CN202689040U - Steel end seal wall structure for large immersed tunnel - Google Patents
Steel end seal wall structure for large immersed tunnel Download PDFInfo
- Publication number
- CN202689040U CN202689040U CN 201220242656 CN201220242656U CN202689040U CN 202689040 U CN202689040 U CN 202689040U CN 201220242656 CN201220242656 CN 201220242656 CN 201220242656 U CN201220242656 U CN 201220242656U CN 202689040 U CN202689040 U CN 202689040U
- Authority
- CN
- China
- Prior art keywords
- steel
- plate
- steel beam
- section
- embedded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a steel end seal wall structure for a large immersed tunnel, which comprises a top plate and a bottom plate arranged at two ends of an immersed tube section, wherein an H-shaped steel beam is welded between the top plate and the bottom plate; an upper steel bracket component positioned at the junction of the H-shaped steel beam and the top plate and a lower steel bracket component and a sleeper beam positioned at the junction of the H-shaped steel beam and the bottom plate are arranged on a flange plate of the H-shaped steel beam; an end seal wall panel is arranged on the other flange plate of the H-shaped steel beam; a plurality of I-shaped steel strips are uniformly distributed on the outer side surface of the end seal wall panel from the top down; and two groups of stiffening plates are respectively arranged at the top and the bottom of the H-shaped steel beam. According to the utility model, the structure is optimized and pre-buried bracket components are arranged on the concrete top plate and the concrete bottom plate of the tube section to be used as a skeleton of the H-shaped steel beam for connection, so that the overall stability is greatly improved, and the structure is simple, economic and practical; and the disassembly is simple after the completion of butting of immersed tubes, so that the construction period is greatly shortened, and the engineering cost is saved.
Description
Technical field
The utility model relates to a kind of end envelope wall construction of underground building, relates in particular to a kind of large-scale immersed tube tunnel steel end envelope wall construction.
Background technology
At the envelope of immersed tube tunnel end in the past wall, once adopted concrete end envelope wall construction, this form of structure after the Pipe Sinking docking is finished, need to be abolished concrete end envelope wall, and therefore dismounting is very difficult, thereby has caused the increase of engineering cost and the prolongation of duration.
The utility model content
For above-mentioned prior art, the utility model provides a kind of large-scale immersed tube tunnel steel end envelope wall construction, and this form of structure had both been saved cost, had improved again efficient, had shortened the duration.And convenient disassembly.
In order to solve the problems of the technologies described above, the technical scheme that a kind of large-scale immersed tube tunnel steel end envelope wall construction of the utility model is achieved is: comprise the top board and the base plate that are arranged on immersed tube pipeline section two ends, the following of described top board is the plane, and the top of described base plate is step surface; Be welded with the H section steel beam between described top and the described base plate; On one frange plate of described H section steel beam, the junction that is positioned at this H section steel beam and described top board is provided with upper steel bracket member, the junction that is positioned at this H section steel beam and described base plate is provided with bottom steel corbel member and sleeper beam, another frange plate of described H section steel beam is provided with end envelope shingle nail, is evenly equipped with from bottom to up a plurality of I-shaped steel bars on the lateral surface of described end envelope shingle nail; The top of described H section steel beam and bottom are provided with one group of stiffener respectively.
Further, the large-scale immersed tube tunnel steel of the utility model end envelope wall construction, wherein, described upper steel bracket member comprises the first pre-embedded steel slab and the second pre-embedded steel slab that intersects layout, described the first pre-embedded steel slab is following concordant with described top board, in the top, be provided with the perforation plug from described the first pre-embedded steel slab, be provided with abreast the 3rd pre-embedded steel slab with the frange plate of described H section steel beam, be connected by fastening connection piece between the frange plate of described the 3rd pre-embedded steel slab and described H section steel beam, also be provided with the first gad plate between the frange plate of described the 3rd pre-embedded steel slab and described H section steel beam.
Described bottom steel corbel member comprises the 4th pre-embedded steel slab and the 6th pre-embedded steel slab that intersects layout, described the 5th pre-embedded steel slab is the angle bar identical with the step surface of described base plate, one end of described the 6th pre-embedded steel slab is welded with outer sticking steel plate, be connected by fastening connection piece between the frange plate of described outer sticking steel plate and described H section steel beam, be provided with the second gad plate between the frange plate of described the 5th pre-embedded steel slab and described H section steel beam.
Compared with prior art, the beneficial effects of the utility model are:
The large-scale immersed tube tunnel steel of the utility model end envelope wall construction adopts steel structural form, is provided with pre-buried bracket member by structure optimization at pipeline section concrete roof and base plate and is connected as the skeleton of H section steel beam, has greatly improved the resistance to overturning that the steel end seals wall.The concrete end envelope wall construction that the utility model steel end envelope wall construction is more traditional is more simple, economic, practical.After the docking of immersed tube sinking was finished, dismounting was simple, thereby has greatly shifted to an earlier date the successive projects position construction period, has saved engineering cost.
Description of drawings
Fig. 1 is the schematic cross-sectional view of the large-scale immersed tube tunnel steel of the utility model end envelope wall construction;
Fig. 2 is A place upper steel bracket component partial enlarged drawing among Fig. 1;
Fig. 3 is bottom, B place steel corbel component partial enlarged drawing among Fig. 1.
Main description of reference numerals among the figure:
The 1-top board, 2-base plate, 3-H section steel beam, 4-upper steel bracket member, 5-bottom steel corbel member, 6-sleeper beam, 7-end envelope shingle nail, 8-I-shaped steel bar.
The specific embodiment
Below in conjunction with the specific embodiment the utility model is described in further detail.
In large-scale immersed tube tunnel construction, end envelope wall is the temporory structure in the section floating sinking process, and its effect is to make pipeline section become the casing of sealing, thereby satisfies the requirement of section floating sinking.End envelope wall of the present utility model adopts during welding for steel structure to form, and end envelope wall forms integral body by the pre-buried bracket member in immersed tube end with immersed tube and end envelope wall, and top, bottom steel corbel member are connected with the H section steel beam, and the H section steel beam is as stress frame.
As described in Figure 1, a kind of large-scale immersed tube tunnel steel end envelope wall construction of the utility model comprises the top board 1 and the base plate 2 that are arranged on immersed tube pipeline section two ends, and the following of described top board 1 is the plane, and the top of described base plate 2 is step surface; Be welded with H section steel beam 3 between described top and the described base plate; On one frange plate of described H section steel beam 3, the junction that is positioned at this H section steel beam 3 and described top board 1 is provided with upper steel bracket member 4, the junction that is positioned at this H section steel beam 3 and described base plate 2 is provided with bottom steel corbel member 5 and sleeper beam 6, another frange plate of described H section steel beam 3 is provided with end envelope shingle nail 7, is evenly equipped with from bottom to up a plurality of I-shaped steel bars 8 on the lateral surface of described end envelope shingle nail 7; The top of described H section steel beam 3 is provided with one group of stiffener 47, and the bottom of described H section steel beam 3 is provided with one group of stiffener 56.
As shown in Figure 2, described upper steel bracket member 4 comprises the first pre-embedded steel slab 41 and the second pre-embedded steel slab 42 that intersects layout, described the first pre-embedded steel slab 41 is following concordant with described top board 1, in top 1, be provided with perforation plug 43 from described the first pre-embedded steel slab 41, be provided with abreast the 3rd pre-embedded steel slab 44 with the frange plate of described H section steel beam 3, be connected by fastening connection piece 46 between the frange plate of described the 3rd pre-embedded steel slab 44 and described H section steel beam 3, also be provided with the first gad plate 45 between the frange plate of described the 3rd pre-embedded steel slab 44 and described H section steel beam 3.
As shown in Figure 3, described bottom steel corbel member 5 comprises the 4th pre-embedded steel slab 51 and the 6th pre-embedded steel slab 52 that intersects layout, described the 5th pre-embedded steel slab 51 is angle bar identical with the step surface of described base plate 2, one end of described the 6th pre-embedded steel slab 52 is welded with outer sticking steel plate 53, be connected by fastening connection piece 54 between the frange plate of described outer sticking steel plate 53 and described H section steel beam 3, be provided with the second gad plate 55 between the frange plate of described the 5th pre-embedded steel slab 51 and described H section steel beam 3.
The work progress of the large-scale immersed tube tunnel steel of the utility model end envelope wall construction is:
The concrete prefabricated stage of pipeline section at the pre-buried installation top, top board 1 place of immersed tube pipeline section steel corbel member 4, arranges sleeper beam 6 at base plate 2 places of immersed tube pipeline section, simultaneously pre-buried bottom steel corbel member 5.H section steel beam 3 is installed, and the sectional dimension of this H section steel beam 3 is 400 ㎜ * 700 ㎜ * 30 ㎜, and length is 6900mm, adjusts the position, guarantees that the frange plate in H section steel beam 3 each shaped steel tube section outside is in the same plane, and concordant with the pipeline section end face.Lifting, the welding of end envelope shingle nail, according to the lifting of construction technology piecemeal, welding, the piecemeal position should be in H section steel beam 3 centers, and leave as far as possible more than the pipeline section orifice edge 1.2m.End envelope shingle nail adopts and pastes the pin weldering, and weld seam is continuous weld.H section steel beam 3 and upper and lower part steel corbel member 4,5 are connected by bolt fastener, be provided with 2 cover bolt fasteners on each bracket, the gap between each bracket and H section steel beam 3 and the end envelope wall uses respectively the 50mm steel plate as the first gad plate 45 and tight wedge 55 wedgings of the second steel.
The utility model development test stage proves, the utility model immersed tube tunnel end envelope wall at 20m under water, experiencing the process links such as floating, floating and sinking, waterpower crimping of pipeline section, having good integral rigidity and waterproof sealing performance, playing an important role to guaranteeing workmanship.
Although the above is described the utility model in conjunction with figure; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; in the situation that does not break away from the utility model aim, can also make a lot of distortion, these all belong within the protection of the present utility model.
Claims (3)
1. one kind large-scale immersed tube tunnel steel end envelope wall construction comprises the top board (1) and the base plate (2) that are arranged on immersed tube pipeline section two ends, and the following of described top board (1) is the plane, and the top of described base plate (2) is step surface; It is characterized in that, be welded with H section steel beam (3) between described top and the described base plate; On one frange plate of described H section steel beam (3), the junction that is positioned at this H section steel beam (3) and described top board (1) is provided with upper steel bracket member (4), the junction that is positioned at this H section steel beam (3) and described base plate (2) is provided with bottom steel corbel member (5) and sleeper beam (6), another frange plate of described H section steel beam (3) is provided with end envelope shingle nail (7), is evenly equipped with from bottom to up a plurality of I-shaped steel bars (8) on the lateral surface of described end envelope shingle nail (7); The top of described H section steel beam (3) and bottom are provided with one group of stiffener respectively.
2. large-scale immersed tube tunnel steel end according to claim 1 seals wall construction, it is characterized in that, described upper steel bracket member (4) comprises the first pre-embedded steel slab (41) and the second pre-embedded steel slab (42) that intersects layout, described the first pre-embedded steel slab (41) is following concordant with described top board (1), in top (1), be provided with perforation plug (43) from described the first pre-embedded steel slab (41), be provided with abreast the 3rd pre-embedded steel slab (44) with the frange plate of described H section steel beam (3), be connected by fastening connection piece (46) between the frange plate of described the 3rd pre-embedded steel slab (44) and described H section steel beam (3), also be provided with the first gad plate (45) between the frange plate of described the 3rd pre-embedded steel slab (44) and described H section steel beam (3).
3. large-scale immersed tube tunnel steel end according to claim 1 seals wall construction, it is characterized in that, described bottom steel corbel member (5) comprises the 4th pre-embedded steel slab (51) and the 6th pre-embedded steel slab (52) that intersects layout, described the 5th pre-embedded steel slab (51) is the angle bar identical with the step surface of described base plate (2), one end of described the 6th pre-embedded steel slab (52) is welded with outer sticking steel plate (53), be connected by fastening connection piece (54) between the frange plate of described outer sticking steel plate (53) and described H section steel beam (3), be provided with the second gad plate (55) between the frange plate of described the 5th pre-embedded steel slab (51) and described H section steel beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220242656 CN202689040U (en) | 2012-05-25 | 2012-05-25 | Steel end seal wall structure for large immersed tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220242656 CN202689040U (en) | 2012-05-25 | 2012-05-25 | Steel end seal wall structure for large immersed tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202689040U true CN202689040U (en) | 2013-01-23 |
Family
ID=47544680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220242656 Expired - Fee Related CN202689040U (en) | 2012-05-25 | 2012-05-25 | Steel end seal wall structure for large immersed tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202689040U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103774692A (en) * | 2013-11-29 | 2014-05-07 | 中交第二航务工程局有限公司 | Device and method for shearing prestressed steel beam at tube joint connector |
| CN104099942A (en) * | 2013-04-09 | 2014-10-15 | 上海市政工程设计研究总院（集团）有限公司 | Construction method of underground reinforced concrete box culvert structure temporary closure wall |
| CN104947714A (en) * | 2015-04-24 | 2015-09-30 | 中国交通建设股份有限公司 | End sealing door structure for immersed tube tunnel |
| CN105937248A (en) * | 2016-07-05 | 2016-09-14 | 中铁隧道集团二处有限公司 | Body structure section construction and temporary plugging wall connecting portion treatment method |
| CN106894449A (en) * | 2017-02-09 | 2017-06-27 | 中铁隧道勘测设计院有限公司 | A kind of structure type of immersed tube tunnel final joint |
| CN107700545A (en) * | 2017-09-01 | 2018-02-16 | 中交第航务工程局有限公司 | Immersed tube tunnel final joint engagement cavity drainage system and water discharge method |
| CN113718851A (en) * | 2021-07-22 | 2021-11-30 | 中交第二航务工程局有限公司 | Non-welding assembly type steel end sealing door for immersed tunnel and sealing method |
-
2012
- 2012-05-25 CN CN 201220242656 patent/CN202689040U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104099942A (en) * | 2013-04-09 | 2014-10-15 | 上海市政工程设计研究总院（集团）有限公司 | Construction method of underground reinforced concrete box culvert structure temporary closure wall |
| CN104099942B (en) * | 2013-04-09 | 2017-06-27 | 上海市政工程设计研究总院（集团）有限公司 | A kind of underground reinforced concrete box culvert structure temporary plugging wall construction method |
| CN103774692A (en) * | 2013-11-29 | 2014-05-07 | 中交第二航务工程局有限公司 | Device and method for shearing prestressed steel beam at tube joint connector |
| CN103774692B (en) * | 2013-11-29 | 2016-02-03 | 中交第二航务工程局有限公司 | A kind of tube coupling joint prestressed strand clipping apparatus and method |
| CN104947714A (en) * | 2015-04-24 | 2015-09-30 | 中国交通建设股份有限公司 | End sealing door structure for immersed tube tunnel |
| CN105937248A (en) * | 2016-07-05 | 2016-09-14 | 中铁隧道集团二处有限公司 | Body structure section construction and temporary plugging wall connecting portion treatment method |
| CN106894449A (en) * | 2017-02-09 | 2017-06-27 | 中铁隧道勘测设计院有限公司 | A kind of structure type of immersed tube tunnel final joint |
| CN107700545A (en) * | 2017-09-01 | 2018-02-16 | 中交第航务工程局有限公司 | Immersed tube tunnel final joint engagement cavity drainage system and water discharge method |
| CN107700545B (en) * | 2017-09-01 | 2019-06-04 | 中交第一航务工程局有限公司 | Immersed tube tunnel final connector engagement cavity drainage system and water discharge method |
| CN113718851A (en) * | 2021-07-22 | 2021-11-30 | 中交第二航务工程局有限公司 | Non-welding assembly type steel end sealing door for immersed tunnel and sealing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202689040U (en) | Steel end seal wall structure for large immersed tunnel | |
| CN110306658B (en) | Steel structure assembly system for assembly type building and construction method | |
| CN111608207A (en) | Turnover post-cast strip support-changing force transmission device and construction method thereof | |
| CN104358207A (en) | Rapid steel trestle construction structure and construction method | |
| CN203308068U (en) | Wall-attached builder's jack | |
| CN205805572U (en) | A kind of buttress type subway station section of track well | |
| CN102744580A (en) | Furnace body manufacturing method of polycrystalline ingot furnace | |
| CN203373751U (en) | Triangular surrounding purlin for inner supporting system for foundation pit supporting | |
| CN204311457U (en) | A kind of Metro station excavation excavation construction composite retaining structure system | |
| CN204059840U (en) | A kind of dry-hang keel installation structure | |
| CN215979401U (en) | Rubber air bag plug template for tunnel secondary lining construction | |
| CN207260191U (en) | A kind of class rectangle pipe gallery section of jurisdiction connection structure | |
| CN209779928U (en) | Buckling restrained brace with end shaped like Chinese character' wang | |
| CN209941512U (en) | Supporting shear part for lower cross beam of inclined tower of cable-stayed bridge | |
| CN203160251U (en) | Connecting device for joints of steel and wood templates | |
| CN203373755U (en) | Enclosing purlin part | |
| CN103397641B (en) | A kind of triangle for pattern foundation pit supporting structure inner support system encloses purlin | |
| CN202787838U (en) | Wall structure of main-transformed cavern in underground power station | |
| CN200971505Y (en) | Submerged steel purlin device | |
| CN103388336A (en) | Main purline part for inner support | |
| CN213572371U (en) | Prefabricated cabin transformer substation pin-connected panel steel construction foundation butt-joint structural | |
| CN206046267U (en) | A kind of wet electrical dust precipitator anode module support | |
| CN106149978B (en) | Steel framework column with joint type attachment device | |
| CN222045246U (en) | An assembled generator room | |
| CN221822937U (en) | Self-balancing cofferdam suitable for dry repair of small areas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20130525 |