CN107401219A - The node of column and beam and its construction method of the anti-buckling energy-consumption component of replacing easy to install - Google Patents

The node of column and beam and its construction method of the anti-buckling energy-consumption component of replacing easy to install Download PDF

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Publication number
CN107401219A
CN107401219A CN201710810371.XA CN201710810371A CN107401219A CN 107401219 A CN107401219 A CN 107401219A CN 201710810371 A CN201710810371 A CN 201710810371A CN 107401219 A CN107401219 A CN 107401219A
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CN
China
Prior art keywords
branch sleeve
concrete
power consumption
bar
flange
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CN201710810371.XA
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Chinese (zh)
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CN107401219B (en
Inventor
王昆
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王昆
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Publication of CN107401219B publication Critical patent/CN107401219B/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
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/025Structures with concrete columns

Abstract

The present invention relates to a kind of node of column and beam and its construction method of the anti-buckling energy-consumption component of replacing easy to install, connected between the vertical muscle of the subsidiary short beam of beams of concrete and post side with power consumption bar member, the first screwed assembly that power consumption bar member is connected with the first vertical muscle includes:5th branch sleeve, the 6th branch sleeve, the second screwed assembly that power consumption bar member is connected with the second vertical muscle include:First branch sleeve, the second branch sleeve, the 3rd branch sleeve, the 4th branch sleeve.Using the node of column and beam and its construction method of the anti-buckling energy-consumption component of present invention replacing easy to install, it can quickly install and recover anti-buckling energy-consumption component.

Description

The node of column and beam and its construction method of the anti-buckling energy-consumption component of replacing easy to install
Technical field
Patent of the present invention is related to the seismic resistance field of building structure, more particularly to a kind of anti-buckling energy-consumption structure of replacing easy to install The node of column and beam and its construction method of part.
Background technology
The anti-seismic performance of bean column node is always that field is given priority in building structure.For bean column node, typically By the way that plastic hinge region is moved on on beam outside cylinder, the thought of strong column and weak beam is realized.
The A of CN 105780960 provide a kind of fully-prefabricated assembled post-beam anti-buckling energy-consumption node, the anti-buckling energy-consumption Node includes two anti-buckling edge of a wing metallic plate energy-consumption dampers, two high-strength web connecting plates, one first pre-buried girder steel and one the Two pre-buried girder steels;One end of the first pre-buried girder steel is embedded in the concrete column, the protruding cylinder of the other end;Described One end of two pre-buried girder steels is embedded in the beams of concrete, the protruding beam-ends face of the other end;The first pre-buried girder steel and The upper lower flange of two pre-buried girder steels is connected by the two anti-buckling edge of a wing metallic plate energy-consumption dampers;First pre-buried steel Beam is connected with the both sides in the middle part of the second pre-buried girder steel by the two high-strength web connecting plates.It the advantage is that:It can pass through The anti-buckling energy-consumption node realizes that plastic hinge is moved out from cylinder, so as to reducing the damage to anti-buckling energy-consumption joint cores Wound, realize the anti-seismic performance requirement of " strong column and weak beam " and " strong shear capacity and weak bending capacity ".
And CN103556780A also provides a kind of edge of a wing anti-buckling shape steel-concrete combined beam, including pillar and the edge of a wing are prevented Flexing shaped steel portion.The anti-buckling shaped steel portion in the edge of a wing is installed on pillar, the anti-buckling shaped steel portion in the edge of a wing include girder steel, floor, Peg, bolt and anti-buckling steel bushing plate, the floor are fixed on girder steel by peg, and the anti-buckling steel bushing plate passes through bolt It is anchored at girder steel lower flange and bottom web.It has construct it is convenient, from heavy and light, intensity is high, rigidity is big, positive and negative Moment The advantages of lower performance is symmetrical.
The mechanical mechanism of above-mentioned document is, for girder steel, plastic hinge turns to be moved to Liang Shanghou, due to the upper and lower wing Edge undertakes " drawing-pressure " cyclic reverse loading, may produce flexing when being pressurized, therefore, anti-buckling support is designed as on the edge of a wing Form, to improve the energy-dissipating property of bean column node.
CN104088375A discloses a kind of buckling-restrained reinforcement constitution, upper reinforcement, lower rebar, buckling-restrained steel Muscle, confinement sleeve, threaded coupling sleeve and closed material composition, the advantage is that:In the reciprocal of the accidental loads such as earthquake load Under effect, Reinforcement is constrained in compressive buckling by external constraint sleeve pipe, so as to improve Reinforcement Axially compression bearing capacity, can keep the power transmission load-carrying properties of Reinforcement in itself under cyclic reverse loading, while can be with Prevent the flexing of Reinforcement from failing, improve the energy dissipation capacity of whole pier stud component or pier stud-girder connection. CN104088375A method is similar with CN 105780960 A, CN103556780A principle, is to set reinforcing bar, the steel edge of a wing Confining part is put, prevents its compressive buckling.Similar scheme, also just like CN105525679A, set also between beam-post Power consumption rod consume energy.
However, after geological process, how anti-buckling component is quickly installed there is also certain damage and recovers anti-buckling Dissipative member turns into a urgent problem to be solved.In the prior art, also not to bean column node, particularly beams of concrete-mixed The analysis and solution of anti-buckling energy-consumption component quick-replaceable this problem progress system in solidifying earth pillar.
The content of the invention
It is an object of the invention to provide a kind of node of column and beam and its construction party of the anti-buckling energy-consumption component of replacing easy to install Method, solve that how the technical problem for recovering anti-buckling energy-consumption component is quickly installed.
A kind of node of column and beam of the anti-buckling energy-consumption component of replacing easy to install, including:Concrete column (1), the second concrete Beam (2-2), concrete column (1) are that prefabricated and cylinder carries the first short beam (2-1), and the second beams of concrete (2-2) is also to be prefabricated; First short beam (2-1) is embedded with the first vertical muscle (3-1) of prominent first short beam (2-1) end face, the end of the second beams of concrete (2-2) The upper and lower side in portion is provided with tongue and groove (2-3), and the second vertical muscle (3-2) of the second beams of concrete (2-2) stretches out tongue and groove end face, and first Vertical muscle (3-1) and the second vertical muscle (3-2) are mutually corresponding;Power consumption rod is connected between first vertical muscle (3-1) and the second vertical muscle (3-2) Component (4);
Pre-buried first position-limiting tube (9) in the first short beam (2-1);
The first screwed assembly (10) that power consumption bar member (4) is connected with the first vertical muscle (3-1) includes:5th branch sleeve (10-1), the 6th branch sleeve (10-2), the 5th branch sleeve (10-1) include third lip, the 4th flange and gear conjunction portion, the Three flanges, the 4th flange inner have screw thread;There is screw thread on the inside of 6th branch sleeve, itself and power consumption bar member (4) and the 4th The outside screw connection of flange;
Second beams of concrete (2-2) sets vertical plate (6-2) at tongue and groove;
The second screwed assembly (7) that power consumption bar member (4) is connected with the second vertical muscle (3-2) includes:First branch sleeve (7- 1), the second branch sleeve (7-2), the 3rd branch sleeve (7-3), the 4th branch sleeve (7-4);4th branch sleeve (the 7- 4) include the first flange, the second flange and gear conjunction portion, screw thread is provided with the inside of the first flange and the second flange and is indulged with second Muscle (3-2) connects, and the second flange is inserted into vertical plate (6-2) through hole (6-3), spiral shell is also equipped with the outer surface of the first flange Line;The inner surface threaded connection of 3rd branch sleeve (7-3) and the outer surface of the flange of the 4th branch sleeve (7-4);The The end of the inner surface threaded connection power consumption bar member (4) of two branch sleeves (7-2);First branch sleeve (7-1) it is interior Thread surface is connected to the second branch sleeve (7-2) and the 3rd branch sleeve (7-3).
Further, using the company of Alveolus type or shaped-steel joint between the first short beam (2-1) and the second beams of concrete (2-2) The mode of connecing connects.
Further, the first position-limiting tube (9) is steel pipe, third lip and the first position-limiting tube of the 5th branch sleeve (10-1) (9) contact surface is shiny surface.
Further, the both sides of tongue and groove (2-3) and the second beams of concrete (2-2) it is affixed have block (2-4);First about Screw rod (8-3) is connected with the bottom plate of beam steel plate (8-1), concrete is provided with outside the power consumption bar member (4) in tongue and groove Restraining plate, the second constraint steel plate (8-2) are arranged on the outside of concrete restraining plate, by concrete restraining plate and the second constraint steel Plate (8-2) is provided with the hole corresponding with screw rod (8-3).
A kind of construction method of the node of column and beam of the anti-buckling energy-consumption component of replacing easy to install, installation power consumption bar member (4), Its installation steps is as follows:
First, the 4th branch sleeve (7-4) through the second vertical muscle (3-2) and is entered in through hole (6-3), by the 3rd branch sleeve (7-3) is threaded on the flange of the 4th branch sleeve (7-4), and the first adapter sleeve jacket casing (7-1) is enclosed on into power consumption bar member (4) on, the second branch sleeve (7-2) is connected in the end thread of power consumption rod;
Second, power consumption bar member (4) is connected with the first screwed assembly;
3rd, the first branch sleeve (7-1) and the second branch sleeve (7-2) and the 3rd branch sleeve (7-3) are linked together.
Further, before power consumption bar member (4) installation, in other of the vertical plate (6-2) of beams of concrete, and tongue and groove One layer of elastic fluid of surface mount at position, the first constraint steel plate (8-1), the first constraint steel plate (8- are installed on elastic fluid 1) bottom plate and both sides vertical plate are included.
Further, after power consumption bar member (4) installation, the hole of concrete restraining plate is corresponded into screw rod, is positioned over enterprise In mouthful, screw rod (8-3) then uses nut through the surface of the second constraint steel plate (8-2).
Further, the step of power consumption rod is connected with the first screwed assembly is as follows:First, the 5th branch sleeve (10-1) Screw in the first reinforcing bar, the 5th branch sleeve (10-1) third lip enters in the first position-limiting tube (9) until it keeps off conjunction portion and first Short beam contacts, and secondly, the 6th branch sleeve (10-2) is threaded on the 4th flange of the 5th branch sleeve (10-1), most Afterwards, power consumption bar member (4) is threaded in the 6th branch sleeve (10-2).
Using above-mentioned technical proposal, compared with prior art, advantage include it is following some.
First, by installing power consumption bar member in tongue and groove, power consumption bar member is changed in order to install.
Second, power consumption bar member be connected the means connection for using branch sleeve with vertical muscle, from one~embodiment of comparative example one, Successively solves problems with:How to connect power consumption bar member, how to avoid the end of the stretching of the first vertical muscle and the second vertical muscle Flexing, the screw-in of sleeve how is avoided to screw out.
3rd, block is set on concrete tongue-and-groove, is to limit the positioning of the concrete in tongue and groove;And by tongue and groove It is concrete prefabricated into plate, connected by bolt and nut, the concrete constraint of power consumption bar member can be easily installed.
Brief description of the drawings:
Fig. 1:First short beam of one~embodiment of comparative example one and the design drawing of the second beams of concrete.
Fig. 2:The vertical muscle of comparative example one is connected design drawing with power consumption bar member.
Fig. 3:The vertical muscle of comparative example two is connected design drawing with power consumption rod.
Fig. 4:The vertical muscle of comparative example three is connected design drawing with power consumption rod.
Fig. 5:The schematic diagram of the vertical plate (6-2) of comparative example three.
Fig. 6:The vertical muscle of embodiment one is connected design drawing with power consumption bar member.
Fig. 7:The schematic diagram of the first constraint steel plate (8-1) and the second constraint steel plate (8-2) of embodiment one.
Fig. 8:First short beam of embodiment two and the design drawing of the second beams of concrete.
Fig. 9:The limited block of tongue and groove and the design drawing of screw rod of secondth beams of concrete of embodiment three.
Reference:1 concrete column, the short beams of 2-1 first, the beams of concretes of 2-2 second, 2-3 tongue and grooves, 3-1 first indulge muscle, 3- 2 second vertical muscle, 4 power consumption bar members, the first tapers of 4-1 steel bushing, 4-2 the second taper steel bushings, the connection components of 5-1 first, 5-2 Second connection component, 5-2-1 power consumption rod branch sleeves, 5-2-2 indulge muscle connecting elements, 6-2 vertical plates, 6-3 through holes, 7 second spiral shells Line connection component, the branch sleeves of 7-1 first, the branch sleeves of 7-2 second, the branch sleeves of 7-3 the 3rd, the branch sleeves of 7-4 the 4th, 8- 1 first constraint steel plate, 8-2 second constrain steel plate, 8-3 screw rods, 9 first position-limiting tubes.
Embodiment
Comparative example one, for prefabricated assembled concrete beam-concrete column connecting node, it can be consumed for the ease of changing Energy connection component, the first selection is the pre-buried shaped steel in beam such as CN105780960A, utilizes the shaped steel of prominent beam to connect power consumption Component.This mode, can also be applied and girder steel.Such scheme declines in the moment capacity of beam-ends excessive, and only shaped steel is held Moment of flexure is carried on a shoulder pole, and concrete does not undertake moment of flexure.Therefore, inventor has abandoned changes dissipative member using the edge of a wing on structural steel connecting member Thought.Second of selection is such as CN105525679A, the setting power consumption rod between beams of concrete-post, using the rod that consumes energy come real Now consume energy.But it consumes energy, rod is cast in composite beam, changes inconvenience;And what is more important, in mechanical mechanism On, power consumption rod is in tension and compression Cyclic Loading, and when consuming energy rod tension, it is actually the fixing iron member using rod both sides of consuming energy Shearing force between concrete transmits the pulling force of power consumption rod, and this is higher for the intensity requirement of concrete and fixing iron member, And when consuming energy rod compressive buckling, it is also possible to produce destruction to concrete.
As shown in figure 1, be the scheme of comparative example 1, including:Concrete column (1), the second beams of concrete (2-2), concrete column (1) cylinder carries the first short beam (2-1), between the first short beam (2-1) and the second beams of concrete (2-2) using Alveolus type or The connected mode connection of shaped-steel joint;First short beam (2-1) is embedded with the first vertical muscle (3- of prominent first short beam (2-1) end face 1), the upper and lower side of the end of the second beams of concrete (2-2) is provided with tongue and groove (2-3), and the second of the second beams of concrete (2-2) is vertical Muscle (3-2) stretches out tongue and groove end face, and the first vertical muscle (3-1) and the second vertical muscle (3-2) are mutually corresponding;First vertical muscle (3-1) and second Power consumption bar member (4) is connected between vertical muscle (3-2).
After power consumption bar member (4) installation, the fill concrete in tongue and groove;The concrete and first filled in tongue and groove are short Flexible dielectric layer is provided between beam (2-1), the second beams of concrete (2-2).
As shown in Fig. 2 the first taper is respectively adopted with the first vertical muscle (3-1), the second vertical muscle (3-2) in power consumption bar member (4) Steel bushing (4-1), the connection of the second taper steel bushing (4-2);Power consumption bar member (4) both ends be threaded shape, its sectional area compared with First vertical muscle (3-1), the second vertical muscle (3-2) are big;The shape phase of first taper steel bushing (4-1), the second taper steel bushing (4-2) Together.During installation, first the first taper steel bushing (4-1) is threaded togather with the first vertical muscle, the second taper steel bushing (4-2) It is threaded togather with the second vertical muscle, and the second taper steel bushing (4-2) first moves to the direction of the second vertical muscle, then will consumption Can bar member be threadedly coupled with the other end of the first taper steel bushing (4-1), then rotate the second taper steel bushing, to consume energy structure The direction movement of part,
First, combine advantage of both CN105780960A, CN105525679A:The rod that will consume energy is directly vertical with beam Muscle connects, it is not necessary to sets the anchoring piece of power consumption rod again.
Second, the effect of tongue and groove is set on the upper and lower surface of the second beams of concrete (2-2), first, in order to weaken beam-ends Bending rigidity so that plastic hinge is moved on on beams of concrete from cylinder so that power consumption rod power consumption;Second, power consumption rod be arranged on it is upper and lower In the tongue and groove on surface, in order to the installation and replacing of the rod that consumes energy.
3rd, the compressive buckling power consumption of power consumption rod, if the bending deformation of power consumption rod is excessive, concrete can also crush.If The concrete of power consumption rod is connected with beams of concrete, and it, which is crushed, can cause beams of concrete to lose bearing capacity.And the application is to the rod that consumes energy Anti-buckling concrete is not involved in stress, and it crushes and the bearing capacity of beams of concrete will not be had an impact.And in order to mention power consumption The anti-buckling performance of rod, steel plate can be set in the outside of concrete.
4th, power consumption rod and the first vertical muscle, the connection of the second vertical muscle are a difficult points.Power consumption rod and the first vertical muscle pass through first After taper steel bushing is connected through a screw thread, power consumption rod can not be rotated again, and muscle spiral shell is indulged by the second taper steel bushing advance second Line connects, and the second taper steel bushing screws in the second vertical muscle, after consume energy rod and the first taper steel bushing installation, then by the Two taper steel bushings reversely rotate, to cause the second taper steel bushing to be linked together with power consumption rod.
The problem of comparative example one, is:Second taper steel bushing in connection, it is necessary to mobile is in larger distance, and the second cone Shape steel bushing is moved on the second vertical muscle, and therefore, the distance that the second vertical muscle stretches out beams of concrete is also longer.
For above-mentioned deficiency, it is proposed that comparative example two:As shown in figure 3, first, second taper steel bushing is changed to First, the second connection component (5-1,5-2), both structures are identical, and it is made up of two parts:Consume energy rod branch sleeve (5-2- 1) and vertical muscle connecting elements (5-2-2), vertical muscle connecting elements are flanged screwed part, and the inner of flange is equipped with outer end Screw thread, the inner of flange are threadedly coupled with the first or second vertical muscle, outer end and the power consumption rod branch sleeve (5-2-1) of flange The inner threaded connection.During installation, power consumption bar member is first connected with the first vertical muscle, when the bar member that consumes energy is connected with the second vertical muscle, First power consumption rod branch sleeve (5-2-1) is threadedly coupled, vertical muscle connecting elements (5-2-2) is rotated on the second vertical muscle in advance, After the rod that consumes energy is in place, vertical muscle connecting elements (5-2-2) is rotated to power consumption rod direction so that vertical muscle connecting elements (5-2-2) Flange links together with power consumption rod branch sleeve (5-2-1), until power consumption rod branch sleeve (5-2-1) encounters vertical muscle connection structure The gear conjunction portion of part (5-2-2).
The advantages of comparative example two, is that the bar member that will consume energy is arranged to 2 components with what the second vertical muscle was threadedly coupled, can Greatly facilitate the installation of power consumption rod.But during experiment, find:The end of the stretching of first vertical muscle and the second vertical muscle has There is flexing phenomenon.
Comparative example three:As illustrated in figures 4-5, it is installed with vertical plate in the upper and lower tongue and groove of the second beams of concrete (2-2) (6-2), in the first short beam (2-1) pre-buried first position-limiting tube (9), its use metal material and protrude from the first short beam (2-1), During installation, the bar member that will consume energy is threadedly coupled with the first connection component (5-1) of the first vertical muscle;In vertical plate (6-2) set with The corresponding through hole (6-3) of second vertical muscle, during installation, power consumption rod branch sleeve (5-2-1) is first screwed in into power consumption bar member first, Then the gear conjunction portion of the second vertical muscle connecting elements (5-2-2) is inserted into through hole (6-3), when the bar member that finally consumes energy positions, will consumed Energy rod branch sleeve (5-2-1) screws out, the threaded connection with the flange of the second vertical muscle connecting elements (5-2-2).Vertical plate (6-2) Through hole (6-3) and the gear conjunction portion of the second vertical muscle connecting elements (5-2-2) do not fix, same design, the company of the first vertical muscle Connected components (5-1) are not also fixed with the first position-limiting tube (9), to cause vertical muscle power transmission to give power consumption bar member.
Embodiment one:Although arriving some improvement of comparative example three by comparative example one, three schemes have one Problem:The part for being exactly required to connection therein screws in back-out.Because above-mentioned part will play transmission " drawing-pressure " load Effect, it is general larger using more closely threaded connection, that is, the dynamics screwed in required for screwing out.On the basis of comparative example three On, how to avoid screwing in back-out, be to continue with improved key point.
The first screwed assembly (10) that power consumption bar member (4) is connected with the first vertical muscle includes:5th branch sleeve (10-1), the 6th branch sleeve (10-2), the 5th branch sleeve (10-1) include third lip, the 4th flange and gear conjunction portion, bag Include third lip, the 4th flange inner has screw thread;Have screw thread on the inside of 6th branch sleeve, its with power consumption bar member (4) and The outside screw connection of 4th flange;During installation, the 5th branch sleeve (10-1) screws in the first reinforcing bar, the 5th branch sleeve (10- 1) third lip enters in the first position-limiting tube (9) until its gear conjunction portion contacts with the first short beam, then by the 6th branch sleeve (10-2) is threaded on the 4th flange of the 5th branch sleeve (10-1), is then threaded in power consumption bar member (4) In 6th branch sleeve (10-2).
The second screwed assembly (7) that power consumption bar member (4) is connected with the second vertical muscle (3-2) includes:First adapter sleeve Cylinder (7-1), the second branch sleeve (7-2), the 3rd branch sleeve (7-3), the 4th branch sleeve (7-4);
4th branch sleeve (7-4) includes the first flange, the second flange and gear conjunction portion, be provided with the inside of the second flange screw thread, And it is inserted into vertical plate (6-2) through hole (6-3), screw thread is arranged with the surfaces externally and internally of the first flange;
The inner surface threaded connection of 3rd branch sleeve (7-3) and the outer surface of the flange of the 4th branch sleeve (7-4);Second connects The end of the inner surface threaded connection power consumption bar member (4) of female connector cylinder (7-2);
The inner surface of first branch sleeve (7-1) is threadedly connected to the second branch sleeve (7-2) and the 3rd branch sleeve (7- 3).During installation, the first branch sleeve is not contacted due to its inner surface with power consumption bar member, it is not necessary to is needed as comparative example 1-3 Sleeve is screwed in and screwed out.
The outer surface of second branch sleeve (7-2) is in step-like, and the inner surface of the first branch sleeve is in step-like.Step is set Meter, it is easy to determine the installation between the part of screwed assembly (7).
The installation steps of power consumption bar member are as follows:First, by the 4th branch sleeve (7-4) through the second vertical muscle (3-2) and Into in through hole (6-3), the 3rd branch sleeve (7-3) is threaded on the flange of the 4th branch sleeve (7-4), by first Adapter sleeve jacket casing (7-1) is enclosed on power consumption bar member (4), and the second branch sleeve (7-2) is connected in the end thread of power consumption rod;The Two, power consumption bar member (4) is connected with the first screwed assembly;3rd, by the first branch sleeve (7-1) and the second adapter sleeve Cylinder (7-2) links together with the 3rd branch sleeve (7-3).
Before power consumption bar member (4) installation, in the vertical plate (6-2) of beams of concrete, and other positions of tongue and groove One layer of elastic fluid of surface mount, installs the first constraint steel plate (8-1) on elastic fluid, and the first constraint steel plate (8-1) includes Bottom plate and both sides vertical plate, after first constraint steel plate (8-1) casting concrete, then by the second constraint steel plate (8-2) and the One constraint steel plate (8-1) connection, to enter row constraint to the anti-buckling concrete for the bar member that consumes energy.This design is similar to anti-bend Song support.
The first short beam (2-1) in embodiment one is identical with the cross-sectional sizes shape of the second beams of concrete (2-2) and uses Rectangle, its depth of section are h, and the length of the first short beam is between 0.5-0.7h, and the length of tongue and groove is between 0.15h-0.3h.On The purpose for stating design is the position for limiting beam-ends plastic hinge, fully to improve the ductility of bean column node.
Embodiment two:As shown in figure 8, the upper and lower sides of the first short beam are also provided with tongue and groove;First vertical muscle and the bar member that consumes energy Connected mode is identical with embodiment one.During using such a design, the length of the first short beam is between 0.7-1.2h, the first short beam And second beams of concrete tongue and groove total length between 0.15h-0.6h.
Embodiment three:The problem of embodiment one, is, casting concrete in tongue and groove, thus causes to consume energy bar member (4) no Easily conversion.For the ease of changing, concrete in tongue and groove is using prefabricated, in order to the replacing of the board member that consumes energy (4).Such as Fig. 9 institutes Show, the both sides of tongue and groove and the second beams of concrete (2-2) it is affixed have block (2-4);In the bottom plate of the first constraint steel plate (8-1) On be connected with screw rod (8-3), be provided with concrete restraining plate outside the power consumption bar member (4) in tongue and groove, the second constraint steel Plate (8-2) is arranged on the outside of concrete restraining plate, and by concrete restraining plate and the second constraint steel plate (8-2) is provided with and spiral shell The corresponding hole of bar (8-3);When mounted, consume energy after bar member installation, the hole of concrete restraining plate corresponded into screw rod, It is positioned in tongue and groove, screw rod (8-3) then uses nut through the surface of the second constraint steel plate (8-2).
The preferred embodiment of present aspect is described in detail above, it is understood that being said having read the above-mentioned of the present invention After awarding content, those skilled in the art can make various changes or modifications to the present invention.These equivalent form of values equally fall into this Shen Please be in the protection domain of appended claims.

Claims (8)

1. a kind of node of column and beam of the anti-buckling energy-consumption component of replacing easy to install, including:Concrete column(1), the second beams of concrete (2-2), concrete column(1)The first short beam is carried for prefabricated and cylinder(2-1), the second beams of concrete(2-2)Also to be prefabricated;The One short beam(2-1)It is embedded with prominent first short beam(2-1)The vertical muscle of the first of end face(3-1), the second beams of concrete(2-2)End Upper and lower side be provided with tongue and groove(2-3), the second beams of concrete(2-2)The second vertical muscle(3-2)Tongue and groove end face is stretched out, first is vertical Muscle(3-1)With the second vertical muscle(3-2)It is mutually corresponding;First vertical muscle(3-1)With the second vertical muscle(3-2)Between be connected with power consumption rod structure Part(4);
It is characterized in that:
In the first short beam(2-1)Interior pre-buried first position-limiting tube(9);
Consume energy bar member(4)With the first vertical muscle(3-1)First screwed assembly of connection(10)Including:5th branch sleeve (10-1), the 6th branch sleeve(10-2), the 5th branch sleeve(10-1)Including third lip, the 4th flange and conjunction portion is kept off, the Three flanges, the 4th flange inner have screw thread;Have screw thread on the inside of 6th branch sleeve, itself and power consumption bar member(4)And the 4th The outside screw connection of flange;
Second beams of concrete(2-2)Vertical plate is set at tongue and groove(6-2);
Consume energy bar member(4)With the second vertical muscle(3-2)Second screwed assembly of connection(7)Including:First branch sleeve(7- 1), the second branch sleeve(7-2), the 3rd branch sleeve(7-3), the 4th branch sleeve(7-4);4th branch sleeve(7- 4)Including the first flange, the second flange and gear conjunction portion, screw thread is provided with the inside of the first flange and the second flange and is indulged with second Muscle(3-2)Connection, the second flange are inserted into vertical plate(6-2)Through hole(6-3), spiral shell is also equipped with the outer surface of the first flange Line;3rd branch sleeve(7-3)Inner surface threaded connection with the 4th branch sleeve(7-4)Flange outer surface;The Two branch sleeves(7-2)Inner surface threaded connection power consumption bar member(4)End;First branch sleeve(7-1)It is interior Thread surface is connected to the second branch sleeve(7-2)And the 3rd branch sleeve(7-3).
A kind of 2. node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 1, it is characterised in that First short beam(2-1)With the second beams of concrete(2-2)Between using Alveolus type or shaped-steel joint connected mode connection.
A kind of 3. node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 1, it is characterised in that the One position-limiting tube(9)For steel pipe, the 5th branch sleeve(10-1)Third lip and the first position-limiting tube(9)Contact surface to be smooth Face.
4. a kind of node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as described in any one of claim 1 or 3, it is special Sign is, in tongue and groove(2-3)Both sides and the second beams of concrete(2-2)Affixed has block(2-4);Steel plate is constrained first (8-1)Bottom plate on be connected with screw rod(8-3), the power consumption bar member in tongue and groove(4)Outside be provided with concrete restraining plate, Second constraint steel plate(8-2)The outside of concrete restraining plate is arranged on, by concrete restraining plate and the second constraint steel plate(8-2) It is provided with and screw rod(8-3)Corresponding hole.
5. a kind of construction method of the node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 1, its It is characterised by:
Installation power consumption bar member(4), its installation steps includes:
First, by the 4th branch sleeve(7-4)Through the second vertical muscle(3-2)And enter through hole(6-3)In, by the 3rd branch sleeve (7-3)It is threaded in the 4th branch sleeve(7-4)Flange on, by the first adapter sleeve jacket casing(7-1)It is enclosed on power consumption bar member (4)On, connect the second branch sleeve in the end thread of power consumption rod(7-2);
Second, by the bar member that consumes energy(4)It is connected with the first screwed assembly;
3rd, by the first branch sleeve(7-1)With the second branch sleeve(7-2)With the 3rd branch sleeve(7-3)Link together.
6. a kind of construction method of the node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 5, its It is characterised by, in power consumption bar member(4)Before installation, in the vertical plate of beams of concrete(6-2), and other positions of tongue and groove One layer of elastic fluid of surface mount, the first constraint steel plate is installed on elastic fluid(8-1), the first constraint steel plate(8-1)Including Bottom plate and both sides vertical plate.
7. a kind of construction method of the node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 5, its It is characterised by, in power consumption bar member(4)After installation, the hole of concrete restraining plate is corresponded into screw rod, is positioned in tongue and groove, spiral shell Bar(8-3)Through the second constraint steel plate(8-2)Surface, then use nut.
8. a kind of construction method of the node of column and beam of the anti-buckling energy-consumption component of replacing easy to install as claimed in claim 5, its It is characterised by, power consumption rod the step of being connected with the first screwed assembly is as follows:First, the 5th branch sleeve(10-1)Screw in the One reinforcing bar, the 5th branch sleeve(10-1)Third lip enters the first position-limiting tube(9)In until its keep off conjunction portion connect with the first short beam Touch, secondly, by the 6th branch sleeve(10-2)It is threaded in the 5th branch sleeve(10-1)The 4th flange on, finally, will Consume energy bar member(4)It is threaded in the 6th branch sleeve(10-2)It is interior.
CN201710810371.XA 2017-09-09 2017-09-09 The node of column and beam and its construction method of the anti-buckling energy-consumption component of replacement easy to install CN107401219B (en)

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CN106499247A (en) * 2016-10-21 2017-03-15 东南大学 The replaceable power consumption coupling assembly of assembling frame beam-to-column joint
CN106759879A (en) * 2016-12-12 2017-05-31 福州大学 Precast prestressed concrete frame is from rehabilitation energy dissipation node and its construction method

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JP2012207389A (en) * 2011-03-29 2012-10-25 Fujita Corp Seismic strengthening construction method for existing building
CN104088375A (en) * 2014-06-19 2014-10-08 北京工业大学 Buckling restriction steel bar structure
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