CN207110174U - It is a kind of that support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component - Google Patents
It is a kind of that support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component Download PDFInfo
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- CN207110174U CN207110174U CN201721032286.7U CN201721032286U CN207110174U CN 207110174 U CN207110174 U CN 207110174U CN 201721032286 U CN201721032286 U CN 201721032286U CN 207110174 U CN207110174 U CN 207110174U
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Abstract
Support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component the utility model discloses a kind of, including steel bar girder main rib prefabricated component and the plate face distribution bar for being arranged on steel bar girder main rib prefabricated component top, steel bar girder main rib prefabricated component and plate face distribution bar are integrated by concreting, steel bar girder main rib prefabricated component includes UHPC plates, the steel bar girder and the Lightweight core mould between two neighboring steel bar girder being arranged on above UHPC plates, UHPC plates, steel bar girder and Lightweight core mould are connected as one by concrete pouring structure, steel bar girder and Lightweight core mould are laid in same level, the lower end of steel bar girder is embedded in UHPC plates.The utility model is connected as one UHPC plates, steel bar girder and Lightweight core mould by concrete pouring structure in precasting yard, precasting yard installation is changed into from work high above the ground when being installed to Lightweight core mould, it can be achieved to exempt to support, reduce operational procedure, save the construction period.
Description
Technical field
The utility model belongs to buildings in general constructing technology field, and in particular to one kind is prefabricated based on steel bar girder main rib
Part exempts from support UHPC poured light rib floors.
Background technology
One key topic of building trade technological progress is, how to keep or improve structural behaviour (including intensity, just
Degree and stability etc.) on the premise of mitigate dead load, realize Light-duty Structural, reduce structural load and load effect, with reality
Now save material, reduce the purpose of structural cost.This trend will be also always maintained at down.
Poured light rib floor is as bed die, overlapping layers reinforcing bar colligation using truss-like prefabricated components and light material core
After concreting, in-situ ribbed slab is formed.In building trade, traditional cast-in-place flat board and in-situ ribbed slab construction
Plank sheathing or steel form and support are largely used, also needs to remove after the completion of concreting, there is that template amount is big, formwork is with tearing open
Mold technique is complicated, template and support cost are higher, it is laborious to take a lot of work；Primary and secondary beam and floor distribution bar are to use at the construction field (site)
Artificial colligation, cost of labor is higher and the duration is longer；Cast-in-place flat board insulation, sound insulation, effect of heat insulation are poor；In-situ ribbed slab is filled out
The light material filled, scene is needed to place, positioning, long construction period, and plate base concrete pours difficulty, it is difficult to shake closely knit.
The utility model patent of Application No. 201621195859.3, it which disclose a kind of based on the light of non-dismantling formwork
Matter core concrete folding rib floor, the disclosed beam prefabricated part of rib floor middle rib are steel bar girder, and non-dismantling formwork is prefabricated
Template, the bottom of steel bar girder pours with non-dismantling formwork to be integrated, and is had the following disadvantages：Steel bar girder is constructed with non-dismantling formwork
After the completion of could carry out the construction of Lightweight core mould, therefore add the construction period, while when Lightweight core mould is constructed, due to
The rigidity of non-dismantling formwork is small, therefore bottom must be provided with support frame, and support cost is higher, it is laborious to take a lot of work.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, there is provided one kind is based on
Steel bar girder main rib prefabricated component exempts from support UHPC poured light rib floors, and its is simple in construction and easy to operate, and input cost is few, leads to
Cross concrete pouring structure to connect as one UHPC plates, steel bar girder and Lightweight core mould in precasting yard, Lightweight core mould is entered
Precasting yard installation is changed into from work high above the ground during row installation, can be achieved to exempt to support, operational procedure is reduced, saves the construction period.
In order to solve the above technical problems, the technical solution adopted in the utility model is：One kind is pre- based on steel bar girder main rib
Product exempts from support UHPC poured light rib floors, it is characterised in that：Including steel bar girder main rib prefabricated component and it is arranged on the steel
The plate face distribution bar on muscle truss main rib prefabricated component top, the steel bar girder main rib prefabricated component and the plate face distribution bar lead to
Concreting is crossed to be integrated, the steel bar girder main rib prefabricated component include UHPC plates, be arranged on it is more above the UHPC plates
Individual steel bar girder and the Lightweight core mould between the two neighboring steel bar girder, the UHPC plates, steel bar girder and light
Matter core is connected as one by concrete pouring structure, and multiple steel bar girders are in horizontal layout, and multiple reinforcing bars
Truss is parallel to each other, and the steel bar girder and the Lightweight core mould are laid in same level, the lower end of the steel bar girder
It is embedded in the UHPC plates, the thickness of the UHPC plates is 10mm~15mm.
It is above-mentioned it is a kind of based on steel bar girder main rib prefabricated component exempt from support UHPC poured light rib floors, it is characterized in that：It is described
The bottom of steel bar girder is embedded in the UHPC plates.
It is above-mentioned it is a kind of based on steel bar girder main rib prefabricated component exempt from support UHPC poured light rib floors, it is characterized in that：It is described
The quantity of Lightweight core mould is multiple, and the Lightweight core mould is rectangular mold, and the width of the Lightweight core mould is not more than two neighboring institute
The clear distance between steel bar girder main rib prefabricated component is stated, the height of the Lightweight core mould is no more than the UHPC plates and the plate face point
Clear distance between at the top of cloth steel bar girder, the length of the Lightweight core mould are not more than the length of the steel bar girder main rib prefabricated component
Degree.
The utility model has advantages below compared with prior art：
1. simple in construction, input cost is few.
2. steel bar girder main rib prefabricated component of the present utility model includes UHPC plates, the multiple reinforcing bars being arranged on above UHPC plates
Truss and the Lightweight core mould between two neighboring steel bar girder, UHPC plates, steel bar girder and Lightweight core mould pass through coagulation
Native pouring structure connects as one, when being constructed, colligation plate face after directly steel bar girder main rib prefabricated component is lifted
Distributing reinforcement, UHPC plates, steel bar girder and Lightweight core mould are processed in precasting yard, by height when will be installed to Lightweight core mould
Idle job is changed into precasting yard installation, can realize and exempt to support, and reduces operational procedure, saves the construction period.
In summary, the utility model is simple in construction and easy to operate, and input cost is few, will by concrete pouring structure
UHPC plates, steel bar girder and Lightweight core mould connect as one in precasting yard, are made when will be installed to Lightweight core mould by high-altitude
Industry is changed into precasting yard installation, can realize and exempt to support, and reduces operational procedure, saves the construction period.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of steel bar girder main rib prefabricated component in the utility model.
Description of reference numerals:
1-steel bar girder；2-Lightweight core mould；3-UHPC plates；
4-plate face distribution bar；5-concrete pouring structure.
Embodiment
As depicted in figs. 1 and 2 a kind of exempts to support UHPC poured light rib floors, bag based on steel bar girder main rib prefabricated component
Include steel bar girder main rib prefabricated component and be arranged on the plate face distribution bar 4 on the steel bar girder main rib prefabricated component top, the steel
Muscle truss main rib prefabricated component and the plate face distribution bar 4 are integrated by concreting, and the steel bar girder main rib is prefabricated
Part includes UHPC plates 3, the multiple steel bar girders 1 for being arranged on the top of UHPC plates 3 and installed in the two neighboring reinforcing bar purlin
Lightweight core mould 2 between frame 1, the UHPC plates 3, steel bar girder 1 and Lightweight core mould 2 are connected as by concrete pouring structure 5
One, multiple steel bar girders 1 are in horizontal layout, and multiple steel bar girders 1 are parallel to each other, the He of steel bar girder 1
The Lightweight core mould 2 is laid in same level, and the lower end of the steel bar girder 1 is embedded in the UHPC plates 3, described
The thickness of UHPC plates 3 is 10mm~15mm.
It should be noted that UHPC is ultra-high performance concrete, abbreviation UHPC (Ultra-High Performance
Concrete)。
During actual use, by the setting of the Lightweight core mould 2, the dosage of concrete is greatly reduced, and then alleviate
The deadweight of the floor, while the light filling core is with insulation, insulated against sound, the hollow structure inside of heat-proof quality.
During actual use, the concrete pouring structure 5 is from bottom to top to UHPC plates 3, steel bar girder 1 and Lightweight core mould
After 2 carry out concretings, connector that UHPC plates 3, steel bar girder 1 and Lightweight core mould 2 are connected as one.
During actual use, UHPC plates 3, steel bar girder 1 and Lightweight core mould 2 are processed in precasting yard, will be to light core
Precasting yard installation is changed into from work high above the ground when mould 2 is installed, can realize and exempt to support, operational procedure is reduced, saves construction work
Phase.
The utility model patent of Application No. 201621195859.3, it which disclose a kind of based on the light of non-dismantling formwork
The concrete folding rib floor of matter core 2, disclosed girt strip prefabricated component are steel bar girder 1, are by non-dismantling formwork during actual use
Carry out it is prefabricated in advance after lifted, then girt strip prefabricated component and non-dismantling formwork are lifted again, treat girt strip prefabricated component and to exempt from
After form removal is installed in place, the installation of the Lightweight core mould 2 is carried out, now Lightweight core mould 2 is installed as work high above the ground, it is necessary to prop up
If support frame, and general support frame is scaffold, and scaffold has steel pipe to be overlapped, and required steel material is big, while sets up intensity
It is required that it is higher, therefore financial resources and the input of labour are larger, and the construction period is extended, and in the present embodiment, by UHPC plates 3, steel
Muscle truss 1 and Lightweight core mould 2 carry out prefabricated processing in precast plant, during practice of construction, UHPC plates 3, the steel that will machine
Muscle truss 1 and Lightweight core mould 2 are lifted, without installing.
During actual use, UHPC plates 3, steel bar girder 1 and Lightweight core mould 2 are connected as one by concrete pouring structure 5,
The globality of the floor is added, is easy to anti-seismic performance of constructing and improve.
During actual use, UHPC plates 3, steel bar girder 1 and Lightweight core mould 2 are connected as one by concrete pouring structure 5
When, the top of the concrete pouring structure 5 is arranged on the 1/2~2/3 of the height of Lightweight core mould 2, makes the steel bar girder
The bearing capacity of main rib prefabricated component is 6kN/m2, ensure that later stage worker can carry out colligation and the later stage coagulation of plate face distribution bar 4
Soil pours.
It should be noted that the concrete and the concrete pouring structure 5 in the present embodiment are UHPC.
In the present embodiment, the bottom of the steel bar girder 1 is embedded in the UHPC plates 3.
During actual use, the web member reinforcing bar lower end in steel bar girder 1 is provided with straight bending anchoring section, and straight bending anchor
Gu section is arranged on the bottom of lower edge muscle, during UHPC plates 3, the steel bar girder 1 is arranged on to the abdomen of lower edge muscle bottom
Bar reinforcing bar is poured with UHPC plates 3 and is integrated, and its advantage is to not only save material and artificial, and connect it is more solid and reliable,
Pouring simultaneously can make UHPC plates 3 have higher bearing capacity in the web member reinforcing bar in UHPC plates 3 with 3 common stress of UHPC plates.
In the present embodiment, the quantity of the Lightweight core mould 2 is multiple, and the Lightweight core mould 2 is rectangular mold, the light core
The width of mould 2 is not more than the clear distance between the two neighboring steel bar girder main rib prefabricated component, and the height of the Lightweight core mould 2 is not
It is little more than the clear distance between the UHPC plates 3 and the top of 4 truss of plate face distribution bar 1, the length of the Lightweight core mould 2
In the length of the steel bar girder main rib prefabricated component.
During actual use, due to the use of Lightweight core mould 2, the totle drilling cost of the floor is set averagely to save more than 10%.
During practice of construction, horizontal, longitudinal direction two-way cloth muscle of the plate face distribution bar 4 along the floor plate face, plate face reinforcing bar is formed
Net, plate face distribution bar 4 are preferablyHRB400 level reinforcing bars.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (3)
1. a kind of exempt from support UHPC poured light rib floors based on steel bar girder main rib prefabricated component, it is characterised in that：Including reinforcing bar
Truss main rib prefabricated component and the plate face distribution bar (4) for being arranged on the steel bar girder main rib prefabricated component top, the reinforcing bar purlin
Frame main rib prefabricated component and the plate face distribution bar (4) are integrated by concreting, the steel bar girder main rib prefabricated component
Including UHPC plates (3), the multiple steel bar girders (1) being arranged on above the UHPC plates (3) and installed in the two neighboring steel
Lightweight core mould (2) between muscle truss (1), the UHPC plates (3), steel bar girder (1) and Lightweight core mould (2) are poured by concrete
Building structure (5) connects as one, and multiple steel bar girders (1) are in horizontal layout, and multiple steel bar girders (1) are mutually flat
OK, the steel bar girder (1) and the Lightweight core mould (2) are laid in same level, and the lower end of the steel bar girder (1) is pre-
It is embedded in the UHPC plates (3), the thickness of the UHPC plates (3) is 10mm~15mm.
2. UHPC poured light rib floors are supported according to a kind of described in claim 1 exempting from based on steel bar girder main rib prefabricated component,
It is characterized in that：The bottom of the steel bar girder (1) is embedded in the UHPC plates (3).
3. support UHPC lightweights Mi Leilou according to a kind of described in claim 1 or 2 exempting from based on steel bar girder main rib prefabricated component
Plate, it is characterised in that：The quantity of the Lightweight core mould (2) is multiple, and the Lightweight core mould (2) is rectangular mold, the light core
The width of mould (2) is not more than the clear distance between the two neighboring steel bar girder main rib prefabricated component, the height of the Lightweight core mould (2)
Degree is no more than the clear distance between the UHPC plates (3) and the plate face distribution bar (4) truss (1) top, the Lightweight core mould
(2) length is not more than the length of the steel bar girder main rib prefabricated component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032286.7U CN207110174U (en) | 2017-08-17 | 2017-08-17 | It is a kind of that support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032286.7U CN207110174U (en) | 2017-08-17 | 2017-08-17 | It is a kind of that support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component |
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| Publication Number | Publication Date |
|---|---|
| CN207110174U true CN207110174U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721032286.7U Active CN207110174U (en) | 2017-08-17 | 2017-08-17 | It is a kind of that support UHPC poured light rib floors are exempted from based on steel bar girder main rib prefabricated component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427603A (en) * | 2021-05-10 | 2021-09-24 | 上海城建建设实业集团新型建筑材料有限公司 | Production process of UHPC facing integrated precast concrete member |
-
2017
- 2017-08-17 CN CN201721032286.7U patent/CN207110174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427603A (en) * | 2021-05-10 | 2021-09-24 | 上海城建建设实业集团新型建筑材料有限公司 | Production process of UHPC facing integrated precast concrete member |
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