CN115748590A - Deep water mold bag concrete structure for wharf front protection bottom and construction method thereof - Google Patents
Deep water mold bag concrete structure for wharf front protection bottom and construction method thereof Download PDFInfo
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- CN115748590A CN115748590A CN202211371100.6A CN202211371100A CN115748590A CN 115748590 A CN115748590 A CN 115748590A CN 202211371100 A CN202211371100 A CN 202211371100A CN 115748590 A CN115748590 A CN 115748590A
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The invention discloses a deep water mould bag concrete structure for protecting bottom at wharf frontier, comprising: the template bag panel is flatly paved on a foundation bed at the front edge of a wharf, one end of the template bag panel is connected with the sheet pile wall, and the other end of the template bag panel is paved in the excavated toe groove; concrete is poured into the die bag panel, and the sheet pile wall is vertically arranged; the supporting bag is filled in the gap between the mould bag panel and the sheet pile wall, and concrete is poured into the supporting bag; the deep water mold bag concrete is convenient and fast to construct underwater, is simple to operate, can complete all underwater operations by 2 divers, can be quickly and conveniently constructed on the bed surface of the front edge of the deep water wharf with the water depth of 20m, completes the protection of the bed surface of the front edge of the wharf, and prevents a propeller from stirring to wash a foundation bed at the bottom of the berth in the process of berthing of a ship.
Description
Technical Field
The invention relates to the field of mould bag concrete structures. More particularly, the present invention relates to a deep water form bag concrete structure for dock front bottom protection and a construction method thereof.
Background
In the process of offshore engineering construction, the mould bag concrete can be tightly attached to the ground after being solidified and has good integrity, so that the mould bag concrete is widely applied to slope protection structures of seacoasts, lakes and rivers. Meanwhile, the surface of the mould bag concrete is provided with a streamline structure, so that the effects of reducing water flow resistance and reducing water pressure can be achieved, and the mould bag concrete also has more applications in slope protection and bottom protection engineering of intertidal zones. However, from the practical engineering application situation of the traditional mould bag concrete, the water depth of the structure is basically less than 15m at home and abroad no matter the structure is a river and lake revetment or a near bank bottom protection structure. With the increasing of open sea deep water port and wharf engineering, a bottom protection and bank protection slope protection structure and a construction method aiming at open sea deep water environment are urgently needed to be found.
In summary, a deep water mold bag concrete structure for protecting the bottom of the wharf front and a construction method thereof need to be developed, so that the bed surface of the wharf front is protected from being washed, and the stability of the whole wharf structure is maintained.
Disclosure of Invention
To achieve these objects and other advantages in accordance with the purpose of the invention, in one aspect, a preferred embodiment of the present invention provides a deep water mold bag concrete structure for a dockside bottom guard, comprising:
the template bag panel is flatly paved on a foundation bed at the front edge of a wharf, one end of the template bag panel is connected with the sheet pile wall, and the other end of the template bag panel is paved in the excavated toe groove; concrete is poured into the die bag panel, and the sheet pile wall is vertically arranged;
the supporting bag is filled in the gap between the mould bag panel and the sheet pile wall, and concrete is poured into the supporting bag; and
the slope toe block stone is pressed at one end, located at the slope toe groove, of the mould bag panel.
According to a preferred embodiment of the present invention, in the deep water form bag concrete structure for wharf front bottom protection, the height of the support bag is slightly higher than that of the form bag panel after the concrete is poured.
According to a preferred embodiment of the present invention, the connection between the mould bag panel and the sheet pile wall is realized through a permanent magnet, a limit connection rope and a mould bag reel, wherein the permanent magnet is fixed on the sheet pile wall, the mould bag reel is connected to the mould bag panel, and the permanent magnet and the mould bag reel are connected through the limit connection rope.
According to a preferred embodiment of the invention, the connection between the mould bag panel and the sheet pile wall is realized through temporary limiting piles, limiting connecting ropes and mould bag reels, wherein the temporary limiting piles are inserted into the concave areas of the AZ sheet piles, the mould bag reels are connected to the mould bag panel, and the temporary limiting piles and the mould bag reels are connected through the limiting connecting ropes.
According to a preferred embodiment of the present invention, the mold bag panel is formed by splicing a plurality of mold bags, and adjacent two mold bags are detachably connected by using a zipper.
According to a preferred embodiment of the present invention, a plurality of cuffs are spaced on each of the mold bags, the cuffs are communicated with the inside of the mold bag, and the cuffs are used for filling concrete.
According to a preferred embodiment of the invention, the sleeper strips on the side of the mould bag at the top of the wedge are filled with concrete.
In another aspect, another embodiment of the present invention provides a method for constructing a deep water form bag concrete structure for quay front bottom protection, comprising the steps of:
step S1, fixedly connecting the mould bags positioned at the front ends of the mould bag panels to a sheet pile wall, and then installing subsequent mould bags on the mould bags to ensure that all the mould bags are arranged in a row;
s2, pouring concrete into the mold bags through the cuffs of each mold bag until all the mold bags are filled;
s3, filling a support bag in a gap between the mold bag panel and the sheet pile wall, filling concrete into the support bag, and filling concrete into the gap between the mold bag panel and the sheet pile wall until the elevation of the mold bag is reached, so that the mold bag panel and the sheet pile wall are well connected in a sealing manner;
s4, putting slope toe block stones into the slope toe groove, wherein the slope toe block stones are pressed at one end, located at the slope toe groove, of the mold bag panel;
and S5, mounting the pillow bag filled with concrete on the upper part of the mould bag on the slope in the groove close to the toe stone.
According to a preferred embodiment of the present invention, before the step S1, the following steps are further included:
p1, leveling of bed
And measuring the surface of the foundation bed by using sonar equipment, evaluating whether the surface of the foundation bed meets the requirements of the technical specification on elevation and error, and if the surface of the foundation bed does not meet the construction requirement, continuously excavating and dredging or leveling the surface of the foundation bed by using equipment such as a rake plough and the like until the construction requirement is met.
The invention at least comprises the following beneficial effects:
1. the deep water mold bag concrete for protecting the bottom at the front edge of the wharf can be quickly and conveniently constructed on the bed surface of the front edge of the deep water wharf with the water depth of 20m, the protection of the bed surface at the front edge of the wharf is completed, and the propeller is prevented from stirring to wash the bed at the bottom of the berth in the berthing process of a ship.
2. The deep water mold bag concrete structure for protecting the bottom at the front edge of the wharf is convenient and fast in underwater construction and simple to operate, and all underwater operations can be completed by 2 divers.
3. The deep water mould bag concrete structure of sole protection forms overall structure on the bed surface under water, and stability is good to closely laminate with pier front wall, the scour protection is effectual.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a sectional view illustrating a deep water mold bag concrete structure for wharf front bottom protection according to an embodiment of the present invention;
fig. 2 is a top view of the installation of a deep water mold bag concrete structure for wharf front bottom protection according to an embodiment of the present invention;
FIG. 3 is a schematic view of the connection of a panel of a mold bag to a sheet pile wall according to an embodiment of the present invention;
FIG. 4 is a schematic view of the connection of a panel of a mold bag to a sheet pile wall according to another embodiment of the present invention;
FIG. 5 is a schematic view of a connection of two concrete bags according to another embodiment of the present invention;
FIG. 6 is a schematic view of a concrete connection method of two modules according to another embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships that are based on those shown in the drawings, which are merely for convenience in describing the present disclosure and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus the terms above should not be construed as limiting the present disclosure.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
As shown in fig. 1-2, a deep water mold bag concrete structure for wharf front bottom protection according to the present invention comprises:
the formwork bag panel 1 is flatly paved on a foundation bed at the front edge of a wharf, one end of the formwork bag panel 1 is connected with the sheet pile wall 2, and the other end of the formwork bag panel is paved in an excavated toe groove; concrete is poured into the mould bag panel 1, and the sheet pile wall 2 is vertically arranged;
a support bag 3 filled in the gap between the mould bag panel 1 and the sheet pile wall 2, wherein concrete is poured into the support bag 3; the support bag 3 has a height slightly higher than that of the mould bag panel 1 after the concrete is poured. And
and the toe piece stone 5 is pressed at one end of the die bag panel 1, which is positioned at the toe groove.
In the embodiment, the thickness of the mould bag panel 1 is 25-50 cm, the deepwater mould bag concrete structure can be quickly and conveniently constructed on the bed surface of the front edge of the deepwater wharf with the water depth of 20m, an integral structure tightly attached to the bed surface is formed, and the propeller is effectively prevented from stirring to wash the foundation bed at the bottom of the berth in the ship berthing process.
The sheet pile wall 2 is a vertical wall formed by inserting and driving steel sheet piles.
The slope toe block stones 5 are used for pressing the mold bag concrete slope toe to prevent the mold bag concrete slope toe from being scoured and hollowed under the action of water flow; concrete is filled in the pillow belt 15 at the side of the mould bag at the top of the toe stone, so that the toe stone in the groove is prevented from being brought onto the mould bag by water flow.
Another embodiment provides two ways of connecting the mould bag panels to the sheet pile wall 2,
the first method comprises the following steps: as shown in fig. 3, the connection between the mould bag panel 1 and the sheet pile wall 2 is realized through a permanent magnet 8, a limit connection rope 11 and a mould bag reel 9, wherein the permanent magnet 8 is fixed on the sheet pile wall 2, the mould bag reel 9 is connected on the mould bag panel 1, and the permanent magnet 8 and the mould bag reel 9 are connected through the limit connection rope 11.
And the second method comprises the following steps: as shown in fig. 4, the connection between the mould bag panel 1 and the sheet pile wall 2 is realized by a temporary limiting pile 10, a limiting connection rope 11 and a mould bag reel 9, wherein the temporary limiting pile 10 is inserted into the AZ sheet pile recessed area 7, the mould bag reel 9 is connected to the mould bag panel 1, and the temporary limiting pile 10 and the mould bag reel 9 are connected by the limiting connection rope 11. The temporary limiting pile 10 can be a steel pipe pile or an I-shaped steel.
In another embodiment, the mold bag panel 1 is formed by splicing a plurality of mold bags 110, two adjacent mold bags 110 are detachably connected by using a zipper 13, and the number of the mold bags 110 can be adjusted according to actual requirements, so as to control the length of the mold bag panel 1.
As for the connection method between two adjacent mold bags, there are two ways:
the first method is as follows: before the mould bags are filled with concrete, finishing the laying work of at least 2 mould bags, connecting the two mould bags into a whole through a zipper 13, and filling the concrete into the two mould bags;
the second method comprises the following steps: before the mould bags are filled with concrete, the laying work of 1 mould bag is completed, the zipper connecting cloth belt 14 needs to be arranged and pulled out before the mould bags are filled with the concrete, and the zipper connecting cloth belt 14 is prevented from being pressed under the mould bags after the concrete is filled in the mould bags and cannot be pulled out; after 1 mould bag is filled with concrete, the adjacent mould bag panel (2) is laid, and the connecting cloth belt (14) and the inhaul cable (13) are connected with the formed mould bag concrete (1) through the zipper.
In another embodiment, every be provided with a plurality of cuffs 4 at the interval on the mould bag, cuff 4 with the inside intercommunication of mould bag, cuff 4 is used for supplying the concrete to pour into, and is specific, through inserting the concrete conveyer pipe in cuff 4, accomplishes pouring of mould bag concrete under the water, and the cuff diameter slightly is greater than pump sending concrete conveying pipe external diameter, when filling the concrete, ensures that the conveyer pipe level inserts the mould bag cuff, then ties up with the incidental bandage of mould bag and locks.
In another embodiment, the pillow strips 15 on the side of the mould bag on top of the toe block stone 5 are filled with concrete.
In another aspect, another embodiment of the present invention provides a method for constructing a deep water mold bag concrete structure for wharf front bottom protection, comprising the steps of:
s1, fixedly connecting a mould bag positioned at the front end of a mould bag panel to a sheet pile wall 2, and mounting subsequent mould bags on the mould bag to ensure that all mould bags are arranged in a row;
s2, pouring concrete into the mold bags through the cuffs of each mold bag until all the mold bags are filled;
s3, filling a support bag 3 in a gap between the mold bag panel 1 and the sheet pile wall 2, pouring concrete into the support bag 3, and then pouring concrete into a gap between the mold bag panel 1 and the sheet pile wall 2 until the elevation of the mold bag is reached, so that the mold bag panel 1 and the sheet pile wall 2 are well connected in a sealing manner;
s4, putting a toe block stone 5 into the toe groove, wherein the toe block stone 5 is pressed at one end, located at the toe groove, of the mold bag panel 1;
and S5, arranging the pillow bag filled with concrete close to the toe stone 5 at the upper part of the mould bag on the slope in the groove.
In another embodiment, the method further comprises the following steps before the step S1:
p1, leveling of bed
And measuring the surface of the foundation bed by using sonar equipment, evaluating whether the surface of the foundation bed meets the requirements of the technical specification on elevation and error, and if the surface of the foundation bed does not meet the construction requirement, continuously excavating and dredging or leveling the surface of the foundation bed by using equipment such as a rake plough and the like until the construction requirement is met.
The method also comprises the following steps:
preparing each mould bag as good as possible on land, leveling a vacant land on the land near a wharf, unfolding a mould bag panel, and inserting a steel pipe into a sleeve at the end of the mould bag so as to conveniently control the width of the mould bag in the construction process. And finally, rolling up the mould bag along the length direction of the mould bag by using a plastic pipe, and hoisting the mould bag to the wharf front edge by using a crane for preparation of construction.
And (3) installing a floating platform right above the mould bag concrete construction area as a channel for conveying concrete pipes.
While embodiments of the invention have been described above, it is not intended to be limited to the details shown, described and illustrated herein, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed, and to such extent that such modifications are readily available to those skilled in the art, and it is not intended to be limited to the details shown and described herein without departing from the general concept as defined by the appended claims and their equivalents.
Claims (9)
1. A deep water mold bag concrete structure for wharf front bottom protection, comprising:
the template bag panel is flatly paved on a foundation bed at the front edge of a wharf, one end of the template bag panel is connected with the sheet pile wall, and the other end of the template bag panel is paved in the excavated toe groove; concrete is poured into the die bag panel, and the sheet pile wall is vertically arranged;
the supporting bag is filled in the gap between the mould bag panel and the sheet pile wall, and concrete is poured into the supporting bag; and
the slope toe block stone is pressed at one end, located at the slope toe groove, of the mould bag panel.
2. The deep water mold bag concrete structure for wharf front bottom protection according to claim 1, wherein the support bag has a height slightly higher than that of the mold bag panel after the concrete is poured.
3. The deep water mold bag concrete structure for wharf front bottom protection according to claim 1, wherein the connection between the mold bag panel and the sheet pile wall is achieved through a permanent magnet, a limit connection rope and a mold bag reel, wherein the permanent magnet is fixed on the sheet pile wall, the mold bag reel is connected to the mold bag panel, and the permanent magnet and the mold bag reel are connected through the limit connection rope.
4. The deep water formwork concrete structure for wharf front foundation protection according to claim 1, wherein the connection between the formwork panel and the sheet pile wall is achieved through temporary limiting piles, limiting connection ropes and a formwork reel, wherein the temporary limiting piles are inserted into concave areas of AZ sheet piles, the formwork reel is connected to the formwork panel, and the temporary limiting piles and the formwork reel are connected through the limiting connection ropes.
5. The deep water mold bag concrete structure for wharf front bottom protection according to claim 1, wherein the mold bag panel is formed by splicing a plurality of mold bags with each other, and a zipper is adopted between two adjacent mold bags for realizing detachable connection.
6. The deep water formwork concrete structure for the wharf front bottom protection according to claim 5, wherein a plurality of cuffs are arranged on each formwork bag at intervals, the cuffs are communicated with the insides of the formwork bags, and the cuffs are used for concrete pouring.
7. The deep water mold pocket concrete structure for quayside soffit according to claim 1, wherein a pillow band at a mold pocket side of a top of the toe block stone is filled with concrete.
8. The construction method of the deep water mold pocket concrete structure for quayside soffits according to any one of claims 1 to 7, comprising the steps of:
s1, fixedly connecting a mould bag positioned at the front end of a mould bag panel to a sheet pile wall, and mounting subsequent mould bags on the mould bag to ensure that all mould bags are arranged in a row;
s2, pouring concrete into the mold bags through the cuffs of each mold bag until all the mold bags are filled;
s3, filling a support bag in a gap between the mold bag panel and the sheet pile wall, filling concrete into the support bag, and filling concrete into the gap between the mold bag panel and the sheet pile wall until the elevation of the mold bag is reached, so that the mold bag panel and the sheet pile wall are well connected in a sealing manner;
s4, putting slope toe block stones into the slope toe groove, wherein the slope toe block stones are pressed at one end, located at the slope toe groove, of the mold bag panel;
and S5, installing the pillow bag filled with concrete on the upper part of the mould bag on the slope in the groove close to the toe stone.
9. The construction method of the deep water mold bag concrete structure for the wharf front bottom protection according to claim 1, further comprising the following steps before the step S1:
p1, leveling of bed
And measuring the surface of the foundation bed by using sonar equipment, evaluating whether the surface of the foundation bed meets the requirements of the technical specification on elevation and error, and if the surface of the foundation bed does not meet the construction requirement, continuously excavating and dredging or leveling the surface of the foundation bed by using equipment such as a rake plough and the like until the construction requirement is met.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211371100.6A CN115748590A (en) | 2022-11-03 | 2022-11-03 | Deep water mold bag concrete structure for wharf front protection bottom and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211371100.6A CN115748590A (en) | 2022-11-03 | 2022-11-03 | Deep water mold bag concrete structure for wharf front protection bottom and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115748590A true CN115748590A (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211371100.6A Pending CN115748590A (en) | 2022-11-03 | 2022-11-03 | Deep water mold bag concrete structure for wharf front protection bottom and construction method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN115748590A (en) |
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- 2022-11-03 CN CN202211371100.6A patent/CN115748590A/en active Pending
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