CN108103950A - A kind of Combined steel structure highway bridge assembling process - Google Patents
A kind of Combined steel structure highway bridge assembling process Download PDFInfo
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- CN108103950A CN108103950A CN201711475970.7A CN201711475970A CN108103950A CN 108103950 A CN108103950 A CN 108103950A CN 201711475970 A CN201711475970 A CN 201711475970A CN 108103950 A CN108103950 A CN 108103950A
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The present invention relates to a kind of Combined steel structure highway bridge assembling process, include the following steps：（1）After moulding bed positioning is always spelled in whole segment on transverse beam assembly of the assembly after good, block always spells the assembly on moulding bed in whole segment in the middle part of the component completion of installation stringer；（2）The assembled bottom board unit on independent block moulding bed installs tabula component, longitudinal rib, edge steel cell compartment component, vertical web component, middle part steel cell compartment component, ultimately forms top and open wide chamber, complete all welding jobs successively after positioning；（3）It is always spelled in whole segment and lifts left and right side box beam block on moulding bed successively, then anchor box assembly, middle beam top plate unit are installed successively, choose arm component, side box beam top plate unit and measurement installation anchor tube.The advantage of the invention is that：The present invention constructs using piecemeal, subassembly, operation break-down shunting, is made by product center of piecemeal body, and most the assembly of piecemeal body is integral at last, greatly improves production efficiency, shortens fabrication cycle.
Description
Technical field
The invention belongs to bridge manufacturing technology field, more particularly to a kind of Combined steel structure highway bridge assembling process.
Background technology
With the rapid development of social economy, the pressure of land transportation increasingly highlights, in order to solve this pressure, largely
The projects such as railway, highway build it is imperative, in order to across road by great rivers, the bridge of large span
Using certainty is tended to, people are also designed in the structure of the bridge to different distance.
The bridge that the present invention studies be the combined fine strain of millet box beam of steel construction, bridge floor overall with 44m, middle part fine strain of millet highest 2.465m, in
Portion uses the combined beam of hollow out, and both sides bottom is back cover, top is hollow type box beam；Top plate sets 2.00% horizontal slope, entire section
Match with access bridge skew web plate section；Steel box-girder material selection Q345qD bridge structure steel, top plate thickness of slab generally use 25mm,
The trapezoid rib that longitudinal rib uses 8mm steel plates to be pressed into of putting more energy into of edge box beam bottom plate；Crossbeam uses the diaphragm plate of complete board type, horizontal
Rib（I.e.：Diaphragm plate）Thickness is 16mm, and the anchor structure of suspension cable and girder steel is all welded construction；Bridge location sets up the whole segment of steel box-girder
Between assembly during, edge box beam top plate, bottom plate, bottom plate reinforcing rib and longitudinal-beam web plate, upper and lower panel using bolt shape
Formula, usual assembling process do not use piecemeal, subassembly, shunting construction operation, directly carry out integral assembling, efficiency is low, Duo Gegong
Kind operation concentrates in together, and the production cycle is long.
Therefore, research and development one kind can greatly improve production efficiency, shorten the Combined steel structure highway bridge of fabrication cycle
Assembling process is necessary.
The content of the invention
The technical problem to be solved in the present invention is to provide one kind can greatly improve production efficiency, shorten the group of fabrication cycle
Mould assembly steel construction highway bridge assembling process.
In order to solve the above technical problems, the technical scheme is that：A kind of Combined steel structure highway bridge assembly work
Skill, innovative point are：The Combined steel structure highway bridge is by middle part block and is arranged on the sides of middle part block both sides
Box beam block is formed, and the middle part block includes a transverse beam assembly, the stringer component for being vertically installed in transverse beam assembly middle and upper part
And stringer component both sides are symmetrically disposed on, and positioned at the crossbeam top plate unit of transverse beam assembly upper surface；The side box beam block
Body includes bottom board unit of the upper surface equipped with inverted U rib, the side box beam top plate unit being correspondingly arranged with bottom board unit and sets
The anchor tube in side box beam top plate unit is put, the inner end of inverted U rib is vertically installed with tabula unit, indulges successively in bottom board unit
Rib and steel cell compartment component are equipped in the both sides of each tabula plate unit and surround inverted U rib, tabula plate unit, longitudinal rib and steel cell compartment group
The vertical web component of part, and anchor box assembly, middle part longitudinal rib and middle part steel lattice are also equipped with successively between the vertical web component in centre two
Chamber component, the side box beam block further include be arranged on the vertical web component outer end face in outside choose arm component；The assembling process
Include the following steps：
（1）After moulding bed positioning is always spelled in whole segment on transverse beam assembly of the assembly after good, vertically pacify in the middle part of transverse beam assembly upper surface
Stringer component is filled, and controls 1 ≯ 2 mm of perpendicularity deviation δ, completion middle part block always spells the assembly on moulding bed, shape in whole segment
Into the first middle part block；
（2）By independent block moulding bed positioning on bottom board unit component, after positioning, at bottom board unit both ends the inner end of inverted U rib according to
Secondary right angle setting tabula plate unit, right-angled trapezium longitudinal rib and steel cell compartment component, and control 1 ≯ 2 mm of perpendicularity deviation δ；Then exist
The vertical web component of inverted U rib, tabula plate unit, longitudinal rib and steel cell compartment component, control are surrounded in the both sides installation of each tabula plate unit
The mm of the vertical web edges of boards straightness deviation of system≤3, it is trapezoidal vertical finally to install median straight angle successively between the vertical web components in centre two
Rib and middle part steel cell compartment component form top and open wide chamber, and complete all welding；
（3）By step（2）The top of formation, which is opened wide chamber and lifted respectively to the whole segment of the first middle part block both sides, always spells moulding bed
On, and complete the assembly with the first middle part block；Then anchor box assembly is installed between indulging web component to centre two, and in
Portion's longitudinal rib is arranged close to, while will be chosen arm component right angle setting to top and be opened wide chamber outer end both sides, control perpendicularity deviation δ 1
≯2 mm；Middle beam top plate unit and side box beam top plate unit are installed successively again, the depth of parallelism≤1mm is controlled, finally in side case
Anchor tube on back plate unit is installed, forms Combined steel structure highway bridge.
Further, the transverse beam assembly includes a bottom plate, and the vertical plate that length is more than bottom plate is vertically equipped on bottom plate,
Be arranged with the horizontal ribs A of parallel mat in the both sides of vertical plate upper end, and the horizontal ribs A on each side be symmetricly set on it is perpendicular
Straight panel both sides, spaced set is gone back on each horizontal ribs A perpendicular ribs A perpendicular to horizontal ribs A.
Further, the stringer component is an I-shaped structure, and is equipped in one end of stringer component and crossbeam
The gap of component cooperation.
Further, the tabula plate unit includes center body with holes, and edge is respectively equipped in the upper and lower both sides in hole
The horizontal ribs B of body length direction extension, and the perpendicular reinforcement perpendicular to horizontal ribs B is additionally provided between two horizontal ribs B
Rib B, and perpendicular ribs B is located at setting in the middle part of body, and it is arranged on the both sides in hole.
Further, the steel cell compartment component includes a L-type body, if being evenly distributed on the one side of L-type body
The circular hole of dry spaced set, and open round-meshed a side and be equipped with several U-type grooves being correspondingly arranged with circular hole；The steel
Cell compartment component further includes several fixed plates perpendicular to L-type body and spaced set.
Further, the anchor box assembly includes center bottom plate with holes, is vertically installed on bottom plate positioned at hole two
The fixed plate of side, center top plate with holes is equipped at the middle part in dead plate upper end face and several add top plate and fixed plate
Solid securing plate.
Further, always assembled moulding bed is composed using grid structure and support column for whole segment, and grid structure
Mainly by upright supports transverse direction and longitudinal direction structure is added to combine to be formed and the matched grid structure of girder steel.
The advantage of the invention is that：
（1）Combined steel structure highway bridge assembling process of the present invention is constructed using piecemeal, subassembly, operation break-down shunting,
It is made by product center of piecemeal body, most the assembly of piecemeal body is integral at last, greatly improves production efficiency, shortens and makes week
Phase；Meanwhile during assembly, the technological parameter of each node is strictly controlled, Combined steel structure highway bridge has been effectively ensured
Splicing accuracy；
（2）Combined steel structure highway bridge assembling process of the present invention, wherein, always assembled moulding bed uses grid structure for whole segment
And support column is composed, bearing capacity is good, and the assembly suitable for the whole segment of Large Steel bridge steel box girder makes.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structure diagram of Combined steel structure highway bridge of the present invention.
Fig. 2 is the concrete structure schematic diagram of Fig. 1 middle cross beam components.
Fig. 3 is the concrete structure schematic diagram of stringer component in Fig. 1.
Fig. 4 is the concrete structure schematic diagram of tabula plate unit in Fig. 1.
Fig. 5 is the concrete structure schematic diagram of steel cell compartment component in Fig. 1.
Fig. 6 is the concrete structure schematic diagram of anchor box assembly in Fig. 1.
Fig. 7~Figure 15 is the process schematic of Combined steel structure highway bridge assembly of the present invention.
Specific embodiment
The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this
It is bright to be limited among the embodiment described scope.
Embodiment
The present embodiment Combined steel structure highway bridge, as shown in Figure 1, Combined steel structure highway bridge is by middle part block
It 1 and is arranged on the side box beam blocks 2 of middle part block 1 both sides and forms, middle part block 1 includes a transverse beam assembly 11, is vertically arranged
In 11 middle and upper part of transverse beam assembly stringer component 12 and be symmetrically disposed on 12 both sides of stringer component, and positioned at transverse beam assembly
The crossbeam top plate unit 13 of 11 upper surfaces；Side box beam block 2 includes bottom board unit 21 and the bottom that a upper surface is equipped with inverted U rib
The side box beam top plate unit 22 and the anchor tube 23 being arranged in side box beam top plate unit 22 that plate unit 21 is correspondingly arranged, in bottom plate
The inner end of inverted U rib is vertically installed with tabula unit 24, longitudinal rib 25 and steel cell compartment component 26 successively on unit 21, in each diaphragm plate
The both sides of unit 24 are equipped with the vertical web component 27 for surrounding inverted U rib, tabula plate unit 24, longitudinal rib 25 and steel cell compartment component 26,
And anchor box assembly 28, middle part longitudinal rib 25 and middle part steel cell compartment component 26 are also equipped with successively between the vertical web component 27 in centre two,
And side box beam block 2 further include be arranged on vertical 27 outer end face of web component in outside choose arm component 29.
In embodiment, as shown in Fig. 2, transverse beam assembly 11 includes a bottom plate 111, it is big that length is vertically equipped on bottom plate 111
In the vertical plate 112 of bottom plate 111, the horizontal ribs 113 of parallel mat is arranged in the both sides of 112 upper end of vertical plate, and it is each
Horizontal ribs 113 on side is symmetricly set on 112 both sides of vertical plate, gone back on each horizontal ribs 113 spaced set have perpendicular to
The perpendicular ribs 114 of horizontal ribs 113.
As shown in figure 3, stringer component 12 is an I-shaped structure, and it is equipped with and crossbeam group in one end of stringer component
The gap 121 that part 11 coordinates.
As shown in figure 4, tabula plate unit 24 includes center body 241 with holes, it is respectively equipped in the upper and lower both sides in hole
The horizontal ribs 242 extended along 241 length direction of body, and be additionally provided between two horizontal ribs 242 perpendicular to horizontal ribs
242 perpendicular ribs 243, and perpendicular ribs 243 is located at 241 middle part of body and sets, and it is arranged on the both sides in hole.
As shown in figure 5, steel cell compartment component 26 includes a L-type body 261, it is uniformly distributed on the one side of L-type body 261
There is the circular hole 262 of several spaced sets, and a side for being provided with circular hole 262 is equipped with several U being correspondingly arranged with circular hole
Type groove 263；The steel cell compartment component 26 further includes several fixed plates 264 perpendicular to L-type body 261 and spaced set.
As shown in fig. 6, anchor box assembly 28 includes center bottom plate 281 with holes, it is vertically installed with and is located on bottom plate 281
The fixed plate 282 of hole both sides, center top plate 283 with holes is equipped at the middle part of 282 upper surface of fixed plate and several are right
The securing plate 284 that top plate 283 and fixed plate 282 are reinforced.
The assembling process of the present embodiment Combined steel structure highway bridge, during assembled, always assembled moulding bed is adopted for whole segment
It is composed with grid structure and support column, and grid structure mainly adds transverse direction and longitudinal direction structure to combine shape by upright supports
Into with the matched grid structure of girder steel；Assembling process specifically comprises the following steps：
（1）As shown in fig. 7, after whole segment on the transverse beam assembly 11 after assembly well is always spelled moulding bed positioning, on transverse beam assembly 11
Right angle setting stringer component 12 in the middle part of end face, and 1 ≯ 2 mm of perpendicularity deviation δ are controlled, it is total in whole segment to complete middle part block
The assembly on moulding bed is spelled, forms the first middle part block；
（2）As shown in Fig. 8~12, independent block moulding bed on 21 component of bottom board unit is positioned, after positioning, in 21 liang of bottom board unit
Hold inner end right angle setting tabula plate unit 24, right-angled trapezium longitudinal rib 25 and the steel cell compartment component 26, and control and hang down successively of inverted U rib
Straight 1 ≯ 2 mm of degree deviation δ；Then installed in the both sides of each tabula plate unit 24 and surround inverted U rib, tabula plate unit 24, longitudinal rib
25 and the vertical web component 27 of steel cell compartment component 26, vertical web edges of boards straightness deviation≤3 mm is controlled, it is finally vertical in centre two
The trapezoidal longitudinal rib 25 of median straight angle and middle part steel cell compartment component 26 between web component 27 are installed successively, top is formed and opens wide chamber,
And complete all welding；
（3）As shown in figure 13, by step（2）The top of formation is opened wide chamber and is lifted respectively to the whole section of the first middle part block both sides
Section is total to spell on moulding bed, and completes the assembly with the first middle part block；As shown in figure 14, then anchor box assembly 28 is installed to centre
It between two vertical web components 27, and is arranged close to middle part longitudinal rib, while 29 right angle setting of arm component to top will be chosen and open wide case
Outdoor end both sides, 1 ≯ 2 mm of control perpendicularity deviation δ；As shown in figure 15, then successively middle beam top plate unit 13 and side are installed
Box beam top plate unit 22 controls the depth of parallelism≤1mm, and anchor tube 23 is finally installed in side box beam top plate unit, forms combination shaped steel
Structure highway bridge.
Basic principle of the invention and main feature and advantages of the present invention has been shown and described above.The skill of the industry
Art personnel it should be appreciated that the present invention is not limited to the above embodiments, the above embodiments and description only describe
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these
Changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent thereof.
Claims (7)
1. a kind of Combined steel structure highway bridge assembling process, it is characterised in that：The Combined steel structure highway bridge by
Middle part block and the side box beam block composition for being arranged on middle part block both sides, the middle part block include a transverse beam assembly, hang down
Directly it is arranged at the stringer component of transverse beam assembly middle and upper part and is symmetrically disposed on stringer component both sides, and positioned at transverse beam assembly
The crossbeam top plate unit of upper surface；The side box beam block includes a upper surface and is equipped with the bottom board unit of inverted U rib and bottom plate list
The side box beam top plate unit and the anchor tube being arranged in side box beam top plate unit that member is correspondingly arranged, the inverted U in bottom board unit
The inner end of rib is vertically installed with tabula unit, longitudinal rib and steel cell compartment component successively, is equipped with and surrounds in the both sides of each tabula plate unit
Inverted U rib, tabula plate unit, the vertical web component of longitudinal rib and steel cell compartment component, and between the vertical web components in centre two also according to
Secondary to be equipped with anchor box assembly, middle part longitudinal rib and middle part steel cell compartment component, the side box beam block, which further includes, is arranged on the vertical web in outside
Component outer end face chooses arm component；The assembling process includes the following steps：
（1）After moulding bed positioning is always spelled in whole segment on transverse beam assembly of the assembly after good, vertically pacify in the middle part of transverse beam assembly upper surface
Stringer component is filled, and controls 1 ≯ 2 mm of perpendicularity deviation δ, completion middle part block always spells the assembly on moulding bed, shape in whole segment
Into the first middle part block；
（2）By independent block moulding bed positioning on bottom board unit component, after positioning, at bottom board unit both ends the inner end of inverted U rib according to
Secondary right angle setting tabula plate unit, right-angled trapezium longitudinal rib and steel cell compartment component, and control 1 ≯ 2 mm of perpendicularity deviation δ；Then exist
The vertical web component of inverted U rib, tabula plate unit, longitudinal rib and steel cell compartment component, control are surrounded in the both sides installation of each tabula plate unit
The mm of the vertical web edges of boards straightness deviation of system≤3, it is trapezoidal vertical finally to install median straight angle successively between the vertical web components in centre two
Rib and middle part steel cell compartment component form top and open wide chamber, and complete all welding；
（3）By step（2）The top of formation, which is opened wide chamber and lifted respectively to the whole segment of the first middle part block both sides, always spells moulding bed
On, and complete the assembly with the first middle part block；Then anchor box assembly is installed between indulging web component to centre two, and in
Portion's longitudinal rib is arranged close to, while will be chosen arm component right angle setting to top and be opened wide chamber outer end both sides, control perpendicularity deviation δ 1
≯2 mm；Middle beam top plate unit and side box beam top plate unit are installed successively again, the depth of parallelism≤1mm is controlled, finally in side case
Anchor tube on back plate unit is installed, forms Combined steel structure highway bridge.
2. Combined steel structure highway bridge assembling process according to claim 1, it is characterised in that：The transverse beam assembly
Including a bottom plate, the vertical plate that length is more than bottom plate is vertically equipped on bottom plate, is arranged in the both sides of vertical plate upper end flat
The horizontal ribs A of row bottom plate, and the horizontal ribs A on each side is symmetricly set on vertical plate both sides, is gone back on each horizontal ribs A
Spaced set has the perpendicular ribs A perpendicular to horizontal ribs A.
3. Combined steel structure highway bridge assembling process according to claim 1 or 2, it is characterised in that：It is described small vertical
Beam assembly is an I-shaped structure, and the gap with transverse beam assembly cooperation is equipped in one end of stringer component.
4. Combined steel structure highway bridge assembling process according to claim 1, it is characterised in that：The diaphragm plate list
Member includes center body with holes, and the horizontal ribs B extended along body length direction is respectively equipped in the upper and lower both sides in hole,
And the perpendicular ribs B perpendicular to horizontal ribs B is additionally provided between two horizontal ribs B, and perpendicular ribs B is located at body middle part and sets
It puts, and is arranged on the both sides in hole.
5. Combined steel structure highway bridge assembling process according to claim 1, it is characterised in that：The steel cell compartment group
Part includes a L-type body, and the circular hole of several spaced sets is evenly distributed on the one side of L-type body, and is provided with circle
The a side in hole is equipped with several U-type grooves being correspondingly arranged with circular hole；The steel cell compartment component further includes several perpendicular to L-type
The fixed plate of body and spaced set.
6. Combined steel structure highway bridge assembling process according to claim 1, it is characterised in that：The anchor box assembly
Including center bottom plate with holes, the fixed plate positioned at hole both sides is vertically installed on bottom plate, in dead plate upper end face
Portion is equipped with center top plate with holes and several securing plates reinforced to top plate and fixed plate.
7. Combined steel structure highway bridge assembling process according to claim 1, it is characterised in that：Whole segment is always assembled
Moulding bed is composed using grid structure and support column, and grid structure mainly adds transverse direction and longitudinal direction structure by upright supports
Combination is formed and the matched grid structure of girder steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475970.7A CN108103950A (en) | 2017-12-29 | 2017-12-29 | A kind of Combined steel structure highway bridge assembling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475970.7A CN108103950A (en) | 2017-12-29 | 2017-12-29 | A kind of Combined steel structure highway bridge assembling process |
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| Publication Number | Publication Date |
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| CN108103950A true CN108103950A (en) | 2018-06-01 |
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ID=62214783
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711475970.7A Pending CN108103950A (en) | 2017-12-29 | 2017-12-29 | A kind of Combined steel structure highway bridge assembling process |
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| Country | Link |
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| CN (1) | CN108103950A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496405A (en) * | 2020-03-31 | 2020-08-07 | 广西路桥工程集团有限公司 | Processing and manufacturing method of split type steel box girder |
| CN111549650A (en) * | 2020-04-25 | 2020-08-18 | 上海洪铺钢结构工程有限公司 | Steel structure bridge and machining process thereof |
| CN111560846A (en) * | 2020-04-30 | 2020-08-21 | 中交路桥华南工程有限公司 | Method for mounting bridge deck system steel longitudinal and transverse beams |
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| CN206736697U (en) * | 2017-05-08 | 2017-12-12 | 中国水利水电第十一工程局有限公司 | It is a kind of to be inverted assembled overpass steel box-girder |
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| US4129917A (en) * | 1978-03-27 | 1978-12-19 | Eugene W. Sivachenko | Bridge structure |
| US20100043153A1 (en) * | 2007-09-27 | 2010-02-25 | Marc Lerner | Bridge structure |
| CN201343703Y (en) * | 2008-12-29 | 2009-11-11 | 中铁宝桥股份有限公司 | Spherical anchorage box of cable tower of large-span cable-stayed bridge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496405A (en) * | 2020-03-31 | 2020-08-07 | 广西路桥工程集团有限公司 | Processing and manufacturing method of split type steel box girder |
| CN111549650A (en) * | 2020-04-25 | 2020-08-18 | 上海洪铺钢结构工程有限公司 | Steel structure bridge and machining process thereof |
| CN111560846A (en) * | 2020-04-30 | 2020-08-21 | 中交路桥华南工程有限公司 | Method for mounting bridge deck system steel longitudinal and transverse beams |
| CN111560846B (en) * | 2020-04-30 | 2022-02-11 | 中交路桥华南工程有限公司 | Method for mounting bridge deck system steel longitudinal and transverse beams |
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