CN108331177A - The installation fixed structure and construction fixing means of steel reinforced concrete connector and perforation reinforcing bar - Google Patents
The installation fixed structure and construction fixing means of steel reinforced concrete connector and perforation reinforcing bar Download PDFInfo
- Publication number
- CN108331177A CN108331177A CN201810050457.1A CN201810050457A CN108331177A CN 108331177 A CN108331177 A CN 108331177A CN 201810050457 A CN201810050457 A CN 201810050457A CN 108331177 A CN108331177 A CN 108331177A
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- hole
- reinforcing bar
- reinforced concrete
- supporting rod
- steel reinforced
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 88
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 88
- 239000010959 steel Substances 0.000 title claims abstract description 88
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 75
- 238000009434 installation Methods 0.000 title claims abstract description 22
- 238000010276 construction Methods 0.000 title claims abstract description 18
- 239000004567 concrete Substances 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 238000010008 shearing Methods 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 9
- 239000011148 porous material Substances 0.000 claims description 9
- 210000003205 muscle Anatomy 0.000 claims 2
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 239000004540 pour-on Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
-
- 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
- E04B2001/4192—Connecting devices specially adapted for embedding in concrete or masonry attached to concrete reinforcing elements, e.g. rods or wires
Abstract
The present invention provides the installation fixed structures and construction fixing means of a kind of steel reinforced concrete connector and perforation reinforcing bar, wherein, it includes substrate to install fixed structure, steel reinforced concrete connector, perforation reinforcing bar and concrete layer, several steel reinforced concrete connectors for playing shearing resistance force effect are intervally arranged on substrate, through-hole is offered on each steel reinforced concrete connector, through-hole on adjacent steel mixed connection fitting communicates, perforation reinforcing bar is arranged in by through-hole on steel reinforced concrete connector successively, the inner wall of each through-hole is equipped with device for positioning and supporting for support perforation reinforcing bar, entire perforation reinforcing bar is arranged in the center of each through-hole by device for positioning and supporting, concrete layer pour on entire substrate and cover all steel reinforced concrete connectors and perforation reinforcing bar.The present invention solves the problems, such as perforation reinforcement installation how is accurately and efficiently located in its trepanning center of perforated plate connector, and further increases the shearing strength, rigidity and fatigue behaviour of entire fixed structure.
Description
Technical field
The invention belongs to technical field of civil engineering, are related to a kind of installation fixed structure of steel reinforced concrete connector and perforation reinforcing bar
And construction fixing means.
Background technology
In recent years, steel-concrete combined structure is widely used in because it can give full play to the advantage of two kinds of materials
During civil structure is built.
In composite structure, need to arrange shear connector on the faying face of steel-concrete to resist the shearing between interface
And reduce Relative sliding.In construction, steel reinforced concrete connector (can be described as perforated plate connector or PBL shear connectors in this application) is logical
It crosses trepanning on the steel plate and coordinates perforation reinforcing bar to form the structure of similar pin in concrete in this, as resistance load
Shear connector, to reach the technique effect of enhancing shearing strength, rigidity and fatigue behaviour, so, in technology requirement,
The perforation reinforcing bar worn can must be correctly passed through trepanning center to play optimum performance after mounting.
In Practical Project construction, the generally transverse multiple perforated plate connectors of arrangement on the faying face of steel-concrete, due to
The length of perforation reinforcing bar is larger, thus is not easy the position fixed to trepanning center, and the position for reinforcing bar of perforating largely influences
To the shearing strength, rigidity and ductility of steel reinforced concrete connector.
Specifically, when perforation reinforcing bar is located at trepanning center, perforation concrete is in triaxial stress state, under the state
Regional extent it is larger, also, perforate reinforcing bar can give full play of shearing resistance effect, meanwhile, shearing strength, the rigidity of connector
It is preferable with ductility；When perforation reinforcing bar is closer or far from stress edge, perforation reinforcing bar is easy to cut too early or can not participate in resisting to cut
Power declines so as to cause the ductility and intensity of connector.
Therefore, it is necessary to propose it is a kind of perforation reinforcing bar device for positioning and securing to ensure the mechanical property of steel reinforced concrete connector.
Invention content
To overcome the defects of present in the prior art, a kind of installation fixed knot of steel reinforced concrete connector and perforation reinforcing bar is now provided
Structure and construction fixing means, to solve how accurately and efficiently perforation reinforcement installation to be located in perforated plate connector its trepanning
The problem of heart, and further increase the shearing strength, rigidity and fatigue behaviour of entire fixed structure.
To achieve the above object, solution of the invention is：
The installation fixed structure of a kind of steel reinforced concrete connector and perforation reinforcing bar is provided first, including substrate, steel reinforced concrete connector, is worn
Hole reinforcing bar and concrete layer, several steel reinforced concrete connectors for playing shearing resistance force effect are intervally arranged on the substrate, often
Through-hole is offered on a steel reinforced concrete connector, the through-hole on the adjacent steel reinforced concrete connector communicates, the perforation reinforcing bar
It is arranged in successively on the steel reinforced concrete connector by the through-hole, the inner wall of each through-hole is equipped with device for positioning and supporting for branch
The perforation reinforcing bar is supportted, the entire perforation reinforcing bar is arranged in the center of each through-hole by the device for positioning and supporting,
The concrete layer is poured on the entire substrate and covering all steel reinforced concrete connectors and the perforation reinforcing bar.
Preferably, the device for positioning and supporting includes upper supporting surface and bottom support surface, and the bottom support surface is on described
Supporting surface is recessed and then forms card slot, and the device for positioning and supporting is inserted in the inner wall lower edge of the through-hole by the card slot,
The perforation reinforcing bar is supported on the center on the upper supporting surface and then positioned at the through-hole.
Preferably, the bottom support surface is equipped with anti-dropout chassis, and the anti-dropout chassis extends radially out the institute of the through-hole
It states the both ends of hole wall and then is held on the two sides of the steel reinforced concrete connector.
Preferably, the device for positioning and supporting is in the trapezoidal or fan-shaped skeleton structure of class and then includes upper curved support
Bar, arc lower supporting rod, radial strut, axial supporting rod and hole wall supporting rod, the upper arc support rod are located at described
The outer edge of upper supporting surface, the arc lower supporting rod are located at the outer edge of the bottom support surface, and the radial strut is affixed
Between the upper arc support rod and the arc lower supporting rod, the axial direction supporting rod is fixed in positioned at the upper supporting surface
On the two neighboring upper arc support rod between, the hole wall supporting rod is fixed in two neighboring on same radial section
Between the radial strut, the length of the axial direction supporting rod and the hole wall supporting rod is more than the hole wall thickness of the through-hole
Degree has clearance space, and then the hole wall supporting rod between the fixed position and the bottom support surface of the hole wall supporting rod
It is enclosed the card slot with the arc lower supporting rod, extends radially out the arc lower supporting rod outside the through-hole as institute
State anti-dropout chassis, on hole wall they sup-port hole wall described in the hypomere of the through-hole, the arc lower supporting rod card
On the two sides of the steel reinforced concrete connector outside the through-hole.
Preferably, the axial supporting rod is mutually parallel with the hole wall supporting rod and parallel spacing adds the perforation
The radius of reinforcing bar is equal to the expansion radian of the pore radius of the through-hole, the upper arc support rod and the arc lower supporting rod
More than 90 ° and it is less than 180 °.
In order to which above-mentioned purpose is better achieved, the present invention also provides the constructions of a kind of steel reinforced concrete connector and perforation reinforcing bar to fix
Method includes the following steps：
Offer includes substrate, steel reinforced concrete connector, perforation reinforcing bar and concrete layer；
Several steel reinforced concrete connectors for playing shearing resistance force effect are intervally arranged on the substrate, and each described
Through-hole is offered on steel reinforced concrete connector, the through-hole on the adjacent steel reinforced concrete connector need to be made to communicate；
The inner wall of each through-hole is equipped with device for positioning and supporting for supporting the perforation reinforcing bar；
The perforation reinforcing bar is arranged in by the through-hole on the steel reinforced concrete connector successively；
By reinforcing bar of perforating described in the device for positioning and supporting one by one limited support so that the entire perforation reinforcing bar is worn
In the center of each through-hole；
The concrete layer is poured on the entire substrate and covering all steel reinforced concrete connectors and described wear
Hole reinforcing bar.
Preferably, setting includes the following steps using the device for positioning and supporting：
Upper supporting surface and bottom support surface are respectively set on the device for positioning and supporting；
The bottom support surface is recessed to the upper supporting surface and then forms card slot；
The device for positioning and supporting is inserted in the inner wall lower edge of the through-hole by the card slot；
The perforation reinforcing bar is supported on the upper supporting surface and then is arranged in the center of the through-hole.
Preferably, the setting application device for positioning and supporting is further comprising the steps of：
Anti-dropout chassis is set in the bottom support surface, the anti-dropout chassis is extended radially out to the hole of the through-hole
The both ends of wall are clamped on the two sides of the steel reinforced concrete connector in turn.
Preferably, specifically setting includes the following steps using the device for positioning and supporting in practice of construction：
Using in the trapezoidal or fan-shaped skeleton structure of class, as the device for positioning and supporting, the device for positioning and supporting is specific
Including upper arc support rod, arc lower supporting rod, radial strut, axial supporting rod and hole wall supporting rod；
The upper arc support rod is set to the outer edge of the upper supporting surface, the arc lower supporting rod is located at described
The outer edge of bottom support surface, by the radial strut be fixed in the upper arc support rod and the arc lower supporting rod it
Between, the axial supporting rod is fixed between the two neighboring upper arc support rod on the upper supporting surface, it will
The hole wall supporting rod is fixed between the two neighboring radial strut on same radial section, by the axial support
The length of bar and the hole wall supporting rod is set greater than the pore wall thickness of the through-hole, by the fixation of the hole wall supporting rod
Clearance space is formed between position and the bottom support surface, and then is enclosed by the hole wall supporting rod and the arc lower supporting rod
Conjunction forms the card slot, using the arc lower supporting rod extended radially out outside the through-hole as the anti-dropout chassis, by institute
Hole wall they sup-port is stated on the hole wall described in the hypomere of the through-hole, the arc lower supporting rod is arranged in outside the through-hole
On the two sides of the steel reinforced concrete connector in portion.
Preferably, further comprising the steps of when the setting application axial supporting rod is with the hole wall supporting rod：
The axial supporting rod both is mutually parallel with the hole wall supporting rod and is ensured described in parallel spacing adds
The radius of perforation reinforcing bar is equal to the pore radius of the through-hole, by the exhibition of the upper arc support rod and the arc lower supporting rod
Open arc degree is set greater than 90 ° and is less than 180 °.
The advantageous effect of installation fixed structure of steel reinforced concrete connector of the present invention and reinforcing bar of perforating includes：
1) steel reinforced concrete connector is used to support determining for perforation reinforcing bar before arrangement perforates reinforcing bar by being installed at each circular hole
Position support device, makes perforation reinforcing bar accurately be arranged in center of circular hole position, ensure that the shear behavior of connector.
2) central angle that device for positioning and supporting is unfolded is less than 180 °, and total path length of device for positioning and supporting is straight less than circular hole
Diameter makes device for positioning and supporting that need not can be manually installed into circular hole hole wall by other tools, and avoids other reinforcing bars mistake
Penetrate the device for positioning and supporting so that installation operation is easy, and construction efficiency is high.
3) length of radial strut be more than perforation rebar surface to through-hole hole wall distance, meanwhile, anti-dropout chassis with
Hole wall supporting rod forms the card slot being recessed inwardly, to make entire device for positioning and supporting reliablely and stablely plug mounted on hole wall
On, and effectively prevent perforate reinforcing bar and pour, vibrated concrete when device for positioning and supporting shake or fall.
4) central angle that device for positioning and supporting is unfolded is more than 90 °, keeps rod piece spacing larger, aggregate easily enters
In circular hole, the mechanical property of circular hole inner concrete ensure that.
5) device for positioning and supporting is in fan-shaped circular arc and concentric with through-hole, in this way, institute may when mounted for device for positioning and supporting
The angular error of generation does not just interfere with the positioning of perforation reinforcing bar, needs precisely to adjust positioning support dress repeatedly when avoiding installation
The position set.
Description of the drawings
Fig. 1 is the whole schematic cross-sectional view of steel reinforced concrete connector of the present invention and reinforcement installation fixed structure of perforating；
Fig. 2 is the enlarged structure schematic diagram corresponding to single device for positioning and supporting in Fig. 1；
Fig. 3 is encloses schematic diagram under the enlarged structure shown its non-installation condition corresponding to a-quadrant dotted line in Fig. 1；
Fig. 4 is encloses after the enlarged structure shown its installation schematic diagram under state corresponding to a-quadrant dotted line in Fig. 1.
Specific implementation mode
The present invention is further illustrated below in conjunction with the embodiment shown in that figure.
In conjunction with shown in Fig. 1 and Fig. 2, present invention firstly provides the installation fixed knots of a kind of steel reinforced concrete connector and perforation reinforcing bar
Structure, including substrate 2, steel reinforced concrete connector 3, perforation reinforcing bar 5 and concrete layer 6, several steel reinforced concretes for playing shearing resistance force effect
Connector 3 is intervally arranged on the substrate 2, offering through-hole 4 on each steel reinforced concrete connector 3, and the adjacent steel reinforced concrete connects
The through-hole 4 on fitting 3 communicates, and the perforation reinforcing bar 5 is arranged in by the through-hole 4 on the steel reinforced concrete connector 3 successively,
The inner wall of each through-hole 4 is equipped with device for positioning and supporting 1 for supporting the perforation reinforcing bar 5, the entire perforation reinforcing bar 5 to pass through
The device for positioning and supporting 1 is arranged in the center of each through-hole 4, and the concrete layer 6 is poured on the entire substrate 2
And cover all steel reinforced concrete connectors 3 and the perforation reinforcing bar 5.
Coordinate shown in Fig. 3 and Fig. 4, specifically：
The device for positioning and supporting 1 includes upper supporting surface 90 and bottom support surface 92, and the bottom support surface 92 is on described
Supporting surface 90 is recessed and then forms card slot 99, and the device for positioning and supporting 1 is inserted in by the card slot 99 in the through-hole 4
Wall lower edge, the perforation reinforcing bar 5 are supported on the center on the upper supporting surface 90 and then positioned at the through-hole 4.The lower support
An anti-dropout chassis can be arranged in face 92, and the anti-dropout chassis extends radially out the both ends of the hole wall of the through-hole 4 and then presss from both sides
It is held on the two sides of the steel reinforced concrete connector 3.
Preferably, the device for positioning and supporting 1 is in the trapezoidal or fan-shaped skeleton structure of class, which may be used
It is made with certain rigid engineering material, which includes upper arc support rod 7, arc lower supporting rod 10, radial branch
Strut 9, axial supporting rod 8 and hole wall supporting rod 11, the upper arc support rod 7 are located at the outside of the upper supporting surface 90
Edge, the arc lower supporting rod 10 are located at the outer edge of the bottom support surface 92, and the radial strut 9 is fixed in the upper arc
Between shape supporting rod 7 and the arc lower supporting rod 10, the axial direction supporting rod 8 is fixed on the upper supporting surface 90
Between the two neighboring upper arc support rod 7, the hole wall supporting rod 11 is fixed in two neighboring on same radial section
Between the radial strut 9, the length of the axial direction supporting rod 8 and the hole wall supporting rod 11 is more than the through-hole 4
Pore wall thickness has clearance space between the fixed position and the bottom support surface 92 of the hole wall supporting rod 11, and then described
Hole wall supporting rod 11 is enclosed the card slot 99 with the arc lower supporting rod 10, extends radially out described outside the through-hole 4
Arc lower supporting rod 10 is used as the anti-dropout chassis, the hole wall supporting rod 11 to be supported in hole described in the hypomere of the through-hole 4
On wall, the arc lower supporting rod 10 is arranged on the two sides of the steel reinforced concrete connector 3 outside the through-hole 4.
Preferably, the axial supporting rod 8 is mutually parallel with the hole wall supporting rod 11 and parallel spacing is plus described
The radius of perforation reinforcing bar 5 is equal to the pore radius of the through-hole 4, the upper arc support rod 7 and the arc lower supporting rod 10
Expansion radian be more than 90 ° and be less than 180 °.
After with above structure feature, the present invention can be implemented by following procedure：
In composite structure, steel construction motherboard 2 is combined integral common stress with concrete slab 6 by steel reinforced concrete connector 3.
Steel reinforced concrete connector 3 is that circular hole 4 is opened up on plain plate, and setting perforation reinforcing bar 5 is vertically welded on steel construction motherboard 2.It is main logical
The concrete 6 and perforation reinforcing bar 5 crossed in circular hole 4 resist shearing.Shearing strength, rigidity and the ductility of steel reinforced concrete connector 3 are perforated
Position of the reinforcing bar 5 in circular hole 4 influences.The fixing device 1 of the present invention is mounted at 4 hole wall of circular hole of steel reinforced concrete connector 3, makes to wear
Hole reinforcing bar 5 can be fixed on the middle position of circular hole 4, can ensure the shear behavior of steel reinforced concrete connector 3.
The specific constructive form of fixing device 1：
As shown in Fig. 2, fixing device 1 includes upper fixing groove, steel support pole 8, the radial direction being made of upper arch steel 7
Supporter 9, the anti-dropout supporter being made of arc lower reinforcing bar 10 and hole wall supporting rod 11 form.Reinforcing bar fixing groove 7,
Radial support body 9 and anti-dropout supporter include front and back two panels, and space is formed by steel support pole 8 and the connection of hole wall supporting rod 11
Structure.Reinforcing bar fixing groove 7 and steel support pole 8 form position portion, and perforation reinforcing bar 5 is fixed on circular hole center.Anti-dropout branch
Support body and hole wall supporting rod 11 form groove, so that fixing device 1 is stably mounted to the hole wall of circular hole 4, prevent fixing device 1 from falling
It falls.Radial support body 9 is that fixing device 1 provides support, and overall structure is made to stablize.
The step of in-site installation, specifically includes：
In the application of actual connector, by that will perforate, the diameter of reinforcing bar 5 and the diameter in opened hole 4 are set as being adapted to
It is consistent and uneconomical, while nor quite reasonable in stress, thus, the aperture of the through-hole 4 opened will than perforate reinforcing bar 5 than
Greatly.
As shown in figure 3, fixing device 1 is put into along Circularhole diameter in each circular hole 4 first, then by fixing device 1
It moves vertically downwards, so that hole wall supporting rod 11 and the hole wall of circular hole 4 is contacted, anti-dropout supporter is in the both sides of steel reinforced concrete connector 3；
Perforation reinforcing bar 5 is penetrated into circular hole 4, is placed in reinforcing bar fixing groove 7 and steel support pole 8；It installs as shown in figure 4, perforating
Reinforcing bar 5 is fixed on the center of circular hole 4.
In addition, it should be noted that the difference of opening diameter and bar diameter in hole, is an absolute figure, it is directly
Influence the size of radial strut.Thus, the length of supporting rod 9 should be greater than perforation 5 edge of reinforcing bar to 4 hole wall edge of through-hole away from
From.
After completing above-mentioned implementation process, the following characteristics of the present invention should be able to be embodied：
Present invention can ensure that the shear behavior of steel reinforced concrete connector, in-site installation is convenient, influenced by construction error it is smaller, can
It is widely used in steel performance engineering.
This hair can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiment without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments,
Those skilled in the art's announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be in this hairs
Within bright protection domain.
Claims (10)
1. the installation fixed structure of a kind of steel reinforced concrete connector and perforation reinforcing bar, it is characterised in that：Including substrate, steel reinforced concrete connector,
It perforates reinforcing bar and concrete layer, several steel reinforced concrete connectors for playing shearing resistance force effect are intervally arranged on the substrate,
Through-hole is offered on each steel reinforced concrete connector, the through-hole on the adjacent steel reinforced concrete connector communicates, the perforation steel
Muscle is arranged in by the through-hole on the steel reinforced concrete connector successively, the inner wall of each through-hole be equipped with device for positioning and supporting for
The perforation reinforcing bar is supported, the entire perforation reinforcing bar is arranged in by the device for positioning and supporting in each through-hole
The heart, the concrete layer are poured on the entire substrate and covering all steel reinforced concrete connectors and the perforation reinforcing bar.
2. the installation fixed structure of steel reinforced concrete connector according to claim 1 and perforation reinforcing bar, it is characterised in that：It is described fixed
Position support device includes upper supporting surface and bottom support surface, and the bottom support surface is recessed to the upper supporting surface and then forms card
Slot, the device for positioning and supporting are inserted in the inner wall lower edge of the through-hole by the card slot, and the perforation reinforcing bar is supported on institute
State the center on supporting surface and then positioned at the through-hole.
3. the installation fixed structure of steel reinforced concrete connector according to claim 2 and perforation reinforcing bar, it is characterised in that：Under described
Supporting surface is equipped with anti-dropout chassis, and the anti-dropout chassis extends radially out the both ends of the hole wall of the through-hole and then is held on
On the two sides of the steel reinforced concrete connector.
4. the installation fixed structure of steel reinforced concrete connector according to claim 3 and perforation reinforcing bar, it is characterised in that：It is described fixed
Position support device is to be propped up in the trapezoidal or fan-shaped skeleton structure of class and then including upper arc support rod, arc lower supporting rod, radial direction
Strut, axial supporting rod and hole wall supporting rod, the upper arc support rod is located at the outer edge of the upper supporting surface, under described
Arc support rod is located at the outer edge of the bottom support surface, the radial strut be fixed in the upper arc support rod with it is described
Between arc lower supporting rod, the axial direction supporting rod is fixed in the two neighboring upper arc branch on the upper supporting surface
Between strut, the hole wall supporting rod is fixed between the two neighboring radial strut on same radial section, described
The length of axial supporting rod and the hole wall supporting rod is more than the pore wall thickness of the through-hole, the fixation of the hole wall supporting rod
There is clearance space, and then the hole wall supporting rod encloses shape with the arc lower supporting rod between position and the bottom support surface
At the card slot, the arc lower supporting rod outside the through-hole is extended radially out as the anti-dropout chassis, the hole wall branch
Strut is supported on hole wall described in the hypomere of the through-hole, and the arc lower supporting rod is arranged in the steel outside the through-hole
On the two sides of mixed connection fitting.
5. the installation fixed structure of steel reinforced concrete connector according to claim 4 and perforation reinforcing bar, it is characterised in that：The axis
It is mutually parallel to supporting rod with the hole wall supporting rod and parallel spacing is equal to described lead to plus the radius of the perforation reinforcing bar
The expansion radian of the pore radius in hole, the upper arc support rod and the arc lower supporting rod is more than 90 ° and is less than 180 °.
6. the construction fixing means of a kind of steel reinforced concrete connector and perforation reinforcing bar, which is characterized in that include the following steps：
Offer includes substrate, steel reinforced concrete connector, perforation reinforcing bar and concrete layer；
Several steel reinforced concrete connectors for playing shearing resistance force effect are intervally arranged on the substrate, and in each steel reinforced concrete
Through-hole is offered on connector, and the through-hole on the adjacent steel reinforced concrete connector need to be made to communicate；
The inner wall of each through-hole is equipped with device for positioning and supporting for supporting the perforation reinforcing bar；
The perforation reinforcing bar is arranged in by the through-hole on the steel reinforced concrete connector successively；
By reinforcing bar of perforating described in the device for positioning and supporting one by one limited support so that the entire perforation reinforcing bar is arranged in often
The center of a through-hole；
The concrete layer is poured on the entire substrate and covering all steel reinforced concrete connectors and the perforation steel
Muscle.
7. the construction fixing means of steel reinforced concrete connector according to claim 6 and perforation reinforcing bar, which is characterized in that setting is answered
Included the following steps with the device for positioning and supporting：
Upper supporting surface and bottom support surface are respectively set on the device for positioning and supporting；
The bottom support surface is recessed to the upper supporting surface and then forms card slot；
The device for positioning and supporting is inserted in the inner wall lower edge of the through-hole by the card slot；
The perforation reinforcing bar is supported on the upper supporting surface and then is arranged in the center of the through-hole.
8. the construction fixing means of steel reinforced concrete connector according to claim 7 and perforation reinforcing bar, which is characterized in that setting is answered
It is further comprising the steps of with the device for positioning and supporting：
Anti-dropout chassis is set in the bottom support surface, the anti-dropout chassis is extended radially out to the hole wall of the through-hole
Both ends are clamped on the two sides of the steel reinforced concrete connector in turn.
9. the construction fixing means of steel reinforced concrete connector according to claim 8 and perforation reinforcing bar, which is characterized in that constructing
In specifically setting include the following steps using the device for positioning and supporting：
Using in the trapezoidal or fan-shaped skeleton structure of class, as the device for positioning and supporting, the device for positioning and supporting specifically includes
Upper arc support rod, arc lower supporting rod, radial strut, axial supporting rod and hole wall supporting rod；
The upper arc support rod is set to the outer edge of the upper supporting surface, the arc lower supporting rod is located at the lower branch
The radial strut is fixed between the upper arc support rod and the arc lower supporting rod by the outer edge in support face, will
The axial direction supporting rod is fixed between the two neighboring upper arc support rod on the upper supporting surface, by the hole
Wall supporting rod is fixed between the two neighboring radial strut on same radial section, by the axial supporting rod and
The length of the hole wall supporting rod is set greater than the pore wall thickness of the through-hole, by the fixed position of the hole wall supporting rod with
Clearance space is formed between the bottom support surface, and then is enclosed by the hole wall supporting rod and the arc lower supporting rod
The card slot, using the arc lower supporting rod extended radially out outside the through-hole as the anti-dropout chassis, by the hole wall
They sup-port is on the hole wall described in the hypomere of the through-hole, the institute arc lower supporting rod being arranged in outside the through-hole
On the two sides for stating steel reinforced concrete connector.
10. the construction fixing means of steel reinforced concrete connector according to claim 9 and perforation reinforcing bar, which is characterized in that setting
It is further comprising the steps of when setting using the axial supporting rod with the hole wall supporting rod：
The axial supporting rod is mutually parallel with the hole wall supporting rod and ensures the parallel spacing of the two plus the perforation
The radius of reinforcing bar is equal to the pore radius of the through-hole, by the upper arc support rod and the expansion arc of the arc lower supporting rod
Degree is set greater than 90 ° and is less than 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050457.1A CN108331177B (en) | 2018-01-18 | 2018-01-18 | Mounting and fixing structure and construction and fixing method for reinforced concrete connecting piece and perforated steel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050457.1A CN108331177B (en) | 2018-01-18 | 2018-01-18 | Mounting and fixing structure and construction and fixing method for reinforced concrete connecting piece and perforated steel bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108331177A true CN108331177A (en) | 2018-07-27 |
| CN108331177B CN108331177B (en) | 2020-06-19 |
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ID=62925239
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810050457.1A Active CN108331177B (en) | 2018-01-18 | 2018-01-18 | Mounting and fixing structure and construction and fixing method for reinforced concrete connecting piece and perforated steel bar |
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| CN (1) | CN108331177B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067312A (en) * | 2019-05-30 | 2019-07-30 | 清华大学 | Perforated panel shear connector and its processing method |
| CN114370057A (en) * | 2020-10-14 | 2022-04-19 | 上海承雨新材料科技有限公司 | Metal concrete foundation without form removal |
| CN114991318A (en) * | 2022-06-13 | 2022-09-02 | 中国化学工程第十一建设有限公司 | Connecting device, steel concrete structure and steel concrete structure installation method |
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