CN113879464A - Narrow inland river immersed tube depositing method - Google Patents
Narrow inland river immersed tube depositing method Download PDFInfo
- Publication number
- CN113879464A CN113879464A CN202111189039.9A CN202111189039A CN113879464A CN 113879464 A CN113879464 A CN 113879464A CN 202111189039 A CN202111189039 A CN 202111189039A CN 113879464 A CN113879464 A CN 113879464A
- Authority
- CN
- China
- Prior art keywords
- cable
- inland river
- pipe section
- immersed tube
- depositing
- 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.)
- Pending
Links
- 238000000151 deposition Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000007667 floating Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 56
- 238000004873 anchoring Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000004744 fabric Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 6
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 210000001503 joint Anatomy 0.000 description 24
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B2021/003—Mooring or anchoring equipment, not otherwise provided for
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Revetment (AREA)
Abstract
The invention relates to the technical field of immersed tube tunnel engineering, in particular to a method for depositing immersed tubes in a narrow inland river. According to the narrow inland river immersed tube depositing method, the tube sections are anchored in the immersed tube foundation trench or the dock entrance floating transportation channel, the excavated immersed tube foundation trench, floating transportation channel and dock entrance area are fully utilized as an immersed tube depositing area, extra excavation amount is reduced, and manpower and material cost consumed by immersed tube tunnel engineering is reduced.
Description
Technical Field
The invention relates to the technical field of immersed tube tunnel engineering, in particular to a method for depositing immersed tubes in a narrow inland river.
Background
In immersed tube tunnel engineering, immersed tube pipe joints and shore butt joint pipe joints are needed, when all the pipe joints are prefabricated by a dry dock method, due to the fact that prefabrication completion time of the tunnel shore butt joint pipe joints and the immersed tube pipe joints is different and limited by the site of a dry dock prefabricating field, the prefabricated pipe joints are generally placed in a mode of out-of-dock placement, after construction of butt joint sections is completed and butt joint installation conditions are met, subsequent operations such as transferring and butt joint are conducted.
At present, the extra-dock consignment of pipe joints adopts a mode of independently excavating a consignation area, the excavation amount is very large, the immersed tube tunnel engineering consumes more manpower and material resource cost, and the construction period is easily prolonged.
Therefore, a technical scheme is urgently needed at present to solve the technical problems that when the existing pipe joint dock is externally hosted, a storage area needs to be dug independently, the digging amount is large, the cost of engineering manpower and material resources is increased, and the construction period is influenced.
Disclosure of Invention
The invention aims to: aiming at the problems in the background technology, a narrow inland river immersed tube depositing method is provided.
In order to achieve the purpose, the invention adopts the technical scheme that:
a method for depositing immersed tubes in narrow inland river features that the tube segments are deposited in river and anchored in immersed tube foundation slot or dock entrance floating channel.
According to the narrow inland river immersed tube depositing method, the tube sections are anchored in the immersed tube foundation trench or the dock entrance floating transportation channel, the excavated immersed tube foundation trench, floating transportation channel and dock entrance area are fully utilized as an immersed tube depositing area, extra excavation amount is reduced, and manpower and material cost consumed by immersed tube tunnel engineering is reduced.
As a preferable scheme of the present invention, when the pipe section is anchored in the immersed tube foundation trench, the pipe section is anchored by using at least two mooring means along the longitudinal water flow, and the at least two mooring means are symmetrically arranged in the longitudinal direction of the pipe section. When the pipe joints are anchored in the area of the immersed tube foundation trench along the longitudinal water flow direction, stable anchor cable mechanisms can be arranged on the two longitudinal sides of the immersed tube foundation trench respectively under the condition that the construction of the immersed tube foundation trench is not influenced, so that the construction of the immersed tube foundation trench cannot be influenced by the depositing of the pipe joints.
As a preferable scheme of the invention, when the pipe section is anchored in the dock entrance floating channel, the pipe section is longitudinally faced with water flow, at least four anchor cable mechanisms are adopted, and the at least four anchor cable mechanisms are symmetrically arranged relative to the longitudinal direction of the pipe section. The pipe joints are placed in a longitudinal water flow facing mode by combining the characteristic that the width of the dock entrance floating channel is narrow, stable anchor cable mechanisms can be easily arranged on the two longitudinal sides of the dock entrance floating channel respectively to realize stable anchoring of the pipe joints, meanwhile, the pipe joints are arranged in a longitudinal water flow facing mode, the area of the pipe joints impacted by water flow is considered to be wide, the stress is large, and the anchoring stability of the pipe joints is improved by increasing the number of the anchor cable mechanisms.
In a preferred embodiment of the present invention, the pipe section is connected to at least two back-up anchors, and the at least two back-up anchors are arranged symmetrically with respect to the longitudinal direction of the pipe section. Make reserve anchor can assist and carry out the tube coupling stability in the anchor cable mechanism installation, simultaneously, can assist the tube coupling stability in the anchor cable mechanism use, furthest avoids the tube coupling to take place the offset under the water impact, guarantees the mooring stability of tube coupling.
As a preferable scheme of the present invention, the pipe joint is connected with at least two shore-controlled ground anchors, the shore-controlled ground anchors are disposed above the water surface, and the at least two shore-controlled ground anchors are symmetrically disposed with respect to the longitudinal direction of the pipe joint. The shore control ground anchor is matched with the anchor cable mechanism and the standby anchor, so that the anchoring stability of the pipe joint is further ensured.
As a preferable scheme of the present invention, each of the anchor cable mechanisms includes an anchor block and a cable, and a middle portion of the cable is connected to the anchor block, or the anchor cable mechanism includes an anchor block and two or more cables, and each of the cables is connected to the anchor block.
As a preferable scheme of the invention, at least two mooring bollards are respectively arranged at the longitudinal end part and the middle part of the side wall of the pipe section, and the end part of each mooring rope is respectively connected with one mooring bollard, so that a triangular wing-shaped area can be formed after each mooring mechanism is connected with the pipe section. The single anchor cable mechanism in the forming triangular wing-shaped area can simultaneously apply anchoring force to different positions of the pipe joint, and the multiple anchor cable mechanisms are matched to realize the multi-point anchoring state of the pipe joint and ensure the anchoring stability of the pipe joint.
As a preferable scheme of the invention, when the pipe section is anchored in the dock entrance floating channel, at least two of the anchor cable mechanisms on one longitudinal side of the pipe section form a triangular wing-shaped area which is partially overlapped. Adjacent anchor cable mechanisms on one longitudinal side of the pipe joint are matched with each other, anchoring force is applied to the pipe joint from different directions, stress of the pipe joint is dispersed, stress of the anchor cable mechanisms is uniform, and anchoring stability of the pipe joint is guaranteed.
As a preferable scheme of the present invention, an adjusting mechanism is provided between the pipe joint and the cable, the adjusting mechanism is respectively connected to the pipe joint and the cable, and the adjusting mechanism is used for adjusting the length of the cable between the pipe joint and the anchor block.
As a preferred aspect of the present invention, the adjusting mechanism comprises a reel cloth slip-case for a book mechanism for reeling cloth slip-case for a book the cable and a pulley mechanism on which the cable is threaded.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the pipe joints are anchored in the immersed pipe foundation groove or the dock entrance floating transportation channel, and the excavated immersed pipe foundation groove, floating transportation channel and dock entrance area are fully utilized as an immersed pipe depositing area, so that extra excavation amount is reduced, the cost of manpower and material resources consumed by immersed pipe tunnel engineering is reduced, meanwhile, the pipe joints are deposited by anchoring, the position stability of the pipe joints during depositing can be fully ensured, and the safety of the pipe joints during depositing is ensured.
Drawings
Fig. 1 is a layout diagram of the pipe joints corresponding to the narrow inland river immersed pipe depositing method in embodiment 1.
Fig. 2 is a distribution diagram of the bollard embedded in the pipe section in example 1.
Fig. 3 is a schematic diagram of an enlarged structure of a part X in fig. 1 corresponding to embodiment 3.
Fig. 4 is a schematic diagram of an enlarged structure of a part X in fig. 1 corresponding to embodiment 5.
Fig. 5 is a partially enlarged structural view at Y in fig. 4.
Icon: the method comprises the following steps of 1-pipe joint, 2-river channel, 3-immersed pipe foundation groove, 4-dock entrance floating transportation channel, 5-spare anchor, 6-shore control anchor, 7-anchor block, 8-cable, 9-bollard, 10-rolling cloth slip-case for a book mechanism and 20-pulley mechanism.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
In the method for depositing immersed tubes in a narrow inland river according to the embodiment, a tube section 1 is deposited by using a tube section depositing layout diagram shown in fig. 1, the tube section 1 is deposited in a river channel 2, and anchored in an immersed tube foundation trench 3 or a dock entrance floating channel 4 through an anchor cable mechanism.
In the method for depositing the immersed tube in the narrow inland river of the embodiment, taking depositing the tube section E3 and the tube section E4 forming the immersed tube tunnel at the same time as an example, the tube section E4 is anchored in the region of the immersed tube foundation trench 3 through an anchor cable mechanism, the tube section E3 is anchored in the dock entrance floating transportation channel 4 through an anchor cable mechanism, each anchor cable mechanism comprises an anchor block 7 and a cable 8, so that each tube section 1 is stably anchored in the depositing region, the excavated regions of the immersed tube foundation trench 3, the floating transportation channel and the dock entrance are fully utilized as depositing tube depositing regions, the extra excavation amount of the depositing tube tunnel engineering is reduced, the manpower and material costs consumed by the depositing tube tunnel engineering are reduced, and the safety of the tube section 1 during depositing is ensured.
Specifically, the anchor block 7 is a reinforced concrete structural member, is an adsorption type gravity anchor block 7, and is installed in cooperation with a crane ship through measurement and positioning at a preset position of a depositing area.
Specifically, the mooring rope 8 is a steel wire rope or a high-strength nylon cable.
Specifically, as shown in fig. 2, two mooring bollards 9 are embedded in the longitudinal end portions and the middle portions of the side walls of the pipe joint 1, and the mooring rope 8 can be connected with the mooring bollards 9 to realize the connection between the anchor block 7 and the mooring rope of the pipe joint 1.
Specifically, double-column bollards S1 and S2 are embedded in the end part of one longitudinal side of the side wall of the pipe joint 1, double-column bollards S3 and S4 are embedded in the end part of the other longitudinal side of the side wall of the pipe joint 1, and single-column bollards D3 and D4 are embedded in the middle of the longitudinal side of the side wall of the pipe joint 1.
Preferably, when one cable 8 is used, the middle part of the cable 8 is connected with the anchor block 7, and two ends of the cable 8 are respectively and correspondingly connected with the mooring bollards 9 to form a triangular wing-shaped area; when two mooring ropes 8 are provided, each mooring rope 8 is respectively connected with the anchor block 7 and is respectively connected with one mooring bollard 9, and a triangular wing-shaped area is formed between two adjacent mooring ropes 8, so that each mooring rope mechanism can apply mooring force to at least two points on the pipe joint 1, and the stability of the pipe joint 1 in the mooring process is ensured.
Example 2
The method for depositing the narrow inland river immersed tube is the same as the embodiment 1, and the tube section E4 is anchored in the immersed tube foundation groove 3, and the difference is that: the pipe joint 1 is anchored by adopting two anchor cable mechanisms along the longitudinal water flow, the two anchor cable mechanisms are symmetrically arranged on the longitudinal direction of the pipe joint 1, and triangular wing-shaped areas are respectively formed at the longitudinal two ends of the pipe joint 1.
In the method for depositing the narrow inland river immersed tube, the tube joint 1 longitudinally flows along the water flow, so that the area impacted by the water flow is small, the stress is small, and the tube joint 1 can be anchored only through two anchor cable mechanisms.
Specifically, as shown in fig. 1 for anchoring the pipe section E4, the anchor blocks M1 and M2 are disposed in the longitudinal direction of the pipe section 1 and at the height of the river 2 on both sides of the longitudinal direction of the foundation tank 3, respectively, so that the pipe section E4 partially crosses the foundation tank 3 and is disposed in the direction perpendicular to the foundation tank 3.
Example 3
The method for depositing the narrow inland river immersed tube is the same as that in the embodiment 1, and the tube segment E3 is anchored in the dock entrance floating channel, and the difference is that: the pipe joint 1 is longitudinally faced with water flow, four anchor cable mechanisms are adopted, and the four anchor cable mechanisms are symmetrically arranged relative to the longitudinal direction of the pipe joint 1.
According to the method for depositing the immersed tube in the narrow inland river, the tube section 1 longitudinally faces water flow, the area impacted by the water flow is large, the stress is large, the anchoring stability of the tube section 1 needs to be improved by increasing the number of the cable anchoring mechanisms, the number of the cable anchoring mechanisms can be adjusted according to actual conditions, and the anchoring stability of the tube section 1 in a depositing area is ensured to the greatest extent.
Specifically, as shown in fig. 1 to 5, for anchoring of the pipe section E3, four anchor blocks 7 are disposed at two sides of the pipe section 1 in the longitudinal direction, are longitudinally symmetrically disposed with respect to the pipe section 1, and are disposed at the river channel 2 elevations at two sides of the dock entrance floating channel 4 in the longitudinal direction, so that the pipe section E3 is partially located in the dock entrance region, partially extends into the floating channel 4, and is disposed along the direction perpendicular to the longitudinal direction of the river channel 2.
Specifically, as shown in fig. 2-3 for anchoring pipe segment E3, anchor block M3 is connected to bollard S1 and bollard D3, respectively, to form a triangular wing region, anchor block M4 is connected to bollard S2 and bollard D4, respectively, to form a triangular wing region, anchor block M3 and anchor block M4 are symmetrically disposed, anchor block M5 is disposed on the same principle as anchor block M3, anchor block M6 is disposed on the same principle as anchor block M4, and anchor block M3 and anchor block M5 are connected to different bollards, respectively, anchor block M4 and anchor block M6 are connected to different bollards 9, respectively, to form a mooring mechanism disposed longitudinally along pipe segment 1.
Preferably, in the narrow inland river immersed tube depositing method of the embodiment, the triangular wing-shaped areas formed by the two anchor cable mechanisms on one longitudinal side of the tube section 1 are partially overlapped.
Specifically, as shown in fig. 2-3, in the anchoring of pipe joint E3, anchor block M3 forms a triangular wing area with bollard S1 and bollard D3, anchor block M5 forms a triangular wing area with bollard S1 and bollard D3, and the two triangular wing areas are partially overlapped, so that anchor block M3 and anchor block M5 apply anchoring force to the same point on the pipe joint from different directions, stress on pipe joint 1 is dispersed, stress on pipe joint 1 is more uniform, anchoring is more stable, stress on each cable 8 is more dispersed, and service life is longer.
Example 4
The method for depositing the immersed tube in the narrow inland river is the same as that in the embodiment 3, except that when the pipe joint 1 is in longitudinal water flow, the pipe joint 1 is connected with two spare anchors 5 and two shore control ground anchors 6, the two spare anchors 5 are symmetrically arranged relative to the longitudinal direction of the pipe joint 1, and the two shore control ground anchors 6 are symmetrically arranged relative to the longitudinal direction of the pipe joint 1.
According to the method for depositing the immersed tube in the narrow inland river, the shore control ground anchor 6 is arranged above the water surface, and the shore control ground anchor 6, the anchor cable mechanism and the standby anchor 5 are matched, so that the anchoring stability of the tube joint 1 is guaranteed to the greatest extent.
Specifically, as shown in fig. 3-4 for anchoring pipe section E3, anchor block M7 and anchor block M8 are spare anchors 5, anchor block M7 is connected to bollard S1 by cable 8, anchor block M8 is connected to bollard S2 by cable 8, and anchor block M7 and anchor block M8 are longitudinally symmetrically disposed with respect to pipe section 1.
In particular, as shown in the anchoring of pipe section E3 in FIGS. 3-4, anchor block A1 and anchor block A2 are shore control ground anchors 6, anchor block A1 is connected to bollard S3 by cable 8, and anchor block A2 is connected to bollard S4 by cable 8.
Specifically, the anchor block a1 and the anchor block a2 are anchor piles arranged on the bank of the dock entrance area.
Specifically, the head and the middle area of the pipe joint 1 are anchored through anchor blocks M3, M4, M5 and M6 which are symmetrically distributed on the two longitudinal sides of the pipe joint 1, and the tail of the pipe joint 1 is anchored and fixed through shore control ground anchors 6 which are symmetrically distributed on the two longitudinal sides of the pipe joint 1, so that the pipe joint 1 is anchored and stabilized in a longitudinal water flow facing mode under the action of a minimum number of anchor cable mechanisms.
Example 5
The method for depositing the narrow inland river immersed tube is the same as the embodiment 4, and the difference is that: an adjusting mechanism is arranged between the pipe joint 1 and the cable 8, the adjusting mechanism comprises a rolling cloth slip-case for a book mechanism 10 and a pulley mechanism 20, the rolling cloth slip-case for a book mechanism 10 is used for rolling cloth slip-case for a book the cable 8, the cable 8 is threaded on the pulley mechanism 20, and the adjusting mechanism is used for adjusting the length of the cable 8 between the pipe joint 1 and the anchor block 7.
Preferably, the roll cloth slip-case for a book mechanism 10 is an electric winch, the pulley mechanism 20 includes a pulley block composed of two pulleys, the cable 8 is a steel wire rope, the steel wire rope is threaded on the pulley block, and the electric winch is fixed through an outfitting embedded part arranged on the top of the pipe joint 1.
In particular, the anchoring of the pipe section E3 as shown in fig. 4-5:
the anchor block M3 is directly connected with the mooring bollard D3 through a steel wire rope, the anchor block M3 is connected with the mooring bollard S2 through the steel wire rope and a tackle pulley set, and the steel wire rope is tensioned and loosened through a winch C2;
the anchor block M4 is directly connected with the mooring bollard D4 through a steel wire rope, the anchor block M4 is connected with the mooring bollard S1 through the steel wire rope and a tackle pulley set, and the steel wire rope is tensioned and loosened through a winch C1;
the anchor block M5 is directly connected with the mooring bollard S1 through a steel wire rope, the anchor block M5 is connected with the mooring bollard D4 through the steel wire rope and a tackle pulley set, and the steel wire rope is tensioned and loosened through a winch C4;
the anchor block M6 is directly connected with the mooring bollard S2 through a steel wire rope, the anchor block M6 is connected with the mooring bollard D4 through the steel wire rope and a tackle pulley set, and the steel wire rope is tensioned and loosened through a winch C3;
anchor block a1 is connected to winch C5, and the wireline of winch C5 is connected to bollard S3.
Anchor block a2 is connected to winch C6, and the wireline of winch C6 is connected to bollard S4.
According to the anchoring layout structure of the narrow inland river immersed tube depositing method, M3-M8 are intensively arranged in a 1/2 area of the tube joint 1 longitudinally close to the center of water flow, A1 and A2 are arranged at the tail end of the tube joint 1 longitudinally far away from the center of water flow, so that the head end of the tube joint 1 close to the center of water flow can keep a stable anchoring state under the action of water flow impact, and anchoring forces in different directions are formed on the tube joint 1 through the anchor cable mechanisms, and the position of the tube joint 1 is ensured to be stable during depositing.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A method for depositing immersed tubes in a narrow inland river is characterized in that tube joints (1) are deposited in a river channel (2) and anchored in an immersed tube foundation tank (3) or a dock entrance floating channel (4).
2. A narrow inland river sinking conduit according to claim 1, characterized in that, when said conduit section (1) is anchored in the sinking conduit foundation (3), said conduit section (1) is anchored longitudinally downwind using at least two mooring means, at least two of said mooring means being symmetrically arranged in the longitudinal direction of said conduit section (1).
3. The method for depositing narrow inland river sinking conduit according to claim 1, characterized in that, when said pipe section (1) is anchored in the dock drift (4), said pipe section (1) is longitudinally facing the water flow, and at least four mooring means are used for anchoring, at least four of said mooring means being symmetrically arranged with respect to the longitudinal direction of said pipe section (1).
4. A narrow inland river immersed tube deposition method according to claim 2 or 3, characterized in that said tube section (1) is connected with at least two spare anchors (5), at least two of said spare anchors (5) being symmetrically arranged with respect to the longitudinal direction of said tube section (1).
5. A method for hosting a narrow inland river immersed tube according to claim 2 or 3, characterized in that said pipe section (1) is connected with at least two shore controlled earth anchors (6), said shore controlled earth anchors (6) being placed above the water surface, at least two of said shore controlled earth anchors (6) being placed symmetrically with respect to the longitudinal direction of said pipe section (1).
6. A narrow inland river immersed tube depositing method according to claim 2 or 3, characterized in that each said anchor line means comprises an anchor block (7) and at least one cable (8), the middle of said cable (8) being connected to said anchor block (7), or said anchor line means comprises an anchor block (7) and more than two cables (8), each said cable (8) being connected to said anchor block (7) respectively.
7. A method for depositing narrow inland river sinking pipe according to claim 6, characterized in that, at least two mooring bollards (9) are respectively arranged at the longitudinal end and middle of the side wall of the pipe section (1), and one mooring bollards (9) is respectively connected to the end of each mooring rope (8), so that the triangular wing area can be formed after each mooring rope mechanism is connected with the pipe section (1).
8. The narrow inland river sinking duct deposition method according to claim 7, characterized in that, when said pipe section (1) is moored in the dock entrance drift lane (4), the triangular wing section area formed by at least two of said mooring means located on one longitudinal side of said pipe section (1) partially overlaps.
9. A method for hosting a narrow inland river immersed tube according to claim 6, characterized in that between said pipe section (1) and said cable (8) there are provided adjusting means, which are connected to said pipe section and said cable (8), respectively, for adjusting the length of said cable (8) between said pipe section (1) and said anchor block (7).
10. The narrow inland river immersed tube depositing method as claimed in claim 9, wherein said adjusting mechanism includes a reel cloth slip-case for a book mechanism (10) and a pulley mechanism (20), said reel cloth slip-case for a book mechanism (10) is used for reel 24089of said cable (8), said cable (8) is threaded on said pulley mechanism (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111189039.9A CN113879464A (en) | 2021-10-12 | 2021-10-12 | Narrow inland river immersed tube depositing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111189039.9A CN113879464A (en) | 2021-10-12 | 2021-10-12 | Narrow inland river immersed tube depositing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113879464A true CN113879464A (en) | 2022-01-04 |
Family
ID=79006357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111189039.9A Pending CN113879464A (en) | 2021-10-12 | 2021-10-12 | Narrow inland river immersed tube depositing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113879464A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090103365A (en) * | 2008-03-28 | 2009-10-01 | 박정일 | A Immersed Tunnel passing through the Riverbed of the Grand Canal and the Construction Method of the Tunnel |
| CN203129178U (en) * | 2013-01-10 | 2013-08-14 | 中交一航局第二工程有限公司 | Ultra-large type immersed tube stranded cable undock system |
| CN105604093A (en) * | 2016-03-18 | 2016-05-25 | 中铁隧道集团二处有限公司 | Floating transportation construction method of immersed tube method tunnel pipe joint along foundation trench under high-flow-speed condition |
| CN207130773U (en) * | 2017-08-31 | 2018-03-23 | 中交第二航务工程局有限公司 | A kind of support meanss of immersed tube storage |
| CN112158730A (en) * | 2020-10-20 | 2021-01-01 | 交通运输部广州打捞局 | Mooring system for sinking pipe joints |
| CN112323715A (en) * | 2020-11-09 | 2021-02-05 | 交通运输部广州打捞局 | Pipe joint transportation method |
| CN112487529A (en) * | 2020-11-26 | 2021-03-12 | 交通运输部广州打捞局 | Pipe joint bottom-setting storage method |
| CN213569202U (en) * | 2020-10-20 | 2021-06-29 | 交通运输部广州打捞局 | Mooring system for sinking pipe joints |
-
2021
- 2021-10-12 CN CN202111189039.9A patent/CN113879464A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090103365A (en) * | 2008-03-28 | 2009-10-01 | 박정일 | A Immersed Tunnel passing through the Riverbed of the Grand Canal and the Construction Method of the Tunnel |
| CN203129178U (en) * | 2013-01-10 | 2013-08-14 | 中交一航局第二工程有限公司 | Ultra-large type immersed tube stranded cable undock system |
| CN105604093A (en) * | 2016-03-18 | 2016-05-25 | 中铁隧道集团二处有限公司 | Floating transportation construction method of immersed tube method tunnel pipe joint along foundation trench under high-flow-speed condition |
| CN207130773U (en) * | 2017-08-31 | 2018-03-23 | 中交第二航务工程局有限公司 | A kind of support meanss of immersed tube storage |
| CN112158730A (en) * | 2020-10-20 | 2021-01-01 | 交通运输部广州打捞局 | Mooring system for sinking pipe joints |
| CN213569202U (en) * | 2020-10-20 | 2021-06-29 | 交通运输部广州打捞局 | Mooring system for sinking pipe joints |
| CN112323715A (en) * | 2020-11-09 | 2021-02-05 | 交通运输部广州打捞局 | Pipe joint transportation method |
| CN112487529A (en) * | 2020-11-26 | 2021-03-12 | 交通运输部广州打捞局 | Pipe joint bottom-setting storage method |
Non-Patent Citations (3)
| Title |
|---|
| 中铁隧道集团二处有限公司: "内河大流速高位差沉管隧道的五大关键", 《中国公路》 * |
| 吴能森等: "《地下工程结构》", 28 February 2015, 武汉理工大学出版社 * |
| 李志军等: "中国沉管法隧道典型工程实例及技术创新与展望", 《隧道建设（中英文）》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109506044B (en) | Submarine oil pipeline construction process | |
| US4661014A (en) | Prefabricated civil engineering module, method for the construction of a structure including said module and resulting structure | |
| CN101280862B (en) | Seabed PE pipe rim spreading and imbedding construction method | |
| CN106592633A (en) | Sunken tube tunnel construction system and construction technology | |
| CN101487258B (en) | Bearing rope anchor of cable crane and its construction method | |
| CN110924864A (en) | Directional drilling traction construction method for offshore water delivery pipeline | |
| CN109552563B (en) | Precise positioning method for barge | |
| CN111254979B (en) | Cable anchor system of underwater cable-stayed suspension tunnel | |
| CN111424716A (en) | Oblique-pulling anchorage type suspension tunnel structure with relay extension of artificial island | |
| CN113879464A (en) | Narrow inland river immersed tube depositing method | |
| CN210766913U (en) | High-pressure rotary spraying anchor cable structure for resisting floating of building | |
| CN113585343A (en) | Cable-stayed suspension tunnel with cable flow pier and construction method thereof | |
| CN210564550U (en) | Tunnel anti-heave reinforcing structure tensioned by steel strands | |
| CN111424714B (en) | Guy cable anchorage system of diagonal-pulling anchorage type suspended tunnel with relay extension of artificial island | |
| CN212715000U (en) | Steel cofferdam positioning system in deep water | |
| CN117090243A (en) | Floating assisting structure for reducing draft of immersed tube section and installation method thereof | |
| CN218116307U (en) | Flow control component of navigation hole | |
| CN110307004B (en) | Tunnel anti-sinking reinforcing structure stretched by steel strands and construction method | |
| CN220789745U (en) | Linear winch ground anchor | |
| CN113175017B (en) | Construction process for sinking pipe of large-depth underwater water supply pipe | |
| CN220565238U (en) | Pile anchor and inner support combined supporting system suitable for large-height-difference deep foundation pit | |
| CN213142970U (en) | Diversion open channel structure suitable for soft soil foundation | |
| CN111424719B (en) | Artificial island pipe joint external supply system for relay extension of suspended tunnel | |
| CN220318483U (en) | River channel sectional guiding anchoring type oil fence device | |
| CN212273256U (en) | Submarine pipe row laying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220104 |
|
| RJ01 | Rejection of invention patent application after publication |