CN216739632U - Underwater grouting packer - Google Patents
Underwater grouting packer Download PDFInfo
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- CN216739632U CN216739632U CN202122495923.7U CN202122495923U CN216739632U CN 216739632 U CN216739632 U CN 216739632U CN 202122495923 U CN202122495923 U CN 202122495923U CN 216739632 U CN216739632 U CN 216739632U
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- sleeve
- bending piece
- pipe pile
- steel pipe
- rubber sheet
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Abstract
The utility model discloses an underwater grouting packer, belonging to the field of offshore wind power engineering, and comprising: the fixing component is arranged on one side, facing the steel pipe pile, of the sleeve and is positioned above the grouting opening; the sealing assembly is arranged on one side, facing the steel pipe pile, of the sleeve and is positioned below the grouting opening; and the rubber sheet is annular, the rubber sheet is arranged between the sleeve and the steel pipe pile, the upper end of the rubber sheet is provided with a connecting part, the connecting part is connected with the sleeve through a fixing component, the lower end of the rubber sheet is provided with a bending part, the bending part is connected with the sleeve in a sealing manner through a sealing component, and a cavity for containing cement paste is formed between the rubber sheet and the sleeve. This grout seals and separates device under water can accomplish installation work on the land, need not to carry on the work of marine packing grout bottom again during the grout, and the grout can automatic triggering accomplishes the packing of grout bottom, and sealed effectual. Construction efficiency is improved when construction safety is guaranteed.
Description
Technical Field
The utility model relates to the field of offshore wind power engineering, in particular to an underwater grouting packer.
Background
With more and more attention paid to the development of clean energy, the development of offshore wind power engineering is more and more rapid. Offshore wind power has advantages such as wind speed is fast, wind-force is stable, do not occupy land resource, when establishing offshore wind power facility foundation, generally can lay the jacket on the sea bed surface to insert in the sleeve of jacket and establish the piling bar, at last grout between sleeve and piling bar, fix piling bar and sleeve together.
The plugging of the grouting bottom is generally performed by diving under water by a diver or performing active plugging by an inflatable packer, but both the two modes require further construction at sea, the operation at sea is complex, and the underwater construction of the diver has certain risks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve at least one technical problem in the prior art, and provides an underwater grouting packer which can automatically plug the bottom of grouting during grouting.
The underwater grouting packing device according to the embodiment of the utility model comprises: the fixing component is arranged on one side, facing the steel pipe pile, of the sleeve and is positioned above the grouting opening; the sealing assembly is arranged on one side, facing the steel pipe pile, of the sleeve and is positioned below the grouting opening; and the rubber sheet is annular, the rubber sheet is arranged between the sleeve and the steel pipe pile, the upper end of the rubber sheet is provided with a connecting part, the connecting part is connected with the sleeve through a fixing component, the lower end of the rubber sheet is provided with a bending part, the bending part is connected with the sleeve in a sealing manner through a sealing component, and a cavity for containing cement paste is formed between the rubber sheet and the sleeve.
The underwater grouting packing device provided by the embodiment of the utility model at least has the following beneficial effects: this grout seals and separates device under water can accomplish installation work on the land, need not to carry on the work of marine packing grout bottom again during the grout, and the grout can automatic triggering accomplishes the packing of grout bottom, and sealed effectual. Construction safety is guaranteed, and construction efficiency is improved.
According to some embodiments of the utility model, the steel pipe pile further comprises a bottom supporting plate, the bottom supporting plate is arranged on one side, facing the steel pipe pile, of the sleeve, and the bottom supporting plate is located below the rubber sheet.
According to some embodiments of the utility model, the connecting portion comprises a plurality of connecting strips, which are evenly distributed along the circumferential direction of the rubber sheet.
According to some embodiments of the present invention, the bending portion includes a first bending piece disposed at a lower end of the rubber piece, the first bending piece is bent toward the sleeve, and the first bending piece is connected to the sleeve through a sealing assembly.
According to some embodiments of the present invention, the bending portion includes a first bending portion and a second bending portion, the first bending portion is disposed at a lower end of the rubber sheet, the first bending portion is bent toward a side near the sleeve, the second bending portion is disposed at an end of the first bending portion near the sleeve, the second bending portion is bent upward, and the second bending portion is connected to the sleeve through a sealing assembly.
According to some embodiments of the utility model, the fixing assembly comprises: the first pressing plate is welded on one side, facing the steel pipe pile, of the sleeve; and the second pressing plate is connected with the first pressing plate through a bolt, and the connecting part is clamped between the first pressing plate and the second pressing plate.
According to some embodiments of the utility model, a seal assembly comprises: the annular base plate is welded on one side of the sleeve, which faces the steel pipe pile; and the annular pressing block is connected with the annular base plate through a bolt, and the tail end of the bent part is clamped between the annular base plate and the annular pressing block.
According to some embodiments of the utility model, the end of the bent portion is provided with a projection projecting toward the annular pressing piece.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the accompanying drawings and examples;
FIG. 1 is a schematic structural diagram of an underwater grouting packer according to an embodiment of the utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a partially enlarged view of fig. 1 at B.
Reference numerals:
a fixing member 100; a first presser plate 110; a second platen 120;
a seal assembly 200; an annular shim plate 220; an annular pressing block 230;
a rubber sheet 300; a connecting portion 310; a connecting bar 311; a bent portion 320; first bending fragments 321; a second bending piece 322; the protrusions 323; a cavity 330;
a bottom bracket plate 400;
a sleeve 1; a steel pipe pile 2; and a grouting opening 3.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
An underwater grouting packer according to an embodiment of the present invention will be described with reference to fig. 1 to 3.
As shown in fig. 1 to 3, an underwater grouting packing device according to an embodiment of the present invention includes: the fixing component 100, the sealing component 200 and the rubber sheet 300, wherein the fixing component 100 is arranged on one side of the sleeve 1 facing the steel pipe pile 2, and the fixing component 100 is positioned above the grouting opening 3; the sealing assembly 200 is arranged on one side of the sleeve 1 facing the steel pipe pile 2, and the sealing assembly 200 is positioned below the grouting opening 3; the sheet rubber 300 is the annular, and sheet rubber 300 sets up between sleeve 1 and steel-pipe pile 2, and sheet rubber 300 upper end is provided with connecting portion 310, and connecting portion 310 is connected with sleeve 1 through fixed subassembly 100, and sheet rubber 300 lower extreme is provided with kink 320, and kink 320 passes through sealing assembly 200 and sleeve 1 sealing connection, forms the cavity 330 that holds grout between sheet rubber 300 and the sleeve 1.
For example, as shown in fig. 1 to 3, an annular rubber sheet 300 is disposed in a gap between a sleeve 1 and a steel pipe pile 2, the rubber sheet 300 is disposed in the vertical direction, the lower end of the rubber sheet 300 is connected to the sleeve 1 through a bent portion 320 and a seal assembly 200 in a sealing manner, the upper end of the rubber sheet 300 is fixed to the sleeve 1 through a connecting portion 310 and a fixing assembly 100, and a gap is left between the connecting portion 310 and the sleeve 1, so that the rubber sheet 300 and the sleeve 1 enclose an annular cavity 330 having an opening at the upper end, and the opening enables the cavity 330 to communicate with the gap between the sleeve 1 and the steel pipe pile 2. The sleeve 1 is provided with a grouting opening 3, the grouting opening 3 is aligned with the cavity 330, so that in the grouting process, cement slurry is preferentially filled in the cavity 330, and the rubber sheet 300 is tightly attached to the steel pipe column to form a packing.
The utility model is implemented as follows: the underwater grouting packing device is installed on the ground inside the sleeve 1, and then, the pile driving is performed according to a normal pile driving flow, and since cement paste is not yet injected at this time, the rubber sheet 300 does not interfere with the steel pipe pile 2 during the pile driving. When the pile finishes filling, in pouring grout into cavity 330 from grout mouth 3, the grout of pouring can be filled up cavity 330, make the rubber sheet compress tightly in the surface of steel-pipe column, form the packing of grout bottom, continue to be in milk, grout can follow the opening of cavity 330 upper end and pour into to this underwater grouting packing device top sleeve 1 and steel-pipe pile 2's clearance, and along with the increase of grout height in the clearance, rubber sheet 300 presses to the steel-pipe column surface just to be pressed tighter, the leakproofness of bottom packing just is better. From this, this grout packer under water can accomplish installation work on land, need not to carry on the work of marine packer grout bottom again during the grout, and the grout can automatic triggering accomplishes the packer of grout bottom, and sealed effectual. Construction safety is guaranteed, and construction efficiency is improved.
In some embodiments of the present invention, a bottom bracket plate 400 is further included, the bottom bracket plate 400 is disposed on a side of the sleeve 1 facing the steel pipe pile 2, and the bottom bracket plate 400 is located below the rubber sheet 300. For example, as shown in fig. 3, the bottom plate 400 supports the bent portions 320 after the cavity 330 is filled with cement paste, and since the bent portions 320 are made of rubber, in order to prevent the bent portions 320 from being broken due to excessive downward expansion of the cavity 330 after the cement paste is filled, the bottom plate 400 is disposed below the rubber sheet 300, and the bottom plate 400 can limit downward deformation of the bent portions 320 and prevent a packing failure due to breakage of the bent portions 320.
In some embodiments of the present invention, the connecting portion 310 includes a plurality of connecting strips 311, and the connecting strips 311 are uniformly distributed along the circumferential direction of the rubber sheet 300. For example, as shown in fig. 2, the upper end of the rubber sheet 300 is connected to the sleeve 1 through the connection strips 311 and the fixing assembly 100 which are arranged at intervals, the intervals between the connection strips 311 form openings for communicating the cavity 330 with the gap between the sleeve 1 and the steel pipe pile 2, and after the cavity 330 is filled with the grout, the grout is filled into the gap between the sleeve 1 and the steel pipe pile 2 from the intervals between the connection strips 311.
In some embodiments of the present invention, the bending portion 320 includes a first bending piece 321, the first bending piece 321 is disposed at a lower end of the rubber sheet 300, the first bending piece 321 is bent toward the sleeve 1, and the first bending piece 321 is connected to the sleeve 1 through the sealing assembly 200. Specifically, the sealing assembly 200 clamps the first bending piece 321, so as to ensure that cement paste does not leak between the first bending piece 321 and the sealing assembly 200.
In some embodiments of the present invention, the bending portion 320 includes a first bending piece 321 and a second bending piece 322, the first bending piece 321 is disposed at the lower end of the rubber sheet 300, the first bending piece 321 is bent toward a side close to the sleeve 1, the second bending piece 322 is disposed at an end of the first bending piece 321 close to the sleeve 1, the second bending piece 322 is bent upward, and the second bending piece 322 is connected to the sleeve 1 through the sealing assembly 200. For example, as shown in FIG. 3, the sealing assembly 200 clamps the second bending straps 322 to ensure that cement slurry does not leak between the second bending straps 322 and the sealing assembly 200.
In some embodiments of the present invention, the fixing assembly 100 comprises: the first pressing plate 110 is welded on one side, facing the steel pipe pile 2, of the sleeve 1; the second presser plate 120 is connected to the first presser plate 110 by bolts, and the connecting portion 310 is sandwiched between the first presser plate 110 and the second presser plate 120. For example, as shown in fig. 2, bolts are sequentially inserted through the second pressing plate 120 and the connecting portion 310, and the bolts are tightened to press the second pressing plate 120 against the first pressing plate 110, and the second pressing plate 120 presses and fixes the connecting portion 310 against the first pressing plate 110.
In some embodiments of the utility model, the seal assembly 200 comprises: the annular base plate 220 is welded on one side, facing the steel pipe pile 2, of the sleeve 1; the annular pressing piece 230 is connected to the annular shim plate 220 by a bolt, and the end of the bent portion 320 is sandwiched between the annular shim plate 220 and the annular pressing piece 230. For example, as shown in fig. 3, the bolt sequentially passes through the annular pressing piece 230 and the bent portion 320, the lower end of the annular pressing piece 230 is provided with a protruding block protruding toward the sleeve 1, the bolt is tightened to press the annular pressing piece 230 against the annular backing plate 220, the end of the bent portion 320 is pressed and fixed on the annular backing plate 220, and the protruding block further improves the sealing performance between the bent portion 320 and the sealing assembly 200. Further, a protrusion 323 protruding toward the annular pressing piece 230 is provided on the end of the bent portion 320, and the protrusion 323 further improves the sealing property between the bent portion 320 and the sealing member 200.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An underwater grouting packing device, comprising:
the fixing component (100) is arranged on one side, facing the steel pipe pile (2), of the sleeve (1), and the fixing component (100) is located above the grouting opening (3);
the sealing assembly (200) is arranged on one side, facing the steel pipe pile (2), of the sleeve (1), and the sealing assembly (200) is located below the grouting opening (3); and
sheet rubber (300), sheet rubber (300) are the annular, sheet rubber (300) set up sleeve (1) with between steel-pipe pile (2), sheet rubber (300) upper end is provided with connecting portion (310), connecting portion (310) pass through fixed subassembly (100) with sleeve (1) is connected, sheet rubber (300) lower extreme is provided with kink (320), kink (320) pass through sealing component (200) with sleeve (1) sealing connection, sheet rubber (300) with form cavity (330) that hold grout between sleeve (1).
2. The underwater grouting packer as claimed in claim 1, further comprising a bottom supporting plate (400), wherein the bottom supporting plate (400) is arranged on one side of the sleeve (1) facing the steel pipe pile (2), and the bottom supporting plate (400) is positioned below the rubber sheet (300).
3. The underwater grouting packing device of claim 1, wherein the connecting part (310) comprises a plurality of connecting strips (311), and the connecting strips (311) are uniformly distributed along the circumferential direction of the rubber sheet (300).
4. The underwater grouting packing device of claim 1, wherein the bent portion (320) comprises a first bending piece (321), the first bending piece (321) is disposed at a lower end of the rubber sheet (300), the first bending piece (321) is bent toward the sleeve (1), and the first bending piece (321) is connected with the sleeve (1) through the sealing assembly (200).
5. The underwater grouting packing device of claim 1, wherein the bending part (320) comprises a first bending piece (321) and a second bending piece (322), the first bending piece (321) is disposed at a lower end of the rubber sheet (300), the first bending piece (321) is bent to a side close to the sleeve (1), the second bending piece (322) is disposed at an end of the first bending piece (321) close to the sleeve (1), the second bending piece (322) is bent upward, and the second bending piece (322) is connected with the sleeve (1) through the sealing assembly (200).
6. The underwater grouting pack-off device of claim 1, wherein the securing assembly (100) comprises:
the first pressing plate (110), the first pressing plate (110) is welded on one side, facing the steel pipe pile (2), of the sleeve (1); and
a second pressing plate (120), the second pressing plate (120) being connected to the first pressing plate (110) by bolts, the connecting portion (310) being sandwiched between the first pressing plate (110) and the second pressing plate (120).
7. The underwater grouting pack-off device of claim 1, wherein the seal assembly (200) comprises:
the annular base plate (220) is welded to one side, facing the steel pipe pile (2), of the sleeve (1); and
an annular pressing block (230), wherein the annular pressing block (230) is connected with the annular cushion plate (220) through a bolt, and the tail end of the bent part (320) is clamped between the annular cushion plate (220) and the annular pressing block (230).
8. The underwater grouting packing device of claim 7, wherein a protrusion (323) protruding toward the annular pressing block (230) is provided on the end of the bent portion (320).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495923.7U CN216739632U (en) | 2021-10-15 | 2021-10-15 | Underwater grouting packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495923.7U CN216739632U (en) | 2021-10-15 | 2021-10-15 | Underwater grouting packer |
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| Publication Number | Publication Date |
|---|---|
| CN216739632U true CN216739632U (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122495923.7U Active CN216739632U (en) | 2021-10-15 | 2021-10-15 | Underwater grouting packer |
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| CN (1) | CN216739632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030230A (en) * | 2022-08-10 | 2022-09-09 | 衡橡科技股份有限公司 | Pile-first type slurry filling sealing packer and sealing method |
| CN115198788A (en) * | 2022-09-13 | 2022-10-18 | 南通泰胜蓝岛海洋工程有限公司 | Jacket hoisting construction process |
-
2021
- 2021-10-15 CN CN202122495923.7U patent/CN216739632U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030230A (en) * | 2022-08-10 | 2022-09-09 | 衡橡科技股份有限公司 | Pile-first type slurry filling sealing packer and sealing method |
| CN115198788A (en) * | 2022-09-13 | 2022-10-18 | 南通泰胜蓝岛海洋工程有限公司 | Jacket hoisting construction process |
| CN115198788B (en) * | 2022-09-13 | 2022-12-09 | 南通泰胜蓝岛海洋工程有限公司 | Jacket hoisting construction process |
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