CN107604933A - One kind reclines formula steel boxed cofferdam - Google Patents
One kind reclines formula steel boxed cofferdam Download PDFInfo
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- CN107604933A CN107604933A CN201711049588.XA CN201711049588A CN107604933A CN 107604933 A CN107604933 A CN 107604933A CN 201711049588 A CN201711049588 A CN 201711049588A CN 107604933 A CN107604933 A CN 107604933A
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- steel
- connection
- reclines
- boxed cofferdam
- guider
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
One kind reclines formula steel boxed cofferdam, it is related to technical field of bridge construction, including the steel bushing box body being connected with existing structure thing, piecing devices are provided between the existing structure and the steel bushing box body, the piecing devices include the connection guider being fixedly connected with the steel bushing box body and the board plug device moved in the connection guider；The board plug device fills the gap between the connection guider and the existing structure thing and forms reperfusion space.The steel bushing box structure of semi-surrounding of the present invention solves the construction problem of steel boxed cofferdam by a kind of piecing devices.
Description
Technical field
The present invention relates to technical field of bridge construction, reclined formula steel boxed cofferdam more particularly, to one kind.
Background technology
Prior art steel boxed cofferdam be aouatic structure thing construction common technology measure, the common structure type side of having
The enclosed construction of shape, circle or other shapes, but when aouatic structure thing is close to existing structure, bulk is not between the two
Foot, when steel jacket box can not form enclosed construction form, steel boxed cofferdam construction just can not be completed according to self-enclosed structure.
Presently disclosed number is to be disclosed in CN106638639A open file on the left of a kind of steel boxed cofferdam, including cofferdam
Plate and cofferdam right plate, cofferdam left plate and cofferdam right plate are connected together by tenon head type, and cofferdam left plate includes wallboard, sun
Tenon baffle plate and positive tenon neck, positive tenon baffle plate are in " several " font of evagination, including positive tenon top plate portion and positive tenon side plate
Portion, the jag positioned at the protrusion side of positive tenon baffle plate of positive tenon neck are formed as fusiformis.Cofferdam right plate includes wallboard, the moon
Tenon baffle plate, cloudy tenon fixture block and fixed plate, cloudy tenon baffle plate are " several " font of indent, including cloudy tenon base plate and cloudy tenon
Rostral plate portion, cloudy tenon fixture block and positive tenon neck coordinate, and are arranged on by spring on cloudy tenon side plate, fixed plate with
Cloudy tenon side plate connection, formed with fixing hole on cloudy tenon fixture block, formed with consolidating with what fixing hole coordinated in fixed plate
Fixed projection, when cloudy tenon fixture block engages with positive tenon neck, fixed lobe is inserted into locking fixed lobe in fixing hole.
The content of the invention
The steel bushing box structure of the semi-surrounding of the present invention solves the construction of above-mentioned steel boxed cofferdam by a kind of piecing devices
Problem.
The present invention above-mentioned technical purpose technical scheme is that：One kind formula steel jacket box that reclines encloses
Weir, including the steel bushing box body being connected with existing structure thing, are provided between the existing structure and the steel bushing box body and connect
Head device, the piecing devices include the connection guider being fixedly connected with the steel bushing box body and are oriented in the connection
The board plug device moved in device；Between between the board plug device filling connection guider and the existing structure thing
Gap simultaneously forms reperfusion space.
Preferably, it is described connection guider include be connected with the steel bushing box body connecting substrate, be arranged on institute
State at least two guide rail structures and the junction steel plate in connecting substrate.
Preferably, the junction steel plate includes the connecting substrate and the steel bushing box body strengthening the first of connection
Junction steel plate and the second junction steel plate that the connecting substrate and the guide rail structure will be strengthened to connection.
Preferably, the board plug device includes embedded steel board and connects the supporting member of the embedded steel board, the embedded steel board
Reclined to greatest extent in the connection traversing same existing structure thing of guider.
Preferably, placement perfusion mixed mud conduit and mixed mud block in the reperfusion space.
Preferably, the reperfusion space has sealing structure, the sealing structure includes being arranged on the connection guiding
Vertical seal between device and the board plug device, it is described connection guider and the board plug device bottom it is horizontal close
Sealing.
Preferably, the horizontal seal is soft mode bag, the soft mode bag has some, is paved with the connection and is oriented to dress
The bottom surface with the board plug device is put, the soft mode bag is paved into a horizontal plane on the bottom surface.
Preferably, the vertical seal is soft rubber bar processed, the soft rubber bar processed is embedded in the reperfusion space
The interior connection guider and the board plug device junction.
Preferably, the soft rubber bar processed includes hard central bar, the rubber being arranged on outside the hard central bar
Layer and the gauze layer being arranged on outside the rubber layer, the thickness of the rubber layer is 1-2cm, and the thickness of the gauze layer is 2-
3cm。
As a kind of welding method of preferable piecing devices of formula steel boxed cofferdam that recline described above, its feature exists
In,
Step 1：Process the solder side of steel plate so that solder side is in a gradient face；Angle [alpha] between two grooves is 60 °.
Step 2：The solder side bottom of steel plate mutually props up；
Step 3：Installed at the both ends of the soldered of two blocks of steel plates draw, arc-extinguishing plate；
Step 4：By steel plate weld preheating, steel plate weld preheating temperature is 100~130 °, and welded with narrow gap Lincoln weld
Two blocks of steel plates, narrow gap Lincoln weld are connect, its welding current is 370~460A；Voltage is 25~35V；Speed of welding is 18
~25m/h；Welding temperature is 230~270 °；During welding, a segment distance is often soldered, checks that welding bead has zero defect, if lacking
Fall into, in time repairing.
The advantageous effects of the present invention are：
The piecing devices can effective water proof, joint is easy to make, simple in construction, and work progress is simple, during cofferdam demolition, without
The work such as dive dismounting or cutting, only need to apply certain pulling force, joint concrete can be realized with the pine between existing structure
It is de-, it is convenient and swift.
Sealing structure can ensure that the liquid of outside is not flowed into cofferdam, and the liquid in cofferdam will not flow out outside cofferdam,
And because the shape for entirely pouring building body is neat, total intensity is larger.
Brief description of the drawings
Fig. 1 is the schematic diagram of the present invention；
Fig. 2 is the schematic diagram that the present invention is put into；
Schematic diagram when Fig. 3 is present invention perfusion；
Fig. 4 is the schematic diagram after present invention perfusion；
Fig. 5 is the schematic diagram after present invention increase sealing structure；
In Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5,1- existing structure things, 2- steel bushing box bodies, 3- piecing devices, 4- connections guiding
Device, 5- board plug devices, 41- connecting substrates, 42- guide rail structures, 43- junction steel plates, 51- embedded steel boards, 52- supporting members.
Embodiment
One kind as shown in Figure 1, Figure 2, Figure 3 and Figure 4 reclines formula steel boxed cofferdam, including be connected with existing structure thing 1
Steel bushing box body 2, is provided with piecing devices 3 between existing structure 1 and steel bushing box body 2, piecing devices 3 include and steel jacket box case
Connection guider 4 that body 2 is fixedly connected and the board plug device 5 moved in connection guider 4；The filling of board plug device 5 connects
Connect the gap between guider 4 and existing structure thing 1 and form reperfusion space.
Connection guider 4 includes the connecting substrate 41 being connected with steel bushing box body 2, be arranged in connecting substrate 41 two
Bar guide rail structure 42 and junction steel plate 43.Each guide rail structure 42 has two panels steel plate, to be in the interior steel in reperfusion space
Plate and the outer steel plate being in outside reperfusion space, connected by fixed structure between the interior steel plate in two guide rail structures 42.Connection
Steel plate 43 includes connecting substrate 41 and steel bushing box body 2 strengthening the first junction steel plate for being connected and by connecting substrate 41 and guide rail
Structure 42 strengthens the second junction steel plate of connection.Led by fixed structure and being equipped with so that entirely connecting for junction steel plate 43
The filling for being enough to support mixed mud block to the structural strength of device 4.
Above-mentioned connection guider 4 and steel bushing box body 2, and the welding method between its internal various pieces is：
Step 1：Process the solder side of steel plate so that solder side is in a gradient face；Angle [alpha] between two grooves is 60 °.
Step 2：The solder side bottom of steel plate mutually props up；
Step 3：Installed at the both ends of the soldered of two blocks of steel plates draw, arc-extinguishing plate；
Step 4：By steel plate weld preheating, steel plate weld preheating temperature is 100~130 °, and welded with narrow gap Lincoln weld
Two blocks of steel plates, narrow gap Lincoln weld are connect, its welding current is 370~460A；Voltage is 25~35V；Speed of welding is 18
~25m/h；Welding temperature is 230~270 °；During welding, a segment distance is often soldered, checks that welding bead has zero defect, if lacking
Fall into, in time repairing.
Board plug device 5 includes embedded steel board 51 and connects the supporting member 52 of embedded steel board 51, and supporting member 52 is vertically with one
Determining deviation arranges that embedded steel board 51 reclines to greatest extent in the connection traversing same existing structure thing 1 of guider 4.Embedded steel board 51 and branch
Welding between support component 52 use local dot welding method, is welded at the position welded of needs, because the last quilt of board plug device 5
Mixed mud is buried so to its Structural strength calls and be not as high as the structural strength of foregoing connection guider 4.
Guider 4 is connected during implementation first to place close to existing structure thing 1 at a certain distance, then passes through the modes such as lifting
Board plug device 5 is installed in connection guider 4, board plug device 5 is vertically transferred to intended height, then along direction to be closed
Movable flashboard device 5 so that board plug device 5 is reclined to greatest extent between existing structure thing 1, and perfusion is disposed in reperfusion space
Mixed mud conduit, by the underwater slightly expanded concrete of catheterized reperfusion, conduit is lifted in perfusion, is formed after concrete setting
Closing.
Sealing structure can be increased in reperfusion space by opening in the above-described embodiments as shown in Figure 5, and sealing structure includes setting
The vertical seal between connection guider 4 and board plug device 5 is put, connects guider 4 and the water of the bottom of board plug device 5
Flat seals.
Horizontal seal is soft mode bag, and soft mode bag has some, is paved with the bottom surface of connection guider 4 and board plug device 5,
Soft mode bag is paved into a horizontal plane on bottom surface.Vertical seal is soft rubber bar processed, and soft rubber bar processed is embedded in reperfusion space
Interior connection guider 4 and the junction of board plug device 5；Soft rubber bar processed includes hard central bar, is arranged on hard central bar
Outside rubber layer and the gauze layer being arranged on outside rubber layer, the thickness of rubber layer is 1cm, and the thickness of gauze layer is 2cm.
Soft mode bag first is laid in bottom surface before connection guider 4 and board plug device 5 are set, forms a horizontal plane,
It is easy to next series of propagation on horizontal plane.It is maximum in the traversing same existing structure thing 1 of connection guider 4 in embedded steel board 51
After limit reclines, connection guider 4 and the junction of board plug device 5 in reperfusion space are embedded soft rubber bar processed.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of the claims in the present invention should all be belonged to.
Claims (10)
- The formula steel boxed cofferdam 1. one kind reclines, including with existing structure thing（1）The steel bushing box body of connection（2）, it is characterised in that The existing structure（1）With the steel bushing box body（2）Between be provided with piecing devices（3）, the piecing devices（3）Including with The steel bushing box body（2）The connection guider being fixedly connected（4）With in the connection guider（4）The plate of interior movement Device（5）；The connection guider（4）With the existing structure（1）Between form reperfusion space, the board plug device（5）Comprising In in the reperfusion space.
- The formula steel boxed cofferdam 2. one kind according to claim 1 reclines, it is characterised in that the connection guider（4） Including with the steel bushing box body（2）The connecting substrate of connection（41）, be arranged on the connecting substrate（41）On at least two Guide rail structure（42）And junction steel plate（43）.
- The formula steel boxed cofferdam 3. one kind according to claim 2 reclines, it is characterised in that the junction steel plate（43）Including By the connecting substrate（41）With the steel bushing box body（2）Strengthen the first junction steel plate of connection and by the connecting substrate （41）With the guide rail structure（42）Strengthen the second junction steel plate of connection.
- The formula steel boxed cofferdam 4. one kind according to claim 1 reclines, it is characterised in that the board plug device（5）Including Embedded steel board（51）With the connection embedded steel board（51）Supporting member（52）, the embedded steel board（51）In the connection guider （4）Traversing same existing structure thing（1）Recline to greatest extent.
- The formula steel boxed cofferdam 5. one kind according to claim 4 reclines, it is characterised in that placement fills in the reperfusion space Note mixed mud conduit and mixed mud block.
- The formula steel boxed cofferdam 6. one kind according to claim 1 reclines, it is characterised in that the reperfusion space has sealing Structure, the sealing structure include being arranged on the connection guider（4）With the board plug device（5）Between vertical sealing Part, the connection guider（4）With the board plug device（5）The horizontal seal of bottom.
- The formula steel boxed cofferdam 7. one kind according to claim 6 reclines, it is characterised in that the horizontal seal is soft mode Bag, the soft mode bag have some, are paved with the connection guider（4）With the board plug device（5）Bottom surface, the soft mode Bag is paved into a horizontal plane on the bottom surface.
- The formula steel boxed cofferdam 8. one kind according to claim 6 reclines, it is characterised in that the vertical seal is soft system Rubber bar, the soft rubber bar processed are embedded in the connection guider in the reperfusion space（4）With the board plug device （5）Junction.
- The formula steel boxed cofferdam 9. one kind according to claim 8 reclines, it is characterised in that the soft rubber bar processed includes hard Matter center-pole, the rubber layer being arranged on outside the hard central bar and the gauze layer being arranged on outside the rubber layer, it is described The thickness of rubber layer is 1-2cm, and the thickness of the gauze layer is 2-3cm.
- 10. a kind of piecing devices of formula steel boxed cofferdam that reclines according to claim 1 to claim 4 any one Welding method, it is characterised in thatStep 1：Process the solder side of steel plate so that solder side is in a gradient face；Angle [alpha] between two grooves is 60 °；Step 2：The solder side bottom of steel plate mutually props up；Step 3：Installed at the both ends of the soldered of two blocks of steel plates draw, arc-extinguishing plate；Step 4：By steel plate weld preheating, steel plate weld preheating temperature is 100~130 °, and welded with narrow gap Lincoln weld Two blocks of steel plates, narrow gap Lincoln weld are connect, its welding current is 370~460A；Voltage is 25~35V；Speed of welding is 18 ~25m/h；Welding temperature is 230~270 °；During welding, a segment distance is often soldered, checks that welding bead has zero defect, if lacking Fall into, in time repairing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049588.XA CN107604933B (en) | 2017-10-31 | 2017-10-31 | Leaning type steel sleeve cofferdam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049588.XA CN107604933B (en) | 2017-10-31 | 2017-10-31 | Leaning type steel sleeve cofferdam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107604933A true CN107604933A (en) | 2018-01-19 |
| CN107604933B CN107604933B (en) | 2023-07-04 |
Family
ID=61084179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711049588.XA Active CN107604933B (en) | 2017-10-31 | 2017-10-31 | Leaning type steel sleeve cofferdam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107604933B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894238A (en) * | 2018-03-30 | 2018-11-27 | 上海二十冶建设有限公司 | The device and its application method efficiently shaped for rubble cofferdam |
| CN109469079A (en) * | 2018-10-31 | 2019-03-15 | 上海市政工程设计研究总院（集团）有限公司 | A kind of cofferdam connection structure |
| CN113481821A (en) * | 2021-07-27 | 2021-10-08 | 武大巨成结构股份有限公司 | Overhaul device and method for inner bottom surface of aqueduct |
| CN113774817A (en) * | 2021-09-15 | 2021-12-10 | 舟山长宏国际船舶修造有限公司 | Assembled highway bridge rapid construction equipment |
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| CN207405639U (en) * | 2017-10-31 | 2018-05-25 | 中铁十六局集团第三工程有限公司 | One kind reclines formula steel boxed cofferdam |
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| CN202787285U (en) * | 2012-08-16 | 2013-03-13 | 中交第二航务工程局有限公司 | Prefabricated cushion cap underwater waterstop device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894238A (en) * | 2018-03-30 | 2018-11-27 | 上海二十冶建设有限公司 | The device and its application method efficiently shaped for rubble cofferdam |
| CN109469079A (en) * | 2018-10-31 | 2019-03-15 | 上海市政工程设计研究总院（集团）有限公司 | A kind of cofferdam connection structure |
| CN113481821A (en) * | 2021-07-27 | 2021-10-08 | 武大巨成结构股份有限公司 | Overhaul device and method for inner bottom surface of aqueduct |
| CN113481821B (en) * | 2021-07-27 | 2022-08-09 | 武大巨成结构股份有限公司 | Overhaul device and method for inner bottom surface of aqueduct |
| CN113774817A (en) * | 2021-09-15 | 2021-12-10 | 舟山长宏国际船舶修造有限公司 | Assembled highway bridge rapid construction equipment |
| CN113774817B (en) * | 2021-09-15 | 2023-02-28 | 舟山长宏国际船舶修造有限公司 | Assembled highway bridge rapid construction equipment |
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| Publication number | Publication date |
|---|---|
| CN107604933B (en) | 2023-07-04 |
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