CN203905241U - Hollow laminated floor slab - Google Patents
Hollow laminated floor slab Download PDFInfo
- Publication number
- CN203905241U CN203905241U CN201420287112.5U CN201420287112U CN203905241U CN 203905241 U CN203905241 U CN 203905241U CN 201420287112 U CN201420287112 U CN 201420287112U CN 203905241 U CN203905241 U CN 203905241U
- Authority
- CN
- China
- Prior art keywords
- concrete
- laminated floor
- floor slab
- concrete layer
- slab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004567 concrete Substances 0.000 claims abstract description 61
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 22
- 230000002787 reinforcement Effects 0.000 claims description 36
- 230000003014 reinforcing effect Effects 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a hollow laminated floor slab which can be transported conveniently, and is low in breakage rate, low in weight, low in cost, large in rigidity, and good in anti-seismic property. According to the technical scheme, the hollow laminated floor slab comprises a prefabricated hollow plate and a post-pouring reinforced concrete layer, the prefabricated hollow plate comprises a baseplate reinforced concrete layer and a porous concrete layer; the porous concrete layer is longitudinally provided with a plurality of long through holes at intervals, the two sides or one side of the porous concrete layer are/is sunk into the two side faces of the baseplate reinforced concrete layer, and the prefabricated hollow plate is made to form a post-pouring part; the post-pouring reinforced concrete layer is arranged above the prefabricated hollow plate, and the porous concrete layer and the post-pouring reinforced concrete layer are meshed with each other through a groove and a convex edge.
Description
Technical field
The utility model relates to building unit technical field, is specifically related to a kind of hollow laminated floor slab.
Background technology
At present, traditional superimposed sheet in building floor, traditional superimposed sheet is mostly solid construction, weight is large and improved flooring static load, makes too thin words and has difficult transportation and the high problem of member breakage rate.Existing prefabricated hollow floor is lightweight, easy construction, but owing to cannot arranging transverse reinforcement, the horizontal no-reinforcing-bar of floor connects, poor seismic behavior, easy crack between floor.
Utility model content
The utility model object is to provide a kind of hollow laminated floor slab, and hollow laminated floor slab is not only convenient to transportation, breakage rate is low, and low from heavy and light, cost, and rigidity is large, and anti-seismic performance is good.
To achieve these goals, the utility model adopts following scheme:
A hollow laminated floor slab, comprise precast hollow slab and after water reinforced concrete floor, precast hollow slab comprises baseplate reinforcing bar layer of concrete and porous concrete layer; Porous concrete layer longitudinal separation is provided with a plurality of long through-holes; Porous concrete layer both sides or one-sided recessed in baseplate reinforcing bar layer of concrete two sides, water portion after precast hollow slab is formed with; After precast hollow slab top is provided with, water reinforced concrete floor, and porous concrete layer and after water between reinforced concrete floor engaged by groove and fin.
In hollow laminated floor slab preferred version, porous concrete layer upper surface is provided with along the length direction of prefabricated panel the elongated groove that parallel interval arranges; Between each elongated groove, form elongated fin.
In hollow laminated floor slab preferred version, in baseplate reinforcing bar layer of concrete, along prefabricated panel parallel longitudinal interval, prestressed reinforcement is set, along the horizontal parallel interval of prefabricated panel, nonprestressed reinforcement is set; Nonprestressed reinforcement is outstanding baseplate reinforcing bar layer of concrete edge or two ends outstanding baseplate reinforcing bar layer of concrete edge on one side.
In hollow laminated floor slab preferred version, after water steel mesh reinforcement be set in reinforced concrete floor.
In hollow laminated floor slab preferred version, after to water steel concrete layer thickness be 60-90mm, elongated depth of groove is 40-70mm, after elongated fin upper surface, watering steel concrete layer thickness is 20-40mm.
In hollow laminated floor slab preferred version, elongated groove cross sectional shape is rectangle, semicircle and trapezium structure.
The beneficial effects of the utility model:
Owing to adopting said structure, hollow laminated floor slab had both collected precast floor slab and cast-in-situ floor advantage, had overcome again their all shortcoming and defect.Hollow laminated floor slab upper surface adopts the mutual interlock of groove fin, with after water reinforced concrete floor and be connected reliably.Adjacent floor slab back casting portion fluid concrete, forms overall structure after precast hollow laminated floor slab is laid, and has high shock resistance and the antiseepage water-based of cast-in-situ floor.Once prefabricated completing, is transported to the on-the-spot placement of directly laying, and can not need separately to add support by bearing load, only need to water after cast portion and after water reinforced concrete floor, speed of application is fast, does not need another vertical support and auxiliary material, saves constructional materials and auxiliary material, and can meet that assembled architecture is quick, saving, pollution-free construction requirement, guarantee good force structure and intensity after floor filling light heat insulation material, bearing load is high, again can weight reduction, reduce costs, rigidity is large.The hollow laminated floor slab of the utility model can be produced in batch production, and production efficiency is high, good product quality, and steady quality.
Accompanying drawing explanation
Fig. 1 is the hollow laminated floor slab schematic perspective view of embodiment 1.
Fig. 2 is that the hollow laminated floor slab master of embodiment 1 looks schematic diagram.
Fig. 3 is the hollow laminated floor slab schematic top plan view of embodiment 1.
Hollow laminated floor slab schematic side view when Fig. 4 is outstanding baseplate reinforcing bar layer of concrete edge, the nonprestressed reinforcement two ends of embodiment 1.
Fig. 5 is nonprestressed reinforcement hollow laminated floor slab schematic side view during outstanding baseplate reinforcing bar layer of concrete edge on one side of embodiment 1.
Fig. 6 is the hollow laminated floor slab schematic perspective view of embodiment 2.
Fig. 7 is that the hollow laminated floor slab master of embodiment 2 looks schematic diagram.
Fig. 8 is the hollow laminated floor slab schematic top plan view of embodiment 2.
Hollow laminated floor slab schematic side view when Fig. 9 is outstanding baseplate reinforcing bar layer of concrete edge, the nonprestressed reinforcement two ends of embodiment 2.
Figure 10 is nonprestressed reinforcement hollow laminated floor slab schematic side view during outstanding baseplate reinforcing bar layer of concrete edge on one side of embodiment 2.
Figure 11 is the hollow laminated floor slab schematic perspective view of embodiment 3.
Figure 12 is that the hollow laminated floor slab master of embodiment 3 looks schematic diagram.
Figure 13 is the hollow laminated floor slab schematic top plan view of embodiment 3.
Hollow laminated floor slab schematic side view when Figure 14 is outstanding baseplate reinforcing bar layer of concrete edge, the nonprestressed reinforcement two ends of embodiment 3.
Figure 15 is nonprestressed reinforcement hollow laminated floor slab schematic side view during outstanding baseplate reinforcing bar layer of concrete edge on one side of embodiment 3.
Figure 16 is the hollow laminated floor slab schematic perspective view of embodiment 4.
Figure 17 is that the hollow laminated floor slab master of embodiment 4 looks schematic diagram.
Figure 18 is the hollow laminated floor slab schematic top plan view of embodiment 4.
Hollow laminated floor slab schematic side view when Figure 19 is outstanding baseplate reinforcing bar layer of concrete edge, the nonprestressed reinforcement two ends of embodiment 4.
Figure 20 is nonprestressed reinforcement hollow laminated floor slab schematic side view during outstanding baseplate reinforcing bar layer of concrete edge on one side of embodiment 4.
Figure 21 is that two hollow laminated floor slabs are in conjunction with schematic perspective view.
Figure 22 is that two hollow laminated floor slabs are in conjunction with the main schematic diagram of looking.
Figure 23 is that two hollow laminated floor slabs are in conjunction with schematic top plan view.
Figure 24 is that two hollow laminated floor slabs are in conjunction with schematic side view (outstanding baseplate reinforcing bar layer of concrete edge, nonprestressed reinforcement two ends).
Figure 25 is that two hollow laminated floor slabs are in conjunction with schematic side view (nonprestressed reinforcement is outstanding baseplate reinforcing bar layer of concrete edge on one side).
In figure 1, baseplate reinforcing bar layer of concrete, 2, porous concrete layer, 3, long through-hole, 4, elongated groove, 5, elongated fin, 6, after water portion, 7, after water reinforced concrete floor, 8, nonprestressed reinforcement, 9, transverse reinforcement, 10, vertical reinforcement, 11, prestressed reinforcement.
The specific embodiment
For the ease of those skilled in the art, better understand the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further details, following is only the exemplary protection domain of the present utility model that do not limit.
Embodiment 1
With reference to figures 1 through accompanying drawing 5, a kind of hollow laminated floor slab, comprises precast hollow slab, and precast hollow slab comprises baseplate reinforcing bar layer of concrete 1 and porous concrete layer 2; Porous concrete layer 2 longitudinal separation are provided with a plurality of long through-holes 3; Porous concrete layer 2 both sides or one-sided recessed in baseplate reinforcing bar layer of concrete 1 two sides, water portion 6 after baseplate reinforcing bar layer of concrete 1 is formed with; After porous concrete layer 2 top are provided with, water reinforced concrete floor 7, and porous concrete layer 2 and after water between reinforced concrete floor 7 engaged by groove and fin.
Porous concrete layer 2 upper surface are provided with along the length direction of precast hollow slab the elongated groove 4 that parallel interval arranges; Between each elongated groove 4, form elongated fin 5.
Baseplate reinforcing bar layer of concrete 1 is interior arranges prestressed reinforcement 11 along precast hollow slab parallel longitudinal interval, along the horizontal parallel interval of precast hollow slab, nonprestressed reinforcement 8 is set, nonprestressed reinforcement 8 is outstanding baseplate reinforcing bar layer of concrete 1 edge or two ends outstanding baseplate reinforcing bar layer of concrete 1 edge on one side.Mutually the drawing close of two precast hollow slabs during for hoisting process, optimal way is nonprestressed reinforcement 8 outstanding baseplate reinforcing bar layer of concrete 1 edges on one side.
Consider structure and application life, after water the interior edge of reinforced concrete floor 7 and establish the steel mesh reinforcement that vertical reinforcement 10 and transverse reinforcement 9 forms.
In the present embodiment, elongated groove 4 cross sectional shapes are rectangle.
With reference to accompanying drawing 21 to 25, a kind of hollow laminated floor slab construction method, comprises the following steps:
(1) making of precast hollow slab
(1) on pre-stress floor production line, at precast hollow slab, to produce on production line, the prestressed reinforcement 11 of stretch-draw baseplate reinforcing bar layer of concrete 1, laterally lays nonprestressed reinforcement 8;
(2) adopt sliding formwork machinery concreting and become long through-hole 3;
(3), according to the long requirement of the plate of laminated floor slab, cutting cleaning connecting portion concrete, exposes connecting portion reinforcing bar, the concrete recycling after cleaning;
(4) precast hollow slab maintenance: natural curing or stream curing;
(5) cut off prestressed reinforcement 11, hoisting prefabricated hollowcore slab is to storage pad;
(2) installation of hollow laminated floor slab
(1) fixing support rack is installed;
(2) precast hollow slab is transported to scene, and lifting puts in place, location, fixing;
(3) by design, place longitudinal reinforcement 10, transverse reinforcement 9, colligation forms steel mesh reinforcement, after between precast hollow slab, waters portion 6 and precast hollow slab upper surface concrete perfusion, after making to form, waters reinforced concrete floor.
Embodiment 2
With reference to accompanying drawing 6 to 10, elongated groove 4 cross sections are semicircular structure, and other are with embodiment 1.
Embodiment 3
With reference to accompanying drawing 11 to 15, elongated groove 4 cross sections are trapezium structure, and other are with embodiment 1.
Embodiment 4
With reference to accompanying drawing 16 to 20, elongated groove 4 cross sections are inverted trapezoidal structure, and other are with embodiment 1.
In above-mentioned each embodiment, after to water steel concrete layer thickness be 60-90mm, elongated groove 4 degree of depth are 40-70mm, after elongated groove 5 upper surfaces, watering steel concrete layer thickness is 20-30mm.
The steel bar layer of watering reinforced concrete floor after laying is not only convenient in the setting of the utility model groove, and the setting party of groove insulation layer with after water reinforced concrete floor mutual interlock, make superimposed thickness be not less than 60mm, when experimental test hollow laminated floor slab gross thickness of the present utility model is 70mm, its performance is with the solid concrete plate of 100mm.
Below only described basic principle of the present utility model and preferred embodiment, those skilled in the art can make many changes and improvements according to foregoing description, and these changes and improvements should belong to protection domain of the present utility model.
Claims (6)
1. a hollow laminated floor slab, comprise precast hollow slab and after water reinforced concrete floor, it is characterized in that: precast hollow slab comprises baseplate reinforcing bar layer of concrete and porous concrete layer; Porous concrete layer longitudinal separation is provided with a plurality of long through-holes; Porous concrete layer both sides or one-sided recessed in baseplate reinforcing bar layer of concrete two sides, water portion after precast hollow slab is formed with; After precast hollow slab top is provided with, water reinforced concrete floor, and porous concrete layer and after water between reinforced concrete floor engaged by groove and fin.
2. hollow laminated floor slab according to claim 1, is characterized in that: porous concrete layer upper surface is provided with along the length direction of precast hollow slab the elongated groove that parallel interval arranges; Between each elongated groove, form elongated fin.
3. hollow laminated floor slab according to claim 1, is characterized in that: in baseplate reinforcing bar layer of concrete, along prefabricated panel parallel longitudinal interval, prestressed reinforcement is set, along the horizontal parallel interval of prefabricated panel, nonprestressed reinforcement is set; Nonprestressed reinforcement is outstanding baseplate reinforcing bar layer of concrete edge or two ends outstanding baseplate reinforcing bar layer of concrete edge on one side.
4. hollow laminated floor slab according to claim 1, is characterized in that: after water steel mesh reinforcement be set in reinforced concrete floor.
5. according to hollow laminated floor slab described in claim 1 to 4 any one, it is characterized in that: after to water steel concrete layer thickness be 60-90mm, elongated depth of groove is 40-70mm, after elongated fin upper surface, watering steel concrete layer thickness is 20-40mm.
6. according to hollow laminated floor slab described in claim 1 to 4 any one, it is characterized in that: elongated groove cross sectional shape is rectangle, semicircle and trapezium structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287112.5U CN203905241U (en) | 2014-05-30 | 2014-05-30 | Hollow laminated floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287112.5U CN203905241U (en) | 2014-05-30 | 2014-05-30 | Hollow laminated floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203905241U true CN203905241U (en) | 2014-10-29 |
Family
ID=51779529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287112.5U Expired - Lifetime CN203905241U (en) | 2014-05-30 | 2014-05-30 | Hollow laminated floor slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203905241U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981987A (en) * | 2014-05-30 | 2014-08-13 | 王睿敏 | Hollow composite floor slab and construction method thereof |
| CN105064576A (en) * | 2015-08-26 | 2015-11-18 | 北京珠穆朗玛绿色建筑科技有限公司 | Prefabricated reinforced concrete composite floor slab component and assembly type floor composed of same |
| CN109440991A (en) * | 2018-12-19 | 2019-03-08 | 哈尔滨达城绿色建筑技术开发股份有限公司 | A kind of glomeration building superimposed sheet unidirectional precast hollow slab in gradual change section |
-
2014
- 2014-05-30 CN CN201420287112.5U patent/CN203905241U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981987A (en) * | 2014-05-30 | 2014-08-13 | 王睿敏 | Hollow composite floor slab and construction method thereof |
| CN105064576A (en) * | 2015-08-26 | 2015-11-18 | 北京珠穆朗玛绿色建筑科技有限公司 | Prefabricated reinforced concrete composite floor slab component and assembly type floor composed of same |
| CN109440991A (en) * | 2018-12-19 | 2019-03-08 | 哈尔滨达城绿色建筑技术开发股份有限公司 | A kind of glomeration building superimposed sheet unidirectional precast hollow slab in gradual change section |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103981987A (en) | Hollow composite floor slab and construction method thereof | |
| CN202577704U (en) | Composite floor slab for steel structure building | |
| CN204435638U (en) | A kind of hollow laminated floor slab | |
| CN101858119B (en) | Reinforced concrete hollow floor slab and construction method | |
| CN103031917A (en) | Reinforced concrete prefabricated laminated slab with truss rib | |
| CN105507462A (en) | Composite wall with bearing and heat insulation functions and construction method of composite wall with bearing and heat insulation functions | |
| CN102535711A (en) | Laminated floor slab for steel buildings | |
| CN104612300A (en) | Hollow composite floor slab and construction method thereof | |
| CN104532998A (en) | Superimposed floor easy to install and construction method thereof | |
| CN203905241U (en) | Hollow laminated floor slab | |
| CN104631674A (en) | Composite floor slab and construction method thereof | |
| CN203145267U (en) | Prefabricated composite floor slab | |
| CN209099601U (en) | A kind of UHPC ultra-high performance concrete steel bar girder laminated floor slab | |
| CN205314308U (en) | Have composite wall of bearing and heat preservation function concurrently | |
| CN204401844U (en) | Easy-to-install laminated floor slab | |
| CN105971175A (en) | Hollow laminated floor slab | |
| CN101967865A (en) | Reinforced concrete hollow floor slab | |
| CN210459708U (en) | Compound coincide floor based on two-way rib check structure | |
| CN204311630U (en) | A kind of prefabricated loss of weight concrete dense-rib superimposed sheet and close rib building roof thereof | |
| CN203878835U (en) | Composite floor | |
| CN203034657U (en) | Reinforced concrete prefabricated laminated slab with truss rib | |
| CN101864821A (en) | Reinforced concrete hollow floor slab | |
| CN204491947U (en) | A kind of laminated floor slab | |
| CN107386510A (en) | A kind of sandwich floor of the close rib of chain concrete folding of cross rib | |
| CN210562904U (en) | Compound coincide floor based on one-way longitudinal rib structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG LIJIU BUILDING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WANG RUIMIN Effective date: 20150119 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 250001 JINAN, SHANDONG PROVINCE TO: 250101 JINAN, SHANDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150119 Address after: High tech Zone of Ji'nan City Industrial Road, No. 59 in Shandong province 250101 Expo International Building 1 unit 1301 room 6 Patentee after: SHANDONG LIJIU CONSTRUCTION TECHNOLOGY CO.,LTD. Address before: 250001 Jianshe Road Century Park, Ji'nan City, Shandong province 15-2-1103 Patentee before: Wang Ruimin |
|
| ASS | Succession or assignment of patent right |
Owner name: WANG RUIMIN Free format text: FORMER OWNER: SHANDONG LIJIU BUILDING TECHNOLOGY CO., LTD. Effective date: 20150611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150611 Address after: 250001 Jianshe Road Century Park, Ji'nan City, Shandong province 15-2-1103 Patentee after: Wang Ruimin Address before: High tech Zone of Ji'nan City Industrial Road, No. 59 in Shandong province 250101 Expo International Building 1 unit 1301 room 6 Patentee before: SHANDONG LIJIU CONSTRUCTION TECHNOLOGY CO.,LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |