CN101906840A - Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system - Google Patents

Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system Download PDF

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Publication number
CN101906840A
CN101906840A CN 201010225002 CN201010225002A CN101906840A CN 101906840 A CN101906840 A CN 101906840A CN 201010225002 CN201010225002 CN 201010225002 CN 201010225002 A CN201010225002 A CN 201010225002A CN 101906840 A CN101906840 A CN 101906840A
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CN
China
Prior art keywords
ribbed
energy
cast
reinforced concrete
place reinforced
Prior art date
Application number
CN 201010225002
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Chinese (zh)
Inventor
张爱晖
金伟良
曾凯
Original Assignee
浙江大学
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 浙江大学 filed Critical 浙江大学
Priority to CN 201010225002 priority Critical patent/CN101906840A/en
Publication of CN101906840A publication Critical patent/CN101906840A/en

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Abstract

The invention discloses a cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system, which comprises a multi-ribbed floor board body, wherein rib beams arranged in a crisscross form are arranged on the multi-ribbed floor board body; stressed steel bars are arranged in the rib beams; the stressed steel bars are also arranged in the multi-ribbed floor board body; and a light insulating board core is embedded in a square space between the rib beams. A molded polystyrene foam board is directly used as a non-removable template of the cast-in-place reinforced concrete multi-ribbed floor, is not removed after pouring and is disposable, so the floor structure has the advantages of low height, light dead weight, convenient construction, simplicity and high construction speed and meanwhile has good energy-saving effects on sound insulation, heat preservation, heat insulation and the like. The system can be used for floors of various industrial and civil building structures such as masonry, framework structures, framework-shear wall structures and the like.

Description

A kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system

Technical field

The present invention relates to buildings in general structure field, especially relate to a kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system, be applicable to construction work building energy conservation has higher requirements, floor height has strict restriction.

Background technology

Under the present level of economic development and Building technology condition, what generally use in the construction work is single, double to girt strip beam building roof structure system, the superstructure cost of this structural system is low, power transmission is clear and definite, easy to make, but the building cover structure height that comprises secondary beam is higher, building that furred ceiling finishing arranged particularly office building has often been wasted the space of secondary beam bottom at the bottom of the plate, has influenced effective utilization of architectural space to a great extent.In addition, traditional one-way slabs girt strip superstructure and two-way slab girt strip superstructure are because plate hight is less, and floor self thermal transmittance is bigger, be difficult to effectively stop the heat transmission between the different spaces,, greatly increased building energy consumption and use cost for creating suitable interior temperature and keeping temperature constant, cause unnecessary waste, simultaneously, less FFL also causes defening effect relatively poor, can not satisfy country to the building energy conservation environmental protection requirement.Therefore, how developing a kind of secondary beam that can reduce takes up room, increasing space availability ratio avoids waste, can effectively utilize superstructure to have its energy-saving effect of spatial development again, and do not increase the novel building cover structure system of construction investment cost and construction difficulty, become current builing industry problem demanding prompt solution.

Summary of the invention

The objective of the invention is at using the defective that floor system can not effectively satisfy energy-conservation requirement and make full use of architectural space in the present construction work always, a kind of building cover structure system that energy-conservation requirement, space effectively utilized and increased not significantly cost of construction that satisfies is provided, a kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system promptly is provided, has made it to satisfy the each side requirement.

A kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system, comprise the close rib building roof plate body, described close rib building roof plate body is provided with the girt strip that the well word is arranged, be provided with steel bar stress in the girt strip, also be provided with steel bar stress in the close rib building roof plate body, the square space between the girt strip embeds the lightweight thermal baffle core.

Described lightweight thermal baffle core is fire-retardant self-extinguishing type polystyrene foam plate.

Described steel bar stress is common hot-rolled reinforced bar, cold rolled reinforcing bar or hard drawn wire reinforcement.

The used cast-in-situ concrete material of close rib building roof plate body and girt strip is general concrete or light weight aggregate concrete

The building method of this reinforced concrete embedded composite multi-ribbed energy-saving floor structure system carries out at the construction field (site), may further comprise the steps: at first, prop up the exterior sheathing of good floor, in template, place the steel bar stress of girt strip, place the lightweight thermal baffle core according to set specification, at last, cast-in-site steel concrete and maintenance are shaped to reinforced concrete embedded composite multi-ribbed energy-saving floor structure system.

The reinforced concrete embedded composite multi-ribbed energy-saving floor structure system of the present invention has utilized the close rib building roof technology, has reduced the low problem of space availability ratio that causes because of time depth of beam in the architectural space.Simultaneously, make full use of the girt strip space of close rib building roof, embed fire-retardant self-extinguishing type polystyrene foam plate, neither take unnecessary space, can bring into play the low advantage of polystyrene foam plate thermal transmittance again, the effectively heat transmission between the control different spaces for the temperature that keeps separate space, reduces building energy consumption and use cost and plays a good role.

Description of drawings

Fig. 1 is the cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system general structure of a present invention schematic diagram.

Fig. 2 is the enlarged diagram of the cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system span centre of the present invention strip section.

The number in the figure title:

1 plate body, 2 girt strips

3 reinforced concrete posts, 4 lightweight thermal baffle cores

5 steel bar stresses

The specific embodiment

As shown in Figure 1, the cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system of the present invention, comprise close rib building roof plate body 1, this close rib building roof plate body 1 is provided with the girt strip 2 that the well word is arranged, be provided with steel bar stress 5 in close rib building roof plate body 1, the square space between girt strip 2 is embedded with lightweight thermal baffle core 4.The area of the steel bar stress 5 in the close rib building roof plate body 1 needs according to the span of suffered load size of floor and floor and strides several situations and determine by calculating.The girt strip 2 used cast-in-situ concrete materials that close rib building roof plate body 1 and well word are arranged are general concrete or light weight aggregate concrete, require to determine the thickness of this embedded compound close rib energy-saving floor under the prerequisite that satisfies stressed, distortion, crashproof, anti-fire.The lightweight thermal baffle core 4 of 2 embeddings of girt strip adopts fire-retardant self-extinguishing type polystyrene foam plate.The material of the reinforcing bar in girt strip 2 and the close rib building roof plate body 1, employing be common hot-rolled reinforced bar, cold rolled reinforcing bar or hard drawn wire reinforcement.

The building method of realizing the cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system of the present invention carries out at the construction field (site).Referring to Fig. 1, during building operations, this ribbed slab floor plate body 1 connects as one with post 3, and the joint of the top of post 3 and close rib building roof plate body 1 is typically provided with concrete capital reinforcing rib.During construction, in close rib building roof plate body 1, also to arrange the pipeline that each is professional, not shown.Therefore, this cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system building method is taken into account these factors simultaneously, may further comprise the steps: at first, prop up the exterior sheathing of good floor, in template, place the steel bar stress in the girt strip, place fire-retardant self-extinguishing type polystyrene foam plate as the lightweight thermal baffle core according to set specification, last, cast-in-site steel concrete and maintenance are shaped to reinforced concrete embedded composite multi-ribbed energy-saving floor structure system.Formed new structure system of this technology and construction technology have the construction simple and fast, characteristics such as cost is low, energy-saving effect is good.

Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system of the present invention and building method, can solve floor system at present commonly used and can not effectively satisfy energy-conserving and environment-protective requirement and the higher defective that can not make full use of architectural space of dimension girder construction height, and increase the building cover structure system that cost of construction can be used for all types of industries such as masonry, frame construction, frame shear wall structure and civilian construction structure not significantly.

Claims (4)

1. cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system, comprise close rib building roof plate body (1), it is characterized in that: described close rib building roof plate body (1) is provided with the girt strip (2) that the well word is arranged, be provided with steel bar stress (5) in the girt strip (2), also be provided with steel bar stress (5) in the close rib building roof plate body (1), the square space between the described girt strip (2) has been embedded in lightweight thermal baffle core (4).
2. a kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system according to claim 1 is characterized in that: described lightweight thermal baffle core (4) is fire-retardant self-extinguishing type polystyrene foam plate.
3. a kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system according to claim 1 is characterized in that: the concrete material that described close rib building roof plate body (1) and girt strip (2) adopt is general concrete or light weight aggregate concrete.
4. a kind of cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system according to claim 1 is characterized in that: the steel bar stress (5) that adopts in described close rib building roof plate body (1) and the girt strip (2) is common hot-rolled reinforced bar, cold rolled reinforcing bar or hard drawn wire reinforcement.
CN 201010225002 2010-07-09 2010-07-09 Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system CN101906840A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010225002 CN101906840A (en) 2010-07-09 2010-07-09 Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010225002 CN101906840A (en) 2010-07-09 2010-07-09 Cast-in-place reinforced concrete embedded composite multi-ribbed energy-saving floor structure system

Publications (1)

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CN101906840A true CN101906840A (en) 2010-12-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105442737A (en) * 2015-12-21 2016-03-30 河北安能绿色建筑科技有限公司 Novel composite heat insulation floor board and construction method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB575900A (en) * 1944-01-11 1946-03-11 Charles Clark Improvements relating to the construction of floors and ceilings for buildings and structures
EP0812374A1 (en) * 1995-02-28 1997-12-17 Andrea Mario Stodulka A method of constructing a suspended floor
CN2361700Y (en) * 1999-03-10 2000-02-02 邱则有 Multi-ribbed plate floor
CN101173542A (en) * 2007-11-23 2008-05-07 清华大学 Bidirectional steel-stacked plate concrete composite building roof
CN101265731A (en) * 2008-05-07 2008-09-17 江西省丰和营造集团有限公司 Heat insulation acoustic insulation dense rib type light floor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB575900A (en) * 1944-01-11 1946-03-11 Charles Clark Improvements relating to the construction of floors and ceilings for buildings and structures
EP0812374A1 (en) * 1995-02-28 1997-12-17 Andrea Mario Stodulka A method of constructing a suspended floor
CN2361700Y (en) * 1999-03-10 2000-02-02 邱则有 Multi-ribbed plate floor
CN101173542A (en) * 2007-11-23 2008-05-07 清华大学 Bidirectional steel-stacked plate concrete composite building roof
CN101265731A (en) * 2008-05-07 2008-09-17 江西省丰和营造集团有限公司 Heat insulation acoustic insulation dense rib type light floor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105442737A (en) * 2015-12-21 2016-03-30 河北安能绿色建筑科技有限公司 Novel composite heat insulation floor board and construction method thereof

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Application publication date: 20101208