fixed head is divided into roof reinforcement plate, bottom gusset plate, front gusset plate, post-reinforcing plate, left gusset plate, right gusset plate, is used for reinforcing fixing " mould ".On " mold plate " and " roof reinforcement plate ", respectively there is a fixedly high pressure joints cement concrete " building hole ", after joints cement concrete, with " steel plate ", on top, add a cover the high pressure of exerting pressure and build.
The assembled casting method of mould and step:
" the fixedly bolt of rail fastening nail and steel mesh reinforcement " single piece and " lower floor's steel mesh reinforcement ", puts into fixed mould and carries out joints cement concrete.
First step: " mold plate " has the bolt hole of fixing " the bolt nail of rail fastening " in building, " mold plate " and " bolt nail and the steel mesh reinforcement of rail fastening " unitarily formed " bolt nail " part is carried out to nuts by " mould bolt hole " and fix, and fixed interval (FI) up to specification size;
Second step: " steel mesh reinforcement " and " forward and backward Die and mould plate " carries out assembled, " steel mesh reinforcement " width dimensions is the same with the assembled internal diameter size of forward and backward Die and mould plate, " steel mesh reinforcement " and forward and backward Die and mould plate size are forbidden there is scale error, on forward and backward Die and mould plate, there is fixedly screens groove to carry out screens to " steel mesh reinforcement ", be then fixed;
Third step: also have fixing " bolt hole " in left Die and mould plate and right Die and mould plate, in assembled Die and mould plate process, " lower floor's steel mesh reinforcement " is fixed with " nuts and seal washer " after by bolt hole, uses " seal washer " and " nuts " to seal " Die and mould plate ";
The 4th step: be placed with " the little groove mould of iron chains " of 2 logical iron chains of " lifting mould " at " bed die plate ", this is to be fixedly installed especially to place in " bed die plate " to put two " the little groove moulds of iron chains ";
The 5th step: " mold plate " " the front and back Die and mould plate " of fixing " the fixedly bolt of rail fastening nail and steel mesh reinforcement " and " left and right Die and mould plate " and " bed die plate " whole Die and mould plate of " lower floor's steel mesh reinforcement " are fixed assembled in " bottom gusset plate ", and " roof reinforcement plate and front gusset plate and post-reinforcing plate and left gusset plate and right gusset plate " all reinforced fixing firm to all " Die and mould plate "." building hole " by " roof reinforcement plate " and " mold plate " carries out joints cement concrete, and carries out high pressure and exert pressure and build at " mold plate " upper cover " steel plate ".Note: " the little groove mould of iron chains " that is placed with 2 logical iron chains of " lifting mould " at " bed die plate ", this is in " bed die plate ", to be fixedly installed especially to place to put two " the little groove moulds of iron chains ", and joints cement concrete is complete to be condensed after firm being dried; While carrying out slinging work, " the little groove mould of iron chains " taken out from " without quarrel roadbed finished parts " bottom, " iron chains " is by the sulculus through " the little groove mould of iron chains ", use lifting appliance car lifting " without quarrel roadbed finished parts ", lifting is carried out Automobile Transportation and is put, after putting in circuit when construction, " iron chains " taken out from the sulculus of " without quarrel roadbed finished parts " bottom, two " the sulculus holes " of " without quarrel roadbed finished parts " bottom faces carry out high pressure filling concrete slurry to it.
Anti-macroseism type is without bolt nail and the steel mesh reinforcement single piece of the fixedly rail fastening of quarrel roadbed finished parts, identical with the assembled die method without quarrel roadbed finished parts of common Anti-seismic.In assembled Mould Machining process, steel plate exposes in " left and right Die and mould plate ", expose 5 centimetres of plate sizes, expose steel plate part when assembled mould with common " Anti-seismic is without quarrel roadbed finished parts " difference, do not have bolt silk and nuts to carry out hermetically enclosed, " exposing steel plate " used respectively " rubber peel " to carry out rubber peel to " left Die and mould plate " and " right Die and mould plate " with " left gusset plate " and " right gusset plate " to exert pressure firm fixing after sealing.
Certainly; above-mentioned explanation is not limitation of the present invention; the present invention is also not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement, also should belong to protection scope of the present invention.
Claims (3)
1. a U pipe pier type Urban Underground railway, is characterized in that: the construction step that comprises U pipe pier type Urban Underground railway, described subterranean railway adopts prefabricated U pipe pier to build underground passage, what while adopting U pipe pier of the present invention build subterranean railway and build railway step, adopt the innovation invention replaces placing an iron railway roadbed sleeper without quarrel roadbed finished parts, the construction step of described U pipe pier type Urban Underground railway is: first step: planning subterranean railway circuit figure, carries out geology to planning circuit and detects and record data, second step: carry out the depth survey of ground excavation irrigation canals and ditches and setting-out mark is carried out in circuit ground by the wiring diagram of planning, third step: carry out the connection work of conduit pipeline and underground cable, set up on the ground conduit pipeline and electric wire in the air and couple together prevent from causing " power-off of cutting off the water " when excavating, by " urban duct figure ", carry out " conduit pipeline and underground cable " connection work and sewage conduct connection work or change connection work, the 4th step: start to build " subterranean railway " all intervals and station, according to 30 kilometers of circuits, it is a standard, two-wire circuit Parallel Interval, on the circuit of having planned, with 300 or above medium-and-large-sized ground excavation machine, carry out ground irrigation canals and ditches excavation, 10 meters of the average 5 meters of left and right of excavation depth, width, 300 or above medium-and-large-sized ground excavation machine one word arrange on the line every 100 meters of left and right one tread excavator and carry out " excavation of ground irrigation canals and ditches ", in excavation, often dug a crossroad, at the parting of the ways, set up " bridge " current automobile, requirement bridge is broad and in bridge both sides of edges, safety barrier and the eye-catching mark of installation are installed, and carries out station irrigation canals and ditches excavation simultaneously and carries out the construction of " underground station ", in excavation, have professional ground survey personnel to instruct excacation to the irrigation canals and ditches that excavate, the commander that excavating-machine operator is accepted " irrigation canals and ditches ground survey personnel " excavates, the 5th step: carry out the excavation of ditch canal at the irrigation canals and ditches bottommost excavating, carry out the operation that natural gas line connection, water pipe and heating line are connected, underground cable connects, and carry out compressive resistance protection with " steel pipe " suit pipeline, sewage conduct can be built from ground " protruding sewage conduct building " and use water pump water-pumping/draining, the sewage conduct protruding on ground is that steel pipe is arch, use water pump water-pumping/draining, or change drain line is connected draining with All other routes, the 6th step: carry out the operation of irrigation canals and ditches Land leveling: all interval circuit excavators excavate complete and conduit pipeline etc. and are connected complete, all " irrigation canals and ditches ground survey personnel " measure the smooth-going planeness situation of the degree of depth and ground of excavating and are up to standard by checking and accepting, carry out the operation of irrigation canals and ditches Land leveling, every 1 kilometer one " Land leveling machine machinery " carries out smooth processing and reaches the smooth-going standard-required of regulation circuit and slope requirement standard irrigation canals and ditches ground, " irrigation canals and ditches ground survey personnel " are continual and guides " Land leveling machine mechanical driver " how to carry out the processing of smooth degree and the gradient to the smooth degree on irrigation canals and ditches ground and gradient measurement, the 7th step: the firm processing of highway asphalt hardened ground is carried out on irrigation canals and ditches ground, " large-scale highway road roller " compacting irrigation canals and ditches ground is first used in irrigation canals and ditches ground, with asphalt paver, irrigation canals and ditches ground paving is built to highway " asphalt floor ", the asphalt floor width that paves is identical with irrigation canals and ditches ground, when paving is built asphalt floor, " survey crew " will constantly measure asphalt floor, " asphalt floor " is to reach the smooth-going planeness in ground and slope requirement standard, if station quantity is 21 stations, 20 of asphalt paver quantity, 11, interval asphalt paver, the 8th step: assemble assembling of " without quarrel roadbed finished parts " after having spread asphalt floor, lifting by crane and put " without quarrel roadbed finished parts " carries out lifting operation and puts operation with wheeled crane, 100 of wheeled cranes or more than, its quantity is The more the better, the interval section in minute station separately lifts by crane assembling, one group, 21 stations every 5 " wheeled cranes " transportation automobile trailer transportation of carrying out lifting operation in an interval and putting operation " without quarrel roadbed finished parts ", haulage vehicle is at 100 or above The more the better, in lifting, assemble " without quarrel roadbed finished parts " front, first at " asphalt floor " upper one deck cement paste, needless to say it condenses, then put " without quarrel roadbed finished parts " and put neat, between two " without quarrel roadbed finished parts ", leave the interval of 5cm to 30cm, the 9th step: carry out steel reinforcing welding or reinforcing bar lengthening welding and " concrete " built in joint gap space after " without quarrel roadbed finished parts " all put neatly, carrying out rail installation exercise and rail seamless welding simultaneously, the tenth step: delivery " U pipe pier " is covered load to the track bed of " without quarrel roadbed finished parts " and connect assembling operation, with wheeled crane, lift by crane the operation of cover dress track bed, when cover dress assembling " U pipe pier ", " U pipe pier " is to cover on " asphalt floor ", there is gap, 5cm to 10cm gap " U pipe pier " and " without quarrel roadbed finished parts " inner both sides, assembling " U pipe pier " is assembled by interval, station in batches, lifting assembling like this: station has No. 1, No. 2, No. 3, No. 4, No. 5 Deng Ge stations, by station, assemble, from No. 2 stations, to No. 1 station and No. 3 stations, assemble " U pipe pier ", from No. 4 stations, to No. 3 stations and No. 5 stations, assemble " U pipe pier ", or assemble since the interval middle part at No. 1 station and No. 2 stations, to No. 1 station, be connected docking with direction assembling station, No. 2 stations, carry out so successively assembly working, carry out " aeration tower " builds simultaneously, 1 of every 1 interval construction, build with the docking link position of " U pipe pier " AT STATION, the 11 step: carry out filling concrete concrete in " U pipe pier " interval circuit, fill the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts ", implement high pressure filling operation, utilize " railcar " traction flat car, on flat car, load " concrete ", high pressure is carried out in the gap, gap of 5cm to 10cm between " U pipe pier " and " without quarrel roadbed finished parts " fills substantial firm, the concrete height of filling gap, gap after coagulation is highly the same with " without quarrel roadbed finished parts ", " without quarrel roadbed finished parts " highly advises between 0.6 meter to 0.45 meter, " U pipe pier " top is covered to " concrete " operation simultaneously, " U pipe pier " top that cover installs and the average 25cm to 30cm of distance size on highway ground, the gap gap size 25cm of " U pipe pier " and both sides earth in irrigation canals and ditches, with " concrete " filling " U pipe pier irrigation canals and ditches " gap, gap, both sides and " U pipe pier " headroom, fill " concrete " rear flat or low 3cm the same as highway asphalt ground on ground, the 12 step: carry out highway asphalt surface construction, at this moment all stations have been built completely, carry out highway asphalt surface construction, the 13 step: Urban Underground railway carries out station finishing and operation operational outfit is installed, the 14 step: Train moves by service requirement and technical standard, carries out clamping plate, fastener and rail and reinforces welding,
The concrete finished product part that described U pipe pier forms for the employing steel plate for railway construction, steel tubular structure welding after-pouring concrete, external form is just as " U " type of inversion; Described U pipe pier comprises top steel plate, has the circular fixedly screens tongue of protrusion on the steel plate of top; The bottom of top steel plate is provided with the supporting steel pipe of support, top steel plate, is fixedly welded with supporting steel plate on supporting steel pipe, has the groove of fixedly screens on supporting steel plate; Concrete has been built in outside and the inside of described top steel plate, supporting steel pipe and supporting steel plate;
Described without quarrel roadbed finished parts comprise common Anti-seismic without quarrel roadbed finished parts and anti-macroseism type without quarrel roadbed finished parts; Described common Anti-seismic includes concrete main body without quarrel roadbed finished parts, and body interior lower floor is provided with steel mesh reinforcement, and upper strata is provided with fixedly bolt nail and the whole fixedly steel mesh reinforcement that links together of rail fastening; Anti-macroseism type includes concrete main body without quarrel roadbed finished parts, and body interior lower floor is provided with steel plate, and upper strata is provided with fixedly bolt nail and the whole fixedly steel mesh reinforcement that links together of rail fastening.
2. U pipe pier type Urban Underground railway as claimed in claim 1, is characterized in that: the processing technology of described U pipe pier is: first step: " bottom support steel plate " and " steel pipe " weld, and 26 steel pipes weld at two " bottom support steel plates ";
Second step: " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " reinforces welding to " steel pipe " and " bottom support steel plate ";
Third step: each row outer wall of steel pipe of both sides two row's steel pipes is carried out to firm reinforcing welding with steel mesh reinforcement;
The 4th step: steel mesh reinforcement welds complete steel pipe and " is sidelong down " mould of putting into fixed dimension and carries out cement concrete and build work, after having built concrete and dryly reach firm standard, the top 30cm of steel plate place steel pipe is not built;
The 5th step: build firm " concrete steel pipe " to erecting for two, erect good after to building " cement concrete " and high pressure is filled solid and dry firm in " steel pipe " inside, require: " steel pipe " internal upper part is vacated 3 centimetres dark " cavities ", and " cavity " is used for building the heat " liquid molten steel " of not condensing;
The 6th step: fixing in prefabricated mould, in " cavity " of each " steel pipe ", build " liquid molten steel " simultaneously, " liquid molten steel " condense " the top steel plate " on frame such as not, " top steel plate " is " tongue shape steel plate ", there is " liquid molten steel " to overflow, remove " liquid molten steel " residue overflowing;
The 7th step: carry out " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " welding at 30cm steel pipe place, top, both sides " steel pipe " and " top steel plate " and " right angle trigonometry strengthening steel slab " and " rectangle strengthening steel slab " are thickeied and reinforced welding;
The 8th step: " mould " reinforce to be installed to " top steel plate " and " right angle trigonometry strengthening steel slab " " rectangle strengthening steel slab " in " top steel plate " position and " cement concrete " built in the both sides " steel pipe " of not building and high pressure is built.
3. U pipe pier type Urban Underground railway as claimed in claim 1, it is characterized in that: the described making step without quarrel roadbed finished parts is: first step: fixedly bolt nail and the steel mesh reinforcement casting of rail fastening are connected or are welded to connect into integral body, and the bolt of integrated member is followed closely partly and is fixed on mold plate by nut;
Second step: " mold plate " has the bolt hole of fixing " the bolt nail of rail fastening " in building, " mold plate " and " bolt nail and the steel mesh reinforcement of rail fastening " unitarily formed " bolt nail " part is carried out to nuts by " mould bolt hole " and fix, and fixed interval (FI) up to specification size;
Third step: " steel mesh reinforcement " and " forward and backward Die and mould plate " carries out assembled, " steel mesh reinforcement " width dimensions is the same with the assembled internal diameter size of forward and backward Die and mould plate, " steel mesh reinforcement " and forward and backward Die and mould plate size are forbidden there is scale error, on forward and backward Die and mould plate, there is fixedly screens groove to carry out screens to " steel mesh reinforcement ", be then fixed;
The 4th step: also have fixing " bolt hole " in left Die and mould plate and right Die and mould plate, in assembled Die and mould plate process, " lower floor's steel mesh reinforcement " is fixed with " nuts and seal washer " after by bolt hole, uses " seal washer " and " nuts " to seal " Die and mould plate ";
The 5th step: be placed with " the little groove mould of iron chains " of 2 logical iron chains of " lifting mould " at " bed die plate ", this is to be fixedly installed especially to place in " bed die plate " to put two " the little groove moulds of iron chains ";
The 6th step: " mold plate " " the front and back Die and mould plate " of fixing " the fixedly bolt of rail fastening nail and steel mesh reinforcement " and " left side of " lower floor's steel mesh reinforcement ", right Die and mould plate " in " bottom gusset plate ", be fixed assembled with " bed die plate " whole Die and mould plate, " roof reinforcement plate and front gusset plate and post-reinforcing plate and left gusset plate and right gusset plate " all reinforced fixing firm to all " Die and mould plate ", " building hole " by " roof reinforcement plate " and " mold plate " carries out joints cement concrete, and carry out high pressure and exert pressure and build at " mold plate " upper cover " steel plate ".
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| CN104140040B (en) * | 2014-07-24 | 2016-06-08 | 武汉市汉阳市政建设集团公司 | For portal crane rail extension apparatus under the variable section structure system of subway station |
| CN106151883A (en) * | 2016-07-05 | 2016-11-23 | 中冶天工集团天津有限公司 | A kind of pipeline protection device and construction method thereof |
| CN106087701B (en) * | 2016-08-10 | 2017-09-12 | 上海市城市建设设计研究总院（集团）有限公司 | Elevated bridge and underground pipe gallery build structure jointly |
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| US1899474A (en) * | 1930-11-29 | 1933-02-28 | Ono Ryoe | Method of constructing subway tunnels |
| CN2913433Y (en) * | 2004-02-20 | 2007-06-20 | 王白青 | Tridimensional traffic lines and elevated track utilizing road middle and edge space |
| CN201116352Y (en) * | 2007-10-09 | 2008-09-17 | 郭关鸣 | Multilayer integral city underground passageway |
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| KR101008552B1 (en) * | 2009-10-21 | 2011-01-14 | 주식회사경도 | Pipe structure using wire rope and underground passage construction method using the same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1899474A (en) * | 1930-11-29 | 1933-02-28 | Ono Ryoe | Method of constructing subway tunnels |
| CN2913433Y (en) * | 2004-02-20 | 2007-06-20 | 王白青 | Tridimensional traffic lines and elevated track utilizing road middle and edge space |
| CN201116352Y (en) * | 2007-10-09 | 2008-09-17 | 郭关鸣 | Multilayer integral city underground passageway |
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Granted publication date: 20141022 Termination date: 20170503 |