CN206553961U - The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge - Google Patents
The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge Download PDFInfo
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- CN206553961U CN206553961U CN201720232169.9U CN201720232169U CN206553961U CN 206553961 U CN206553961 U CN 206553961U CN 201720232169 U CN201720232169 U CN 201720232169U CN 206553961 U CN206553961 U CN 206553961U
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- hanging basket
- suspension
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Abstract
The utility model discloses the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge, including Hanging Basket base, hook, link up with track, arc is first, suspension cable and mechanism of encorbelmenting, Hanging Basket base includes front beam, rear cross beam and the main longitudinal grider of both sides are connected with each other rectangular, rear cross beam two ends difference coupling hook bottom, link up with top coupling hook track, link up with track longitudinally mounted in concrete box girder upper surface, track front end is linked up with to stretch out to box beam front end, the main longitudinal grider front end connection arc of Hanging Basket base is first, arc head is tilted upward, arc head passes through rope power conversion device, suspension cable is connected with pontic king-post；Mechanism of encorbelmenting includes the suspension scaffold of entablature, rear anchor beam and multiple longitudinally spaced settings, entablature is connected to above suspension scaffold front end, preceding suspension rod is connected with entablature downwards, preceding suspension rod bottom connects Hanging Basket base front beam, anchor beam is connected to above suspension scaffold rear end afterwards, it is connected with rear anchor pole on anchor beam downwards afterwards, rear anchor pole bottom connects box beam every beam.The utility model has rear-support hanging basket short concurrently and the big double advantages of light and Hanging basket on front support bearing capacity.
Description
Technical field
The utility model is related to field of bridge construction, and in particular to the short tower of the forward and backward fulcrum Hanging Basket two-fold advantage of collection is oblique
Draw the light-duty expanded letter combined type Hanging Basket of bridge.
Background technology
At present, short tower cable-stayed bridge cantilever section length is typically all not more than 4.5m, after being often designed to simply and easily
Fulcrum cradle construction technique, and it is not designed to Hanging basket on front support construction technology.It is primarily due to：（1）Short tower stayed bridge pylon cable
The angle of low, drag-line and horizontal plane is smaller than senior middle school's tower cable-stayed bridge, if using Hanging basket on front support, it is required that Hanging Basket is beyond mixed
Solidifying soil end face is longer so that nearby 2~3 block parts can not construct closure segment because of not enough operating spaces；（2）Front fulcrum
Hanging Basket, which is mainly, relies on C（L）Shape hook balances walking for fulcrum, causes the length of Hanging basket on front support, conducts oneself with dignity than larger, this except
It is required that box beam wing plate itself must have, enough bearing capacities, bridge ratio of rise to span be small, outside cantilever piecemeal length, also causes Hanging Basket master to indulge
Beam, C（L）Shape Hook member larger, Hanging Basket weight is increased, and increases construction costs；（3）As box beam width is increased, Hanging Basket
Front beam rigidity certainly will be increased, so as to compress navigational clearance, often influence river course under Urban Bridge to open the navigation or air flight.
However, from the point of view of the short tower cable-stayed bridge that China has built up, cantilever section length is less than 4.5m girder section
Between almost have faulting of slab ends, not only influence into that bridge is linear and outward appearance, also reduce waterproof ability, also have impact on bridge and use the longevity
Life.Therefore the length of lifting cantilever segmentation as far as possible is needed, but rear-support hanging basket bearing capacity is smaller, and limited construction is obstructed.
The content of the invention
The utility model Hanging Basket technical problem to be solved is to provide a kind of light-duty expanded letter combined type of short tower cable-stayed bridge and hung
Basket, has the short and two-fold advantage light, that Hanging basket on front support bearing capacity is big of rear-support hanging basket concurrently.Arc head, which is upwarped, to be solved before tradition
The problem of fulcrum Hanging Basket front-end operations space is small, so that the constructing operation for meeting 2~3 concrete segments near closure segment is empty
Between；Double to reduce Hanging Basket weight, meet specification and design requirement；Counter-force anchor beam is additionally arranged below main longitudinal grider, sky extension is used as
Elevation adjusts Overthrow preventing device when basket is in place；Walking hook is arranged on Hanging Basket base rear, greatly facilitates the reach behaviour of Hanging Basket
Make；Increase mechanism of encorbelmenting between bilateral case on bridge floor top plate, not only reduce Hanging Basket base front beam depth of section, increase logical
Boat headroom, also reduces the downward amount of deflection in Hanging Basket front end.The type is hung the blue low-pylon cable-stayed bridge for applying to sector boss 5~6m cantilevers and applied
Work, design and specification are all met into bridge all technical.
The utility model Hanging Basket is achieved through the following technical solutions：
The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge, including Hanging Basket base, hook, hook track, arc are first, oblique pull
Rope and mechanism of encorbelmenting.The Hanging Basket base includes the beam in length and breadth such as front beam, rear cross beam and main longitudinal grider of both sides, is interconnected to square
Shape, it is located at below casting concrete box beam front end.Rear cross beam two ends connect side hook bottom respectively, and hook top passes through
Roller is placed on hook track, and hook track is longitudinally mounted in casting concrete box beam wing plates on two sides upper surface, links up with rail
Road front end is stretched out to concrete box girder front end, and the Hanging Basket base both sides main longitudinal grider front end is first for the arc of arcwall face, and arc is first
Tilt upward, upwarp height and exceed Hanging Basket base upper surface at least 1m, arc head passes through rope power conversion device, suspension cable and bridge
Body king-post is connected；The mechanism of encorbelmenting includes the suspension scaffold of entablature, rear anchor beam and multiple longitudinally spaced settings, entablature connection
Above suspension scaffold front end, with preceding suspension rod, preceding suspension rod bottom connection are connected with the entablature of each suspension scaffold junction downwards
The front beam of Hanging Basket base, rear anchor beam is connected to above suspension scaffold rear end, with the rear anchor beam of each suspension scaffold, being connected with downwards
Anchor pole afterwards, rear anchor pole is through box beam every beam and in bottom anchoring.
Before the first completion by inside concrete prestressed stretch-draw of the utility model arc, Hanging Basket front fulcrum primary load is passed through
Suspension cable passes to bridge tower post；Suspension rod is encorbelmented Hanging Basket base before mechanism of encorbelmenting, it is rear it is anchor rod anchored in box beam every before beam bottom, Hanging Basket
End suspension rod is preceding suspension centre, and rear anchor pole is used as rear suspension centre；Hook moves to afterbody from centre simultaneously, the preceding suspension centre for mechanism of being encorbelmented with Hanging Basket
It is combined into simply supported beam force way to be moved forward, hook only 0.25 times of Hanging Basket weight of carrying is even more small, and Hanging Basket length accordingly contracts
Short half, weight reduction realizes that Hanging Basket bearing capacity is big and from the requirement of heavy and light；Hanging Basket arc head upwarps certain altitude, shortens
Arc is first the distance between with box beam front end face to be poured, and meeting closure segment, nearby 2~3 block part operating spaces are required.This practicality is new
Type is monolithically fabricated a kind of light-duty expanded letter combined type Hanging Basket, meets cantilever segmentation up to the short tower CONSTRUCTION OF CABLE-STAYED BRIDGE of 5m wide cuts.It is bilateral
Increase mechanism of encorbelmenting between case on bridge floor top plate, not only reduce Hanging Basket base front beam depth of section, increase navigational clearance,
Also reduce the downward amount of deflection in Hanging Basket front end.
The further improvement project of the utility model is that the suspension scaffold bottom of the rear cross beam top position of the Hanging Basket base is set
There is rear fulcrum sleeper beam, rear fulcrum sleeper beam is connected with downwards middle anchor pole, and middle anchor pole bottom connects the rear cross beam of Hanging Basket base.
The utility model further improvement project is that the suspension scaffold is including in middle two span centre suspension scaffolds, drag-line
Suspension scaffold on the outside of side suspension scaffold, drag-line, span centre suspension scaffold ensure Hanging Basket base front beam amount of deflection≤2 centimetre on the premise of,
Installed as far as possible to two side positions.So be conducive to distributing concrete roof weight to both sides suspension cable, bridge top has been poured in reduction
Plate load, prevents that bridge concrete roof has been poured near Sarasota to ftracture because excessive by pulling force.
The utility model further improvement project is that the suspension scaffold is Bailey truss or English truss or rhombus purlin
Frame.
The utility model further improvement project is, the longitudinally connected tail boom in rear of the rear cross beam of the Hanging Basket base,
Tail boom connection sliding suspender and the trailer system of top are connected.In order to further increase base rear cross beam reach rigidity, increase tail
Beam and sliding suspender, alleviate hook to box beam wing plate load pressure.
The utility model further improvement project is, under the rear cross beam of Hanging Basket base 1m ± 0.3m, main longitudinal grider
Fang Zengshe transverse direction counter-force anchor beams, counter-force anchor beam is connected by counter-force anchor beam anchor pole and the concrete box girder of top.Conventional front fulcrum
Hanging Basket is in place, suspension cable initial tensioning（Before concreting）When, mainly with C（L）Link up with and entered for fulcrum using lever principle
Row Hanging Basket base elevation is adjusted.When Hanging Basket base being changed to before the reach of simply supported beam form and concreting at the beginning of suspension cable
Draw, Hanging Basket elevation governor motion must be improved, otherwise can produce and topple, therefore one of counter-force anchor beam of increase.Base rear cross beam,
Counter-force anchor beam, Hanging Basket base then form lever, form the effective safe governor motion of Hanging Basket elevation.
The utility model further improvement project is that horizontal thrust key, level are provided with front side of the counter-force anchor beam anchor pole
Thrust key bottom is normal thereto to be provided with horizontal thrust bracket.
The utility model further improvement project is, the first front end face of the arc installs tensioning oil top, tensioning oil top with
The rope power conversion device connection of the side in the solid face of arc bower, rope power conversion device connection suspension cable.
The utility model compared with prior art, with following obvious advantage：
First, the advantage of the utility model combination Hanging basket on front support and rear-support hanging basket, total bearing capacity is big, from heavy and light, fortune
The short tower CONSTRUCTION OF CABLE-STAYED BRIDGE being segmented for 5m~6m cantilevers, increases bridge aesthetic feeling, extends the service life of bridge, lowers engineering
Cost.
2nd, the utility model arc head upwarps certain altitude, although short tower stayed bridge pylon cable is relatively low, drag-line and horizontal plane
Angle height also meet operating space height, solve using traditional Hanging basket on front support, it is desirable to which Hanging Basket exceeds concrete end face
It is longer so that closure segment nearby 2~3 block parts because operating space is small can not construct the problem of.
3rd, moved forward, i.e., withstood on counter-force roller on box beam bottom plate at rear cross beam, with C using traditional Hanging basket on front support
（L）Shape hook is used as central bearing point, so every C（L）Shape hook will carry more than 0.5 times Hanging Basket weight.In order to mitigate box beam
Wing plate load, by C（L）Shape hook moves on to afterbody from centre, and being combined into simply supported beam force way with suspension centre before Hanging Basket is moved forward,
Every C（L）Shape hook only carries 0.25 times of Hanging Basket weight, and Hanging Basket length accordingly shortens half, and weight reduction degree is well imagined.
In addition, in order to further increase base rear cross beam reach rigidity, mitigating C（L）Shape is linked up with to wing plate pressure, is added again in base
Tail boom and sliding suspender.
4th, the conventional Hanging basket on front support of short tower cable-stayed bridge is generally expanded letter formula, and Hanging Basket base front beam is using combination purlin
Set a roof beam in place in the majority, height is big, and in addition to adding Hanging Basket weight, in inland river city, bridge has an effect on navigation.Before the utility model Hanging Basket
Crossbeam span centre increase is encorbelmented mechanism, and it is anchored in bridge floor, and the Hanging Basket cross member of freely-supported is converted into continuous beam system by suspension rod,
So as to have compressed base crossbeam height, Hanging Basket base mid-span deflection adds navigational clearance in the case where meeting use requirement,
Lower section is not influenceed to open the navigation or air flight during bridge construction.
Brief description of the drawings
Fig. 1 is the utility model dimensional structure diagram.
Fig. 2 is the utility model side structure schematic view.
Fig. 3 is the utility model overlooking the structure diagram.
Fig. 4 is the utility model positive structure diagram.
Embodiment
As shown in Figures 1 to 4, the utility model includes Hanging Basket base 1, hook 2, hook track 3, arc head 4, suspension cable
5 with mechanism 6 of encorbelmenting, and the main longitudinal grider 13 that the Hanging Basket base 1 includes front beam 11, rear cross beam 12 and both sides is interconnected to square
Shape, it is located at below the front end of casting concrete box beam 9, and the two ends of rear cross beam 12 are connected to side 2 bottoms of hook, hook 2
Top is placed on hook track 3 by roller, and hook track 3 is longitudinally mounted in the wing plates on two sides of casting concrete box beam 9,
Link up with the front end of track 3 to stretch out to concrete box girder front end, the front end of main longitudinal grider 13 connection of the Hanging Basket base 1 has arcwall face
Arc head 4, arc head 4 is tilted upward, is upwarped height and is exceeded the upper surface of Hanging Basket base 1 at least 1m, arc 4 front end faces of head are installed
Tensioning oil top 7, tensioning oil top 7 is connected with the rope power conversion device 8 of the side in the solid face of arc bower, and rope power conversion device 8 is connected
Suspension cable 5, suspension cable 5 is connected with pontic king-post；The mechanism 6 of encorbelmenting is included between entablature 60, rear anchor beam 61 and multiple longitudinal directions
Every the suspension scaffold 62 of setting（Using Bailey truss or English truss or Rhombic Truss）, entablature 60 is connected to before suspension scaffold 62
End top, with being connected with preceding suspension rod 63, the preceding bottom of suspension rod 63 connection Hanging Basket bottom on the entablature of each suspension scaffold junction downwards
The front beam 11 of seat, rear anchor beam 61 is connected to above the rear end of suspension scaffold 62, with being connected with downwards on the rear anchor beam of each suspension scaffold
Anchor pole 64 afterwards, rear anchor pole 64 is through box beam every beam 91 and in bottom anchoring.The rear cross beam top position of the Hanging Basket base it is outstanding
Builder's jack, which is provided with the middle of rear fulcrum sleeper beam 65, rear fulcrum sleeper beam 65, has middle anchor pole 66 to pass through, the middle bottom of anchor pole 66 connection Hanging Basket bottom
The rear cross beam 12 of seat 1.
The suspension scaffold 62 includes middle two span centre suspension scaffolds 621, drag-line inner side suspension scaffold 622, drag-line drag-line outside
Suspension scaffold 623, span centre suspension scaffold 621 is on the premise of amount of deflection≤2 centimetre of front beam 11 of Hanging Basket base 1 are ensured, as far as possible to two
Side position is installed.So be conducive to distributing concrete roof weight to both sides suspension cable 5, bridge top plate load has been poured in reduction,
Prevent that the concrete roof of bridge 9 has been poured near Sarasota to ftracture because excessive by pulling force.
The longitudinally connected tail boom 14 in rear of the rear cross beam of the Hanging Basket base, the connection of tail boom 14 sliding suspender 15 and top
Trailer system is connected.During hanging basket advancing, the increased tail boom 14 of afterbody, sliding suspender 15 are by the rear cross beam 12 of Hanging Basket base 1
Continuous beam is converted into, to reduce Hanging Basket base rear portion amount of deflection.
Horizontal counter-force anchor beam 16 is set up at the rear cross beam 1m apart from Hanging Basket base, below main longitudinal grider, counter-force anchor beam 16 leads to
Counter-force anchor beam anchor pole 17 is crossed to be connected with the concrete box girder 9 of top.Arc head 4, counter-force anchor beam 16, punching jack 7, Suo Lizhuan
The grade part of changing device 8 constitutes Hanging Basket elevation governor motion, it is ensured that suspension cable 5 is adjusted in initial tensioning and concreting process
Absolute altitude, prevents Hanging Basket from toppling upwards, while substantially reducing the blue length of extension, add anchor-hold after Hanging Basket, it is to avoid concrete section
The appearance of intersegmental faulting of slab ends common fault.
The front side of counter-force anchor beam anchor pole 17 is provided with horizontal thrust key 18, and horizontal thrust key bottom is normal thereto to be provided with level
Thrust bracket 19.
The utility model applies to the short tower CONSTRUCTION OF CABLE-STAYED BRIDGEs of Huai'an Chengde North Road Yan He, the bridge cantilever section length rate
First increase to 5m, after full-bridge closure, design and code requirement, each adjacent cantilever segmentation bottom are all met into bridge all technical
Plate surface is excessively smoothed out, no faulting of slab ends phenomenon, mutually whole bridge type smoothness more attractive in appearance.
Claims (8)
1. the short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge, it is characterised in that：Including Hanging Basket base（1）, hook（2）, hook
Track（3）, arc it is first（4）, suspension cable（5）With mechanism of encorbelmenting（6）, the Hanging Basket base（1）Including front beam（11）, rear cross beam
（12）With the main longitudinal grider of both sides（13）Interconnection is rectangular, and it is located at casting concrete box beam（9）Below front end, rear cross beam
（12）Two ends connect side and linked up with respectively（2）Bottom, hook（2）Top is placed in hook track by roller（3）On, link up with rail
Road（3）It is longitudinally mounted in casting concrete box beam（9）Wing plates on two sides upper surface, links up with track（3）Front end is to concrete box girder
Front end is stretched out；The Hanging Basket base（1）Main longitudinal grider front end is first for the arc of arcwall face（4）, arc head（4）Tilt upward, on
Stick up height and exceed Hanging Basket base（1）Upper surface at least 1m, arc is first（4）Pass through rope power conversion device（8）, suspension cable（5）With bridge
Body king-post is connected；The mechanism of encorbelmenting（6）Including entablature（60）, rear anchor beam（61）And the suspension scaffold of multiple longitudinally spaced settings
（62）, entablature（60）It is connected to suspension scaffold（62）Above front end, it is connected downwards with the entablature of each suspension scaffold junction
There is preceding suspension rod（63）, preceding suspension rod（63）Bottom connects the front beam of Hanging Basket base（11）, rear anchor beam（61）It is connected to suspension scaffold
（62）Above rear end, with being connected with rear anchor pole downwards on the rear anchor beam of each suspension scaffold（64）, rear anchor pole（64）Through box beam every
Beam（91）And in bottom anchoring.
2. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：The Hanging Basket bottom
The suspension scaffold of the rear cross beam top position of seat is provided with rear fulcrum sleeper beam（65）, rear fulcrum sleeper beam（65）Middle anchor pole is connected with downwards
（66）, middle anchor pole（66）Bottom connects the rear cross beam of Hanging Basket base（12）.
3. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：The suspension scaffold
（62）Including two span centre suspension scaffolds of bridge floor（621）, span centre suspension scaffold on the inside of drag-line（622）, suspension scaffold on the outside of drag-line（623）,
Two span centre suspension scaffolds（621）Ensureing Hanging Basket base（1）Front beam（11）On the premise of amount of deflection≤2 centimetre, as far as possible to two
Side position is installed.
4. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：The suspension scaffold
（62）It is Bailey truss or English truss or Rhombic Truss.
5. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：The Hanging Basket bottom
The longitudinally connected tail boom in rear of the rear cross beam of seat（14）, tail boom（14）Connection sliding suspender（15）Connect with the trailer system of top
Connect.
6. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：Apart from Hanging Basket
Horizontal counter-force anchor beam is set up at 1 ± 0.3m of rear cross beam of base, below main longitudinal grider（16）, counter-force anchor beam（16）Pass through counter-force anchor beam
Anchor pole（17）With the concrete box girder of top（9）Connection.
7. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 6, it is characterised in that：The counter-force anchor
Beam anchor pole（17）Front side is provided with horizontal thrust key（18）, horizontal thrust key bottom is normal thereto to be provided with horizontal thrust bracket（19）.
8. the light-duty expanded letter combined type Hanging Basket of short tower cable-stayed bridge according to claim 1, it is characterised in that：The arc is first
（4）Front end face installs tensioning oil top（7）, tensioning oil top（7）With the rope power conversion device of the side in the solid face of arc bower（8）Even
Connect, rope power conversion device（8）Connect suspension cable（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232169.9U CN206553961U (en) | 2017-03-10 | 2017-03-10 | The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232169.9U CN206553961U (en) | 2017-03-10 | 2017-03-10 | The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge |
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| Publication Number | Publication Date |
|---|---|
| CN206553961U true CN206553961U (en) | 2017-10-13 |
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| CN201720232169.9U Active CN206553961U (en) | 2017-03-10 | 2017-03-10 | The short light-duty expanded letter combined type Hanging Basket of tower cable-stayed bridge |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103965A (en) * | 2018-01-12 | 2018-06-01 | 长沙理工大学 | It is a kind of to reinforce with prestressing force Bailey beam and its construction method |
| CN110016861A (en) * | 2019-04-08 | 2019-07-16 | 湖南省交通规划勘察设计院有限公司 | A kind of crossbeam-free queen post Cable-stayed Bridge Pylon and the cable-stayed bridge containing it |
| CN110080121A (en) * | 2019-04-16 | 2019-08-02 | 中铁建设集团有限公司 | A kind of Hanging Basket up-link and construction method |
| CN110485311A (en) * | 2019-08-09 | 2019-11-22 | 中铁广州工程局集团有限公司 | A kind of double C shape hook movable hanging basket and construction method |
| CN110528401A (en) * | 2019-09-02 | 2019-12-03 | 曾勇 | Suspended pouring construction hanging basket system |
| CN111042003A (en) * | 2019-12-02 | 2020-04-21 | 中铁广州工程局集团有限公司 | Construction method of cable-stayed bridge concrete beam combined hanging basket |
| CN113897868A (en) * | 2021-10-12 | 2022-01-07 | 张成瑞 | Construction method for realizing short-tower cable-stayed bridge closure front box girder segment by long platform front fulcrum hanging basket |
-
2017
- 2017-03-10 CN CN201720232169.9U patent/CN206553961U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103965A (en) * | 2018-01-12 | 2018-06-01 | 长沙理工大学 | It is a kind of to reinforce with prestressing force Bailey beam and its construction method |
| CN108103965B (en) * | 2018-01-12 | 2019-04-09 | 长沙理工大学 | A kind of reinforce uses prestressing force Bailey beam and its construction method |
| CN110016861A (en) * | 2019-04-08 | 2019-07-16 | 湖南省交通规划勘察设计院有限公司 | A kind of crossbeam-free queen post Cable-stayed Bridge Pylon and the cable-stayed bridge containing it |
| CN110016861B (en) * | 2019-04-08 | 2024-03-22 | 湖南省交通规划勘察设计院有限公司 | Double-column cable-stayed bridge cable tower without upper beam and cable-stayed bridge comprising same |
| CN110080121A (en) * | 2019-04-16 | 2019-08-02 | 中铁建设集团有限公司 | A kind of Hanging Basket up-link and construction method |
| CN110080121B (en) * | 2019-04-16 | 2024-03-22 | 中铁建设集团有限公司 | Hanging basket uplink system and construction method |
| CN110485311A (en) * | 2019-08-09 | 2019-11-22 | 中铁广州工程局集团有限公司 | A kind of double C shape hook movable hanging basket and construction method |
| CN110485311B (en) * | 2019-08-09 | 2024-03-19 | 中铁广州工程局集团有限公司 | double-C-shaped hook movable hanging basket and construction method |
| CN110528401A (en) * | 2019-09-02 | 2019-12-03 | 曾勇 | Suspended pouring construction hanging basket system |
| CN111042003A (en) * | 2019-12-02 | 2020-04-21 | 中铁广州工程局集团有限公司 | Construction method of cable-stayed bridge concrete beam combined hanging basket |
| CN113897868A (en) * | 2021-10-12 | 2022-01-07 | 张成瑞 | Construction method for realizing short-tower cable-stayed bridge closure front box girder segment by long platform front fulcrum hanging basket |
| CN113897868B (en) * | 2021-10-12 | 2023-06-20 | 张成瑞 | Construction method for box girder sections before closure of short-tower cable-stayed bridge |
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Effective date of registration: 20230414 Address after: No. 10 Jiefang East Road, Qingjiangpu District, Huai'an City, Jiangsu Province, 223000 Patentee after: Jiangsu North Road Engineering Co.,Ltd. Address before: Room 304, Unit 2, Building 9, Block B, California City, Qinghe District, Huai'an City, Jiangsu Province, 223001 Patentee before: Zhang Chengrui |
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