CN218990919U - Large-section prestressed beam support frame under restricted space - Google Patents
Large-section prestressed beam support frame under restricted space Download PDFInfo
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- CN218990919U CN218990919U CN202320129612.5U CN202320129612U CN218990919U CN 218990919 U CN218990919 U CN 218990919U CN 202320129612 U CN202320129612 U CN 202320129612U CN 218990919 U CN218990919 U CN 218990919U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 239000002023 wood Substances 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a large-section prestressed girder supporting frame under a limited space, which comprises a girder bottom supporting part and a plate buckle supporting frame, wherein the upper part of the girder bottom supporting part is connected with a prestressed girder body, the lower part of the girder bottom supporting part is connected with the plate buckle supporting frame, a tower crane is arranged between two adjacent plate buckle supporting frames, and the girder bottom supporting part comprises a wood slab, an upper double-spliced I-steel and a lower double-spliced I-steel. The utility model has the beneficial effects that: the double-spliced I-steel is matched with the disc buckle type supporting frame, so that the influence on the structural safety of the tower crane is avoided by crossing the tower crane foundation at one time on the basis of reducing the construction amount of the supporting frame, and the reusable I-steel replaces the beam bottom support in the common supporting frame, so that the bottom die is directly paved on the I-beam, the construction of beam bottom square steel is not needed, the construction difficulty is reduced, and the construction progress is accelerated; the support frame is an independent support structure, is not connected with surrounding full-hall type support frames, and is beneficial to guaranteeing safety of surrounding frame bodies.
Description
Technical Field
The utility model relates to a large-section prestressed beam support frame in a limited space, and belongs to the field of building construction.
Background
In the building construction industry, the tower crane has the advantages of low use cost, high reliability and the like, and has wide application; different from common residential houses, public venues can adopt a large amount of prestress construction technology in design in order to meet the modeling and use functions. The prestressed beam needs to be cast and formed once in the construction process, and the intersection parts of the prestressed beam and the tower crane and the like are not cast in a partitioned manner.
The common full-hall support frame needs to be supported on the tower crane foundation in a limited space, is too close to the tower body, has large engineering quantity of the support frame, and is difficult to ensure the safety of the structure in the process of erection and use.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a large-section prestressed girder support frame in a limited space, which is of an independent support structure and is not connected with surrounding full-hall support frames, thereby being beneficial to ensuring the safety of surrounding frame bodies.
The utility model is realized by the following scheme: the utility model provides a big cross-section prestressing force roof beam support frame under restricted space, includes beam bottom supporting part and dish knot support frame, the prestressing force roof beam body is connected to the upper portion of beam bottom supporting part, the lower part of beam bottom supporting part is connected dish knot support frame, adjacent two be equipped with the tower crane between the dish knot support frame, beam bottom supporting part includes the wood veneer, goes up two H-steel and two H-steel of piecing together down, wood veneer upper portion is connected the prestressing force roof beam body, wood veneer lower part is connected go up two H-steel of piecing together, go up two H-steel lower part is connected two H-steel of piecing together down, go up two H-steel of piecing together with prestressing force roof beam body parallels, two H-steel of piecing together down with go up two H-steel of piecing together mutually perpendicularly.
The thickness of the wood veneer is 15mm.
The upper double-spliced I-steel is formed by combining two parallel 40a I-steels.
The lower double-spliced I-steel is formed by combining two parallel 8a I-steels.
The width of the upper double-spliced I-steel is smaller than that of the prestress beam body.
The beneficial effects of the utility model are as follows:
1. according to the large-section prestressed girder support frame under the limited space, the double-spliced I-steel is matched with the disc buckle type support frame, so that the foundation of the tower crane can be spanned at one time on the basis of reducing the construction quantity of the support frame, the influence on the structural safety of the tower crane is avoided, the reusable I-steel replaces the girder bottom support in the common support frame, the bottom mould is directly paved on the I-girder, the girder bottom square steel is not required to be constructed, the construction difficulty is reduced, and the construction progress is accelerated;
2. the large-section prestressed beam support frame in the limited space is of an independent support structure, is not connected with surrounding hall-full support frames, and is beneficial to ensuring safety of surrounding frame bodies.
Drawings
Fig. 1 is a schematic side view of a large-section prestressed girder supporting frame in a limited space.
Fig. 2 is a schematic diagram of the front view structure of a large-section prestressed girder supporting frame in a limited space.
Fig. 3 is a large sample diagram of a large-section prestressed girder supporting frame in a limited space.
In the figure: the beam comprises a beam bottom supporting part 1, a disc buckle supporting frame 2, a prestress beam body 3, a tower crane 4, a wood rubber plate 11, an upper double-spliced I-steel 12 and a lower double-spliced I-steel 13.
Detailed Description
The utility model is further described in connection with fig. 1-3, but the scope of the utility model is not limited to this.
Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, the words "inner" and "outer" refer to directions toward or away from a geometric center of a particular component, respectively, and the drawings are in a very simplified form and all use non-precise ratios for convenience and clarity only to aid in explaining embodiments of the present utility model.
In the following description, well-known functions and constructions are not described in detail for clarity of understanding, since they would obscure the utility model with unnecessary detail, it is to be understood that in the development of any actual embodiment, numerous implementation details must be made to achieve the developer's specific goals, such as compliance with system-related or business-related constraints, that will vary from one embodiment to another, and that will be appreciated that such a development effort may be complex and time-consuming, but will be merely routine for one of ordinary skill in the art.
As shown in fig. 1-3, a prestress beam support frame with a large cross section in a limited space comprises a beam bottom support part 1 and a disc buckle support frame 2, wherein the prestress beam body 3 is connected to the upper part of the beam bottom support part 1, the lower part of the beam bottom support part 1 is connected with the disc buckle support frame 2, and a tower crane 4 is arranged between two adjacent disc buckle support frames 2.
The beam bottom supporting portion 1 comprises a wood veneer 11, an upper double-spliced I-steel 12 and a lower double-spliced I-steel 13, wherein the thickness of the wood veneer 11 is 15mm, the upper double-spliced I-steel 12 is formed by combining two parallel 40a I-steels, the lower double-spliced I-steel 13 is formed by combining two parallel 8a I-steels, the upper portion of the wood veneer 11 is connected with the prestress beam body 3, the lower portion of the wood veneer 11 is connected with the upper double-spliced I-steel 12, the lower portion of the upper double-spliced I-steel 12 is connected with the lower double-spliced I-steel 13, the upper double-spliced I-steel 12 is parallel to the prestress beam body 3, the lower double-spliced I-steel 13 is perpendicular to the upper double-spliced I-steel 12, and the width of the upper double-spliced I-steel 12 is smaller than that of the prestress beam body 3.
When the support frame is implemented, firstly, the calculated two-end plate buckle support frames 2 are erected, the distance between the vertical rods of the plate buckle support frames 2 along the length and width directions of the beam is 300mm, and the step distance between the vertical and horizontal rods is 1500mm; after the erection of the plate buckle supporting frame 2 is completed, the existing tower crane is utilized to hoist the upper double-spliced I-steel 12 and the lower double-spliced I-steel 13, and the working procedures of laying a beam bottom template, binding reinforcing steel bars, installing and fixing a prestressed corrugated pipe and the like can be carried out based on the hoisted I-beam; and then installing a wood veneer 11 on the upper part of the upper double-spliced I-steel 12, and at the moment, completing the erection of the supporting frame of the large-span large-section prestress beam at the limited space.
While the utility model has been described and illustrated in considerable detail, it should be understood that modifications and equivalents to the above-described embodiments will become apparent to those skilled in the art, and that such modifications and improvements may be made without departing from the spirit of the utility model.
Claims (5)
1. The utility model provides a big cross-section prestressing force roof beam support frame under restricted space which characterized in that: including roof beam bottom support portion (1) and dish knot support frame (2), prestressing force roof beam body (3) are connected on the upper portion of roof beam bottom support portion (1), the lower part connection of roof beam bottom support portion (1) dish knot support frame (2), adjacent two be equipped with tower crane (4) between dish knot support frame (2), roof beam bottom support portion (1) include wood veneer (11), go up double-spliced I-steel (12) and lower double-spliced I-steel (13), wood veneer (11) upper portion is connected prestressing force roof beam body (3), wood veneer (11) lower part connection go up double-spliced I-steel (12), go up double-spliced I-steel (12) lower part connection lower double-spliced I-steel (13), go up double-spliced I-steel (12) with prestressing force roof beam body (3) are parallel, lower double-spliced I-steel (13) with go up double-spliced I-steel (12) mutually perpendicularly.
2. The large-section prestressed girder supporting frame under a limited space according to claim 1, wherein: the thickness of the wood adhesive plate (11) is 15mm.
3. The large-section prestressed girder supporting frame under a limited space according to claim 1, wherein: the upper double-spliced I-steel (12) is formed by combining two parallel 40a I-steels.
4. The large-section prestressed girder supporting frame under a limited space according to claim 1, wherein: the lower double-spliced I-steel (13) is formed by combining two parallel 8a I-steels.
5. The large-section prestressed girder supporting frame under a limited space according to claim 1, wherein: the width of the upper double-spliced I-steel (12) is smaller than that of the prestress beam body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320129612.5U CN218990919U (en) | 2023-01-17 | 2023-01-17 | Large-section prestressed beam support frame under restricted space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320129612.5U CN218990919U (en) | 2023-01-17 | 2023-01-17 | Large-section prestressed beam support frame under restricted space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218990919U true CN218990919U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320129612.5U Active CN218990919U (en) | 2023-01-17 | 2023-01-17 | Large-section prestressed beam support frame under restricted space |
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| Country | Link |
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| CN (1) | CN218990919U (en) |
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2023
- 2023-01-17 CN CN202320129612.5U patent/CN218990919U/en active Active
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