CN207700477U - A kind of unit floor of assembled flatslab construction - Google Patents

Abstract

The utility model discloses a kind of unit floor of assembled flatslab construction, including vertical member, precast floor unit and connecting node, the precast floor unit includes the A type precast floor units for including part intercolumniation connecting plate band；The both ends reserved steel bar of part intercolumniation connecting plate band in the A types precast floor unit is all connected within the scope of the connecting node between column and precast floor unit；Part intercolumniation connecting plate band in the A types precast floor unit is in span direction configured with straight-through bottom muscle；The straight-through bottom muscle of intercolumniation connecting plate band between the main shaft of adjacent two column of the assembly completion flatslab construction is directly transmitted to load the expansion connector of column or column, the unit floor of the assembled flatslab construction can be realized has the same security reliability with cast-in-place concrete structure, and mounting structure and assembly method are diversified and more perfect.In addition, the unit floor is easy for installation and has the advantages that economical and facilitates popularization.

Description

A kind of unit floor of assembled flatslab construction

Technical field

The utility model is related to concrete structure prefabrication construction applications, specially a kind of assembled is without Liang Lou The unit floor of harden structure.

Background technology

Since assembled architecture meets the mode of production of environmental protection and energy saving, country proposes the time with 10 years or so, makes dress The ratio that new building is accounted for formula building reaches 30% developing goal；And flatslab construction has in same use space Premise can reduce floor height, have good economy, flatslab construction can scene in hypogee and as Multilayer parking Pouring can also realize prefabricated assembled will also there is the prodigious market space.

The key of assembled architecture be building structure can be split into can plant produced, transport, be easily installed and meet peace Complete reliable and economical rationality component and the assembly construction for realizing building industrialization.

The flatslab construction of the prefabricated concrete structure of flatslab construction has the disadvantage that at present：

(1) current assembly concrete flatslab construction form has using originating from Yugoslavia's eighties in last century " integrated prestress assembled sheet-pile (girderless floor) structure " of the prestressing force friction node of " IMS " system, i.e. floor are by pre- The stiction supporting and fixing of stress and its generation forms prestressing force friction node form on column between plate and column.This In form, the compression of frictional force derives from the prestress wire of live post-stretching, and because of the particular/special requirement of its connection, this is pre- to answer The construction technology of power steel strand tension is cumbersome, and difficulty is big, and requires the technology of construction personnel very high；In addition, node tensioning Prestressing force the purpose of be and additional stress to be produced to the component of original assembly to connect needs, this both increases design difficulty Project cost is influenced again；When also using " IMS " system, prestressing force friction node not only needs to meet reinforced concrete structure Related regulation also needs to meet《Integrated prestress assembled plate-column structure technical regulation CECS52： 2110》Requirement, only For association criterion regulation, rather than national standard, there are some to ask for side light " IMS " the system connection method from another point of view Topic at least illustrates it is not perfect structure type, is the implementation technology approved not over national level；In application because of scene Difficulty of construction is big — that is, not applicable industrialized construction, cost height are not suitable for the production of market economy and executes typical problem and By resistance, cause to have gone over the few of application twenty or thirty year.

(2) the relevant technologies of assembled flatslab construction (plate-column structure) disclose also number of patent application and are at present 2017107612055, the mode in 2016111750922 and 201621391998.3, although solving the prefabricated of plate-column structure Component division, prefabricated and assembly technical approach method, but it assembles with people and is accustomed to having larger difference, not enough simply entirely Face is gone to solve the division and assembly of the prefabricated components of plate-column structure.

Utility model content

The purpose of this utility model is that be to provide a kind of unit floor of assembled flatslab construction, the assembled without The building of the unit floor assembly of beam floor construction can realize that the building built with cast-in-place concrete has the same safety Reliability, in addition, the unit floor of the assembled flatslab construction can provide more comprehensive, diversified assembled without beam The pattern and assembly method of the precast floor unit of the unit floor of floor construction；Pass through the precast floor unit to plate-column structure Various selection, to make assembly it is simpler, it is economical and be more conducive to promote.

The utility model solve above-mentioned technical problem technical solution be：

A kind of unit floor of assembled flatslab construction, including vertical member, precast floor unit and connection section Point, the vertical member include shear wall and column, and the connecting node includes connecting node between precast floor unit and pre- Connecting node between floor member and vertical member processed, wherein

The precast floor unit includes the A type precast floor units for including part intercolumniation connecting plate band；The intercolumniation connects Fishplate bar band is the whole strip band-like plate that collapses between the main shaft of two neighboring column, and width is wide more than or equal to column, is less than or equal to column The sum of 1/4 of each hem width degree of the precast floor unit on both sides, for connecting in two pieces of A type precast floor units of two columns Part intercolumniation connecting plate band is combined into a complete intercolumniation connecting plate band；

The both ends reserved steel bar of part intercolumniation connecting plate band in the A types precast floor unit be all connected to column with it is prefabricated Within the scope of connecting node between floor member；Part intercolumniation connecting plate band in the A type precast floor units is in span direction Configured with straight-through bottom muscle；Assembly is completed between the main shaft of adjacent two column of the unit floor of the assembled flatslab construction The straight-through bottom muscle of intercolumniation connecting plate band directly load is transmitted to the expansion connector of column or column.

Preferably, the precast floor unit combination of the unit floor of the assembled flatslab construction includes：

It is all composed of the A type precast floor units comprising part intercolumniation connecting plate band, the A types precast floor slab structure Part is joined together to form the precast floor unit by the structure of connecting node；

Or it is prefabricated by the A types precast floor unit comprising part intercolumniation connecting plate band and the C types without intercolumniation connecting plate band Floor member is composed, and the surrounding of the c-type precast floor unit passes through connecting node with A type precast floor units respectively Structure is joined together to form the precast floor unit；

Or it is pre- by the A types precast floor unit comprising part intercolumniation connecting plate band and the B types containing complete intercolumniation connecting plate band Floor member processed is composed, and the A types precast floor unit is connected with Type B precast floor unit by the structure of connecting node The precast floor unit is formed together；

Or it is pre- by the A types precast floor unit comprising part intercolumniation connecting plate band, the B types containing complete intercolumniation connecting plate band Floor member processed and c-type precast floor unit without intercolumniation connecting plate band are composed, the A types precast floor unit, Type B Precast floor unit and c-type precast floor unit are joined together to form the precast floor slab structure by the structure of connecting node Part.

Preferably, when the precast floor unit is made of A types precast floor unit and Type B precast floor unit or by When A types precast floor unit, Type B precast floor unit and c-type precast floor unit are constituted, all Type B precast floor units In complete intercolumniation connecting plate band direction it is consistent, the direction one of the part intercolumniation connecting plate band of all A types precast floor units It causes.

Preferably, in precast floor unit, each A types precast floor unit includes the intercolumniation connecting plate band of half.This The prefabricated component of symmetry may be implemented in sample, simplifies construction.

Preferably, anti-shearing steel is contained in the connecting node between the precast floor unit and column.To reinforcing prop with The connection at connecting node between precast floor unit.

Preferably, the Type B precast floor unit is folded type prefabricated board.

Preferably, the Type B precast floor unit is " convex island " type prefabricated board.Its role is to be convenient for connection and can be very Applying prestressing force well becomes prestressing force prefabricated board.

Preferably, the width of the Type B precast floor unit is more than or equal to the wide precast floor unit for adding three times of column The sum of thickness.In this way, being conducive to the configuration of reinforcing bar by controlling certain width so that plate-column structure is safer.

Preferably, the c-type precast floor unit be common whole thickness type prefabricated board either folded type prefabricated board or The close compound prefabricated board of rib, may be implemented the diversity of assembling structure in this way.

The utility model has the advantages that compared with prior art:

(1) the unit floor of the assembled flatslab construction of the utility model, introduce it is a kind of it is new include part intercolumniation The A type precast floor units of connecting plate band can be combined into wound by A types precast floor unit with other precast floor units New assembling structure form, can realize has the same security reliability with cast-in-place concrete structure, in addition, the assembly The unit floor of formula flatslab construction can provide the unit floor of more comprehensive, diversified assembled flatslab construction The pattern and assembly method of precast floor unit；By various selection of the precast floor unit to plate-column structure, to make dress With simpler, economic and more conducively popularization.

(2) the unit floor of the assembled flatslab construction of the utility model, introduce it is a kind of it is new include part intercolumniation The A type precast floor units of connecting plate band can be combined into wound by A types precast floor unit with other precast floor units New assembling structure form reaches vertical member to realize that the bottom muscle of intercolumniation connecting plate band is straight-through, and then by precast floor slab structure The load transmission of part is to vertical member so that structure is more reasonable, material property perform to it is ultimate attainment, to more safety and More economical advantage.

(3) the unit floor of the assembled flatslab construction of the utility model, introduce it is a kind of it is new include part intercolumniation The A type precast floor units of connecting plate band can be combined into wound by A types precast floor unit with other precast floor units New assembling structure form is (clearly demarcated) certainly according to the level up and down of steel bar arrangement in the hoisting prefabricated floor member of assembling process Surely succession is lifted, so as to reduce difficulty of construction, improve efficiency of assembling.

(4) the unit floor of the assembled flatslab construction of the utility model, introduce it is a kind of it is new include part intercolumniation The A type precast floor units of connecting plate band can be combined into wound by A types precast floor unit with other precast floor units New assembling structure form improves the diversity of precast floor unit, the flexibility of selection, to global optimization precast floor slab Component and entire assembly technology, to mitigate the weight of single precast floor unit, to reach on-site hoisting equipment requirement；To Realize that safety and economy are perfectly balanced.

(5) the A type precast floor units that the unit floor of the assembled flatslab construction of the utility model introduces, can be with The connecting node between the precast floor unit and vertical member of configuration shearing resistance shaped steel combines assembly very well, and two pieces of A types are prefabricated Can be with configuration node shaped steel in floor member, this is the combining form that other types precast floor unit can not be compared.

Description of the drawings

Fig. 1 is the plane of a specific implementation mode of the unit floor of the assembled flatslab construction of the utility model Structure chart.

Fig. 2 is the sectional view in the directions A-A of Fig. 1.

Fig. 3 is the sectional view in the directions B-B of Fig. 1.

Fig. 4 is the sectional view in the directions C-C of Fig. 1.

Fig. 5 is the sectional view in the directions D-D of Fig. 1.

Fig. 6-Fig. 8 is the c-type precast floor unit in the unit floor of the assembled flatslab construction of the utility model In three different embodiments perspective view；Wherein, Fig. 6 is common form precast floor unit, and Fig. 7 is that superimposed sheet form is pre- Floor member processed, Fig. 8 are multi-ribbed plate form precast floor unit.

Fig. 9 and Figure 10 is the Type B precast floor slab structure in the unit floor of the assembled flatslab construction of the utility model The perspective view of two different embodiments in part；Wherein, Fig. 9 is superimposed sheet form precast floor unit, and Figure 10 is " convex island " Plate form precast floor unit.

Figure 11 is the perspective view of the A types precast floor unit in Fig. 1.

Figure 12 is the enlarged plan view for the connecting node for having shaped steel in Fig. 1.

Figure 13 is the sectional view in the directions E-E in Figure 12.

Figure 14 is the sectional view in the directions F-F in Figure 12.

In figure：1-C type precast floor units, 2-B type precast floor units, 3-A type precast floor units, 4- intercolumniations connect Fishplate bar band, 5- vertical members, pouring concrete pours slot, the line of demarcation of 7- precast floor units, 8- shearing resistance shaped steel, 9- intercolumniations after 6- The upper reinforcement of connecting plate band, the bottom muscle of 10- intercolumniation connecting plate bands；The width of L- intercolumniation connecting plate bands, b- columns are wide, and H- is containing company Thickness of the fishplate bar with precast floor unit.

Specific implementation mode

The embodiments of the present invention are described referring now to the drawings, similar element numbers represent similar member in attached drawing Part.Front, back, left, right, up, down is the relativeness of institute's diagram, to face drawing orientation as standard.

Embodiment 1

Referring to Fig. 1-Fig. 5, the unit floor of the assembled flatslab construction of the utility model includes vertical member 5, pre- Floor member processed and connecting node, the vertical member 5 include shear wall and column, connecting node include precast floor unit it Between connecting node and vertical member and precast floor unit between connecting node (its in addition to indicating, be all using existing The connecting node of technology connection), Fig. 1 illustrates four complete floor construction units, and the complete floor construction unit refers to Be adjacent vertical member 5 support stabilization floor, its be one piece of complete stress floor construction unit, four complete floors Structural unit all includes the A types precast floor unit 3 for including part intercolumniation connecting plate band 4, and the intercolumniation connecting plate band 4 is adjacent The whole strip band-like plate that collapses between the main shaft of two columns, 4 width L of intercolumniation connecting plate band is more than or equal to the column wide b being connected, small In the width L of the intercolumniation connecting plate band 4 equal to the plate-column structure (flatslab construction) usually arranged, for connecting two columns Part intercolumniation connecting plate band 4 in two pieces of A types precast floor units 3 is combined into a complete intercolumniation connecting plate band 4, (such as Fig. 1 Complete intercolumniation connecting plate band 4 is divided into two piece two up and down by the line of demarcation 7 of the precast floor unit at the column horizontal spindle of the top Block A types precast floor unit 3)；Part intercolumniation connecting plate band 4 in the A types precast floor unit 3 is configured in span direction Straight-through bottom muscle 10, the bottom muscle 10 at the intercolumniation connecting plate band 4 are reserved with the connection for anchoring into column and precast floor unit enough Length in node；Assembly is completed between the main shaft of the two neighboring column of the unit floor of the assembled flatslab construction The bottom muscle 10 of intercolumniation connecting plate band 4 is directly transmitted to load the expansion connector of column or column.

" the intercolumniation connecting plate band 4 " and " vertical member major axes orientation " of sheet-pile (girderless floor) structure as described herein be 《Code for design of concrete structures》Title in GB50010-2010, it is signified consistent with specification.The nothing usually arranged in the industry Beam floor construction column to the width L of connecting plate band be two side floor overall width of column the sum of each 1/4 width.

The connecting node connecting node and precast floor unit and column connected node between precast floor unit, are removed Especially outside dated connecting node, the structure of remaining connecting node is connecting node in the prior art.

Referring to Fig. 1, the precast floor unit can also be divided by the line of demarcation 7 of the precast floor unit comprising complete The Type B precast floor unit 2 of whole intercolumniation connecting plate band 4 and the C types precast floor unit 1 without intercolumniation connecting plate band 4, because This, the combination of the precast floor unit of the unit floor of the assembled girderless floor (plate-column structure) includes following four Mode：

(1), the structure that connecting node is all passed through by the A types precast floor unit 3 comprising part intercolumniation connecting plate band 4 It links together (referring to the complete floor construction unit at upper left side in Fig. 1)；The vertical member 5 of the floor construction unit wraps It includes two columns and a piece of shear wall and three pieces of A types precast floor units 3 and its connecting node is constituted.

(2), by the A types precast floor unit 3 comprising part intercolumniation connecting plate band 4 and the C without intercolumniation connecting plate band 4 Type precast floor unit 1 is composed；The surrounding of the c-type precast floor unit 1 passes through with A types precast floor unit 3 respectively The structure of connecting node links together (referring to the complete floor construction unit at upper right side in Fig. 1)；The complete floor Structural unit includes the end that vertical member 5 is three columns and a piece of shear wall, three pieces of A types precast floor units 3 and one piece of c-type Precast floor unit 1 and its connecting node are constituted.

(3), by the A types precast floor unit 3 comprising part intercolumniation connecting plate band 4 and containing complete intercolumniation connecting plate band 4 Type B precast floor unit 2 is composed；The A types precast floor unit 3 and Type B precast floor unit 2 pass through connecting node Structure links together (referring to the complete floor construction unit at the lower lefts Fig. 1)；The complete floor construction unit includes Vertical member 5 is two columns and a piece of shear wall, two pieces of A types precast floor units 3 and one piece of Type B precast floor unit 2 and its Connecting node is constituted.

(4), by the A types precast floor unit 3 comprising part intercolumniation connecting plate band 4, the B containing complete intercolumniation connecting plate band 4 Type precast floor unit 2 and c-type precast floor unit 1 without intercolumniation connecting plate band 4 are composed；The A types precast floor slab Component 3, Type B precast floor unit 2 and c-type precast floor unit 1 are linked together by the structure of connecting node (referring to Fig. 1 Lower right at complete floor construction unit).The complete floor construction unit includes that vertical member 5 is three columns and one The end of piece shear wall, three pieces of A types precast floor units, 3, one pieces of Type B precast floor units 2 and one piece of c-type precast floor unit 1 and its connecting node constitute.

Referring to Fig. 1, when the precast floor unit is made of A types precast floor unit 3 and Type B precast floor unit 2 or When person is made of A types precast floor unit 3, Type B precast floor unit 2 and c-type precast floor unit 1, all prefabricated buildings of Type B The extending direction of complete intercolumniation connecting plate band 4 in board member 2 is consistent, the part intercolumniation connection of all A types precast floor units 3 The extending direction of strip 4 is consistent, and the complete intercolumniation connecting plate band 4 in Type B precast floor unit 3 and A types precast floor unit 3 In the extending direction of part intercolumniation connecting plate band 4 be mutually perpendicular to.It can preferably realize that lifting is suitable in the construction process in this way Sequence so that reinforcing bar it is well arranged, it is convenient for assembly.

Referring to Fig. 6-Fig. 8, according to design and lifting requirements, the c-type precast floor unit 1 can be common common Whole thickness type prefabricated board (referring to Fig. 6) either folded type prefabricated board (referring to Fig. 7) or the compound prefabricated board of close rib (referring to figure 8)。

Referring to Fig. 9, folded type prefabricated board, institute can be used according to design and lifting requirements in the Type B precast floor unit 2 State the not whole thickness of thickness of folded type prefabricated board when folded type prefabricated board refers to prefabricated, the only a part (example of thickness If pre-erection is 1/2 plate thickness), after assembly, the thickness of remainder is poured using rear pouring concrete.This is conducive to lead to Suffered interference is small when crossing the globality of connection and reinforcing bar is facilitated to bind, and arranging.In addition, using folded type prefabricated board When, transporting and hoisting weight can be mitigated, comprehensive overlapping layers can enhance the globality of floor.

Referring to Figure 10, the Type B precast floor unit 2 can also use " convex island " type prefabricated board, " convex island " type pre- Making sheet is that the surrounding of prefabricated board is the floor that superimposed sheet layer central part is whole thickness；The overlapping of " convex island " the type prefabricated board surrounding Layer provides enough rigidity to resist prestressing force for the floor of whole thickness, overcomes superimposed sheet in the floor convenient for connection, central part The disadvantage of stretch-draw prestressing force deficiency.

Referring to Fig. 9 and Figure 10, the width requirement of the Type B precast floor unit 2 adds the prefabricated building of three times more than or equal to the wide b of column The thickness H of board member, effect is that the width L of limitation intercolumniation connecting plate band 4 cannot be too small, in order to there is rational width to go to arrange Straight-through bottom muscle 10, and the bottom muscle 10 of intercolumniation connecting plate band 4 is required to reserve the company that sufficient length reaches column and precast floor unit Connect node anchors into requirement, ensures safety and economy with this, and rational width can be such that more reasonable structure, material property plays To ultimate attainment, there is more preferable security performance and economic performance；The width of the Type B precast floor unit 2 is also required in Practical Project Degree is not more than the width L for the intercolumniation connecting plate band 4 arranged in plate-column structure, in the intercolumniation connecting plate band 4 that engineering is usually arranged Width L is the sum of 1/4 (is in this way skilled person will realize that common sense) of each hem width degree of floor on column both sides.

Referring to Figure 11, the A types precast floor unit 3 is the multi-ribbed plate of whole thickness and solid 4 part of intercolumniation connecting plate band The prefabricated board of combination, the A types precast floor unit 3 include 1/2 intercolumniation connecting plate band 4, the bottom muscle 10 of the intercolumniation connecting plate band 4 What reserved sufficient length reached the connecting node of vertical member 5 anchors into requirement.In the actual implementation process, the prefabricated building of A types Board member 3 can also be superimposed sheet or whole thickness type prefabricated board, but A types precast floor unit 3 includes not necessarily 1/2 Intercolumniation connecting plate band 4.

As shown in Figure 1, the connecting node between the column and precast floor unit is common connecting node and containing anti- Connecting node between the column and precast floor unit of scissors-type steel 8.There is the connecting node of shearing resistance shaped steel 8 that can simplify connecting node Construction, mainly reduce connecting node in number of steel bars, moreover it is possible to improve bearing capacity.Plate-column structure (i.e. flatslab construction) Safety it is most important be to depend on the safety that is connected between column and precast floor unit.Shearing resistance shaped steel 8 (shown in Fig. 1) is just Configuration is in the part intercolumniation connecting plate band 4 of two pieces of A types precast floor units 3.

Referring to Fig. 1-Figure 11, the unit floor concrete construction method of the assembled flatslab construction of the utility model is：

In pre-fabricated factory by drawing production c-type precast floor unit 1, Type B precast floor unit 2 and A type precast floor slab structures Part 3 and reinforcing bar needed for connecting node is processed, sequence of construction is as follows：

(1) it is required according to construction loads, flatness and absolute altitude requirement is installed, installed for supporting precast floor unit Vertical supporting；When using the vertical member 5 comprising bolumn cap conjunction or supporting plate, it should be required to meet construction loads requirement and installation Flatness requirement.

(2) lifting Type B precast floor unit 2, shelves and is fixed on vertical supporting.

(3) lifting A types precast floor unit 3 and c-type precast floor unit 1, shelve and are fixed on Type B precast floor unit 2 Side overlapping layers on, pouring concrete pours slot 6 after being formed with this.

(4) pouring concrete pours the reinforcing bar at slot 6 after installation connection binding, is carried out by design requirement, reinforcing bar includes prefabricated The supplement reinforcing bar that the bottom muscle 10 and design or construction of the reserved connection of floor member or anchoring need.

(5) it is poured in rear pouring concrete and pours delay-pour joint concrete in slot 6, dismounting is perpendicular after concrete setting reaches intensity To support.

Embodiment 2

Referring to Figure 12-Figure 14, the present embodiment in the connecting node difference from example 1 is that be provided with shearing resistance Shaped steel 8, the bottom muscle 10 that the length direction of precast floor unit intersects with shearing resistance shaped steel 8 anchor into 8 edge of a wing of shearing resistance shaped steel, upper reinforcement 9 across 8 upper surface of shearing resistance shaped steel, and reaches anchorage length；Two major axes orientations in column are arranged in shearing resistance shaped steel 8.Shearing resistance shaped steel 8 The most main reinforcing bar for being conducive to intercolumniation connecting plate band 4 is transmitted to load in vertical member 5 by shearing resistance shaped steel 8.Institute It is reinforced column to state vertical member 5, and the shearing resistance shaped steel 8 is arranged at concrete column center.

Referring to Figure 12-Figure 14, the shear strength of the total sectional area of the shearing resistance shaped steel 8 configured can be designed as needed Value is more than or equal to the axis of a cylinder under the effect of this floor plate representative value of gravity load to pressure design value.Effect is to ensure that shearing resistance shaped steel 8 meet safety requirements, and the reinforcing bar for reducing precast floor unit anchors into quantity in column, convenient for constructing and ensureing quality.Pass through this guarantor Shear-carrying capacity at card connecting node meets national regulation《Code for design of concrete structures》GB50010-2010 and《Building is anti- Shake design specification》GB50011-2010 is provided.So that column cap number of steel bars is reduced, so that reinforcing bar configures and arranges, ensure to apply Work is easy and more preferable guarantee quality.

Referring to Figure 12-Figure 14, the concrete construction method of above-described embodiment 2 is：

In pre-fabricated factory by drawing production c-type precast floor unit 1, Type B precast floor unit 2 and A type precast floor slab structures Part 3 and reinforcing bar needed for connecting node is processed, sequence of construction is as follows：

(1) it is required according to construction loads, flatness and absolute altitude requirement is installed, installed for supporting precast floor unit Vertical supporting.

(2) shearing resistance shaped steel 8 is installed at the connecting node of reinforced column, (between steel column and precast floor unit Connecting node in factory scientific and technological shaped steel and column weldedization)

(3) lifting Type B precast floor unit 2, shelves and is fixed on vertical supporting so that the bottom of Type B precast floor unit 2 Muscle 10 is shelved on the bottom flange of shearing resistance shaped steel 8.

(4) lifting A types precast floor unit 3, shelves and is fixed on the side overlapping layers of Type B precast floor unit 2 so that The bottom muscle 10 of A types precast floor unit 3 is shelved on the bottom flange of shearing resistance shaped steel 8, and pouring concrete pours slot 6 after being formed with this.

(5) pouring concrete pours the reinforcing bar at slot 6 after installation connection binding, is carried out by design requirement, reinforcing bar includes prefabricated The supplement reinforcing bar that the bottom muscle 10 and design or construction of the reserved connection of floor member or anchoring need.

(6) it is poured in rear pouring concrete and pours delay-pour joint concrete in slot 6, dismounting is perpendicular after concrete setting reaches intensity To support.

" the intercolumniation connecting plate band " and " vertical structure of sheet-pile (girderless floor or arch without beam) structure described in the utility model Part major axes orientation " is《Code for design of concrete structures》Title in GB50010-2010, it is signified consistent with specification." Wu Lianglou Lid " or " girderless floor " are the titles of former specification and engineering, and present specification is " plate-column structure "；Title " the Wu Lianglou of this paper Lid ", " girderless floor " and " plate-column structure " for identical architecture structure form (be China's different times title call not With)；Use herein " girderless floor " for main title be because vertical member have shear wall, " plate-column structure " also may be used in fact To contain shear wall, but use " girderless floor " for title in order not to generate objection.

Above-mentioned is the preferable embodiment of the utility model, but the embodiment of the utility model is not by the above Limitation, other any Spirit Essences without departing from the utility model under principle made by changes, modify, substitute, combine, simple Change, should be equivalent substitute mode, be included within the scope of protection of the utility model.

Claims (9)

1. a kind of unit floor of assembled flatslab construction, including vertical member, precast floor unit and connecting node, The vertical member includes shear wall and column, and the connecting node includes the connecting node and prefabricated building between precast floor unit Connecting node between board member and vertical member, which is characterized in that

The precast floor unit includes the A type precast floor units for including part intercolumniation connecting plate band；The intercolumniation connecting plate Band is the whole strip band-like plate that collapses between the main shaft of two neighboring column, and width is wide more than or equal to column, is less than or equal to column both sides Precast floor unit each hem width degree the sum of 1/4, for connecting the part in two pieces of A type precast floor units of two columns Intercolumniation connecting plate band is combined into a complete intercolumniation connecting plate band；

The both ends reserved steel bar of part intercolumniation connecting plate band in the A types precast floor unit is all connected to column and precast floor slab Within the scope of connecting node between component；Part intercolumniation connecting plate band in the A type precast floor units configures in span direction There is straight-through bottom muscle；The column between the main shaft of adjacent two column of the unit floor of the assembled flatslab construction is completed in assembly Between the straight-through bottom muscle of connecting plate band directly load is transmitted to the expansion connector of column or column.

2. the unit floor of assembled flatslab construction according to claim 1, which is characterized in that the assembled is without beam The combination of the precast floor unit of the unit floor of floor construction includes：

It is all composed of the A type precast floor units comprising part intercolumniation connecting plate band, the A types precast floor unit is logical The structure for crossing connecting node is joined together to form the precast floor unit；

Or by the A types precast floor unit comprising part intercolumniation connecting plate band and the c-type precast floor slab without intercolumniation connecting plate band Component composition forms, the structure that the surrounding of the c-type precast floor unit passes through connecting node with A types precast floor unit respectively It is joined together to form the precast floor unit；

Or by the A types precast floor unit comprising part intercolumniation connecting plate band and containing the prefabricated building of Type B of complete intercolumniation connecting plate band Board member is composed, and the A types precast floor unit and Type B precast floor unit are connected to one by the structure of connecting node It rises and forms the precast floor unit；

Or by the A types precast floor unit comprising part intercolumniation connecting plate band, the Type B precast floor slab containing complete intercolumniation connecting plate band Component and c-type precast floor unit without intercolumniation connecting plate band are composed, the A types precast floor unit, the prefabricated building of Type B Board member and c-type precast floor unit are joined together to form the precast floor unit by the structure of connecting node.

3. the unit floor of assembled flatslab construction according to claim 2, which is characterized in that the precast floor slab When component is made of A types precast floor unit and Type B precast floor unit or by A types precast floor unit, Type B precast floor slab When component and c-type precast floor unit are constituted, the direction one of the complete intercolumniation connecting plate band in all Type B precast floor units It causes, the direction of the part intercolumniation connecting plate band of all A types precast floor units is consistent.

4. the unit floor of assembled flatslab construction according to claim 1, which is characterized in that in precast floor slab structure In part, each A types precast floor unit includes the intercolumniation connecting plate band of half.

5. the unit floor of assembled flatslab construction according to claim 1, which is characterized in that the precast floor slab Contain anti-shearing steel in the connecting node of component and column.

6. the unit floor of assembled flatslab construction according to claim 2, which is characterized in that the Type B is prefabricated Floor member is folded type prefabricated board.

7. the unit floor of assembled flatslab construction according to claim 2, which is characterized in that the Type B is prefabricated Floor member is " convex island " type prefabricated board.

8. the unit floor of assembled flatslab construction according to claim 2, which is characterized in that the Type B is prefabricated The width of floor member is more than or equal to wide the sum of the thickness of precast floor unit for adding three times of column.

9. the unit floor of assembled flatslab construction according to claim 2, which is characterized in that the c-type is prefabricated Floor member is whole thickness type prefabricated board commonly either folded type prefabricated board or the compound prefabricated board of close rib.