CN107176548B - A kind of cable crane overhead traveling crane closed circulation trailer system and traction method - Google Patents
A kind of cable crane overhead traveling crane closed circulation trailer system and traction method Download PDFInfo
- Publication number
- CN107176548B CN107176548B CN201710530401.1A CN201710530401A CN107176548B CN 107176548 B CN107176548 B CN 107176548B CN 201710530401 A CN201710530401 A CN 201710530401A CN 107176548 B CN107176548 B CN 107176548B
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- overhead traveling
- traveling crane
- cable
- hauling rope
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a kind of cable crane overhead traveling crane closed circulation trailer system and traction methods.The overhead traveling crane closed circulation trailer system includes hauling rope and two draft gears being connected with hauling rope；Two draft gears are arranged in the same bank side of two sides；The hauling rope is laid out from First draft gear, it is connected after sequentially entering the second hauling rope transfer, the second cable saddle device, the first cable saddle device, the first hauling rope transfer, the first cable saddle device with the traction wheel of overhead traveling crane, it is laid out again from the first cable saddle device, it is connected after sequentially entering the second cable saddle device, the second hauling rope transfer with second draft gear and is laid out from second draft gear, it is connected into the second cable saddle device with overhead traveling crane traction wheel, finally laying out rear and First draft gear from the second cable saddle device is connected to form closed circulation trailer system.The present invention reduces the cost of cable crane trailer system, the cost for reducing mechanical equipment and manually putting into, it is ensured that the safety of cable crane trailer system.
Description
Technical field
The present invention relates to bridge construction engineering field, specially a kind of cable crane overhead traveling crane closed circulation trailer system and
Traction method.
Background technology
Cable crane trailer system controls cable crane overhead traveling crane to be run along track cable, is permitted since hauling rope will pass through
More pulleys, it is therefore desirable to which hauling rope has flexibility, and smooth surface is wear-resistant, and has the performance of enough tensile strength, generally adopts
The dual steel wire rope around hemp core structure is twisted with the fingers with backing towards.
To ensure the effective operation of cable crane overhead traveling crane in track cable back and forth, cable crane trailer system is usually two
Bank arrangement rack winch, hauling rope and hauling rope axle assembly, the hauling rope per bank form a closure with hoist engine, overhead traveling crane
System, when cable crane overhead traveling crane to be moved, the rack winch tightening hauling rope of a bank, the rack winch of another bank is put
Loose hauling rope moves cable crane overhead traveling crane.The trailer system method for arranging, has the following disadvantages：
1. when arranging rack winch using two sides, when trailer system is set, two monotubular tractions need to be usually arranged per bank
Hoist engine, totally four monotubular rack winches；When cable crane overhead traveling crane is run back and forth from a bank to another bank, needed for per bank
Hauling rope length determine that the total length of cable crane hauling rope is two sides according to the overlay area of erect with cable cranes
The summation of trailer system hauling rope, the method for arranging of such cable crane trailer system, required mechanical equipment expense is high, no
Economy, and control system and operating personnel need to be configured in two sides, and cost of labor is big.
2. in traction cable crane crown block, bank rack winch tightening hauling rope, another bank rack winch are needed
Loosen hauling rope, when two sides rack winch cannot synchronize tightening, loosen, there is the safety pulled to cable crane overhead traveling crane
Risk；It is also likely to be present the error of operating personnel simultaneously, to drawing cable crane overhead traveling crane, hauling rope is caused to be pulled off or overhead traveling crane side
The security risk turned over.
3. since cable crane overhead traveling crane need to be drawn back and forth, for a bank hoist engine when loosening hauling rope, hauling rope is in pine
Relaxation hang to prevent hauling rope and hoisting rope, track cable from colliding with each other, winding, therefore need to set hauling rope rigging device.
In order to effectively solve the disadvantage that existing cable crane trailer system, make trailer system safer, more economical,
A kind of more reasonably cable crane overhead traveling crane trailer system need to be developed, strong technology is provided for erect with cable cranes technology
Support.
Invention content
The present invention is intended to provide a kind of cable crane overhead traveling crane closed circulation trailer system and traction method, especially for
Long span cable crane can realize unilateral control cable crane trailer system, effectively reduce cable crane traction system
The cost of system, the cost for reducing mechanical equipment and manually putting into, it is ensured that the safety of cable crane trailer system.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of cable crane overhead traveling crane closed circulation trailer system, two tractions being connected including hauling rope and with hauling rope
Device；It is structurally characterized in that two draft gears are arranged in the same bank side of two sides；The hauling rope is from First draft gear
Lay out, sequentially enter the second hauling rope transfer, the second cable saddle device, the first cable saddle device, the first hauling rope transfer,
It is connected after first cable saddle device with the traction wheel of overhead traveling crane, then is laid out from the first cable saddle device, sequentially enters the second cable saddle device,
It is connected after two hauling rope transfers with second draft gear and is laid out from second draft gear, into the second cable saddle device
It is connected with overhead traveling crane traction wheel, finally laying out rear and First draft gear from the second cable saddle device is connected to form closed circulation traction
System；The first hauling rope transfer, the first cable saddle device, the second cable saddle device, the second hauling rope transfer are from a left side
It is arranged between two sides to the right side；The hauling rope is more than 800m and end to end closure rope for length.
The overhead traveling crane can be run on track cable back and forth by closed circulation system as a result,.
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.
The overhead traveling crane has two, is connected between two overhead traveling cranes by connecting strand, wherein an overhead traveling crane is set by left bank, it is another
Platform overhead traveling crane is set by right bank；The hauling rope is laid out from First draft gear, sequentially enters the second hauling rope transfer,
The traction of overhead traveling crane after two cable saddle devices, the first cable saddle device, the first hauling rope transfer, the first cable saddle device and by left bank
Wheel is connected, then is laid out from the first cable saddle device, sequentially enter after the second cable saddle device, the second hauling rope transfer with second
Draft gear is connected and is laid out from second draft gear, is connected into the second cable saddle device with the overhead traveling crane traction wheel by right bank,
Finally rear and First draft gear is laid out from the second cable saddle device be connected to form closed circulation trailer system.
The draft gear is hoist engine.The row rope orderly on hoist engine to ensure tractive force and hauling rope, it is described
Hoist engine is the bitubular friction type winch that can just reverse withdrawing rope rope.
In order to realize closed circulation trailer system, the hauling rope is one whole fixed length steel cable.Preferably, the hauling rope
For steel wire cable.
In order to ensure to draw the tractive force uniform force application of overhead traveling crane, the hauling rope transfer and cable saddle device are respectively provided with more
A hauling rope passes through channel.
Based on same inventive concept, led the present invention also provides a kind of using the cable crane overhead traveling crane closed circulation
Draw the method that system carries out overhead traveling crane closed circulation traction, include the following steps：
When overhead traveling crane needs to draw to the left, First draft gear and second synchronizing for draft gear rotate counterclockwise,
So as to drive around the hauling rope on corresponding hauling rope transfer and cable saddle device in the same of traction overhead traveling crane movement to the left
Shi Fangsong leans on the hauling rope of right bank；
When overhead traveling crane needs to draw to the right, First draft gear and second synchronizing for draft gear rotate clockwise,
So as to drive around the hauling rope on corresponding hauling rope transfer and cable saddle device in the same of traction overhead traveling crane movement to the right
Shi Fangsong leans on the hauling rope of left bank；
Overhead traveling crane is realized by the cable crane overhead traveling crane closed circulation trailer system and is backhauled on track cable as a result,
Row.
Preferably, the overhead traveling crane has two, is connected between two overhead traveling cranes by connecting strand, wherein an overhead traveling crane is set by left bank
It puts, another overhead traveling crane is set by right bank；
When overhead traveling crane needs to draw to the left, First draft gear and second synchronizing for draft gear rotate counterclockwise,
It is moved so as to drive around the hauling rope on corresponding hauling rope transfer and cable saddle device in traction by the overhead traveling crane of left bank
While loosen overhead traveling crane by right bank；
When overhead traveling crane needs to draw to the right, First draft gear and second synchronizing for draft gear rotate clockwise,
It is moved so as to drive around the hauling rope on corresponding hauling rope transfer and cable saddle device in traction by the overhead traveling crane of right bank
While loosen overhead traveling crane by left bank.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, cable crane closed circulation trailer system of the invention be hauling rope, hoist engine, hauling rope transfer and
Overhead traveling crane forms closed circulation trailer system, has evaded risk of the two sides hauling rope to drawing；Misty rain weather is overcome because that can see simultaneously
The problem of low cable crane cannot normally be drawn is spent, is influenced by synoptic climate environment smaller, improves making for cable crane
Use effect；
2nd, the present invention is in closed circulation state due to hauling rope, and hauling rope is generally in stress, therefore hauling rope
Rigging device need not be set, enormously simplify the design of rigging device and cable saddle structure design；
3rd, for the hoist engine that the present invention uses for bitubular friction type winch, closed circulation hauling rope is one whole fixed length steel
Rope, when bitubular friction type winch operates clockwise or counterclockwise, hauling rope while moving on twin drum winch roller,
Also it is laid out from the roller on hoist engine, no extra rope is wound on roller, without additional storage rope roll, for Long span tradition
The trailer system of cable crane greatly reduces the total length of hauling rope, reduces engineering cost.
4th, the hoist engine that the present invention uses is arranged in same bank, compared with conventional cable crane trailer system, hoist engine
Quantity saves 50%, has not only saved operational management cost and cost of equipment, while also reduce management difficulty.
5th, the closed circulation traction form that trailer system of the invention uses, two rack winches can operate simultaneously,
Can also the operating of separate unit, can realize running under power, will not need to be maintained because of a hoist engine in this way and influence cable
Rope crane is run.
In short, cable crane closed circulation trailer system, rack winch are arranged in a bank, by alpine terrain landforms
Restriction is smaller, hoist engine quantity saving 50%, hauling rope length saving 40% or so, cost-effective, reduction management difficulty, effectively
Risk of the two sides hauling rope to drawing is evaded, while hauling rope rigging device need not be set, the traction of cable crane is by weather
Climatic effect is smaller.
Description of the drawings
Fig. 1 is the schematic diagram of an embodiment of the present invention.
In figure：
1- hauling ropes；2- first hoist；3- second hoist；41,42- hauling rope transfers；51,52- cable saddles fill
It puts；6- overhead traveling cranes；7- connecting steel wire ropes.
Specific embodiment
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.
A kind of cable crane overhead traveling crane closed circulation trailer system, as shown in Figure 1, including hauling rope 1 and and hauling rope
1 first hoist 2 being sequentially connected, second hoist 3, hauling rope transfer 41,42, cable saddle device 51,52, overhead traveling crane 6.Institute
It states hauling rope and is more than 800m and end to end closure rope for length.
To evade risk of the two sides hauling rope to drawing；Misty rain weather is overcome because low visibility cable crane cannot simultaneously
The problem of normal traction, influence of the synoptic climate environment influence to cable crane is reduced, that improves cable crane uses work(
Effect.Wherein hauling rope 1 is laid out from right bank first hoist 2, is sequentially entered by the second hauling rope transfer at right bank anchorage
42nd, the second cable saddle of Sarasota top device 52, Sarasota top the first cable saddle device 51, by the first hauling rope transfer at the anchorage of left bank
41st, the first cable saddle of Sarasota top device 51 is connected with left bank overhead traveling crane traction wheel, is finally laid out from Sarasota top the first cable saddle device 51,
Be connected into Sarasota top the second cable saddle device 52, by the second hauling rope transfer 42 at right bank anchorage with second hoist 3,
And laid out from second hoist 3, after being connected into Sarasota top the second cable saddle device 52 with right bank overhead traveling crane traction wheel, from Sarasota top
Two cable saddle devices 52 are connected after laying out with first hoist 2, form closed circulation trailer system.
It is preferred that hauling rope 1 is one whole fixed length steel cable, preferential cable wire is steel wire cable.
In order to effectively arrange rope, preferably first hoist 2, second hoist 3 is bitubular friction type winch, bitubular friction
Formula hoist engine can just reverse withdrawing rope rope.
In order to effectively improve management work efficiency to hoist engine and be drawn convenient for the lifting of Synchronization Control cable, the first volume
Raise machine 2, second hoist 3 is arranged in same bank.
Further, it is that overhead traveling crane closed circulation traction is carried out according to cable crane overhead traveling crane closed circulation trailer system below
Method：
1）The present embodiment is connected to arrange 2 overhead traveling cranes 6 on cable crane track cable between overhead traveling crane 6 using connecting steel wire ropes 7
It connects.
Ⅰ）When overhead traveling crane 6 is drawn to the left, first hoist 2, synchronizing for second hoist 3 rotate counterclockwise, and draw at this time
Rope 1 is moved into from lower end in the hoist engine bitubular, and lays out the hoist engine bitubular from upper end, makes overhead traveling crane of the hoist engine in traction by left bank
When, while loosen the overhead traveling crane by right bank.
Ⅱ）When overhead traveling crane 6 is drawn to the right, first hoist 2, synchronizing for second hoist 3 rotate clockwise, at this time rope
It is moved into the hoist engine bitubular from upper end, and the hoist engine bitubular is laid out from lower end, make hoist engine in overhead traveling crane of the traction by right bank, together
Shi Fangsong leans on the overhead traveling crane of left bank.
The content that above-described embodiment illustrates should be understood to that these embodiments are only used for being illustrated more clearly that the present invention, without
For limiting the scope of the invention, after the present invention has been read, those skilled in the art are to the various equivalent forms of the present invention
Modification fall within the application range as defined in the appended claims.
Claims (9)
1. a kind of cable crane overhead traveling crane closed circulation trailer system, two traction dresses being connected including hauling rope and with hauling rope
It puts；It is characterized in that, two draft gears are arranged in the same bank side of two sides；The hauling rope from First draft gear around
Go out, sequentially enter the second hauling rope transfer, the second cable saddle device, the first cable saddle device, the first hauling rope transfer,
It is connected after one cable saddle device with the traction wheel of overhead traveling crane, then is laid out from the first cable saddle device, sequentially enters the second cable saddle device, second
Be connected after hauling rope transfer with second draft gear and laid out from second draft gear, into the second cable saddle device with
Overhead traveling crane traction wheel is connected, and finally laying out rear and First draft gear from the second cable saddle device is connected to form closed circulation traction system
System；The first hauling rope transfer, the first cable saddle device, the second cable saddle device, the second hauling rope transfer from a left side to
The right side is arranged between two sides；The hauling rope is more than 800m and end to end closure rope for length.
2. cable crane overhead traveling crane closed circulation trailer system according to claim 1, which is characterized in that the overhead traveling crane has
Two, it is connected by connecting strand between two overhead traveling cranes, wherein an overhead traveling crane is set by left bank, another overhead traveling crane is by right bank setting；
The hauling rope is laid out from First draft gear, sequentially enters the second hauling rope transfer, the second cable saddle device, the first rope
It is connected after saddle device, the first hauling rope transfer, the first cable saddle device with the traction wheel of overhead traveling crane by left bank, then from the first rope
Saddle device is laid out, be connected after sequentially entering the second cable saddle device, the second hauling rope transfer with second draft gear and from
Second draft gear is laid out, and is connected into the second cable saddle device with the overhead traveling crane traction wheel by right bank, is finally filled from the second cable saddle
It puts after laying out and First draft gear is connected to form closed circulation trailer system.
3. cable crane overhead traveling crane closed circulation trailer system according to claim 1, which is characterized in that the traction dress
It is set to hoist engine.
4. cable crane overhead traveling crane closed circulation trailer system according to claim 3, which is characterized in that the hoist engine
Can just to reverse the bitubular friction type winch of withdrawing rope rope.
5. the cable crane overhead traveling crane closed circulation trailer system according to any one of claim 1-4, which is characterized in that
The hauling rope is one whole fixed length steel cable.
6. cable crane overhead traveling crane closed circulation trailer system according to claim 5, which is characterized in that the hauling rope
For steel wire cable.
7. the cable crane overhead traveling crane closed circulation trailer system according to any one of claim 1-4, which is characterized in that
The hauling rope transfer and cable saddle device are respectively provided with multiple hauling ropes across channel.
8. a kind of followed using one of the claim 1-7 cable crane overhead traveling crane closed circulation trailer system progress overhead traveling crane closures
The method of ring traction, it is characterized in that, include the following steps：
When overhead traveling crane needs to draw to the left, First draft gear and second synchronizing for draft gear rotate counterclockwise, so as to
It drives and is put while drawing overhead traveling crane movement to the left around the hauling rope on corresponding hauling rope transfer and cable saddle device
Pine leans on the hauling rope of right bank；
When overhead traveling crane needs to draw to the right, First draft gear and second synchronizing for draft gear rotate clockwise, so as to
It drives and is put while drawing overhead traveling crane movement to the right around the hauling rope on corresponding hauling rope transfer and cable saddle device
Pine leans on the hauling rope of left bank；
Overhead traveling crane is realized by the cable crane overhead traveling crane closed circulation trailer system as a result, backhauls row on track cable.
9. the method for overhead traveling crane closed circulation traction is carried out according to claim 8, it is characterized in that, the overhead traveling crane has two, and two
It is connected between platform overhead traveling crane by connecting strand, wherein an overhead traveling crane is set by left bank, another overhead traveling crane is set by right bank；
When overhead traveling crane needs to draw to the left, First draft gear and second synchronizing for draft gear rotate counterclockwise, so as to
It drives around the hauling rope on corresponding hauling rope transfer and cable saddle device in traction by the same of the overhead traveling crane movement of left bank
Shi Fangsong leans on the overhead traveling crane of right bank；
When overhead traveling crane needs to draw to the right, First draft gear and second synchronizing for draft gear rotate clockwise, so as to
It drives around the hauling rope on corresponding hauling rope transfer and cable saddle device in traction by the same of the overhead traveling crane movement of right bank
Shi Fangsong leans on the overhead traveling crane of left bank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710530401.1A CN107176548B (en) | 2017-06-29 | 2017-06-29 | A kind of cable crane overhead traveling crane closed circulation trailer system and traction method |
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| CN201710530401.1A CN107176548B (en) | 2017-06-29 | 2017-06-29 | A kind of cable crane overhead traveling crane closed circulation trailer system and traction method |
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| CN107176548B true CN107176548B (en) | 2018-06-19 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249317A (en) * | 2017-12-29 | 2018-07-06 | 中铁大桥局集团有限公司 | A kind of cable crane full circle swinging trailer system and construction method |
| CN108147295B (en) * | 2018-02-06 | 2023-10-13 | 中国路桥工程有限责任公司 | Cable crane used in suspension bridge construction and hoisting traction system thereof |
| CN111977522B (en) * | 2020-08-02 | 2022-04-26 | 中交第四公路工程局有限公司 | Ground reeving and lifting installation method for cable crane crown block |
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| US5392935A (en) * | 1992-10-06 | 1995-02-28 | Obayashi Corporation | Control system for cable crane |
| CN1478720A (en) * | 2003-03-18 | 2004-03-03 | 严根叶 | Circulating traction driving deivce |
| CN101684639A (en) * | 2009-08-28 | 2010-03-31 | 中国第一冶金建设有限责任公司 | Process method for construction of steel-structured suspension bridge and light type cable carrying crane specially used in same |
| CN202181174U (en) * | 2011-07-05 | 2012-04-04 | 中铁港航局集团第二工程有限公司 | Saddle of cable crane |
| CN105565176A (en) * | 2016-02-03 | 2016-05-11 | 中铁港航局集团有限公司 | Single-tower asymmetric cable crane |
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2017
- 2017-06-29 CN CN201710530401.1A patent/CN107176548B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1061199A (en) * | 1990-11-01 | 1992-05-20 | 中南林学院 | Rope-mesh type rope crane |
| US5392935A (en) * | 1992-10-06 | 1995-02-28 | Obayashi Corporation | Control system for cable crane |
| CN1478720A (en) * | 2003-03-18 | 2004-03-03 | 严根叶 | Circulating traction driving deivce |
| CN101684639A (en) * | 2009-08-28 | 2010-03-31 | 中国第一冶金建设有限责任公司 | Process method for construction of steel-structured suspension bridge and light type cable carrying crane specially used in same |
| CN202181174U (en) * | 2011-07-05 | 2012-04-04 | 中铁港航局集团第二工程有限公司 | Saddle of cable crane |
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Denomination of invention: Closed cycle traction system and traction method for cable crane crown block Effective date of registration: 20210121 Granted publication date: 20180619 Pledgee: Bank of China Limited by Share Ltd. Huaihua branch Pledgor: HUNAN ZHONGNAN BRIDGE INSTALLATION ENGINEERING Co.,Ltd.|HUNAN ZHONGNAN BRIDGE EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2021980000559 |