CN211421149U - Self-elevating type water retaining wall embedded in box type cofferdam - Google Patents
Self-elevating type water retaining wall embedded in box type cofferdam Download PDFInfo
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- CN211421149U CN211421149U CN201921297945.9U CN201921297945U CN211421149U CN 211421149 U CN211421149 U CN 211421149U CN 201921297945 U CN201921297945 U CN 201921297945U CN 211421149 U CN211421149 U CN 211421149U
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- water
- box
- cofferdam
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- embedded
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 140
- 238000007667 floating Methods 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 11
- 230000003044 adaptive effect Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000011084 recovery Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a self-elevating type water retaining wall embedded in a box type cofferdam, a water tank water inlet (6.1) is arranged on an upper top plate of the box type cofferdam (6), a floating wall (5) is embedded in one end of the upper top plate of the box type cofferdam (6), the floating wall (5) is positioned on the back water side, a steel groove (2) is embedded in the box type cofferdam (6), and the steel groove (2) is parallel to a side plate of the box type cofferdam (6) and positioned on the back water side; the box-type cofferdam (6) is characterized in that a water tank water outlet (6.2) is formed in the bottom of a side plate of the box-type cofferdam (6) on the back water side, a water pipe (1) is arranged between the water tank water inlet (6.1) and the water tank water outlet (6.2), and the water pipe (1) penetrates through the bottom of the steel tank (2). The cofferdam overcomes the defects that in the prior art, the cofferdam is limited by conditions such as transportation, construction and operation, the height of the box-type cofferdam is lower, and the adaptive water depth is smaller, and has the advantage of remarkably improving the water retaining height of the cofferdam box through the floating wall capable of floating upwards.
Description
Technical Field
The utility model relates to engineering manger plate technical field in the water, more specifically is an embedded in box cofferdam from lift-type breakwater.
Background
According to the technical scheme, the water retaining wall is embedded in the box-type cofferdam, and the automatic lifting of the water retaining wall is realized by a water injection pressurization method.
Technical current situation of box type cofferdam
The cofferdam box is a rectangular box structure consisting of a cofferdam plate, a ribbed rib and an inner truss. The cofferdam box is suitable for the underwater foundation with small flow velocity, weak foundation bearing capacity and flat riverbed, is used as an effective cofferdam form in the dry land restoration of a water delivery channel, can be recycled by adopting a standardized and modularized box cofferdam, has the defects of limitation by conditions such as transportation, construction, operation and the like, and has lower height and smaller adaptive water depth. The method for improving the water retaining height of the cofferdam box comprises two methods: the water retaining device for stacking and combining multiple boxes has the advantages that the water retaining height is improved, but the construction time and the cost are larger; a water retaining wall is arranged on a cofferdam box.
State of the art retention walls
Conventional waterwalls are generally reinforced concrete or masonry waterwalls: the reinforced concrete water retaining wall needs to be buried underground to achieve stability; the masonry water retaining wall is generally made of concrete rectangular prefabricated member grout or block stone grout, and is stabilized by self weight. The two methods have high construction difficulty and cannot be repeatedly used. The common novel water retaining wall is generally a unit module of a steel or aluminum plate structure, can be repeatedly used, and needs to be specially disassembled, assembled and transported.
Disclosure of Invention
An object of the utility model is to overcome the weak point of above-mentioned background art, and provide an embedded self-elevating breakwater in box cofferdam.
The utility model aims at being implemented through the following technical scheme: a self-elevating type water retaining wall embedded in a box type cofferdam is embedded in the box type cofferdam and consists of a water pipe, a steel groove reinforcing rib, a supporting block and a floating wall;
a water tank water inlet is arranged on the upper top plate of the box-type cofferdam, a floating wall is embedded in one end of the upper top plate of the box-type cofferdam and is positioned on the side of the back water,
a steel groove is embedded in the box-type cofferdam, is parallel to the box-type cofferdam side plate and is positioned on the backwater side;
and a water tank water outlet is formed in the bottom of the box-type cofferdam side plate on the back water side, a water pipe is arranged between the water tank water inlet and the water tank water outlet, and the water pipe penetrates through the bottom of the steel tank.
In the above technical scheme: the side surface of the lower part of the floating wall is provided with a water stop sealing strip, and the top of the floating wall is provided with a floating wall cover plate; the water-stop sealing strip is arranged on the backwater side of the floating wall.
In the above technical scheme: the floating wall is of a sandwich structure consisting of aluminum alloy plates arranged on two sides and rigid foam plastic in the middle, and the whole floating wall has a rectangular section; the bottom section of the floating wall is larger than the top section.
In the above technical scheme: the steel groove section is provided with a steel groove reinforcing rib, the upper end of the steel groove is communicated to the box-type cofferdam top plate, the lower end of the steel groove is seated on the transverse truss panel of the box-type cofferdam bottom plate, and a supporting block is arranged on the near-water side of the top of the steel groove.
The utility model has the advantages of as follows: 1. the utility model discloses an improvement that the superficial wall that can go up to float is showing the manger plate height of cofferdam case.
2. The utility model provides a waterwall structure realizes through the water injection that the waterwall is automatic to be raised, single box cofferdam gross weight 10t (including waterwall weight 3t) and for steel construction welding piece, the construction is simple, and operation process only needs alone to control the ballast pump water injection, alone is responsible for the connection of hose, and manual operation is few, and single box cofferdam is gone into water from the hoist and mount, and the water injection is sunk, and the waterwall raises whole process and predicts 30min consuming time, saves the engineering time, and economic benefits is obvious.
3. The utility model discloses well floating wall is embedded in the box cofferdam, can realize the increase of manger plate height along with the concatenation of box cofferdam.
4. The utility model discloses in the box cofferdam can be retrieved automatically to the floating wall after the construction, need not to dismantle, do not influence the size in the box cofferdam, can recycle, do not influence hoist and mount and transportation in the box cofferdam.
5. The utility model provides a floating wall adopts rigid foam plastic material to constitute sandwich structure in the middle of the aluminium alloy plate of both sides, is far less than the breakwater quality that conventional steel construction or aluminium alloy structure constitute, with low costs and easily rise under the water injection pressurization.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a diagram of the lifting state of the utility model in use.
Fig. 5 is a recovery state diagram of the utility model in use.
In the figure: the water tank comprises a water pipe 1, a steel tank 2, a steel tank reinforcing rib 3, a supporting block 4, a floating wall 5, a water stop sealing strip 5.1, a floating wall cover plate 5.2, a box-type cofferdam 6, a water tank water inlet 6.1 and a water tank water outlet 6.2.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary; while the advantages of the invention will be apparent and readily appreciated by the description.
Referring to FIGS. 1-5: a self-elevating type water retaining wall embedded in a box type cofferdam is embedded in a box type cofferdam 6 and consists of a water pipe 1, a steel groove 2, a steel groove reinforcing rib 3, a supporting block 4 and a floating wall 5;
a water tank water inlet 6.1 is arranged on the upper top plate of the box-type cofferdam 6, a floating wall 5 is embedded in one end of the upper top plate of the box-type cofferdam 6, the floating wall 5 is positioned on the side of the back water,
a steel groove 2 is embedded in the box-type cofferdam 6, and the steel groove 2 is parallel to a side plate of the box-type cofferdam 6 and is positioned on the back water side;
and a water tank water outlet 6.2 is formed in the bottom of a side plate of the box-type cofferdam 6 on the back water side, a water pipe 1 is arranged between the water tank water inlet 6.1 and the water tank water outlet 6.2, and the water pipe 1 penetrates through the bottom of the steel groove 2.
The side surface of the lower part of the floating wall 5 is provided with a water stop sealing strip 5.1, and the top of the floating wall 5 is provided with a floating wall cover plate 5.2; the water-stop sealing strip 5.1 is arranged on the backwater side of the floating wall 5.
The floating wall 5 is of a sandwich structure consisting of aluminum alloy plates arranged on two sides and rigid foam plastic in the middle, and the whole floating wall has a rectangular section; the section of the bottom of the floating wall 5 is larger than that of the top.
The section of the steel groove 2 is provided with a steel groove reinforcing rib 3, the upper end of the steel groove 2 is communicated to the top plate of the box-type cofferdam 6, the lower end of the steel groove is seated on the transverse truss panel of the bottom plate of the box-type cofferdam 6, and a supporting block 4 is arranged on the side close to the water on the top of the steel groove 2.
The implementation principle of the technical scheme is as follows:
water is pumped into a steel tank 2 from a water inlet of a water tank through a water pipe 1 by using a water pump, when the water pressure at the bottom of a floating wall 5 exceeds the self gravity of the floating wall 5, the floating wall 5 is completely lifted, meanwhile, the floating wall 5 is limited and fixed by arranging a supporting block 4, water stop sealing is realized by a water stop sealing strip 5.1 and the supporting block 4, and the floating wall 5 plays a role in retaining water; and (3) opening a water tank water outlet 6.2 arranged at the bottom of a side plate of the box-type cofferdam 6, enabling water in the steel tank 2 to flow out, and enabling the floating wall 5 to fall back into the steel tank 2 and realize the automatic recovery function.
Referring to FIGS. 1-5: the utility model discloses technical scheme embodiment does:
(1) non-construction state the utility model discloses a water tank water inlet 6.1 and water tank delivery port 6.2 are all closed, this moment 2 inside anhydrous in steel bay, the floating wall 5 is in the recovery state.
(2) In the construction process, open water tank water inlet 6.1 before box cofferdam 6 water injection sinks, use the water pumper to pour into steel bay 2 with water from water pipe 1, float wall 5 is automatic to rise completely, and supporting shoe 4 carries out spacing and stagnant water to float wall 5, seals water tank water inlet 6.1, and float wall 5 just exerts the manger plate effect this moment.
(3) In the construction process, after the box-type cofferdam 6 is pumped and floated, the water outlet 6.2 of the water tank is opened, and water in the steel tank 2 flows out of the floating wall 5 to automatically descend so as to realize recovery.
The utility model discloses the process that rises: the box-type cofferdam 6 is placed on the water surface, water is injected into the box-type cofferdam 6 to enable the box-type cofferdam to slowly sink, at the moment, the water inlet 6.1 of the water tank is in an open state, and the water outlet 6.2 of the water tank is closed. The external hose is connected with the ballast equipment and the water inlet of the water tank, water flows into the steel tank 2 along the water pipe 1 and slowly rises under the action of bottom water pressure until the floating wall 5 contacts with the top of the steel tank 2 and rises to the highest point in a pressurized water injection process.
The utility model discloses recovery process: the water in the box-type cofferdam 6 is pumped out, the box-type cofferdam 6 floats out of the water surface, the water outlet 6.1 of the water tank is opened, the water in the steel groove 2 flows out along the water pipe 1, and the floating wall 5 slowly descends until the cover plate 5.2 contacts and is tightly propped against the supporting block 4.
The above-mentioned parts not described in detail are prior art.
Claims (4)
1. The utility model provides an embedded in box cofferdam from lift-type breakwater, its characterized in that: the cofferdam is embedded in a box-type cofferdam (6) and consists of a water pipe (1), a steel groove (2), a steel groove reinforcing rib (3), a supporting block (4) and a floating wall (5);
a water tank water inlet (6.1) is arranged on the upper top plate of the box-type cofferdam (6), a floating wall (5) is embedded in one end of the upper top plate of the box-type cofferdam (6), the floating wall (5) is positioned on the side of the back water,
a steel groove (2) is embedded in the box-type cofferdam (6), and the steel groove (2) is parallel to a side plate of the box-type cofferdam (6) and is positioned on the back water side; the box-type cofferdam (6) is characterized in that a water tank water outlet (6.2) is formed in the bottom of a side plate of the box-type cofferdam (6) on the back water side, a water pipe (1) is arranged between the water tank water inlet (6.1) and the water tank water outlet (6.2), and the water pipe (1) penetrates through the bottom of the steel tank (2).
2. The self-elevating type water retaining wall embedded in a box type cofferdam as claimed in claim 1, wherein: the side surface of the lower part of the floating wall (5) is provided with a water stop sealing strip (5.1), and the top of the floating wall is provided with a floating wall cover plate (5.2); the water-stop sealing strip (5.1) is arranged on the backwater side of the floating wall (5).
3. The self-elevating type water retaining wall embedded in a box-type cofferdam as claimed in claim 1 or 2, wherein: the floating wall (5) is of a sandwich structure consisting of aluminum alloy plates arranged on two sides and rigid foam plastic in the middle, and the whole floating wall has a rectangular section; the section of the bottom of the floating wall (5) is larger than that of the top.
4. The self-elevating type water retaining wall embedded in the box-type cofferdam as claimed in claim 3, wherein: the section of the steel groove (2) is provided with a steel groove reinforcing rib (3), the upper end of the steel groove (2) is communicated to the top plate of the box-type cofferdam (6), the lower end of the steel groove (2) is seated on the transverse truss panel of the bottom plate of the box-type cofferdam (6), and a supporting block (4) is arranged on the near-water side of the top of the steel groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297945.9U CN211421149U (en) | 2019-08-12 | 2019-08-12 | Self-elevating type water retaining wall embedded in box type cofferdam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297945.9U CN211421149U (en) | 2019-08-12 | 2019-08-12 | Self-elevating type water retaining wall embedded in box type cofferdam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211421149U true CN211421149U (en) | 2020-09-04 |
Family
ID=72253879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921297945.9U Withdrawn - After Issue CN211421149U (en) | 2019-08-12 | 2019-08-12 | Self-elevating type water retaining wall embedded in box type cofferdam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211421149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397055A (en) * | 2019-08-12 | 2019-11-01 | 长江勘测规划设计研究有限责任公司 | A kind of jack up waterwall being embedded in box cofferdam |
-
2019
- 2019-08-12 CN CN201921297945.9U patent/CN211421149U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397055A (en) * | 2019-08-12 | 2019-11-01 | 长江勘测规划设计研究有限责任公司 | A kind of jack up waterwall being embedded in box cofferdam |
| CN110397055B (en) * | 2019-08-12 | 2024-04-02 | 长江勘测规划设计研究有限责任公司 | Self-elevating water retaining wall embedded in box-type cofferdam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200904 Effective date of abandoning: 20240402 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200904 Effective date of abandoning: 20240402 |