CN207331722U - The device and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river - Google Patents
The device and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river Download PDFInfo
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- CN207331722U CN207331722U CN201721327120.8U CN201721327120U CN207331722U CN 207331722 U CN207331722 U CN 207331722U CN 201721327120 U CN201721327120 U CN 201721327120U CN 207331722 U CN207331722 U CN 207331722U
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- cofferdam
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Abstract
The device and totally-enclosed bracket integrally gone to river the utility model discloses a kind of high narrow steel cofferdam, it is related to field of bridge construction, including backing board, backing board has air bag, backing board is detachably connected with high narrow steel cofferdam, and backing board is arranged to coordinate with high narrow steel cofferdam bottom lock；The bracket being arranged on backing board, bracket include more and are horizontally disposed with and are mutually perpendicular to the girder steel being staggeredly connected, and every girder steel both ends are equipped with block, and every girder steel is closely supported by block on high narrow steel cofferdam.The device that the high narrow steel cofferdam of the utility model is integrally gone to river is collectively forming the larger floating body of rigidity by totally-enclosed bracket and cofferdam structure, impact when going to river to resist, which is toppled, realizes that its entirety is gone to river, without set go to river slideway and bottom compartment structure it is floating to aid in going to river and help, meet the requirement of rapid construction.
Description
Technical field
It the utility model is related to field of bridge construction, and in particular to the device and full envelope that a kind of high narrow steel cofferdam is integrally gone to river
Close bracket.
Background technology
In the construction of going to river of spot ship and large bridges foundation in water, air-bag method is the most frequently used and economic side
Method, but only it is adapted to Double-Wall Steel Boxed Cofferdam and ship that depth-width ratio is less than 1.For the high narrow cofferdam compared with large ratio of height to width, if adopting
With air bag sliding go to river, then need setting go to river slideway and bottom compartment structure it is floating to aid in going to river and help, also need merogenesis go to river after again
Jointing over water, is just avoided that it topples.And to ensure the normal transportation by driving in cofferdam in place, to the more demanding of the depth of water, riverbed compared with
Shallow region, then need to carry out substantial amounts of dredging work, time-consuming and laborious.
Utility model content
For defect existing in the prior art, the purpose of this utility model is to provide a kind of high narrow steel cofferdam integrally under
River device；Another purpose of the utility model uses totally-enclosed in device is integrally gone to river in the above-mentioned narrow steel cofferdam of height of offer
Bracket.
To achieve the above objectives, the technical scheme adopted by the utility model is that：
A kind of high narrow totally-enclosed bracket of going to river of steel cofferdam, including：
Backing board, the backing board have air bag, and the backing board is detachably connected with the narrow steel cofferdam of height, described
Backing board is arranged to steel cofferdam bottom lock narrow with the height and coordinates；
The bracket being arranged on the backing board, the bracket include more and are horizontally disposed with and are mutually perpendicular to what is be staggeredly connected
Girder steel, the every girder steel both ends are equipped with block, and the every girder steel is closely supported narrow in the height by the block
On steel cofferdam.
Based on the above technical solutions, diagonal brace, described diagonal brace one end and the narrow steel of height are additionally provided with the girder steel
Cofferdam is hinged, and the other end is fixedly connected with the girder steel.
Based on the above technical solutions, at least provided with two groups, diagonal brace described in every group is included positioned at same the diagonal brace
In vertical plane and using the central axes of the narrow steel cofferdam of height as symmetrically arranged two diagonal braces of symmetry axis.
Based on the above technical solutions, the collet plate suqare is greater than or equal to height narrow steel cofferdam bottom surface face
Product.
Based on the above technical solutions, the backing board is divided into multiple regions mutually separated by the bracket.
The utility model also provides a kind of high narrow steel including the high narrow totally-enclosed bracket of going to river of steel cofferdam as described above and encloses
The totally-enclosed device of going to river in weir, further includes：
Pulling equipment, including go to river and earthworm and be fixed on the hoist engine gone to river on earthworm, earthworm and the volume of going to river
Raise machine draws cable to be connected with the narrow steel cofferdam of height by going to river, and being additionally provided with one on the drawing cable of going to river is used to control the narrow steel of height
The tackle pulley that cofferdam is gone to river.
Based on the above technical solutions, the configuration path of the tackle pulley includes one between gradient 3%-6%
To gug, and the gradient is gradually increased close at the water surface.
Based on the above technical solutions, it is described go to river draw cable by one be arranged on the narrow steel cofferdam of height on lifting lug and
The narrow steel cofferdam of height is connected.
Compared with prior art, the utility model has the advantage of：
(1) device that the high narrow steel cofferdam of the utility model is integrally gone to river passes through totally-enclosed bracket and the common shape of cofferdam structure
The floating body larger into rigidity, impact when going to river to resist, which is toppled, realizes that its entirety is gone to river, without set go to river slideway and bottom every
Cabin structure is floating to aid in going to river and help, and meets the requirement of rapid construction.
(2) device that the high narrow steel cofferdam of the utility model is integrally gone to river can guarantee that high narrow Double-Wall Steel Boxed Cofferdam is integrally gone to river
Realized in the case of the depth of water is less, be not required to carry out substantial amounts of dredging work, save duration and project cost.
(3) pin joint structure of the totally-enclosed bracket used in the device that the high narrow steel cofferdam of the utility model is integrally gone to river is just
It is spontaneously decoupled in bracket and cofferdam, can effectively controls duration and cost.
Brief description of the drawings
Fig. 1 is the facade structures sectional view of totally-enclosed bracket in the utility model embodiment；
Fig. 2 is the facade structures side view of totally-enclosed bracket in the utility model embodiment；
Fig. 3 is the facade structures top view of totally-enclosed bracket in the utility model embodiment；
Fig. 4 is that high narrow steel cofferdam is integrally gone to river the structure diagram of device in the utility model embodiment.
In figure：The narrow steel cofferdams of 1- high, 2- air bags, 3- backing boards, 4- antiprimings, 5- girder steels, 6- concrete, 7- diagonal braces,
8- lifting lugs, 9- steel wire ropes, 10- go to river earthworm, and 11-, which goes to river, draws cable, 12- hoist engines, 13- tackle pulleys.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Shown in Figure 1, the utility model embodiment provides the totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river, bag
Include：Backing board 3, backing board 3 have air bag 2, and backing board 3 is detachably connected with high narrow steel cofferdam 1, and backing board 3 is arranged to
The state coordinated with high narrow 1 bottom lock of steel cofferdam, forms a hemi-closure space；It is related in the utility model embodiment
Closing mated condition is completed by setting antipriming 4 to block the remaining gap between backing board 3 and high narrow 1 bottom of steel cofferdam, with
Ensure the globality that backing board 3 is connected with high narrow steel cofferdam 1；
The bracket being arranged on the backing board 3, bracket include more and are horizontally disposed with and are mutually perpendicular to hand in the horizontal plane
The girder steel 5 of misphase even, every 5 both ends of girder steel are equipped with block, and every girder steel 5 is closely supported by block in the narrow steel of height
On cofferdam 1.In the specific implementation, girder steel 5 can be divided to for two groups of the first girder steel and the second girder steel, it is mutually flat with the girder steel 5 in group
Row is set, two groups of 5 orthogonal settings of girder steel, is formed such as square net structure, the stability of enhancing structure in Fig. 3.
Diagonal brace 7 can be set on girder steel 5,7 one end of diagonal brace and the narrow steel cofferdam 1 of the height are hinged, the other end and the steel
Beam 5 is fixedly connected；Hingedly ensure that diagonal brace 7 sets position and support angle adjustable with high narrow steel cofferdam 1, be fixedly connected with girder steel 5
Ensure that diagonal brace 7 forms entirety with girder steel 5, be easy to depart from high narrow steel cofferdam 1 when in subsequent handling integrally departing from.
As shown in Fig. 2, can by diagonal brace 7 at least provided with two groups, diagonal brace 7 described in every group include in the same vertical plane and
Using the central axes of the narrow steel cofferdam 1 of the height as symmetrically arranged two diagonal braces 7 of symmetry axis, to strengthen diagonal brace 7 to high narrow steel cofferdam 1
The symmetry and stability of structural support, during the high narrow steel cofferdam 1 of reduction is overall after being connected with the totally-enclosed bracket of the utility model
The heart, high narrow steel cofferdam 1 topples when preventing from separating into water or with air bag 2.
3 area of backing board can be set on the premise of backing board 3 as previously described coordinates with high narrow 1 bottom lock of steel cofferdam
It is set to and is greater than or equal to narrow 1 base area of steel cofferdam of the height, installed easy to air bag 2, ensures the stability of cofferdam dragging.
As shown in figure 4, the utility model embodiment also provide it is a kind of include foregoing high narrow steel cofferdam it is totally-enclosed under
The totally-enclosed device of going to river of high narrow steel cofferdam of river bracket, further includes in addition to totally-enclosed bracket of going to river：
Pulling equipment, including go to river and earthworm 10 and be fixed on the hoist engine 12 gone to river on earthworm 10, go to river earthworm 10 and volume
Raise machine 12 draws cable 11 to be connected with the lifting lug 8 on high narrow steel cofferdam 1 by going to river, and going to river to draw is additionally provided with one for controlling institute on cable 11
State the tackle pulley 13 that high narrow steel cofferdam 1 is gone to river.
The operation principle of the utility model is：
The device that the high narrow steel cofferdam of the utility model is integrally gone to river arranges totally-enclosed backing board 3 in high narrow 1 bottom of steel cofferdam,
Cofferdam 1 and the block of the girder steel 5 of bracket are held out against, and with 7 pin joint of diagonal brace, are connected with backing board 3 by steel wire rope 9, with the earthworm that goes to river
10 draw cable 11 to connect using going to river, and control high narrow steel cofferdam 1 is overall to go to river using tackle pulley 13 and hoist engine 12, by sealing entirely
To close bracket and be collectively forming the larger floating body of rigidity with cofferdam structure, impact when going to river to resist, which is toppled, realizes that its entirety is gone to river,
Eliminate and connect height in the prior art, help the process such as floating, avoided risk of toppling, met the requirement of rapid construction, and pin joint
Structure is spontaneously decoupled easy to bracket with cofferdam, can effectively control duration and cost.
The totally-enclosed bracket of going to river of high narrow steel cofferdam can be implemented in accordance with the following methods as previously described in the utility model embodiment
The entirety of high narrow steel cofferdam is gone to river step, is comprised the following steps：
S1, place cleaning, arrange slideway, the high narrow totally-enclosed device of going to river of steel cofferdam of installation；Can be after step S1, to described
The concrete 6 of high narrow 1 bottom of steel cofferdam perfusion certain altitude, next step is entered after its solidification, is on the one hand further reduced
High narrow steel cofferdam 1 forms overall center of gravity with backing board 3, topples when preventing into water；On the other hand high narrow steel can be further ensured
The conjugation and tightness that cofferdam 1 coordinates with backing board 3, intake after preventing water or separate in advance.
S2, inflate the high narrow steel cofferdam 1 of picking-up to air bag 2, and the narrow steel cofferdam 1 of the height is controlled slowly to river using pulling equipment
Side is moved, and when high narrow 1 forward position of steel cofferdam is close to the water surface, unclamps pulling equipment, makes high narrow steel cofferdam 1 and air bag 2 with different
Speed is slowly gone to river；
High narrow steel cofferdam 1 described in S3, ship transportation by driving in place, and Primary Location；
S4, the water filling into high narrow steel cofferdam 1, then release the connection gone to river between bracket girder steel 5 and diagonal brace 7.
High narrow steel cofferdam 1 can be gone to river path be arranged between gradient 3%-6% to gug, and close at the water surface by
Gradually increase the gradient, velocity inertia when this set can keep the high narrow steel cofferdam 1 to go to river, ensures high narrow steel cofferdam 1 and backing board 3
The entirety of formation is smoothly included in water float after progressively being separated with air bag 2 at descending.
In step S4, divide storehouse water filling into the narrow steel cofferdam 1 of the height, posture when can control the high narrow steel cofferdam 1 to sink and
Subsidence velocity, the control positioned easy to high narrow steel cofferdam 1.
The utility model is not limited to the above embodiment, for those skilled in the art, not
On the premise of departing from the utility model principle, some improvements and modifications can also be made, these improvements and modifications are also considered as this reality
Within new protection domain.The content not being described in detail in this specification belongs to known to professional and technical personnel in the field
The prior art.
Claims (8)
- A kind of 1. high narrow totally-enclosed bracket of going to river of steel cofferdam, it is characterised in that including：Backing board, the backing board have air bag, and the backing board is detachably connected with the narrow steel cofferdam of height, the collet Plate is arranged to steel cofferdam bottom lock narrow with the height and coordinates；The bracket being arranged on the backing board, the bracket include more and are horizontally disposed with and are mutually perpendicular to the steel being staggeredly connected Beam, the every girder steel both ends are equipped with block, and the every girder steel is closely supported in the narrow steel of height by the block On cofferdam.
- 2. the high narrow totally-enclosed bracket of going to river of steel cofferdam as claimed in claim 1, it is characterised in that：It is additionally provided with the girder steel tiltedly Support, described diagonal brace one end are hinged with the narrow steel cofferdam of height, and the other end is fixedly connected with the girder steel.
- 3. the high narrow totally-enclosed bracket of going to river of steel cofferdam as claimed in claim 2, it is characterised in that：The diagonal brace is at least provided with two Group, diagonal brace described in every group include setting as symmetrical axial symmetry in same vertical plane and using the central axes of the narrow steel cofferdam of height Two diagonal braces put.
- 4. the high narrow totally-enclosed bracket of going to river of steel cofferdam as claimed in claim 1, it is characterised in that：The collet plate suqare is more than Or equal to the narrow steel cofferdam base area of the height.
- 5. the high narrow totally-enclosed bracket of going to river of steel cofferdam as claimed in claim 1, it is characterised in that：The bracket is by the collet Plate is divided into multiple regions mutually separated.
- Go to river 6. a kind of high narrow steel cofferdam including the high narrow totally-enclosed bracket of going to river of steel cofferdam as claimed in claim 1 is totally-enclosed Device, it is characterised in that further include：Pulling equipment, including go to river and earthworm and be fixed on the hoist engine gone to river on earthworm, earthworm and the hoist engine of going to river Cable is drawn to be connected with the narrow steel cofferdam of height by going to river, being additionally provided with one on the drawing cable of going to river is used to control the narrow steel cofferdam of height The tackle pulley gone to river.
- 7. the high narrow totally-enclosed device of going to river of steel cofferdam as claimed in claim 6, it is characterised in that：The configuration road of the tackle pulley Footpath include one between gradient 3%-6% to gug, and the gradient is gradually increased close at the water surface.
- 8. the high narrow totally-enclosed device of going to river of steel cofferdam as claimed in claim 6, it is characterised in that：Described go to river draws cable by one Lifting lug on the narrow steel cofferdam of height is connected with the narrow steel cofferdam of height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327120.8U CN207331722U (en) | 2017-10-16 | 2017-10-16 | The device and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327120.8U CN207331722U (en) | 2017-10-16 | 2017-10-16 | The device and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207331722U true CN207331722U (en) | 2018-05-08 |
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ID=62364939
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721327120.8U Active CN207331722U (en) | 2017-10-16 | 2017-10-16 | The device and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207331722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604932A (en) * | 2017-10-16 | 2018-01-19 | 中铁大桥局集团有限公司 | The method, apparatus and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river |
-
2017
- 2017-10-16 CN CN201721327120.8U patent/CN207331722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604932A (en) * | 2017-10-16 | 2018-01-19 | 中铁大桥局集团有限公司 | The method, apparatus and totally-enclosed bracket that a kind of high narrow steel cofferdam is integrally gone to river |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201130 Address after: 100000 Fuxing Road 10, Beijing, Haidian District Patentee after: China National Railway Group Co.,Ltd. Patentee after: China Zhongtie Major Bridge Engineering Group Co.,Ltd. Patentee after: Hubei Hanshi Intercity Railway Co.,Ltd. Address before: 430050 No. 38, Hanyang Avenue, Hanyang District, Hubei, Wuhan Patentee before: China Zhongtie Major Bridge Engineering Group Co.,Ltd. |
|
| TR01 | Transfer of patent right |