CN106869031A - Cable-carried crane capable of rapidly walking and hoisting under load - Google Patents
Cable-carried crane capable of rapidly walking and hoisting under load Download PDFInfo
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- CN106869031A CN106869031A CN201710048477.0A CN201710048477A CN106869031A CN 106869031 A CN106869031 A CN 106869031A CN 201710048477 A CN201710048477 A CN 201710048477A CN 106869031 A CN106869031 A CN 106869031A
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- walking
- lifting
- walking mechanism
- towing rope
- main push
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- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 239000000725 suspension Substances 0.000 claims abstract description 18
- 230000008602 contraction Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a cable-loaded crane capable of rapidly walking and hoisting under load, and belongs to the technical field of suspension bridge construction machinery. The cable crane comprises a main beam platform, a traveling mechanism and a lifting appliance, wherein the traveling mechanism is installed at the bottom of the main beam platform, the main beam platform is provided with a control system and power equipment, the control system is connected with the power equipment, and the lifting appliance is arranged below the main beam platform and is connected with the power equipment; the walking mechanism comprises a walking mechanism main body, a walking wheel assembly, a horizontal traction device and a downward sliding traction device, wherein the walking wheel assembly is arranged on the walking mechanism main body, and a walking wheel takes a suspension bridge main cable as a walking guide rail; the horizontal traction device and the gliding traction device are respectively arranged at two ends of the walking mechanism main body and are connected with the traction equipment. The invention can make the power equipment convenient to place and reasonable in structural stress; the steel wire rope can be used for short-distance traction, so that the required length of the steel wire rope is greatly reduced, less interference and quick walking can be realized, and the steel wire rope can be used for walking of load suspension bridge sections.
Description
Technical field
The present invention relates to suspension bridge construction field of mechanical technique, and in particular to a kind of cable with quick walking and lifting is carried is carried
Loop wheel machine.
Background technology
The girder of large span suspension bridge is typically processed into sections using factory or bank, then carries out section assembling.Typically
Using the mode of water transport (shipping), girder segment is transported to position to be hung, it is then vertical using deck unit erection gantry or low-angle swings shifting
Constructed.Current deck unit erection gantry can only position lifting on main rope of suspension bridge, and be unable to lifting beam section and band beam section walking,
Elevated height can only be carried out, it is impossible to carry out horizontal plane movement.
When mountain area suspension bridge does not have a water transport condition, or spanning bank nearby water than shallower, it is impossible to when carrying out water transport, mesh
Before be using cable crane or trestle, to carry out the horizontal and vertical movement of girder segment, these are required for extra being placed on bridge
Trestle on the cable crane of tower or ground, without using the main push-towing rope system for treating bridge itself, high cost.And traditional cable is carried
All be placed on the hoist engine for drawing walking and lifting on bridge tower or ground by loop wheel machine, i.e., be all that hoist engine is placed on outside loop wheel machine, volume
Turned to by fixed pulley when the steel wire rope for raising machine is connected with deck unit erection gantry, need to be drawn and be lifted with steel wire rope long, length of steel rope
Degree length, the place passed through at it is big with other thing interference surfaces.Chinese invention patent CN105002831A discloses a kind of wheel track
, simply be placed on the hoist engine of lifting in truss in the patent by formula load walking deck unit erection gantry, and the hoist engine of traction
Must be placed on bridge tower or ground, and needs extra steel track is laid on main push-towing rope.The easy shape if being placed in truss
Into the interference of steel wire rope, hoist engine in small space, it is difficult to realize traction.Main push-towing rope lays extra steel track, on the one hand needs
Solve the reliability connection between steel track and main push-towing rope, another aspect high cost.Required in the industry of current bridge construction
1 erection of beam is at least completed daily, and because of the limitation of the current deck unit erection gantry speed of travel, it is impossible to accomplish effective load row
Walk, not yet broken through in practical application.
The content of the invention
Regarding to the issue above, it is an object of the invention to provide a kind of deck unit erection gantry with quick walking and lifting is carried, can be real
The fast lifting and load girder segment of existing bridge subsection are quickly walked along main push-towing rope, and the present invention can set traction and the power of lifting
It is standby to be positioned on girder platform, place conveniently and structure stress is reasonable；And steel wire rope of the present invention can carry out short distance traction,
Rope capacity needed for making is greatly reduced, and can realize few interference, quick walking.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of deck unit erection gantry with quick walking and lifting is carried, the deck unit erection gantry is used for suspension bridge, and the cable is carried and hung
Machine includes girder platform, walking mechanism and the suspender for lifting bridge main beam sections, and the walking mechanism is located at the girder
The lower section of platform is simultaneously connected with the bottom of the girder platform, and the girder platform is provided with control system and power-equipment, institute
State control system to be connected with the power-equipment, the power-equipment includes pulling equipment and lifting means, the suspender is located at
It is connected below the girder platform and by the first steel wire rope with the lifting means；
The walking mechanism includes walking mechanism main body, walking wheel assembly, horizontally tracting device and downslide draw-gear, institute
State walking mechanism main body to be connected with the girder platform, the walking wheel assembly is located in the walking mechanism main body, the row
Wheel assembly is walked with the main push-towing rope of suspension bridge itself as walking guide rail；The horizontally tracting device and the downslide draw-gear set respectively
In the two ends of the walking mechanism main body, the horizontally tracting device and the downslide draw-gear are connected with the main push-towing rope,
The horizontally tracting device and downslide draw-gear are also connected with the pulling equipment.
Further, the lifting means is two or four, and the pulling equipment is two, the lifting means and is led
Draw equipment to be spaced on the girder platform；Each described lifting means is correspondingly provided with first deflecting roller, described
On girder platform, the first steel wire rope on each described lifting means is by correspondence the first deflecting roller and institute for one deflecting roller
State suspender connection；Two the second steel wire ropes of the pulling equipment connect with the horizontally tracting device and downslide draw-gear respectively
Connect.
Further, using single hinge hinge or using screw consolidation between the girder platform and the walking mechanism
Connection.
Further, the horizontally tracting device and downslide draw-gear are constituted by the second steel wire rope and anchor block, institute
State the second steel wire rope to be provided by the pulling equipment, the second deflecting roller, second steel are additionally provided with the walking mechanism main body
Cord is turned to by second deflecting roller, is connected with the anchor block through the walking mechanism main body, and the anchoring is packaged
On the main push-towing rope, anchor block directly clamps holding main push-towing rope, and anchor block abuts permanent cord clip, and traction is provided by permanent cord clip
Counter-force.
Further, the walking mechanism is two, and described two walking mechanisms are respectively arranged in the girder platform two
The bottom at end；The walking wheel assembly is four, and four road wheel components compartment of terrain is in the walking mechanism main body.
Further, the walking wheel assembly includes road wheel and the first worm gear screw rod lifting being connected with the road wheel
Machine, the road wheel is rolled with the main push-towing rope and is connected, and the first worm gear screw elevator is connected with the control system.
Further, jaw type main push-towing rope clamping device, the jaw type main push-towing rope clamping device peace are additionally provided with the walking mechanism
Loaded in the walking mechanism main body, can be used for when loop wheel machine is moved, rapidly clamping main cable of suspension bridge is positioned to loop wheel machine, the pincers
Formula main push-towing rope clamping device is also connected with the control system.
Further, the jaw type main push-towing rope clamping device includes the second worm gear screw elevator and two clamp arms, described
By hinge on the free bearing of walking mechanism body, described two clamp arms are symmetrical arranged two clamp arms, the clamping
Arm is located at walking mechanism lower section one end and is provided with anchor ear side folder, and two anchor ear side folders are oppositely arranged, on the anchor ear side folder also
It is provided with and embraces folder spacing ring, described armful presss from both sides spacing being located on outside the clamp arm；The end of the second worm gear screw elevator is equal
It is connected with the clamp arm；The clamping to main push-towing rope is formed between the anchor ear side folder because of the contraction of the second worm gear screw elevator.
Axially moved by controlling the nut in the second worm gear screw elevator, and then control anchor ear side folder to clamp or unclamp main push-towing rope.
I.e. described jaw type main push-towing rope clamping device provides the power for clamping main push-towing rope by the second worm gear screw elevator, it is convenient to beat
Open and clamp, fast clamp positioning when being easy to walking mechanism to shift.
Further, the jaw type main push-towing rope clamping device includes hydraulic jack and two clamp arms, described two clamp arms
By hinge on the free bearing of walking mechanism body, described two clamp arms are symmetrical arranged, and the clamp arm is located at walking
Mechanism lower section one end is provided with anchor ear side folder, and two anchor ear side folders are oppositely arranged, are additionally provided with the anchor ear side folder and embrace folder limit
Position ring, described armful presss from both sides spacing being located on outside the clamp arm；The end of the hydraulic jack is connected with the clamp arm；It is described
Between the folder of anchor ear side the clamping formed to main push-towing rope is shunk because of hydraulic jack.The jaw type main push-towing rope clamping device passes through the hydraulic pressure
Oil cylinder provides the power for clamping main push-towing rope, it is convenient to opens and clamps, fast clamp positioning when being easy to walking mechanism to shift.
Further, the lower section of the girder platform is also equiped with truss, and the truss is born a heavy burden by the box located at two ends
Beam and the multistage trusses located at centre splice composition.
Further, the material of the girder platform is aluminum alloy materials, it is possible to decrease loop wheel machine is conducted oneself with dignity, and reduction is contacted with main push-towing rope
Stress.
Aluminium alloy is a kind of compound of high rigidity, corrosion-resistant insoluble in soda acid, and with high mechanical strength, hardness is big, high
Frequency dielectric loss is small, and high-temperature insulation resistance is high and the advantage such as the excellent combination technical performance such as chemical resistance.
The present invention is supported using existing main rope of suspension bridge, and deck unit erection gantry can carry out height on main push-towing rope to girder segment
Mobile and along bridge the transverse direction of degree is moved, and realizes the displacement of the level and short transverse of beam, completes to set up.With girder segment,
Across the cord clip obstacle on main push-towing rope, it is key of the invention that quick, application solutions band carries walking.
In sum, by adopting the above-described technical solution, beneficial effects of the present invention are：
(1) present invention makes pulling equipment and lifting means to be positioned on girder platform by setting girder platform, and
No longer need to be placed on pulling equipment on bridge tower or ground, the length and steel wire rope for reducing steel wire rope are dry with other things
Relate to, reduce cost；And because pulling equipment and lifting means (hoist engine or hydraulic pressure line style winch) size are than larger, its winding
Steel wire rope need certain preposition drift, be positioned over above girder platform and readily satisfy space requirement, with placement side
Just and the rational advantage of structure stress.
(2) steel wire rope of the invention can from girder platform it is diverted rotate to, under walk away mechanism body, carry out short distance
Traction, the rope capacity needed for making is greatly reduced, and can realize few interference, quick walking.Jaw type main push-towing rope clamping of the invention
When device carries out jaw type clamping position, stepping up and unclamping for clamping device is carried out using hydraulic jack or worm gear screw elevator,
Folder loosens makees fast, is adapted to often change the clamping of bite.
Brief description of the drawings
Fig. 1 is a kind of structural representation with quick walking and the deck unit erection gantry of lifting is carried of the embodiment of the present invention 1；
Fig. 2 is a kind of structural representation with quick walking and the deck unit erection gantry of lifting is carried of the embodiment of the present invention 2；
Fig. 3 is a kind of structural representation with walking mechanism in deck unit erection gantry of the quick walking with lifting is carried of the present invention；
Fig. 4 is the embodiment of the present invention 1 a kind of with jaw type main push-towing rope clamping device in the deck unit erection gantry for carrying quick walking and lifting
Structural representation；
Fig. 5 is the embodiment of the present invention 2 a kind of with jaw type main push-towing rope clamping device in the deck unit erection gantry for carrying quick walking and lifting
Structural representation；
Fig. 6 is that the present invention is a kind of to walk with walking mechanism in carrying deck unit erection gantry of the quick walking with lifting in slope belt beam
Schematic diagram；
Fig. 7 is that the present invention is a kind of quickly to walk with walking mechanism in the deck unit erection gantry of lifting in horizontal level with beam row with load
The schematic diagram walked.
In figure, 1-1- lifting means, 1-2- pulling equipments, 2- girder platforms, 3- walking mechanisms, 3-1- walking mechanism masters
Body, 3-2- the first worm gear screw elevators, 3-3- anchor blocks, 3-4- road wheels, 4- main push-towing ropes, 5- suspenders, 6- bridge main beam sections,
7- truss, the steel wire ropes of 8-1- first, the steel wire ropes of 8-2- second, 9- jaw type main push-towing rope clamping devices, the lifting of the second worm gears of 9-1- screw rod
Machine, 9-2- clamp arms, 9-3- anchor ears side folder, 9-4- embraces folder spacing ring, and 9-5- bearing pins, 9-6- hydraulic jacks, 10-1- first is turned to
Wheel, the deflecting rollers of 10-2- second, the permanent cord clips of 11-.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It should be noted that when component is referred to as " being fixed on " another component, it can directly on another component
Or can also there is component placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or may be simultaneously present component placed in the middle.When a component is considered as " being arranged at " another component, it
Can be set directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
Embodiment 1
A kind of band on suspension bridge carries the deck unit erection gantry of quick walking and lifting, as shown in figures 1 and 3, including master
Liangping platform 2, walking mechanism 3 and the suspender 5 for lifting bridge main beam sections 6, the walking mechanism 3 are located at the girder platform
2 lower section simultaneously uses single hinge with the bottom of the girder platform 2, and the girder platform 2 is provided with control system and moves
Power equipment, the control system is connected with the power-equipment, and the power-equipment includes lifting means 1-1 and pulling equipment 1-
2, the suspender 5 is located at the lower section of the girder platform 2 and is connected by the first steel wire rope 8-1 with the lifting means 1-1.
The walking mechanism 3 includes walking mechanism main body 3-1, walking wheel assembly, horizontally tracting device and the traction dress that glides
Put, the walking mechanism main body 3-1 is connected with the girder platform 2, the walking wheel assembly is located at the walking mechanism main body
On 3-1, the walking wheel assembly is with the main push-towing rope 4 of suspension bridge itself as walking guide rail；The horizontally tracting device and the downslide
Draw-gear is respectively arranged on the two ends of the walking mechanism main body 3-1, the horizontally tracting device and the downslide draw-gear
It is connected with the main push-towing rope 4, the horizontally tracting device and downslide draw-gear are also connected with the pulling equipment 1-2.This reality
Apply lifting means 1-1 used by example and pulling equipment 1-2 is hoist engine.
Further, lifting means 1-1 described in the present embodiment is four, and the pulling equipment 1-2 is two, the lifting
Equipment 1-1 and pulling equipment 1-2 are spaced on the girder platform.Each lifting means 1-1 is correspondingly provided with one first
Deflecting roller 10-1, four lifting means 1-1 combination of two is divided into two groups, and two groups of lifting means 1-1 are respectively arranged on girder and put down
Both sides on platform 2, the first steel wire rope 8-1 of each lifting means 1-1 is by first turn on girder platform 2 in every group
It is connected with suspender 5 to wheel 10-1, forms unilateral double tune point form (such as Fig. 1).Two second steel wire ropes of the pulling equipment 1-2
8-2 is connected with the horizontally tracting device and downslide draw-gear respectively.
Further, horizontally tracting device described in the present embodiment and downslide draw-gear are by the second steel wire rope 8-2 and tightly
By permanent cord clip 11 anchor block 3-3 composition, anchor block 3-3 for fixed traction the second steel wire rope 8-2, second steel
Cord 8-2 is provided by the pulling equipment 1-2, and the second deflecting roller 10-2, described are additionally provided with the walking mechanism main body 3-1
Two steel wire rope 8-2 are turned to by the second deflecting roller 10-2, through the walking mechanism main body 3-1 and anchor block 3-3
Connection, the anchor block 3-3 is installed on the main push-towing rope 4, and anchor block 3-3 directly clamps holding main push-towing rope 4.The steel of the present embodiment second
Cord 8-2 is turned to from girder platform 2 through the second deflecting roller 10-2, through walking mechanism main body 3-1, carries out short distance traction, is made
The second required steel wire rope 8-2 length is greatly reduced, and can realize few interference, quick walking.
Further, walking mechanism 3 described in the present embodiment is two, and described two walking mechanisms 3 are respectively arranged in described
The bottom at the two ends of girder platform 2；The walking wheel assembly is four, and four road wheel components compartment of terrain is located at the walking
On mechanism body 3-1, in certain other embodiment, walking wheel assembly can also be six or eight etc..
Further, wheel assembly of being walked described in the present embodiment includes road wheel 3-4 and be connected with the road wheel 3-4 the
One worm gear screw elevator 3-2, the road wheel 3-4 is rolled with the main push-towing rope 4 and is connected, the first worm gear screw elevator 3-
2 are connected with the control system, the lifting of the first worm gear screw elevator 3-2 are controlled by control system, and then lift walking
Wheel 3-4.Permanent cord clip 11 is housed, permanent cord clip 11 is the structure for fixing to clamp main push-towing rope 4 of two halves composition, that is, use spiral shell on main push-towing rope 4
Bolt applies clamping force, and the permanent cord clip 11 is same as the prior art, is fixed as the fixed point of permanent structure.Anchor block 3-3 is abutted
Permanent cord clip 11, traction counter-force is provided by permanent cord clip 11.Road wheel is lifted using worm gear screw elevator 3-2 in the present embodiment
3-4, operation and control are simple, and rising or falling speed is fast, are easy to road wheel 3-4 quickly across the permanent cord clip 11 on main push-towing rope 4, realize fast
Speed walking, the speed of travel is up to 120m/h.
Further, jaw type main push-towing rope clamping device 9 is additionally provided with walking mechanism 3 described in the present embodiment, as shown in figure 4, institute
State jaw type main push-towing rope clamping device 9 to be installed on the walking mechanism main body 3-1, in the walking mechanism main body 3-1 on main push-towing rope
It is used to clamp the main push-towing rope 4 during shift position, rapidly clamping main cable of suspension bridge positions loop wheel machine when can be used for loop wheel machine movement.Institute
Stating jaw type main push-towing rope clamping device 9 includes the second worm gear screw elevator 9-1 and two clamp arms 9-2, described two clamp arm 9-2
By hinge on the free bearing of walking mechanism body 3-1, described two clamp arm 9-2 are symmetrical arranged, the clamp arm 9-2
Anchor ear side folder 9-3 is provided with positioned at the lower section one end of walking mechanism 3, two anchor ear sides press from both sides 9-3 and are oppositely arranged, the anchor ear side folder
It is additionally provided with 9-3 and embraces folder spacing ring 9-4, described armful presss from both sides spacing ring 9-4 and be placed on outside the clamp arm 9-2；The second worm gear spiral shell
The end of bar lift 9-1 is connected with the clamp arm 9-2；Because of the lifting of the second worm gear screw rod between the anchor ear side folder 9-3
Machine tightens up the clamping to be formed to main push-towing rope 4.By the nut in the second control worm gear screw elevator 9-1 in the embodiment of the present invention
Axially move, control anchor ear side folder 9-3 clamps main push-towing rope 4.
The jaw type main push-towing rope clamping device 9 of the present embodiment carries out jaw type clamping position, is by using the second worm gear screw rod liter
Drop machine 9-1 carries out the clamping and release of jaw type main push-towing rope clamping device 9, and folder loosens makees fast, is adapted to often change the clamping of bite.Work as row
When walking mechanism 3 for walking states, jaw type main push-towing rope clamping device 9 is releasing orientation；When walking mechanism 3 runs to certain position needs
During interim positioning, whole jaw type main push-towing rope clamping device 9 is controlled to clamp by worm gear screw elevator 9-1, to realize positioning.
Further, the lower section of girder platform 2 described in the present embodiment is also equiped with truss 7, and the truss 7 is by located at two ends
Box heavy burden beam and splice composition located at middle multistage trusses.Truss 7 can be spliced by multistage, be readily transported, and be reduced
Cost of transportation.
Further, the material of the girder platform 2 is to include the material of aluminium alloy.The girder being made of the material is put down
The compression strength of platform 2 is high, acid-alkali-corrosive-resisting, is more convenient for placing lifting means 1-1 and pulling equipment 1-2.
Embodiment 2
A kind of band on suspension bridge carries the deck unit erection gantry of quick walking and lifting, as shown in Figures 2 and 3, including master
Liangping platform 2, walking mechanism 3 and the suspender 5 for lifting bridge main beam sections 6, the walking mechanism 3 are located at the girder platform
2 lower section simultaneously be connected with the bottom of the girder platform 2 using screw consolidation, the girder platform 2 be provided with control system with
Power-equipment, the control system is connected with the power-equipment, and the power-equipment includes lifting means 1-1 and pulling equipment
1-2, the suspender 5 is located at the lower section of the girder platform 2 and is connected by the first steel wire rope 8-1 with the lifting means 1-1
The walking mechanism 3 includes walking mechanism main body 3-1, walking wheel assembly, horizontally tracting device and the traction dress that glides
Put, the walking mechanism main body 3-1 is connected with the girder platform 2, the walking wheel assembly is located at the walking mechanism main body
On 3-1, the walking wheel assembly is with the main push-towing rope 4 of suspension bridge itself as walking guide rail；The horizontally tracting device and the downslide
Draw-gear is respectively arranged on the two ends of the walking mechanism main body 3-1, the horizontally tracting device and the downslide draw-gear
It is connected with the main push-towing rope 4, the horizontally tracting device and downslide draw-gear are also connected with the pulling equipment 1-2.This reality
Apply lifting means 1-1 used by example and pulling equipment 1-2 and be hydraulic pressure line style winch.
Further, lifting means 1-1 described in the present embodiment is two, and the pulling equipment 1-2 is two, the lifting
Equipment 1-1 and pulling equipment 1-2 are spaced on the girder platform.Each lifting means 1-1 is correspondingly provided with one first
Deflecting roller 10-1, described two lifting means 1-1 are respectively arranged on the both sides on girder platform 2, the first of each lifting means 1-1
Steel wire rope 8-1 is connected by the first deflecting roller 10-1 on girder platform 2 with suspender 5, forms unilateral Monotone Points form
(such as Fig. 2).Two second steel wire rope 8-2 of the pulling equipment 1-2 are filled with the horizontally tracting device and traction of gliding respectively
Put connection.
Further, horizontally tracting device described in the present embodiment and downslide draw-gear is by the second steel wire rope 8 and abuts
The anchor block 3-3 compositions of permanent cord clip 11, anchor block 3-3 for fixed traction the second steel wire rope 8-2, second steel wire
Rope 8-2 is provided by the pulling equipment 1-2.The second deflecting roller 10-2, described second are additionally provided with the walking mechanism main body 3-1
Steel wire rope 8-2 is turned to by the second deflecting roller 10-2, is connected with the anchor block 3-3 through the walking mechanism main body 3-1
Connect, the anchor block 3-3 is installed on the main push-towing rope 4, anchor block 3-3 directly clamps holding main push-towing rope 4.The steel wire of the present embodiment second
Rope 8-2 is turned to from girder platform through the second deflecting roller 10-2, through walking mechanism main body 3-1, carries out short distance traction, needed for making
The second steel wire rope 8-2 length greatly reduce, and few interference, quick walking can be realized.
Further, walking mechanism 3 described in the present embodiment is two, and described two walking mechanisms 3 are respectively arranged in described
The bottom at the two ends of girder platform 2；The walking wheel assembly is four, and four road wheel components compartment of terrain is located at the walking
On mechanism body 3-1.
Further, wheel assembly of being walked described in the present embodiment includes road wheel 3-4 and be connected with the road wheel 3-4 the
One worm gear screw elevator 3-2, the road wheel 3-4 is rolled with the main push-towing rope 4 and is connected, the first worm gear screw elevator 3-
2 are connected with the control system.Permanent cord clip 11 is housed, as track support and the permanent cord clip 11 of fixed structure on main push-towing rope 4
It is the structure for fixing to clamp main push-towing rope 4 of two halves composition, i.e., applies clamping force, the permanent cord clip 11 and prior art phase with bolt
Together, fixed as the fixed point of permanent structure.Anchor block 3-3 abuts permanent cord clip 11, and traction counter-force is provided by permanent cord clip 11.This
Road wheel 3-4 is lifted using the first worm gear screw elevator 3-2 in embodiment, operation and control are simple, and rising or falling speed is fast, is easy to
Road wheel 3-4 realizes quick walking quickly across the permanent cord clip 11 on main push-towing rope 4, and the speed of travel is up to 120m/h.
Further, jaw type main push-towing rope clamping device 9 is additionally provided with walking mechanism described in the present embodiment, it is as described in Figure 5, described
Jaw type main push-towing rope clamping device 9 is used to clamp the main push-towing rope 4 at walking mechanism main body 3-1 shift positions on main push-towing rope.Institute
Jaw type main push-towing rope clamping device 9 is stated to be cut with scissors by bearing pin including hydraulic jack 9-6 and two clamp arms 9-2, described two clamp arm 9-2
It is connected on the free bearing of walking mechanism main body 3-1, described two clamp arm 9-2 are symmetrical arranged, the clamp arm 9-2 is located at vehicle with walking machine
The lower section one end of structure 3 is provided with anchor ear side folder 9-3, and two anchor ear sides press from both sides 9-3 and are oppositely arranged, and are also set on the anchor ear side folder 9-3
Have and embrace folder spacing ring 9-4, described armful presss from both sides spacing ring 9-4 and be placed on outside the clamp arm 9-2；The end of the hydraulic jack 9-6 is equal
It is connected with the clamp arm 9-2；The clamping to main push-towing rope 4 is formed between the anchor ear side folder 9-3 because of the contraction of hydraulic jack.This hair
By controlling hydraulic jack 9-6 in bright embodiment, and then anchor ear side folder 9-3 is controlled to clamp main push-towing rope 4.
The jaw type main push-towing rope clamping device 9 of the present embodiment carries out jaw type clamping position, is carried out by using hydraulic jack 9-6
The clamping and release of jaw type main push-towing rope clamping device 9, folder loosens makees fast, is adapted to often change the clamping of bite.When walking mechanism is row
When walking state, jaw type main push-towing rope clamping device 9 is releasing orientation；When walking mechanism runs to certain position needs interim positioning,
Whole jaw type main push-towing rope clamping device 9 is controlled to clamp by hydraulic jack 9-6, to realize positioning.
Further, the lower section of the girder platform 2 is also equiped with truss 7, and the truss 7 is born by the box located at two ends
Weight beam and the multistage trusses located at centre splice composition.Truss 7 can be spliced by multistage, be readily transported, and reduce cost of transportation.
Further, the material of the girder platform 2 is to include the material of aluminium alloy.The girder being made of the material is put down
The compression strength of platform 2 is high, acid-alkali-corrosive-resisting, is more convenient for placing lifting means 1-1 and pulling equipment 1-2.
Embodiment 3
The present embodiment deck unit erection gantry is hoist engine except pulling equipment, and lifting means is other and reality outside hydraulic pressure line style winch
Apply example 1 identical.
The traction and lifting of deck unit erection gantry of the present invention have control system by hoist engine control.Deck unit erection gantry of the present invention
Walking manner is：When band beam is walked on the slope, the sliding force for relying on deck unit erection gantry itself provides power, as shown in Figure 6；When
When horizontal level band beam is walked, the horizontally tracting device traction walking of walking mechanism other side is relied on, as shown in Figure 7.
Described above is directed to the detailed description of preferably possible embodiments of the invention, but embodiment is not limited to this hair
Bright patent claim, the equal change completed under the technical spirit suggested by all present invention or modification change, all should belong to
Cover the scope of the claims in the present invention.
Claims (10)
1. a kind of with quick walking and the deck unit erection gantry for lifting is carried, the deck unit erection gantry is used for suspension bridge, it is characterised in that institute
Stating deck unit erection gantry includes girder platform, walking mechanism and the suspender for lifting bridge main beam sections, and the walking mechanism is located at
The lower section of the girder platform is simultaneously connected with the bottom of the girder platform, and the girder platform is provided with control system and power
Equipment, the control system is connected with the power-equipment, and the power-equipment includes pulling equipment and lifting means, described to hang
Tool is located at girder platform lower section and is connected by the first steel wire rope with the lifting means；
The walking mechanism includes walking mechanism main body, walking wheel assembly, horizontally tracting device and downslide draw-gear, the row
Walk mechanism body to be connected with the girder platform, the walking wheel assembly is located in the walking mechanism main body, the road wheel
Component is with the main push-towing rope of suspension bridge itself as walking guide rail；The horizontally tracting device and the downslide draw-gear are respectively arranged on institute
The two ends of walking mechanism main body are stated, the horizontally tracting device and the downslide draw-gear are connected with main push-towing rope, the level
Draw-gear and downslide draw-gear are also connected with the pulling equipment.
2. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the lifting means
It is two or four, the pulling equipment is two, and the lifting means and pulling equipment are spaced located at the girder platform
On；Each described lifting means is correspondingly provided with first deflecting roller, and first deflecting roller is located on girder platform, each institute
The first steel wire rope on lifting means is stated to be connected with the suspender by the first deflecting roller of correspondence.
3. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the girder platform
And the walking mechanism between connection is consolidated using single hinge hinge or using screw.
4. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the horizontally tracting
Device and downslide draw-gear are constituted by the second steel wire rope and anchor block, and second steel wire rope is carried by the pulling equipment
For, the second deflecting roller is additionally provided with the walking mechanism main body, second steel wire rope is turned to by second deflecting roller, worn
Cross the walking mechanism main body to be connected with the anchor block, the anchor block is installed on main push-towing rope.
5. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the walking mechanism
It it is two, two walking mechanisms are respectively arranged in the bottom at the girder platform two ends；The walking wheel assembly is four,
Four road wheel component compartment of terrains are in the walking mechanism main body.
6. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the road wheel group
Part includes road wheel and the first worm gear screw elevator being connected with the road wheel, and the road wheel is rolled with the main push-towing rope and connected
Connect, the first worm gear screw elevator is connected with the control system.
7. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the walking mechanism
On be additionally provided with jaw type main push-towing rope clamping device, the jaw type main push-towing rope clamping device is installed in the walking mechanism main body, for moving
The position clamping main push-towing rope, the jaw type main push-towing rope clamping device is also connected with the control system.
8. it is according to claim 7 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the jaw type main push-towing rope
Clamping device includes the second worm gear screw elevator and two clamp arms, and described two clamp arms are by hinge in vehicle with walking machine
On the free bearing of structure main body, described two clamp arms are symmetrical arranged, and the clamp arm is located at walking mechanism lower section one end and is provided with anchor ear
Side presss from both sides, and two anchor ear side folders are oppositely arranged, and are additionally provided with the anchor ear side folder and embrace folder spacing ring, the described armful of spacing ring set of folder
In outside the clamp arm；The end of the second worm gear screw elevator is connected with the clamp arm；The anchor ear side presss from both sides it
Between tighten up the clamping to be formed to main push-towing rope because of the second worm gear screw elevator.
9. it is according to claim 7 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the jaw type main push-towing rope
Clamping device includes hydraulic jack and two clamp arms, and described two clamp arms are by hinge in the hinge of mechanism body of walking
On seat, described two clamp arms are symmetrical arranged, and the clamp arm is located at walking mechanism lower section one end and is provided with anchor ear side folder, two institutes
State anchor ear side folder to be oppositely arranged, be additionally provided with the folder of the anchor ear side and embrace a folder spacing ring, described armful of folder is spacing to be located on the clamping
Outside arm；The end of the hydraulic jack is connected with the clamp arm；Because of the contraction shape of hydraulic jack between the anchor ear side folder
The clamping of paired main push-towing rope.
10. it is according to claim 1 with the quick walking of load and the deck unit erection gantry for lifting, it is characterised in that the girder is flat
The lower section of platform is also equiped with truss, and the truss is by the box heavy burden beam located at two ends and located at middle multistage trusses splicing group
Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710048477.0A CN106869031B (en) | 2017-01-21 | 2017-01-21 | Cable-carried crane capable of rapidly walking and hoisting under load |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710048477.0A CN106869031B (en) | 2017-01-21 | 2017-01-21 | Cable-carried crane capable of rapidly walking and hoisting under load |
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| Publication Number | Publication Date |
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| CN106869031A true CN106869031A (en) | 2017-06-20 |
| CN106869031B CN106869031B (en) | 2019-07-16 |
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| CN201710048477.0A Expired - Fee Related CN106869031B (en) | 2017-01-21 | 2017-01-21 | Cable-carried crane capable of rapidly walking and hoisting under load |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109774857A (en) * | 2018-12-20 | 2019-05-21 | 大连中远海运重工有限公司 | Novel ship moon pool bottom hatchcover lifting device and method for improving |
| CN113651248A (en) * | 2021-06-28 | 2021-11-16 | 中铁第五勘察设计院集团有限公司 | Moving device of cable crane |
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| CN206538694U (en) * | 2017-01-21 | 2017-10-03 | 广西大学 | A kind of band carries the quick deck unit erection gantry walked with lifting |
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| CN201351084Y (en) * | 2009-01-23 | 2009-11-25 | 柳州欧维姆机械股份有限公司 | Dual-machine load walking type hydraulic numerical control cross cable crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109774857A (en) * | 2018-12-20 | 2019-05-21 | 大连中远海运重工有限公司 | Novel ship moon pool bottom hatchcover lifting device and method for improving |
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| CN113651248B (en) * | 2021-06-28 | 2023-11-24 | 中铁第五勘察设计院集团有限公司 | Moving device of cable crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106869031B (en) | 2019-07-16 |
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