CN203487675U - Assembled reinforced concrete-wood composite floor - Google Patents
Assembled reinforced concrete-wood composite floor Download PDFInfo
- Publication number
- CN203487675U CN203487675U CN201320628176.2U CN201320628176U CN203487675U CN 203487675 U CN203487675 U CN 203487675U CN 201320628176 U CN201320628176 U CN 201320628176U CN 203487675 U CN203487675 U CN 203487675U
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- Prior art keywords
- reinforced concrete
- floor
- steel pipe
- wood composite
- prefabricated reinforced
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- 239000002023 wood Substances 0.000 title claims abstract description 41
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 29
- 239000004567 concrete Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 2
- 238000005266 casting Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000034189 Sclerosis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an assembled reinforced concrete-wood composite floor. The assembled reinforced concrete-wood composite floor comprises prefabricated reinforced concrete floor slabs, wooden joists, square-head screws, steel pipe pre-buried parts and floor edge pre-buried parts, wherein the steel pipe pre-buried parts are arranged in the prefabricated reinforced concrete floor slabs, the floor edge pre-buried parts are arranged on the lateral sides of the prefabricated reinforced concrete floor slabs, the prefabricated reinforced concrete floor slabs are connected with the lower corresponding wooden joists through the square-head wooden screws, the square-head wooden screws penetrate through the steel pipe pre-buried parts, and every two adjacent prefabricated reinforced concrete floor slabs are in bolt connection through the floor edge pre-buried parts. Compared with a traditional wooden floor, the bearing capacity and the rigidity of the floor can be enhanced, and the sound insulation effect and the fireproof performance are substantially improved; compared with a cast-in-place reinforced concrete-wood composite floor, the processes of mold manufacturing, casting, hardening and the like can be omitted, construction speed is increased substantially, and manufacturing cost is reduced.
Description
Technical field
The utility model relates to a kind of building structural element, is specifically related to the concrete-wood composite floor slab in light-duty or heavy timber construction house, belongs to building structure technology field.
Background technology
The floor system that existing floor light-duty or heavy timber construction house mainly adopts plank and wooden joist to form.Intensity, the rigidity of this floor are lower, and applicable span is less, and sound insulation and fireproof performance are also poor.Grant number is that the utility model patent of CN201660990U has proposed a kind of reinforced concrete-wood combined floor slab.This novel composite floor is compared with Traditional Wood floor, and component strength, rigidity, sound insulation and fireproof performance are all improved.Compare with traditional reinforced concrete floor, the thickness reduction of floor, effectively reduce dead load, reduce accordingly horizontal force and the basis size of structure under seismic loading, and then reduce cost.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of assembled steel reinforced concrete-wood composite floor slab is provided.
The technical solution adopted in the utility model is: a kind of assembled steel reinforced concrete-wood composite floor slab, comprise prefabricated reinforced concrete floor, wooden joist, square head wood screw, steel pipe embedded part and floor edge built-in fitting, in described prefabricated reinforced concrete floor, be provided with steel pipe embedded part, prefabricated reinforced concrete floor side is provided with floor edge built-in fitting;
Described prefabricated reinforced concrete floor connects by the square head wood screw wooden joist corresponding with below, and square head wood screw, through described steel pipe embedded part, carries out bolt connection by described floor edge built-in fitting between contiguous prefabricated reinforced concrete floor.
As preferably, described wooden joist timber used is log, glued laminated timber (Glulam) or rotary-cut laminated wood (LVL).
As preferably, described wooden joist cross sectional shape is rectangle or inverted T shape, and bay of joist is 400-600mm.
As preferably, in described reinforced concrete prefabricated floor, be furnished with two-way concrete slab, bar diameter is 6-12mm, rebar spacing is 100-150mm; Concrete thickness is 60-75mm, and thickness of protection tier is 20-30mm.
As preferably, described steel pipe embedded part is band flank steel pipe embedded part, thickness of steel pipe 2-3mm, and pipe diameter is consistent with square head wood screw external diameter.
As preferably, described square head wood screw diameter is 16-20mm.
As preferably, described floor edge built-in fitting adopts band dowel square steel pipe built-in fitting, steel pipe length of side 60-100mm, and wall thickness 6-8mm, dowel adopts Ribbed Bar, bar diameter 12-16mm.
The beneficial effects of the utility model are: compare with Traditional Wood floor, can strengthen flooring supporting capacity and rigidity, significantly improve defening effect and fireproof performance; And compare with cast-in-situ steel reinforced concrete-wood composite floor slab, the utility model can save the processes such as molding, cast and sclerosis, accelerating construction progress significantly, and reduce cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is section of structure of the present utility model.
Fig. 3 is connection diagram of the present utility model.
Fig. 4 is steel pipe embedded part schematic diagram of the present utility model.
Fig. 5 is prefabricated reinforced concrete floor of the present utility model edge built-in fitting schematic diagram.
In figure: prefabricated reinforced concrete floor 1, wooden joist 2, square head wood screw 3, steel pipe embedded part 4, floor edge built-in fitting 5.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
As Figure 1-3, a kind of assembled steel reinforced concrete-wooden composite floor system, is comprised of prefabricated reinforced concrete floor 1, wooden joist 2, square head wood screw 3, steel pipe embedded part 4, floor edge built-in fitting 5.
In described prefabricated reinforced concrete floor 1, be provided with steel pipe embedded part 4, prefabricated reinforced concrete floor 1 side is provided with floor edge built-in fitting 5; Described prefabricated reinforced concrete floor 1 connects by the square head wood screw 3 wooden joist 2 corresponding with below, and square head wood screw 3, through described steel pipe embedded part 4, carries out bolt connection by described floor edge built-in fitting 5 between contiguous prefabricated reinforced concrete floor 1.
Described wooden joist timber used is log, glued laminated timber (Glulam) or rotary-cut laminated wood (LVL), and wooden joist cross sectional shape is rectangle or inverted T shape, and bay of joist is 400-600mm.
Prefabricated reinforced concrete floor 1 adopts prefabrication, is furnished with two-way concrete slab in floor, and bar diameter is 6-12mm, and rebar spacing is 100-150mm; Concrete thickness is 60-75mm, and thickness of protection tier is 20-30mm.Steel pipe embedded part 4 and floor edge built-in fitting 5 are set in relevant position.
Described square head wood screw diameter is 16-20mm.
As shown in Figure 4, steel pipe embedded part 4 is comprised of round steel pipe 41 and square frange plate 42, and thickness of steel product is 2-3mm; The internal diameter of round steel pipe 41 is with the external diameter of square head wood screw 3; Square frange plate 42 is connected by spot welding with round steel pipe 41.
As shown in Figure 5, floor edge built-in fitting 5 is comprised of square steel pipe 51 and dowel 52, square steel pipe wall thickness 6-8mm, square steel pipe length of side 60-100mm; Dowel should be selected Ribbed Bar, diameter 12-16mm; Dowel 52 and square steel pipe member 51 are by being welded to connect.
The course of work of the present utility model is as follows: during construction, first according to the form of construction work of Traditional Wood superstructure, wooden joist 2 is connected with body of wall or Vierendeel girder, concrete connected mode is with reference to relevant atlas; Then prefabricated reinforced concrete floor 1 is lifted to relevant position, square head wood screw 3 is screwed in wooden joist 2 by steel pipe embedded part 4.1 of contiguous prefabricated reinforced concrete floor carries out bolt connection by floor edge built-in fitting 5.
A kind of assembled steel reinforced concrete-wood composite floor slab of the utility model is according to the computational methods of compound beam, consider the compound action between reinforced concrete floor and wooden joist, calculate the spacing of needed joist sectional dimension and shear connector, and should meet the requirement of concerned countries standard.
It should be pointed out that for those skilled in the art, not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.In the present embodiment not clear and definite each ingredient all available prior art realized.
Claims (7)
1. an assembled steel reinforced concrete-wood composite floor slab, it is characterized in that: comprise prefabricated reinforced concrete floor, wooden joist, square head wood screw, steel pipe embedded part and floor edge built-in fitting, in described prefabricated reinforced concrete floor, be provided with steel pipe embedded part, prefabricated reinforced concrete floor side is provided with floor edge built-in fitting;
Described prefabricated reinforced concrete floor connects by the square head wood screw wooden joist corresponding with below, and square head wood screw, through described steel pipe embedded part, carries out bolt connection by described floor edge built-in fitting between contiguous prefabricated reinforced concrete floor.
2. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: described wooden joist timber used is log, glued laminated timber or rotary-cut laminated wood.
3. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: described wooden joist cross sectional shape is rectangle or inverted T shape, and bay of joist is 400-600mm.
4. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: in described reinforced concrete prefabricated floor, be furnished with two-way concrete slab, bar diameter is 6-12mm, and rebar spacing is 100-150mm; Concrete thickness is 60-75mm, and thickness of protection tier is 20-30mm.
5. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: described steel pipe embedded part is band flank steel pipe embedded part, thickness of steel pipe 2-3mm, and pipe diameter is consistent with square head wood screw external diameter.
6. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: described square head wood screw diameter is 16-20mm.
7. a kind of assembled steel reinforced concrete-wood composite floor slab according to claim 1, is characterized in that: described floor edge built-in fitting adopts band dowel square steel pipe built-in fitting, steel pipe length of side 60-100mm, wall thickness 6-8mm; Dowel adopts Ribbed Bar, and diameter is 12-16mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628176.2U CN203487675U (en) | 2013-10-12 | 2013-10-12 | Assembled reinforced concrete-wood composite floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628176.2U CN203487675U (en) | 2013-10-12 | 2013-10-12 | Assembled reinforced concrete-wood composite floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203487675U true CN203487675U (en) | 2014-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320628176.2U Expired - Fee Related CN203487675U (en) | 2013-10-12 | 2013-10-12 | Assembled reinforced concrete-wood composite floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203487675U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603448A (en) * | 2013-10-12 | 2014-02-26 | 南京工业大学 | Fabricated reinforced concrete and wood composite floor |
| CN113152759A (en) * | 2021-04-26 | 2021-07-23 | 中国林业科学研究院木材工业研究所 | Assembled prestressing force reinforcing quadrature veneer wood floor |
| CN115822153A (en) * | 2023-01-08 | 2023-03-21 | 南京工业大学 | Technology for improving impact sound and sound insulation performance of orthogonal glued wood floor and application |
-
2013
- 2013-10-12 CN CN201320628176.2U patent/CN203487675U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603448A (en) * | 2013-10-12 | 2014-02-26 | 南京工业大学 | Fabricated reinforced concrete and wood composite floor |
| CN113152759A (en) * | 2021-04-26 | 2021-07-23 | 中国林业科学研究院木材工业研究所 | Assembled prestressing force reinforcing quadrature veneer wood floor |
| CN115822153A (en) * | 2023-01-08 | 2023-03-21 | 南京工业大学 | Technology for improving impact sound and sound insulation performance of orthogonal glued wood floor and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180613 Address after: 210009 No. 200, Zhongshan North Road, Jiangsu, Nanjing Patentee after: Institute of architectural design and research Nanjing University of Technology Address before: 210000 32 box, 8020 box 30, Puzhu South Road, Pukou District, Nanjing, Jiangsu. Patentee before: Nanjing University of Technology |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |