CN214461117U - An anti-floating construction node of a precast floor slab with cast-in-place concrete on the top - Google Patents
An anti-floating construction node of a precast floor slab with cast-in-place concrete on the top Download PDFInfo
- Publication number
- CN214461117U CN214461117U CN202022835148.0U CN202022835148U CN214461117U CN 214461117 U CN214461117 U CN 214461117U CN 202022835148 U CN202022835148 U CN 202022835148U CN 214461117 U CN214461117 U CN 214461117U
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- prefabricated floor
- floor slab
- cast
- place concrete
- construction node
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- Expired - Fee Related
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- 238000010276 construction Methods 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000002787 reinforcement Effects 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000011065 in-situ storage Methods 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
Abstract
一种顶部现浇混凝土的预制楼板抗浮施工节点，包括预制楼板，设于相邻预制楼板间拼接缝内的T型底模固定杆，以及设于拼接缝下方、相邻预制楼板底面的底模；所述T型底模固定杆包括横向钢筋和竖向丝杆，横向钢筋两侧分别支撑在相邻预制楼板板面上，竖向丝杆竖向穿过拼接缝及底模后通过垫片和螺母固定，所述预制楼板上设有用于限位横向钢筋的卡具。本实用新型结构简单、施工方便，固定支撑风险较小、占用空间较小、可以调节模具长度从而达到针对不同顶板厚度，尺寸可根据预制楼板厚度调整，具有安全、适用等特点，有很好的推广和实用价值，广泛的推广应用后会产生良好的经济效益。
An anti-floating construction node of a prefabricated floor slab with cast-in-place concrete on the top, comprising a prefabricated floor slab, a T-shaped bottom form fixing rod arranged in a splicing joint between adjacent prefabricated floor slabs, and a bottom surface of an adjacent prefabricated floor slab arranged below the splicing joint. The bottom mold of the T-shaped bottom mold; the T-shaped bottom mold fixing rod includes a horizontal steel bar and a vertical screw rod. It is then fixed by gaskets and nuts, and the prefabricated floor is provided with clamps for limiting the transverse reinforcement. The utility model has the advantages of simple structure, convenient construction, less fixed support risk, less space occupied, and the length of the mold can be adjusted so as to achieve different thicknesses of the roof slabs, and the size can be adjusted according to the thickness of the prefabricated slabs, and has the characteristics of safety, applicability, etc. Promotion and practical value, after extensive promotion and application will produce good economic benefits.
Description
Technical Field
The utility model relates to a construction field specifically belongs to a top cast in situ concrete's anti construction node that floats of prefabricated floor.
Background
The prefabricated floor slab is fixed in a steel pipe inclined support mode, two ends of the inclined support are not connected and fixed with the wallboard and the ground, the fixed support risk is large, and the steel pipe inclined support occupies about 3 meters of operation space on two sides of the wallboard, so that other professional construction personnel cannot operate before the steel pipe is not dismantled, the whole progress of a project is influenced, a building with a small area cannot be constructed due to the fact that an operation surface without the steel pipe support, and the application limitation of the scheme is large; the length of the used steel pipe is about 4 meters, the weight is heavier, a large amount of manpower is needed to be consumed in the transportation between floors, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anti construction node that floats of precast floor of top cast in situ concrete will solve the technical problem of the easy come-up of precast floor of prior art top cast in situ concrete in-process.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a top cast in situ concrete's precast floor slab anti construction node that floats which characterized in that: the prefabricated floor slab comprises prefabricated floor slabs, T-shaped bottom formwork fixing rods arranged in splicing seams between adjacent prefabricated floor slabs and bottom formworks arranged below the splicing seams and on the bottom surfaces of the adjacent prefabricated floor slabs; the T-shaped bottom die fixing rod comprises transverse reinforcing steel bars and vertical screw rods, the two sides of each transverse reinforcing steel bar are respectively supported on the surfaces of adjacent prefabricated floor slabs, the vertical screw rods vertically penetrate through the splicing seams and the bottom die and then are fixed through gaskets and nuts, and the prefabricated floor slabs are provided with fixtures used for limiting the transverse reinforcing steel bars.
Preferably, the fixture is an inverted U-shaped fastener pre-embedded on the prefabricated floor slab, and a space between two vertical parts of the inverted U-shaped fastener and the top surface of the prefabricated floor slab is a transverse steel bar limiting space.
Furthermore, the bottom of two vertical parts of the inverted U-shaped clamping piece is welded with a buried plate.
Furthermore, the upper part of the fixture is a hook-shaped steel bar, the lower part of the fixture is inserted into a reserved blind hole formed in the prefabricated floor slab, and the diameter of the reserved blind hole is matched with that of the fixture.
Further, handles are welded to two sides of the nut.
In addition, the distance between the adjacent T-shaped bottom die fixing rods is 20-30 cm.
More preferably, the length of each of the transverse steel bars and the length of each of the vertical screw rods are 500-600 mm, and the diameters of the transverse steel bars and the vertical screw rods are 12-14 mm and 14-16 mm respectively.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses simple structure, construction convenience, thereby the fixed stay risk is less, occupation space is less, can adjust mould length and reach to different roof thickness, and the size can have characteristics such as safety, being suitable for according to prefabricated floor thickness adjustment, has fine popularization and practical value, can produce good economic benefits after extensive popularization and application.
Drawings
Fig. 1 is the utility model relates to a top cast in situ concrete's precast floor slab anti-structural schematic who floats construction node.
Reference numerals: 1-prefabricating a floor slab; 2-T type bottom mould fixing rod; 21-transverse steel bars; 22-vertical lead screw; 3-splicing seams; 4-bottom die; 5-a gasket; 6-a nut; 7-fixture.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
A prefabricated floor anti-floating construction node of top cast-in-place concrete is shown in figure 1 and comprises prefabricated floors 1, T-shaped bottom die fixing rods 2 arranged in splicing seams 3 between the adjacent prefabricated floors 1 and bottom dies 4 arranged below the splicing seams 3 and on the bottom surfaces of the adjacent prefabricated floors 1; t type end mould dead lever 2 includes horizontal reinforcing bar 21 and vertical lead screw 22, horizontal reinforcing bar 21 both sides support respectively on 1 face of adjacent prefabricated floor, it is fixed through gasket 5 and nut 6 after vertical lead screw 22 vertically passes splice joint 3 and die block 4, be equipped with fixture 7 that is used for spacing horizontal reinforcing bar 21 on the prefabricated floor 1, the welding of 6 both sides of nut has the handle (not drawn in the picture), need not the spanner can install the nut, 2 intervals of adjacent T type end mould dead lever are 20~30cm, horizontal reinforcing bar 21 and vertical lead screw 22 length are 500~600mm, the diameter is 12~14mm and 14~16mm respectively.
Fixture 7 is pre-buried type of falling U fastener on prefabricated floor 1, and the space between two perpendicular portions of type of falling U fastener and prefabricated floor 1 top surface is the spacing space of horizontal reinforcing bar 21, and the welding of two perpendicular portions bottom of type of falling U fastener has the board of burying.
Or, the fixture 7 is a hook-shaped steel bar, the lower part of the fixture is inserted into a reserved blind hole formed in the prefabricated floor slab 1, and the diameter of the reserved blind hole is matched with that of the fixture 7.
The application is suitable for anti floating control when the cast-in-place floor of prefabricated floor construction upper strata of building engineering fabricated construction, at first adopt 1 length 500mm phi 12 reinforcing bar of component and 2 length 500mm phi 14 harness cord screw rod of component, make T style of calligraphy mould with horizontal reinforcing bar 21 and vertical lead screw 22 welding, it is fixed that rethread component 450 mm x 50mm x 10mm gasket and component 3 phi 14 harness cord screw rod are supporting, reach the reinforcement construction of consolidating different thickness floors according to the concrete thickness adjusting member 4 of floor and the position of component 3, anti floating off normal control.
During on-site construction, workers splice and assemble the prefabricated plates into the die according to the thickness of the prefabricated plates at the current stage, then utilize the phi 12mm steel bars at the top of the die to be tightly attached to the prefabricated floor slabs, lead screws penetrate through the die plate and are fixedly clamped on the prefabricated plates by using gaskets and matched nuts, so that the control of upward floating and deviation of the prefabricated plates is realized, the die is simple to manufacture and convenient to construct, and the die has great popularization and application significance for the construction of the prefabricated floor slabs in the building engineering.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835148.0U CN214461117U (en) | 2020-12-01 | 2020-12-01 | An anti-floating construction node of a precast floor slab with cast-in-place concrete on the top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835148.0U CN214461117U (en) | 2020-12-01 | 2020-12-01 | An anti-floating construction node of a precast floor slab with cast-in-place concrete on the top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214461117U true CN214461117U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022835148.0U Expired - Fee Related CN214461117U (en) | 2020-12-01 | 2020-12-01 | An anti-floating construction node of a precast floor slab with cast-in-place concrete on the top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214461117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115977387A (en) * | 2022-12-20 | 2023-04-18 | 华北冶建工程建设有限公司 | Reinforcement device and construction method of PK shaped formwork |
-
2020
- 2020-12-01 CN CN202022835148.0U patent/CN214461117U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115977387A (en) * | 2022-12-20 | 2023-04-18 | 华北冶建工程建设有限公司 | Reinforcement device and construction method of PK shaped formwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |
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| CF01 | Termination of patent right due to non-payment of annual fee |