Summary of the invention
The object of the invention is to the defect overcoming prior art, a kind of assembled integral prestressing force double T floor frame structure and construction method thereof are provided, solve during existing double T floor uses the problem that cruciform bracing cross section is too high, construction cost is large existed.
The technical scheme realizing above-mentioned purpose is:
A kind of assembled integral prestressing force of the present invention double T floor frame structure, comprising:
Column member, props up and is located on the column member of supporting surface or next floor;
Be erected on the beam member on described column member and rail members, the top of described beam member and described rail members and described column member is connected and fixed, and forms frame construction, and the sidepiece of described rail members is provided with tenon along its length;
Be layed in the double T floor on two relative described rail members, comprise floor plate and be vertical at two frange plates bottom described floor plate, the end of described frange plate is formed with the groove of adaptive described tenon, and described frange plate is erected on the tenon of described rail members by described groove.
Adopt double T floor slab structure, the structural strength of large span floor can be met, double T floor and longeron are by the assembled installation of structure of tenon and fit depressions, effectively reduce cruciform bracing depth of section, solve during existing double T floor uses the problem that cruciform bracing cross section is too high, construction cost is large existed.Assembled integral prestressing force double T floor frame structure in the present invention, have the advantages that to reduce floor floor height, and meet the Structural strength calls of large span, the construction period is short.
The further improvement of assembled integral prestressing force double T floor frame structure of the present invention is, also comprise the additional bar connecting two adjacent described double T floors and the overlapping layers of building on the floor plate of the described double T floor being positioned at same floor, described additional bar is arranged along the piece interval of adjacent two described double T floors.
The further improvement of assembled integral prestressing force double T floor frame structure of the present invention is, the position of the corresponding described additional bar of sidepiece of described floor plate is provided with chamfering structure.
The further improvement of assembled integral prestressing force double T floor frame structure of the present invention is, described rail members is L shape structure, comprise beam base plate and the beam wing plate being vertical at described beam base plate one end, the other end of described beam base plate forms described tenon, groove on described frange plate is erected on described tenon, and the end of described frange plate fits in described beam wing plate.
The further improvement of assembled integral prestressing force double T floor frame structure of the present invention is, described rail members is T-shaped structure, comprise beam base plate and be vertical at the beam wing plate in the middle part of described beam base plate, the both ends of described beam base plate form described tenon respectively, groove on described frange plate is erected on corresponding described tenon, and the end of described frange plate fits in described beam wing plate.
The construction method of a kind of assembled integral prestressing force of the present invention double T floor frame structure, comprising:
There is provided column member, beam member and rail members, the sidepiece of described rail members is provided with tenon along its length;
Described column member compartment of terrain is propped up and is located on supporting surface, then on described column member, set up described beam member and described rail members, form frame construction;
On described frame construction, set up the column member of a upper floor, beam member and rail members again, form the frame construction of multilayer;
Double T floor is provided, described double T floor comprises floor plate and is vertical at two frange plates bottom described floor plate, the end of described frange plate is formed with the groove of adaptive described tenon, described double T floor is erected on the tenon of described rail members by described groove, described double T floor is layed between two relative described rail members.
The further improvement of the construction method of assembled integral prestressing force double T floor frame structure of the present invention is, also comprises:
Additional bar is set in adjacent two described double T floor places, described additional bar is connected and fixed with adjacent two described double T floors respectively;
The piece interval of described additional bar along adjacent two described double T floors is arranged;
On the floor plate of described double T floor being positioned at same floor, concreting forms overlapping layers.
The further improvement of the construction method of assembled integral prestressing force double T floor frame structure of the present invention is, the position of the corresponding described additional bar of sidepiece of described floor plate is provided with chamfering structure.
The further improvement of the construction method of assembled integral prestressing force double T floor frame structure of the present invention is, described rail members is L shape structure, comprise beam base plate and the beam wing plate being vertical at described beam base plate one end, the other end of described beam base plate forms described tenon, groove on described frange plate is erected on described tenon, and the end of described frange plate fits in described beam wing plate.
The further improvement of the construction method of assembled integral prestressing force double T floor frame structure of the present invention is, described rail members is T-shaped structure, comprise beam base plate and be vertical at the beam wing plate in the middle part of described beam base plate, the both ends of described beam base plate form described tenon respectively, groove on described frange plate is erected on corresponding described tenon, and the end of described frange plate fits in described beam wing plate.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
The invention provides a kind of assembled integral prestressing force double T floor frame structure and construction method thereof, directly be erected on beam structure when solving the assembling of double T floor, make floor structure too high, cause the problem of space structures waste, also solve during existing double T floor uses the problem that cruciform bracing cross section is too high, construction cost is large existed.The frange plate of rail members and double T floor is adopted directly to form the tenon and groove that cooperatively interact, double T floor is made to be erected on the tenon of rail members by the groove of frange plate, effectively reduce floor height, avoid the problem that section of beam is too high, and the structural strength of double T floor is high, can meet longspan structure requirement of strength, constructing operation is simple, and the construction period is short.Below in conjunction with accompanying drawing, assembled integral prestressing force double T floor frame structure of the present invention and construction method thereof are described.
Consult Fig. 1, show the structural representation of assembled integral prestressing force double T floor frame structure of the present invention.Below in conjunction with Fig. 1, assembled integral prestressing force double T floor frame structure of the present invention is described.
As shown in Figure 1, assembled integral prestressing force double T floor frame structure of the present invention comprises column member 11, beam member 12, rail members 13, and double T floor 14, column member 11 props up at certain intervals to be located on supporting surface, beam member 12 and rail members 13 are erected on column member 11, and beam member 12 and rail members 13 are connected and fixed with the top of column member 11, beam member 12 and rail members 13 are erected between two column members 11, and define frame construction with column member 11, also multistory frame structure is provided with on this frame construction, column member in such last layer frame construction 11 is located on the column member 11 in next story frame structure.Shown in composition graphs 3 and Fig. 4, the sidepiece of the rail members 13 in each story frame structure is provided with tenon 131 along its length.Double T floor 14 is layed on two relative rail members 13, multiple double T floor 14 is layed in the rail members 13 of same layer frame construction side by side, just define the floor of this layer, shown in composition graphs 2, two frange plates 142 that double T floor 14 comprises floor face 141 and is vertical at bottom floor face 141, be formed with the groove 1421 of the tenon 131 in adaptive rail members 13 in the end of frange plate 142, frange plate 142 is erected on the tenon 131 of rail members 13 by groove 1421.
As shown in Figure 1 and Figure 5, after the double T floor 14 of same floor is laid, assembling reinforcement cage on the floor plate 141 of double T floor 14 also builds overlapping layers 16, forms floor slab structure.Before building overlapping layers 16, additional bar 15 is connected on adjacent two double T floors 14, this additional bar 15 is arranged along the piece interval of adjacent two double T floors 14, and be fixedly connected with respectively with adjacent two double T floors 14, ensure adjacent double T floor piece connection integrity by the additional bar 15 arranged.As shown in Figure 6, after two double T floors 14 align, between the floor plate 141 of two double T floors 14, gap 143 is formed with; due to the existence in this gap 143; additional bar 15 protective layer thickness is reduced, and durability weakens, and may cause corrosion of steel bar and cause security incident.A better embodiment of the present invention, for solving the problem, as shown in Figure 7 and Figure 8, the position of the corresponding additional bar 15 of floor plate 141 is provided with chamfering structure 1411, after two double T floors 14 align, due to the existence of chamfering structure 1411, leg-of-mutton sinking space is defined by adjacent two chamfering structures 1411 in the bottom of additional bar 15, when building overlapping layers 16, this sinking space of Concrete Filled, increase the protective layer thickness of additional bar 15, deposit at concrete microcrack and avoid reinforcing bar generation corrosion in case, ensure that the security performance under structure behavior in service.
As shown in Figure 3, as a better embodiment of the present invention, rail members 13 is T-shaped structure, the beam wing plate 133 comprising beam base plate 132 and be vertical in the middle part of beam base plate 132, the both ends of beam base plate 132 form respectively tenon 131, two tenons 131 of this formation are for installing double T floor 14, the groove 1421 of double T floor 14 is erected on tenon 131, the end of the frange plate 142 of double T floor 14 fits in beam wing plate 133, the end face of the floor plate 141 of this double T floor 14 flushes with the end face of rail members 13, then be that the end face of double T floor 14 builds overlapping layers 16.
As described in Figure 4, as another better embodiment of the present invention, rail members 13 is L shape structure, comprise beam base plate 132 and the beam wing plate 133 being vertical at beam base plate 132 one end, the other end of this beam base plate 132 is formed with tenon 131, groove 1421 on the frange plate 142 of double T floor 15 is erected on tenon 131, the end of the frange plate 142 of double T floor 14 fits in beam wing plate 133, the end face of the floor plate 141 of this double T floor 14 is lower than the end face of rail members 13, overlapping layers 16 is built at the end face of floor face 141, the end face of overlapping layers 16 is flushed with the end face of this rail members 13.
Beam member 12, the junction of rail members 13 and column member 11 is provided with syndeton, by syndeton by column member 11 and beam member 12, rail members 13 is connected and fixed, this syndeton comprises the concrete structure of building in beam-to-column joint place and is anchored in concrete structure inner prop reinforcing bar and beam steel, its center pillar reinforcing bar one section is located in column member 11, one section protrudes out column member 11 and defines anchoring section, this anchoring section is anchored in concrete structure, beam steel one section is located in beam member 12 or rail members 13, one section protrudes out beam member 12 or rail members 13 defines anchoring section, this anchoring section is anchored in concrete structure.Further, when beam member 12 and rail members 13 are erected on column member 11, beam member 12 and rail members 13 are provided with the first junction plate in lap-joint, and corresponding lap-joint is provided with the second junction plate on column member 11, this second junction plate and the first junction plate are welded and fixed, for strengthening the bonding strength of beam column.
Below the construction method of assembled integral prestressing force double T floor frame structure of the present invention is described.
The construction method of a kind of assembled integral prestressing force of the present invention double T floor frame structure, comprising:
As shown in Figure 1, provide column member 11, beam member 12 and rail members 13, the sidepiece of this rail members 13 is provided with tenon along its length;
Column member 11 compartment of terrain is propped up and is located on supporting surface, then on column member 11, set up beam member 12 and rail members 13, form frame construction;
On frame construction, set up the column member 11 of a upper floor, beam member 12 and rail members 13 again, form the frame construction of multilayer;
As shown in Figures 2 to 4, double T floor 14 is provided, two frange plates 142 comprising floor plate 141 and be vertical at bottom floor plate 141, the end of frange plate 142 is formed with the groove 1421 of adaptive tenon 131, double T floor 14 is erected on the tenon 131 of rail members 13 by groove 1421, double T floor 14 is layed between two relative rail members 13.Multiple double T floor 14 be arranged side by side just defines floor slab structure.
The method also comprises:
As shown in Figure 5, additional bar 15 is set in adjacent two double T floor 14 places, additional bar 15 is connected and fixed with adjacent two double T floors 14 respectively;
The piece interval of additional bar 15 along adjacent two double T floors 14 is arranged;
On the floor plate 141 of double T floor 14 being positioned at same floor, concreting forms overlapping layers 16.After two adjacent double T floor 14 side-by-side alignment are laid, be formed with gap 143 between two floor plates 141, due to the existence in gap 143, additional bar 15 protective layer thickness is reduced, and durability weakens, and may cause corrosion of steel bar and cause security incident.A better embodiment of the present invention; as shown in Figure 7 and Figure 8; for solving the problem; the position of the corresponding additional bar 15 of floor plate 141 is provided with chamfering structure 1411; after two double T floors 14 align; due to the existence of chamfering structure 1411; in the bottom of additional bar 15, docking defines leg-of-mutton sinking space; this sinking space of the Concrete Filled of the overlapping layers 16 of building; increase the protective layer thickness of additional bar 15; deposit at concrete microcrack and avoid reinforcing bar generation corrosion in case, ensure that the security performance under structure behavior in service.
As a better embodiment of the present invention, as shown in Figure 3, rail members 13 is rail members 13 is T-shaped structure, the beam wing plate 133 comprising beam base plate 132 and be vertical in the middle part of beam base plate 132, the both ends of beam base plate 132 form respectively tenon 131, two tenons 131 of this formation are for installing double T floor 14, the groove 1421 of double T floor 14 is erected on tenon 131, the end of the frange plate 142 of double T floor 14 fits in beam wing plate 133, the end face of the floor plate 141 of this double T floor 14 flushes with the end face of rail members 13, then be that the end face of double T floor 14 builds overlapping layers 16.
As described in Figure 4, as another better embodiment of the present invention, rail members 13 is L shape structure, comprise beam base plate 132 and the beam wing plate 133 being vertical at beam base plate 132 one end, the other end of this beam base plate 132 is formed with tenon 131, groove 1421 on the frange plate 142 of double T floor 15 is erected on tenon 131, the end of the frange plate 142 of double T floor 14 fits in beam wing plate 133, the end face of the floor plate 141 of this double T floor 14 is lower than the end face of rail members 13, overlapping layers 16 is built at the end face of floor face 141, the end face of overlapping layers 16 is flushed with the end face of this rail members 13.
The construction method of assembled integral prestressing force double T floor frame structure also comprises:
Install template in the junction of column member 11 and beam member 12, rail members 13, template is attached at the lateral surface of column member 11;
Enclose formation casting space in template, this casting space is built-in with the post reinforcing bar protruding out column member 11 and the joist steel frame protruding out beam member 12 or rail members 13;
Post reinforcing bar and the colligation of joist steel frame are fixed;
Concreting in casting space, to form syndeton, is connected and fixed column member 11 and beam member 12, rail members 13.
Also comprise:
On column member 11, the lap-joint of corresponding beam member 12 and rail members 13 arranges the second junction plate;
On beam member 12 and rail members 13, corresponding second junction plate arranges the first junction plate;
When setting up beam member 12 or rail members 13 on adjacent two column members 11, the second junction plate and the first junction plate are welded and fixed.
The beneficial effect that the invention provides a kind of assembled integral prestressing force double T floor frame structure and construction method thereof is: double T floor and longeron are by the assembled installation of structure of tenon and fit depressions, effectively reduce cruciform bracing depth of section, solve during existing double T floor uses the problem that cruciform bracing cross section is too high, construction cost is large existed.The floor height of effective minimizing floor, is directly erected on beam structure when solving the assembling of double T floor, makes floor structure too high, cause the problem of space structures waste.Adopt double T floor slab structure, the structural strength of large span floor can be met.Assembled integral prestressing force double T floor frame structure in the present invention, have the advantages that to reduce floor floor height, and meet the Structural strength calls of large span, the construction period is short.
Below embodiment is to invention has been detailed description by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection scope of the present invention.