CN217811167U - Fixed support bracket capable of adjusting elevation of embedded support leg of tower crane - Google Patents
Fixed support bracket capable of adjusting elevation of embedded support leg of tower crane Download PDFInfo
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- CN217811167U CN217811167U CN202221625551.3U CN202221625551U CN217811167U CN 217811167 U CN217811167 U CN 217811167U CN 202221625551 U CN202221625551 U CN 202221625551U CN 217811167 U CN217811167 U CN 217811167U
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- steel pipe
- tower crane
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Abstract
The utility model relates to a fixed support of pre-buried landing leg elevation of adjustable tower crane. The utility model comprises a top support, a steel pipe, a steel bar tripod and a reinforcing steel bar, wherein the top support is arranged above the steel pipe and is movably connected with the steel pipe, the top of the steel bar tripod is fixed around the middle part of the steel pipe by welding, and the bottom of the steel bar tripod and the bottom of the steel pipe are on the same plane; the reinforcing steel bars are arranged between the steel bar tripods and are connected through welding to stabilize the tripods. The utility model discloses an adjust the jacking height and adjust pre-buried landing leg elevation, improve the efficiency of construction, guarantee the follow-up installation safety in utilization of tower crane.
Description
Technical Field
The utility model relates to a construction field especially relates to a to in the construction of job site tower crane foundation, the fixed support of the pre-buried landing leg elevation of adjustable tower crane.
Background
The tower crane is a key hoisting device in a construction site. Plays an important role in weight-reduction construction. Along with more and more high-rise buildings, the vertical transportation equipment required by high-rise construction is mainly a tower crane, and the installation and the use of the tower crane more and more arouse the attention of construction and constructors. The correct tower crane foundation is the foundation for ensuring the safe use of the tower crane, and when the tower crane foundation is constructed, the supporting legs of the tower crane are usually pre-buried in the tower crane foundation, and the horizontal position and elevation are required to be controlled.
The conventional construction method for elevation control of the embedded support leg comprises the following steps: after the binding of the bottom ribs of the tower crane foundation is finished, hoisting by using a truck crane, adjusting and fixing the tower crane positioning frame and the embedded support legs in the foundation steel bars in a manual prying mode, and adjusting and controlling the elevation and the horizontal position of the tower crane positioning frame and the embedded support legs. The construction method is not easy to operate when elevation is controlled, secondary adjustment is difficult after the elevation is not controlled in place for the first time, and once the elevation deviation is large, the tower crane cannot be normally installed.
SUMMERY OF THE UTILITY MODEL
For the above-mentioned technical problem who exists among the solution background art, the utility model relates to a solid of pre-buried landing leg elevation of adjustable tower crane holds in the palm has overcome the pre-buried landing leg elevation adjustment difficulty of tower crane, guarantees tower crane safety in utilization.
The technical solution of the utility model is that: the utility model relates to a fixed support of pre-buried landing leg elevation of adjustable tower crane, its special character lies in: the fixed support comprises a top support, a steel pipe, a steel bar tripod and a reinforcing steel bar, the top support is arranged above the steel pipe and is movably connected with the steel pipe, the top of the steel bar tripod is fixed around the middle part of the steel pipe through welding, and the bottom of the steel bar tripod and the bottom of the steel pipe are on the same plane; the reinforcing steel bars are arranged between the steel bar tripods and are connected through welding to stabilize the tripods.
Further, the bottom of the jacking is provided with a bolt, the bolt extends into the steel pipe and is in threaded fit with the steel pipe, and the elevation of the embedded support leg is adjusted and controlled by adjusting the height of the jacking.
Furthermore, the number of the reinforcing steel bars is five, the five reinforcing steel bars are positioned on the same horizontal plane, three reinforcing steel bars are respectively arranged between the steel bar tripods, two reinforcing steel bars are arranged between the three reinforcing steel bars, and the middle parts of the two reinforcing steel bars are welded with the contact surfaces of the steel pipes.
Furthermore, C25 steel bars are adopted as the steel bar tripod, and A12 steel bars are adopted as the reinforcing steel bars.
The utility model provides a pair of fixed support of pre-buried landing leg elevation of adjustable tower crane, whole support of the palm uses the steel pipe as the main part, and the top holds in the palm and fixes on steel pipe upper portion, and 3C 25 reinforcing bars of steel pipe lower part slant welding, lower part flush with the steel pipe bottom, form a reinforcing bar tripod, and it is vertical to be used for firm steel pipe. A plurality of A12 steel bars are welded around the steel bar tripod for stabilizing the steel bar tripod and the steel pipe. Wherein the material size of using should be confirmed according to the tower crane basis size of arranging, makes 4 same supports after the size confirmation, places respectively in tower crane positioning frame horizontal pole below, adjusts pre-buried landing leg elevation through adjusting the jacking height afterwards, improves the efficiency of construction, guarantees the follow-up installation of tower crane safe in utilization. The utility model discloses all materials that choose for use all can be collected at the job site.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The reference numerals are explained below:
1. jacking; 2. a bolt; 3. a steel pipe; 4. a steel bar tripod; 5. and reinforcing the steel bars.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
Referring to fig. 1, the structure of the present invention includes a top support 1, a steel pipe 3, a steel bar tripod 4 and a steel bar reinforcement 5; the jacking 1 is arranged above the steel pipe 3; the top of the steel bar tripod 4 is fixed around the middle part of the steel pipe 3 by welding, and the bottom of the steel bar tripod and the bottom of the steel pipe 3 are on the same plane and are kept stable; the reinforcing steel bars 5 are arranged between the steel bar tripods 4 and are connected through welding to stabilize the tripods. The bottom of the jacking 1 is provided with a bolt 2, the bolt 2 extends into the steel pipe 3, the bolt is in threaded fit with the steel pipe 3, and the elevation of the embedded supporting leg is adjusted and controlled by adjusting the height of the jacking 1. The number of the reinforcing steel bars 5 is five, the five reinforcing steel bars 5 are located on the same horizontal plane, three reinforcing steel bars are respectively arranged between the steel bar tripod 4, two reinforcing steel bars are arranged between the three reinforcing steel bars, and the middle parts of the two reinforcing steel bars are welded with the contact surface of the steel pipe 3.
The size of the support bracket is determined according to the size of the tower crane foundation, 4 same support brackets are manufactured after the size is determined and are respectively placed below a cross rod of a tower crane positioning frame, and then the elevation of the embedded support legs is adjusted by adjusting the height of the top support, so that the construction efficiency is improved, and the installation and use safety of the tower crane is ensured.
The utility model discloses a concrete application method as follows:
1) Manufacturing a support;
the size of the fixed support is determined according to the size of the tower crane foundation, and then 4 fixed supports are manufactured. The whole support bracket takes a steel pipe 3 as a main body, a jacking support 1 is fixed on the upper part of the steel pipe 3 (the jacking support of a reference support frame is arranged), 3C 25 steel bars are welded on the lower part of the steel pipe 3 in an inclined mode, the lower part of the steel pipe is flush with the bottom of the steel pipe 3, and a steel bar tripod 4 is formed and used for stabilizing the verticality of the steel pipe 3. And 5A 12 steel bars are welded around the steel bar tripod 4 for two circles to stabilize the steel bar tripod 4 and the steel pipe 3.
2) Placing a support and hoisting a positioning frame;
and after the bottom ribs of the tower crane are bound, respectively placing the support brackets on four side lines of the pre-buried size of the tower crane. And then the tower crane positioning frame and the supporting legs are integrally hoisted and aligned with the embedded supporting legs, and meanwhile, 4 supporting brackets are respectively clamped at the bottoms of the supporting legs or on the horizontal rods of the positioning frame and are fixed firmly. And in the hoisting process, the embedded support legs are approximately positioned at the designed elevation position.
3) Adjusting elevation;
and adjusting the jacking of the 4 supports to match with the truck crane and adjusting the elevation of the embedded support leg.
The present invention and the technical contents not specifically described in the above embodiments are the same as those of the prior art.
The above are only the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and the scope of the present disclosure should be subject to the scope of the claims.
Claims (4)
1. The utility model provides a fixed of pre-buried landing leg elevation of adjustable tower crane holds in palm which characterized in that: the fixed support comprises a top support, a steel pipe, a steel bar tripod and a reinforcing steel bar, the top support is arranged above the steel pipe and movably connected with the steel pipe, the top of the steel bar tripod is fixed around the middle of the steel pipe through welding, and the bottom of the steel bar tripod and the bottom of the steel pipe are on the same plane; the reinforcing steel bars are arranged between the steel bar tripods.
2. The fixed support bracket capable of adjusting the standard height of the embedded supporting leg of the tower crane according to claim 1, is characterized in that: and a bolt is arranged at the bottom of the jacking and extends into the steel pipe, and is in threaded fit with the steel pipe.
3. The fixed support bracket capable of adjusting the standard height of the embedded supporting leg of the tower crane according to claim 2, is characterized in that: the steel pipe reinforcing structure is characterized in that the number of reinforcing steel bars is five, the five reinforcing steel bars are located on the same horizontal plane, three reinforcing steel bars are respectively arranged between the steel bar tripod, two reinforcing steel bars are arranged between the three reinforcing steel bars, and the middle parts of the two reinforcing steel bars are welded with the contact surface of the steel pipe.
4. The fixing support for the elevation of the embedded support leg of the adjustable tower crane according to any claim from 1 to 3, is characterized in that: the steel bar tripod adopts C25 steel bars, and the reinforcing steel bars adopt A12 steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221625551.3U CN217811167U (en) | 2022-06-28 | 2022-06-28 | Fixed support bracket capable of adjusting elevation of embedded support leg of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221625551.3U CN217811167U (en) | 2022-06-28 | 2022-06-28 | Fixed support bracket capable of adjusting elevation of embedded support leg of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217811167U true CN217811167U (en) | 2022-11-15 |
Family
ID=83960676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221625551.3U Active CN217811167U (en) | 2022-06-28 | 2022-06-28 | Fixed support bracket capable of adjusting elevation of embedded support leg of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217811167U (en) |
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2022
- 2022-06-28 CN CN202221625551.3U patent/CN217811167U/en active Active
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