CN109457800A - A kind of assembly concrete column column connected node - Google Patents
A kind of assembly concrete column column connected node Download PDFInfo
- Publication number
- CN109457800A CN109457800A CN201811602027.2A CN201811602027A CN109457800A CN 109457800 A CN109457800 A CN 109457800A CN 201811602027 A CN201811602027 A CN 201811602027A CN 109457800 A CN109457800 A CN 109457800A
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- concrete column
- column
- screw rod
- precast concrete
- muscle
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- 239000004567 concrete Substances 0.000 title claims abstract description 69
- 238000005265 energy consumption Methods 0.000 claims abstract description 8
- 239000011178 precast concrete Substances 0.000 claims description 77
- 210000003205 muscle Anatomy 0.000 claims description 72
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 16
- 238000005253 cladding Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 19
- 239000010959 steel Substances 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 12
- 238000010276 construction Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000011900 installation process Methods 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 238000010008 shearing Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 9
- 210000003734 kidney Anatomy 0.000 description 6
- 238000013016 damping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of assembly concrete column column connected node structure is simple, node construction is easy, cost is lower, connecting component is easily changed, the overlap joint work of node area reinforcing bar is simplified, whole installation process is all dry type connection, pours operation after greatly reducing node area, special tool(s) is not needed, speed of application is accelerated；Power transmission is clearly reliable, and when meeting with lower earthquake intensity geological process, structure is remained intact；When meeting with larger earthquake intensity geological process, the low surrender steel plate of surrounding side wall absorbs energy first and reaches surrender, and fixture nut resists vertical shearing and horizontal pull, achievees the effect that energy consumption in this course；Then the connecting component of four corners of concrete column also progressivelyes reach surrender, and the adjusting nut of the two sides of connecting component resists vertical tension；It successively consumes energy from outside to inside, ensure that structure after stress performance and macroseism of the assembly concrete column column connected node structure in different seismic intensity can rapid repairing performance.
Description
Technical field
The present invention relates to construction engineering technical fields, and in particular to a kind of assembly concrete column column connected node.
Background technique
In recent years, in order to promote the transition and upgrade of building trade, architecture field is greatly developing assembled architecture, assembled
Concrete frame structure is widely used in market, garage, the public buildings such as office building as a kind of most common structural system
In.The stress performance of precast frame bean column node plays an important role to the overall performance of structure, the connection about prefabricated components
Technology is causing the concern of more technical staff.
Precast concrete frame column-column connected node technology mainly has end-plate bolted connections, reinforcing steel bar connecting sleeve tube to fill at present
It is poured after slurry connection and live formwork.End-plate bolted connections by the way that in upper and lower prefabricated column end pre-embedded steel slab, outside covers steel plate again,
Central filler concrete is bolted external steel plate, realizes the connection of prefabricated post, the disadvantage is that: steel using amount is larger, construction
It is complicated.Reinforcing steel bar connecting sleeve tube grouting connection is the skill for being attached the vertical muscle of upper and lower prefabricated post by connecting reinforcing steel bar connecting sleeve tube
Art, the disadvantage is that: cost is high, and grouting quality is not easy to detect.Pouring after live formwork is core space supporting module by node,
Then construction is poured after carrying out concrete, thus the method for completing prefabricated post connection, the disadvantage is that: situ wet operation is too many, especially
It is that steel bar arrangement is complicated when cast-in-place region is located at beam column node area, is not easy to construct.Therefore it is reliable to research and develop a kind of power transmission, cost
Lower, assembly concrete frame column-column interconnection technique of easy construction has important meaning to the promotion and application of assembled architecture
Justice.
Summary of the invention
In order to solve the above problem, the present invention provides that a kind of assembly concrete column column connected node structure is simple, and node is applied
Work is easy, and cost is lower, and connecting component is easily changed, and simplifies the overlap joint work of node area reinforcing bar, and whole installation process is all
Dry type connection, pours operation after greatly reducing node area, does not need special tool(s), accelerate speed of application；Power transmission clearly may be used
It leans on, when meeting with lower earthquake intensity geological process, structure is remained intact；When meeting with larger earthquake intensity geological process, surrounding side wall
Low surrender steel plate absorbs energy first and reaches surrender, and fixture nut resists vertical shearing and horizontal pull, in this course
Achieve the effect that energy consumption；Then the connecting component of four corners of concrete column also progressivelyes reach surrender, the two sides of connecting component
Adjusting nut resists vertical tension；It successively consumes energy from outside to inside, ensure that assembly concrete column column connected node structure not
With stress performance when earthquake intensity geological process and structure after macroseism can rapid repairing performance.
In order to achieve the above object, the present invention is resolved using following technical scheme.
A kind of assembly concrete column column connected node, comprising: upper section precast concrete column, lower section precast concrete column and
Cover board；Longitudinally connected muscle and lateral connection are respectively arranged in the upper section precast concrete column and lower section precast concrete column
Muscle, the longitudinally connected muscle are fixedly connected with lateral connection muscle；The bottom four corners of the upper section precast concrete column remove respectively
Identical cuboid forms cross connecting pin, the upper cross connecting pin side wall concordant with the upper section precast concrete column
It is upper that upper screw rod is laterally set respectively；The top quadrangle of the lower section precast concrete column remove respectively identical cuboid formed with
The corresponding lower cross connecting pin in the upper cross connecting pin, be horizontally arranged on the side wall of the lower cross connecting pin respectively with it is upper
The corresponding lower screw rod of screw rod；Fixation hole corresponding with upper screw rod and lower screw rod, the upper spiral shell are respectively arranged on the cover board
Bar and lower screw rod are each passed through the fixation hole and are fixed by fixture nut.
Assembly concrete column column connected node according to the present invention, upper section precast concrete column and lower section precast concrete
Longitudinally connected muscle and lateral connection muscle in column using binding connection, go respectively by the corner of bottom four of upper section precast concrete column
Except identical cuboid (being also possible to square) forms the upper cross connecting pin of protrusion, upper cross connecting pin and upper section are prefabricated mixed
Upper screw rod is laterally set respectively on the concordant side wall of solidifying earth pillar.The top of lower section precast concrete column is formed using identical method
Corresponding lower cross connecting pin is correspondingly arranged lower screw rod on lower cross connecting pin, and upper screw rod and corresponding lower screw rod are each passed through
It corresponding fixation hole and is fixed by fixture nut on cover board, cover board uses low yield point steel plate, so that upper section is prefabricated mixed
Solidifying earth pillar is fixedly connected with lower section precast concrete column.Assembly concrete column column connected node reasonable stress of the invention, even
It connects securely, overall stability and anti-seismic performance are good；When encountering earthquake, upper and lower cross connecting pin and precast concrete column are flat
Neat side wall absorbs energy first and reaches surrender, and the fixture nut on cover board resists vertical shearing and horizontal pull, and node is applied
Work is easy, and power transmission is clearly reliable, and cost is lower, practical, convenient for promoting the use of, has significant economic benefit and society's effect
Benefit.
Preferably, the upper cross connecting pin, which removes the identical cuboid of surrounding, forms rectangle connecting pin, it is described
Lower cross connecting pin removes the identical cuboid of surrounding and forms lower rectangle connecting pin corresponding with upper rectangle connecting pin.
Assembly concrete column column connected node according to the present invention removes upper cross connecting pin respectively and connects with lower cross
The cuboid of the identical protrusion of end surrounding forms corresponding upper rectangle connecting pin and lower rectangle connecting pin；And upper screw rod is arranged
On four side walls of upper rectangle connecting pin, corresponding lower screw rod is set on four side walls of lower rectangle connecting pin, cover board is worn
It crosses screw rod and lower screw rod and is fixed by fixture nut.
Preferably, described in the longitudinally connected muscle in the upper section precast concrete column at four corners or surrounding stretches out
The extension end of the bottom end of upper section precast concrete column, the longitudinally connected muscle is provided with preburying part；The lower section concrete
The extension end of longitudinally connected muscle in earth pillar is provided with lower preburying part corresponding with the upper preburying part；The upper preburying part and
Lower preburying part is fixedly connected by connecting component.
Assembly concrete column column connected node according to the present invention, the longitudinally connected muscle in top is respectively from upper section concrete
Upper preburying part is stretched out and are arranged in four corners or surrounding bottom end in earth pillar, and the longitudinally connected muscle of lower part is respectively from lower section concrete
Lower preburying part corresponding with upper preburying part, upper preburying part and lower preburying part are stretched out and are arranged in four corners or surrounding top in earth pillar
It is fixedly connected by connecting component, and then upper section precast concrete column is fixedly connected with lower section precast concrete column；Interconnecting piece
Part can resist vertical tension, reinforce the connective stability of node by preburying part and connecting component.When assembly concrete column
When column connected node structure bearing load, the preburying part and connecting component elder generation bearing load of four edges；When load is larger,
The further bearing load of preburying part and connecting component of surrounding improves the stabilization of assembly concrete column column connected node structure
Property.
Preferably, the connecting component includes two adjusting nuts and work shape connecting rod；The one of each adjusting nut
End is provided with threaded hole, and the other end of adjusting nut is provided with bayonet, and the both ends of the work shape connecting rod are each passed through bayonet simultaneously
It is movably arranged in two adjusting nuts；The extension end of the longitudinally connected muscle is provided with external screw thread, and the upper preburying part is under
Preburying part is respectively the male end of longitudinally connected muscle, and the internal screw thread of the external screw thread and the threaded hole matches.
The both ends of assembly concrete column column connected node according to the present invention, work shape connecting rod are each passed through bayonet and work
It is dynamic to be arranged in two adjusting nuts, two adjusting nuts can individually horizontally rotate around work shape connecting rod and on move down
Dynamic, the male end of longitudinally connected muscle passes through the external screw thread being mutually matched and internal screw thread is screwed into the threaded hole of adjusting nut, into
And the longitudinally connected muscle of upper and lower part is connected and is tensed.Connecting component is conveniently replaceable, and simplifies the lapwork of node area reinforcing bar
Make, whole installation process is all dry type connection, pours operation after greatly reducing node area, does not need special tool(s), construction speed
Degree is fast.
Preferably, fluted, the groove and described vertical is respectively set in the end face at the both ends of the work shape connecting rod
Match to the screw head of dowel.
Assembly concrete column column connected node according to the present invention, when longitudinally connected muscle is screwed into the threaded hole of adjusting nut
When deeper, the screw head of longitudinally connected muscle is against in groove, is limited to longitudinally connected muscle, guarantees the stability of node connection.
Preferably, the connecting component includes two adjusting nuts and work shape connecting rod；The one of each adjusting nut
End is provided with screw rod, and the other end of adjusting nut is provided with bayonet, and the both ends of the work shape connecting rod are each passed through bayonet and work
It is dynamic to be arranged in two adjusting nuts；Reinforcing steel bar connecting sleeve tube is provided on the extension end of the longitudinally connected muscle, it is described pre-buried
Portion and lower preburying part are respectively reinforcing steel bar connecting sleeve tube, and the reinforcing steel bar connecting sleeve tube matches with the screw rod.
The longitudinally connected muscle of assembly concrete column column connected node according to the present invention, upper and lower part is separately installed with
Reinforcing steel bar connecting sleeve tube, the screw rod on adjusting nut passes through the external screw thread being mutually matched and inner nut is screwed into reinforcing steel bar connecting sleeve tube,
Realize being detachably connected for the longitudinally connected muscle at connecting component and both ends.
Preferably, the bottom end of the upper cross connecting pin is provided with limited block, the top of the lower cross connecting pin
It is provided with the limiting slot to match with the limited block.
Assembly concrete column column connected node according to the present invention, the limited block of upper cross connecting pin can be inserted into lower cross
In the limiting slot of connecting pin, increase the compatible degree of node connection, guarantees the lateral of assembly concrete column column connected node connection
Stability, and convenient for the alignment of cover board, connecting component etc. installation.
Preferably, the limited block is trapezoidal limited block, the limiting slot is trapezoidal limiting slot.
Assembly concrete column column connected node according to the present invention, it is trapezoidal limit that trapezoidal limited block, which can be inserted into limiting slot,
In slot, make the stability of assembly concrete column column connected node structure more preferably.
Preferably, further including the first dissipative cell and the second dissipative cell；The first dissipative cell cladding setting
In be provided on the bottom all outer surfaces of the upper section precast concrete column, first dissipative cell with it is described longitudinally connected
The corresponding jack of muscle, one end of the upper screw rod are connect with the upper section precast concrete column, the other end of the upper screw rod
It sequentially passes through the first dissipative cell and cover board and is fixed by fixture nut；Second dissipative cell cladding be set to it is described under
The top all outer surfaces of section precast concrete column, are provided on second dissipative cell corresponding with the longitudinally connected muscle
Jack, one end of the lower screw rod connect with the lower section precast concrete column, and the other end of the lower screw rod sequentially passes through
Second dissipative cell and cover board are simultaneously fixed by fixture nut.
Assembly concrete column column connected node according to the present invention, it is pre- that the first dissipative cell cladding is set to the upper section
The bottom all outer surfaces of concrete column processed, i.e. the first dissipative cell are coated on the bottom and side wall outer surface of cross connecting pin
And the bottom surface of the upper section precast concrete column of longitudinally connected muscle stretching, four edges of the first dissipative cell are provided with longitudinal direction
The jack of dowel insertion increases the precision of the longitudinally connected muscle connection in upper and lower part, it is ensured that connecting component is to top under
The longitudinally connected muscle in portion is attached tension, and trapezoidal limited block is formed on the first dissipative cell bottom, and the second dissipative cell upper end is corresponding
Trapezoidal limiting slot is formed, the compatible degree of node connection is increased.The first dissipative cell side wall concordant with upper section precast concrete column
It is inside and outside to be preinstalled with screw rod, in upper screw pre-buried portion upper section precast concrete column, increases by the first heterotype steel plate and upper section is prefabricated mixed
The connectivity of solidifying earth pillar.The setting of second dissipative cell is identical as the first dissipative cell, and difference is the top of the second dissipative cell
End forms trapezoidal limiting slot corresponding with trapezoidal limited block.First dissipative cell and the second dissipative cell are respectively steel plate, benefit
With the active force of the energy consumption effect buffering earthquake of steel plate.Meanwhile the steel plate coated on trapezoidal limited block and trapezoidal limiting slot can be with
Increase local stiffness, resists seismic sections horizontal force.
Preferably, being provided with rubber pad between the trapezoidal convex block and trapezoidal groove.
Assembly concrete column column connected node according to the present invention, the rubber being arranged between trapezoidal convex block and trapezoidal groove
Pad is reached using the energy consumption effect of rubber and absorbs energy damping effect, the stabilization of assembly concrete column column connected node structure
Property more preferably, shock resistance it is more preferable；And rubber pad is chlorinated rubber material, has the function of fireproof.
Preferably, the fixation hole is kidney slot.
Assembly concrete column column connected node according to the present invention, fixation hole is kidney slot on cover board, and earthquake when permits
Perhaps upper screw rod and lower screw rod have micro-displacement in kidney slot, and assembly concrete column column connected node structure is made to reach damping consumption
The effect of energy avoids generating large energy when earthquake due to destroying.
Detailed description of the invention
The present invention is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of assembly concrete column column connected node of the invention without cover board；
Fig. 2 is the structural schematic diagram of assembly concrete column column connected node installation cover board of the invention；
Fig. 3 is the A-A cross-sectional view that connecting component central axis is crossed in Fig. 2；
Fig. 4 is the B-B cross-sectional view of Fig. 2；
Fig. 5 is the structural schematic diagram of upper section precast concrete column in Fig. 1；
Fig. 6 is the structural schematic diagram of Fig. 1 middle and lower sections precast concrete column；
The structural schematic diagram of connecting component in Fig. 7 Fig. 1；
The structural schematic diagram connected between connecting component and the longitudinally connected muscle of two sides in Fig. 8 Fig. 1；
Fig. 9 is the structural schematic diagram of the first dissipative cell in Fig. 1；
Figure 10 is the structural schematic diagram of the second dissipative cell in Fig. 1；
Figure 11 is the structural schematic diagram of Fig. 2 cover plate.
In the above figure: 1 upper section precast concrete column；2 lower section precast concrete columns；3 cover boards；301 fixation holes；302 is solid
Determine nut；4 longitudinally connected muscle；Preburying part on 401；402 lower preburying parts；5 lateral connection muscle；Cross connecting pin on 6；Spiral shell on 601
Bar；602 trapezoidal limited blocks；7 lower cross connecting pins；701 lower screw rods；702 trapezoidal limiting slots；8 connecting components；810 adjusting nuts；
811 threaded holes；812 bayonets；820 work shape connecting rods；821 grooves；9 first dissipative cells；901 jacks；10 second dissipative cells.
Specific embodiment
With reference to Fig. 1-8 and Figure 11, a kind of assembly concrete column column that the embodiment of content according to the present invention is proposed
Connecting node, comprising: upper section precast concrete column 1, lower section precast concrete column 2 and cover board 3；The upper section precast concrete column
1 and lower section precast concrete column 2 in be respectively arranged with longitudinally connected muscle 4 and lateral connection muscle 5, the longitudinally connected muscle 4 and cross
It is fixedly connected to dowel 5；The bottom four corners of the upper section precast concrete column 1 remove identical cuboid respectively and form ten
Word connecting pin 6, on the side wall concordant with the upper section precast concrete column 1 of the upper cross connecting pin 6 respectively laterally in setting
Screw rod 601；The top quadrangle of the lower section precast concrete column 2 removes identical cuboid respectively and formed to be connected with the upper cross
6 corresponding lower cross connecting pins 7 of end are connect, it is right with upper screw rod 601 to be horizontally arranged with respectively on the side wall of the lower cross connecting pin 7
The lower screw rod 701 answered；Fixation hole 301 corresponding with upper screw rod 601 and lower screw rod 701, institute are respectively arranged on the cover board 3
It states screw rod 601 and lower screw rod 701 is each passed through the fixation hole 301 and is fixed by fixture nut 302.
In the embodiment above, upper section precast concrete column 1 and with the longitudinally connected muscle 4 in lower section precast concrete column 2
With lateral connection muscle 5 using binding connection, the corner of bottom four of upper section precast concrete column 1 removes identical cuboid respectively
(being also possible to square) forms the upper cross connecting pin 6 of protrusion, and upper cross connecting pin 6 is concordant with upper section precast concrete column 1
Side wall on upper screw rod 601 is laterally set respectively.The top of lower section precast concrete column 2 is formed corresponding using identical method
Lower cross connecting pin 7 is correspondingly arranged lower screw rod 701, upper screw rod 601 and corresponding lower screw rod 701 difference on lower cross connecting pin 7
The corresponding fixation hole 301 and fixed by fixture nut 302 on cover board 3, cover board 3 uses low yield point steel plate, thus
Upper section precast concrete column 1 is fixedly connected with lower section precast concrete column 2.Assembly concrete column column of the invention connects section
Point reasonable stress, is connected firmly, overall stability and anti-seismic performance are good；When encountering earthquake, upper and lower cross connecting pin 7 with
The concordant side wall of precast concrete column absorbs energy first and reaches surrender, and the fixture nut 302 on cover board 3 resists vertical shearing
And horizontal pull, node construction is easy, and power transmission is clearly reliable, and cost is lower, and it is practical, convenient for promoting the use of, have significant
Economic benefit and social benefit.
Preferably, the upper cross connecting pin 6, which removes the identical cuboid of surrounding, forms rectangle connecting pin, it is described
Lower cross connecting pin 7 removes the identical cuboid of surrounding and forms lower rectangle connecting pin corresponding with upper rectangle connecting pin.
Assembly concrete column column connected node according to the present invention, removes upper cross connecting pin 6 respectively and lower cross connects
The cuboid for connecing the identical protrusion of 7 surroundings of end forms corresponding upper rectangle connecting pin and lower rectangle connecting pin；And by upper screw rod
601 are arranged on four side walls of upper rectangle connecting pin, and corresponding lower screw rod is arranged on four side walls of lower rectangle connecting pin
701, cover board passes through upper screw rod 601 and lower screw rod 701 and is fixed by fixture nut 302.
With reference to Fig. 3, according to one embodiment of present invention, four corners or surrounding in the upper section precast concrete column 1
The longitudinally connected muscle 4 at place stretches out the bottom end of the upper section precast concrete column 1, and the extension end of the longitudinally connected muscle 4 is provided with
Upper preburying part 401；The extension end of longitudinally connected muscle 4 in the lower section precast concrete column 2 is provided with and the upper preburying part
401 corresponding lower preburying parts 402；The upper preburying part 401 is fixedly connected with lower preburying part 402 by connecting component 8.
In the embodiment above, the longitudinally connected muscle 4 in top four corners or surrounding out of upper section precast concrete column 1 respectively
Upper preburying part 401 is stretched out and be arranged in bottom end, the longitudinally connected muscle 4 of lower part four corners out of lower section precast concrete column 2 respectively
Or lower preburying part 402 corresponding with upper preburying part 401 is stretched out and is arranged on surrounding top, upper preburying part 401 and lower preburying part 402 are logical
It crosses connecting component 8 to be fixedly connected, and then upper section precast concrete column 1 is fixedly connected with lower section precast concrete column 2；Interconnecting piece
Part 8 can resist vertical tension, reinforce the connective stability of node by preburying part and connecting component 8.Work as assembly concrete
When column column connected node structure bearing load, the preburying part and the first bearing load of connecting component 8 of four edges；When load is larger
When, the preburying part and the further bearing load of connecting component 8 of surrounding improve the steady of assembly concrete column column connected node structure
It is qualitative.
With reference to Fig. 1-3 and Fig. 7-8, according to one embodiment of present invention, the connecting component 8 includes two adjusting nuts
810 and work shape connecting rod 820；One end of each adjusting nut 810 is provided with threaded hole 811, and the other end of adjusting nut 810 is set
It is equipped with bayonet 812, the both ends of the work shape connecting rod 820 are each passed through bayonet 812 and are movably arranged on two adjusting nuts 810
It is interior；The extension end of the longitudinally connected muscle 4 is provided with external screw thread, and the upper preburying part 401 and lower preburying part 402 are respectively longitudinal
The internal screw thread of the male end of dowel 4, the external screw thread and the threaded hole 811 matches.
In the embodiment above, the both ends of work shape connecting rod 820 are each passed through bayonet 812 and are movably arranged on two adjustings
In nut 810, two adjusting nuts 810 individually can horizontally rotate and move up and down around work shape connecting rod 820, Zong Xianglian
The male end for connecing muscle 4 passes through the external screw thread being mutually matched and internal screw thread is screwed into the threaded hole 811 of adjusting nut 810, in turn
The longitudinally connected muscle 4 of upper and lower part is connected and is tensed.Connecting component 8 is conveniently replaceable, and simplifies the lapwork of node area reinforcing bar
Make, whole installation process is all dry type connection, pours operation after greatly reducing node area, does not need special tool(s), construction speed
Degree is fast.
With reference to Fig. 8, according to one embodiment of present invention, the end face at the both ends of the work shape connecting rod 820 is respectively set
Fluted 821, the screw head of the groove 821 and the longitudinally connected muscle 4 matches.
In the embodiment above, longitudinally connected when the threaded hole 811 that longitudinally connected muscle 4 is screwed into adjusting nut 810 is deeper
The screw head of muscle 4 is against in groove 821, is limited to longitudinally connected muscle 4, guarantees the stability of node connection.
According to one embodiment of present invention, the connecting component 8 includes two adjusting nuts 810 and work shape connecting rod
820；One end of each adjusting nut 810 is provided with screw rod, and the other end of adjusting nut 810 is provided with bayonet 812, the work shape
The both ends of connecting rod 820 are each passed through bayonet 812 and are movably arranged in two adjusting nuts 810；The longitudinally connected muscle 4
Reinforcing steel bar connecting sleeve tube is provided on extension end, the upper preburying part 401 and lower preburying part 402 are respectively reinforcing steel bar connecting sleeve tube, institute
Reinforcing steel bar connecting sleeve tube is stated to match with the screw rod.
In the embodiment above, the longitudinally connected muscle 4 of upper and lower part is separately installed with reinforcing steel bar connecting sleeve tube, adjusting nut
Screw rod on 810 passes through the external screw thread being mutually matched and inner nut is screwed into reinforcing steel bar connecting sleeve tube, realizes connecting component 8 and both ends
Longitudinally connected muscle 4 be detachably connected.
With reference to Fig. 5-6, according to one embodiment of present invention, the bottom end of the upper cross connecting pin 6 is provided with limited block,
The top of the lower cross connecting pin 7 is provided with the limiting slot to match with the limited block.
In the embodiment above, the limited block of upper cross connecting pin 6 can be inserted into the limiting slot of lower cross connecting pin 7, increase
Supernumerary segment point connection compatible degree, guarantee assembly concrete column column connected node connection lateral stability, and convenient for cover board 3,
The alignment of connecting component 8 etc. is installed.
With reference to Fig. 5-6, according to one embodiment of present invention, the limited block is trapezoidal limited block 602, the limiting slot
For trapezoidal limiting slot 702.
In the embodiment above, it is to keep assembled mixed in trapezoidal limiting slot 702 that trapezoidal limited block 602, which can be inserted into limiting slot,
The stability of solidifying earth pillar column connected node structure is more preferably.
It further include the first dissipative cell 9 and the second dissipative cell according to one embodiment of present invention with reference to Fig. 9-10
10；First dissipative cell 9 coats the bottom all outer surfaces for being set to the upper section precast concrete column 1, and described first
Be provided with jack 901 corresponding with the longitudinally connected muscle 4 on dissipative cell 9, one end of the upper screw rod 601 and it is described on
Section precast concrete column 1 connects, and the other end of the upper screw rod 601 sequentially passes through the first dissipative cell 9 and cover board 3 and by solid
It is fixed to determine nut 302；Second dissipative cell 10 coats all appearances in top for being set to the lower section precast concrete column 2
Face is provided with jack 901 corresponding with the longitudinally connected muscle 4 on second dissipative cell 10, the lower screw rod 701
One end is connect with the lower section precast concrete column 2, and the other end of the lower screw rod 701 sequentially passes through 10 He of the second dissipative cell
Cover board 3 is simultaneously fixed by fixture nut 302.
In the embodiment above, the bottom that the first dissipative cell 9 cladding is set to the upper section precast concrete column 1 owns
Outer surface, i.e., the first dissipative cell 9 is coated on the bottom and side wall outer surface of cross connecting pin 6 and longitudinally connected muscle 4 is stretched
The bottom surface of upper section precast concrete column 1 out, four edges of the first dissipative cell 9 are provided with what longitudinally connected muscle 4 was inserted into
Jack 901 increases the precision that the longitudinally connected muscle 4 in upper and lower part connects, it is ensured that connecting component 8 longitudinally connects upper and lower part
It connects muscle 4 and is attached tension, trapezoidal limited block 602 is formed on 9 bottom of the first dissipative cell, and 10 upper end of the second dissipative cell corresponds to shape
At trapezoidal limiting slot 702, increase the compatible degree of node connection.First dissipative cell 9 side concordant with upper section precast concrete column 1
Be preinstalled with screw rod 601 inside and outside wall, in upper 601 preburying part upper section precast concrete column 1 of screw rod, increase the first heterotype steel plate with it is upper
The connectivity of section precast concrete column 1.The setting of second dissipative cell 10 is identical as the first dissipative cell 9, and difference is second
The top of dissipative cell 10 forms trapezoidal limiting slot 702 corresponding with trapezoidal limited block 602.First dissipative cell 9 and second
Dissipative cell 10 is respectively steel plate, utilizes the active force of the energy consumption effect buffering earthquake of steel plate.Meanwhile trapezoidal 602 He of limited block
The steel plate coated on trapezoidal limiting slot 702 can increase local stiffness, resist seismic sections horizontal force.
According to one embodiment of present invention, rubber is provided between the trapezoidal limited block 602 and trapezoidal limiting slot 702
Pad.
In the embodiment above, filled rubber pad between trapezoidal limited block 602 and trapezoidal limiting slot 702, utilizes rubber
Energy consumption effect reaches absorb energy damping effect, the stability of assembly concrete column column connected node structure more preferably, shock resistance
More preferably；And rubber pad is chlorinated rubber material, has the function of fireproof.
According to one embodiment of present invention, the fixation hole 301 is kidney slot.
In the embodiment above, fixation hole 301 is kidney slot on cover board 3, and earthquake when allows screw rod 601 and lower screw rod
701 have micro-displacement in kidney slot, so that assembly concrete column column connected node structure is haved the function that damping is consumed energy, avoid
Large energy is generated when earthquake due to destroy.
The construction method of assembly concrete column column connected node of the invention are as follows: first by the first dissipative cell 9 and second
Dissipative cell 10 is respectively coated by the top of the bottom of upper section precast concrete column 1 institute outer surface and lower section precast concrete column 2
All outer surfaces, the longitudinally connected muscle 4 of upper and lower part are each passed through on the first dissipative cell 9 and the second dissipative cell 10 corresponding
Jack 901, the first dissipative cell 9 and the second dissipative cell 10 are fixed, the side wall of the first dissipative cell 9 is inside and outside respectively
Screw rod 601 is loaded onto advance, upper section precast concrete column 1 first pours part concrete, and it is prefabricated that upper screw rod 601 is then embedded in upper section
Concrete column 1 is further continued for casting concrete, and the first dissipative cell 9 of realization is fixedly connected with upper section precast concrete column 1, and second
Dissipative cell 10 is installed using mode same as the first dissipative cell 9.Then the upper section for coating dissipative cell is prefabricated
Concrete column 1 passes through the trapezoidal limited block 602 being mutually matched and trapezoidal limiting slot 702 is inserted into lower section precast concrete column 2.It presses
The adjusting nut 810 for pressing 8 both ends of connecting component is inserted into connecting component 8 between upper and lower longitudinally connected muscle 4, rotates two sides respectively
Adjusting nut 810, be screwed into the end of thread of longitudinally connected muscle 4 in adjusting nut 810, and then upper and lower longitudinally connected muscle 4 is connected
It is connected together.Then low yield point steel plate is covered on the side wall that upper cross connecting pin 6 is connected with lower cross, upper 601 He of screw rod
Fixation hole 301 that lower screw rod 701 is each passed through on cover board 3 is simultaneously fixed by nut.Finally in trapezoidal limited block 602 and trapezoidal limit
Filled rubber material between the slot 702 of position, can be chlorinated rubber material.
Assembly concrete column column connected node structure of the invention is simple, and node construction is easy, and power transmission is clearly reliable, makes
Valence is lower, and connecting component 8 is easily changed, and simplifies the overlap joint work of node area reinforcing bar, and whole installation process is all dry type connection,
Operation is poured after greatly reducing node area, does not need special tool(s), accelerates speed of application；Power transmission is clearly reliable, works as experience
When lower earthquake intensity geological process, structure is remained intact；When meeting with larger earthquake intensity geological process, the low surrender steel plate of surrounding side wall
Energy is absorbed first and reaches surrender, and fixture nut 302 resists vertical shearing and horizontal pull, reaches energy consumption in this course
Effect；Then the connecting component 8 of four corners of concrete column also progressivelyes reach surrender, the adjusting spiral shell of the two sides of connecting component 8
Mother 810 resists vertical tension；What is finally destroyed is the trapezoidal limited block 602 of concrete column and trapezoidal limiting slot 702, trapezoidal limited block
602 and trapezoidal limiting slot 702 can partially resist horizontal earthquake power.Assembly concrete column column connected node of the invention by outside to
Inside successively consume energy, ensure that stress performance of the assembly concrete column column connected node structure in different seismic intensity with
And after macroseism structure can rapid repairing performance, construction cost is low, be conducive to the popularization and use of assembly concrete frame structure,
With significant economic benefit and social benefit.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modification and variations of the invention belong to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of assembly concrete column column connected node characterized by comprising upper section precast concrete column (1), lower section are pre-
Concrete column (2) processed and cover board (3)；It is respectively set in the upper section precast concrete column (1) and lower section precast concrete column (2)
There are longitudinally connected muscle (4) and lateral connection muscle (5), the longitudinally connected muscle (4) is fixedly connected with lateral connection muscle (5)；
The bottom four corners of the upper section precast concrete column (1) remove identical cuboid respectively and form cross connecting pin (6),
Upper screw rod is laterally set respectively on the upper cross connecting pin (6) side wall concordant with upper section precast concrete column (1)
(601)；
The top quadrangle of the lower section precast concrete column (2) removes identical cuboid formation respectively and connect with the upper cross
(6) corresponding lower cross connecting pin (7) is held, is horizontally arranged with respectively and upper screw rod on the side wall of the lower cross connecting pin (7)
(601) corresponding lower screw rod (701)；
Fixation hole (301) corresponding with upper screw rod (601) and lower screw rod (701) is respectively arranged on the cover board (3), it is described
Upper screw rod (601) and lower screw rod (701) are each passed through the fixation hole (301) and are fixed by fixture nut (302).
2. assembly concrete column column connected node according to claim 1, which is characterized in that the upper cross connecting pin
(6) the identical cuboid of removal surrounding forms rectangle connecting pin, and lower cross connecting pin (7) the removal surrounding is identical rectangular
Body forms lower rectangle connecting pin corresponding with upper rectangle connecting pin.
3. assembly concrete column column connected node according to claim 1 or 2, which is characterized in that the upper section is prefabricated
Longitudinally connected muscle (4) in concrete column (1) at four corners or surrounding stretches out the bottom of the upper section precast concrete column (1)
End, the extension end of the longitudinally connected muscle (4) is provided with preburying part (401)；It is vertical in the lower section precast concrete column (2)
The extension end of dowel (4) is provided with lower preburying part (402) corresponding with upper preburying part (401)；It is described pre-buried
Portion (401) is fixedly connected with lower preburying part (402) by connecting component (8).
4. assembly concrete column column connected node according to claim 3, which is characterized in that the connecting component (8)
Include two adjusting nuts (810) and work shape connecting rod (820)；One end of each adjusting nut (810) is provided with threaded hole
(811), the other end of adjusting nut (810) is provided with bayonet (812), and the both ends of the work shape connecting rod (820) are each passed through
Bayonet (812) is simultaneously movably arranged in two adjusting nuts (810)；The extension end of the longitudinally connected muscle (4) is provided with outer spiral shell
Line, the upper preburying part (401) and lower preburying part (402) are respectively the male end of longitudinally connected muscle (4), the external screw thread with
The internal screw thread of the threaded hole (811) matches.
5. assembly concrete column column connected node according to claim 4, which is characterized in that the work shape connecting rod
(820) end face at both ends is respectively set fluted (821), the screw head phase of the groove (821) and the longitudinally connected muscle (4)
Matching.
6. assembly concrete column column connected node according to claim 3, which is characterized in that the connecting component (8)
Include two adjusting nuts (810) and work shape connecting rod (820)；One end of each adjusting nut (810) is provided with screw rod, adjusts
The other end of nut (810) is provided with bayonet (812), and the both ends of the work shape connecting rod (820) are each passed through bayonet (812) simultaneously
It is movably arranged in two adjusting nuts (810)；It is provided with reinforcing steel bar connecting sleeve tube on the extension end of the longitudinally connected muscle (4),
The upper preburying part (401) and lower preburying part (402) are respectively reinforcing steel bar connecting sleeve tube, the reinforcing steel bar connecting sleeve tube and the screw rod
Match.
7. assembly concrete column column connected node according to claim 1, which is characterized in that the upper cross connecting pin
(6) bottom end is provided with limited block, and the top of the lower cross connecting pin (7) is provided with the limit to match with the limited block
Slot.
8. assembly concrete column column connected node according to claim 7, which is characterized in that the limited block is trapezoidal
Limited block (602), the limiting slot are trapezoidal limiting slot (702).
9. assembly concrete column column connected node according to claim 8, which is characterized in that further include the first energy consumption member
Part (9) and the second dissipative cell (10)；First dissipative cell (9) cladding is set to the upper section precast concrete column (1)
Bottom all outer surfaces, be provided with jack corresponding with longitudinally connected muscle (4) on first dissipative cell (9)
(901), one end of the upper screw rod (601) is connect with the upper section precast concrete column (1), the upper screw rod (601) it is another
One end sequentially passes through the first dissipative cell (9) and cover board (3) and is fixed by fixture nut (302)；
Second dissipative cell (10) cladding is set to the top all outer surfaces of the lower section precast concrete column (2), institute
It states and is provided with jack (901) corresponding with longitudinally connected muscle (4), the lower screw rod on the second dissipative cell (10)
(701) one end is connect with the lower section precast concrete column (2), and the other end of the lower screw rod (701) sequentially passes through second
Dissipative cell (10) and cover board (3) are simultaneously fixed by fixture nut (302).
10. assembly concrete column column connected node according to claim 8, which is characterized in that the trapezoidal limited block
(602) rubber pad is provided between trapezoidal limiting slot (702).
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| CN201811602027.2A CN109457800B (en) | 2018-12-26 | 2018-12-26 | Assembled concrete column connection node |
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| CN201811602027.2A CN109457800B (en) | 2018-12-26 | 2018-12-26 | Assembled concrete column connection node |
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| CN109457800B CN109457800B (en) | 2024-01-02 |
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| CN109457800B (en) | 2024-01-02 |
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