After pour teeth groove and be linked and packed formula building roof system
Technical field
Prefabrication is the utility model is related to, teeth groove is poured after more particularly to a kind of and is linked and packed formula building roof system.
Background technology
At present, building field precast floor slab mainly has Prefabricated porous plate, groove type plate and prefabricated superimposed sheet etc., in assembled knot
In structure using it is more be prefabricated superimposed sheet, it is a kind of structure type that prefabricated board is combined with cast in place technique, i.e., in factory
Large-scale production prefabricated board, carry out secondary pouring the laminated floor slab to be formed again after transporting to job site.In building structure, building
One critical function of plate is to provide rigidity and intensity in plane, and is established effectively with vertical member and periphery horizontal member
Connection, floor is both important vertical supporting member and very important horizontal Force transmission partses.On the one hand, in structure design
In often assume that rigidity is infinitely great in floor level, plate is not deformed planar, therefore current prefabricated superimposed sheet is needed prefabricated
The concrete topping that a layer thickness is not less than 50mm is poured above floor, it is firm in the overall performance of floor and plate plane to ensure
Degree, it is ensured that form assembled integral building roof structure;On the other hand, due to needing to increase cast-in-place surface layer, which increase floor
Deadweight, increases beam column size and arrangement of reinforcement, makes inertia force increase of the structure under geological process, unfavorable to structural seismic.In addition,
The overlapping layer concrete of prefabricated superimposed sheet is poured after man-hour requirement due to applying, scene substantial amounts of wet trade be present, it is necessary to template and branch
Support, operation complexity, long construction period, by season and climatic effect it is big, resource consumption is more, and environment is had a great influence.
The content of the invention
The utility model provides to solve technical problem present in known technology and teeth groove is poured after one kind is linked and packed formula
Building roof system, the building roof system is in light weight, anti-seismic performance is good, and easy construction, situ wet operation amount are few, and environment protecting is good.
The utility model is adopted the technical scheme that to solve technical problem present in known technology:Tooth is poured after one kind
Groove is linked and packed formula building roof system, is spliced by polylith precast slab, in the plate end of the precast slab and plate side
Teeth groove is equipped with, plate side teeth groove and plate end tooth groove are equipped with bottom plate, and embedded board side connector is provided with the teeth groove of the plate side, use
Embedded board side connector in the precast slab side being connected with floor beam is connected using horizontal overhanging embedded board side
Reinforcing bar I is connect, connection reinforcing bar in embedded board end is provided with the plate end tooth groove, the embedded board end connection reinforcing bar is provided with overhanging section,
Overhanging vertical muscle is equipped with the both ends bottom of the precast slab;The building roof system includes four kinds of attachment structures, and one) plate end I
With the attachment structure of floor beam I, two) attachment structure of plate side I and floor beam II, three) the connection knot at adjacent two plate ends II
Structure, four) attachment structure of two adjacent plate sides II;One) the plate end I and the attachment structure of floor beam I are:The plate end I
Bearing length on floor beam I is not less than 50mm, and the plate end I is docked with floor beam I at side bearing I, positioned at the plate
Two embedded board ends connection reinforcing bar in each plate end tooth groove on end I connects reinforcing bar I by an additional U-shaped and linked together,
Two embedded board ends connection reinforcing bar that the additional U-shaped connection reinforcing bar I is connected with by it forms a rectangle frame I, in the square
A shear key I is provided with shape frame I, the shear key I is embedded on floor beam I;At the plate end I and the beam side of floor beam I
Formed with unilateral teeth groove Hou Jiao areas I between plate, pouring concrete structure I after having been poured in the unilateral teeth groove Hou Jiao areas I;Two) institute
State plate side I and the attachment structure of floor beam II is:Bearing length of the plate side I on floor beam II is not less than 50mm, described
Plate side I is docked with floor beam II at side bearing II, two embedded board sides in each plate side teeth groove on the plate side I
Connection reinforcing bar I connects reinforcing bar II by an additional U-shaped and linked together, what the additional U-shaped connection reinforcing bar II was connected with by it
Two embedded board side connection reinforcing bars I form a rectangle frame II, and a shear key II, the shearing resistance are provided with the rectangle frame II
Key II is embedded on floor beam II;Formed with unilateral teeth groove Hou Jiao areas II between the side template of the plate side I and floor beam II,
Pouring concrete structure II after having been poured in the unilateral teeth groove Hou Jiao areas II;Three) connection at the adjacent two plate ends II
Structure is:Bearing length of each plate end II at the intermediate support III of floor beam III is not less than 50mm, adjacent two institutes
It is relative to state plate end II, the plate end tooth trough floor at two relative plate ends II is relative correspondingly, described in relative two
The embedded board end connection reinforcing bar at plate end II connects bar connecting together by the way that plate end is additional correspondingly, at relative two
100~200mm gap is reserved between the plate end II, banding bilateral teeth groove is formed between two relative plate ends II
Hou Jiao areas, pouring concrete structure III after having been poured in the banding bilateral teeth groove Hou Jiao areas;Four) the adjacent two plate sides
II attachment structure is:Two adjacent plate sides II are relative, the plate side teeth groove bottom plate phase of two relative plate sides II
Mutually docking, the embedded board side connector of relative two plate sides II is linked together by plate side additional tie members, in phase
To two plate sides II between formed it is multiple it is independent, docked by two plate side teeth groove formed after pour groove, in the rear
Pour and rear pouring concrete structure IV has been poured in groove.
Four) attachment structure of adjacent two plate sides II is:The embedded board of two relative plate sides II
Side connector connects reinforcing bar II, each plate side tooth in two relative plate sides II for horizontal overhanging embedded board side
Two connection reinforcing bars II in the embedded board side symmetrical above and below are provided with groove, plate side additional tie members are the additional connection in plate side
Reinforcing bar, the embedded board side connection reinforcing bar II of relative two plate sides II connect bar connecting together by the way that the plate side is additional.
Four) attachment structure of adjacent two plate sides II is:The embedded board of two relative plate sides II
Side connector is cast-in fixing bolt, is vertically and fixedly provided with the bottom plate of each plate side teeth groove of two relative plate sides II
Two cast-in fixing bolts symmetrical above and below, plate side additional tie members are junction steel plate, positioned at it is same it is described after pour in groove
Four cast-in fixing bolts are linked together by one piece of junction steel plate, and the junction steel plate is locked described using nut
The bottom of groove is poured afterwards.
The utility model has the advantages and positive effects of:
One) there is stress performance in preferable plane:By after in connector and Alveolus type Hou Jiao areas between plate and plate
Pouring concrete structure is connected with each other, and plate stitch junction shear resistance is strong, while can bear caused pressure between precast slab
Power or pulling force.Under horizontal earthquake action, it can be ensured that between precast slab and precast slab and surrounding floor beam
Between be reliably connected and power transmission, the type of attachment ensure that building roof system under horizontal earthquake action have preferable plane in by
Story shearing force, is reliably delivered in lateral resistant member by power performance.
Two) compared with currently used prefabricated overlapping concrete slab, the utility model does not need last layer, only in plate and plate
Between or the Alveolus type Hou Jiao areas between plate and floor beam in casting concrete, you can ensure that building roof system and total have foot
Enough rigidity and good anti-seismic performance.Due to not needing last layer, template and support, the utility model can effectively improve construction speed
Degree, situ wet operation is reduced, mitigate the deadweight of building roof system, improve the anti-seismic performance of structure.
Three) the utility model also has and is completely embedded between good integrity, each precast slab, is not easy at split joint
The advantages that changing of the relative positions and simple connecting structure;Industrialization degree is high simultaneously, and speed of application is fast, reliable in quality, saves material and energy
Source, environment protecting are good.
Brief description of the drawings
Fig. 1-1 is to pour teeth groove after the first that the utility model uses to be linked and packed the plan of formula precast slab;
Fig. 1-2 is Fig. 1-1 schematic three dimensional views;
Fig. 1-3 is Fig. 1-1 1-1 sectional views;
Fig. 2-1 pours teeth groove and is linked and packed the plan of formula precast slab after being second that the utility model uses;
Fig. 2-2 is Fig. 2-1 schematic three dimensional views;
Fig. 2-3 is Fig. 2-1 1-1 sectional views;
Fig. 3-1 be the utility model use the third after pour teeth groove and be linked and packed the plan of formula precast slab;
Fig. 3-2 is Fig. 3-1 schematic three dimensional views;
Fig. 3-3 is Fig. 3-1 1-1 sectional views;
Fig. 4-1 is the attachment structure plan of the first two neighboring plate side II used in the utility model building roof system;
Schematic three dimensional views before Fig. 4-2 Fig. 4-1 casting concretes;
Fig. 4-3 is Fig. 4-1 1-1 sectional views;
Fig. 5-1 is the attachment structure plan of second of two neighboring plate side II used in the utility model building roof system;
Fig. 5-2 is the schematic three dimensional views before Fig. 5-1 casting concretes;
Fig. 5-3 is Fig. 5-1 1-1 sectional views;
Fig. 6 is the attachment structure plan at two neighboring plate end II used in the utility model building roof system;
Fig. 7 is the schematic three dimensional views before Fig. 6 casting concretes;
Fig. 8 is Fig. 6 1-1 sectional views;
Fig. 9 is Fig. 6 2-2 sectional views;
Figure 10 is plate end I used in the utility model building roof system and the attachment structure plan of floor beam I;
Figure 11 is the schematic three dimensional views before Figure 10 casting concretes;
Figure 12 is Figure 10 1-1 sectional views;
Figure 13 is Figure 10 2-2 sectional views;
Figure 14 is plate side I used in the utility model building roof system and the attachment structure plan of floor beam II;
Figure 15 is the schematic three dimensional views before Figure 14 casting concretes;
Figure 16 is Figure 14 1-1 sectional views;
Figure 17 is Figure 14 2-2 sectional views;
Figure 18 is one of plan of the utility model building roof system;
Figure 19 is the schematic three dimensional views before Figure 18 casting concretes;
Figure 20 is Figure 18 schematic three dimensional views;
Figure 21 is the two of the plan of the utility model building roof system;
Figure 22 is the schematic three dimensional views before Figure 21 casting concretes;
Figure 23 is Figure 21 schematic three dimensional views.
In figure, 1, precast slab, 2-1, plate side teeth groove, 2-2, plate end tooth groove, 3-1 embedded boards side connection reinforcing bar I, 3-
2nd, embedded board side connection reinforcing bar II, 3-3, embedded board end connection reinforcing bar, 3-4, cast-in fixing bolt, 4, overhanging vertical muscle, 5-1, after pour it is mixed
Xtah Crude Clay structure I, 5-2, rear pouring concrete structure II, 5-3, rear pouring concrete structure III, 5-4, rear pouring concrete structure IV, 6-1,
The additional connection reinforcing bar in plate side, 6-2, the additional connection reinforcing bar in plate end, 7, junction steel plate, 8, billet, 9, bottom plate, 10, nut, 11-
1st, floor beam I, 11-2, floor beam II, 11-3, floor beam III, 2-1, shear key I, 12-2, shear key II, 13-1, additional U-shaped
Connect reinforcing bar I, 13-2, additional U-shaped connection reinforcing bar II.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows:
Refer to accompanying drawing, teeth groove poured after a kind of and is linked and packed formula building roof system, is spliced by polylith precast slab 1,
Teeth groove is equipped with the plate end of the precast slab 1 and plate side, plate side teeth groove 2-1 and plate end tooth groove 2-2 are equipped with bottom plate
9, embedded board side connector is provided with the plate side teeth groove 2-1, for the precast slab 1 one being connected with floor beam
The embedded board side connector of side is provided with using the horizontal overhanging embedded board side connection 3-1 of reinforcing bar I in the plate end tooth groove 2-2
Embedded board end connection reinforcing bar 3-3, the embedded board end connection reinforcing bar 3-3 is provided with overhanging section, the two of the precast slab 1
End bottom is equipped with overhanging vertical muscle 4.
The building roof system includes four kinds of attachment structures, one) the plate end I and 11-1 of floor beam I attachment structure, two) plate CeⅠYu buildings
The attachment structure of layer beam II, three) attachment structure at adjacent two plate ends II, the four) attachment structure of two adjacent plate sides II.
Refer to Figure 10~13, one) attachment structure of the plate end I and 11-1 of floor beam I is:The plate end I is in floor
Bearing length on the 11-1 of beam I is not less than 50mm, and the plate end I is docked with the 11-1 of floor beam I at side bearing I, positioned at described
Two embedded board ends connection reinforcing bar 3-2 in each plate end tooth groove 2-2 on plate end I connects the 13-1 of reinforcing bar I by an additional U-shaped
Link together, two embedded board ends connection reinforcing bar 3-2 that the additional U-shaped connection 13-1 of reinforcing bar I is connected with by it forms one
Individual rectangle frame I, the 11-1 of floor beam I is embedded in provided with a shear key I 12-1, the 12-1 of shear key I in the rectangle frame I
On;Formed with unilateral teeth groove Hou Jiao areas I between the plate end I and the 11-1 of floor beam I side template, after the unilateral teeth groove
Pour and the rear 5-1 of pouring concrete structure I has been poured in area I.
Refer to Figure 14~17, two) attachment structure of the plate side I and 11-2 of floor beam II is:The plate side I is in floor
Bearing length on the 11-2 of beam II is not less than 50mm, and the plate side I is docked with the 11-2 of floor beam II at side bearing II, positioned at institute
The two embedded board sides connection 3-1 of reinforcing bar I stated in each plate side teeth groove 2-1 on plate side I connects reinforcing bar II by an additional U-shaped
13-2 links together, two embedded board sides connection reinforcing bar I 3-1 that the additional U-shaped connection 13-2 of reinforcing bar II is connected with by it
A rectangle frame II is formed, building is embedded in provided with a shear key II 12-2, the 12-2 of shear key II in the rectangle frame II
On layer beam II 11-2;Formed with unilateral teeth groove Hou Jiao areas II between the plate side I and the 11-2 of floor beam II side template, in institute
State and the rear 5-2 of pouring concrete structure II has been poured in unilateral teeth groove Hou Jiao areas II.
Refer to Fig. 6~9, three) attachment structure at two adjacent plate ends II is:Each plate end II is in floor
Bearing length at the 11-3 intermediate supports III of beam III is not less than 50mm, and adjacent two plate ends II are relative, relative two
The plate end tooth trough floor at the plate end II is relative correspondingly, the embedded board end connection reinforcing bar at two relative plate ends II
3-2 is linked together by the additional connection reinforcing bar 6-2 in plate end correspondingly, is reserved between two relative plate ends II
100~200mm gap, banding bilateral teeth groove Hou Jiao areas are formed between two relative plate ends II, in the banding
The rear 5-3 of pouring concrete structure III has been poured in bilateral teeth groove Hou Jiao areas.
Refer to Fig. 4-1~4-3 and Fig. 5-1~5-3, four) attachment structure of two adjacent plate sides II is:Phase
Two adjacent plate sides II are relative, and the plate side teeth groove bottom plate 9 of two relative plate sides II is mutually butted, relative two
The embedded board side connector of the plate side II is linked together by plate side additional tie members, in two relative plate sides II
Between formed it is multiple it is independent, docked by two plate side teeth groove formed after pour groove, pour in the rear poured after having been poured in groove it is mixed
The 5-4 of Xtah Crude Clay structure IV.
Specifically, the attachment structure of above-mentioned four) adjacent two plate sides II has two kinds:The first structure, is referred to
Fig. 4-1~4-3, the embedded board side connector of relative two plate sides II connect reinforcing bar II for horizontal overhanging embedded board side
3-2, two embedded boards symmetrical above and below are provided with each plate side teeth groove 2-1 of two relative plate sides II
Side connects the 3-2 of reinforcing bar II, and plate side additional tie members are the additional connection reinforcing bar 6-1 in plate side, relative two plate sides II it is pre-
Buried plate side connects the 3-2 of reinforcing bar II and linked together by the additional connection reinforcing bar 6-1 in the plate side.Second of structure, refers to figure
5-1~5-3, the embedded board side connector of relative two plate sides II is cast-in fixing bolt 3-4, in two relative plates
Two cast-in fixing bolt 3-4 symmetrical above and below are vertically and fixedly provided with the bottom plate 9 of each plate side teeth groove of side II, the plate side is attached
It is junction steel plate 7 to add connector, positioned at it is same it is described after pour four cast-in fixing bolt 3-4 in groove and cross one piece of connection
Steel plate 7 links together, and the junction steel plate 7 is locked using nut 10 pours the bottom of groove in the rear.In nut 10 and connection
Billet 8 is provided between steel plate 7.
When embedded board side connector uses cast-in fixing bolt, the thickness of plate side teeth groove bottom plate 9 is than embedded board side connector
It is thick during using connection reinforcing bar.
The above-mentioned 11-1 of floor beam I, the 11-2 of floor beam II and the 11-3 of floor beam III are prefabricated girder steel or precast reinforced coagulation
Tu Liang, the 12-1 of shear key I is provided with the 11-1 of floor beam I top, and the 12-2 of shear key II is provided with the 11-2 of floor beam II top,
Shear key III is provided with the 11-3 of floor beam III top.The 12-1 of shear key I, the 12-2 of shear key II and shear key III can use anti-
Cut peg or shear reinforcement.The embedded board side connection for two plate sides II that the additional connection reinforcing bar 6-1 in above-mentioned plate side is connected with by it
The 3-2 of reinforcing bar II is attached in the form of colligation or welding, described in two that the additional connection reinforcing bar 6-2 in plate end is connected with by it
The embedded board end connection reinforcing bar 3-3 at plate end II is attached in the form of colligation or welding, adds U-shaped connection reinforcing bar I 13-1
The two embedded board ends connection reinforcing bar 3-3 being connected with by it is attached in the form of colligation or welding, adds U-shaped connection steel
Two embedded board sides connection 3-1 of reinforcing bar I that the 13-2 of muscle II is connected with by it is attached in the form of colligation or welding.
The construction method of above-mentioned building roof system:
One) in the above-mentioned precast slab 1 of component processing factory processing and fabricating;
Two) carry out precast slab 1 between and the piece between precast slab 1 and floor beam dock;
Three) connection of piece joint built-in connection is carried out;
Four) concreting in Hou Jiao areas is carried out, is made between precast slab 1 and precast slab 1 and building
One is formed between layer beam 11, teeth groove is poured after formation and is linked and packed formula concrete Tulou roof system.
Although preferred embodiment of the present utility model is described above in conjunction with accompanying drawing, the utility model is not
Above-mentioned embodiment is confined to, above-mentioned embodiment is only schematical, is not restricted, ability
The those of ordinary skill in domain is not departing from the utility model aims and claimed under enlightenment of the present utility model
In the case of scope, many forms can also be made, these are belonged within the scope of protection of the utility model.