CN105986621B - Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method - Google Patents

Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method Download PDF

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Publication number
CN105986621B
CN105986621B CN201610288326.8A CN201610288326A CN105986621B CN 105986621 B CN105986621 B CN 105986621B CN 201610288326 A CN201610288326 A CN 201610288326A CN 105986621 B CN105986621 B CN 105986621B
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CN
China
Prior art keywords
embedded
metal
node
prefabricated components
piece
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CN201610288326.8A
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Chinese (zh)
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CN105986621A (en
Inventor
金国庆
章谊
何永顺
陈新龙
郭阳国
吴暄
武玉琼
龙莉波
李成
Original Assignee
上海建工二建集团有限公司
上海建工集团股份有限公司
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Priority to CN2016102267783 priority Critical
Priority to CN201610226778 priority
Application filed by 上海建工二建集团有限公司, 上海建工集团股份有限公司 filed Critical 上海建工二建集团有限公司
Publication of CN105986621A publication Critical patent/CN105986621A/en
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Publication of CN105986621B publication Critical patent/CN105986621B/en

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21Connections specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • E04B1/40Separate connecting elements
    • E04B1/41Connecting devices specially adapted for embedding in concrete
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • E04B1/40Separate connecting elements
    • E04B1/41Connecting devices specially adapted for embedding in concrete
    • E04B1/4114Elements with sockets
    • E04B1/4121Elements with sockets with internal threads or non-adjustable captive nuts

Abstract

The present invention relates to technical field of building construction, it need to be connected for existing precast facade after the completion of main body frame construction with Structure Beam-column, connecting node is complicated, the big technical problem of difficulty of construction, the present invention provides a kind of prefabrication beam column built from concrete shaped steel combination connecting node construction and method, the connecting node constructs, for prefabricated components to be installed on into building structure, the prefabricated components are connected temporarily with the structure by combining section steel connecting node respectively at vertical direction at least two, and the prefabricated components are connected with the structure by the permanently connected node of concrete.Various constructions are adapted to by combining section steel connecting node, there is higher tolerance to the position deviation between prefabricated components and structure, and combine the permanently connected node of concrete, realize conveniently, safely, efficiently connecting between prefabricated components and structure.

Description

Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method
Technical field
The present invention relates to building engineering field, more particularly to a kind of prefabrication beam column built from concrete shaped steel combination to connect Connect joint structure and method.
Background technology
At present, the domestic interconnection technique and associated construction experience that there is no ripe prefabricated components and Structure Beam-column, may be referred to What is used for reference is the technology of overall assembled exterior wall.
Overall assembled external wall construction, generally, fixed temporarily using angle steel and bolt and diagonal brace first, it is overall afterwards Internal model plate cast-in-place concrete processed, form integrated connection.The method is applied to shear wall structure on the middle and senior level, and in large-scale frame structure In, precast facade need to be connected after the completion of main body frame construction with Structure Beam-column, and connecting node environment is more complicated, difficulty of construction Bigger, the interconnection technique of overall assembled exterior wall can not fully meet node connection request.
Therefore, a kind of convenience how is developed, efficient, safety prefabrication beam column built from concrete shaped steel combination connects Joint structure and method are connect, is this area technical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide a kind of prefabrication beam column built from concrete shaped steel combination connecting node construction And method, various constructions are adapted to by combining section steel connecting node, are had to the position deviation between prefabricated components and structure Higher tolerance, and combine the permanently connected node of concrete, realize between prefabricated components and structure conveniently, safely, efficiently Connection.
In order to solve the above technical problems, the present invention provides following technical scheme:
A kind of prefabrication beam column built from concrete shaped steel combination connecting node construction, for prefabricated components to be installed on In building structure, the prefabricated components are at vertical direction at least two respectively with the structure by combining section steel connecting node Interim connection, and the prefabricated components are connected with the structure by the permanently connected node of concrete.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, described group Closing section steel connecting node includes:One metal connecting piece, the first metal embedded part being embedded in advance on the prefabricated components and with it is described The second metal embedded part that structure is fixedly connected, the metal connecting piece are connected with first, second metal embedded part respectively.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, the gold Thickness needed for being arranged as required to respectively between category connector and the first, second metal embedded part or the pad of the gradient, make Metal connecting piece can adapt to position deviation between the first metal embedded part and the second metal embedded part.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, the gold Category connector and the first metal embedded part and/or the second metal embedded part between as needed from be welded to connect or bolt connection or Any one mode in the connection of person's chemical anchor bolts connects, and the first metal embedded part and/or the second metal embedded part are pre-buried set During cylinder, the metal connecting piece is bolted with the embedded sleeve barrel or chemical anchor bolts connected mode is connected, and described the When one metal embedded part and/or the second metal embedded part are pre-embedded steel slab, the metal connecting piece passes through welding with the pre-embedded steel slab Mode connects.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, described the One metal embedded part is embedded sleeve barrel, and the second metal embedded part is pre-embedded steel slab.
Preferably, it is described pre- in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction Component processed includes a horizontal connection portion, and the structure has a Cantilever Beams, and the horizontal connection portion is arranged on the Cantilever Beams, The sky for the permanently connected node of casting concrete is left between the horizontal connection portion and the structure on the Cantilever Beams Between, the pre-buried first metal embedded part, the described of the structure are hanged in the inwall of vertical of structure in the horizontal connection portion The pre-buried second metal embedded part in position in the space is corresponded on the upper surface of outrigger, the metal connecting piece uses joint angle Steel, two right-angle sides of the angle cleat are connected with the first, second metal embedded part respectively, and coagulation is poured in the space The permanently connected node of soil.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, the water Rectangle embedded bar is embedded with flushconnection portion, a part for the rectangle embedded bar is embedded in the horizontal connection portion in advance to be leaned on The inwall of vertical of the nearly structure, another part of the rectangle embedded bar are located in the space.
Preferably, it is described pre- in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction Component processed includes a horizontal connection portion, hole to be provided being opened up in the structure, the axial line and horizontal direction parallel of hole to be provided are described The bottom surface of hole to be provided flushes with the horizontal connection portion, in the horizontal connection portion on the upper surface of one end of the structure Pre-buried first metal embedded part, pre-buried second metal embedded part on the bottom surface of the hole to be provided, the first metal embedded part is pre-buried set Cylinder, the second metal embedded part are pre-embedded steel slab, and the metal connecting piece is channel-section steel, one end of the channel-section steel and the pre-buried set Cylinder bolt connection, the other end of the channel-section steel are welded to connect with the pre-embedded steel slab, and casting concrete is permanent in the hole to be provided Connecting node.
Preferably, in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction, described the One metal embedded part is embedded on the opposite flank of the prefabricated components and the structure in advance respectively with the second metal embedded part, described First metal embedded part and the second metal embedded part are pre-embedded steel slab, and the metal connecting piece is metal backing, and described first Metal embedded part is respectively welded in the both sides of the metal backing with the second metal embedded part.
Preferably, it is described pre- in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction The upper end of component processed has a horizontal connection portion, and the horizontal connection portion is held on the Cantilever Beams at the structure upper top, The horizontal connection portion is pre- to the horizontal-extending segment distance of inside configuration, the lower surface of extension of the horizontal connection portion into structure The first metal embedded part is embedded with, the second metal embedded part is embedded with the vertical medial surface of the structure, the metal connects Fitting selects angle cleat, and the metal connecting piece is connected with first, second metal embedded part respectively.
The invention also discloses a kind of prefabrication beam column built from concrete shaped steel combination connection method, using as above institute The prefabrication beam column built from concrete shaped steel combination attachment structure stated, the connection method comprise the following steps:
The first step, prepare prefabricated components;
Second step, the prefabricated components are connected with the structure by combining shaped steel respectively at vertical direction at least two Node connects temporarily;
3rd step, the prefabricated components are connected with the structure by the permanently connected node of casting concrete.
From techniques disclosed above scheme, compared with prior art, beneficial effects of the present invention are as follows:
1st, prefabricated components are installed in structure by the present invention by the way of transient node and persistent node are combined, full On the premise of the overall structure of sufficient prefabricated components and structure composition is safe and stable, convenient, efficient construction is realized, is greatly improved The assembling speed of prefabricated components, shorten construction-time, save a large amount of man power and materials.
2nd, the present invention is connected using combining section steel connecting node temporarily between prefabricated components and structure, is connected using metal Part is embedded in the second metal embedded part phase in structure (beam, post and floor) by the first metal embedded part being embedded in advance in prefabricated components and in advance Connection.Because metal connecting piece such as shaped steel has outstanding mechanical property and section of different shapes, to prefabricated components and structure Between position deviation have higher tolerance, realize between prefabricated components and structure conveniently, safely, efficiently connection, have Very strong universality, there is facilitation to the propulsion of building industrialization.
3rd, the present invention is connected between prefabricated components and structure by the permanently connected node of casting concrete, ensure that permanent The integrally-built stability that the durability and prefabricated components of node are formed with structure.In addition, structure is frame structure, according to The stress power transmission feature of frame structure, persistent node need to only carry out the company of reinforcing bar in structure stress position such as structural column or beam etc. Connect with rear pouring concrete, without using integral cast-in-situ connect, saved a large amount of formwork times, reduced construction cost.
Brief description of the drawings
Fig. 1 is the knot that the prefabrication beam column built from concrete shaped steel combination connecting node of one embodiment of the invention constructs Structure schematic diagram;
Fig. 2 is the knot that the prefabrication beam column built from concrete shaped steel combination connecting node of one embodiment of the invention constructs Structure schematic diagram;
Fig. 3 is the knot that the prefabrication beam column built from concrete shaped steel combination connecting node of one embodiment of the invention constructs Structure schematic diagram.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.According to following explanation and right Claim, advantages and features of the invention will become apparent from.This hair will be described in detail by cited embodiment combination accompanying drawing below Bright technology contents and feature.It need to illustrate in addition, accompanying drawing is compared using very simplified form and accurately using non- Example, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.For sake of convenience, described below " on ", " under " the upper and lower direction with accompanying drawing is consistent, but this can not turn into the limitation of technical solution of the present invention.
Embodiment one
Referring to Fig. 1, present embodiment discloses a kind of prefabrication beam column built from concrete shaped steel combination connecting node Construction, for prefabricated components 1 to be installed on into building structure 2, the prefabricated components 1 at vertical direction at least two respectively with The structure 2 is connected temporarily by combining section steel connecting node, and the prefabricated components 1 and the structure 2 by concrete forever Long connecting node 3 connects.The present invention will by the way of combination section steel connecting node is transient node and persistent node is combined Prefabricated components 1 are installed in structure 2, are meeting the premise safe and stable with the overall structure 2 that structure 2 forms of prefabricated components 1 Under, convenient, efficient construction is realized, the assembling speed of prefabricated components 1 is greatly improved, shortens construction-time, save a large amount of manpowers And material resources.
In the present embodiment, the prefabricated components 1 are at vertical direction at least two respectively with the structure 2 by combining shaped steel Connecting node connects temporarily, respectively positioned at the upper and lower end of the prefabricated components 1.
Preferably, in the present embodiment, the combination section steel connecting node applied to the upper end of prefabricated components 1 includes: One metal connecting piece 4a, the first metal embedded part 5a being embedded in advance on the prefabricated components 1 and it is fixedly connected with the structure 2 The second metal embedded part 6a, the metal connecting piece 4a be connected respectively with first, second metal embedded part 5a, 6a.Because metal connects Fitting 4a has outstanding mechanical property and section of different shapes, have to the position deviation between prefabricated components 1 and structure 2 compared with High tolerance, there is very strong universality, conveniently, safely, efficiently connecting between prefabricated components 1 and structure 2 can be realized, There is facilitation to the propulsion of building industrialization.
Preferably, in order to further improve tolerance performance, in the present embodiment, the metal connecting piece 4a and described the First, thickness needed for being arranged as required to respectively between second metal embedded part 5a, 6a or the pad (not shown) of the gradient so that gold Category connector 4a can better adapt to the position deviation between the first metal embedded part 5a and the second metal embedded part 6a, also It is to say so that metal connecting piece 4a can better adapt to the position deviation between the prefabricated components 1 and structure 2, improve and hold Poor ability.
It can be selected as needed between the metal connecting piece 4a and the first metal embedded part 5a and/or the second metal embedded part 6a Connected with any one mode being welded to connect in either bolt connection or chemical anchor bolts connection, the first metal embedded part 5a And/or second metal embedded part 6a when being embedded sleeve barrel, the metal connecting piece 4a be bolted with the embedded sleeve barrel or Person's chemical anchor bolts connected mode connects, described when the first metal embedded part 5a and/or the second metal embedded part 6a are pre-embedded steel slab Metal connecting piece 4a is connected with the pre-embedded steel slab by welding manner.Wherein, tolerance of the welding manner to embedded part position deviation Ability is most strong, and speed of application is relatively slow;Bolt connecting mode requires higher to embedded part position accuracy, and construction is very fast, to applying Work space requirement is higher;When plain bolt is unsatisfactory for spacing and back gauge requirement, chemical anchor bolts can be used, it is expensive.
Preferably, in the present embodiment, the first metal embedded part 5a is embedded sleeve barrel, and the first metal embedded part 5a is pre-buried During sleeve, the metal connecting piece 4a is bolted with the embedded sleeve barrel or chemical anchor bolts connected mode is connected, right First metal embedded part position accuracy requires higher, and construction is very fast, requires higher to construction space;The second metal embedded part 6a For pre-embedded steel slab, the metal connecting piece 4a is connected with the pre-embedded steel slab by welding manner, and welding manner is to embedded part position The fault tolerance of deviation is most strong, and speed of application is relatively slow.Mode is applied in combination using embedded sleeve barrel and pre-embedded steel slab, i.e. institute It is to use pre-embedded steel slab using embedded sleeve barrel, the second metal embedded part 6a to state the first metal embedded part 5a.It can pacify in structure 2 When filling prefabricated components 1, have the advantages of and construction strong to the fault tolerance of embedded part position deviation is very fast concurrently, reach speed and One equalization point of fault tolerance.
Specifically, in the present embodiment, the prefabricated components 1 include a horizontal connection portion 1a, the horizontal connection portion 1a The upper end of the prefabricated components 1 is arranged at, there is the structure 2 Cantilever Beams a 2a, the horizontal connection portion 1a to be arranged at described On Cantilever Beams 2a, left on the Cantilever Beams 2a between the horizontal connection portion 1a and the structure 2 for casting concrete The space of permanently connected node 3, pre-buried first metal buries in the inwall of vertical of structure 2 on the horizontal connection portion 1a Part 5a, the pre-buried second metal embedded part in position in the space is corresponded on the Cantilever Beams 2a of the structure 2 upper surface 6a, the metal connecting piece 4a use angle cleat, two right-angle sides of the angle cleat respectively with first, second gold medal Belong to embedded part 5a, 6a to connect, the permanently connected node 3 of casting concrete in the space.
The present invention is connected between prefabricated components 1 and structure 2 by the permanently connected node 3 of casting concrete, ensure that forever The stability for the overall structure 2 that the durability and prefabricated components 1 of long node are formed with structure 2.Further, since structure 2 is frame Frame structure 2, according to the stress power transmission feature of frame structure 2, persistent node only need to be in the force part of the structure 2 such as post of structure 2 or beam Etc. carry out reinforcing bar connection and rear pouring concrete, without using integral cast-in-situ connect, saved a large amount of formwork times, drop Low construction cost.
In order that concrete persistent node between prefabricated components 1 and structure 2 is more firm, improve prefabricated components 1 with Bonding strength between structure 2, it is preferred that in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node structure In making, rectangle embedded bar 7 is embedded with the horizontal connection portion 1a, a part for the rectangle embedded bar 7 is embedded in institute in advance State and be located at the sky close to the inwall of vertical of the structure 2, another part of the rectangle embedded bar 7 on horizontal connection portion 1a In, i.e., another part of described rectangle embedded bar 7 is anchored into inner concrete persistent node.
In the present embodiment, the combination section steel connecting node applied to the lower end of prefabricated components 1 includes:One metal connects Fitting 4b, the first metal embedded part 5b being embedded in advance on the prefabricated components 1 and the second gold medal being fixedly connected with the structure 2 Category embedded part 6b, the metal connecting piece 4b are connected with first, second metal embedded part 5b, 6b respectively.Because metal connecting piece 4b has There are outstanding mechanical property and section of different shapes, there is higher tolerance to the position deviation between prefabricated components 1 and structure 2 Property, there is very strong universality, conveniently, safely, efficiently connecting between prefabricated components 1 and structure 2 can be realized, to building work The propulsion of industry has facilitation.
Specifically, in the present embodiment, the first metal embedded part 5b is embedded in advance respectively with the second metal embedded part 6b On the opposite flank of the prefabricated components 1 and the structure 2, that is to say, that in the present embodiment, under the prefabricated components 1 The horizontal connection portion 1b at end is with distinguishing pre-buried first, second metal embedded part 5b, 6b on the opposite face of the structure 2.Described first Metal embedded part 5b and the second metal embedded part 6a are pre-embedded steel slab, and the metal connecting piece 4b is metal backing, and described the One metal embedded part 5b and the second metal embedded part 6b is respectively welded in the both sides of the metal backing.Metal connecting piece 4b (tools Body is metal backing) it can not only play a part of connecting first, second metal embedded part 5b, 6b, and by thick needed for selection Degree and/or the metal backing of the gradient can be applicable the position deviation between first and second metal embedded part, play and hereinbefore backing plate phase Similar effect, there is higher fault tolerance, realize being reliably connected for first and second metal embedded part.
In order that obtaining lower end and the relatively reliable connection of the structure 2 of prefabricated components 1, internal inanition is avoided, it is described pre- Conjunction is set gradually from the bottom to top in gap between component 1 processed and structure 2 below metal connecting piece 4b (being specially metal backing) Blocked into polymeric seal cream filleting and polymer mortar.
Need what is illustrated, upper and lower two between the prefabricated components 1 and structure 2 combine section steel connecting node can be same When construct, can also successively construct.
Embodiment two
Referring to Fig. 2, in the present embodiment, the combination section steel connecting node between the lower end of the prefabricated components 1 and structure 2 It is similar in structure 2 that section steel connecting node is combined between the upper end of the prefabricated components 1 and structure 2, using metal connecting piece 4c and first, second metal embedded part 5c, 6c, because metal connecting piece 4c has outstanding mechanical property and of different shapes section Face, there is higher tolerance to the position deviation between prefabricated components 1 and structure 2, there is very strong universality, can realize pre- Conveniently, safely, efficiently connecting between component 1 processed and structure 2.The present embodiment and the difference of embodiment one be, first, second Metal embedded part 5c, 6c position are different, and the lower end of prefabricated components 1 is not provided with horizontal connection portion in the present embodiment.Specific knot Structure is as follows:The lower end (being vertical portion in the present embodiment) of the prefabricated components 1 is directly held on to be fixedly connected with the structure 2 On the previous prefabricated components 1 installed, the first metal embedded part 5c is embedded in the medial surface of the lower end of prefabricated components 1 in advance On, the second metal embedded part 6c is embedded on the top surface for the previous prefabricated components 1 being fixedly connected with the structure 2 in advance, the gold Category connector 4c is connected the metal connecting piece 4c with first, second metal embedded part 5c, 6c respectively and uses angle cleat, the company Two right-angle sides for connecing angle steel are fixedly connected with described first, second metal embedded part 5c, 6c respectively.The second metal embedded part 6c Realize on previous prefabricated components 1 and be fixedly connected with structure 2 by being embedded in advance.In addition, compared with embodiment one, the present embodiment can To save the volume of prefabricated structure and material, construction cost is reduced.It should be noted that under the prefabricated components 1 of the present embodiment Attachment structure between end and structure 2, with the attachment structure between the lower end of prefabricated components 1 above in Fig. 2 and structure 2 It is identical.
In order to improve the bonding strength and reliability between the second metal embedded part 6c and metal connecting piece 4c, described second After metal embedded part 6c is connected with metal connecting piece 4c, smeared in the top of the second metal embedded part 6c Yu metal connecting piece 4c junctions 30 millimeters thick cement sand beds 8.
Preferably, in order to further improve tolerance performance, same can in the present embodiment, the metal connecting piece 4c Thickness needed for being arranged as required to respectively between described first, second metal embedded part 5c, 6c or the pad of the gradient (are not schemed Show) so that metal connecting piece 4c can better adapt to the position between the first metal embedded part 5c and the second metal embedded part 6c Put deviation, that is to say, that so that shaped steel can better adapt to the position deviation between the prefabricated components 1 and structure 2, improve Fault tolerance.
Preferably, in the present embodiment, the first metal embedded part 5c is embedded sleeve barrel, and the first metal embedded part 5c is pre-buried During sleeve, the metal connecting piece 4a is bolted with the embedded sleeve barrel or chemical anchor bolts connected mode is connected, right First metal embedded part 5c position accuracies require higher, and construction is very fast, require higher to construction space;The second metal embedded part 6c is pre-embedded steel slab, and the metal connecting piece 4a is connected with the pre-embedded steel slab by welding manner, and welding manner is to embedded part position Put that the fault tolerance of deviation is most strong, and speed of application is relatively slow.Mode is applied in combination using embedded sleeve barrel and pre-embedded steel slab, i.e., The first metal embedded part 5c is to use pre-embedded steel slab using embedded sleeve barrel, the second metal embedded part 6c.Can be in structure 2 When prefabricated components 1 is installed, has the advantages of and construction strong to the fault tolerance of embedded part position deviation is very fast concurrently, reach speed With an equalization point of fault tolerance.
Preferably, in the present embodiment, the lower end outside of the prefabricated components 1 is fixedly connected with the structure 2 The junction of the previous prefabricated components 1 installed sets gradually the stuff up a crack of elastoplast rod 9 from inside to outside and synthesis macromolecule is close The filleting of cream 10 is sealed, to play waterproof and cushioning effect.
Embodiment three
Referring to Fig. 3, the present embodiment is applied to the connecting node of prefabricated components 1 and the garret of structure 2.The present embodiment with The difference of embodiment one is as follows:
There is a horizontal connection portion 1a, the horizontal connection portion 1a to be held on the structure 2 for the upper end of the prefabricated components 1 On Cantilever Beams 2a at upper top, the horizontal connection portion 1a extends a distance into the inner horizontal of structure 2, horizontal connection portion 1a The lower surface of extension into structure 2 is embedded with the first metal embedded part 5d, pre-buried on the vertical medial surface of the structure 2 There is the second metal embedded part 6d, the metal connecting piece 4d to select angle cleat, the metal connecting piece 4d respectively with first, Second metal embedded part 5d, 6d connections.
, can be by by waterproof layer 12 when metal connecting piece 4d is connected respectively with first, second metal embedded part 5d, 6d Upper end is fixed together, and so as to simplify the construction of waterproof layer 12, realizes top layer rainproof effect.
Preferably, it is described pre- in above-mentioned prefabrication beam column built from concrete shaped steel combination connecting node construction The lower end of component 1 processed has a horizontal connection portion 1b, and hole to be provided 11, the axial line and water of hole to be provided 11 are opened up in the structure 2 Square to parallel, the bottom surface of the hole to be provided 11 flushes with the horizontal connection portion 1b, close to institute on the horizontal connection portion 1b Pre-buried first metal embedded part 5e on the upper surface of one end of structure 2 is stated, pre-buried second metal buries on the bottom surface of the hole to be provided 11 Part 6e, the first metal embedded part 5e are embedded sleeve barrel, and the second metal embedded part 6e is pre-embedded steel slab, the metal connecting piece 4e is channel-section steel, one end of the channel-section steel and the embedded sleeve barrel bolt connection, the other end of the channel-section steel and the pre-embedded steel slab It is welded to connect, the permanently connected node 3 of casting concrete in the hole to be provided 11.
The present invention is connected between prefabricated components 1 and structure 2 by the permanently connected node 3 of casting concrete, ensure that forever The stability for the overall structure 2 that the durability and prefabricated components 1 of long node are formed with structure 2.Further, since structure 2 is frame Frame structure 2, according to the stress power transmission feature of frame structure 2, persistent node only need to be in the force part of the structure 2 such as post of structure 2 or beam Etc. carry out reinforcing bar connection and rear pouring concrete, without using integral cast-in-situ connect, saved a large amount of formwork times, drop Low construction cost.
Example IV
Please continue to refer to Fig. 1 or Fig. 2 or Fig. 3, present embodiment discloses a kind of prefabrication beams of concrete column type Steel assembled connecting method, connected using the prefabrication beam column built from concrete shaped steel combination described in embodiment one or two or three Structure, the connection method comprise the following steps:
The first step, prepare prefabricated components 1.In the present embodiment, the prefabricated components 1 include the water positioned at upper/lower terminal Flushconnection portion 1a, 1b and vertical connecting portion, between described two horizontal connections portion 1a, 1b by vertical connecting portion (not indicating) even Connect.
Second step, the prefabricated components 1 are connected with the structure 2 by combining shaped steel respectively at vertical direction at least two Node is connect to connect temporarily.In the present embodiment, the top and bottom of the prefabricated components 1 are connected with structure 2 using shaped steel is combined respectively Node is connect to connect temporarily.
3rd step, the prefabricated components 1 are connected with the structure 2 by the permanently connected node 3 of casting concrete.I.e. pair Casting concrete permanently connected node 3 in space between the horizontal connection portion 1a and the structure 2 on the Cantilever Beams 2a, or The permanently connected node of casting concrete in hole to be provided 11.
Prefabricated components are installed in structure by the present invention by the way of transient node and persistent node are combined, and are being met On the premise of the overall structure of prefabricated components and structure composition is safe and stable, convenient, efficient construction is realized, is greatly improved pre- The assembling speed of component processed, shorten construction-time, save a large amount of manpowers and the present invention uses group between prefabricated components and structure Close section steel connecting node to connect temporarily, using metal connecting piece by the first metal embedded part being embedded in advance in prefabricated components with being embedded in advance The second metal embedded part in structure (beam, post and floor) is connected.Because metal connecting piece such as shaped steel has outstanding mechanical property There can be higher tolerance to the position deviation between prefabricated components and structure with section of different shapes, realize prefabricated components Conveniently, safely, being efficiently connected between structure, there is very strong universality, there is the propulsion to building industrialization promotion to make With.
The present invention is connected between prefabricated components and structure by the permanently connected node of casting concrete, ensure that permanent section The integrally-built stability that the durability and prefabricated components of point are formed with structure.In addition, structure is frame structure, according to frame The stress power transmission feature of frame structure, persistent node need to only carry out the connection of reinforcing bar in structure stress position such as structural column or beam etc. With rear pouring concrete, without being connected using integral cast-in-situ, a large amount of formwork times are saved, have reduced construction cost.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims Scope.

Claims (8)

1. a kind of prefabrication beam column built from concrete shaped steel combination connecting node construction, builds for prefabricated components to be installed on On building structure, it is characterised in that the prefabricated components pass through with the structure combined respectively at vertical direction at least two Steel connecting node is connected temporarily, and the prefabricated components are connected with the structure by the permanently connected node of concrete, described group Closing section steel connecting node includes:One metal connecting piece, the first metal embedded part being embedded in advance on the prefabricated components and with it is described The second metal embedded part that structure is fixedly connected, the metal connecting piece is connected with first, second metal embedded part respectively, described prefabricated Component includes a horizontal connection portion, and the structure has a Cantilever Beams, and the horizontal connection portion is arranged on the Cantilever Beams, institute The space left between the horizontal connection portion and the structure for the permanently connected node of casting concrete is stated on Cantilever Beams, In the horizontal connection portion close to structure inwall of vertical on the pre-buried first metal embedded part, the Cantilever Beams of the structure Upper surface on correspond to the pre-buried second metal embedded part in position in the space, the metal connecting piece uses angle cleat, Two right-angle sides of the angle cleat are connected with the first, second metal embedded part respectively, casting concrete in the space Permanently connected node.
2. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In, be arranged as required to respectively between the metal connecting piece and the first, second metal embedded part needed for thickness or the gradient Pad so that metal connecting piece can adapt to the position deviation between the first metal embedded part and the second metal embedded part.
3. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In, between the metal connecting piece and the first metal embedded part and/or the second metal embedded part as needed from being welded to connect or Any one mode in bolt connection or chemical anchor bolts connection connects, and the first metal embedded part and/or the second metal bury When part is embedded sleeve barrel, the metal connecting piece is bolted with the embedded sleeve barrel or chemical anchor bolts connected mode connects Connect, when the first metal embedded part and/or the second metal embedded part are pre-embedded steel slab, the metal connecting piece and the pre-embedded steel slab Connected by welding manner.
4. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In the first metal embedded part is embedded sleeve barrel, and the second metal embedded part is pre-embedded steel slab.
5. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In the prefabricated components include a horizontal connection portion, hole to be provided, the axial line and horizontal direction of hole to be provided being opened up in the structure Parallel, the bottom surface of the hole to be provided flushes with the horizontal connection portion, close to one end of the structure in the horizontal connection portion Upper surface on pre-buried first metal embedded part, pre-buried second metal embedded part on the bottom surface of the hole to be provided, first metal buries Part is embedded sleeve barrel, and the second metal embedded part is pre-embedded steel slab, and the metal connecting piece is channel-section steel, one end of the channel-section steel with The embedded sleeve barrel bolt connection, the other end of the channel-section steel are welded to connect with the pre-embedded steel slab, are poured in the hole to be provided The permanently connected node of concrete.
6. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In the upper end of the prefabricated components has a horizontal connection portion, and the horizontal connection portion is held at the structure upper top On Cantilever Beams, the horizontal connection portion is to the horizontal-extending segment distance of inside configuration, extension of the horizontal connection portion into structure Lower surface be embedded with the first metal embedded part, the second metal embedded part is embedded with the vertical medial surface of the structure, The metal connecting piece selects angle cleat, and the metal connecting piece is connected with first, second metal embedded part respectively.
7. prefabrication beam column built from concrete shaped steel combination connecting node construction as claimed in claim 1, its feature exist In the lower end of the prefabricated components is directly held on the previous prefabricated components installed being fixedly connected with the structure On, the first metal embedded part is embedded on the medial surface of prefabricated components lower end in advance, the second metal embedded part be embedded in advance with it is described On the top surface for the previous prefabricated components that structure is fixedly connected, the metal connecting piece uses angle cleat, the angle cleat Two right-angle sides are fixedly connected with the first, second metal embedded part respectively.
8. a kind of prefabrication beam column built from concrete shaped steel combination connection method, it is characterised in that using such as claim Prefabrication beam column built from concrete shaped steel combination attachment structure in 1-7 described in any one, comprises the following steps:
The first step, prepare prefabricated components;
Second step, the prefabricated components are at vertical direction at least two respectively with the structure by combining section steel connecting node Interim connection;
3rd step, the prefabricated components are connected with the structure by the permanently connected node of casting concrete.
CN201610288326.8A 2016-04-13 2016-05-03 Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method CN105986621B (en)

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CN105986621B (en) * 2016-04-13 2018-03-06 上海建工二建集团有限公司 Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method
CN106638983A (en) * 2017-02-23 2017-05-10 中国建筑第八工程局有限公司 Prefabricated panel connecting node structure and prefabricated panel system and construction method thereof
CN108487458A (en) * 2017-12-29 2018-09-04 上海大禺预制构件有限公司 A kind of prefabricated girder connection
CN110424656A (en) * 2019-08-13 2019-11-08 天津合嘉金工建筑工业有限公司 A kind of plug-in wall concealed connecting device of precast concrete

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CN201395870Y (en) * 2009-02-04 2010-02-03 南通建筑工程总承包有限公司 Connection node between reinforced concrete fully pre-fabricated assembly structural shear wall and beam
CN203961014U (en) * 2014-07-22 2014-11-26 中国航天建设集团有限公司 A kind of precast concrete building structure
CN105201078A (en) * 2015-10-29 2015-12-30 常州市规划设计院 Prefabricated building middle beam and column top hinge joint and construction method thereof
CN105986621B (en) * 2016-04-13 2018-03-06 上海建工二建集团有限公司 Prefabrication beam column built from concrete shaped steel combination connecting node constructs and method

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