CN109098089A - A kind of suspension bridge column overhead main cable saddle hanging apparatus and construction method - Google Patents

A kind of suspension bridge column overhead main cable saddle hanging apparatus and construction method Download PDF

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Publication number
CN109098089A
CN109098089A CN201810953485.4A CN201810953485A CN109098089A CN 109098089 A CN109098089 A CN 109098089A CN 201810953485 A CN201810953485 A CN 201810953485A CN 109098089 A CN109098089 A CN 109098089A
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CN
China
Prior art keywords
main cable
cable saddle
suspension bridge
construction
column overhead
Prior art date
Application number
CN201810953485.4A
Other languages
Chinese (zh)
Inventor
金强
孙玉喜
祝文斌
孙纯
付志伟
Original Assignee
中国十七冶集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国十七冶集团有限公司 filed Critical 中国十七冶集团有限公司
Priority to CN201810953485.4A priority Critical patent/CN109098089A/en
Publication of CN109098089A publication Critical patent/CN109098089A/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The present invention provides a kind of suspension bridge column overhead main cable saddle hanging apparatus and construction methods, according to tower top structure, in tower top, one group of hoisting bracket is set, using truss structure, basis of the pre-buried crossbeam as bracket in advance, single crossbeam reinforces connection using Two bors d's oeuveres I-steel upper surface covering steel plate, is connected two crossbeams with reinforcing bar, enhances stability;According to main cable saddle weight, 8t hoist engine is selected to walk the lifting of multiple tracks wirerope, placed on bracket one group it is feasible walk driving, it is in place to translate main cable saddle;With this lifting and mounting device, overcome that tower top operation side is small, conventional hanging apparatus is unable to satisfy the demand of hoisting weight, improves working efficiency, guarantees the construction precision and safety of main cable saddle, has construction superiority.

Description

A kind of suspension bridge column overhead main cable saddle hanging apparatus and construction method
Technical field
The present invention relates to engineering measuring technology field, specially a kind of suspension bridge column overhead main cable saddle hanging apparatus and construction Method.
Background technique
In Suspension Bridges During Erection, in order to set up the permanent structures such as saddle body, main push-towing rope and construction catwalk, trailer system, The temporary facilities such as strand tensioning system, tower top operation side is smaller, and design main cable saddle weight is larger, and the routine that tradition uses is hung Equipment hoisting is filled, has and is difficult to accurately adjust that main cable saddle position, Sarasota height is big, the narrow construction of tower top work surface is inconvenient lacks Point, therefore there is biggish practicability with a kind of installation main cable saddle that hanging apparatus is safe and reliable.
Summary of the invention
It is an object of the invention to solve conventional hanging device lifting mentioned above in the background art to be difficult to accurately adjust The problem that main cable saddle position, Sarasota height is big, the narrow construction of tower top work surface is inconvenient is saved,
To achieve the above object, the present invention provides a kind of suspension bridge column overhead main cable saddle hanging apparatus and construction method:
A kind of suspension bridge column overhead main cable saddle hanging apparatus, including pre-buried crossbeam and stablize stringer, the pre-buried crossbeam and Stablize stringer and be embedded in king-post, the pre-buried crossbeam and stablizes stringer and be fixedly connected with connection reinforcing bar, it is described it is characterized in that, institute It states pre-buried crossbeam and is fixedly connected with A-frame with the junction upper end for stablizing stringer, the upper end of the A-frame is fixedly connected There is Bailey bracket, the Bailey bracket upper end is equidistantly fixed with multiple crossties of the track, and the upper end of the crossties of the track has been fixedly connected with Heavy-duty machine heavy rail, the upper end of the crane heavy rail are equipped with walking driving, and the upper end of the walking driving is described equipped with hoist engine The roller of hoist engine is wound with wirerope, and the lower end of the wirerope is connected with simple gate coaster, and the simple gate coaster passes through bearing Idler wheel connecting steel wire ropes, the hook of the simple gate the lower end of the tackle are connected with jack line, and the lower end of the jack line is hung with main rope Saddle.
Preferably, the track both ends of the crane heavy rail are also fixedly connected with limited block.
Preferably, the model of the crane heavy rail and driving driving match.
Preferably, the hoist engine is 8t hoist engine, and the simple gate coaster is 20t simple gate coaster.
Preferably, the pre-buried crossbeam is 140b Two bors d's oeuveres I-steel with stringer is stablized.
Preferably, a kind of construction method of suspension bridge column overhead main cable saddle hanging apparatus, including following implementation steps:
Step 1, pre-buried crossbeam and stablizes stringer and pours king-post, and sets up A-frame, in the upper of A-frame Set up Bailey bracket in end;
Step 2 after the completion of Bailey bracket is set up, measures the centre-line of track, and line setting, retaining rail in the upper end of Bailey bracket Road sleeper;
Step 3 is laid with crane heavy rail in the upper end of crossties of the track, and in the fixed limited block in the both ends of crane heavy rail;
The walking driving of same model is arranged on crane heavy rail, and carries volume in walking driving for step 4 Raise machine;
Jack line is arranged on hoist engine, and slings main cable saddle by simple gate coaster for step 5;
Step 6 adjusts walking driving to setting position in the movement of crane heavy rail according to the design position of construction drawing It sets;
Step 7 lifts main cable saddle using hoist engine according to the designed elevation of construction drawing.
In step 1, the Bailey bracket is each 3 groups of two sides, and is single layer, between each group with trabeculae connection, on Lower tie-rod installs reinforcing rod, and closure door is arranged in the Bailey bracket front and back end.
It is compared with prior art, the present invention having the following advantages and benefits:
The suspension bridge column overhead main cable saddle hanging apparatus is used to fix support triangle by pre-buried crossbeam and stable stringer Bracket, it is ensured that its stability;Walking driving is controlled by limited block, hoist engine is promoted and uses 8t, according to main cable saddle weight Situation walks the multi-thread main cable saddle that meets and lifts demand, keeps main cable saddle translation in place by driving of walking.
The present invention overcomes lifting in traditional sense using conventional hanging device, main cable saddle position is caused to be difficult to accurately adjust Section, Sarasota height is big, and tower top work surface is narrow, and manpower or material resources are difficult to the disadvantages of reaching, and greatlys save manpower and construction cost, Guarantee that construction safety is reliable, the working efficiency that increases construction personnel within the scope of narrow work surface, facilitate and convenient strengthen it Operability and practicability are guaranteeing construction safety, have superiority in terms of improving main cable saddle position precision.
Detailed description of the invention
Fig. 1 is elevation of the present invention;
Fig. 2 is sectional view of the present invention;
In figure: stringer, 3 A-frames, 4 Bailey brackets, 5 crossties of the track, 6 crane heavy rails, 7 rows are stablized in 1 pre-buried crossbeam, 2 Walk driving, 8 hoist engines, 9 jack lines, 10 limited blocks, 11 simple gate coasters, 12 main cable saddles.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to Limit the present invention.
With reference to the accompanying drawing and specific embodiment is further described application principle of the invention.
Embodiment one
A kind of suspension bridge column overhead main cable saddle hanging apparatus as shown in Figure 1 to Figure 2 is embedded with pre-buried crossbeam in king-post 13 1 and stablize stringer 2, pre-buried crossbeam 1 and stablize stringer 2 and be fixedly connected with connection reinforcing bar, which is characterized in that pre-buried crossbeam 1 and steady The junction upper end for determining stringer 2 is fixedly connected with A-frame 3, and the upper end of A-frame 3 is fixedly connected with Bailey bracket 4, special Sign is that 4 upper end of Bailey bracket is equidistantly fixed with multiple crossties of the track 5, and the upper end of crossties of the track 5 is fixedly connected with crane heavy rail 6, the upper end of crane heavy rail 6 is equipped with walking driving 7, and equipped with hoist engine 8, the roller of hoist engine 8 is twined for the upper end of walking driving 7 It is wound with wirerope, the lower end of wirerope is connected with simple gate coaster 11, and simple gate coaster 11 passes through bearing roller connecting steel wire ropes, simple gate The hook of 11 lower end of coaster is connected with jack line 9, and the lower end of jack line 9 is hung with main cable saddle 12;
Wherein, the track both ends of crane heavy rail 6 are also fixedly connected with limited block 10, the model and row of crane heavy rail 6 Garage's vehicle matches, and hoist engine 8 is 8t hoist engine, and simple gate coaster 11 is 20t simple gate coaster, pre-buried crossbeam 1 and stablizes stringer 2 and is 140b Two bors d's oeuveres I-steel.
A kind of construction method of suspension bridge column overhead main cable saddle hanging apparatus, including following implementation steps:
Step 1, pre-buried crossbeam 1 and stablizes stringer 2 and pours king-post 13, and sets up A-frame 3, in triangle branch Set up Bailey bracket 4 in the upper end of frame 3;
Step 2 after the completion of Bailey bracket 4 is set up, measures the centre-line of track, and line setting in the upper end of Bailey bracket 4, fixed Crossties of the track 5;
Step 3 is laid with crane heavy rail 6 in the upper end of crossties of the track 5, and in the fixed limit in the both ends of crane heavy rail 6 Block 10;
Step 4, is arranged the walking driving 7 of same model on crane heavy rail 6, and carries elevator in driving 7 of being expert at Machine 8;
Jack line 9 is arranged on hoist engine 8, and slings main cable saddle 12 by simple gate coaster 11 for step 5;
Step 6 adjusts walking driving 7 to setting in the movement of crane heavy rail 6 according to the design position of construction drawing Position;
Step 7 lifts main cable saddle 12 using hoist engine 8 according to the designed elevation of construction drawing;
In step 1, Bailey bracket be that two sides are 3 groups each, single layer, between group with trabeculae connection, the installation of upper and lower tie-rod plus Strong bar, Bailey bracket front and back end be arranged closure door.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute State in the process, method, article or equipment of element that there is also other identical elements.
The above is made skilled artisans appreciate that or realizing this hair in specific embodiment party of the invention It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (7)

1. a kind of suspension bridge column overhead main cable saddle hanging apparatus, including pre-buried crossbeam (1) and stablize stringer (2), the pre-buried cross Beam (1) and stablize stringer (2) and be embedded in king-post (13), the pre-buried crossbeam (1) and stablizes stringer (2) and be fixedly connected with connection steel Muscle, it is described it is characterized in that, the pre-buried crossbeam (1) and stablizing the junction upper end of stringer (2) and being fixedly connected with A-frame (3), the upper end of the A-frame (3) is fixedly connected with Bailey bracket (4), which is characterized in that Bailey bracket (4) upper end is equidistant It is fixed with multiple crossties of the track (5), the upper end of the crossties of the track (5) is fixedly connected with crane heavy rail (6), the crane The upper end of heavy rail (6) is equipped with walking driving (7), and the upper end of the walking driving (7) is equipped with hoist engine (8), the hoist engine (8) roller is wound with wirerope, and the lower end of the wirerope is connected with simple gate coaster (11), and the simple gate coaster (11) passes through The hook of bearing roller connecting steel wire ropes, simple gate coaster (11) lower end is connected with jack line (9), the jack line (9) Lower end is hung with main cable saddle (12).
2. a kind of suspension bridge column overhead main cable saddle hanging apparatus according to claim 1, which is characterized in that the crane The track both ends of heavy rail (6) are also fixedly connected with limited block (10).
3. a kind of suspension bridge column overhead main cable saddle hanging apparatus according to claim 1, which is characterized in that the crane The model of heavy rail (6) and driving driving match.
4. a kind of suspension bridge column overhead main cable saddle hanging apparatus according to claim 1, which is characterized in that the hoist engine It (8) is 8t hoist engine, the simple gate coaster (11) is 20t simple gate coaster.
5. a kind of suspension bridge column overhead main cable saddle hanging apparatus according to claim 1, which is characterized in that the pre-buried cross Beam (1) and stablize stringer (2) be 140b Two bors d's oeuveres I-steel.
6. a kind of construction method of suspension bridge column overhead main cable saddle hanging apparatus according to claims 1 to 5, feature exist In, including following implementation steps:
Step 1, pre-buried crossbeam (1) and stablizes stringer (2) and pours king-post (13), and sets up A-frame (3), three Set up Bailey bracket (4) in the upper end of angle support (3);
Step 2 after the completion of Bailey bracket (4) is set up, measures the centre-line of track, and line setting in the upper end of Bailey bracket (4), fixed Crossties of the track (5);
Step 3 is laid with crane heavy rail (6) in the upper end of crossties of the track (5), and in the fixed limit in the both ends of crane heavy rail (6) Position block (10);
Step 4, the walking that same model is arranged on crane heavy rail (6) is driven a vehicle (7), and is taken in walking driving (7) It carries hoist engine (8);
Jack line (9) are arranged on hoist engine (8) in step 5, and sling main cable saddle (12) by simple gate coaster (11);
Step 6 adjusts walking driving (7) to setting in crane heavy rail (6) movement according to the design position of construction drawing Position;
Step 7 lifts main cable saddle (12) using hoist engine (8) according to the designed elevation of construction drawing.
7. a kind of construction method of suspension bridge column overhead main cable saddle hanging apparatus according to claim 6, which is characterized in that In step 1, the Bailey bracket is each 3 groups of two sides, and is single layer, is pacified between each group with trabeculae connection, upper and lower tie-rod Reinforcing rod is filled, closure door is arranged in the Bailey bracket front and back end.
CN201810953485.4A 2018-08-21 2018-08-21 A kind of suspension bridge column overhead main cable saddle hanging apparatus and construction method CN109098089A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109940338A (en) * 2019-05-09 2019-06-28 滨州鲁德曲轴有限责任公司 A kind of wheel of multi-functional crankshaft six rolling device

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Publication number Priority date Publication date Assignee Title
CN201634333U (en) * 2010-02-02 2010-11-17 中交二公局第五工程有限公司 Super-altitude gantry crane
CN204039920U (en) * 2013-11-19 2014-12-24 中建三局建设工程股份有限公司 A kind of tower crane lifting reeving device
CN105386411A (en) * 2015-12-14 2016-03-09 中交一公局第三工程有限公司 Multifunctional portal device of suspension bridge pillar top
KR20170040837A (en) * 2015-10-05 2017-04-14 다올이앤씨 주식회사 Heavy lifting device
CN207244454U (en) * 2017-03-31 2018-04-17 中交二公局第二工程有限公司 Superelevation tower main cable saddle Lift-on/Lift-off System

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Publication number Priority date Publication date Assignee Title
CN201634333U (en) * 2010-02-02 2010-11-17 中交二公局第五工程有限公司 Super-altitude gantry crane
CN204039920U (en) * 2013-11-19 2014-12-24 中建三局建设工程股份有限公司 A kind of tower crane lifting reeving device
KR20170040837A (en) * 2015-10-05 2017-04-14 다올이앤씨 주식회사 Heavy lifting device
CN105386411A (en) * 2015-12-14 2016-03-09 中交一公局第三工程有限公司 Multifunctional portal device of suspension bridge pillar top
CN207244454U (en) * 2017-03-31 2018-04-17 中交二公局第二工程有限公司 Superelevation tower main cable saddle Lift-on/Lift-off System

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Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109940338A (en) * 2019-05-09 2019-06-28 滨州鲁德曲轴有限责任公司 A kind of wheel of multi-functional crankshaft six rolling device

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