CN212001197U - Water stop structure for enclosure of underwater tower crane foundation - Google Patents
Water stop structure for enclosure of underwater tower crane foundation Download PDFInfo
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- CN212001197U CN212001197U CN202020397405.4U CN202020397405U CN212001197U CN 212001197 U CN212001197 U CN 212001197U CN 202020397405 U CN202020397405 U CN 202020397405U CN 212001197 U CN212001197 U CN 212001197U
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- water stop
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Abstract
The utility model relates to a bridge construction technical field specifically indicates an aquatic tower crane foundation enclosure stagnant water structure. Including main mound cushion cap, its characterized in that: the steel pile casing is fixed at the upper end of the main pier bearing platform; the steel protects a tubular structure for both ends opening and ring cover at the tower crane lower extreme about, and the lower extreme that the steel protected a section of thick bamboo and the up end of main pier cap are provided with stagnant water structure between. The utility model discloses simple structure, simple to operate can improve the isolated effect of good stagnant water for the tower crane bottom, avoids because steam enters into the tower crane bottom and causes the corruption damage to tower crane and main mound cushion cap junction, has improved the stability and the security of tower crane construction, has very big spreading value.
Description
Technical Field
The utility model relates to a bridge construction technical field specifically indicates an aquatic tower crane foundation enclosure stagnant water structure.
Background
In hoisting equipment, the tower crane is widely applied to various building construction environments due to the advantages of large working amplitude, large effective coverage area, capability of rotating for more than 360 degrees, high working efficiency, large hoisting height and the like. The tower crane is divided into a walking type and a fixed type according to whether the tower crane can move or not. Wherein, the tower body of the fixed tower crane is fixed and does not rotate. Tower cranes on land are typically mounted on monolithic concrete foundations, or on strip-form X-shaped concrete foundations. And when the tower crane is constructed on water, the construction of the tower crane foundation becomes extremely difficult.
In the prior art, the above-water tower crane foundation structure generally adopts two modes, one is a steel platform tower crane foundation, and the other is a reinforced concrete tower crane foundation. After the tower crane foundation is built, the tower crane is installed on the tower crane foundation, so that the hoisting construction of the operation on water can be completed, but the tower crane foundation and the tower crane fixing connection part in the prior art can be located underwater or close to the water surface in many times, if the waterproof treatment is not carried out on the connection part, the connection part of the tower crane can be damaged when the tower crane is used for a long time, and the construction safety of the whole tower crane is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem mentioned in the background art and providing an enclosure water stop structure for an underwater tower crane foundation.
The technical scheme of the utility model is that: the utility model provides an aquatic tower crane foundation enclosure stagnant water structure, includes main mound cushion cap, its characterized in that: the steel pile casing is fixed at the upper end of the main pier bearing platform; the steel protects a tubular structure for both ends opening and ring cover at the tower crane lower extreme about, and the lower extreme that the steel protected a section of thick bamboo and the up end of main pier cap are provided with stagnant water structure between.
The water stopping structure further comprises a water stopping strip coated at the lower end of the steel casing; the water stop strip is of a U-shaped groove structure with an opening at the upper end; a circle of U-shaped channel steel corresponding to the lower end of the steel casing is arranged on the upper end face of the main pier bearing platform; and the water stop strip is clamped in the channel steel to form a water stop structure.
Further, an anchoring structure for anchoring the steel pile casing on the main pier bearing platform is arranged between the steel pile casing and the main pier bearing platform.
The anchoring structure further comprises a bracket arranged on the steel casing and a first finish rolling deformed steel bar vertically penetrating through the bracket; and a second finish-rolled deformed steel bar fixedly connected with the first finish-rolled deformed steel bar through a connecting sleeve is pre-embedded on the main pier bearing platform.
And further, at least two groups of anchoring structures which are arranged on two opposite sides of the central line of the steel casing are arranged on the steel casing.
And waterproof mortar for coating the water stop strip is filled in the channel steel.
And further, the channel steel is fixed on the main pier bearing platform through anchor rods pre-embedded in the main pier bearing platform.
The utility model has the advantages that: 1. the utility model discloses a set up the steel and protect a section of thick bamboo at the up end of main mound cushion cap, protect the tower crane bottom, make the tower crane bottom form and do construction and service environment, avoid water to enter into the corrosion damage problem that the tower crane bottom and main mound cushion cap junction caused, improved tower crane bottom and main mound cushion cap connection stability and security, set up the stagnant water structure and can further form good stagnant water sealed effect between steel protects a section of thick bamboo and main mound cushion cap;
2. the utility model forms a water stop structure for sealing the steel casing and the main pier bearing platform through the combined structure of the water stop strip and the channel steel, can further isolate water vapor from entering the steel casing from the bottom of the steel casing, the steel casing extrudes the rubber water stop strip, and the rubber water stop strip is filled in the channel steel, thus forming a sealed isolation structure, and the structure is extremely simple and the installation is also extremely convenient;
3. the utility model anchors the steel casing on the upper end face of the main pier bearing platform through the anchoring structure, one function is to improve the connection stability of the steel casing and the main pier bearing platform, and the other function is to generate the opposite pulling effect through the first finish rolling deformed steel bar and the second finish rolling deformed steel bar, so as to improve the acting force of the steel casing on the water stop bar and improve the sealing performance of the water stop bar and the channel steel;
4. the water stop bar can be coated and fixed at the joint of the steel casing and the channel steel by filling the waterproof mortar in the channel steel, so that the connection sealing property of the whole steel casing and the channel steel is further enhanced; the utility model discloses a channel-section steel is fixed in on the main mound cushion cap through pre-buried stock in main mound cushion cap, and stability is good, can protect a section of thick bamboo for the steel and provide good supporting role.
The utility model discloses simple structure, simple to operate can improve the isolated effect of good stagnant water for the tower crane bottom, avoids because steam enters into the tower crane bottom and causes the corruption damage to tower crane and main mound cushion cap junction, has improved the stability and the security of tower crane construction, has very big spreading value.
Drawings
FIG. 1: the utility model discloses a schematic diagram of a containment water stop structure;
FIG. 2: the utility model discloses a top view of an arrangement structure of a steel casing and a main pier bearing platform;
FIG. 3: the utility model discloses a schematic view of a mounting structure of a water stop strip and a channel steel;
FIG. 4: the utility model discloses a first finish rolling deformed steel bar and a second finish rolling deformed steel bar mounting structure schematic diagram;
wherein: 1-main pier bearing platform; 2-steel casing; 3, tower crane; 4, a water stop bar; 5, channel steel; 6-bracket; 7-first finish rolling the deformed steel bar; 8-second finish rolling the deformed steel bar; 9-connecting the sleeve; 10-waterproof mortar; 11-anchor rod.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
The tower crane 3 of this embodiment uses main mound cushion cap 1 as the tower crane foundation, as shown in fig. 1 ~ 2, this embodiment has arranged waterproof sealing structure at main mound cushion cap 1's up end, cup joints the steel of 3 bottoms of tower crane promptly and protects a section of thick bamboo 2, and the steel of this embodiment protects a section of thick bamboo 2 and is upper and lower both ends open-ended tubular structure, can be square or circular, as long as be applicable to tower crane 3 can.
The steel protects a section of thick bamboo 2 and cup joints in tower crane 3 bottom, is provided with the stagnant water structure between the lower extreme of a steel protects a section of thick bamboo 2 and main mound cushion cap 1, prevents that water from entering into in the steel protects a section of thick bamboo 2 from the up end of main mound cushion cap 1. As shown in fig. 3, the water stopping structure of this embodiment includes the sealing strip 4 of cladding at the lower extreme of the steel pile casing 2, and sealing strip 4 is the U type channel structure of upper end open-ended, and the upper end face of main pier cushion cap 1 is arranged the U type channel steel 5 that the round corresponds 2 lower extremes of steel pile casing, and channel-section steel 5 is fixed on main pier cushion cap 1 through pre-buried stock 11 in main pier cushion cap 1, and sealing strip 4 block forms the stagnant water structure in channel-section steel 5. The sealing rod 4 of this embodiment is the sealing rod of rubber material, just can make it extend through extrusion sealing rod 4, and the extruded sealing rod 4 fills and forms good stagnant water seal structure in channel-section steel 5.
In order to stably fix the steel casing 2 of the present embodiment to the main pier cap 1, an anchoring structure for anchoring the steel casing 2 to the main pier cap 1 is provided between the steel casing 2 and the main pier cap 1, and in order to maintain stability, at least two sets of anchoring structures are provided on the steel casing 2 on opposite sides of a center line of the steel casing 2. As shown in fig. 4, the anchoring structure of the embodiment includes a bracket 6 disposed on the steel casing 2 and a first finish-rolled deformed steel bar 7 vertically penetrating the bracket 6, and a second finish-rolled deformed steel bar 8 fixedly connected to the first finish-rolled deformed steel bar 7 through a connecting sleeve 9 is embedded in the main pier 1.
During actual construction, the method comprises the following steps:
1. enlarging the main pier bearing platform 1 to serve as a tower crane foundation, and embedding channel steel 5, tower crane embedded column feet, second finish-rolled deformed steel bars 8 and the like on the top surface of the main pier bearing platform 1;
2. a steel plate with the thickness of 12mm is processed into the square steel protective cylinder 2, and the connecting joint is fully welded to ensure that the water leakage is avoided;
3. after the first to third standard sections of the tower crane 3 are installed, installing a U-shaped rubber water stop strip 4 at the lower opening of the steel pile casing 2, hoisting the steel pile casing 2 to be sleeved on the top surface of the main pier bearing platform 1 with the installed standard sections, and placing the steel pile casing 2 and the water stop strip 4 into a channel steel 5;
4. aligning a second finish-rolled deformed steel bar 8 on the top surface of the main pier bearing platform 1, mounting a steel corbel 6 on the steel protective cylinder 2, penetrating a first finish-rolled deformed steel bar 7 on the corbel 6, mounting a handheld piercing jack on the corbel 6, applying pre-pressure to enable the bottom opening of the steel protective cylinder 2 to compress a water stop strip 4, tightly attaching a channel steel 5 to achieve a water stop effect, screwing a finish-rolled threaded nut and a connecting sleeve 9 on the corbel 6 for fixing, and removing the handheld piercing jack after pressure relief;
5. after the tower crane 3 is installed, the bottom openings of the channel steel 5 and the steel pile casing 2 are filled with waterproof mortar 10 for sealing, an inner support is arranged on the steel pile casing 2, and a section steel buttress is arranged between the steel pile casing 2 and a pier body;
6. after the bearing platform cofferdam is removed, the steel pile casing 2 provides a dry environment for the underwater tower crane foundation, so that the daily maintenance of the tower crane 3 is facilitated;
7. when the tower crane 3 is dismantled, the upper structure of the tower crane is firstly dismantled, then the standard section below the platform is dismantled, an operator can enter the top surface of the main pier bearing platform 1 through the steel protective cylinder 2 to knock out the connecting pin, the tower crane standard section below the platform is integrally lifted out, then the handheld penetrating jack is installed on the bracket 6, pre-pressure is applied at the same time, the finish rolling threaded nut is unscrewed on the bracket 6 to the position of the bracket 6, the handheld penetrating jack and the finish rolling threaded nut are dismantled after pressure relief, the steel protective cylinder 2 is integrally lifted by a truck crane, and underwater operation is not needed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an aquatic tower crane foundation enclosure stagnant water structure, includes main mound cushion cap (1), its characterized in that: the device also comprises a steel pile casing (2) fixed at the upper end of the main pier bearing platform (1); the steel protects a tubular structure of section of thick bamboo (2) for upper and lower both ends opening and ring cover at tower crane (3) lower extreme, is provided with the stagnant water structure between the lower extreme of steel protecting a section of thick bamboo (2) and the up end of main mound cushion cap (1).
2. The water stop structure for the enclosure of the underwater tower crane foundation according to claim 1, characterized in that: the water stopping structure comprises a water stopping strip (4) coated at the lower end of the steel casing (2); the water stop strip (4) is of a U-shaped groove structure with an opening at the upper end; a circle of U-shaped channel steel corresponding to the lower end of the steel casing (2) is arranged on the upper end face of the main pier bearing platform (1); and the water stop strip (4) is clamped in the channel steel (5) to form a water stop structure.
3. The water stop structure for the enclosure of the underwater tower crane foundation according to claim 1 or 2, characterized in that: an anchoring structure for anchoring the steel pile casing (2) on the main pier bearing platform (1) is arranged between the steel pile casing (2) and the main pier bearing platform (1).
4. The water stop structure for the tower crane foundation in water according to claim 3, wherein: the anchoring structure comprises a bracket (6) arranged on the steel casing (2) and a first finish rolling deformed steel bar (7) vertically penetrating the bracket (6); and a second finish-rolled deformed steel bar (8) fixedly connected with the first finish-rolled deformed steel bar (7) through a connecting sleeve (9) is pre-embedded in the main pier bearing platform (1).
5. The water stop structure for the tower crane foundation in water according to claim 4, wherein: the steel casing (2) is provided with at least two components of anchoring structures which are arranged on two opposite sides of the central line of the steel casing (2).
6. The water stop structure for the tower crane foundation in water according to claim 2, wherein: and waterproof mortar (10) for coating the water stop strip (4) is filled in the channel steel (5).
7. The water stop structure for the tower crane foundation in water according to claim 2, wherein: the channel steel (5) is fixed on the main pier bearing platform (1) through anchor rods (11) pre-buried in the main pier bearing platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020397405.4U CN212001197U (en) | 2020-03-25 | 2020-03-25 | Water stop structure for enclosure of underwater tower crane foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020397405.4U CN212001197U (en) | 2020-03-25 | 2020-03-25 | Water stop structure for enclosure of underwater tower crane foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212001197U true CN212001197U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020397405.4U Expired - Fee Related CN212001197U (en) | 2020-03-25 | 2020-03-25 | Water stop structure for enclosure of underwater tower crane foundation |
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| CN (1) | CN212001197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687293A (en) * | 2022-04-13 | 2022-07-01 | 上海市机械施工集团有限公司 | Steel box girder hoisting method |
-
2020
- 2020-03-25 CN CN202020397405.4U patent/CN212001197U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687293A (en) * | 2022-04-13 | 2022-07-01 | 上海市机械施工集团有限公司 | Steel box girder hoisting method |
| CN114687293B (en) * | 2022-04-13 | 2024-06-07 | 上海市机械施工集团有限公司 | Steel box girder hoisting method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |