CN106276627B - A kind of multi-tower continuous across hoist cable crane - Google Patents
A kind of multi-tower continuous across hoist cable crane Download PDFInfo
- Publication number
- CN106276627B CN106276627B CN201610854005.XA CN201610854005A CN106276627B CN 106276627 B CN106276627 B CN 106276627B CN 201610854005 A CN201610854005 A CN 201610854005A CN 106276627 B CN106276627 B CN 106276627B
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- tower
- cable
- sarasota
- lifting
- crane
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C21/00—Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways
- B66C21/02—Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways with cable-ways supported on framework swingably connected to groundengaging elements
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of multi-tower continuous across hoist cable cranes.The crane includes M Sarasota, is connected to N number of lifting on M Sarasota in turn across, track cable, crown block sling, trailer system, tackling system and anchorage system；The Sarasota includes detaining tower and the king-tower in button top of tower being arranged, and the top of the king-tower is equipped with the cable saddle structure for being used to support the track cable；The both ends of single group track cable with the anchorage system positioned at two sides for being connected；A lifting is formed between two neighboring Sarasota across at least two liftings are formed and formed multi-tower continuous across structure across being connected；The trailer system is moved in adjacent lifting between for drawing single set crown block sling, and the tackling system is used to carry out material lifting by crown block sling；The N and M is natural number, and M >=3, N=M 1.As a result, the present invention formed by multiple Sarasotas are set multiple liftings even across, with conventional double Sarasota lists lift by crane across cable crane compared with, significantly reduce the height of Sarasota, be effectively controlled the height of Sarasota.
Description
Technical field
The present invention relates to bridge construction engineering field, specially a kind of multi-tower continuous across hoist cable crane.
Background technology
It is many to be created across the science of bridge building in high mountain gorge and Long span river with highway, the development of railway construction
It is one and another most, wherein construction of the cable crane in the sciences of bridge building such as arch bridge, suspension bridge and cable-stayed bridge plays
Very important effect.
Currently, the cable crane lifted by crane using double Sarasota single spans in science of bridge building, when span of bridge is larger or
When carrying out multispan bridge project installation, cable crane is to cover entire science of bridge building lifting region, while meeting cable lifting
The requirement of machine track cable minimum sag and component mounting height, under conditions of construction height is unrestricted, according to designing and apply
Work requirement, often the height of cable crane Sarasota is higher.
Such as the newly-built wide railway Zhaoqing West River Great Bridge in south, main bridge are half-through steel box x-arch bridge bridge, main span across footpath 450m,
Ratio of rise to span is 1/4, is lifted to main span using double Sarasota single span hoist cable cranes, the combination across footpath of cable crane
For 189m（End bay）+476m（Lifting across）+226m（End bay）, Sarasota height（Detain tower+king-tower+cable saddle structure）For 175m.Example again
If Mingzhou bridge is the double limb cable-carried arch bridges of half-through steel case tie-rod, main span across footpath 450m, ratio of rise to span 1/5, using double ropes
Tower single span hoist cable lifting lifts main span, and the combination across footpath of cable crane is 230m（End bay）+450m（Lifting
Across）+230m（End bay）, Sarasota height（Detain tower+king-tower+cable saddle structure）For 154m.
Si Qiao main bridges in the Wuzhou Xijiang River are especially big highway without thrust type steel box tied arch bridge, bridge by 300m across
The 129m end bays composition being arranged symmetrically with both sides, main bridge overall length are 558 m.If using double Sarasota single span hoist cable cranes
To end bay and in across arch bridge lift, according to field condition, lifting region and sling height, the combination of cable crane across
Diameter arrangement is about 330m (end bays）+ 660m (lifting across）+ 330m (end bays）, Sarasota height（Detain tower+king-tower+cable saddle structure）Greatly
About 170m, according to local pertinent regulations, owned building or works limit for height 100m are carried out using double Sarasota cable cranes
Bridge construction is unsatisfactory for height-limited requirement.Longer for overall length, lifting span bigger double Sarasota cable cranes,
It is high to the intensity on Sarasota basis, stability requirement compared with conventional double Sarasota cable cranes, while increasing the height of Sarasota
Degree, and the rigidity, intensity, stability of Sarasota are put forward higher requirements, and increase the series of track cable design strength value, from
And increase the project cost of cable crane.
In order to effectively solve the height of height-limited, effective control Sarasota, Sarasota basis, Sarasota tower body and load-bearing are reduced
Rope, the scale for drawing tackling system, reduce the project cost of cable crane, suitable for applying for multispan or Large Span Bridges engineering
Work, it is necessary to research and develop rational cable crane structural system, the construction for overlength, multispan diameter science of bridge building provides advantageous technology
Support.
Invention content
The present invention is intended to provide a kind of multi-tower continuous across hoist cable crane, uses multispan, Large Span Bridges engineering
When cable lifting is constructed, effectively to control the height of cable crane Sarasota, Sarasota basis, Sarasota tower body and load-bearing are reduced
Rope, the scale for drawing tackling system, to reduce cable crane project cost, realize different liftings across lifting.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of multi-tower continuous across hoist cable crane, which is characterized in that including M Sarasota, be connected in turn on M Sarasota
N number of lifting across, track cable, crown block sling, trailer system, tackling system and anchorage system；The Sarasota include button tower and
King-tower in button top of tower is set, and the top of the king-tower is equipped with the cable saddle structure for being used to support the track cable；Single group track cable
Both ends for being connected with the anchorage system positioned at two sides；A lifting is formed between two neighboring Sarasota across at least two
It hangs and forms and formed multi-tower continuous across structure across being connected；The trailer system is for drawing single set crown block sling in adjacent lifting across it
Between move, the tackling system be used for by crown block sling progress material lifting；The N and M is natural number, and M >=3, N=
M-1。
As a result, the present invention formed by multiple Sarasotas are set multiple liftings even across, with conventional double Sarasota lists lift by crane across
Cable crane is compared, and the height of Sarasota is significantly reduced, and is effectively controlled the height of Sarasota.
According to an embodiment of the invention, further optimization can also be made to the present invention, below the skill to be formed after optimization
Art scheme：
To balance the uneven horizontal force of each operating mode of Sarasota, described further includes the cable wind system for stablizing Sarasota.Into one
Step ground, the cable wind system include landing oblique wind cable, lifting between king-tower and ground and lifting across button tower and ground it
Between pass through and land the connection of oblique wind cable；It is preferred that the cable wind system further includes logical wind cable；Lift by crane across two overheads
Between and lifting across two button column overheads between pass through logical wind cable connection.As a result, when only there are two liftings across no
It is arranged and leads to wind cable, directly will lifts by crane between king-tower and ground and lift by crane to pass through between button tower and ground and land oblique wind cable
Connection.When lifting across quantity be 3 or more when, logical wind cable can be equipped with, for be connected to lifting across two overheads it
Between and lifting across two button column overheads between, to improve stability, reduce the engineering cost of configuration wind cable.
Lead to generate the moment of flexure of uneven horizontal force make-up column overhead in overhead because multispan is connected to discharge, it is described
Button tower and king-tower are hinged and connected.
Preferably, the trailer system includes the rack winch for being arranged in two sides, hauling rope and hauling rope axle set
Part.
Preferably, the tackling system includes the hoisting winding for being arranged in two sides, hoisting rope and hoisting rope axle set
Part.
By the traction of trailer system, single crown block sling that covers can enter phase across the cable saddle structure positioned at intermediate Sarasota
Adjacent lifting across.
The anchorage system is reinforced concrete structure.
Cable saddle, which can be smoothly crossed over, in order to facilitate positioning cable and crown block sling enters adjacent lifting across the cable saddle knot
Structure is U-shaped structure.
According to an embodiment of the invention, the Sarasota is steel construction；Preferably steel pipe frame column, shaped steel lattice column, omnipotent
Rod piece or the assembled Sarasota of Bailey truss.
Preferably, the M is 3-8.
It can be seen from the above technical proposal that the present invention has advantageous effect below：
1, multi-tower continuous across hoist cable crane provided by the invention using the track cable that single group is elongated, and is supported in M
A lifting is formed in the cable saddle structure of Sarasota overhead, between adjacent Sarasota across at least two lifting of formation is more made of being connected
Tower connects across hoist cable crane；It is multi-tower continuous to be risen across hoist cable compared with conventional double Sarasota single span hoist cable cranes
Each lifting of heavy-duty machine greatly reduces across across footpath, to be effectively controlled the height of cable crane Sarasota, can control in 80-
The range of 90m solves the problems, such as that Sarasota is height-limited.
2, multi-tower continuous across hoist cable crane provided by the invention, the king-tower of all Sarasotas is used with button tower to be articulated and connected
Mode is effectively released and is produced in overhead because of single group track cable, hauling rope, hoisting rope and wind load that multispan is connected etc.
The moment of flexure of raw imbalance horizontal force make-up column overhead reduces the quantity that button tower stablizes wind cable setting, has saved engineering cost.
3, multi-tower continuous across hoist cable crane provided by the invention, Sarasota overhead by be arranged crown block sling across
U-shaped cable saddle structure more effectively solves the problems, such as crown block sling across tower, and the company of realization is across lifting.
4, multi-tower continuous across hoist cable crane provided by the invention reduces because greatly reducing the height degree of Sarasota
The dead weight of Sarasota, to reduce the fee of material and Sarasota basis expense of Sarasota, and multi-tower continuous across hoist cable crane
Using single group crown block sling, single set trailer system, single set tackling system, engineering cost has been saved.
In short, multi-tower continuous across hoist cable lifting function effectively controls the height of Sarasota, solve Long span or multiple span bridge
Beam engineering is even across the lifting the problem of, the lifting, traction, the configuration of crown block sling employed in cable crane system and double Sarasotas
Single span hoist cable crane configuration it is identical, greatly reduce Sarasota basis, Sarasota and track cable expense, saved engineering
Cost.
Description of the drawings
Fig. 1 is to connect across hoist cable crane front view according to 4 tower 3 of one kind of the embodiment of the present invention;
Fig. 2 is the Sarasota king-tower and button tower articulated connection schematic diagram according to the embodiment of the present invention；
Fig. 3 is the U-shaped cable saddle structural schematic diagram according to the embodiment of the present invention.
In figure：
1- Sarasotas；2- detains tower；3- king-towers；4- articulated structures；5- track cables；6- overhead traveling cranes；7- suspenders；8- hauling ropes；9- is led
Draw hoist engine；10- hoisting ropes；11- hoisting windings；12- cable saddle structures；13- leads to wind cable；14- lands oblique wind cable；15-
Anchorage system.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in more detail.
The present invention provides a kind of multi-tower continuous across hoist cable crane, including N number of sequentially connected lifting is across, M rope
Tower 1, single group track cable 5, single set overhead traveling crane 6 and suspender 7, single set trailer system, single set tackling system, cable saddle structure 12, anchorage system
System 15 and the cable wind system for stablizing Sarasota, N and M are natural number, and M >=3, N=M-1；Sarasota 1 includes button tower 2 and king-tower
3, button tower 2 is connected with king-tower 3 using articulated structure 4, to discharge 3 tower top out-of-balance force of king-tower in king-tower 3 and button 2 connecting portion of tower
The moment of flexure of generation.Single group track cable 5 is supported in the U-shaped cable saddle structure 12 of M 3 tower top of Sarasota king-tower, 5 both ends of single group track cable
It is connected with the anchorage system 15 of two sides, forms a lifting between adjacent Sarasota across shared at least two liftings multitower made of being connected
Even across hoist cable crane；Formed by multiple Sarasota 1 are set multiple liftings even across, with conventional double Sarasota lists lift by crane across
Cable crane is compared, and the height of Sarasota is significantly reduced, and efficiently solves the problems, such as that Sarasota is height-limited, realizes multispan cable
The construction technology of rope crane loading.
Wherein Sarasota 1 is steel construction, the specially institutes such as steel pipe frame column, shaped steel lattice column, universal rod body or Bailey truss
Assembled Sarasota 1.
To solve the problems, such as that crane suspender can cross over intermediate Sarasota, wherein single set 6 suspender 7 of overhead traveling crane can be led by trailer system
The U-shaped cable saddle structure 12 drawn across intermediate Sarasota 1 steps into the lifting of row material into adjacent lifting, it is possible thereby to realize different liftings
Across lifting.Single set trailer system is by being arranged in the rack winch 9, hauling rope 8 and hauling rope axle assembly institute group of two sides
At.Single set tackling system is made of the hoisting winding 11, hoisting rope 10 and hoisting rope axle assembly for being arranged in two sides；Anchor
Heavy stone used as an anchor system uses reinforced concrete structure 15.
To balance the uneven horizontal force of each operating mode of Sarasota, the stability of Sarasota is improved so that funicular system is arranged, in rope
The cable wind system of Sarasota is stablized in the king-tower of tower and button tower setting, and cable wind system is including logical wind cable 13 and lands oblique wind cable 14；
Wherein lead to wind cable 13 and the connection in side lifting between 3 tower top of king-tower and the connection between button 2 tower top of tower, landing are set
The constant wind cable across king-tower 3 and button tower 2 in intermediate lifting is arranged in oblique wind cable 14, leads to wind cable 13 and lands oblique wind cable 14
For cable wire.
To solve the problems, such as that crown block sling crosses over intermediate Sarasota, the cable saddle structure of 3 tower top of king-tower is used with the U that may span across
Type cable saddle structure 12.
As shown in Figure 1, Fig. 1 be according to the embodiment of the present invention a kind of 4 tower 3 even facing across hoist cable crane
Figure, in the present embodiment, multi-tower continuous across the hoist cable crane include three sequentially connected liftings across 4 Sarasotas 1 are single
Group track cable 5,6 suspender 7 of single set overhead traveling crane, single set trailer system, single set tackling system, U-shaped cable saddle structure 12, reinforced concrete anchors
Heavy stone used as an anchor 15, the logical wind cable 13 for stablizing Sarasota and landing wind cable 14.
The button tower 2 of Sarasota 1 and king-tower 3 are connected using articulated structure 4, with discharge 3 tower top out-of-balance force of king-tower in king-tower 3 and
Detain the moment of flexure that 2 connecting portion of tower generates；Single group track cable 5 is supported in the U-shaped cable saddle structure 12 of 41 king-tower of Sarasota, 3 tower tops,
5 both ends of single group track cable are connected with the armored concrete anchorage 15 of two sides, and a lifting is formed between adjacent Sarasota 1 across totally three are risen
It hangs and connects across hoist cable crane into 4 towers 3 across being connected.With conventional double Sarasota lists lifting across cable crane compared with, substantially
The height for reducing Sarasota efficiently solves the problems, such as that Sarasota is height-limited, realizes the construction of multispan cable crane lifting
Technique.
Wherein Sarasota 1 be steel pipe frame column, the assembled steel such as shaped steel lattice column, universal rod body or Bailey truss
Structure load-bearing tower；Single set 6 suspender 7 of overhead traveling crane is entered adjacent by the U-shaped cable saddle structure 12 of trailer system traction across intermediate Sarasota 1
Lifting steps into the lifting of row material；Single set trailer system is by being arranged in the rack winch 9, hauling rope 8 and traction cable pulley of two sides
Shaft assembly is formed.Single set tackling system is by being arranged in the hoisting winding 11, hoisting rope 10 and hoisting rope axle set of two sides
Part is formed.
To improve the stability of Sarasota, stablize the cable wind system of Sarasota, guy system in the king-tower 3 of Sarasota and the button setting of tower 2
System includes leading to wind cable 13 and landing oblique wind cable 14；Wherein logical wind cable 13 be connected to side lifting across 3 tower top of king-tower between
And lifting across 2 tower top of button tower between, land oblique wind cable 14 be arranged intermediate lifting across king-tower 3 between and intermediate rise
Hang across button tower 2 between, formed constant wind cable.It is preferred that it is cable wire to lead to wind cable 13 and land oblique wind cable 14.
The content that above-described embodiment illustrates should be understood as that these embodiments are only used for being illustrated more clearly that the present invention, without
For limiting the scope of the invention, after having read the present invention, various equivalent forms of the those skilled in the art to the present invention
Modification fall within the application range as defined in the appended claims.
Claims (9)
1. a kind of multi-tower continuous across hoist cable crane, which is characterized in that including M Sarasota, be connected in turn on M Sarasota
N number of lifting is across, track cable, crown block sling, trailer system, tackling system and anchorage system；The Sarasota includes button tower and sets
The king-tower in button top of tower is set, the top of the king-tower is equipped with the cable saddle structure for being used to support the track cable；Single group track cable
Both ends with the anchorage system positioned at two sides for being connected；A lifting is formed between two neighboring Sarasota across at least two liftings
It forms and is formed multi-tower continuous across structure across being connected；The trailer system is lifted by crane adjacent between for drawing single set crown block sling
Mobile, the tackling system is used to carry out material lifting by crown block sling；The N and M is natural number, and M >=3, N=M-
1；The button tower and king-tower are hinged and connected.
2. multi-tower continuous across hoist cable crane according to claim 1, which is characterized in that further include for stablizing Sarasota
Cable wind system.
3. multi-tower continuous across hoist cable crane according to claim 2, which is characterized in that the cable wind system includes falling
The oblique wind cable in ground, lifting is between king-tower and ground and lifting is connected by landing oblique wind cable between button tower and ground
It connects；It is preferred that the cable wind system further includes logical wind cable；Lift by crane across two overheads between and lifting across two button
It is connected by logical wind cable between column overhead.
4. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the trailer system
Rack winch, hauling rope and hauling rope axle assembly including being arranged in two sides.
5. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the tackling system
Hoisting winding, hoisting rope and hoisting rope axle assembly including being arranged in two sides.
6. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the anchorage system
For reinforced concrete structure.
7. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the cable saddle structure
For U-shaped structure.
8. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the Sarasota is steel
Structure；Preferably steel pipe frame column, shaped steel lattice column, universal rod body or the assembled Sarasota of Bailey truss.
9. multi-tower continuous across the hoist cable crane according to one of claim 1-3, which is characterized in that the M is 3-8.
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| CN201610854005.XA CN106276627B (en) | 2016-09-27 | 2016-09-27 | A kind of multi-tower continuous across hoist cable crane |
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| CN201610854005.XA CN106276627B (en) | 2016-09-27 | 2016-09-27 | A kind of multi-tower continuous across hoist cable crane |
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| CN106276627B true CN106276627B (en) | 2018-09-07 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110655B (en) * | 2018-08-24 | 2020-07-10 | 湖南省中南桥梁安装工程有限公司 | T-shaped crown block of cable crane and matched cable saddle |
| CN109160423B (en) * | 2018-08-24 | 2020-07-10 | 湖南省中南桥梁安装工程有限公司 | Lower hanging type multi-tower continuous span cable crane with T-shaped crown block and crown block tower span method thereof |
| CN109095361B (en) * | 2018-08-24 | 2020-08-21 | 湖南省中南桥梁安装工程有限公司 | Tower-spanning cable crane crown block and matched cable saddle |
| CN109264588B (en) * | 2018-08-24 | 2020-07-10 | 湖南省中南桥梁安装工程有限公司 | Lower hanging type multi-tower continuous span cable crane with C-shaped crown block and crown block tower span method thereof |
| CN112591623B (en) * | 2020-12-07 | 2022-05-17 | 中铁二十局集团第五工程有限公司 | Dismounting method for cable hoisting system of half-through type space Y-shaped steel box arch bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4440305A (en) * | 1980-11-25 | 1984-04-03 | The United States Of America As Represented By The Secretary Of Agriculture | Carriage for cable logging system |
| HU183716B (en) * | 1981-12-01 | 1984-05-28 | Matrai Erdoe Es Fafeldolgozo G | Erecting cableway crane |
| JPH0158366U (en) * | 1987-10-09 | 1989-04-12 | ||
| CN101224856A (en) * | 2007-12-20 | 2008-07-23 | 中铁大桥局股份有限公司 | Long-span load-carrying cable lifting machine and mounting method therefor |
| CN203922511U (en) * | 2014-07-09 | 2014-11-05 | 葛洲坝集团电力有限责任公司 | A kind of branched some cableway movement system |
| CN105565176B (en) * | 2016-02-03 | 2017-06-13 | 中铁港航局集团有限公司 | A kind of asymmetric cable crane of single column |
| CN205419568U (en) * | 2016-03-21 | 2016-08-03 | 中国电建集团贵阳勘测设计研究院有限公司 | Cableway formula collection fish box goes up dam transfer device |
| CN105645275B (en) * | 2016-03-29 | 2017-10-24 | 中建钢构江苏有限公司 | Cable hoist and its construction method |
| CN206069230U (en) * | 2016-09-27 | 2017-04-05 | 湖南省中南桥梁安装工程有限公司 | A kind of multi-tower continuous across hoist cable crane |
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Denomination of invention: A multi tower continuous span cable crane Effective date of registration: 20210316 Granted publication date: 20180907 Pledgee: Industrial Commercial Bank of China Ltd. Huaihua branch Pledgor: HUNAN ZHONGNAN BRIDGE INSTALLATION ENGINEERING Co.,Ltd.|HUNAN ZHONGNAN BRIDGE EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2021980001729 |
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