CN110258785A - A kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation - Google Patents
A kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation Download PDFInfo
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- CN110258785A CN110258785A CN201910643327.3A CN201910643327A CN110258785A CN 110258785 A CN110258785 A CN 110258785A CN 201910643327 A CN201910643327 A CN 201910643327A CN 110258785 A CN110258785 A CN 110258785A
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- 239000004567 concrete Substances 0.000 title claims abstract description 64
- 238000005265 energy consumption Methods 0.000 title claims abstract description 52
- 238000000926 separation method Methods 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 114
- 239000010959 steel Substances 0.000 claims abstract description 114
- 230000002787 reinforcement Effects 0.000 claims abstract description 12
- 239000003351 stiffener Substances 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- 210000003205 muscle Anatomy 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 11
- 238000010008 shearing Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 9
- 238000011084 recovery Methods 0.000 abstract description 4
- 238000005067 remediation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 229920005549 butyl rubber Polymers 0.000 description 4
- 239000011178 precast concrete Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Classifications
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- 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
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- 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a kind of assembly concrete beam-energy consumption section combined joints based on curved scissors separation, including assembly concrete beam, energy consumption section, anti-shear steel plate and ribbed stiffener, the assembly concrete beam includes longitudinal reinforcement and closed stirrup, position is provided with built-in fitting in the assembly concrete girder span, the longitudinal reinforcement is arranged symmetrically on four angles of assembly concrete beam, the closed stirrup vertical equidistant placement of reinforcing bar surrounding along longitudinal direction.Assembly concrete beam energy consumption section connecting node based on curved scissors separation, shearing suffered in connecting node and moment of flexure can be separated, effectively reduce or avoid the damage of concrete and node, so that this kind of novel connection node will not still give birth to damage after the big shake deformation of experience, only component is surrendered or destroyed and is occurred in energy consumption section, have many advantages, such as anti-seismic performance is strong, bearing capacity is high, stress is clear, assembly and after remediation efficiency is high and shake function can fast quick-recovery, to realize considerable economic benefit.
Description
Technical field
The present invention relates to assembled arthitecutral structure technical field, specially a kind of assembly concrete based on curved scissors separation
Beam-energy consumption section combined joint.
Background technique
Full assembly concrete frame structure is mainly by precast concrete beam, precast concrete column and full precast floor slab group
At, be attached between precast concrete beam and precast concrete column partially or completely through dry type node, have assembly effect
The advantages that rate is high, the construction period is short, industrialization degree is high, be meet building industrialization development trend dominance structure system it
One.However, the rotational stiffness of beam column dry type connecting node is weaker, so that integrally-built anti-side rigidity is limited, it is unfavorable in height
It is used in layer building structure.In addition, function fast restoration capabilities after the anti-seismic performance and shake of full assembly concrete frame structure
It is poor, so that this kind of structure be caused to be extremely restricted in use.
Function fast restoration capabilities after the anti-seismic performance and shake of current country's pay attention to day by day building structure.Y shape accentric support
Structural system is the good structural system of functional rehabilitation ability after a kind of anti-seismic performance and shake, passes through energy consumption section consumption under geological process
Inputted energy is dissipated, effective protection main structure is not damaged, and destruction is focusing only in energy consumption section.Based on this, by Y
Shape Eccentric Steel Brace is introduced into full prefabricated concrete structure system, can effectively be solved smaller caused by beam column rotational stiffness
The weak problem of anti-side rigidity, and the energy inputted by section dissipation earthquake motion of consuming energy, protect assembly concrete frame structure
Do not occur to damage or destroy, thus make proposed structural system that there is functional rehabilitation ability after good anti-seismic performance and shake,
So that it is adapted with current aseismic fortification objects.
However, to guarantee the damage of full assembly concrete frame-Eccentric Steel Brace structural system under geological process or breaking
Bad to occur over just energy consumption section, anti-seismic performance of the assembly concrete beam energy consumption section connecting node under moment of flexure and shearing action is to close
One of key problem.For this purpose, proposing a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation, there is antidetonation
Performance is strong, bearing capacity is high, stress is clear, assembly and after remediation efficiency is high and shake function can fast quick-recovery the advantages that.It is contemplated that knot
When structure meets with geological process, by the passed to connecting node of energy consumption section moment of flexure and shear respectively by wearing high-strength bolt and T shape
Shear key undertakes, and stress is clear, and guarantees that any destruction or damage do not occur for node, and corresponding construction is made to realize that damage is focusing only on
On dissipative member.Based on this, this creation proposes a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of assembly concrete beam-energy consumptions based on curved scissors separation
Section combined joint, solve assembly concrete beam with bearing capacity in energy consumption section connecting node is insufficient, assembly efficiency is low and shakes
Big problem is damaged afterwards.
To achieve the above object, the invention provides the following technical scheme: a kind of assembly concrete based on curved scissors separation
Beam-energy consumption section combined joint, including assembly concrete beam, energy consumption section, anti-shear steel plate and ribbed stiffener, the assembly concrete
Beam includes longitudinal reinforcement and closed stirrup, and position is provided with built-in fitting, the longitudinal reinforcement in the assembly concrete girder span
It is arranged symmetrically on four angles of assembly concrete beam, the closed stirrup vertical equidistant placement of reinforcing bar surrounding along longitudinal direction is described
Using binding connection, extended end plate I and extended end plate II, institute is respectively set in the energy consumption section both ends for longitudinal reinforcement and closed stirrup
It states ribbed stiffener and is symmetricly set on energy consumption section span centre web two sides, be provided with bolt hole III, the built-in fitting packet on the extended end plate I
Pre-embedded steel slab I, pre-embedded steel slab II, embedded sleeve barrel, T-connecting piece and low-elasticity-modulus gasket are included, is provided with bolt on the pre-embedded steel slab I
Hole I, is provided with bolt hole II on the pre-embedded steel slab II, the embedded sleeve barrel both ends respectively with pre-embedded steel slab I and pre-embedded steel slab II
Be welded to connect, the anti-shear steel plate is arranged in both ends of the pre-embedded steel slab I far from embedded sleeve barrel side, the anti-shear steel plate with it is pre-buried
Steel plate I is connected using three face weld all arounds, and the T-connecting piece includes horizontal steel plate and vertical steel plate, and the T-connecting piece setting exists
Pre-embedded steel slab I leans on embedded sleeve barrel side, and the horizontal steel plate and pre-embedded steel slab I are welded to connect, I two sides of the pre-embedded steel slab setting
There is the low-elasticity-modulus gasket of 3mm thickness, II two sides of pre-embedded steel slab are provided with the low-elasticity-modulus gasket of 3mm thickness, I He of pre-embedded steel slab
Pre-embedded steel slab II respectively with assembly concrete beam flush, the assembly concrete beam and energy consumption section between by pair
It wears high-strength bolt to connect with nut, is provided with butyl rubber gasket between nut and pre-embedded steel slab when installation.
Preferably, the assembly concrete beam is connected with assembly concrete column by the way of integral cast-in-situ, described
The extended end plate II of energy consumption section is welded and connected with bracing members.
Preferably, the pre-embedded steel slab I is overlapped with the center of extended end plate I, and the setting of extended end plate I is controlling 2 pieces
Between anti-shear steel plate, I length of extended end plate is equal with 2 pieces of anti-shear steel plate spacing.
Preferably, the embedded sleeve barrel, bolt hole I, bolt hole II and III diameter of bolt hole are equal, and compare wear it is high-strength
The big 2mm of screw diameter, the embedded sleeve barrel, bolt hole I, bolt hole II and the center coincidence to high-strength bolt is worn.
Preferably, the horizontal steel plate in the T-connecting piece and energy consumption section edge of a wing uniform thickness, the horizontal steel plate setting are consuming
On the extended line of the energy section edge of a wing, the vertical steel plate is overlapped with the center of horizontal steel plate.
The present invention provides a kind of assembly concrete beam-energy consumption section combined joints based on curved scissors separation.Have following
The utility model has the advantages that
Assembly concrete beam energy consumption section connecting node based on curved scissors separation, by assembly concrete girder span
Built-in fitting is set, and energy consumption section, T-connecting piece, anti-shear steel plate, steel bushing, low-elasticity-modulus gasket, butyl rubber gasket and to wearing
Screw rod is used cooperatively, and is used so as to will consume energy section and assembly concrete beam and is connect to wearing high-strength bolt, passes through setting
The low-elasticity-modulus gasket of 3mm thickness, may make and flat contact does not occur under shearing action between pre-embedded steel slab and concrete, anti-by being arranged
Energy consumption section shearing can be all transferred on T-connecting piece by shear-steel plate, and it is straight to wear high-strength bolt by setting steel bushing diameter comparison
Diameter is greater than 2mm, and avoidable high-strength bolt undertakes shearing and only bending moment acts on.It, can be by shearing suffered in connecting node based on this
It is separated with moment of flexure, effectively reduces or avoid the damage of concrete and node, so that this kind of novel connection node is big in experience
Shake will not still give birth to damage after deforming, and only component be surrendered or destroyed generation in energy consumption section, the strong, bearing capacity with anti-seismic performance
It is high, stress is clear, assembly and after remediation efficiency is high and shake function can fast quick-recovery the advantages that, to realize considerable economic effect
Benefit.
Detailed description of the invention
Fig. 1 is assembled combining structure schematic diagram of the present invention,
Fig. 2 is a kind of assembly concrete beam-energy consumption section combined joint schematic diagram based on curved scissors separation,
Fig. 3 is the assembly concrete beam schematic diagram of the invention with built-in fitting,
Fig. 4 is present invention energy consumption section schematic diagram,
Fig. 5 is built-in fitting schematic diagram of the present invention,
Fig. 6 is enlarged drawing at the A of node diagram 2 of the present invention,
Fig. 7 is the B-B sectional view of Fig. 2 of the present invention,
Fig. 8 is the C-C sectional view of Fig. 2 of the present invention,
Fig. 9 is the D-D sectional view of Fig. 2 of the present invention,
Figure 10 is the E-E sectional view of Fig. 2 of the present invention,
Figure 11 is I plan view of pre-embedded steel slab of the present invention,
Figure 12 is II plan view of pre-embedded steel slab of the present invention,
Figure 13 is T-connecting piece schematic diagram of the present invention.
In figure: 1, assembly concrete column, 2, assembly concrete beam, 3, energy consumption section, 4, bracing members, 5, pre-embedded steel slab I,
6, pre-embedded steel slab II, 7, embedded sleeve barrel, 8, bolt hole I, 9, bolt hole II, 10, anti-shear steel plate, 11, horizontal steel plate, 12, vertical
Steel plate, 13, low-elasticity-modulus gasket, 14, longitudinal reinforcement, 15, closed stirrup, 16, extended end plate I, 17, extended end plate II, 18, put more energy into
Rib, 19, bolt hole III, 20, to wearing high-strength bolt, 21, nut, 22, butyl rubber gasket.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in figures 1-13, the present invention provides a kind of technical solution: a kind of assembly concrete beam-based on curved scissors separation
Consume energy section combined joint, including assembly concrete beam 2, energy consumption section 3, anti-shear steel plate 10 and ribbed stiffener 18, assembly concrete
Beam 2 includes longitudinal reinforcement 14 and closed stirrup 15, and it is mixed that assembly concrete beam 2 is connected with assembled by the way of integral cast-in-situ
The extended end plate II 17 of solidifying earth pillar 1, energy consumption section 3 is welded and connected with bracing members 4, and 2 span centre position of assembly concrete beam is provided with
Built-in fitting, longitudinal reinforcement 14 are arranged symmetrically on 2 four angles of assembly concrete beam, 14 surrounding of reinforcing bar along longitudinal direction of closed stirrup 15
Extended end plate I is respectively set using binding connection, energy consumption 3 both ends of section in vertical equidistant placement, longitudinal reinforcement 14 and closed stirrup 15
16 and extended end plate II 17, ribbed stiffener 18 is symmetricly set on energy consumption 3 span centre web two sides of section, is provided with bolt on extended end plate I 16
Hole III 19, built-in fitting include pre-embedded steel slab I 5, pre-embedded steel slab II 6, embedded sleeve barrel 7, T-connecting piece and low-elasticity-modulus gasket 13, T shape
Horizontal steel plate 11 and energy consumption 3 edge of a wing uniform thickness of section in connector, the setting of horizontal steel plate 11 are erected on energy consumption 3 edge of a wing extended line of section
It is overlapped to steel plate 12 with the center of horizontal steel plate 11, embedded sleeve barrel 7, bolt hole I 8, bolt hole II 9 and III 19 diameter of bolt hole are equal
It is equal, and compare and wear the high-strength bolt big 2mm of 20 diameter, embedded sleeve barrel 7, bolt hole I 8, bolt hole II 9 and to wearing high-strength bolt 20
Center be overlapped, pre-embedded steel slab I 5 is overlapped with the center of extended end plate I 16, and extended end plate I 16, which is arranged, is controlling 2 pieces of anti-shear steel plates
Between 10, I 16 length of extended end plate is equal with 2 pieces of 10 spacing of anti-shear steel plate, and bolt hole I 8, pre-buried steel are provided on pre-embedded steel slab I 5
Bolt hole II 9 is provided on plate II 6,7 both ends of embedded sleeve barrel are welded to connect with pre-embedded steel slab I 5 and pre-embedded steel slab II 6 respectively, shearing resistance
Both ends of the pre-embedded steel slab I 5 far from 7 side of embedded sleeve barrel are arranged in steel plate 10, and anti-shear steel plate 10 and pre-embedded steel slab I 5 use three faces
Weld all around connection, T-connecting piece include horizontal steel plate 11 and vertical steel plate 12, and T-connecting piece setting is in pre-embedded steel slab I 5 by pre-buried
7 side of sleeve, horizontal steel plate 11 and pre-embedded steel slab I 5 are welded to connect, and I 5 two sides of pre-embedded steel slab are provided with the low-elasticity-modulus pad of 3mm thickness
Piece 13, II 6 two sides of pre-embedded steel slab are provided with the low-elasticity-modulus gasket 13 of 3mm thickness, pre-embedded steel slab I 5 and pre-embedded steel slab II 6 respectively with
2 flush of assembly concrete beam, by wearing high-strength bolt 20 and nut between assembly concrete beam 2 and energy consumption section 3
21 connections, are provided with butyl rubber gasket 22 between nut 21 and pre-embedded steel slab when installation.
In use, first T-connecting piece and anti-shear steel plate 10 are welded on pre-embedded steel slab I 5, and bolt hole II 9 will be provided with
Pre-embedded steel slab I 5, be provided with bolt hole I 8 pre-embedded steel slab II 6 and embedded sleeve barrel 7 be welded to connect, then in I 5 He of pre-embedded steel slab
The low-elasticity-modulus gasket 13 of 3mm thickness is respectively set in II 6 both ends of pre-embedded steel slab, and the span centre for being embedded in assembly concrete beam 2 is specified
Position.Longitudinal reinforcement 14 and closed stirrup 15, and casting concrete are set in assembly concrete beam 2.It is being formed with pre-buried
After the assembly concrete beam of part, anti-shear steel plate 10 of the pre-embedded steel slab I 5 far from II 6 side of pre-embedded steel slab is arranged in energy consumption section 3
Between, and by wear high-strength bolt 20 connect.When structure meet with geological process when, due to energy consumption section 3 and pre-embedded steel slab I 5 it
Between be provided with anti-shear steel plate 10, there is at node shearing all to pass through anti-shear steel plate 10 and pass to T shape shear key through pre-embedded steel slab I 5
On, and pre-embedded steel slab I 5 and II 6 both ends of pre-embedded steel slab are provided with the low-elasticity-modulus gasket 13 of 3mm thickness, can effectively avoid by shearing institute
Extruding between the steel plate and concrete of generation.In addition, 2mm smaller than the diameter of embedded sleeve barrel 7 to high-strength bolt 20 is worn, it is ensured that high
Strong screw rod 20 is subjected only to moment of flexure and is not subject to shearing action, and the connecting node of curved scissors fraction is consequently formed, so that this kind new
Type connecting node will not still give birth to damage after experience greatly shake deformation, only component is surrendered or destroyed generation in energy consumption section, have
Anti-seismic performance is strong, bearing capacity is high, stress is clear, assembly and after remediation efficiency is high and shake function can fast quick-recovery the advantages that, thus
Realize considerable economic benefit.The content being not described in detail in this specification simultaneously belongs to professional and technical personnel in the field's public affairs
The prior art known.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation, it is characterised in that: mixed including assembled
Solidifying Tu Liang (2), energy consumption section (3), anti-shear steel plate (10) and ribbed stiffener (18), the assembly concrete beam (2) include longitudinal steel
Muscle (14) and closed stirrup (15), assembly concrete beam (2) the span centre position are provided with built-in fitting, the longitudinal reinforcement
(14) it is arranged symmetrically on (2) four angles of assembly concrete beam, reinforcing bar (14) surrounding is perpendicular along longitudinal direction for the closed stirrup (15)
To equidistant placement, using binding connection, energy consumption section (3) both ends are set respectively for the longitudinal reinforcement (14) and closed stirrup (15)
Extended end plate I (16) and extended end plate II (17) are set, the ribbed stiffener (18) is symmetricly set on energy consumption section (3) span centre web two
Side is provided with bolt hole III (19) on the extended end plate I (16), and the built-in fitting includes pre-embedded steel slab I (5), pre-embedded steel slab II
(6), embedded sleeve barrel (7), T-connecting piece and low-elasticity-modulus gasket (13) are provided with bolt hole I (8), institute on the pre-embedded steel slab I (5)
State and be provided with bolt hole II (9) on pre-embedded steel slab II (6), embedded sleeve barrel (7) both ends respectively with pre-embedded steel slab I (5) and pre-buried
Steel plate II (6) is welded to connect, and two far from embedded sleeve barrel (7) side in pre-embedded steel slab I (5) are arranged in the anti-shear steel plate (10)
End, the anti-shear steel plate (10) are connect with pre-embedded steel slab I (5) using three face weld all arounds, and the T-connecting piece includes horizontal steel plate
(11) and vertical steel plate (12), the T-connecting piece setting lean on embedded sleeve barrel (7) side, the level in pre-embedded steel slab I (5)
Steel plate (11) and pre-embedded steel slab I (5) are welded to connect, and pre-embedded steel slab I (5) two sides are provided with the low-elasticity-modulus gasket of 3mm thickness
(13), pre-embedded steel slab II (6) two sides are provided with the low-elasticity-modulus gasket (13) of 3mm thickness, the pre-embedded steel slab I (5) and pre-buried
Steel plate II (6) respectively with assembly concrete beam (2) flush, the assembly concrete beam (2) and energy consumption section (3) it
Between by connecting to wearing high-strength bolt (20) and nut (21), be provided with butyl between nut (21) and pre-embedded steel slab during installation
Rubber sheet gasket (22).
2. a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation according to claim 1, special
Sign is: the assembly concrete beam (2) is connected with assembly concrete column (1), the consumption by the way of integral cast-in-situ
The extended end plate II (17) of energy section (3) is welded and connected with bracing members (4).
3. a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation according to claim 1, special
Sign is: the pre-embedded steel slab I (5) is overlapped with the center of extended end plate I (16), and extended end plate I (16) setting is in left and right 2
Between block anti-shear steel plate (10), extended end plate I (16) length is equal with 2 pieces of anti-shear steel plate (10) spacing.
4. a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation according to claim 1, special
Sign is: the embedded sleeve barrel (7), bolt hole I (8), bolt hole II (9) and bolt hole III (19) diameter are equal, and are compared
Wear high-strength bolt (20) big 2mm of diameter, the embedded sleeve barrel (7), bolt hole I (8), bolt hole II (9) and to wearing high-strength bolt
(20) center is overlapped.
5. a kind of assembly concrete beam-energy consumption section combined joint based on curved scissors separation according to claim 1, special
Sign is: horizontal steel plate (11) and energy consumption section (3) edge of a wing uniform thickness in the T-connecting piece, horizontal steel plate (11) setting
On energy consumption section (3) edge of a wing extended line, the vertical steel plate (12) is overlapped with the center of horizontal steel plate (11).
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| CN201910643327.3A CN110258785B (en) | 2019-07-17 | 2019-07-17 | Assembled concrete beam-energy consumption section combined node based on bending-shearing separation |
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| CN201910643327.3A CN110258785B (en) | 2019-07-17 | 2019-07-17 | Assembled concrete beam-energy consumption section combined node based on bending-shearing separation |
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| CN110258785B CN110258785B (en) | 2023-12-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305466A (en) * | 2019-11-14 | 2020-06-19 | 佛山科学技术学院 | Corrosion-resistant stainless steel concrete beam |
| CN112942679A (en) * | 2021-01-29 | 2021-06-11 | 重庆大学 | Precast concrete frame beam capable of realizing standardization and construction method thereof |
| CN115387537A (en) * | 2022-09-13 | 2022-11-25 | 傅银新 | Frame beam structure |
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| CN112942679A (en) * | 2021-01-29 | 2021-06-11 | 重庆大学 | Precast concrete frame beam capable of realizing standardization and construction method thereof |
| CN112942679B (en) * | 2021-01-29 | 2023-01-17 | 重庆大学 | Precast concrete frame beam capable of realizing standardization and construction method thereof |
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