CN110387827A - The manufacturing method and transportation resources of big deck-molding steel box-girder - Google Patents
The manufacturing method and transportation resources of big deck-molding steel box-girder Download PDFInfo
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- CN110387827A CN110387827A CN201910677603.8A CN201910677603A CN110387827A CN 110387827 A CN110387827 A CN 110387827A CN 201910677603 A CN201910677603 A CN 201910677603A CN 110387827 A CN110387827 A CN 110387827A
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- girder
- steel box
- plate
- prepared
- epiplastron
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
A kind of manufacturing method and transportation resources of big deck-molding steel box-girder, are related to box beam technical field.The transportation resources of the big deck-molding steel box-girder is the following steps are included: manufacture top steel box-girder and lower part steel box-girder；Top steel box-girder includes top plate and the multiple epiplastrons and upper spacer for being fixed on top plate bottom, and lower part steel box-girder includes bottom plate and the multiple bottom webs and the lower clapboard that are fixed at the top of bottom plate；Top steel box-girder and lower part steel box-girder are transported to scene and are vertically connected with to form steel box-girder, and epiplastron and corresponding bottom web is made to be vertically connected with to form web, upper spacer and corresponding lower clapboard is made to be vertically connected with to form partition；When transporting top steel box-girder, top steel box-girder is supported on vehicle using the support tube that multiple tops are equipped with hydraulic jack.The manufacturing method of big deck-molding steel box-girder provided by the present application and transportation resources transport to scene splicing by manufacturing top steel box-girder and lower part steel box-girder respectively and obtain the steel box-girder of big deck-molding, improve the splicing precision of steel box-girder and shorten the duration.
Description
Technical field
This application involves box beam fields, in particular to the manufacturing method and transportation resources of a kind of big deck-molding steel box-girder.
Background technique
Steel box-girder is the common structure type of Large Span Bridges, and with the increase of municipal steel case span, its deck-molding also can be substantially
The raising of degree, so that the deck-molding demand of existing municipal administration steel case is up to 6-9m, and existing municipal administration and super expressway shipping height
More limits for height are 4.5 meters, this greatly limits the transport of the box girder segment of big deck-molding, and the steel box-girder of big deck-molding is caused to be difficult to transport
Operation is carried out to scene.
The in-site installation mode of current existing big deck-molding steel box-girder, which is mainly taken in factory, is made into transportable plate unit shape
After formula, by Automobile Transportation, box beam is formed in project on-site assembly by dissipating spelling mode, but there are many lack for this method
Point: first is that the structure manufactured in factory is mostly plate unit or rod piece form, due to not forming stable force structure when transporting in batch,
It is easy to happen uncertain stress deformation in transportational process, is difficult to match with remaining part after being sent to project scene；Second is that big
Template unit scene positioning accuracy is difficult to ensure, need to install that rock-steady structure security risk is larger, and live time duration is long when assembled additional
Uncertain factor is caused to increase；Third is that full spelling bracket need to be set up in assembled region, assembling support materials demand amount is big, while to whole
Body assembly site requirements is high, also extends the duration.
Therefore, it is necessary to a kind of manufacturing methods of new big deck-molding steel box-girder in order to transport to it.
Summary of the invention
The manufacturing method and transportation resources for being designed to provide a kind of big deck-molding steel box-girder of the application, by manufacturing respectively
Top steel box-girder and lower part steel box-girder transport to scene splicing and obtain the steel box-girder of big deck-molding, improve the splicing precision of steel box-girder
And shorten the duration.
Embodiments herein is achieved in that
In a first aspect, the embodiment of the present application provides a kind of manufacturing method of big deck-molding steel box-girder, comprising the following steps:
Top plate and bottom plate, multiple epiplastrons, multiple bottom webs, multiple upper spacers and multiple lower clapboards are manufactured respectively；
Top steel box-girder is prepared in the bottom that epiplastron and upper spacer are fixed on top plate, bottom web and lower clapboard are consolidated
Lower part steel box-girder is prepared at the top of bottom plate；
Top steel box-girder and lower part steel box-girder are vertically connected with, steel box-girder is prepared, and makes epiplastron and corresponding lower abdomen
Plate is vertically connected with to form web, and upper spacer and corresponding lower clapboard is made to be vertically connected with to form partition.
In some optional embodiments, when steel box-girder is prepared, the junction of epiplastron and corresponding bottom web
The first connecting sewing, the second connecting sewing of junction formation of upper spacer and corresponding lower clapboard are formed, the first connecting sewing and second connects
Dislocation forms the difference in height of 100mm or more up and down between seam.
In some optional embodiments, when top steel box-girder is prepared, by adjacent epiplastron and upper spacer it
Between welding formed the first weld seam, make the first weld seam bottom reserve 500mm or more gap do not weld；
And/or when lower part steel box-girder is prepared, formed being welded between the adjacent bottom web and the lower clapboard
Second weld seam, the gap for making the top of second weld seam reserve 500mm or more are not welded.
In some optional embodiments, when top steel box-girder is prepared, previously fabricated obtained multiple tops are used
Top plate is prepared in plate unit splicing, connects a plurality of U-shaped ribbed stiffener in the bottom of top plate, connects a plurality of one in the side of epiplastron
Multiple epiplastrons and multiple upper spacers are alternately connected to the bottom of top plate by word rib；
And/or when lower part steel box-girder is prepared, it is prepared using previously fabricated obtained multiple bottom board units splicing
Bottom plate, connects a plurality of T-type ribbed stiffener at the top of bottom plate, a plurality of rod shaped rib is connected in the side of bottom web, by multiple bottom webs
The bottom of top plate is alternately connected to multiple lower clapboards.
Second aspect, the embodiment of the present application provide a kind of transportation resources of the big deck-molding steel box-girder of first aspect manufacture,
Itself the following steps are included:
Top steel box-girder and lower part steel box-girder are manufactured respectively；Top steel box-girder includes top plate and is fixed on the more of top plate bottom
A epiplastron and multiple upper spacers, lower part steel box-girder include bottom plate and be fixed on multiple bottom webs at the top of bottom plate and it is multiple under every
Plate；
Top steel box-girder and lower part steel box-girder are transported to scene respectively；
Top steel box-girder and lower part steel box-girder are vertically connected with, steel box-girder is prepared, and makes epiplastron and corresponding lower abdomen
Plate is vertically connected with to form web, and upper spacer and corresponding lower clapboard is made to be vertically connected with to form partition；
Wherein, when transporting top steel box-girder, the support tube of hydraulic jack is equipped with by top steel box-girder using multiple tops
It is supported on vehicle, two adjacent support tubes is linked together using the linking beam of adjustable length, make top steel box-girder
In epiplastron and upper spacer be located at the two sides of vehicle.
In some optional embodiments, top steel box-girder and lower part steel box-girder are transported to before scene, by top
Steel box-girder and lower part steel box-girder carry out preassembling, and on the bottom web top of the epiplastron bottom of top steel box-girder and lower part steel box-girder
Portion is installed by matching parts respectively.
In some optional embodiments, when transporting top steel box-girder, between each support tube and top steel box-girder
Backing plate is supported in setting.
In some optional embodiments, when transporting top steel box-girder, adjacent two are supported using the first drag-line
Cylinder links together；
And/or each support tube is connect with car body using the second drag-line.
In some optional embodiments, when steel box-girder is prepared, the junction of epiplastron and corresponding bottom web
The first connecting sewing, the second connecting sewing of junction formation of upper spacer and corresponding lower clapboard are formed, the first connecting sewing and second connects
Dislocation forms the difference in height of 100mm or more up and down between seam.
In some optional embodiments, when top steel box-girder is prepared, by adjacent epiplastron and upper spacer it
Between welding formed the first weld seam, make the first weld seam bottom reserve 500mm or more gap do not weld；
And/or when lower part steel box-girder is prepared, welding between adjacent bottom web and lower clapboard is formed into the second weldering
Seam, the gap for making the top of the second weld seam reserve 500mm or more are not welded.
The beneficial effect of the application is: the manufacturing method of big deck-molding steel box-girder provided by the embodiments of the present application by making respectively
It makes to obtain and there is epiplastron, the top steel box-girder of upper spacer and the lower part steel box-girder with bottom web, lower clapboard, and in assembling
It is vertically connected with top steel box-girder and lower part steel box-girder to form steel box-girder, and epiplastron and corresponding bottom web is made to be vertically connected with shape
At web, upper spacer and corresponding lower clapboard is made to be vertically connected with to form partition, to pass through upper and lower Layered manufacturing top steel box-girder
Height when transport is effectively reduced with lower part steel box-girder, and improves the stability of transfer unit.The embodiment of the present application mentions
The transportation resources of the big deck-molding steel box-girder supplied, which passes through, transports the top steel box-girder manufactured respectively and lower part steel box-girder,
And the method for carrying out splicing assembling at the scene, it effectively raises the splicing precision of big deck-molding steel box-girder and shortens the duration.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram for the steel box-girder being prepared in the embodiment of the present application 1；
Fig. 2 is the structural schematic diagram of the top steel box-girder and lower part steel box-girder that are prepared respectively in the embodiment of the present application 1；
Fig. 3 is the structural schematic diagram of the epiplastron and bottom web in the embodiment of the present application 1；
Fig. 4 is the structural schematic diagram of the upper spacer and lower clapboard in the embodiment of the present application 1；
Fig. 5 is the when using vehicle transport top steel box-girder (only display portion top steel box-girder) in the embodiment of the present application 1
The structural schematic diagram at one visual angle；
Fig. 6 is the structural schematic diagram at the second visual angle when using vehicle transport top steel box-girder in the embodiment of the present application 1；
Fig. 7 is the cross-sectional view of the linking beam used when using vehicle transport top steel box-girder in the embodiment of the present application 1.
In figure: 100, top plate；101, U-shaped ribbed stiffener；110, epiplastron；111, rod shaped rib；120, bottom web；130, on every
Plate；131, it is open；132, the first bayonet；133, the second bayonet；134, third bayonet；135, the 4th bayonet；136, gusset plate；
137, X-type support plate；140, lower clapboard；150, bottom plate；151, T-type ribbed stiffener；160, the first connecting sewing；170, the second connection
Seam；180, side supporting plate；210, support tube；211, connecting hole；212, the first lifting lug；213, the first drag-line；220, hydraulic jack
Top；230, upper support backing plate；300, linking beam；310, the first attachment beam；320, the second attachment beam；330, connecting screw；400,
Lower support backing plate；410, the second lifting lug；420, the second drag-line.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Application product using when the orientation or positional relationship usually put, be merely for convenience of description the application and simplify description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as the limitation to the application.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in this application.
In this application unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
The embodiment of the present application provides a kind of manufacturing method of big deck-molding steel box-girder comprising following steps:
Top plate 100, bottom plate 150, multiple epiplastrons 110, multiple and epiplastron 110 are manufactured respectively according to the specification of steel box-girder
One-to-one bottom web 120, multiple upper spacers 130 and the multiple and one-to-one lower clapboard 140 of upper spacer 130；Wherein, it pushes up
Plate 100 is prepared by previously fabricated obtained multiple top plate units splicing；Bottom plate 150 be by it is previously fabricated obtain it is multiple
Bottom plate veneer splicing is prepared, and the bottom of top plate is also connected with a plurality of U-shaped ribbed stiffener 101, is also connected at the top of bottom plate more
The side of T-type ribbed stiffener 151, epiplastron 110 and bottom web 120 is respectively connected with a plurality of rod shaped rib 111, epiplastron 110 and under
Web 120 is vertically connected with to form the web that side is equipped with a plurality of rod shaped rib 111；Upper spacer 130 and lower clapboard 140 are symmetrical above and below
ㄇ shape plate, upper spacer 130 and lower clapboard 140 be vertically connected with to form partition, and the middle part of partition has the opening 131 of rectangle, on
The top of partition 130 is equipped with the first bayonet 132 of multiple clampings corresponding with U-shaped ribbed stiffener 101, and the side of upper spacer 130 is equipped with
Second bayonet 133 of multiple clampings corresponding with rod shaped rib 111, it is multiple right with T-type ribbed stiffener 151 that the bottom of lower clapboard 140 is equipped with
The third bayonet 134 that should be clamped, the side of lower clapboard 140 are equipped with the 4th bayonet 135 of multiple clampings corresponding with rod shaped rib 111.
Top steel box-girder is prepared in the bottom that epiplastron 110 and upper spacer 130 are fixed on top plate 100, by bottom web
120 and lower clapboard 140 be fixed on the top of bottom plate 150 and lower part steel box-girder be prepared；Wherein, top steel box-girder is reversely being installed
It is assembled on moulding bed, epiplastron 110 and upper spacer 130 are respectively welded in the bottom of top plate 100, and by adjacent epiplastron 110
Weld together with upper spacer 130；Lower layer's box beam forward direction is assembled on installation moulding bed, and bottom web 120 and lower clapboard 140 are distinguished
It is welded in the top of bottom plate 150, and adjacent bottom web 120 and lower clapboard 140 are welded together；Optionally, in upper steel
The two sides of box beam are separately connected side supporting plate 180, and side supporting plate 180 is connect with the bottom of top plate 100 and epiplastron 110 respectively.
Top steel box-girder and lower part steel box-girder are welded up and down, steel box-girder is prepared, and makes epiplastron 110 and corresponding
120 consistency from top to bottom of bottom web welds to form whole web, welds upper spacer 130 and 140 consistency from top to bottom of corresponding lower clapboard
Form whole partition；Wherein, after steel box-girder being prepared, the quadrangle of rectangular aperture 131 is respectively welded one on each partition
A gusset plate 136 being connect with partition, and an X-type support plate 137 is set, four fulcrums of X-type support plate 137 are respectively with four
A gusset plate 136 is welded and fixed.
The manufacturing method of big deck-molding steel box-girder provided by the embodiments of the present application by manufacturing top plate 100, bottom plate respectively
150, multiple epiplastrons 110, it is multiple with the one-to-one bottom web 120 of epiplastron 110, multiple upper spacers 130 and it is multiple with it is upper
The one-to-one lower clapboard 140 of partition 130, and top plate 100, multiple epiplastrons 110 and the assembled connection of multiple upper spacers 130 are made
It is standby to obtain top steel box-girder, lower part steel is prepared in bottom plate 150, multiple bottom webs 120 and the assembled connection of multiple lower clapboards 140
Box beam, welding obtains steel box-girder up and down after then respectively transporting top steel box-girder and lower part steel box-girder to operation field, thus
The height of top steel box-girder and lower part steel box-girder is controlled in order to be transported, and guarantees whole transport top steel box-girder and lower part
Modular construction is stablized indeformable when steel box-girder, improves overall precision when splicing prepares steel box-girder, shortens operation construction period.
In some optional embodiments, when steel box-girder is prepared, the junction of epiplastron 110 and bottom web 120
Form the first connecting sewing 160, the second connecting sewing 170 of junction formation of upper spacer 130 and lower clapboard 140, the first connecting sewing 160
And second dislocation forms the difference in height of 100mm or more up and down between connecting sewing 170.By the way that epiplastron 110 and bottom web 120 are connected
It connects wrong up and down between the first connecting sewing 160 to be formed and upper spacer 130 and the second connecting sewing 170 of the connection formation of lower clapboard 140
Position forms the difference in height of 100mm or more, and the weld seam and the second connecting sewing 170 that the welding of the first connecting sewing 160 can be made to be formed weld
Be staggered enough height between the weld seam of formation, the intensity for avoiding a plurality of weld seam eclipse effect from being welded to connect.
In some optional embodiments, when top steel box-girder is prepared, by adjacent epiplastron 110 and upper spacer
Welding forms the first weld seam between 130, and does not weld in the gap that 500mm or more is reserved in the bottom of the first weld seam.In welding
The gap of 500mm or more is reserved in the bottom of the first weld seam when web 110 and upper spacer 130 form the first weld seam, can incited somebody to action
Top steel box-girder facilitates position and the weldering for adjusting upper spacer 130 and lower clapboard 140 when connecting to obtain steel box-girder with lower part steel box-girder
Fixation is connect, it is accurately assembled to guarantee.
In some optional embodiments, when lower part steel box-girder is prepared, by bottom web 120 and lower clapboard 140 it
Between welding formed the second weld seam, and make the second weld seam top reserve 500mm or more gap do not weld.In welding bottom web
120 and lower clapboard 140 reserve the gap of 500mm or more at the top of the second weld seam when forming the second weld seam, can be by top
Steel box-girder facilitates the position for adjusting upper spacer 130 and lower clapboard 140 and welds solid when connecting to obtain steel box-girder with lower part steel box-girder
It is fixed, it is accurately assembled to guarantee.
The embodiment of the present application also provides a kind of transportation resources of big deck-molding steel box-girder comprising following steps:
Top steel box-girder and lower part steel box-girder are prepared respectively according to the manufacturing method of above-mentioned big deck-molding steel box-girder.
Top steel box-girder and lower part steel box-girder are transported respectively to operation field, wherein when transport top steel box-girder, use
Top steel box-girder is supported on vehicle by the support tube 210 that multiple tops are equipped with hydraulic jack 220, uses adjustable length
Linking beam 300 links together two adjacent support tubes 210, makes epiplastron 110 and upper spacer 130 in the steel box-girder of top
Positioned at the two sides of vehicle；Optionally, top steel box-girder and lower part steel box-girder are transported to before scene, by top steel box-girder under
Portion's steel box-girder carries out preassembling, and at 120 top part of bottom web of 110 bottom of the epiplastron of top steel box-girder and lower part steel box-girder
It An Zhuan not matching parts；Optionally, linking beam 300 includes coaxially arranged and sequentially connected first attachment beam 310, connecting screw
330 and second attachment beam 320, the both ends of the first attachment beam 310 and the second attachment beam 320 are respectively equipped with external screw thread and threaded hole,
The threaded hole that the both ends of connecting screw 330 are arranged with the first attachment beam 310 and 320 end of the second attachment beam respectively is connected by screw thread
Connect, the first attachment beam 310 and the second attachment beam 320 have externally threaded one end respectively with the company that is opened up on two support tubes 210
Hole 211 is connect to be connected through a screw thread；Optionally, upper steel is supported using the support tube 210 that multiple tops are equipped with hydraulic jack 220
When box beam, backing plate 230 is supported in setting between support tube 210 and top steel box-girder；Optionally, when transporting top steel box-girder,
Two adjacent support tubes 210 are linked together using the first drag-line 213；It optionally, will at least one using the second drag-line 420
A support tube 210 is connect with car body；Optionally, when transporting top steel box-girder, the lower support backing plate 400 connecting with vehicle is set,
At least one support tube 210 is connect with lower support backing plate 400 using the second drag-line 420.
Top steel box-girder and the welding of lower part steel box-girder consistency from top to bottom are made according to the manufacturing method of above-mentioned big deck-molding steel box-girder
It is standby to obtain steel box-girder.
The transportation resources of big deck-molding steel box-girder provided by the embodiments of the present application by respectively manufacture obtain upper steel box beam and
Lower part steel box-girder, and top steel box-girder is supported on vehicle by the support tube 210 that multiple tops are equipped with hydraulic jack 220
It is transported, epiplastron 110 and upper spacer 130 in the steel box-girder of top is made to be located at the two sides of vehicle, support bottom that can be stable
There is the top steel box-girder of epiplastron 110 and upper spacer 130 to be transported in portion, to control top steel box-girder and lower part steel box-girder
Height in order to be transported, and it is constant to guarantee that whole modular construction when transporting top steel box-girder and lower part steel box-girder is stablized
Shape；Wherein, two adjacent support tubes 210 are linked together by using the linking beam of adjustable length 300, can be facilitated
Each support tube 210 is connected into an entirety using linking beam 300 by staff, effectively improves each support tube 210
The stability of top steel box-girder is supportted, the personnel of working at the same time can also link by adjusting the distance of each support tube 210 and utilizing
Beam 300 is attached；Two adjacent support tubes 210 are linked together and are used the second drag-line 420 using the first drag-line 213
Each support tube 210 is connect with car body, can further guarantee each connecting cylinder and connecting cylinder is connected into shape with car body
At a stable entirety, guarantee each support tube 210 and the stable support top steel box-girder of car body；In the liquid of support tube 210
It presses and supports backing plate 230 between jack 220 and top steel box-girder in setting, can guarantee that the bottom stress of top steel box-girder is equal
It is even；By the way that the lower support backing plate 400 connecting with vehicle is arranged, and support tube 210 is connect with lower support backing plate 400, Neng Goujin
The stability that the raising support tube 210 of one step is connected with car body guarantees the support to top steel box-girder.
In some alternative embodiments, the quantity of support tube 210 can also be four, six, eight, ten, 12
It is a and 12 or more；Optionally, each, support tube 210 can also be in two rows and three column arrangements or in three rows and two column cloth
It sets or in two rows and four column arrangements or in three rows and four column arrangements；Optionally, the connecting hole 211 opened up on support tube 210
Quantity can also be two and four or more；Optionally, the quantity for the first lifting lug 212 that support tube 210 connects can also be one
It is a, three, four or more；Optionally, the length of the first attachment beam 310 in linking beam 300 and the second attachment beam 320
It can also be 0.4m, 0.5m, 0.6m, 0.7m, 0.8m, 0.9m, 1m and 1m or more, the length of connecting screw 330 can also be
0.3m, 0.4m, 0.5m, 0.6m, 0.7m, 0.8m and 0.8m or more.
It is described in further detail below in conjunction with feature and performance of the specific embodiment to the application.
Embodiment 1
The embodiment of the present application provides a kind of transportation resources of big deck-molding steel box-girder comprising following steps:
It please refers to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, manufactures top plate 100, the epiplastron 110, four of bottom plate 150, four respectively
With 110 120, three upper spacers 130 of one-to-one bottom web of epiplastron and three and the one-to-one lower clapboard of upper spacer 130
140；Wherein, top plate 100 is prepared by the splicing of previously fabricated five obtained top plate unit；Bottom plate 150 is by making in advance
The four bottom plate veneer splicings made are prepared, and the bottom of top plate 100 is also connected with 38 and is parallel to each other and is spaced
The U-shaped ribbed stiffener 101 of arrangement is also connected with 35 at the top of bottom board unit and is parallel to each other and spaced apart T-type is put more energy into
Rib 151, the side of epiplastron 110 are connected with about five parallel and spaced apart rod shaped ribs 111, the side of bottom web 120
About four parallel and spaced apart rod shaped ribs 111, epiplastron 110 and bottom web 120 are connected with for being vertically connected with to be formed
Side is equipped with the web of nine rod shaped ribs 111；Upper spacer 130 and lower clapboard 140 are ㄇ shape plate symmetrical above and below, upper spacer 130
It is used to be vertically connected with the partition to form middle part and there is rectangular aperture 131 with lower clapboard 140, the top of upper spacer 130 is equipped with nine
First bayonet 132 of clamping corresponding with U-shaped ribbed stiffener 101, the side of upper spacer 130 is set blocks there are six corresponding with rod shaped rib 111
The second bayonet 133 connect, the bottom of lower clapboard 140 are equipped with the third bayonet 134 of nine clampings corresponding with T-type ribbed stiffener 151, under
The side of partition 140 sets the 4th bayonet 135 there are four clamping corresponding with rod shaped rib 111.
Reversed assembled top steel box-girder, is welded in what epiplastron 110 and upper spacer 130 were alternately arranged on installation moulding bed
The bottom of top plate 100, and adjacent epiplastron 110 and upper spacer 130 are welded together, by adjacent epiplastron 110 and upper
The gap that the reserved 500mm in the first weld seam bottom of formation is welded between partition 130 is not welded, the two sides difference of steel box-girder on top
Connect the side supporting plate 180, side supporting plate 180 are welded with the bottom of top plate 100 and epiplastron 110 respectively；On installation moulding bed just
To assembled lower part steel box-girder, the top for being welded in bottom plate 150 that bottom web 120 and lower clapboard 140 are alternately arranged, and will be adjacent
Bottom web 120 and lower clapboard 140 weld together, the of formation will be welded between adjacent bottom web 120 and lower clapboard 140
It does not weld in the gap that two weld tops reserve 500mm.
Top steel box-girder and lower part steel box-girder are arranged up and down and carry out pre-splicing, epiplastron 110 in adjustment top steel box-girder
With the opposite joining relation of bottom web 120 corresponding in the steel box-girder of lower part, and upper spacer 130 and lower part steel case in the steel box-girder of top are adjusted
Top steel box-girder and lower part steel box-girder is subsequently isolated in opposite joining relation in beam between corresponding lower clapboard 140, and in upper steel case
110 bottom of epiplastron of beam is installed by matching parts identical with corresponding 120 structure size of bottom web, the bottom web of steel box-girder in lower part
120 tops are installed by matching parts identical with corresponding 110 structure size of epiplastron.
Referring to figure 5., shown in Fig. 6 and Fig. 7, top steel box-girder and lower part steel box-girder are transported to operation respectively using vehicle
Scene is fixedly connected with lower support backing plate 400 when transporting top steel box-girder on vehicle first, and nine tops are then equipped with liquid
The support tube 210 of jack 220 is pressed, on lower support backing plate 400, to use adjustable length in the matrix arrangements of three rows and three column
Linking beam 300 connect two adjacent support tubes 210, each support tube 210 is connected with first lifting lug 212, lower support
The quadrangle of backing plate 400 is connected separately with second lifting lug 410, using the first drag-line 213 by two adjacent support tubes 210
First lifting lug 212 links together, using the second drag-line 420 by the second lifting lug 410 and first on immediate support tube 210
Lifting lug 212 connects, and supports backing plate 230 in setting in the hydraulic jack 220 of each support tube 210, top steel box-girder is hung
It is supported on upper support backing plate 230, and the epiplastron 110 of top steel box-girder and upper spacer 130 is made to be located at the two of vehicle
Side guarantees upper 230 water of support backing plate of top steel box-girder bottom by adjusting the hydraulic jack at nine support tubes, 210 top
Plain cloth is set, and is fixed top steel box-girder with vehicle using rope.Wherein, 12 linking beams 300 used herein, and it is each
Linking beam 300 includes coaxially arranged and sequentially connected first attachment beam 310, connecting screw 330 and the second attachment beam 320,
The both ends of first attachment beam 310 and the second attachment beam 320 are respectively equipped with external screw thread and threaded hole, the both ends point of connecting screw 330
The threaded hole not being arranged with the first attachment beam 310 and 320 end of the second attachment beam is connected through a screw thread, 310 He of the first attachment beam
There is second attachment beam 320 externally threaded one end to be connected respectively with the connecting hole 211 opened up on two support tubes 210 by screw thread
It connects, 12 linking beams 300 are divided into two groups by specification, and the quantity of two groups of linking beams 300 is six, and first group of linking beam
The length of the first attachment beam 310 and the second attachment beam 320 in 300 is 1m, and the length of connecting screw 330 is 0.6m, and second
The length of the first attachment beam 310 and the second attachment beam 320 in group linking beam 300 is 0.3m, and the length of connecting screw 330 is
0.2m。
Top steel box-girder and lower part steel box-girder are transported to operation field respectively, remove top steel box-girder and lower part steel case
Top steel box-girder and lower part steel box-girder are welded up and down and steel box-girder are prepared, and make four blocks of epiplastrons 110 by the matching parts on beam
Welded with 120 consistency from top to bottom of corresponding four pieces of bottom webs to be formed it is whole obtain web, make three pieces of upper spacers 130 and three pieces corresponding
140 consistency from top to bottom of lower clapboard, which welds to be formed, integrally obtains partition, makes first that epiplastron 110 and 120 weld of bottom web are formed
Dislocation forms 100mm up and down between the second connecting sewing 170 that connecting sewing 160 and upper spacer 130 and 140 weld of lower clapboard are formed
Difference in height；The gusset plate connecting with partition 136 is respectively welded in the quadrangle of the rectangular aperture 131 of each partition, and sets
An X-type support plate 137 is set, four fulcrums of X-type support plate 137 are welded and fixed with four gusset plates 136 respectively.
Embodiments described above is some embodiments of the present application, instead of all the embodiments.The reality of the application
The detailed description for applying example is not intended to limit claimed scope of the present application, but is merely representative of the selected implementation of the application
Example.Based on the embodiment in the application, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Claims (10)
1. a kind of manufacturing method of big deck-molding steel box-girder, which comprises the following steps:
Top plate and bottom plate, multiple epiplastrons, multiple bottom webs, multiple upper spacers and multiple lower clapboards are manufactured respectively；
Top steel box-girder is prepared in the bottom that the epiplastron and the upper spacer are fixed on the top plate, by the lower abdomen
Plate and the lower clapboard, which are fixed at the top of the bottom plate, is prepared lower part steel box-girder；
The top steel box-girder and the lower part steel box-girder are vertically connected with and steel box-girder are prepared, and makes the epiplastron and right
The bottom web answered is vertically connected with to form web, make the upper spacer and the corresponding lower clapboard be vertically connected with to be formed every
Plate.
2. the manufacturing method of big deck-molding steel box-girder according to claim 1, which is characterized in that when steel box-girder is prepared,
The junction of the epiplastron and the corresponding bottom web formed the first connecting sewing, the upper spacer and it is corresponding it is described under every
The junction of plate forms the second connecting sewing, and dislocation forms 100mm up and down between first connecting sewing and second connecting sewing
Above difference in height.
3. the manufacturing method of big deck-molding steel box-girder according to claim 1, which is characterized in that top steel box-girder is prepared
When, welding between the adjacent epiplastron and the upper spacer is formed into the first weld seam, keeps the bottom of first weld seam pre-
The gap of 500mm or more is stayed not weld；
And/or when lower part steel box-girder is prepared, welding between the adjacent bottom web and the lower clapboard is formed second
Weld seam, the gap for making the top of second weld seam reserve 500mm or more are not welded.
4. the manufacturing method of big deck-molding steel box-girder according to claim 1, which is characterized in that top steel box-girder is prepared
When, top plate is prepared in the multiple top plate units splicing obtained using previously fabricated, and in the bottom of top plate, connection is a plurality of U-shaped puts more energy into
Rib connects a plurality of rod shaped rib in the side of epiplastron, and multiple epiplastrons and multiple upper spacers are alternately connected to the bottom of top plate；
And/or when lower part steel box-girder is prepared, bottom is prepared using previously fabricated obtained multiple bottom board units splicing
Plate, connects a plurality of T-type ribbed stiffener at the top of bottom plate, connects a plurality of rod shaped rib in the side of bottom web, by multiple bottom webs and
Multiple lower clapboards are alternately connected to the bottom of top plate.
5. a kind of transportation resources of big deck-molding steel box-girder, which is characterized in that itself the following steps are included:
Top steel box-girder and lower part steel box-girder are manufactured respectively；The top steel box-girder includes top plate and is fixed on the top plate bottom
Multiple epiplastrons and multiple upper spacers, the lower part steel box-girder includes bottom plate and multiple lower abdomens for being fixed at the top of the bottom plate
Plate and multiple lower clapboards；
The top steel box-girder and the lower part steel box-girder are transported to scene respectively；
The top steel box-girder and the lower part steel box-girder are vertically connected with and steel box-girder are prepared, and makes the epiplastron and right
The bottom web answered is vertically connected with to form web, make the upper spacer and the corresponding lower clapboard be vertically connected with to be formed every
Plate；
Wherein, when transporting the upper steel box beam, the support tube of hydraulic jack is equipped with by the upper steel using multiple tops
Box beam is supported on vehicle, and two adjacent support tubes are linked together using the linking beam of adjustable length, make institute
State the two sides that the epiplastron and the upper spacer in the steel box-girder of top are located at the vehicle.
6. the transportation resources of big deck-molding steel box-girder according to claim 5, which is characterized in that by the top steel box-girder and
The lower part steel box-girder is transported to before scene, by the top steel box-girder and lower part steel box-girder progress preassembling, and
Matching parts is installed respectively at the top of the bottom web of the epiplastron bottom of the top steel box-girder and the lower part steel box-girder.
7. the transportation resources of big deck-molding steel box-girder according to claim 5, which is characterized in that transport the upper steel box beam
When, backing plate is supported in setting between each support tube and the top steel box-girder.
8. the transportation resources of big deck-molding steel box-girder according to claim 5, which is characterized in that transport the upper steel box beam
When, two adjacent support tubes are linked together using the first drag-line；
And/or each support tube is connect with car body using the second drag-line.
9. the transportation resources of big deck-molding steel box-girder according to claim 5, which is characterized in that when steel box-girder is prepared,
The junction of the epiplastron and the corresponding bottom web formed the first connecting sewing, the upper spacer and it is corresponding it is described under every
The junction of plate forms the second connecting sewing, and dislocation forms 100mm up and down between first connecting sewing and second connecting sewing
Above difference in height.
10. the transportation resources of big deck-molding steel box-girder according to claim 5, which is characterized in that upper steel case is prepared
Welding between the adjacent epiplastron and the upper spacer is formed the first weld seam, makes the bottom of first weld seam by Liang Shi
It does not weld in the gap of reserved 500mm or more；
And/or when lower part steel box-girder is prepared, welding between the adjacent bottom web and the lower clapboard is formed second
Weld seam, the gap for making the top of second weld seam reserve 500mm or more are not welded.
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| CN201910677603.8A CN110387827A (en) | 2019-07-25 | 2019-07-25 | The manufacturing method and transportation resources of big deck-molding steel box-girder |
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Application publication date: 20191029 |