CN215926027U - Water stopping device for hanging box cofferdam in shallow water area - Google Patents
Water stopping device for hanging box cofferdam in shallow water area Download PDFInfo
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- CN215926027U CN215926027U CN202122480930.XU CN202122480930U CN215926027U CN 215926027 U CN215926027 U CN 215926027U CN 202122480930 U CN202122480930 U CN 202122480930U CN 215926027 U CN215926027 U CN 215926027U
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- water
- hanging box
- cofferdam
- bottom plate
- wedge block
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 238000007667 floating Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000013016 damping Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 10
- 239000003351 stiffener Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 12
- 239000000725 suspension Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012946 outsourcing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a water stopping device of a hanging box cofferdam in a shallow water area, which comprises a hanging box cofferdam bottom plate and a water stopping ring; the center of the hanging box cofferdam bottom plate is provided with a round hole, and the hanging box cofferdam bottom plate is sleeved outside the steel casing built in water through the round hole arranged in the middle; a plurality of stiffening ribs are fixedly arranged below the bottom plate of the hanging box cofferdam and are annularly distributed along the outer side of the round hole; the water stop ring comprises an annular water stop wedge block, a plurality of anti-floating blocks and a portable rod which connects the water stop wedge block with the anti-floating blocks, wherein the water stop wedge block is inserted into a gap between a bottom plate of the cofferdam of the hanging box and the outer wall of the steel casing, and the anti-floating blocks are welded on the outer wall of the steel casing. The utility model has the advantages that: the water stopping wedge block is wrapped by flexible materials such as rubber damping, and the water stopping effect is good.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a water stopping device of a hanging box cofferdam in a shallow water area.
Background
In bridge substructures, tie beams and bearing platforms are relatively common elements. The construction of tie beam and cushion cap often needs with the help of hanging box cofferdam, and the cofferdam bottom plate can open a hole in pile foundation department, so the stagnant water of hanging box cofferdam becomes the problem that awaits the solution in the construction of hanging box cofferdam. The traditional construction method uses the bottom sealing concrete for water stopping, which prolongs the construction period. In the prior art, a capsule water stopping mode is adopted between a steel hanging box bottom plate and a pile foundation steel casing, and the construction of bottom sealing-free concrete of the steel hanging box is realized. However, the technology has higher requirements on the design and manufacture of the steel hanging box, the operation level of workers, related supporting equipment and the like, the water stopping effect can be influenced by slightly changing the pool, the treatment is very troublesome if the water leakage phenomenon occurs, and the positioning effect of the steel hanging box is influenced by the capsule water stopping mode. Therefore, the technology is not popularized and used in China yet. Therefore, a water stopping device using a new hanging box cofferdam is urgently needed.
Disclosure of Invention
The utility model aims to provide the water stopping device of the hanging box cofferdam in the shallow water area, which consists of a hanging box cofferdam bottom plate, stiffening ribs and water stopping rings, the water stopping rings formed by the water stopping wedge blocks are only required to be embedded into gaps between the hanging box cofferdam bottom plate and the stiffening ribs and the steel casing when in construction, and the water stopping wedge blocks are coated with flexible materials such as rubber damping and the like, so that the water stopping effect is good, and the positioning effect on the steel hanging box is good.
The purpose of the utility model is realized by the following technical scheme:
the water stopping device for the hanging box cofferdam in the shallow water area is characterized by comprising a hanging box cofferdam bottom plate and a water stopping ring; a circular hole is formed in the center of the hanging box cofferdam bottom plate, and the hanging box cofferdam bottom plate is sleeved outside the steel casing built in water through the circular hole formed in the middle; a plurality of stiffening ribs are fixedly arranged below the bottom plate of the hanging box cofferdam, and the stiffening ribs are annularly distributed along the outer side of the round hole; the water stop ring comprises an annular water stop wedge block, a plurality of anti-floating blocks and a portable rod for connecting the water stop wedge block with the anti-floating blocks, wherein the water stop wedge block is inserted into a gap between the bottom plate of the cofferdam of the hanging box and the outer wall of the steel casing, and the anti-floating blocks are welded on the outer wall of the steel casing.
The anti-floating block is positioned above a water level line, and the bottom plate is stiffened and the water stop wedge block is positioned below the water level line.
And the inner side of the water-stopping wedge block is welded with the outer wall of the steel casing.
The outer side of the water stop wedge block is connected with the inclined surface structure of a circle of stiffening rib arranged below the cofferdam bottom plate of the hanging box in a matching way.
And a rubber damping flexible material layer is arranged on the inner side of the water stop wedge block.
The water stop ring is of an integrated annular structure or a splicing annular structure.
The utility model has the advantages that: this sealing device comprises hanging box cofferdam bottom plate and seal ring, during the construction only need with the seal ring embedding hanging box cofferdam bottom plate that the stagnant water voussoir constitutes with the steel protect between the section of thick bamboo can, and flexible materials such as stagnant water voussoir outsourcing rubber damping, the stagnant water is effectual, the construction is simple, and is effectual to the location of steel hanging box, demolishs the convenience, is favorable to the multiplexing of hanging box cofferdam.
Drawings
FIG. 1 is a top view of a floor stiffener according to the present invention;
FIG. 2 is a longitudinal cross-sectional view of a floor stiffener according to the present invention;
FIG. 3 is a longitudinal cross-sectional view of the water stop ring of the present invention;
FIG. 4 is a top view of the water stop ring portion structure of the present invention;
FIG. 5 is a schematic view of the connection structure between the water stopping device and the steel casing before pumping water;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
FIG. 7 is a schematic view of the connection structure between the water stopping device and the steel casing after water pumping;
fig. 8 is a partially enlarged view of fig. 7 at B.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the following drawings to facilitate understanding by those skilled in the art:
referring to fig. 1-8, the symbols in the drawings are: the cofferdam comprises a bottom plate 1 of the cofferdam of the hanging box, a water stop ring 2, a steel casing 3, a flexible material layer 4, a stiffening rib 5, a portable rod 21, a portable rod 22 and a water stop wedge 23.
Example (b): this embodiment concretely relates to stagnant water device in shallow water district suspension box cofferdam, including suspension box cofferdam bottom plate 1 and seal ring 2, the round hole is seted up in the centre of suspension box cofferdam bottom plate 1. Wherein, a plurality of stiffening ribs 5 are arranged below the bottom plate 1 of the hanging box cofferdam, each stiffening rib 5 is annularly distributed along the round hole at intervals, and one side of each stiffening rib 5 close to the round hole is a slope surface, which is convenient to be matched with the slope surface of a water stop wedge 23.
As shown in fig. 3, the water stop ring 2 is a longitudinal sectional view of the water stop ring 2, and includes a plurality of hand bars 21, a plurality of anti-floating blocks 22, and a plurality of water stop wedges 23, wherein the anti-floating blocks 22 are connected to the upper ends of the hand bars 21, and the water stop wedges 23 are connected to the lower ends of the hand bars 21. The water stop wedge block 23 can be divided into blocks according to weight, and the portable rod 21 is arranged on the wedge block, so that manual operation is facilitated. As shown in fig. 4, a partial structure (about a quarter structure) of the water stop ring 2 is shown in a top view, and the water stop ring 2 of the present embodiment is a one-piece ring structure or a split ring structure.
As shown in fig. 5 and 6, the bottom plate 1 of the cofferdam of the suspension box is sleeved on the steel casing 3 built in water through a round hole arranged in the middle, the water stop wedge 23 is inserted in a gap between the bottom plate 1 of the cofferdam of the suspension box and the steel casing 3 and the stiffening rib 5, the anti-floating block 22 is welded on the outer wall of the steel casing 3, and two solid triangular points at the joint of the anti-floating block 22 and the steel casing 3 in fig. 6 are welding points. Wherein the anti-floating block 22 is positioned above the water level line, and the bottom plate 1 of the cofferdam of the suspension box and the water stop wedge 23 are positioned below the water level line.
As shown in fig. 7 and 8, one side of the water stop wedge 23 is welded on the outer wall of the steel casing 3 after water is pumped, and a solid triangular point at the joint of the water stop wedge 23 and the steel casing 3 in fig. 8 is a welding point. Meanwhile, the other side of the water-stopping wedge block 23 is connected with the inner side surface of a round hole formed in the middle of the cofferdam bottom plate 1 of the hanging box in a matched manner by an inclined surface structure, and the other side of the water-stopping wedge block 23 is also provided with a flexible material layer 4.
The application principle of this application in the construction is:
after the suspension box cofferdam bottom plate 1 is placed downwards, the water stop wedge block 23 is wrapped by the flexible material layer 4 (formed by flexible materials such as rubber damping) to be plugged in the gap between the suspension box cofferdam bottom plate 1 and the steel casing 3, so that the water stop effect is achieved. And the anti-floating block 22 is welded with the steel casing 3 to ensure that the hanging box does not float upwards. After pumping water, the water stop wedge block 23 and the steel casing 3 are welded, a thin sealing bottom can be formed at the bottom, and then the lifting rod 21 is cut off to carry out concrete tie beam or bearing platform construction.
Compared with the traditional water stopping device, the equipment and the technology have the following advantages: the utility model provides a sealing device is stiffened by the bottom plate and is constituteed with the seal ring, simple manufacture, and the requirement is not high to manual operation, during the construction only need with the seal ring embedding bottom plate that the sealing voussoir constitutes stiffen with the steel protect between the section of thick bamboo can, and flexible materials such as sealing voussoir outsourcing rubber damping, the stagnant water is effectual, the construction is simple, and is good to the location effect of steel hanging box, demolishs the convenience, is favorable to the multiplexing of hanging box cofferdam.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and it is intended that those skilled in the art understand the content of the present invention and implement the utility model, and the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made according to the spirit of the present invention should be covered within the scope of the present invention.
Claims (6)
1. The water stopping device for the hanging box cofferdam in the shallow water area is characterized by comprising a hanging box cofferdam bottom plate and a water stopping ring; a circular hole is formed in the center of the hanging box cofferdam bottom plate, and the hanging box cofferdam bottom plate is sleeved outside the steel casing built in water through the circular hole formed in the middle; a plurality of stiffening ribs are fixedly arranged below the bottom plate of the hanging box cofferdam, and the stiffening ribs are annularly distributed along the outer side of the round hole; the water stop ring comprises an annular water stop wedge block, a plurality of anti-floating blocks and a portable rod for connecting the water stop wedge block with the anti-floating blocks, wherein the water stop wedge block is inserted into a gap between the bottom plate of the cofferdam of the hanging box and the outer wall of the steel casing, and the anti-floating blocks are welded on the outer wall of the steel casing.
2. The sealing device in cofferdam of shallow water cofferdams of claim 1, wherein said anti-floating blocks are located above the water line, said bottom plate stiffeners and said sealing wedges are located below the water line.
3. The water stopping device for the cofferdam of the hanging box in the shallow water area as claimed in claim 2, wherein the inner side of the water stopping wedge block is welded with the outer wall of the steel casing.
4. The water stopping device for the cofferdam of the hanging box in the shallow water area as claimed in claim 3, wherein the outer side of the water stopping wedge block is connected with the inclined structure of a circle of the stiffening rib arranged below the bottom plate of the hanging box cofferdam in a matching way.
5. The sealing device of a cofferdam of a hanging box in a shallow water area as claimed in claim 4, wherein the inner side of the sealing wedge block is provided with a rubber damping flexible material layer.
6. The water stopping device for the cofferdam of the hanging box in the shallow water area as claimed in claim 1, wherein the water stopping ring is of an integrated annular structure or a spliced annular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122480930.XU CN215926027U (en) | 2021-10-15 | 2021-10-15 | Water stopping device for hanging box cofferdam in shallow water area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122480930.XU CN215926027U (en) | 2021-10-15 | 2021-10-15 | Water stopping device for hanging box cofferdam in shallow water area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215926027U true CN215926027U (en) | 2022-03-01 |
Family
ID=80404482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122480930.XU Active CN215926027U (en) | 2021-10-15 | 2021-10-15 | Water stopping device for hanging box cofferdam in shallow water area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215926027U (en) |
-
2021
- 2021-10-15 CN CN202122480930.XU patent/CN215926027U/en active Active
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