CN111395397A - Bending type immersed tube anti-deformation structure and construction method - Google Patents
Bending type immersed tube anti-deformation structure and construction method Download PDFInfo
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- CN111395397A CN111395397A CN202010203649.9A CN202010203649A CN111395397A CN 111395397 A CN111395397 A CN 111395397A CN 202010203649 A CN202010203649 A CN 202010203649A CN 111395397 A CN111395397 A CN 111395397A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/063—Tunnels submerged into, or built in, open water
- E02D29/073—Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/08—Sinking workpieces into water or soil inasmuch as not provided for elsewhere
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0061—Production methods for working underwater
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Abstract
The invention discloses a bending type immersed tube anti-deformation structure and a construction method, belonging to the field of immersed tubes, and the bending type immersed tube anti-deformation structure comprises an immersed tube body, wherein the immersed tube body comprises a first tube section and a second tube section, and an included angle between the first tube section and the second tube section is an acute angle; the first pipe section and the second pipe section are both sleeved with distance adjusting mechanisms, and the distance adjusting mechanisms can move along the axial direction of the first pipe section and the second pipe section; each distance adjusting mechanism is connected with a counterweight buoyancy tank, and an included angle between each counterweight buoyancy tank and the axis of each first pipe section and the axis of each second pipe section is adjustable. The buoyancy of the counterweight buoyancy tank is perpendicular to the plane of the counterweight buoyancy tank, the position of the counterweight buoyancy tank on the immersed tube body and the included angle between the counterweight buoyancy tank and the immersed tube body are changed, and the angle of the immersed tube during immersion can be changed, so that the counterweight buoyancy tank is stressed uniformly and is not easy to bend and deform during immersion.
Description
Technical Field
The invention relates to the field of immersed tubes, in particular to a bending type immersed tube anti-deformation structure and a construction method.
Background
The floating box hanging and sinking method is a new pipe section sinking method. Usually, 4 square buoyancy tanks are placed above a pipe section, the pipe section is directly hung by a hanging rope, the buoyancy tanks are divided into a front group and a rear group, two buoyancy tanks in each group are connected into a whole by steel trusses, the buoyancy tanks in each group are positioned by anchor ropes, and a hoisting winch and a buoyancy tank positioning winch are arranged on the tops of the buoyancy tanks. The positioning of the pipe section needs to be additionally drawn by anchor cables at the left, the right, the front and the back of the pipe section, and the positioning winch is arranged at the top of the positioning tower. The main feature of this settling method is that the equipment is simple and it is suitable for large and medium-sized pipe sections with width over 20 m.
Chinese patent publication No. CN104676108A discloses a design method of a sea-crossing steel immersed tube. The design method of the sea-crossing steel immersed tube comprises the following steps: (1) the sea-crossing steel immersed tube comprises two upper bending sections and two lower bending sections with the same curvature radius on the same plane, and pipeline line arrangement is determined according to seabed terrain; (2) calculating a design curvature radius: calculating a designed curvature radius according to the strength and the stress characteristic of the pipeline material and the specification, and determining the arc length of an upper bending section and a lower bending section according to pipeline line arrangement and the designed curvature radius; (3) digging a base groove matched with the pipeline on the seabed based on pipeline line arrangement and design curvature radius; (4) and constructing the dragging pipeline, and ensuring that the curvature radius of the pipeline after sinking is equal to the designed curvature radius.
When the immersed tube is installed, the place where a water area is connected with land is used for better connection, the immersed tube at the position needs to be manufactured into a bent integrated pipeline, the outer wall of the pipeline can be coated for rust prevention, and the bent immersed tube is easy to deform during installation so that the coating is easy to fall off, and the quality of the immersed tube is damaged.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the bending type immersed tube deformation-preventing structure, wherein the sinking angle of the immersed tube body is changed during installation, so that the immersed tube is uniformly stressed and is not easy to deform, and the installation quality of the immersed tube is ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a bending type immersed tube deformation prevention structure which comprises an immersed tube body, wherein the immersed tube body comprises a first tube section and a second tube section, and an included angle between the first tube section and the second tube section is an acute angle; the first pipe section and the second pipe section are both sleeved with distance adjusting mechanisms, and the distance adjusting mechanisms can move along the axial direction of the first pipe section and the second pipe section; each distance adjusting mechanism is connected with a counterweight buoyancy tank, and an included angle between each counterweight buoyancy tank and the axis of each first pipe section and the axis of each second pipe section is adjustable.
The invention has the preferable technical scheme that the distance adjusting mechanism comprises two parallel mounting rings, a plurality of guide wheels are arranged on the inner sides of the mounting rings, matched guide ridge grooves are formed in the lower side of the immersed tube body, the guide wheels on the lower side move along the length direction of the guide ridge grooves, and the rest guide wheels are abutted against the side wall of the immersed tube body.
The invention has the preferable technical scheme that the distance adjusting mechanism also comprises two waterproof motors, a fixed platform is arranged between the two mounting rings, and the two waterproof motors are both fixed on the fixed platform; the two ends and the turning part of the immersed tube body are provided with connecting seats, and the two waterproof motors are respectively connected with the two connecting seats on the two sides of the immersed tube body through cables.
The invention has the preferable technical scheme that two connecting rods are arranged below one side of the counterweight buoyancy tank, the other ends of the two connecting rods are fixedly connected with a rotating shaft, a mounting support is arranged on the outer side of the mounting ring in a matched mode, the rotating shaft is rotatably connected with the mounting support, and a telescopic device is arranged below the other side of the counterweight buoyancy tank.
The invention has the preferable technical scheme that the telescopic device comprises a waterproof telescopic rod, one end of the waterproof telescopic rod is fixed on the lower side of the counterweight buoyancy tank, the other end of the waterproof telescopic rod is provided with a connecting shaft, the outer side of the mounting ring is provided with a sliding support, the sliding support is provided with a long groove, and the connecting shaft is rotatably connected in the long groove and can move along the length direction of the long groove.
The invention preferably adopts the technical scheme that a plurality of fixing rods are arranged between the two mounting rings.
The invention preferably adopts the technical scheme that the installation directions of the two waterproof motors are opposite to connect the connecting seats from two sides so as to balance the transmission force.
A construction method of a bending type immersed tube anti-deformation structure comprises the following steps of S00: welding a guide ridge groove and a connecting seat on the outer side of the immersed tube body, and then arranging an antirust coating on the outer side of the whole immersed tube body; step S10: welding the two mounting rings together through a fixing rod, welding a fixing platform at the same time, welding a mounting support and a sliding connection support on the mounting rings, fixing the two waterproof motors on the fixing platform, respectively sleeving the welded mounting rings into the first pipe section and the second pipe section, and then connecting an output shaft of the waterproof motor and the connecting seat through a cable; step S20: hoisting the immersed tube body with the mounting ring mounted to the water surface, and completing the connection of the counterweight buoyancy tanks in the water; step S30: starting the waterproof motor to adjust the position of the counterweight buoyancy tank, and adjusting the length of the waterproof telescopic rod simultaneously, so that when the counterweight buoyancy tank is in a horizontal state, the axial directions of the first pipe section and the second pipe section and the horizontal line direction form an isosceles triangle; step S40: the buoyancy of the counterweight buoyancy tank is changed, so that the immersed tube slowly sinks, and meanwhile, the ship crane is adopted for matching placement, and the waterproof motor and the waterproof telescopic rod can be adjusted according to the stress condition of the immersed tube body when the immersed tube body descends; step S50: in the sinking pipe placing stage, the waterproof telescopic motor of the first pipe section is extended, the waterproof telescopic motor of the second pipe section is shortened, and meanwhile, the buoyancy of the counterweight buoyancy tank is changed, so that the sinking pipe body reaches the angle required to be installed, and then the placing is completed; step S60: and cutting and detaching the mounting ring, lifting the mounting ring by a boat crane, and fixing the immersed tube body.
The invention has the beneficial effects that:
the invention provides a bending type immersed tube deformation prevention structure which comprises an immersed tube body, wherein the immersed tube body comprises a first tube section and a second tube section, and an included angle between the first tube section and the second tube section is an acute angle; the first pipe section and the second pipe section are both sleeved with distance adjusting mechanisms, and the distance adjusting mechanisms can move along the axial direction of the first pipe section and the second pipe section; each distance adjusting mechanism is connected with a counterweight buoyancy tank, and an included angle between each counterweight buoyancy tank and the axis of each first pipe section and the axis of each second pipe section is adjustable. The buoyancy of the counterweight buoyancy tank is perpendicular to the plane of the counterweight buoyancy tank, the position of the counterweight buoyancy tank on the immersed tube body and the included angle between the counterweight buoyancy tank and the immersed tube body are changed, and the angle of the immersed tube during immersion can be changed, so that the counterweight buoyancy tank is stressed uniformly and is not easy to bend and deform during immersion.
Drawings
Fig. 1 is a schematic view of an overall structure of a bending type immersed tube deformation prevention structure provided in an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1 provided in accordance with an embodiment of the present invention;
fig. 3 is a schematic view of an end face structure of a bending type immersed tube deformation prevention structure according to an embodiment of the present invention;
in the figure:
1. a immersed tube body; 11. a first tube section; 12. a second tube section; 13. a guide ridge groove; 14. a connecting seat; 21. fixing the rod; 22. a fixed platform; 23. mounting a support; 24. a guide wheel; 3. a counterweight buoyancy tank; 31. a connecting rod; 32. a rotating shaft; 4. a distance adjusting mechanism; 41. a waterproof motor; 42. a mounting ring; 5. a telescoping device; 51. a waterproof telescopic rod; 52. a sliding connection support; 511. a connecting shaft; 521. a long groove.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1, the bending type immersed tube deformation prevention structure provided in this embodiment includes an immersed tube body 1, where the immersed tube body 1 includes a first tube section 11 and a second tube section 12, and an included angle between the first tube section 11 and the second tube section 12 is an acute angle; the first pipe section 11 and the second pipe section 12 are both sleeved with a distance adjusting mechanism 4, and the distance adjusting mechanism 4 can move along the axial direction of the first pipe section 11 and the second pipe section 12; every all be connected with counter weight flotation tank 3 on the roll adjustment mechanism 4, counter weight flotation tank 3 with first pipeline section 11 with the contained angle is adjustable between the 12 axes of second pipeline section. Because the buoyancy of counter weight flotation tank 3 is perpendicular to its plane, when sinking, through changing the different positions of roll adjustment mechanism 4 at first pipeline section 11 and second pipeline section 12, adjust the buoyancy size of two counter weight flotation tanks 3 simultaneously, make can change the height position that first pipeline section 11 and second pipeline section 12 are connected with collar 42 position, thereby change the spatial position when sinking of immersed tube body 1, make immersed tube body 1 atress even when sinking, difficult production deformation leads to the anticorrosive coating to damage. And meanwhile, the included angle between the counterweight buoyancy tank 3 and the immersed tube body 1 is adjusted through the waterproof telescopic rod 51, so that the direction of the acting force is changed, and the posture of the immersed tube body 1 can be further corrected in an auxiliary manner.
Preferably, the distance adjusting mechanism 4 comprises two side-by-side mounting rings 42, and a plurality of fixing rods 21 are arranged between the two mounting rings 42. A plurality of guide wheels 24 are arranged on the inner side of the mounting ring 42, a matched guide ridge groove 13 is arranged on the lower side of the immersed tube body 1, the guide wheels 24 on the lower side move along the length direction of the guide ridge groove 13, and the rest guide wheels 24 are abutted against the side wall of the immersed tube body 1. When sinking, the atress is great on immersed tube body 1 downside, can all concentrate the effort in leading arris strip groove 13 through setting up leading arris strip groove 13 to make immersed tube body 1 other places non-deformable, the restriction collar 42 that leading arris strip groove 13 can also be fine simultaneously makes it can only remove along leading arris strip groove 13 length direction, can not produce the rotation. Meanwhile, the guide rib grooves 13 can also have better effect with a foundation after the immersed tube body 1 is installed, and the installation strength is improved.
Preferably, the distance adjusting mechanism 4 further comprises two waterproof motors 41, and the two waterproof motors 41 are installed in opposite directions to connect the connecting bases 14 from two sides, so that the transmission force is balanced. A fixed platform 22 is arranged between the two mounting rings 42, and the two waterproof motors 41 are both fixed on the fixed platform 22; the two ends and the turning part of the immersed tube body 1 are provided with connecting seats 14, and the two waterproof motors 41 are respectively connected with the two connecting seats 14 on the two sides through cables. The waterproof motor 41 of the first pipe section 11 close to the pipe end surface is connected with the connecting seat 14 at the pipe end surface from one side of the fixed platform 22, and the waterproof motor 41 of the first pipe section 11 close to the turning position is connected with the connecting seat 14 at the turning position from the other side of the fixed platform 22. The same applies to the connection of the second pipe section 12. When the collar 42 is adjusted to needs and the department of bending is removed, be close to the waterproof motor 41 rotation of the department of bending and shorten the hawser, another waterproof motor 41 is put the hawser long, when the effect, the effort of two waterproof motors 41 is not on same straight line to can produce some torsional force, this torsional force can with the motor effect with the produced torsional force interact in collar 42 one side, thereby make collar 42 atress more balanced.
Preferably, one side below of counter weight flotation tank 3 is provided with two connecting rods 31, two the other end fixedly connected with pivot 32 of connecting rod 31, the outside of collar 42 sets up the assorted erection support 23, pivot 32 with erection support 23 rotates to be connected, the opposite side below of counter weight flotation tank 3 is provided with telescoping device 5. Further, the telescopic device 5 includes a waterproof telescopic rod 51, one end of the waterproof telescopic rod 51 is fixed to the lower side of the counterweight buoyancy tank 3, the other end of the waterproof telescopic rod 51 is provided with a connecting shaft 511, the outer side of the mounting ring 42 is provided with a sliding support 52, the sliding support 52 is provided with a long groove 521, and the connecting shaft 511 is rotatably connected to the long groove 521 and can move along the length direction of the long groove 521. When adjusting the contained angle of counter weight flotation tank 3 and first pipeline section 11 or second pipeline section 12, change the length of waterproof telescopic link 51, the connecting axle 511 of waterproof telescopic link 51 will slide along the length direction of rectangular groove 521, the pivot 32 of the 3 other ends of counter weight flotation tank can corresponding rotation simultaneously, the buoyancy perpendicular to its plane of counter weight flotation tank 3, the contained angle that changes counter weight flotation tank 3 and immersed tube body 1 can provide the effort of equidirectional not, thereby can conveniently change the gesture of immersed tube body 1, make the atress even when sinking, difficult buckling damage.
A construction method of a bending type immersed tube anti-deformation structure comprises the following steps of S00: welding a guide ridge groove 13 and a connecting seat 14 on the outer side of the immersed tube body 1, and then arranging an antirust coating on the outer side of the whole immersed tube body 1; step S10: the two mounting rings 42 are welded together through the fixing rod 21, the fixing platform 22 is welded at the same time, the mounting support 23 and the sliding connection support 52 are welded on the mounting rings 42, the two waterproof motors 41 are fixed on the fixing platform 22, the welded mounting rings 42 are respectively sleeved into the first pipe section 11 and the second pipe section 12, and then the output shafts of the waterproof motors 41 and the connecting seat 14 are connected through cables; step S20: hoisting the immersed tube body 1 with the installation ring 42 installed to the water surface, and completing the connection of the counterweight buoyancy tanks 3 in the water; step S30: starting the waterproof motor 41 to adjust the position of the counterweight buoyancy tank 3 and simultaneously adjusting the length of the waterproof telescopic rod 51, so that when the counterweight buoyancy tank 3 is in a horizontal state, the axial directions of the first pipe section 11 and the second pipe section 12 and the horizontal line direction form an isosceles triangle; step S40: the buoyancy of the counterweight buoyancy tank 3 is changed, so that the immersed tube slowly sinks, and meanwhile, the immersed tube is placed in a ship crane in a matching way, and the waterproof motor 41 and the waterproof telescopic rod 51 can be adjusted according to the stress condition of the immersed tube body 1 when the immersed tube descends; step S50: in the sinking pipe placing stage, the waterproof telescopic motor of the first pipe section 11 is extended, the waterproof telescopic motor of the second pipe section 12 is shortened, and meanwhile, the buoyancy of the counterweight buoyancy tank 3 is changed, so that the sinking pipe body 1 reaches the angle required to be installed, and then the placing is completed; step S60: the mounting ring 42 is cut and removed, lifted by a boat crane, and the immersed tube body 1 is fixed.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (8)
1. The bending type immersed tube anti-deformation structure comprises an immersed tube body (1), wherein the immersed tube body (1) comprises a first tube section (11) and a second tube section (12), and an included angle between the first tube section (11) and the second tube section (12) is an acute angle; the method is characterized in that:
the first pipe section (11) and the second pipe section (12) are both sleeved with distance adjusting mechanisms (4), and the distance adjusting mechanisms (4) can move along the axial direction of the first pipe section (11) and the second pipe section (12);
every all be connected with counter weight flotation tank (3) on roll adjustment mechanism (4), counter weight flotation tank (3) with first pipe section (11) with contained angle is adjustable between second pipe section (12) axis.
2. The bending type immersed tube deformation preventing structure according to claim 1, which is characterized in that:
roll adjustment mechanism (4) include two collar (42) side by side, collar (42) inboard is provided with a plurality of leading wheel (24), immersed tube body (1) downside is provided with direction arris strip groove (13) that match, and the downside leading wheel (24) are followed direction arris strip groove (13) length direction removes, all the other leading wheel (24) with immersed tube body (1) lateral wall offsets.
3. The bending type immersed tube deformation preventing structure according to claim 2, wherein:
the distance adjusting mechanism (4) further comprises two waterproof motors (41), a fixed platform (22) is arranged between the two mounting rings (42), and the two waterproof motors (41) are fixed on the fixed platform (22);
the two ends and the turning part of the immersed tube body (1) are respectively provided with a connecting seat (14), and the two waterproof motors (41) are respectively connected with the two connecting seats (14) at the two sides through cables.
4. The bending type immersed tube deformation preventing structure according to claim 1, which is characterized in that:
one side below of counter weight flotation tank (3) is provided with two connecting rods (31), two the other end fixedly connected with pivot (32) of connecting rod (31), the outside of collar (42) sets up the matched erection support (23) that has, pivot (32) with erection support (23) rotate to be connected, the opposite side below of counter weight flotation tank (3) is provided with telescoping device (5).
5. The bending type immersed tube deformation preventing structure according to claim 1, which is characterized in that:
telescoping device (5) are including waterproof telescopic link (51), the one end of waterproof telescopic link (51) is fixed in the downside of counter weight flotation tank (3), the other end of waterproof telescopic link (51) is provided with connecting axle (511), the outside of collar (42) is provided with sliding connection support (52), be provided with rectangular groove (521) on sliding connection support (52), connecting axle (511) rotate connect in rectangular groove (521), and can follow the length direction removal in rectangular groove (521).
6. The bending type immersed tube deformation preventing structure according to claim 2 or 3, which is characterized in that:
a plurality of fixing rods (21) are arranged between the two mounting rings (42).
7. The bending type immersed tube deformation preventing structure according to claim 3, wherein:
the two waterproof motors (41) are installed in opposite directions to connect the connection sockets (14) from both sides so that the driving force is balanced.
8. A construction method of a bending type immersed tube anti-deformation structure is characterized by comprising the following steps:
step S00: welding a guide ridge groove (13) and a connecting seat (14) on the outer side of the immersed tube body (1), and then arranging an antirust coating on the outer side of the whole immersed tube body (1);
step S10: welding two mounting rings (42) together through a fixing rod (21), welding a fixing platform (22) at the same time, welding a mounting support (23) and a sliding connection support (52) on the mounting rings (42), fixing two waterproof motors (41) on the fixing platform (22), respectively sleeving the welded mounting rings (42) into a first pipe section (11) and a second pipe section (12), and then connecting an output shaft of the waterproof motor (41) with a connecting seat (14) through a cable;
step S20: hoisting the immersed tube body (1) with the mounting ring (42) to the water surface, and completing the connection of the counterweight buoyancy tanks (3) in the water;
step S30: the position of the counterweight buoyancy tank (3) is adjusted by starting the waterproof motor (41), and the length of the waterproof telescopic rod (51) is adjusted at the same time, so that when the counterweight buoyancy tank (3) is in a horizontal state, the axial directions of the first pipe section (11) and the second pipe section (12) and the horizontal line direction form an isosceles triangle;
step S40: the buoyancy of the counterweight buoyancy tank (3) is changed, so that the immersed tube slowly sinks, and meanwhile, the immersed tube is placed in a ship crane in a matching way, and the waterproof motor (41) and the waterproof telescopic rod (51) can be adjusted according to the stress condition of the immersed tube body (1) when the immersed tube descends;
step S50: in the immersed tube placing stage, the waterproof telescopic motor of the first tube section (11) is extended, the waterproof telescopic motor of the second tube section (12) is shortened, and meanwhile, the buoyancy of the counterweight buoyancy tank (3) is changed, so that the immersed tube body (1) reaches the angle required to be installed, and then the immersed tube placing is completed;
step S60: and cutting and detaching the mounting ring (42), lifting the mounting ring by a boat crane, and fixing the immersed tube body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203649.9A CN111395397B (en) | 2020-03-20 | 2020-03-20 | Construction method of bending type immersed tube anti-deformation structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010203649.9A CN111395397B (en) | 2020-03-20 | 2020-03-20 | Construction method of bending type immersed tube anti-deformation structure |
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| Publication Number | Publication Date |
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| CN111395397A true CN111395397A (en) | 2020-07-10 |
| CN111395397B CN111395397B (en) | 2021-11-30 |
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| CN202010203649.9A Active CN111395397B (en) | 2020-03-20 | 2020-03-20 | Construction method of bending type immersed tube anti-deformation structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235657A (en) * | 2021-04-30 | 2021-08-10 | 四川水建建设工程有限公司 | Heavy-caliber immersed tube assembly and immersed tube method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399044A (en) * | 2002-08-27 | 2003-02-26 | 上海隧道工程股份有限公司 | Construction process of flexible shockproof joint for deposited pipe tunnel |
| CN201056694Y (en) * | 2007-06-25 | 2008-05-07 | 中国建筑第七工程局有限公司 | Sinking pipe pile head |
| CN102720211A (en) * | 2012-05-29 | 2012-10-10 | 中交一航局第二工程有限公司 | Wedge type bottom-end deviation fine-rectifying system for immersed pipe and rectifying process of wedge type bottom-end deviation fine-rectifying system |
| CN104676108A (en) * | 2015-03-18 | 2015-06-03 | 广东省水利电力勘测设计研究院 | Designing method for sea-crossing steel sinking pipeline |
| CN204738311U (en) * | 2015-04-24 | 2015-11-04 | 上海市隧道工程轨道交通设计研究院 | Immersed tube butt joint guider |
-
2020
- 2020-03-20 CN CN202010203649.9A patent/CN111395397B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399044A (en) * | 2002-08-27 | 2003-02-26 | 上海隧道工程股份有限公司 | Construction process of flexible shockproof joint for deposited pipe tunnel |
| CN201056694Y (en) * | 2007-06-25 | 2008-05-07 | 中国建筑第七工程局有限公司 | Sinking pipe pile head |
| CN102720211A (en) * | 2012-05-29 | 2012-10-10 | 中交一航局第二工程有限公司 | Wedge type bottom-end deviation fine-rectifying system for immersed pipe and rectifying process of wedge type bottom-end deviation fine-rectifying system |
| CN104676108A (en) * | 2015-03-18 | 2015-06-03 | 广东省水利电力勘测设计研究院 | Designing method for sea-crossing steel sinking pipeline |
| CN204738311U (en) * | 2015-04-24 | 2015-11-04 | 上海市隧道工程轨道交通设计研究院 | Immersed tube butt joint guider |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235657A (en) * | 2021-04-30 | 2021-08-10 | 四川水建建设工程有限公司 | Heavy-caliber immersed tube assembly and immersed tube method |
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| CN111395397B (en) | 2021-11-30 |
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