CN220664726U - Aquatic tower crane protector convenient to installation - Google Patents
Aquatic tower crane protector convenient to installation Download PDFInfo
- Publication number
- CN220664726U CN220664726U CN202322215544.7U CN202322215544U CN220664726U CN 220664726 U CN220664726 U CN 220664726U CN 202322215544 U CN202322215544 U CN 202322215544U CN 220664726 U CN220664726 U CN 220664726U
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- steel
- steel plate
- embedded
- tower crane
- retaining wall
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- 238000009434 installation Methods 0.000 title abstract description 7
- 230000001012 protector Effects 0.000 title description 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 95
- 239000010959 steel Substances 0.000 claims abstract description 95
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000004873 anchoring Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 238000007667 floating Methods 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Revetment (AREA)
Abstract
The utility model relates to an underwater tower crane protection device convenient to install. The device comprises an embedded structure, a water-proof structure and a supporting structure. The embedded structure comprises an embedded steel plate and an anchor bar, wherein the embedded steel plate is in a closed ring shape, the diameter of the ring shape is larger than the width of the tower crane structure, the embedded steel plate is provided with an annular flange, and the anchor bar is fixed on the inner side of the embedded steel plate through welding. The waterproof structure comprises a closed cylindrical steel retaining wall and a sealing waterproof strip, wherein annular flanges are arranged at the top and the bottom of the steel retaining wall and are connected with the embedded steel plate through the flanges, and the sealing waterproof strip is fixed through the caulking groove. The supporting structure consists of transverse stiffening ribs, vertical dowel bars and opposite ejector rods, wherein the transverse stiffening ribs are welded on the inner side of the steel retaining wall, the vertical dowel bars are fixed on the outer side of the steel retaining wall, and the opposite ejector rods are fixedly connected through bolts. The device is characterized by simple structure, convenient installation, stability and reliability, can effectively isolate water and protect the tower crane structure from external impact, and ensures the safe operation of the tower crane.
Description
Technical Field
The utility model belongs to the field of construction protection devices, and particularly relates to an underwater tower crane protection device convenient to install.
Background
In building and engineering construction, water work is a common scenario. In particular, in the construction of bridges, docks, ports and other water structures, it is often necessary to erect a tower crane in the water for construction. However, the operation environment in water is complex, and the tower crane is buried with potential safety hazards for installation and use due to long-term flushing of water flow and sundries.
Isolation from the water body is a key problem when the underwater tower crane is used. When the tower crane is installed in water, the water body must be effectively isolated, and water flow is prevented from entering the tower crane structure, otherwise, the stability and the safety of the tower crane are seriously affected. The traditional underwater tower crane protection device usually adopts caisson, steel plate cofferdam or forms such as concrete wall under water, however, these devices have some problems, concrete structure work progress such as concrete wall under water and loaded down with trivial details thereof, installation and concrete pouring process of reinforcing bar template under water consume a large amount of manpower and materials, and can drag slow whole time limit for a project, and protection device such as common steel construction protection tube is construction disposable, protection tube's height is not adjustable, both waste material treatment after the use, and because concrete foundation's surface unevenness protection tube bottom is difficult to closely knit with tower crane foundation seam, still need long-term pumping control after the shutoff such as using mortar, have certain potential safety hazard.
Therefore, a need exists for an underwater tower crane protection device that is easy to install and structurally stable, which can effectively isolate the water body, and can protect the tower crane from external impact to a certain extent, thereby ensuring the safe operation of the tower crane structure.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a protective device of an underwater tower crane, which is convenient to install.
In order to solve the problems, the utility model provides the following technical scheme:
the utility model relates to a water tower crane protection device convenient to install, which comprises the following parts:
and (5) embedding a structure: the embedded structure consists of an embedded steel plate and an anchor bar, wherein the embedded steel plate is in a closed ring shape, and the diameter of the ring shape is larger than the width of the tower crane structure, so that the embedded structure can cover the bottom of the whole tower crane; the top of the embedded steel plate is provided with an annular flange, so that the embedded steel plate is convenient to connect with the water-proof structure at the upper part; the anchoring steel bar is L-shaped, the upper end is welded after being tightly attached to the embedded steel plate, and the lower end is embedded into the concrete foundation of the tower crane, so that the device is supported and anti-floating.
The water-proof structure comprises: the waterproof structure consists of a steel retaining wall and a sealing waterproof strip, the steel retaining wall is a closed cylindrical steel plate structure, and the diameter of the steel retaining wall is the same as that of the embedded steel plate, so that the embedded structure and the bottom of the tower crane are covered; the top and the bottom of the steel retaining wall are respectively provided with an annular flange, and the annular flanges are connected with the embedded steel plates or are used for splicing the two sections of steel retaining walls; the sealing waterproof strip is fixed at the bottom of the steel retaining wall and is further fixed at the annular edge part of the embedded steel plate through the caulking groove, so that the sealing performance and the stability between the protection device and the concrete foundation are improved. The surface of the steel wall is coated with antirust paint to prevent rust in the use process in water.
And (3) supporting structure: the supporting structure consists of transverse stiffening ribs, vertical dowel bars and opposite ejector rods; the transverse stiffening rib is an annular steel plate and welded on the inner side of the steel retaining wall for reinforcing the integral structure. The vertical dowel bar is a hollow steel tube, and the outer side of the tube wall is provided with a protruding fastener for fixing the opposite ejector rod. The ejector rod is two hollow steel pipes, and one hollow steel pipe can be inserted into the other hollow steel pipe for combination. Holes are arranged at the corresponding positions of the two pairs of ejector rods, and the two pairs of ejector rods can be fixed by using bolts after being connected. The end part of the ejector rod piece is provided with a buckle device, so that the ejector rod piece can be stably connected with the vertical dowel bar, and the stability of the whole structure is improved.
The underwater tower crane protection device provided by the utility model has the characteristics of simple structure, convenience in installation, stability and reliability, and can be widely applied to underwater operation scenes such as bridge construction, wharf construction, deep water foundation construction and the like. Compared with the common protecting device, the protecting device provided by the utility model not only can play a role in preventing water from immersing and flushing the tower crane, but also can prevent sundries in water flow and surrounding traffic tools from damaging the tower crane, thereby providing a solution for installation and operation of the tower crane in water.
Drawings
FIG. 1 is a schematic diagram of the structure of the device;
FIG. 2 is a cross-sectional view of the present device;
the reference numerals in the figures illustrate: 1. steel retaining walls; 2. embedding a steel plate; 3. anchoring the steel bars; 4. an annular flange; 5. transverse stiffeners 2;6. a vertical dowel bar; 7. and (5) aligning the ejector rod.
Description of the embodiments
The present utility model will be described in detail with reference to specific embodiments, but this does not limit the scope of the present utility model.
And (5) embedding a structure: the embedded structure consists of an embedded steel plate (2) and an anchor bar (3). The embedded steel plate is annular, the diameter is 2 m, the thickness of the steel plate is 3.5mm, the length of the anchoring steel bar is 80cm, and the screw thread steel with the diameter of 26mm is selected. Before concrete pouring of the foundation of the underwater tower crane, embedding the anchoring steel bars and the lower half part of the embedded steel plate in the concrete foundation, so that the upper half part of the embedded steel plate is exposed after the concrete pouring of the foundation, and the annular plane is in a horizontal state. The top of the embedded steel plate is provided with an annular flange (4) which is used for being conveniently connected with the upper water retaining structure.
The water-proof structure comprises: the water-proof structure is composed of a steel retaining wall (1) and a sealing waterproof strip. The steel retaining wall (1) is of a cylindrical steel plate structure, and the diameter of the steel retaining wall is the same as that of the embedded steel plate. The top and the bottom of the steel retaining wall (1) are both provided with annular flanges (4), the diameter of the steel retaining wall is matched with that of the embedded steel plate (2), and the steel retaining wall is connected with the embedded steel plate (2) through the annular flanges (4). The sealing waterproof strip is fixed at the bottom of the steel retaining wall (1) and is further fixed at the annular edge part of the steel retaining wall (1) through the caulking groove, so that the sealing performance between the embedded structure and the water retaining structure is improved. The surface of the steel guard wall (1) is subjected to rust-proof treatment so as to prevent rust from happening in the use process in water.
And (3) supporting structure: the supporting structure consists of transverse stiffening ribs (5), vertical dowel bars (6) and opposite ejector rods (7). The transverse stiffening ribs (5) are annular steel plates, the diameter of the transverse stiffening ribs is the same as that of the embedded steel plates (2), and the transverse stiffening ribs are arranged on the inner sides of the steel retaining walls in a welding mode, so that the stability of the whole structure is enhanced. The vertical dowel bar (6) is a hollow steel tube with the diameter of 0.1 meter, and the outer side of the tube wall is provided with a protruding steel tube for fixing the opposite ejector rod (7). The push rod (7) is two hollow steel pipes with different diameters, and is fixed by a bolt after being inserted and connected. Holes are arranged at corresponding positions of the two opposite ejector rods (7), and stability of the device is ensured after the bolts are fixed. The end part of the push rod piece (7) can be provided with a clamping device which is stably connected with the vertical dowel bar (6).
Through the structural design of the embodiment, the underwater tower crane protection device can be applied in water. Firstly, installing the embedded structure in a concrete foundation of the underwater tower crane to serve as a stress foundation of the whole protection device, then connecting the steel retaining wall with the embedded steel plate through the annular flange, extruding a sealing waterproof strip at the bottom of the steel retaining wall through the tightening flange to play a role in water isolation, and after the lower structure of the tower crane is installed, connecting the ejector rods through insertion to form a stable integral structure. The device can protect the underwater structure of the tower crane effectively, prevent water flow from penetrating, reduce the corrosion of water flow and the damage to the tower crane caused by scouring, and can be freely assembled according to the water inlet height of the tower crane by adjusting the node number of the steel retaining wall. The device has simple installation process, removes the step of additionally pouring underwater concrete, solves the problem that water is easy to leak by a method of fixing the steel casing on a concrete foundation through expansion bolts and the like, can be dismantled for reuse after the use is finished, reduces construction cost and period, and provides a protection scheme for water engineering construction.
Claims (7)
1. An underwater tower crane protecting device convenient to install, which consists of a pre-buried structure, a water-proof structure and a supporting structure, is characterized in that,
the embedded structure comprises an embedded steel plate and an anchor bar, wherein the embedded steel plate is in a closed ring shape, the diameter of the ring shape is larger than the width of the tower crane structure, the top of the embedded steel plate is provided with an annular flange, and the top end of the anchor bar is welded on the inner side of the embedded steel plate;
the waterproof structure comprises a steel retaining wall and a sealing waterproof strip, wherein the steel retaining wall is of a closed cylindrical steel plate structure, the top and the bottom of the steel retaining wall are both provided with annular flanges, and the sealing waterproof strip is fixed at the bottom of the steel retaining wall;
the supporting structure comprises transverse stiffening ribs, vertical dowel bars and opposite ejector rods, wherein the transverse stiffening ribs are annular steel plates and are welded on the inner sides of the steel retaining walls, the vertical dowel bars are hollow steel pipes, protruding fasteners are arranged on the outer sides of the pipe walls and used for fixing the opposite ejector rods, the opposite ejector rods are two hollow steel pipes, one hollow steel pipe can be inserted into the other hollow steel pipe to be combined, holes are formed in the corresponding positions of the two opposite ejector rods, and the opposite ejector rods can be fixed by bolts after being connected.
2. The protection device according to claim 1, wherein the upper ends of the anchoring steel bars are tightly attached to the embedded steel plates and then welded, and the lower ends of the anchoring steel bars are embedded into the concrete foundation of the tower crane to provide support and anti-floating effect for the device.
3. The protective device according to claim 1, wherein the steel retaining wall has the same diameter as the pre-buried steel plate, and is connected with the pre-buried steel plate through an annular flange.
4. The guard of claim 1, wherein the annular edge portion of the pre-buried steel plate is further provided with a caulking groove for fixing the sealing waterproof strip to enhance sealability between the annular steel plate and the concrete foundation.
5. The protection device according to claim 1, wherein the transverse stiffeners are provided with holes in the same vertical direction for passing through and securing the vertical dowel.
6. The guard according to claim 1, wherein the end of the counter rod is provided with a snap-fit means for stable connection with the vertical dowel.
7. The protective apparatus of claim 1, wherein the steel retaining wall and the pre-buried steel plate are coated with a rust-proof paint to prevent corrosion during use in water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215544.7U CN220664726U (en) | 2023-08-17 | 2023-08-17 | Aquatic tower crane protector convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215544.7U CN220664726U (en) | 2023-08-17 | 2023-08-17 | Aquatic tower crane protector convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220664726U true CN220664726U (en) | 2024-03-26 |
Family
ID=90336781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322215544.7U Active CN220664726U (en) | 2023-08-17 | 2023-08-17 | Aquatic tower crane protector convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220664726U (en) |
-
2023
- 2023-08-17 CN CN202322215544.7U patent/CN220664726U/en active Active
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