CN219343296U - Tower crane foundation based on basement cast-in-situ structural column and steel bearing platform - Google Patents
Tower crane foundation based on basement cast-in-situ structural column and steel bearing platform Download PDFInfo
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- CN219343296U CN219343296U CN202320266335.2U CN202320266335U CN219343296U CN 219343296 U CN219343296 U CN 219343296U CN 202320266335 U CN202320266335 U CN 202320266335U CN 219343296 U CN219343296 U CN 219343296U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform, which comprises a structural column (1), a main beam (3), a secondary beam (4) and a support (7); the pair of main beams (3) are symmetrically arranged at two sides of a tower crane foundation construction area of the newly-added tower crane, the main beams (3) are horizontally hung at the tops of the structural columns (1), a pair of secondary beams (4) are arranged in the tower crane foundation construction area in parallel, and two ends of the secondary beams (4) extend to the pair of main beams (3) respectively and are vertically fixedly connected with the pair of main beams (3) to form a steel bearing platform structure; the supports (7) are respectively arranged on the pair of secondary beams (4) at intervals to form a tower crane foundation, so that the newly-added tower crane is arranged on the steel bearing platform structure through the supports (7). The utility model can solve the problem that the tower crane foundation cannot be constructed at the newly added tower crane position in the prior art due to factors such as fields, working procedures and the like.
Description
Technical Field
The utility model relates to tower crane construction equipment, in particular to a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform.
Background
In the deep foundation pit construction process of a super high-rise building in a soft soil area, the ground structure of the building engineering is a steel structure tower, the space of a site is narrow, and due to factors such as a project period plan in advance, the transport capacity of an originally arranged tower crane is insufficient to meet the construction requirement, so that one tower crane needs to be added to improve the transport capacity. But the basement structure of the newly added tower crane position is not constructed at this time, and the condition of installing the tower crane is not provided, namely, the position of the newly added tower crane is not provided with the traditional reinforced concrete tower crane foundation. Because the basement structure is not under construction and the space of the existing site is narrow and small, the construction of the traditional tower crane foundation cannot be met, if the tower crane foundation is constructed in a reserved hole mode, the reserved hole is required to be plugged in the later stage, the construction process is increased, and the reserved hole can also have leakage risk. Therefore, a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform is needed to be provided, and the problem that the tower crane foundation cannot be constructed due to factors such as construction sites and working procedures at the newly added tower crane position in the prior art can be solved.
Disclosure of Invention
The utility model aims to provide a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform, which can solve the problem that the tower crane foundation cannot be constructed due to factors such as places, working procedures and the like at the newly added tower crane position in the prior art.
The utility model is realized in the following way:
a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform comprises a structural column, a main beam, a secondary beam and a support; the pair of main beams are symmetrically arranged at two sides of a tower crane foundation construction area of the newly-added tower crane, the main beams are horizontally hoisted at the tops of the structural columns, the pair of secondary beams are arranged in the tower crane foundation construction area in parallel, and two ends of the secondary beams extend to the pair of main beams respectively and are vertically fixedly connected with the pair of main beams to form a steel bearing platform structure; the supports are arranged on the pair of secondary beams at intervals respectively to form a tower crane foundation, so that the newly-added tower crane is arranged on the steel bearing platform structure through the supports.
The top of the structural column is provided with an embedded plate, the embedded plate is embedded on the upper end face of the structural column in a flush manner through an embedded rod, and the bottom of the main beam is welded and fixed with the embedded plate.
The length of the embedded plate is greater than the width of the main beam, and a plurality of embedded rods are distributed in a matrix and vertically inserted in the connecting holes of the embedded plate.
And extension reinforcing bars are arranged in the structural columns of the main girder to enable the cross section size of the structural columns of the main girder to be larger than that of other structural columns.
And rib plates are arranged at the joint of the main beam and the secondary beam, and the main beam, the secondary beam and the rib plates are welded into an integrated structure.
The distance between the pair of secondary beams is consistent with the width of the tower crane foundation.
And a plurality of reinforcing beams are connected between the pair of secondary beams, the reinforcing beams are positioned in a construction area of the tower crane foundation, and the pair of secondary beams and the reinforcing beams are welded into an integrated structure.
The reinforcing beams are respectively vertically and obliquely arranged between the pair of secondary beams, and two ends of each reinforcing beam are connected to the mounting positions of the supports on the secondary beams.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model is provided with the main beams and the secondary beams, the pair of main beams are symmetrically arranged on the structural columns at two sides of the tower crane foundation, the pair of secondary beams are arranged at the tower crane foundation and are connected between the pair of main beams in parallel to form the steel bearing platform structure for bearing the load of the newly-added tower crane and transmitting the load to the structural columns, the utility model can replace the traditional tower crane foundation in the form of cast-in-situ reinforced concrete, has definite foundation stress, safe and reliable structure and ensures the safe operation of the newly-added tower crane.
2. The utility model is provided with the extension reinforcing bars, the rib plates and the reinforcing beams, the extension reinforcing bars can effectively improve the bearing capacity of the structural column through the increase of the cross section size, the rib plates and the reinforcing beams can effectively improve the bearing capacity of the tower crane foundation, the stress requirement of the tower crane foundation is met, and the safe operation of the newly-added tower crane is further ensured.
3. Compared with the traditional reinforced concrete tower crane foundation, the utility model has the advantages that the steel structure is integrally connected, the disassembly and the assembly are convenient and quick, the limit of construction sites is avoided, the construction of the tower crane foundation can be carried out only by completing the construction of the structural column, the construction of the tower crane foundation can be carried out when the basement structure is not constructed, the problem that the tower crane foundation cannot be constructed due to factors such as sites and working procedures at the newly added tower crane position in the prior art is solved, the disassembly and the assembly can be repeatedly utilized, the economic benefit is obvious, the construction period is short, the construction cost is low, and the energy conservation and the environmental protection are realized.
Drawings
FIG. 1 is a top view of a tower crane foundation of the present utility model based on basement cast-in-place structural columns and steel caps;
FIG. 2 is a cross-sectional view of a structural column in a tower crane foundation based on a basement cast-in-place structural column and a steel cap of the present utility model;
FIG. 3 is a side view of a pre-buried plate in a tower crane foundation based on a basement cast-in-place structural column and a steel bearing platform of the present utility model;
FIG. 4 is a bottom view of the embedment plate in the tower foundation of the present utility model based on the basement cast-in-place structural columns and steel caps.
In the figure, 1 structural column, 101 extension reinforcement, 2 pre-buried board, 201 pre-buried pole, 3 girder, 4 secondary girders, 5 floor, 6 reinforcing beam, 7 support.
Detailed Description
The utility model will be further described with reference to the drawings and the specific examples.
Referring to fig. 1 and 2, a tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform comprises a structural column 1, a main beam 3, a secondary beam 4 and a support 7; the pair of main beams 3 are symmetrically arranged at two sides of a tower crane foundation construction area of a newly-added tower crane (not shown in the figure), the main beams 3 are horizontally hung at the tops of the structural columns 1, a pair of secondary beams 4 are arranged in the tower crane foundation construction area in parallel, and two ends of the secondary beams 4 extend to the positions of the pair of main beams 3 respectively and are vertically fixedly connected with the pair of main beams 3 to form a steel bearing platform structure; the supports 7 are respectively arranged on the pair of secondary beams 4 at intervals to form a tower crane foundation, so that the newly-added tower crane is arranged on the steel bearing platform structure through the supports 7.
Preferably, the main beams 3 and the secondary beams 4 can adopt box beams, the structural strength is high, the bearing capacity is strong, the specification of the box beams can be selected according to the stress requirement of the tower crane foundation, and a steel bearing platform structure is formed by connecting a pair of main beams 3 and a pair of bottom beams 4, so that reliable support is provided for the newly added tower crane. The number and the specification of the supports 7 can be adaptively adjusted according to the specification of the newly-added tower crane, and the four supports 7 are fixed on a pair of secondary beams 4 of the steel bearing platform structure in a welding, screwing mode and the like to form a tower crane foundation meeting the stress requirement so as to facilitate the stable installation of the newly-added tower crane on the steel bearing platform. The number and the positions of the structural columns 1 are determined according to the construction area of the tower crane foundation of the newly-added tower crane, the structural columns 1 at the zero layer plates of the basements at the two sides of the construction area can be adopted, and the load of the newly-added tower crane is transmitted to the structural columns 1 through the steel bearing platform structure to replace the traditional cast-in-place concrete tower crane foundation.
Referring to fig. 2 to 4, an embedded plate 2 is disposed at the top of the structural column 1, the embedded plate 2 is embedded flush on the upper end surface of the structural column 1 by an embedded rod 201, and the bottom of the main beam 3 is welded and fixed with the embedded plate 2.
Preferably, a hole matched with the embedded rod 201 in size is reserved on the embedded plate 2, one end of the embedded rod 201 is inserted into the connecting hole and fixed by plug welding, so that the embedded rod 201 is vertically connected with the embedded plate 2. When the structural column 1 is poured, the embedded rod 201 is inserted into the structural column 1 and is fixedly bound with the reinforced structure in the structural column 1, so that the top surface of the embedded plate 2 is flush with the top surface of the structural column 1, and the main beam 3 is fixedly welded by the embedded plate 2, so that the installation reliability of the main beam 3 at the top of the structural column 1 is ensured.
Referring to fig. 3 and 4, the length of the embedded plate 2 is greater than the width of the main beam 3, and a plurality of embedded rods 201 are distributed in a matrix and vertically inserted into connection holes (not shown) of the embedded plate 2.
The main beam 3 can be completely arranged on the embedded plate 2, so that the embedded plate 2 can bear the main beam 3 reliably, and the main beam 3 can effectively transfer the load to the structural column 1.
Referring to fig. 2, an extension reinforcement 101 is disposed in the structural column 1 of the main beam 3 for hoisting, so that the cross-sectional dimension of the structural column 1 of the main beam 3 is larger than that of other structural columns 1.
The cross section size of the structural column 1 is increased by extending the reinforcing bars 101, and the structural strength of the structural column 1 is improved, so that the structural column 1 is ensured to provide stable and reliable support for newly-added tower cranes through tower crane foundations. In order to avoid unnecessary construction procedures, the extension reinforcing bars 101 are only added to the structural columns 1 needing to be hoisted to the main beam 3, and all other structural columns 1 are constructed conventionally according to engineering requirements.
Referring to fig. 1, a rib plate 5 is disposed at the connection between the main beam 3 and the secondary beam 4, and the main beam 3, the secondary beam 4 and the rib plate 5 are welded into an integral structure.
The strength of the joint of the main beam 3 and the secondary beam 4 is improved through the rib plates 5, so that the structural stability and the supporting reliability of the steel bearing platform structure are ensured. Preferably, the rib 5 may be a triangular steel plate.
Referring to fig. 1, the distance between the pair of secondary beams 4 is consistent with the width of the tower crane foundation, so that the construction of the tower crane foundation is ensured, and the load of the newly added tower crane is ensured to be completely transferred to the pair of secondary beams 4 through the support 7 and then transferred to the structural column 1 through the pair of main beams 3.
A plurality of reinforcing beams 6 are connected between the pair of secondary beams 4, the plurality of reinforcing beams 6 are positioned in a construction area of the tower crane foundation, and the pair of secondary beams 4 and the plurality of reinforcing beams 6 are welded into an integrated structure.
Preferably, the beam 6 is reinforced and H-section steel is used. The reinforcing beam 6 connects the pair of secondary beams 4 into a whole, so that the bearing capacity of the pair of secondary beams 4 is improved, the stress requirement of a tower crane foundation is met, and the supporting stability and the reliability of the steel bearing platform structure to the newly-added tower crane are further ensured.
Referring to fig. 1, the reinforcing beams 6 are respectively vertically and obliquely arranged between a pair of secondary beams 4, and two ends of each reinforcing beam 6 are connected to mounting positions of the supports 7 on the secondary beams 4.
The structural strength and the bearing capacity of the four supports 7 of the tower crane foundation can be effectively improved through the vertical and inclined arrangement of the reinforcing beam 6, and the stress requirement of the tower crane foundation is met, so that the safe operation of the newly-added tower crane is ensured.
Referring to fig. 1 to 4, the construction method of the present utility model comprises:
according to the construction position of the tower crane foundation of the newly-added tower crane, at least four upright posts of the basement zero layer plates on two sides of the construction position are selected as the structural columns 1, and the embedded plates 2 are embedded at the tops of the structural columns 1 through the embedded rods 201.
The main beams 3 are positioned and welded with the embedded plates 2, so that two ends of one main beam 3 are installed through the tops of the two structural columns 1, if the main beam 3 is longer, the main beam 3 can also be installed through the tops of three or more structural columns 1, and according to the size of a conventional tower crane foundation, the main beam 3 is preferably installed through the tops of the two structural columns 1. A pair of main beams 3 are symmetrically arranged at two sides of a tower crane foundation, so that the stress balance at two sides is ensured.
And a secondary beam 4 is hoisted between the pair of main beams 3, two ends of the secondary beam 4 are welded with the pair of main beams 3 vertically, a plurality of rib plates 5 are welded at the welding joint of the secondary beam 4 and the main beams 3 circumferentially, the reliability of the connection joint of the main beam and the secondary beam is improved, and a steel bearing platform structure supported by the structural column 1 is formed. The pair of secondary beams 4 are arranged between the pair of main beams 3 in parallel, and the distance between the pair of secondary beams 4 is consistent with the width of the tower crane foundation, so that the steel bearing platform structure can effectively support the newly-added tower crane through the pair of secondary beams 4.
Four supports 7 are arranged on the pair of secondary beams 4 to form a tower crane foundation for connecting with a newly added tower crane.
Four reinforcing beams 6 are additionally arranged in a tower crane foundation construction area between a pair of secondary beams 4 in a welding mode, wherein two reinforcing beams 6 are perpendicular to the pair of secondary beams 4, two ends of the two reinforcing beams 6 are located at the connection positions of four supports 7 and the secondary beams 4, and the other two reinforcing beams 6 are arranged in a rectangular structure formed by surrounding the two reinforcing beams 6 and the pair of secondary beams 4 in a crossing mode and used for further improving the bearing capacity of the tower crane foundation.
The newly-added tower crane is arranged on the four supports 7, and then the operation of the newly-added tower crane can be performed.
The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, therefore, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. A tower crane foundation based on a basement cast-in-situ structural column and a steel bearing platform is characterized in that: comprises a structural column (1), a main beam (3), a secondary beam (4) and a support (7); the pair of main beams (3) are symmetrically arranged at two sides of a tower crane foundation construction area of the newly-added tower crane, the main beams (3) are horizontally hung at the tops of the structural columns (1), a pair of secondary beams (4) are arranged in the tower crane foundation construction area in parallel, and two ends of the secondary beams (4) extend to the pair of main beams (3) respectively and are vertically fixedly connected with the pair of main beams (3) to form a steel bearing platform structure; the supports (7) are respectively arranged on the pair of secondary beams (4) at intervals to form a tower crane foundation, so that the newly-added tower crane is arranged on the steel bearing platform structure through the supports (7).
2. The tower crane foundation based on the basement cast-in-situ structural column and the steel bearing platform as claimed in claim 1, wherein the tower crane foundation is characterized in that: the top of structure post (1) be equipped with pre-buried board (2), pre-buried board (2) are buried underground on the up end of structure post (1) through pre-buried pole (201), and the bottom and pre-buried board (2) welded fastening of girder (3).
3. The tower crane foundation based on the basement cast-in-situ structural column and the steel bearing platform as claimed in claim 2, wherein the tower crane foundation is characterized in that: the length of the embedded plate (2) is greater than the width of the main beam (3), and a plurality of embedded rods (201) are distributed in a matrix and vertically inserted into the connecting holes of the embedded plate (2).
4. The tower crane foundation based on the basement cast-in-situ structural columns and the steel bearing platforms according to claim 1 or 2, wherein the tower crane foundation is characterized in that: the structural columns (1) of the main beam (3) are hoisted and are internally provided with extension reinforcing bars (101), so that the cross section size of the structural columns (1) of the main beam (3) is larger than that of other structural columns (1).
5. The tower crane foundation based on the basement cast-in-situ structural column and the steel bearing platform as claimed in claim 1, wherein the tower crane foundation is characterized in that: the rib plate (5) is arranged at the joint of the main beam (3) and the secondary beam (4), and the main beam (3), the secondary beam (4) and the rib plate (5) are welded into an integrated structure.
6. The tower crane foundation based on the basement cast-in-situ structural column and the steel bearing platform as claimed in claim 1, wherein the tower crane foundation is characterized in that: the distance between the pair of secondary beams (4) is consistent with the width of the tower crane foundation.
7. The tower crane foundation based on the basement cast-in-situ structural columns and the steel bearing platforms according to claim 1 or 6, wherein the tower crane foundation is characterized in that: a plurality of reinforcing beams (6) are connected between the pair of secondary beams (4), the reinforcing beams (6) are positioned in a construction area of the tower crane foundation, and the pair of secondary beams (4) and the reinforcing beams (6) are welded into an integrated structure.
8. The tower crane foundation based on the basement cast-in-situ structural columns and the steel bearing platform as claimed in claim 7, wherein the tower crane foundation is characterized in that: the reinforcing beams (6) are respectively vertically and obliquely arranged between the pair of secondary beams (4), and two ends of each reinforcing beam (6) are connected to the mounting positions of the supports (7) on the secondary beams (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320266335.2U CN219343296U (en) | 2023-02-21 | 2023-02-21 | Tower crane foundation based on basement cast-in-situ structural column and steel bearing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320266335.2U CN219343296U (en) | 2023-02-21 | 2023-02-21 | Tower crane foundation based on basement cast-in-situ structural column and steel bearing platform |
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| Publication Number | Publication Date |
|---|---|
| CN219343296U true CN219343296U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320266335.2U Active CN219343296U (en) | 2023-02-21 | 2023-02-21 | Tower crane foundation based on basement cast-in-situ structural column and steel bearing platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219343296U (en) |
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2023
- 2023-02-21 CN CN202320266335.2U patent/CN219343296U/en active Active
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