CN205772854U - The walking track of a kind of gantry crane lifting steel truss girder sections supports - Google Patents
The walking track of a kind of gantry crane lifting steel truss girder sections supports Download PDFInfo
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- CN205772854U CN205772854U CN201620511285.XU CN201620511285U CN205772854U CN 205772854 U CN205772854 U CN 205772854U CN 201620511285 U CN201620511285 U CN 201620511285U CN 205772854 U CN205772854 U CN 205772854U
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Abstract
This utility model relates to the walking track of a kind of gantry crane lifting steel truss girder sections and supports, wherein gantry crane (40) is mobile along described loop wheel machine track (10), arranges riverbank track foundation (20) and river course track foundation (30) under described loop wheel machine track (10)；Riverbank track foundation (20) is laid on riverbank, is fixed together by the bottom of pre-embedded steel slab with loop wheel machine track (10)；River course track foundation (30) includes track crossbeam (31) and is arranged on the basis, river course of track crossbeam (31) bottom；Loop wheel machine track (10) is arranged on above described track crossbeam (31).This utility model can not only meet construction precision and prescription, it is also possible to ensureing to pass the flood period, compare with erection trestle of the prior art or operation platform, gantry crane middle orbit foundation engineering amount is less, the time is shorter, also ensure that the duration, has saved time cost.
Description
Technical field
This utility model relates to high-altitude maintenance equipment, particularly relates to the walking of a kind of gantry crane lifting steel truss girder sections
Track supports.
Background technology
For needing the crossing bridge construction ensureing navigation or passing the flood period, erection construction trestle or over-water construction is generally used to put down
The method of platform, the main hanging device using both approaches is automobile loop wheel machine or crawler crane.But, for intersegmental
The girder truss of the assembled the highest all-welded structure of positioning requirements, both hanging device poor stabilities, it is impossible to ensure welding quality
And Arched Bridge Construction Linear.
In order to ensure Arched Bridge Construction Linear and welding quality, need hanging device have the strongest stability and can realize location micro-
Adjust, compare under, gantry crane more can meet requirement.But in the bridge construction process in cross a river road, the row of gantry crane
Walk track and support the difficult point becoming design.
Set up trestle or operation platform if used, then quantities is the biggest, long in time limit, and cost is the highest, is also not easy to block up
Plug river course, it is impossible to ensure the requirement of flood control in flood season.It is thus desirable to seek one, quantities is the least, the construction period is short, and cost is relative
Cheap walking rail support structures supports the operation of gantry crane.
Utility model content
The purpose of this utility model is for the problem that presently, there are, it is provided that a kind of gantry crane lifting steel truss girder sections
Walking rail support structures.
The purpose of this utility model is achieved through the following technical solutions:
This utility model provides the walking rail support structures of a kind of gantry crane lifting steel truss girder sections, comprising:
Loop wheel machine track, riverbank track foundation, river course track foundation；
Gantry crane moves along described loop wheel machine track, arranges riverbank track foundation and river course track base under described loop wheel machine track
Plinth；
Described riverbank track foundation is laid on riverbank, is fixed together by the bottom of pre-embedded steel slab with loop wheel machine track；
Described river course track foundation includes track crossbeam and is arranged on the river being made up of temporary rest pier bottom track crossbeam
Basis, road；Loop wheel machine track is arranged on above described track crossbeam.
Further, described riverbank track foundation includes:
First riverbank track foundation；Described first riverbank track foundation is respectively fill stratum, metalling, pillow from bottom to top
Wood；Described sleeper is multiple, is the most equidistantly evenly arranged, and tamps with rubble between sleeper；Lay on sleeper
Loop wheel machine track, fixes with railway spike between loop wheel machine track and sleeper.
Further, described riverbank track foundation includes:
Second riverbank track foundation；Described second riverbank track foundation includes filled ground layer, armored concrete bar shaped base
Plinth layer and pre-embedded steel slab；Described reinforced concrete strip foundation layer is arranged on above filled ground layer, and its bottom arranges reinforcing bar
Mesh sheet；Described pre-embedded steel slab is used for fixing loop wheel machine track, be arranged in reinforced concrete strip foundation layer centrage two
Side and the distance away from centrage, slightly larger than the half of loop wheel machine track width, are positioned at the pre-embedded steel slab of the every side of loop wheel machine track for many
Individual, and interval setpoint distance layout.
Further, described track crossbeam 31 includes:
At top and the wing plate of bottom, web, deep floor and dividing plate between top wing plate and bottom flap；
Described web and upper and lower wing plate form cavity casing, the middle cavity of cavity casing be separated by setting spacing be welded with every
Plate；Deep floor is multiple, and one end of a part of deep floor is welded on web, one end of another part deep floor and the wing
Plate connects.
Further, basis, described river course includes: the first temporary rest pier；
Described first temporary rest pier uses and expands concrete foundation；This expansion concrete foundation top pre-buried steel plate conduct
Base plate, its track crossbeam with top is fixed；Expand the most pre-buried L-type reinforcement being connected with base plate in concrete foundation, and
It is furnished with reinforced mesh to be fixed together with reinforcement；The reinforced mesh of intertexture it is provided with in reinforcement lower horizontal.
Further, basis, described river course also includes: the second temporary rest pier；
Described second temporary rest pier includes: the first column, bridge, track crossbeam connecting plate, the second column, connection beam, tiltedly
Support, crossbeam；Described first column is symmetrically arranged in the both sides dodging thing, and bridge is fixed on its top, and bridge is stood with the first of both sides
Post forms N-shaped structure, and middle cavity can stride across dodges thing；The two ends of bridge are welded with track crossbeam connecting plate, and with weldering
It is connected on the end plate connection of the big beam end of track together；
Second column is separately positioned on outside the left and right of the first column, and its top is provided with crossbeam, and this crossbeam is arranged in-orbit
The bottom of road crossbeam；Linked together by connection beam between second column and the first column；
First column and the second column bottom are welded with base plate, and this base plate is fixed together with the cushion cap of bottom.
Further, basis, described river course also includes: the 3rd temporary rest pier；
Described 3rd temporary rest pier includes: the 3rd column, crossbeam, track crossbeam, connection beam, diagonal brace, base plate, drill-pouring
Stake, cap；
3rd column divides left and right two rows to be arranged symmetrically with；It is associated together by connection beam between adjacent two the 3rd columns；
Crossbeam, crossbeam and the 3rd column bottom it are set above the 3rd column along the longitudinal direction and form N-shaped structure；Track
Crossbeam is arranged on above above-mentioned crossbeam in left-right direction；
The bottom of the 3rd column arranges base plate；Base plate is fixed on cap；
Cap pours formation by secondary, and bottom is cast-in-situ bored pile, arranges steel reinforcement cage in the pile body of cast-in-situ bored pile.
By above-mentioned the technical solution of the utility model it can be seen that this utility model has the following technical effect that
This utility model is by arranging track foundation under the walking track of gantry crane, and the track foundation of two sides can be straight
Connecing and be laid on roadbed, river course part arranges temporary rest pier, temporary rest pier sets up steel box-girder in order to place crane runway.The party
Case can not only meet construction precision and prescription, it is also possible to ensures to pass the flood period, and erection trestle of the prior art or construction
Platform is compared, and gantry crane middle orbit foundation engineering amount is less, the time is shorter, also ensure that the duration, has saved time cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the walking track support of the gantry crane of lifting steel truss girder sections of the present utility model；
Fig. 2 a is the front view of the first riverbank track foundation in this utility model；
Fig. 2 b is the left view of the first riverbank track foundation in this utility model；
Fig. 3 is the structural representation of the second riverbank track foundation in this utility model；
Fig. 4 is the structural representation of the river course track foundation in this utility model；
Fig. 5 is the structural representation of the track crossbeam in this utility model；
Fig. 6 is the structural representation of the second temporary rest pier in this utility model；
Fig. 7 a is the front view of the structure of the 3rd temporary rest pier 323；
Fig. 7 b is the left view of the structure of the 3rd temporary rest pier 323.
In accompanying drawing:
Loop wheel machine track 10, riverbank track foundation 20, river course track foundation the 30, first riverbank track foundation the 21, second riverbank
Track foundation 22；Fill stratum 211, metalling 212, sleeper 213；Filled ground layer 221, reinforced concrete strip foundation layer 222,
Pre-embedded steel slab 223；Track crossbeam 31；Wing plate 311, web 312, deep floor 313 and dividing plate 314；River course track foundation 32 (figure
Not shown in)；First temporary rest pier the 321, second temporary rest pier 322 and the 3rd temporary rest pier 323；First column 322 1, bridge
322 2, track crossbeam connecting plate the 322 3, second column 322 4, connection beam 322 5, diagonal brace 322 6, crossbeam 322 7；3rd
Column 323 1, base plate 323 2, cast-in-situ bored pile 323 3, cap 323 4.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical scheme of the application, below with reference to accompanying drawing to this reality
It is described in further details with novel.
The orientation terms such as upper and lower, left and right in present specification, front and rear are based on position relationship shown in the drawings
Set up.Accompanying drawing is different, then corresponding position relationship is also possible to change therewith, therefore can not be interpreted as protection model with this
The restriction enclosed.
In description of the present utility model, it is to be understood that belong to " first ", " second " is only used for describing purpose, and
It is not intended that indicate or imply or the implicit quantity indicating indicated technical characteristic.Thus define " first " or
The feature of " second " can express or implicitly include one or more described features.In description of the present utility model
In, the implication of " multiple " refers to two or more, unless otherwise expressly limited specifically.
In this utility model, belong to " installation ", be connected ", " connecting ", " connection ", " fixing " etc. should be interpreted broadly, example
As, can be fixing connection, it is also possible to be to removably connect, it is also possible to be to be integrally connected, it is also possible to be to be mechanically connected, it is possible to
Being to electrically connect maybe can be in communication with each other, it is also possible to be to be directly connected to, it is also possible to be to be indirectly connected with by intermediary, Ke Yishi
UNICOM within two components and parts, it is also possible to be the interaction relationship of two components and parts.Ordinary skill people for this area
For Yuan, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
This utility model provides the walking track of a kind of gantry crane lifting steel truss girder sections to support, its structure such as Fig. 1
Shown in, including:
Loop wheel machine track 10, riverbank track foundation 20, river course track foundation 30.
Gantry crane 40 moves along loop wheel machine track 10, and loop wheel machine track arranges riverbank track foundation 20 and river course track base for 10 times
Plinth 30.
Riverbank track foundation 20 includes the first riverbank track foundation 21 and the second riverbank track foundation 22.
River course track foundation 30 includes track crossbeam 31 and is made up of the temporary rest pier being arranged on bottom track crossbeam 31
Basis, river course 32.
First riverbank track foundation 21:
It is preferable that first riverbank track foundation 21 is applicable to geological conditions, on the riverbank that place is the most smooth, uses sleeper
Form lays loop wheel machine track with cost-effective.Its structure as shown in Figure 2 a and 2 b, including:
It is respectively fill stratum 211, metalling 212, sleeper 213 from bottom to top.Sleeper 213 is multiple, in left-right direction between
Every being equidistantly evenly arranged, tamp with rubble between sleeper 213, metalling 212 shape bottom these rubbles and sleeper 213
Integral.Lay loop wheel machine track 10 on sleeper 213, fix with railway spike between loop wheel machine track 10 and sleeper 213.
The compactness of above-mentioned fill stratum 211 is not less than 95%, and foundation bearing capacity is not less than 180kPa.
Above-mentioned metalling 212 20cm rubble tamps.
Above-mentioned sleeper 213 can be that length is not less than 1.3 meters, the sleeper of 20cm × 20cm, is spaced 60cm on metalling
Place, tamp with rubble between sleeper 213.
Second riverbank track foundation 22:
Second riverbank track foundation 22 is applicable to the riverbank that geological conditions is poor, and it uses concrete continuous footing.Its knot
Structure is as it is shown on figure 3, include:
Filled ground layer 221, reinforced concrete strip foundation layer 222 and pre-embedded steel slab 223.
The compactness of filled ground layer 221 is not less than 95%, and foundation bearing capacity is not less than 180kPa.
Reinforced concrete strip foundation layer 222 is arranged on above filled ground layer 221, and it can be highly 300mm.Its
Bottom arranges reinforced mesh, and reinforced mesh can be longitudinally arranged many, such as the reinforcing bar of 6 Ф 12, spacing 20cm, lateral arrangement Ф
The reinforcing bar of 8, spacing 20cm.The size of reinforced concrete strip foundation layer 222 can be wide 1200cm, thick 30cm.
Pre-embedded steel slab 223 is used for fixing loop wheel machine track 10, is arranged in the center of reinforced concrete strip foundation layer 222
The both sides of line and the distance away from centrage, slightly larger than the half of loop wheel machine track 10 width, are positioned at the pre-buried of the every side of loop wheel machine track 10
Steel plate 223 is multiple, and interval setpoint distance is arranged, such as interval 80mm.
River course track foundation 30:
The structure of river course track foundation 30 as shown in Figure 4, including track crossbeam 31 be arranged on bottom track crossbeam 31
Basis, river course 32 (not shown)s of temporary rest pier composition.
Track crossbeam 31 uses steel box-girder, its cross section height 2.24m, wide 1.2m, and its structure is as it is shown in figure 5, include:
The top of steel box-girder, the wing plate 311 of bottom, the web 312 between top wing plate and bottom flap, deep floor
313 and dividing plate 314.Web 312 and upper lower wing plate 311 form cavity casing, and the middle cavity of cavity casing is separated by setting spacing
It is welded with dividing plate 314.Deep floor 313 is multiple, and one end of a part of deep floor is welded on web 312, another part
One end and the wing plate 311 of deep floor connect.The thick 20mm of above-mentioned wing plate 311, the thick 14mm of web 312.
River course track foundation 32 includes the first temporary rest pier the 321, second temporary rest pier 322 and the 3rd temporary rest pier 323.
The structure of the first temporary rest pier 321 uses and expands concrete foundation.This expansion concrete foundation uses the coagulation of C20
Soil pours, and key dimension size can be 4m × 2m × 0.5m, expands the top pre-buried 10mm steel plate conduct of concrete foundation
Base plate, it is fixing with the track crossbeam 31 on top.Expand the most pre-buried L-type reinforcement being connected with base plate in concrete foundation,
Such as a diameter of φ 16, the reinforcing bar of a length of 200mm, and it is furnished with reinforced mesh and is fixed together with reinforcement, such as the reinforcing bar of 12 × 12
Mesh sheet.The reinforced mesh of intertexture it is provided with, such as the reinforced mesh of 12 × 12 in reinforcement lower horizontal.
In work progress, run into the situation that pier two ends have fore to construct sometimes, be at this moment accomplished by the temporary rest pier arranged
Just requiring to dodge out this fore structure, being designed to of the second temporary rest pier 322 meets this requirement, its structure as shown in Figure 6, bag
Include:
First column 322 1, bridge 322 2, track crossbeam connecting plate the 322 3, second column 322 4, connection beam 322
5, diagonal brace 322 6, crossbeam 322 7.
First column 322 1 is symmetrically arranged in the both sides of fore, and bridge 322 2, bridge 322 2 and both sides are fixed in its top
The first column 322 1 form N-shaped structure, middle cavity can stride across fore；This bridge 322 2 can use Two bors d's oeuveres H600
The H profile steel of × 200.The two ends of bridge 322 2 are welded with track crossbeam connecting plate 322 3, and pass through bolt and be welded on track
The end plate connection of crossbeam 31 end is together.
In order to reinforce, diagonal brace 322 6 is set and connects the first column 322 1 and bridge 322 2.
Second column 322 4 is separately positioned on outside the left and right of the first column 322 1, and its top is provided with crossbeam 322 7,
This crossbeam 322 7 is arranged on the bottom of track crossbeam 31, in order to supporting track crossbeam 31；Second column 322 4 and the first column
Linked together by connection beam 322 5 between 322 1；In order to reinforce, between the first column 322 1 and the second column 322 4
It is also equipped with diagonal brace 322 6.
First column 322 1 and the second column 322 4 bottom welding have base plate, and this base plate is by expansion bolt and bottom
Cushion cap is fixed together.
The structure of the 3rd temporary rest pier 323 is as shown in figs. 7 a and 7b:
3rd temporary rest pier 323 includes: the 3rd column 323 1, crossbeam 322 7, track crossbeam 31, connection beam 322 5, tiltedly
Support 322 6, base plate 323 2, cast-in-situ bored pile 323 3, cap 323 4.
3rd column 323 1 is four, and point left and right two rows are arranged symmetrically with.Spacing between two the 3rd columns 323 1 is
2m。
It is associated together by connection beam 322 5 between adjacent two the 3rd columns 323 1.In order to reinforce, therebetween
It is additionally provided with diagonal brace 322 6.
Crossbeam 322 7 is set respectively above the 3rd column 323 1 of the left and right sides along the longitudinal direction, crossbeam 322 7 with
The 3rd column 323 1 bottom it forms N-shaped structure.Track crossbeam 31 is arranged on the upper of above-mentioned crossbeam 322 7 in left-right direction
Face, using the walking track as gantry crane.
The bottom of the 3rd column 323 1 arranges base plate 323 2；Base plate 323 2 is fixed on cap 323 4 by expansion bolt
On；
Cap 323 4 pours formation by secondary, and bottom is cast-in-situ bored pile 323 3, the pile body of cast-in-situ bored pile 323 3
In steel reinforcement cage is set, be specifically located at the position pushing up down about 6m from stake.
This steel reinforcement cage longitudinally many reinforcing bars of configuration, and use tie hoop to be laterally associated together.As long in configured ten six roots of sensation
6m, the HRB400 reinforcing bar of diameter 16mm, tie hoop can use a diameter of φ 10mm, the reinforcing bar of long 150mm.
Preferably, the size of cap 323 4 can be 1000mm × 1000mm × 500mm.The absolute altitude on cap 323 4 top can
Think that 26.0m, the absolute altitude bottom cast-in-situ bored pile 323 3 are 8.0m；The diameter of pile body can be 800mm, long 18m.
Above-mentioned riverbank track foundation 20 is as a example by using the first riverbank track foundation 21 and the second riverbank track foundation 22
Illustrating, but this utility model is not limited thereto, it can select to select it in both sides, riverbank according to geologic condition
Any one of riverbank track foundation.
Above-mentioned river course track foundation 32 is to include that first temporary rest pier the 321, second temporary rest pier 322 and the 3rd is interim with it
Illustrate as a example by buttress 323, but this utility model is not limited thereto, any of which can be taked temporarily to prop up
Pier.
This utility model, while ensureing that flood control in flood season requires, optimizes the bridge construction duration, completes safely and efficiently
The erection of steel reinforced concrete combination steel truss girder, achieves huge economic and social benefits.
Although this utility model is open as above with preferred embodiment, but embodiment does not limit this utility model.Not
Depart from the spirit and scope of this utility model, any equivalence change done or retouching, also belong to the guarantor of this utility model
Protect scope.The content that protection domain the most of the present utility model should be defined with claims hereof is as standard.
Claims (7)
1. the walking track of the gantry crane lifting steel truss girder sections supports, it is characterised in that described walking track supports
Including:
Loop wheel machine track (10), riverbank track foundation (20), river course track foundation (30)；
Gantry crane (40) is mobile along described loop wheel machine track (10), arranges riverbank track foundation (20) under described loop wheel machine track (10)
With river course track foundation (30)；
Described riverbank track foundation (20) is laid on riverbank, is fixed on one by the bottom of pre-embedded steel slab Yu loop wheel machine track (10)
Rise；
Described river course track foundation (30) include track crossbeam (31) and be arranged on track crossbeam (31) bottom have temporary rest pier
The basis, river course of composition；Loop wheel machine track (10) is arranged on above described track crossbeam (31).
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 1 supports, and its feature exists
In, described riverbank track foundation (20) including:
First riverbank track foundation (21)；Described first riverbank track foundation (21) is respectively fill stratum (211), broken from bottom to top
Rock layers (212), sleeper (213)；Described sleeper (213) is multiple, is the most equidistantly evenly arranged, sleeper (213) it
Between tamp with rubble；Sleeper (213) is upper lays loop wheel machine track (10), uses between loop wheel machine track (10) and sleeper (213)
Nail is fixing.
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 1 and 2 supports, its feature
Being, described riverbank track foundation (20) including:
Second riverbank track foundation (22)；Described second riverbank track foundation (22) includes filled ground layer (221), reinforced concrete
Soil strip footing layer (222) and pre-embedded steel slab (223)；Described reinforced concrete strip foundation layer (222) is arranged on filled ground
Above layer (221), its bottom arranges reinforced mesh；Described pre-embedded steel slab (223) is used for fixing loop wheel machine track (10), respectively cloth
Put and be slightly larger than loop wheel machine track in the both sides of centrage of reinforced concrete strip foundation layer (222) and the distance away from centrage
(10) half of width, the pre-embedded steel slab (223) being positioned at the every side of loop wheel machine track (10) is multiple, and interval setpoint distance cloth
Put.
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 3 supports, and its feature exists
In, described track crossbeam (31) including:
It is positioned at the wing plate (311) of top and bottom, the web (312) between top wing plate and bottom flap, deep floor (313)
With dividing plate (314)；
Described web (312) forms cavity casing with upper lower wing plate (311), and the middle cavity of cavity casing is separated by setting spacing weldering
It is connected to dividing plate (314)；Deep floor (313) is multiple, and one end of a part of deep floor is welded on web (312), another
One end of part deep floor and wing plate (311) connect.
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 1 supports, and its feature exists
In, basis, described river course includes:
First temporary rest pier (321)；
Described first temporary rest pier (321) uses and expands concrete foundation；The pre-buried steel plate in this expansion concrete foundation top is made
For base plate, it is fixing with the track crossbeam (31) on top；In expanding concrete foundation, the most pre-buried L-type being connected with base plate is strengthened
Muscle, and be furnished with reinforced mesh and be fixed together with reinforcement；The reinforced mesh of intertexture it is provided with in reinforcement lower horizontal.
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 5 supports, and its feature exists
In, basis, described river course also includes:
Second temporary rest pier (322)；
Described second temporary rest pier (322) including: the first column (322 1), bridge (322 2), track crossbeam connecting plate (322
3), the second column (322 4), connection beam (322 5), diagonal brace (322 6), crossbeam (322 7)；Described first column (322 1)
Being symmetrically arranged in the both sides dodging thing, the first column (322 of bridge (322 2), bridge (322 2) and both sides is fixed on its top
1) forming N-shaped structure, middle cavity can stride across dodges thing；The two ends of bridge (322 2) are welded with track crossbeam connecting plate
(322 3), and together with being welded on the end plate connection of track crossbeam (31) end；
Second column (322 4) is separately positioned on outside the left and right of the first column (322 1), and its top is provided with crossbeam (322
7), this crossbeam (322 7) is arranged on the bottom of track crossbeam (31)；Between second column (322 4) and the first column (322 1)
Linked together by connection beam (322 5)；
First column (322 1) and the second column (322 4) bottom welding have base plate, and this base plate is fixed on one with the cushion cap of bottom
Rise.
The walking track of a kind of gantry crane lifting steel truss girder sections the most according to claim 5 supports, and its feature exists
In, basis, described river course also includes:
3rd temporary rest pier (323)；
Described 3rd temporary rest pier (323) including: the 3rd column (323-1), crossbeam (322-7), track crossbeam (31), connection beam
(322-5), diagonal brace (322-6), base plate (323-2), cast-in-situ bored pile (323-3), cap (323-4)；
3rd column (323-1) point left and right two rows be arranged symmetrically with；Connection beam is passed through between adjacent two the 3rd columns (323-1)
(322-5) it is associated together；
3rd column (323-1) top arranges crossbeam (322-7) along the longitudinal direction, crossbeam (322-7) with its bottom the 3rd stand
Post (323-1) forms N-shaped structure；Track crossbeam (31) is arranged on above above-mentioned crossbeam (322-7) in left-right direction；
The bottom of the 3rd column (323-1) arranges base plate (323-2)；Base plate (323-2) is fixed on cap (323-4)；
Cap (323-4) pours formation by secondary, and bottom is cast-in-situ bored pile (323-3), the stake of cast-in-situ bored pile (323-3)
Body arranges steel reinforcement cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620511285.XU CN205772854U (en) | 2016-05-31 | 2016-05-31 | The walking track of a kind of gantry crane lifting steel truss girder sections supports |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620511285.XU CN205772854U (en) | 2016-05-31 | 2016-05-31 | The walking track of a kind of gantry crane lifting steel truss girder sections supports |
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| Publication Number | Publication Date |
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| CN205772854U true CN205772854U (en) | 2016-12-07 |
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| CN107458542A (en) * | 2017-08-31 | 2017-12-12 | 上海振华重工(集团)股份有限公司 | FS final spice transport base and construction method |
| CN111502563A (en) * | 2020-04-17 | 2020-08-07 | 四川宏华石油设备有限公司 | Guide rail assembly, pulley guide rail assembly structure adopting same and power catwalk of pulley guide rail assembly structure |
| CN111502563B (en) * | 2020-04-17 | 2022-01-21 | 四川宏华石油设备有限公司 | Guide rail assembly, pulley guide rail assembly structure adopting same and power catwalk of pulley guide rail assembly structure |
| CN113187954A (en) * | 2021-04-29 | 2021-07-30 | 福建永宏建设工程有限公司 | Construction method of large-caliber nodular cast iron water supply pipe in valley zone |
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Inventor after: Wang Song Inventor after: Meng Zhaohui Inventor after: Zhu Xu Inventor after: Ma Fuli Inventor after: Wang Laishun Inventor after: Zhou Xiaofeng Inventor after: Xu Kai Inventor after: Guo Shui Inventor after: Wang Chao Inventor before: Wang Song Inventor before: Meng Zhaohui Inventor before: Zhu Xu Inventor before: Ma Fuli Inventor before: Wang Laishun Inventor before: Zhou Xiaofeng Inventor before: Xu Kai |
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