CN106988220A - Tower structure and the method excessively of a kind of continous way suspension bridge cat road head-rope - Google Patents
Tower structure and the method excessively of a kind of continous way suspension bridge cat road head-rope Download PDFInfo
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- CN106988220A CN106988220A CN201710148965.9A CN201710148965A CN106988220A CN 106988220 A CN106988220 A CN 106988220A CN 201710148965 A CN201710148965 A CN 201710148965A CN 106988220 A CN106988220 A CN 106988220A
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- tower
- rope
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- channel
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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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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/02—Suspension bridges
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
Tower structure and method are crossed the present invention relates to a kind of continous way suspension bridge cat road head-rope, the corresponding Chuan Ta ducts of head-rope quantity in suspension bridge king-tower tower body Zhong Sheyumao roads, worn each above and below tower opening of the channel, pre-buried junction steel plate, an arc-shaped transition beam is respectively welded above and below tower opening of the channel along wearing, a Chuan Ta ducts are each passed through per Gen Mao roads head-rope, after adjustment cat road head-rope is consistent with main cable alignment, use rope card to fix at tower opening of the channel in close wear head-rope.
Description
Technical field
The invention belongs to suspension bridge construction technical field, it is related to the setting structure of suspension bridge cat road head-rope, more particularly to
A kind of structure and construction method that suspension bridge king-tower is crossed for continous way cat road head-rope.
Background technology
The head-rope in continous way cat road is drawn to another bank from a bank, and intermediate demand crosses suspension bridge king-tower.Traditional side
Formula is to turn cable saddle in tower top setting for cat road head-rope to pass through, and turns cable saddle and is connected by foundation bolt with tower top, but turns cable saddle
Volume has seriously tied up the limited space of tower top very much greatly, is unfavorable for engineering construction.And to keep cat road and main rope of suspension bridge line
Shape is consistent, and cat road is crossed after king-tower, in addition it is also necessary to by its height reduction, this need to install in king-tower both sides the head-rope displacement of cat road,
Pull device, and large-scale operation platform, process and complicated, construction cost is high.
The content of the invention
It is an object of the present invention to which improving current cat road head-rope crosses tower structure and method, Shi Mao roads head-rope is direct
Through tower body, to save tower top space, and head-rope drop-down, displacement process and device are omitted, to save construction cost.
For achieving the above object, the present invention provides the tower structure, skill excessively of a kind of continous way suspension bridge cat road head-rope
Art scheme is as follows：
A kind of excessively tower structure of continous way suspension bridge cat road head-rope, it is characterised in that：Provided with cat road head-rope quantity
The corresponding Chuan Ta ducts for traversing suspension bridge king-tower, Chuan Ta ducts both ends open is in the tower wall of king-tower both sides, in tower wall
Positioned at each wearing above and below tower opening of the channel, junction steel plate is embedded with, one is set respectively above and below tower opening of the channel along wearing
Arc-shaped transition beam, the arc-shaped transition beam is welded with the junction steel plate；A Chuan Ta ducts are each passed through per Gen Mao roads head-rope,
On head-rope at least three rope card is fixed on the position worn at tower opening of the channel.
For achieving the above object, the present invention also provides a kind of tower method excessively of continous way suspension bridge cat road head-rope,
Technical scheme is as follows：
(1) in suspension bridge Construction of Pylon, according to cat road design height in the pre-buried Pai Yumao roads head-rope quantity of tower body
The corresponding Chuan Ta ducts for traversing suspension bridge king-tower, Chuan Ta ducts both ends open is located in the tower wall of king-tower both sides in tower wall
Each wear above and below tower opening of the channel, pre-buried junction steel plate；
(2) edge is worn sets an arc-shaped transition beam respectively above and below tower opening of the channel, by the arc-shaped transition beam and the company
Connect steel plate welding；Above the arc-shaped transition beam worn above tower opening of the channel and wear below arc-shaped transition beam below tower opening of the channel,
The floor that polylith is resisted against on transition beam is set respectively, and the floor is vertical with arc-shaped transition beam, and is welded on the junction steel plate
On；
(3) fag end before head-rope is drawn to the end bay side of the bank king-tower, manually by load-bearing from a bank tunnel anchorage with tower crane
Fag end passes through Chuan Ta ducts before rope, is connected with pulling device, after traction to another bank king-tower span centre side, releases and pull the company of device
Connect, by fag end before head-rope using tower duct was manually inserted through, be then connected in end bay side with pulling device again, traction to another bank
Tunnel anchorage；
(4) after the linear and sag of adjustment cat road head-rope is consistent with main rope of suspension bridge, in king-tower both sides Chuan Ta holes
Road junction Chu Jiangmao roads head-rope is fixed with rope card, and the gear that tower opening of the channel is worn in a covering is provided with tower opening of the channel in each wear
Plate, baffle plate is welded on the arc-shaped transition beam, and baffle plate is provided with that can accommodate the arc-shaped slot of head-rope, by cat road head-rope
It is stuck in the arc-shaped slot on baffle plate.
The present invention is passed through by the Chuan Ta ducts being located on tower body for cat road head-rope, it is not necessary to is built cat road in tower top and is held
Rope turns cable saddle again, saves tower top space；Head-rope is passed through behind Chuan Ta ducts, it is not necessary to is conjugated, pulled down in Sarasota both sides
It can control that cat road is linear is consistent with main push-towing rope, construction material saved, while being more beneficial for improving into bridge installation accuracy, drop
Main push-towing rope adjusts rope difficulty in low construction, can accomplish that minimum journey is arrived in added influence control of the cat road to permanent structure in practice of construction
Degree.Shi Mao roads of the present invention line style keeps good, and personnel are current easy, and constructing operation is convenient, have very in below 800m bridge types
Strong practicality.
Brief description of the drawings
Tu1Shi Mao roads head-rope passes through the facade structures schematic diagram in Chuan Ta ducts；
Tu2Shi Mao roads head-rope crosses the planar structure schematic diagram of tower structure；
Fig. 3 is enlarged drawing at A in Fig. 1, shows the detailed construction at Chuan Ta ducts of the present invention；
Fig. 4 was set-up mode schematic diagram of the tower duct on main tower side wall；
Fig. 5 is to wear tower opening of the channel to set the view after arc-shaped transition beam；
Tu6Shi Jiangmao roads head-rope passes through the view behind Chuan Ta ducts.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention is provided with traverse suspension bridge king-tower 2 corresponding with cat road 1 quantity of head-rope
Chuan Ta ducts 3, the both ends open of Chuan Ta ducts 3 is located in tower wall in the both sides tower wall of king-tower and each wears tower opening of the channel
Above and below, junction steel plate 4 is embedded with, an arc-shaped transition beam 5, the arc are set above and below tower opening of the channel respectively along wearing
Shape transition beam 5 is welded with the junction steel plate 4；A Chuan Ta ducts 3 are each passed through per Gen Mao roads head-rope 1, are located in head-rope 1
Wear and at least three rope card 6 is fixed on the position at tower opening of the channel.
Arc-shaped transition beam can use round steel pipe, and transverse weld is being worn above and below tower opening of the channel.For strengthening arc-shaped mistake
Bridging beam 5, above the arc-shaped transition beam worn above tower opening of the channel and can wear below arc-shaped transition beam below tower opening of the channel, respectively
If polylith is resisted against the arc floor 7 on transition beam, the arc floor 7 is vertical with arc-shaped transition beam, and is welded on the company
Connect on steel plate 4.
For limitation cat road head-rope transverse shifting, the gear that tower opening of the channel is worn in a covering can be provided with tower opening of the channel in each wear
Plate 8, baffle plate 7 is welded on the arc-shaped transition beam 5, and baffle plate 7, which is provided with, can accommodate the arc-shaped slot of head-rope, cat road head-rope
1 passes through the Chuan Ta ducts by the arc-shaped slot on baffle plate.
When crossing tower construction of continous way suspension bridge cat road head-rope is carried out using said structure, detailed process is as follows：
(1) it is suitably high in the tower body of king-tower 2 according to cat road design height as shown in figure 4, in suspension bridge Construction of Pylon
The corresponding Chuan Ta ducts 3 for traversing suspension bridge king-tower of pre-buried Pai Yumao roads head-rope quantity are spent, Chuan Ta ducts can use diameter
10cm bellows；Chuan Ta ducts both ends open is located in tower wall in the tower wall of king-tower both sides and each wears the upper of tower opening of the channel
Side and lower section, pre-buried junction steel plate 4, facilitate the installation of later stage opening of the channel transition beam.
(2) as shown in figure 5, before the erection of cat road head-rope, an arc mistake is set above and below tower opening of the channel 3 respectively along wearing
Bridging beam 5, the arc-shaped transition beam 5 is welded with the junction steel plate 4；Arc-shaped transition beam action is to prevent cat road head-rope from existing
Bent during via, damage head-rope.Transition beam can use diameter 4.8cm steel pipe and fill concrete, it is ensured that the rigidity of steel pipe.
Wearing the top of arc-shaped transition beam 5 of the top of tower opening of the channel 3 and wearing under arc-shaped transition beam 5 below tower opening of the channel
Side, sets the arc floor 7 that polylith is resisted against on transition beam, arc floor 7 is vertical with arc-shaped transition beam 5, and is welded on institute respectively
State on junction steel plate 4；Setting the radian of arc floor makes it just to block arc-shaped transition beam.
(3) as shown in fig. 6, being drawn the preceding fag end of head-rope 1 to the end bay of the bank king-tower 2 from a bank tunnel anchorage with tower crane
Side, manually passes through Chuan Ta ducts 3 by fag end before head-rope 1.Then head-rope is connected with pulling device, traction to another bank king-tower
Behind span centre side, the connection of device is first released and pulls, by fag end before head-rope using tower duct was manually inserted through, then in end bay side
It is connected with pulling device again, traction to another bank tunnel anchorage.
(4) as shown in Figure 1, Figure 2, Figure 3 shows, the linear and sag of adjustment cat road head-rope is consistent with main rope of suspension bridge
Afterwards, tower opening of the channel Chu Jiangmao roads head-rope 1 is worn in king-tower both sides to be fixed with rope card 6, and is provided with each wear at tower opening of the channel
The baffle plate 8 of tower opening of the channel is worn in one covering, and baffle plate 8 is welded on the arc-shaped transition beam, and baffle plate, which is provided with, can accommodate head-rope
Arc-shaped slot, cat road head-rope is stuck in the arc-shaped slot on baffle plate.
All cat roads head-rope is sequentially completed using the above method and wears tower erection construction, you can the laying of cat road wire side is carried out
Construction, it is no longer necessary to pulled down, conjugated to head-rope.
Claims (5)
1. a kind of tower structure excessively of continous way suspension bridge cat road head-rope, it is characterised in that：Provided with cat road head-rope quantity pair
That answers traverses the Chuan Ta ducts of suspension bridge king-tower, and Chuan Ta ducts both ends open is upper in tower wall in the tower wall of king-tower both sides
Worn in each above and below tower opening of the channel, be embedded with junction steel plate, an arc is set above and below tower opening of the channel respectively along wearing
Shape transition beam, the arc-shaped transition beam is welded with the junction steel plate；A Chuan Ta ducts are each passed through per Gen Mao roads head-rope,
On head-rope at least three rope card is fixed on the position worn at tower opening of the channel.
2. the tower structure excessively of continous way suspension bridge cat road according to claim 1 head-rope, it is characterised in that：Worn each
The baffle plate of tower opening of the channel is worn at tower opening of the channel provided with a covering, the baffle plate is welded on the arc-shaped transition beam, set on baffle plate
There is the arc-shaped slot that can accommodate head-rope, cat road head-rope passes through the Chuan Ta ducts by the arc-shaped slot on baffle plate.
3. the tower structure excessively of continous way suspension bridge cat road according to claim 1 head-rope, it is characterised in that：In Chuan Ta holes
Above arc-shaped transition beam above road junction and wear below arc-shaped transition beam below tower opening of the channel, be respectively equipped with polylith and be resisted against
Floor on bridging beam, the floor is vertical with arc-shaped transition beam, and is welded on the junction steel plate.
4. the tower structure excessively of continous way suspension bridge cat road according to claim 1 head-rope, it is characterised in that：It is described to wear tower
Duct is the bellows for the diameter 10cm being embedded in tower body.
5. the tower method excessively of a kind of continous way suspension bridge cat road head-rope, it is characterised in that comprise the following steps：
(1) in suspension bridge Construction of Pylon, according to cat road design height in the pre-buried Pai Yumao roads head-rope quantity correspondence of tower body
The Chuan Ta ducts for traversing suspension bridge king-tower, Chuan Ta ducts both ends open is located at each in tower wall in the tower wall of king-tower both sides
Wear above and below tower opening of the channel, pre-buried junction steel plate；
(2) edge is worn sets an arc-shaped transition beam respectively above and below tower opening of the channel, by the arc-shaped transition beam and the connection steel
Plate weld；Above the arc-shaped transition beam worn above tower opening of the channel and wear below arc-shaped transition beam below tower opening of the channel, respectively
If polylith is resisted against the floor on transition beam, the floor is vertical with arc-shaped transition beam, and is welded on the junction steel plate；
(3) fag end before head-rope is drawn to the end bay side of the bank king-tower, manually by before head-rope from a bank tunnel anchorage with tower crane
Fag end passes through Chuan Ta ducts, is connected with pulling device, after traction to another bank king-tower span centre side, releases and pull the connection of device, will
Then fag end is connected using tower duct was manually inserted through in end bay side with pulling device again before head-rope, traction to another bank tunnel
Anchor；
(4) after the linear and sag of adjustment cat road head-rope is consistent with main rope of suspension bridge, tower opening of the channel is worn in king-tower both sides
Chu Jiangmao roads head-rope is fixed with rope card, and the baffle plate that tower opening of the channel is worn in a covering is provided with tower opening of the channel in each wear, will
Baffle plate is welded on the arc-shaped transition beam, and cat road head-rope is stuck in by baffle plate provided with that can accommodate the arc-shaped slot of head-rope
In arc-shaped slot on baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710148965.9A CN106988220B (en) | 2017-03-13 | 2017-03-13 | A kind of continous way suspension bridge cat road head-rope crosses tower structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710148965.9A CN106988220B (en) | 2017-03-13 | 2017-03-13 | A kind of continous way suspension bridge cat road head-rope crosses tower structure and method |
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| Publication Number | Publication Date |
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| CN106988220A true CN106988220A (en) | 2017-07-28 |
| CN106988220B CN106988220B (en) | 2018-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710148965.9A Active CN106988220B (en) | 2017-03-13 | 2017-03-13 | A kind of continous way suspension bridge cat road head-rope crosses tower structure and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371838A (en) * | 2018-10-15 | 2019-02-22 | 中交二航局第二工程有限公司 | Monoblock type cat road conjugates steelframe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04231509A (en) * | 1990-12-28 | 1992-08-20 | Takenaka Komuten Co Ltd | Laying method for cable |
| CN101052768A (en) * | 2004-06-09 | 2007-10-10 | 独立行政法人土木研究所 | Cable stayed suspension bridge making combined use of one-box and two-box girders |
| CN201047059Y (en) * | 2007-05-15 | 2008-04-16 | 四川天元机械工程有限责任公司 | Suspension structure of rope-suspension bridge and rope clip thereof |
| CN202881852U (en) * | 2012-08-02 | 2013-04-17 | 巨力索具股份有限公司 | Suspension bridge cable installation system |
| CN105401524A (en) * | 2015-10-23 | 2016-03-16 | 中交第二公路工程局有限公司 | Structural device for enabling continuous catwalk track cable to pass by tower top for suspension bridge |
| CN206667061U (en) * | 2017-03-13 | 2017-11-24 | 中交第四公路工程局有限公司 | A kind of continous way suspension bridge cat road head-rope crosses tower structure |
-
2017
- 2017-03-13 CN CN201710148965.9A patent/CN106988220B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04231509A (en) * | 1990-12-28 | 1992-08-20 | Takenaka Komuten Co Ltd | Laying method for cable |
| CN101052768A (en) * | 2004-06-09 | 2007-10-10 | 独立行政法人土木研究所 | Cable stayed suspension bridge making combined use of one-box and two-box girders |
| CN201047059Y (en) * | 2007-05-15 | 2008-04-16 | 四川天元机械工程有限责任公司 | Suspension structure of rope-suspension bridge and rope clip thereof |
| CN202881852U (en) * | 2012-08-02 | 2013-04-17 | 巨力索具股份有限公司 | Suspension bridge cable installation system |
| CN105401524A (en) * | 2015-10-23 | 2016-03-16 | 中交第二公路工程局有限公司 | Structural device for enabling continuous catwalk track cable to pass by tower top for suspension bridge |
| CN206667061U (en) * | 2017-03-13 | 2017-11-24 | 中交第四公路工程局有限公司 | A kind of continous way suspension bridge cat road head-rope crosses tower structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371838A (en) * | 2018-10-15 | 2019-02-22 | 中交二航局第二工程有限公司 | Monoblock type cat road conjugates steelframe |
| CN109371838B (en) * | 2018-10-15 | 2023-09-15 | 中交二航局第二工程有限公司 | Integral catwalk deflection steel frame |
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| Publication number | Publication date |
|---|---|
| CN106988220B (en) | 2018-10-30 |
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Effective date of registration: 20180410 Address after: 301700 Tianjin city Wuqing District Fuyuan Road on the north side of business headquarters building 10 layer B11 Applicant after: THE SIXTH ENGINEERING CO., LTD OF CCCC FOURTH HIGHWAY ENGINEERING CO., LTD. Address before: 100022 Chaoyang District, Jianguo Road, No. 91, golden center, block A, floor 27, Beijing Applicant before: CCCC Fourth Highway Engineering Co., Ltd. Applicant before: THE SIXTH ENGINEERING CO., LTD OF CCCC FOURTH HIGHWAY ENGINEERING CO., LTD. |
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