CN201649433U - Ribbed reinforced concrete prefabricated part plate - Google Patents
Ribbed reinforced concrete prefabricated part plate Download PDFInfo
- Publication number
- CN201649433U CN201649433U CN2009202599182U CN200920259918U CN201649433U CN 201649433 U CN201649433 U CN 201649433U CN 2009202599182 U CN2009202599182 U CN 2009202599182U CN 200920259918 U CN200920259918 U CN 200920259918U CN 201649433 U CN201649433 U CN 201649433U
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- concrete prefabricated
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- shaped steel
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Abstract
The utility model discloses a ribbed reinforced concrete prefabricated part plate, which comprises a bottom plate and a longitudinal fin, inverted T-shaped steel is arranged under the longitudinal fin, the two sides of the longitudinal fin are formed with strip-shaped holes, and the upper plane and the bottom plane on the bottom plate form an angle alpha less than or equal to 45 degrees. When the inverted T-shaped steel is arranged under the longitudinal fin, the ribbed reinforced concrete prefabricated part plate has larger bending-resistance bearing capability, the thickness of the assembled floor is reduced, the reinforced concrete is saved, the anti-arch value is reduced, so that the plate bottom is level, during the process of manufacturing, transportation and construction, the ribbed reinforced concrete prefabricated part plate has protective function and corrosion protection function to the inverted T-shaped steel of the interior thereof. Soundness of the connection of the inverted T-shaped steel reinforced longitudinal rib and the bottom plate is applied to the integral assembly composite floor of cast-in-situ reinforced concrete or prestressed reinforced concrete.
Description
(1) technical field
The utility model relates to the realm of building construction, specifically refers to a kind of Ribbed Bar concrete prefabricated structural board.
(2) background technology
At present, floor spiced with reinforced concrete prefabricated structural board, can bear bidirectional load, good integrity does not need on-the-spot formwork, and cost is low, and lifting, transportation are easily.Floor spiced precast member for reinforcing bar concrete is used Ribbed Bar concrete prefabricated structural board (seeing 200410046665.2 patent applications) usually, both sides have hole under the longitudinal rib of Ribbed Bar concrete prefabricated structural board, now wear the hole that reinforcing bar passes both sides under the longitudinal rib, connect polylith Ribbed Bar concrete prefabricated structural board, make the crisscross layout of reinforcing bar, floor spicedly can bear bidirectional load, but because Ribbed Bar concrete prefabricated structural board base plate is thinner, both sides have hole under the longitudinal rib, the longitudinal rib material only is a plain concrete, this Ribbed Bar concrete prefabricated structural board is had the following disadvantages: 1, this Ribbed Bar concrete prefabricated structural board band prestressing force, make on the Ribbed Bar concrete prefabricated structural board and produce eccentric throw, under the prestressing force effect, the Ribbed Bar concrete prefabricated structural board produces antiarch, makes out-of-flatness at the bottom of the plate; 2, this Ribbed Bar concrete prefabricated structural board produces antiarch under the prestressing force effect, Ribbed Bar concrete prefabricated structural board configuration presstressed reinforcing steel is too much unsuitable, presstressed reinforcing steel intensity is unsuitable excessive, Ribbed Bar concrete prefabricated structural board bending rigidity is little, floor spiced thickness is big, the waste concrete material; 3, both sides have hole under the longitudinal rib, and longitudinal rib and base plate contact area are little, the lateral resisting ability.
(3) summary of the invention
The purpose of this utility model is to overcome the shortcoming of prior art, and a kind of bearing capacity height is provided, and floor spiced thickness is little, and the antiarch value is little, smooth Ribbed Bar concrete prefabricated structural board at the bottom of the floor spiced plate.
The purpose of this utility model is achieved like this, this Ribbed Bar concrete prefabricated structural board, comprise base plate and longitudinal rib, under longitudinal rib, be furnished with inverted T-shaped shaped steel, both sides have the strip hole under longitudinal rib, in base plate, be furnished with prestressing force or nonprestressed reinforcement, the angled α in baseplane of the last plane of base plate and base plate≤45 °.
Of the present utility model being characterised in that is furnished with inverted T-shaped shaped steel under the described longitudinal rib, the edge of a wing of described inverted T-shaped shaped steel is arranged in base plate, and the web of described inverted T-shaped shaped steel is arranged in longitudinal rib.When inverted T-shaped shaped steel is arranged in longitudinal rib following time; increased the anti-bending bearing capacity of Ribbed Bar concrete prefabricated structural board; reduced floor spiced thickness; saved concrete material; the web of inverted T-shaped shaped steel has increased the reverse bending rigidity of longitudinal rib; reduced the antiarch value of Ribbed Bar concrete prefabricated structural board after stretch-draw; make at the bottom of the plate smooth; make at the Ribbed Bar concrete prefabricated structural board; transportation; in the construction; the Ribbed Bar concrete prefabricated structural board has protection to the inverted T-shaped shaped steel of its inside; the anti-corrosion effect; inverted T-shaped shaped steel has been strengthened the fastness that longitudinal rib is connected with base plate; guarantee the quality of Ribbed Bar concrete prefabricated structural board, improved the quality of floor.
Described longitudinal rib and the inverted T-shaped shaped steel web of being characterised in that of the present utility model has at least one strip hole in both sides up and down.When floor spiced, in the strip hole, arrange cross-perforating prestressing force or nonprestressed reinforcement, behind the cast-in-place overlapping layers concrete, cross-perforating reinforcing bar and overlapping layers cast-in-situ concrete, Ribbed Bar concrete prefabricated structural board are formed whole, improved the cracking resistance of edge joint position between Ribbed Bar concrete prefabricated structural board plate, improved the lateral bearing power of floor, improved the bidirectional stress performance of floor, improved the overall performance of floor greatly, improve the anti-seismic performance of floor, improved the quality of floor.
The web end face of described inverted T-shaped shaped steel that is characterised in that of the present utility model is higher than the end face of strip hole.When the web end face of inverted T-shaped shaped steel is higher than the end face of strip hole, increase the anti-bending bearing capacity of inverted T-shaped shaped steel web, increased the reverse bending rigidity of longitudinal rib, reduced the antiarch value of Ribbed Bar concrete prefabricated structural board after stretch-draw, make at the bottom of the plate smoothly, improved the quality of floor.
The front end of described inverted T-shaped shaped steel that is characterised in that of the present utility model stretches out the front end face of base plate, and the rear end face of base plate is stretched out in the rear end of described inverted T-shaped shaped steel.When floor spiced, the inverted T-shaped shaped steel that is positioned on the same axis that the base plate termination is stretched out welds, during cast-in-place overlapping layers concrete, inverted T-shaped shaped steel with overlapping layers cast-in-situ concrete, the Ribbed Bar concrete prefabricated structural board is formed whole, guaranteed the concrete pouring quality of Ribbed Bar concrete prefabricated structural board vertical splicing part overlapping layers, strengthened the vertical continuity of floor greatly, improved the longitudinal load-bearing power of floor, strengthened the bearing capacity of floor at the bearing place, improved the integral rigidity of floor, improve the holistic resistant behavior of floor, improved the anti-seismic performance of floor, improved the quality of floor.
Of the present utility modelly be characterised in that described backplane has prestressing force or nonprestressed reinforcement, the front end of described prestressing force or nonprestressed reinforcement stretches out the front end face of base plate, and the rear end face of base plate is stretched out in the rear end of described prestressing force or nonprestressed reinforcement.When floor spiced, the prestressing force or the nonprestressed reinforcement that are positioned on the same axis that the base plate termination is stretched out overlap, during cast-in-place overlapping layers concrete, prestressing force or nonprestressed reinforcement and with overlapping layers cast-in-situ concrete, the Ribbed Bar concrete prefabricated structural board is formed whole floor, guaranteed the concrete pouring quality of Ribbed Bar concrete prefabricated structural board vertical splicing part overlapping layers, strengthened the vertical continuity of floor greatly, strengthened the stress performance of floor at the bearing place, improved the integral rigidity of floor, improved the holistic resistant behavior of floor, improve the anti-seismic performance of floor, improved the quality of floor.
The last plane of described base plate and the angled α in baseplane of base plate of being characterised in that of the present utility model, angle [alpha]＜45 °.As the last plane of base plate and the angled α in baseplane of base plate, during angle [alpha]≤45 °, the thin shape in the base plate Cheng Lihou outside, increase the fracture resistence force of base plate, and do not influenced that splicing place is cast-in-place builds concrete thickness, saved concrete material, alleviated the weight of Ribbed Bar concrete prefabricated structural board, make things convenient for the workman to carry, reduced labour intensity, guaranteed the quality of floor.
(4) description of drawings
Fig. 1 arranges inverted T-shaped formed steel construction schematic diagram under the Ribbed Bar concrete prefabricated structural board longitudinal rib; Fig. 2 arranges another embodiment of inverted T-shaped shaped steel under the Ribbed Bar concrete prefabricated structural board longitudinal rib;
Fig. 3 is that two rib steel reinforced concrete precast member board longitudinal ribs are arranged inverted T-shaped formed steel construction schematic diagram down;
Fig. 4 is that two rib steel reinforced concrete precast member board longitudinal ribs are arranged another embodiment of inverted T-shaped shaped steel down;
Fig. 5 arranges inverted T-shaped formed steel construction schematic diagram down for band " worker " font rib steel reinforced concrete precast member board longitudinal rib;
Fig. 6 arranges another embodiment of inverted T-shaped shaped steel down for band " worker " font rib steel reinforced concrete precast member board longitudinal rib;
Fig. 7 arranges inverted T-shaped formed steel construction schematic diagram down for two " worker " font rib steel reinforced concrete precast member board longitudinal ribs of band;
Fig. 8 arranges another embodiment of inverted T-shaped shaped steel down for two " worker " font rib steel reinforced concrete precast member board longitudinal ribs of band;
Fig. 9 is the structural representation of Ribbed Bar concrete prefabricated structural board splicing floor.
(5) specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
With reference to figure 1---Fig. 8; this Ribbed Bar concrete prefabricated structural board; comprise base plate 1; longitudinal rib 2; described longitudinal rib is furnished with inverted T-shaped shaped steel 42 times; the edge of a wing of described inverted T-shaped shaped steel 4 is arranged in base plate 1; the web of described inverted T-shaped shaped steel 4 is arranged in longitudinal rib 2; make at the Ribbed Bar concrete prefabricated structural board; transportation; in the construction; the Ribbed Bar concrete prefabricated structural board has protection to the inverted T-shaped shaped steel 4 of its inside; the anti-corrosion effect; inverted T-shaped shaped steel 4 has been strengthened the fastness that longitudinal rib 2 is connected with base plate 1; have five strip holes 3 on the web of 2 times both sides of the longitudinal rib of embodiment shown in Figure 1 and inverted T-shaped shaped steel 4; be furnished with cross-perforating prestressing force or nonprestressed reinforcement in the strip hole 3; the front end of described inverted T-shaped shaped steel 4 stretches out the front end face of base plate 1; the rear end face of base plate 1 is stretched out in the rear end of described inverted T-shaped shaped steel 4; inverted T-shaped shaped steel 4 welding backs on the same axis form non-individual body; strengthened the continuity of floor greatly; described base plate 1 is furnished with prestressing force or nonprestressed reinforcement; the front end of described prestressing force or nonprestressed reinforcement stretches out the front end face of base plate 1; the rear end face of base plate 1 is stretched out in the rear end of described prestressing force or nonprestressed reinforcement; the last plane 5 of the base plate 1 of embodiment shown in Figure 8 and the angled α in baseplane of base plate 1; angle [alpha] equals 10 °; the thin shape in the base plate Cheng Lihou outside; save concrete material, alleviated the weight of Ribbed Bar concrete prefabricated structural board.
With reference to figure 9, when floor spiced, polylith Ribbed Bar concrete prefabricated structural board is close to is shelved on the bearing, form slotted cavities 7 in adjacent two Ribbed Bar concrete prefabricated structural board splicings place, on adjacent two precast member board seams, place broken line reinforcing bar 8, strengthen crack resistance, now wear and add prestressing force after reinforcing bar 9 passes strip hole 3, concreting 6 again in the slotted cavities 7 that adjacent two longitudinal ribs form makes polylith Ribbed Bar concrete prefabricated structural board, broken line reinforcing bar 8, now wears reinforcing bar 9, cast-in-situ concrete 6 is combined into integral body.
Claims (7)
1. a Ribbed Bar concrete prefabricated structural board comprises base plate, longitudinal rib, it is characterized in that, is furnished with inverted T-shaped shaped steel under the described longitudinal rib, and the edge of a wing of described inverted T-shaped shaped steel is arranged in base plate, and the web of described inverted T-shaped shaped steel is arranged in longitudinal rib.
2. Ribbed Bar concrete prefabricated structural board according to claim 1 is characterized in that, both sides have at least one strip hole under the described longitudinal rib.
3. Ribbed Bar concrete prefabricated structural board according to claim 1 is characterized in that, has at least one strip hole on the web of described inverted T-shaped shaped steel.
4. Ribbed Bar concrete prefabricated structural board according to claim 1 is characterized in that the web end face of described inverted T-shaped shaped steel is higher than the end face of strip hole.
5. Ribbed Bar concrete prefabricated structural board according to claim 1 is characterized in that, the front end of described inverted T-shaped shaped steel stretches out the front end face of base plate, and the rear end face of base plate is stretched out in the rear end of described inverted T-shaped shaped steel.
6. Ribbed Bar concrete prefabricated structural board according to claim 1, it is characterized in that, described backplane has prestressing force or nonprestressed reinforcement, the front end of described prestressing force or nonprestressed reinforcement stretches out the front end face of base plate, and the rear end face of base plate is stretched out in the rear end of described prestressing force or nonprestressed reinforcement.
7. Ribbed Bar concrete prefabricated structural board according to claim 1 is characterized in that, the angled α in baseplane of the last plane of described base plate and base plate, angle [alpha]≤45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202599182U CN201649433U (en) | 2009-12-30 | 2009-12-30 | Ribbed reinforced concrete prefabricated part plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202599182U CN201649433U (en) | 2009-12-30 | 2009-12-30 | Ribbed reinforced concrete prefabricated part plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201649433U true CN201649433U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202599182U Expired - Lifetime CN201649433U (en) | 2009-12-30 | 2009-12-30 | Ribbed reinforced concrete prefabricated part plate |
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| CN (1) | CN201649433U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806708A (en) * | 2012-09-21 | 2014-05-21 | 柳忠林 | Large-span reverse prestressed beam basement base plate system |
| CN105507429A (en) * | 2014-09-22 | 2016-04-20 | 贵州中建建筑科研设计院有限公司 | Structure and construction method of aperture steel plate shear keys |
| CN108589932A (en) * | 2018-03-12 | 2018-09-28 | 许仲群 | A kind of pad nail and superimposed sheet and laminated structure member with ribbing with pad nail |
| CN111549898A (en) * | 2020-04-25 | 2020-08-18 | 上海洪铺钢结构工程有限公司 | Steel structure and welding process thereof |
| CN111719754A (en) * | 2020-06-06 | 2020-09-29 | 华北水利水电大学 | Concrete precast floor splicing and connecting structure with reinforcing piece |
-
2009
- 2009-12-30 CN CN2009202599182U patent/CN201649433U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806708A (en) * | 2012-09-21 | 2014-05-21 | 柳忠林 | Large-span reverse prestressed beam basement base plate system |
| CN105507429A (en) * | 2014-09-22 | 2016-04-20 | 贵州中建建筑科研设计院有限公司 | Structure and construction method of aperture steel plate shear keys |
| CN105507429B (en) * | 2014-09-22 | 2019-08-13 | 贵州中建建筑科研设计院有限公司 | A kind of construction and construction method of open pore steel plate shear force |
| CN108589932A (en) * | 2018-03-12 | 2018-09-28 | 许仲群 | A kind of pad nail and superimposed sheet and laminated structure member with ribbing with pad nail |
| CN111549898A (en) * | 2020-04-25 | 2020-08-18 | 上海洪铺钢结构工程有限公司 | Steel structure and welding process thereof |
| CN111719754A (en) * | 2020-06-06 | 2020-09-29 | 华北水利水电大学 | Concrete precast floor splicing and connecting structure with reinforcing piece |
| CN111719754B (en) * | 2020-06-06 | 2021-06-11 | 华北水利水电大学 | Concrete precast floor splicing and connecting structure with reinforcing piece |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
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| CX01 | Expiry of patent term |