A kind of prefabricated node and a kind of prefabricated assembled frame structure
Technical field
This utility model belongs to fabricated assembly overall technical field of structures, and in particular to a kind of prefabricated node and one kind are pre-
Assembling frame structure processed and its construction method.
Background technology
In recent years, fabricated assembly overall structural development is rapid, and especially country proposes building work in 13 planning
The developing goal of industry, prefabricated assembled technology is the core of building industrialization, is promoting resource, energy conservation type and environment friend
The development of good type building, serves key effect.Common precast construction system includes:Prefabricated concrete structure system, dress
With various shapes such as integral concrete system, fabricated assembly overall shear wall structure system, fabricated shear wall structural systems
The structural system of formula.
The characteristics of prefabricated construction has transformation construction mode, improves efficiency, ensure quality, be conducive to management, in advance
Assembled technology processed changes building industry traditional mode of production mode.
At present, the enforcement of prefabricated assembled frame structure concentrates on the batch production making of the components such as precast beam, post, and scene is fixed
Position, lifting, the cast in situs for correcting fixed and beam-to-column joint node.The prefabricated assembled component of tradition, subject matter is concentrated on
At the node link position of prefabricated components, the reinforcing bar that the node of cast in situs is limited by node location is intensive, and node size is limited
Etc. unfavorable factor, it is difficult to ensure the quality problems of cast in situs node, and the maintenance problem in later stage, and then bring the resistance to of sternness
Long property and integrity problem.
The content of the invention
To solve the problems, such as above-mentioned prior art, this utility model provides a kind of prefabricated node and a kind of prefabricated dress
With formula frame structure, the prefabricated node is the prefabricated component of batch production, in being applied to prefabricated assembled frame structure, contributes to improving
The cast in situs of the node point connection in the prefabricated assembled frame structure of tradition is of poor quality, late maintaining is difficult, durability reliability
Poor the problems such as, realize prefabricated assembled frame structure quickly and efficiently constructing.
The prior batch production of node of the prefabricated assembled frame structure is prefabricated, and prefabricated node good endurance, reliability are high,
So that whole prefabricated assembled frame structure good endurance, reliability is high, safe and construction cost is low.
Realize technical scheme that this utility model above-mentioned purpose adopted for:
A kind of prefabricated node, the prefabricated node include prefabricated bean column node, the overhanging beam section of the node of more than 1 and 1 with
On the overhanging shell of column of node, prefabricated bean column node, the overhanging beam section of each node and the overhanging shell of column of each node be integral type precast construction,
The central authorities of each overhanging beam section of node and the overhanging shell of column of each node reserve respectively it is fluted, each overhanging beam section of node and each node it is overhanging
Shell of column end is reserved with reserved long reinforcing bar, and each overhanging beam section of node and the overhanging shell of column end of each node are reserved with reserved short steel
Muscle, reserves long reinforcing bar and reserved bar dowel cross arrangement.
The prefabricated node includes prefabricated node A, prefabricated node B, prefabricated node C, prefabricated node D, prefabricated node E, prefabricated
Node F, prefabricated node G and prefabricated node H;Described prefabricated node A includes the overhanging beam section of prefabricated bean column node, 2 nodes and 2
The overhanging shell of column of individual node, the overhanging beam section of 2 nodes is mutually perpendicular to, and the overhanging shell of column of 2 nodes is on same vertical curve;Described
Prefabricated node B includes the overhanging beam section of prefabricated bean column node, 4 nodes and the overhanging shell of column of 2 nodes, in the overhanging beam section of 4 nodes
It is mutually perpendicular to two-by-two, the overhanging shell of column of 2 nodes is on same vertical curve;Described prefabricated node C include prefabricated bean column node,
The overhanging beam section of 3 nodes and the overhanging shell of column of 2 nodes, are mutually perpendicular to two-by-two in the overhanging beam section of 3 nodes, the overhanging post of 2 nodes
Section is on same vertical curve;Described prefabricated node D is included outside prefabricated bean column node, 2 overhanging beam sections of node and 1 node
Stretch shell of column, the overhanging beam section of 2 nodes is mutually perpendicular to;Described prefabricated node E includes prefabricated bean column node, 4 node overhanging beams
Section and the overhanging shell of column of 1 node, are mutually perpendicular to two-by-two in the overhanging beam section of 4 nodes;Described prefabricated node F includes prefabricated beam column
The overhanging beam section of node, 3 nodes and the overhanging shell of column of 1 node, are mutually perpendicular to two-by-two in the overhanging beam section of 3 nodes;Described is pre-
Node G processed is in cross, including the overhanging beam section of prefabricated bean column node, 2 nodes and the overhanging shell of column of 2 nodes, 2 node overhanging beams
On section same vertical curve, the overhanging shell of column of 2 nodes is on same vertical curve;Described prefabricated node H is in T fonts, including
The overhanging beam section of prefabricated bean column node, 2 nodes and the overhanging shell of column of 1 node, on the overhanging beam section same vertical curve of 2 nodes.
When the overhanging beam section of each node on the prefabricated node is separate structure with connected precoated plate, outside each node
It is reserved with 2 holes for hoist on beam section beam-ends, the overhanging shell of column styletable of each node is provided with 2 holes for hoist;It is each on the prefabricated node
When the overhanging beam section of node is cast-type combinative structure with connected Bars In Poured Concrete Slab, on the overhanging beam section beam-ends of each node 4 are reserved with
Individual hole for hoist, the overhanging shell of column styletable of each node is provided with 2 holes for hoist.
A kind of prefabricated assembled frame structure, including prefabricated node, prefabricated styletable tenon, prefabricated beam-ends tenon, scene pour
Beam coupling part, the post coupling part of cast in situs, prefabricated post bottom susceptor, post bracing members bar, joist steel support bar, the styletable steel built
Screw rod and beam-ends steel screw rod, the center of top of prefabricated post bottom susceptor is reserved fluted, is reserved with the top of prefabricated post bottom susceptor pre-
Stay long reinforcing bar and reserved bar dowel, the two ends of the prefabricated styletable tenon of each bottom are respectively with corresponding prefabricated post bottom susceptor and the bottom of positioned at
The fit depressions of the overhanging shell of column of node of the prefabricated node of layer, the two ends of remaining each prefabricated styletable tenon respectively with it is corresponding
The fit depressions of the overhanging shell of column of two adjacent sections point of adjacent two prefabricated node, each prefabricated styletable tenon is interspersed in corresponding post and connects
In socket part point, the reserved long reinforcing bar on the overhanging shell of column of two adjacent sections point, reserved bar dowel correspondence on adjacent two prefabricated node connects
Connect, and the reserved long reinforcing bar on the overhanging shell of column of two adjacent sections point, reserved bar dowel are interspersed in corresponding post coupling part, phase
At least 1 pair post bracing members bar, each post steel are symmetrically installed between the overhanging shell of column lateral wall of two adjacent sections point on adjacent two prefabricated nodes
The two ends of support bar are fixed by two styletable steel screw rods, two styletable steel screw rods respectively with the overhanging post of corresponding two adjacent sections point
In section hole for hoist connection, each prefabricated beam-ends tenon respectively with the overhanging beam section of two adjacent sections point of corresponding adjacent two prefabricated node
Fit depressions, each prefabricated beam-ends tenon is interspersed in corresponding beam coupling part, adjacent two on adjacent two prefabricated node
Reserved long reinforcing bar, reserved bar dowel correspondence in the overhanging beam section of node connects, and the reserved length in the overhanging beam section of two adjacent sections point
Reinforcing bar is interspersed in beam coupling part, is symmetrically pacified between the overhanging beam section lateral wall of two adjacent sections point on adjacent two prefabricated node
Few 1 pair of joist steel support bar is filled to, the two ends of each joist steel support bar are fixed by two beam-ends steel screw rods, two beam-ends steel screw rods point
Do not connect with the hole for hoist in the overhanging beam section of corresponding two adjacent sections point.
Prefabricated styletable tenon and prefabricated beam-ends tenon are in strip, pre- on prefabricated styletable tenon and prefabricated beam-ends tenon
Leave hole for hoist.
Compared with prior art, advantage of the present utility model and beneficial effect are:
1) the utility model proposes prefabricated node can realize factorial praluction, improve construction speed.
2) the utility model proposes based on the prefabricated assembled frame structure of prefabricated node contribute to improve tradition it is prefabricated
Need cast-in-place concrete and produce the problem of durability and poor reliability at node at assembling frame structure interior joint.
In a word, this utility model for prefabricated assembled frame structure is innovatively proposed a kind of new forming types,
For the problem that node durability, reliability present in traditional prefabricated assembled frame structure are poor, the section with beam column is proposed
Point method for prefabricating, contributes to improving traditional prefabricated beam column, node durability, reliability that cast in situs armored concrete node brings
Property difference unfavorable situation, and node installation it is in place can undertake load, thus can save the structure time of whole frame structure, save
Construction cost is saved, while improving the durability and reliability of integral frame structure.As can be seen here, this utility model is prefabricated to promoting
The development of cast in place and precast construction has great meaning.
Description of the drawings
Fig. 1 is the structure diagram of various types of prefabricated nodes of the present utility model.
Fig. 2 is the structural representation of cross prefabricated node.
Fig. 3 is prefabricated node and the structural representation that precoated plate is separate structure.
Fig. 4 is prefabricated node and the structural representation that Bars In Poured Concrete Slab is cast-type combinative structure.
Fig. 5 is the structural representation of prefabricated post bottom susceptor.
Fig. 6 is the structural representation of prefabricated beam-ends tenon.
Fig. 7 is the structural representation after adjacent two prefabricated overhanging beam section connections on adjacent two prefabricated nodes.
Fig. 8 is the structural representation after adjacent two prefabricated overhanging shell of column connections on adjacent two prefabricated nodes.
Fig. 9 is the structure diagram of prefabricated assembled frame structure of the present utility model.
Wherein, 1- prefabricated node A, 2- prefabricated node B, 3- prefabricated node C, 4- prefabricated node G, 5- prefabricated node D, 6- is pre-
Node E, 7- processed prefabricated node F, 8- prefabricated node H, 9- reserve long reinforcing bar, 10- grooves, 11- holes for hoist, 12- node overhanging beams
Section, 13- reserved bar dowel, the prefabricated bean column nodes of 14-, the overhanging shell of column of 15- nodes, the prefabricated beam-ends tenons of 16- or prefabricated styletable tenon
Head, 17- prefabricated post bottom susceptors, 18- post bracing members bars, 19- joist steel support bars, 20- styletable steel screw rods, 21- beam-ends steel screw rods,
22- joist steel support shutterings, 23- post bracing members templates, 24- beams coupling part, 25- posts coupling part.
Specific embodiment
Prefabricated node of the present utility model and prefabricated assembled frame structure are described in detail below in conjunction with the accompanying drawings.
The type of the prefabricated node that this utility model is provided is relatively more, is now given using eight kinds of more prefabricated nodes, point
Wei not prefabricated node A 1, prefabricated node B 2, prefabricated node C 3, prefabricated node D 5, prefabricated node E6, prefabricated node F7, pre-
Node G4 processed, prefabricated node H8, its structure diagram is as shown in Figure 1.
It is that the structure to prefabricated node is described in detail, the present embodiment is described in detail with prefabricated node G, prefabricated section
Point G includes the overhanging beam section 12 of 14,2 nodes of prefabricated bean column node and the overhanging shell of column 15 of 2 nodes, prefabricated bean column node 14,2
The overhanging beam section 12 of node and the overhanging shell of column 15 of 2 nodes are integral type precast construction, and the structure of prefabricated node G is in integrally cross
Type, as shown in Figure 2.The length of the overhanging beam section 12 of each node is L0/ 2-250mm (notes:L0It is the clear length of beam edge longitudinal direction),
The overhanging shell of column of node on prefabricated bean column node top is 500mm, in the length of the overhanging shell of column of node of prefabricated bean column node bottom
For (h0-1000)mm(h0For the vertical computed altitude of post).
The overhanging beam section 12 of each node of prefabricated node G and the central authorities of the overhanging shell of column 15 of each node are reserved with respectively square groove
10, square groove width is 100mm, and length is 100mm, and depth is 50mm.Each overhanging beam section 12 of node and the overhanging post of each node
Short steel is reserved in the reserved long reinforcing bar 9 in 15 ends of section, each overhanging beam section 15 of node and the overhanging end of shell of column 9 of each node
Muscle 13, reserves long reinforcing bar 9 and the cross arrangement of reserved bar dowel 13.The length for reserving long reinforcing bar is 500mm, reserves the length of bar dowel
Spend for 100mm, and reserve long splice area no more than the 50% of the reinforcing bar gross area of place cross section place.
As shown in figure 3, when the overhanging beam section of each node and connected precoated plate on prefabricated node G is separate structure
When, be reserved with 2 holes for hoist 11 (a diameter of 48mm) in the central authorities of the overhanging beam section beam-ends of each node, two holes for hoist with its institute
The overhanging beam section beam-ends end face of node distance be 200mm, underlying hole for hoist and the overhanging beam section of the node that it is located
Bottom apart from 150mm, adjacent two liftings the distance between central point of hole is 200-300mm.
As shown in figure 4, when the overhanging beam section of each node on prefabricated node G is that cast-type is combined with connected Bars In Poured Concrete Slab
During structure, on the overhanging beam section beam-ends of each node the node overhanging beam that 4 holes for hoist, 11,4 holes for hoist are located with it is reserved with
The distance at the top of Bars In Poured Concrete Slab in section be the cast-in-place plate thickness+220mm of twice, the node overhanging beam that first hole for hoist is located with it
The distance of section beam-ends end face is 200mm, and its excess-three hole for hoist is configured on the basis of first hole for hoist, adjacent two lifting
The distance between hole is 500-1000mm.The overhanging shell of column styletable of each node on prefabricated node G is provided with 2 holes for hoist 11, and two hang
The distance of the bottom portion of groove in dress Kong Junyu its overhanging beam section of node for being located is 300mm, and the distance between two holes for hoist are
200-300mm。
According to prefabricated node G, remaining all kinds of node are carried out with simple illustration, described prefabricated node A includes prefabricated
The overhanging beam section of bean column node, 2 nodes and the overhanging shell of column of 2 nodes, the overhanging beam section of 2 nodes is mutually perpendicular to, the overhanging post of 2 nodes
Section is on same vertical curve;Described prefabricated node B is included outside prefabricated bean column node, 4 overhanging beam sections of node and 2 nodes
Stretch shell of column, be mutually perpendicular to two-by-two in the overhanging beam section of 4 nodes, the overhanging shell of column of 2 nodes is on same vertical curve;Described is pre-
Node C processed includes the overhanging beam section of prefabricated bean column node, 3 nodes and the overhanging shell of column of 2 nodes, two in the overhanging beam section of 3 nodes
Two are mutually perpendicular to, and the overhanging shell of column of 2 nodes is on same vertical curve;Described prefabricated node D include prefabricated bean column node, 2
The overhanging beam section of individual node and the overhanging shell of column of 1 node, the overhanging beam section of 2 nodes is mutually perpendicular to;Described prefabricated node E includes pre-
The overhanging beam section of bean column node processed, 4 nodes and the overhanging shell of column of 1 node, are mutually perpendicular to two-by-two in the overhanging beam section of 4 nodes;Institute
The prefabricated node F for stating includes the overhanging beam section of prefabricated bean column node, 3 nodes and the overhanging shell of column of 1 node, 3 node overhanging beams
It is mutually perpendicular to two-by-two in section, described prefabricated node H is in T fonts, including the overhanging beam section of prefabricated bean column node, 2 nodes and 1 section
The overhanging shell of column of point, on the overhanging beam section same vertical curve of 2 nodes.
The prefabricated assembled frame structure that this utility model is provided includes prefabricated node, prefabricated styletable tenon 16, precast beam
The post coupling part 25 of the beam coupling part 24, cast in situs of end tenon 16, cast in situs, prefabricated post bottom susceptor 17, post steel
Strut 19, joist steel support bar 18, styletable steel screw rod 20 and beam-ends steel screw rod 21.
As shown in figure 5, the center of top of prefabricated post bottom susceptor 17 reserves fluted 10, the top of prefabricated post bottom susceptor 17 is pre-
Stay reserved long reinforcing bar 9 and reserved bar dowel 13.
As shown in fig. 6, prefabricated styletable tenon 16 and prefabricated beam-ends tenon 16 are in strip, prefabricated styletable tenon and prefabricated
The length of beam-ends tenon is 600mm, and width is 100mm, is highly 100mm.Prefabricated styletable tenon and prefabricated beam-ends tenon
Head as beam, post internal core pressure-containing parts, using C40Armored concrete.On prefabricated styletable tenon 16 and prefabricated beam-ends tenon 16
It is reserved with hole for hoist, convenient lifting.
As shown in fig. 7, each prefabricated beam-ends tenon 16 is overhanging with the two adjacent sections point of corresponding adjacent two prefabricated node respectively
The groove 10 of beam section is engaged, and each prefabricated beam-ends tenon 16 is interspersed in corresponding beam coupling part 24, adjacent two prefabricated node
On the overhanging beam section of two adjacent sections point on reserved long reinforcing bar 9, reserved bar dowel 13 correspondence connect, i.e., one of node is overhanging
Reserved long reinforcing bar in beam section is fixedly connected with corresponding reserved bar dowel in the overhanging beam section of another node, and two adjacent sections
Reserved long reinforcing bar 9, reserved bar dowel 13 in the overhanging beam section 12 of point is interspersed in beam coupling part 24, adjacent two prefabricated node
On the overhanging lateral wall of beam section 12 of two adjacent sections point between be symmetrically installed 2 pairs of joist steel support bars 18, the two of each joist steel support bar 18
End is fixed by two beam-ends steel screw rods 21, two beam-ends steel screw rods 21 respectively with the overhanging beam section 12 of corresponding two adjacent sections point
Hole for hoist connection.
As shown in figure 8, the two ends of the prefabricated styletable tenon 16 of each bottom respectively with corresponding prefabricated post bottom susceptor 17 and be located at
The fit depressions of the overhanging shell of column 15 of node of the prefabricated node of bottom, the two ends of remaining each prefabricated styletable tenon 16 respectively with
The fit depressions of the overhanging shell of column 15 of two adjacent sections point of corresponding adjacent two prefabricated node, each prefabricated styletable tenon 16 is interspersed in
It is the reserved long reinforcing bar 9 on the overhanging shell of column 15 of two adjacent sections point on adjacent two prefabricated node, pre- in corresponding post coupling part 25
The correspondence of bar dowel 13 is stayed to connect, i.e., the reserved long reinforcing bar and the overhanging shell of column of another node on the overhanging shell of column of one of node
Upper corresponding reserved bar dowel is fixedly connected, and the reserved long reinforcing bar 9 on the overhanging shell of column 15 of two adjacent sections point, reserved bar dowel 13
In being interspersed in corresponding post coupling part 25, between the overhanging lateral wall of shell of column 15 of two adjacent sections point on adjacent two prefabricated node
2 pairs of post bracing members bars 18 are symmetrically installed, the two ends of each post bracing members bar 18 are fixed by two styletable steel screw rods 20, two styletables
Steel screw rod 20 connects respectively with the hole for hoist on the overhanging shell of column of corresponding two adjacent sections point.
The structure diagram of whole prefabricated assembled frame structure is as shown in figure 9, from fig. 9, it can be seen that whole prefabrication and assembly construction
Formula frame structure applies six kinds of prefabricated nodes, and this six kinds of prefabricated nodes are respectively prefabricated node A, prefabricated node B, prefabricated node
C, prefabricated node D, prefabricated node E and prefabricated node F, this six kinds of prefabricated nodes are respectively applied to beam-ends and beam at different places
The connection of end, styletable and styletable.Prefabricated node G and prefabricated node H are generally used in brick mix structure.
The construction method of above-mentioned prefabricated assembled frame structure, its step is:
1) after laying a solid foundation, cast in situs prefabricated post bottom susceptor;
2) after prefabricated post bottom susceptor is conserved, scene determines axis of a cylinder line position, installs each prefabricated styletable tenon of fixed bottom
Head and prefabricated beam-ends tenon;
3) the prefabricated node of bottom is lifted in place, the prefabricated node of correction bottom, installs fixed column bracing members bar and joist steel is supported
Bar, fixed styletable steel screw rod and beam-ends steel screw rod;
4) reserved long reinforcing bar, the reserved short steel on the overhanging shell of column of two adjacent sections point on the adjacent two prefabricated node of correspondence connection
Muscle, that is, connect corresponding reserved long reinforcing bar and reserved bar dowel (such as welding, mechanical connection), installs fixed column bracing members template,
Post bracing members template is fixed on styletable steel screw rod;
5) reserved long reinforcing bar, the reserved bar dowel in the overhanging beam section of two adjacent sections point on adjacent two prefabricated node is connected,
Connect corresponding reserved long reinforcing bar and reserved bar dowel (such as welding, mechanical connection), fixed beam bracing members template is installed, by beam
Bracing members template is fixed on beam-ends steel screw rod;
6) check whether this layer of prefabricated node all installs in place, if it is, into step 7), if not, into step
3), until the prefabricated node of bottom frame structure all installs in place;
7) with the part between the overhanging shell of column of two adjacent sections point on the adjacent two prefabricated node of concrete cast in situs, as
The post coupling part 25 of cast in situs;
8) with the part between the overhanging beam section of two adjacent sections point on the adjacent two prefabricated node of concrete cast in situs, as
The existing beam coupling part 24 for pouring;
9) the post coupling part of bottom frame structure is checked, whether beam coupling part all pours completes, if it is, into
Step 10), if it is not, into step 7) and/or step 8);
10) post coupling part, beam coupling part are conserved, after maintenance terminates, by post bracing members template and joist steel
Hold mode plate is disassembled;
11) check whether bottom frame structure all builds to complete, if it is not, continue to build bottom frame structure, such as
Fruit is, with reference to step 2)-step 10), into the structure of last layer frame structure, until whole prefabricated assembled frame structure structure
Build and complete, as shown in Figure 9.