CN107100081A - A kind of Sarasota crossbeam installs supporting construction - Google Patents
A kind of Sarasota crossbeam installs supporting construction Download PDFInfo
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- CN107100081A CN107100081A CN201710449887.6A CN201710449887A CN107100081A CN 107100081 A CN107100081 A CN 107100081A CN 201710449887 A CN201710449887 A CN 201710449887A CN 107100081 A CN107100081 A CN 107100081A
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- tower body
- rod iron
- hole
- bar
- installation base
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention belongs to building field, and in particular to a kind of Sarasota crossbeam installs supporting construction.Including the fastener inserts being embedded in advance in the tower body of Sarasota, with pre-buried part abutting joint in the support component on tower body, for the connection component for being fixedly connected with support component with fastener inserts；Fastener inserts include erecting pre- be embedded on tower body medial surface and the pre-embedded steel slab with exposed mounting surface, the steel pipe goed deep into tower body perpendicular to tower body medial surface and pre-embedded steel slab plate face；Support component includes the installation base plate set with pre-embedded steel slab veneer, perpendicular to the top plate being fixed on installation base plate, is mutually perpendicular to the ribbed stiffener of connected some parallel arrangements two-by-two with installation base plate and top bracing plate|.The application is by setting the load-bearing rod iron and correction rod iron of different thicknesses to undertake gravity and the eccentric power produced that top is handed down respectively.While the more balanced stability of power for by the distribution beam at top be transmitted on top plate after reasonable distribution is surely also more preferable, and installation and assembling are also more convenient.
Description
Technical field
The invention belongs to building field, and in particular to a kind of Sarasota crossbeam installs supporting construction.
Background technology
Because the beam height on Sarasota is higher, heavier, when building, existing mode is using floor stand, construction branch
Frame is supported and builds crossbeam above again, and striking again after crossbeam completion, the material of this method consumption is relatively more, installation at high altitude amount
Than larger, security risk is higher.Now also there are some to be built by the way of corbels support, right existing corbels support intensity
It is low, and easily loosen, support strength is inadequate, and needing for portion support in actual use goes Auxiliary support.And existing bracket
Support strength is low, easily collapses, once no security protection that collapses will result in serious accident.
The content of the invention
The purpose of the present invention is to provide a kind of Sarasota crossbeam regarding to the issue above to install supporting construction.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of Sarasota crossbeam installs supporting construction, including the fastener inserts being embedded in advance in the tower body of Sarasota, is docked with pre-buried part
The support component on the tower body is installed on, for the connection component for being fixedly connected with support component with fastener inserts；It is described pre-
Embedded component includes erecting the pre- pre-embedded steel slab for being embedded on tower body medial surface and having exposed mounting surface, perpendicular to tower body medial surface
And the steel pipe that pre-embedded steel slab plate face is goed deep into the tower body；The support component includes the peace set with the pre-embedded steel slab veneer
Substrate is filled, perpendicular to the top plate being fixed on installation base plate, is mutually perpendicular to two-by-two with the installation base plate and top bracing plate| connected
The ribbed stiffener of some parallel arrangements；The correspondence steel pipe tube chamber is offered and tube chamber on the pre-embedded steel slab and the installation base plate
Correspondence on correction hole, the tower body is also correspondingly provided with the bearing hole communicated, the pre-embedded steel slab and the installation base plate described
Correction hole is again provided with the preformed hole through the tower body；The connection component, which includes running through, is inserted in the pre-embedded steel slab and institute
State bearing hole and steel pipe on installation base plate it is intraluminal and at least adjacent to installation base plate one end beyond the installation base plate
Load-bearing rod iron, is inserted on the preformed hole and correction hole and two ends exceeds the correction rod iron of the tower body, the load-bearing rod iron
Diameter, which is more than at the top of the correction rod iron, the top plate, is additionally provided with distribution beam.
The application by set the load-bearing rod iron and correction rod iron of different thicknesses undertake respectively the gravity that hands down of top with
And the eccentric power produced, substantially increase beef tendon bearing capacity and stability.Reasonable distribution is carried out by the distribution beam at top simultaneously
The more balanced stability of power being transmitted to afterwards on top plate is surely also more preferable, and installation and assembling are also more convenient.
The sleeve part of insertion correspondence size in preformed hole during installation on tower body, then inserts the set by correction rod iron again
In pipe fitting.
Wherein load-bearing rod iron from energy-conservation, bearing capacity and it is easy for installation in terms of consideration can select diameter in 110-
140mm rod iron, the same optional 28-48 mm of correction rod iron screw-thread steel.
Preferably, the installation base plate upper end, which exceeds, is provided with one group between the top plate, at least adjacent ribbed stiffener
Connection component, every group of adjunction component include at least one load-bearing rod iron, at least two be respectively arranged on above the load-bearing rod iron and
Correction rod iron, at least one correction rod iron exceeded positioned at the installation base plate in the top plate portion of lower section.
The setting of said structure mode make it that bracket intensity is higher, and structure is more stable.
Preferably, the correction rod iron is fining twisted steel, and stretches out the two ends of tower body and be bolted with and be pressed against the tower
Nut on the outside of body and on installation base plate；The side of the pre-embedded steel slab towards tower body is laid with some pre- be embedded in tower body
Auxiliary power reinforcing bar, is located at least in the top and the auxiliary power reinforcing bar positioned at bottom gos deep into one end of the tower body provided with reinforcement
Tension hook.
Auxiliary power reinforcing bar can greatly enhance between pre-embedded steel slab and tower body laboriously firmness, and the support for improving whole bracket is strong
Degree, while strengthening tension hook sets that to further increase auxiliary power reinforcing bar painstaking in tower body, during design or by the top most
The auxiliary power of upper level position is end reinforced to be folded upward at being formed reinforcement tension hook, bottom be extreme lower position auxiliary power it is end reinforced to
Under be bent to form reinforcement tension hook.
Preferably, be arranged with outside the steel pipe it is pre-buried in the spring steel bar in the tower body, it is at least adjacent described to put more energy into
Stiffener is also vertically fixed between rib.
Stiffener further increases the intensity of bracket, prevents bracket parallel to falling apart on plate face direction of putting more energy into.
Preferably, the one end of the spring steel bar away from pre-embedded steel slab is connected with the steel pipe, and spring steel bar is at least
Connect with two nearest auxiliary power reinforcement weldings being located at respectively above and below steel pipe or wear.
Spring steel bar enhances the intensity of concrete on the tower body of steel pipe periphery, to improve bearing capacity of the steel pipe in stress,
Auxiliary positioning also is carried out to steel pipe when pre-buried simultaneously, steel pipe is positioned when also allowing for pre-buried with auxiliary power bar connecting, and enters one
Step improves steel pipe edged intensity, improves the support force to load-bearing rod iron.
Preferably, the ribbed stiffener both sides are respectively provided with the stiffener of one group of connection component and 1-4 piece parallel arrangements, at least
It is located on each stiffener between two ribbed stiffeners and is accordingly easily installed the vertically arranged of load-bearing rod iron provided with bottom opening
A word length through hole.
Because stiffener is welded in advance, and load-bearing rod iron and correction rod iron are installed after being, and due to load-bearing rod iron
Relatively thick, so stiffener may cause the inaccurate inconvenience of slot when plugging, the application uses the setting of a word length through hole, is easy to
Load-bearing rod iron is adjusted and plugged, situation is plugged while also allowing for observing load-bearing rod iron.
Preferably, the distribution beam top shelf is provided with Bailey beam, the Bailey beam is provided with bowl button support, the distribution
Side in beam two bottom sides at least towards installation base plate, which is provided with, raised on the engaging portion that exceeds, the top plate is provided with that have can be embedding
Enter the scarfing unit of the caulking groove of the engaging portion.
The application is easy for location and installation distribution beam by the setting one of engaging portion and scarfing unit, prevents it from installing and making
Displacement during causes potential safety hazard, and two be to prevent distribution beam from excessively keeping to the side to bump against correction rod iron, also influence distribution beam
Contact surface between Bailey beam, it is ensured that Full connected Bailey beam at the top of distribution beam, stress equalization, is difficult deflection, and stability is good.
Parallel arrangement in several same levels is also reserved with preferably, being located on the tower body below the steel pipe
Insurance hole, the insurance for being less than insurance hole aperture provided with diameter in the insurance hole sticks up bar, and the insurance, which is stuck up bar and included, is in
Interior spacing section and outer support section of knuckle connection, and knuckle position is in the insurance hole, the outer support section top is located at
The top plate bottom, the outer support section middle part connects the load-bearing rod iron by the bar being arranged on the load-bearing rod iron.
Preferably, the bar is coaxially disposed with the load-bearing rod iron, and through the load-bearing rod iron and from tower body
Outside is passed, and the outer support section is bolted with anticreep provided with the through hole being socketed on the bar, the outer support section two ends
Bolt.
The application sticks up the setting of bar by insuring in case of emergency, can be risen when such as bracket avalanche or shaping stress and deformation
To a safety effect, after such as bracket avalanche, continue to support because outer support section can withstand top plate, and due to interior spacing during design
Integrally and in knuckle connection between section and outer support section, outer support section stress is to pressure, and interior spacing section then in the fulcrum of knuckle position
Upwarped under effect, so as to form stronger levers support.Simultaneously because outer support section connects with the bar being arranged on load-bearing rod iron
Connect, so as to ensure that the bracket part such as load-bearing rod iron and other installation base plates all sticks up pole spacing by insurance and lives not resulting in high-altitude
Fall the security incident of thing.It is also prevented from installation process, Bailey beam, bowl button support and the crossbeam built in building collapse rapidly, also give
Buffering repairs the time adjusted to workman one in time, can also continue to complete building for crossbeam on top after trimming.One word length
Through hole more preferably can be used for sticking up bar by insurance again.
Preferably, it is described correction rod iron and bar on beyond the tower body Outboard Sections up and down correspond to offer it is anti-bias
Hole, is equipped with an anti-drop rod, the outer support section top is articulated with the top plate bottom, described outer up and down on corresponding anti-bias hole
Through hole on supporting section is a word through hole, and the bar has external screw thread, and the load-bearing rod iron has what is be spirally connected with the bar
The secondary protection chain for being also fixed with and being connected with the Bailey beam on bar is stuck up in internal thread, the insurance, and the interior of bar is stuck up in the insurance
The anti-fall off chain being piercing on the outside of the tower body is fixed with spacing section, institute's anti-fall off chain outer end is installed with diameter more than on the tower body
Aperture bore for the through hole that passes the anti-fall off chain runs proof.
Anti-drop rod one is positioned, and two be that only other more multi-parts are created a diversion by a part, correction rod iron and bar
Loose or dislocation is difficult, using safer.The setting of one word through hole cause section to outer support one under fall space so that guarantee insurance
The main hard point for sticking up bar on spacing section, also reduces the pressure at nominal conditions to bar, ensured again in insurance hole
Insurance is stuck up bar and not fallen off.The setting of secondary protection chain further ensures the security that whole bracket is used, i.e., whole in bracket
Individual framework and insurance stick up bar it is all ineffective when, the Bailey beam that can also fall under the pulling by secondary protection chain,
Using safer.It is also true by anti-fall off chain and the design run proof and protection chain is attached to the knuckle position of insurance chain
Spacing section will not deviate from from hole in protecting, and security is higher.
Bar is stuck up in insurance can also design in vertical bar shape, be equally hinged on top with top plate bottom, and bottom straight cutting enters correspondence on tower body
The inclined hole of setting, equally may also set up secondary protection chain, run proof, anti-fall off chain.
In summary, the invention has the advantages that：
1st, the application by set the load-bearing rod iron and correction rod iron of different thicknesses undertake respectively the gravity that hands down of top and
The power that bias is produced, substantially increases beef tendon bearing capacity and stability.Carried out simultaneously by the distribution beam at top after reasonable distribution
The more balanced stability of power being transmitted on top plate is surely also more preferable, and installation and assembling are also more convenient.Ensureing high intensity simultaneously
On the premise of supportive and stability, the application further improves security further through multiple security structure, and reduction risk is also anticipated
Taste, which, reduces cost budgeting.
2nd, the application is simple in construction, it is not necessary to which support support in addition, easy to process, cost is low.
Brief description of the drawings
Fig. 1 is the application structural representation one；
Fig. 2 is the application structural representation two；
Fig. 3 is to stick up bar the application structural representation with insurance；
Fig. 4 is the application structural representation coordinated with overall tower body.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Embodiment one：
A kind of Sarasota crossbeam installs supporting construction, including the fastener inserts being embedded in advance in the tower body 1 of Sarasota, is docked with pre-buried part
The support component on the tower body is installed on, for the connection component for being fixedly connected with support component with fastener inserts；It is described pre-
Embedded component includes erecting the pre- pre-embedded steel slab 2 for being embedded on tower body medial surface and having exposed mounting surface 21, in tower body
The steel pipe 3 that side and pre-embedded steel slab plate face are goed deep into the tower body；The support component includes setting with the pre-embedded steel slab veneer
The installation base plate 4 put, perpendicular to the top plate 5 being fixed on installation base plate, mutually hangs down two-by-two with the installation base plate and top bracing plate|
The ribbed stiffener 6 for some parallel arrangements being directly connected；The correspondence steel pipe tube chamber is opened on the pre-embedded steel slab and the installation base plate
Provided with the bearing hole communicated with tube chamber, correction hole, the tower body are also correspondingly provided with the pre-embedded steel slab and the installation base plate
The upper correspondence correction hole is again provided with the preformed hole through the tower body；The connection component includes described pre- through being inserted in
Bury steel plate and bearing hole and steel pipe on the installation base plate it is intraluminal and at least adjacent to installation base plate one end beyond described
The load-bearing rod iron 7 of installation base plate, is inserted on the preformed hole and correction hole and two ends exceeds the correction rod iron 8 of the tower body,
The load-bearing rod iron diameter, which is more than at the top of the correction rod iron, the top plate, is additionally provided with distribution beam 51.
The application by set the load-bearing rod iron and correction rod iron of different thicknesses undertake respectively the gravity that hands down of top with
And the eccentric power produced, substantially increase beef tendon bearing capacity and stability.Reasonable distribution is carried out by the distribution beam at top simultaneously
The more balanced stability of power being transmitted to afterwards on top plate is surely also more preferable, and installation and assembling are also more convenient.
The sleeve part of insertion correspondence size in preformed hole during installation on tower body, then inserts the set by correction rod iron again
In pipe fitting.
Wherein load-bearing rod iron from energy-conservation, bearing capacity and it is easy for installation in terms of consideration can select diameter in 110-
140mm rod iron, the same optional 28-48 mm of correction rod iron screw-thread steel.Load-bearing rod iron selects 120mm in the present embodiment
Rod iron, correction rod iron in height difference point, positioned at highest order rod iron rod i.e. be located at installation base plate exceed the top plate portion
The rod iron of selection 40mm on point, remaining can select the thin 32mm rod irons of some.
The installation base plate upper end exceeds provided with one group of connection component between the top plate, at least adjacent ribbed stiffener,
Every group of connection component is respectively arranged on the correction above and below the load-bearing rod iron including at least one load-bearing rod iron, at least two
Rod iron, at least one correction rod iron exceeded positioned at the installation base plate in the top plate portion.
The setting of said structure mode make it that bracket intensity is higher, and structure is more stable.The present embodiment includes four groups of connections
Structure, the correction steel that every group of connection component is respectively arranged on above and below the load-bearing rod iron including a load-bearing rod iron, two
Rod, a correction rod iron positioned at the installation base plate in the top plate portion.
The correction rod iron is fining twisted steel, and stretches out the two ends of tower body and be bolted with and be pressed against on the outside of the tower body and install
Nut on substrate；The side of the pre-embedded steel slab towards tower body is laid with some pre- auxiliary power reinforcing bars 22 being embedded in tower body, extremely
It is located at the top less and the auxiliary power reinforcing bar positioned at bottom gos deep into one end of the tower body provided with reinforcement tension hook 23.
Auxiliary power reinforcing bar can greatly enhance between pre-embedded steel slab and tower body laboriously firmness, and the support for improving whole bracket is strong
Degree, while strengthening tension hook sets that to further increase auxiliary power reinforcing bar painstaking in tower body, during design or by the top most
The auxiliary power of upper level position is end reinforced to be folded upward at being formed reinforcement tension hook, bottom be extreme lower position auxiliary power it is end reinforced to
Under be bent to form reinforcement tension hook.
Be arranged with outside the steel pipe it is pre-buried between the spring steel bar 9 in the tower body, at least adjacent ribbed stiffener also
Vertically it is fixed with stiffener 91.
Stiffener further increases the intensity of bracket, prevents bracket parallel to falling apart on plate face direction of putting more energy into.
The one end of the spring steel bar away from pre-embedded steel slab is connected with the steel pipe, and spring steel bar at least with being located at respectively
Two above and below steel pipe nearest auxiliary power reinforcement weldings or wear connect.
Spring steel bar enhances the intensity of concrete on the tower body of steel pipe periphery, to improve bearing capacity of the steel pipe in stress,
Auxiliary positioning also is carried out to steel pipe when pre-buried simultaneously, steel pipe is positioned when also allowing for pre-buried with auxiliary power bar connecting, and enters one
Step improves steel pipe edged intensity, improves the support force to load-bearing rod iron.
The ribbed stiffener both sides are respectively provided with the stiffener of one group of connection component and 2 parallel arrangements, are at least located in two and add
Accordingly lead on each stiffener between strength rib provided with the open vertically arranged word length for being easily installed load-bearing rod iron in bottom
Hole 911.
Because stiffener is welded in advance, and load-bearing rod iron and correction rod iron are installed after being, and due to load-bearing rod iron
Relatively thick, so stiffener may cause the inaccurate inconvenience of slot when plugging, the application uses the setting of a word length through hole, is easy to
Load-bearing rod iron is adjusted and plugged, situation is plugged while also allowing for observing load-bearing rod iron.
The distribution beam top shelf is provided with Bailey beam 111, and the Bailey beam is provided with bowl button support 112, the crossbeam of Sarasota
Built on bowl button support.Side in the distribution beam two bottom sides at least towards installation base plate is provided with the engaging portion exceeded
511, it is raised on the top plate to be provided with the scarfing unit 52 with the caulking groove that be embedded in the engaging portion.
The application is easy for location and installation distribution beam by the setting one of engaging portion and scarfing unit, prevents it from installing and making
Displacement during causes potential safety hazard, and two be to prevent distribution beam from excessively keeping to the side to bump against correction rod iron, also influence distribution beam
Contact surface between Bailey beam, it is ensured that Full connected Bailey beam at the top of distribution beam, stress equalization, is difficult deflection, and stability is good.
In the present embodiment distribution beam be respectively have up and down a steel plate and between further through erect steel plate connection hollow beam, top plate
Above fixed to set installing plate, distribution beam sets on a mounting board and connected by the bolt for the hollow intracavitary for penetrating distribution beam with installing plate
Connect.
Embodiment two：
It is unlike the embodiments above be on the tower body be located at the steel pipe below be also reserved with several same levels
Bar 12 is stuck up in the insurance for being less than insurance hole aperture provided with diameter in the insurance hole 11 of upper parallel arrangement, the insurance hole, described
Interior spacing section and the outer support section that bar includes connecting in knuckle are stuck up in insurance, and knuckle position is located in the insurance hole, described outer
It is located at the top plate bottom at the top of supporting section, the outer support section middle part is connected by the bar 13 being arranged on the load-bearing rod iron
Connect the load-bearing rod iron.
The bar is coaxially disposed with the load-bearing rod iron, and is passed through the load-bearing rod iron and on the outside of tower body,
The outer support section is bolted with Anti-off bolt provided with the through hole being socketed on the bar, the outer support section two ends.
The application sticks up the setting of bar by insuring in case of emergency, can be risen when such as bracket avalanche or shaping stress and deformation
To a safety effect, after such as bracket avalanche, continue to support because outer support section can withstand top plate, and due to interior spacing during design
Integrally and in knuckle connection between section and outer support section, outer support section stress is to pressure, and interior spacing section then in the fulcrum of knuckle position
Upwarped under effect, so as to form stronger levers support.Simultaneously because outer support section connects with the bar being arranged on load-bearing rod iron
Connect, so as to ensure that the bracket part such as load-bearing rod iron and other installation base plates all sticks up pole spacing by insurance and lives not resulting in high-altitude
Fall the security incident of thing.It is also prevented from installation process, Bailey beam, bowl button support and the crossbeam built in building collapse rapidly, also give
Buffering repairs the time adjusted to workman one in time, can also continue to complete building for crossbeam on top after trimming.
Embodiment three：
It is unlike the embodiments above be in it is described correction rod iron and bar on beyond the tower body Outboard Sections up and down correspond to open
Provided with anti-bias hole, an anti-drop rod 14 is equipped with corresponding anti-bias hole up and down, the outer support section top is articulated with the top plate
Through hole in bottom, outer support section is a word through hole, and the bar has an external screw thread, the load-bearing rod iron have with it is described
The secondary protection chain 15 for being also fixed with and being connected with the Bailey beam on bar is stuck up in the internal thread that bar is spirally connected, the insurance, described
The anti-fall off chain 16 for being fixed with and being piercing on the outside of the tower body on interior spacing section of bar is stuck up in insurance, and institute's anti-fall off chain outer end is installed with diameter
17 are run proof more than the aperture bore for being used to pass the through hole of the anti-fall off chain on the tower body.
Anti-drop rod one is positioned, and two be that only other more multi-parts are created a diversion by a part, correction rod iron and bar
Loose or dislocation is difficult, using safer.The setting of one word through hole cause section to outer support one under fall space so that guarantee insurance
The main hard point for sticking up bar on spacing section, also reduces the pressure at nominal conditions to bar, ensured again in insurance hole
Insurance is stuck up bar and not fallen off.The setting of secondary protection chain further ensures the security that whole bracket is used, i.e., whole in bracket
Individual framework and insurance stick up bar it is all ineffective when, the Bailey beam that can also fall under the pulling by secondary protection chain,
Using safer.It is also true by anti-fall off chain and the design run proof and protection chain is attached to the knuckle position of insurance chain
Spacing section will not deviate from from hole in protecting, and security is higher.
The following is the checking computations data of the bracket according to the application structure setting.
First, steel corbel is checked
The connection load-bearing rod iron checking computations of 3.1 pre-embedded steel slabs
A) rod iron shearing resistance
Rod iron material selection Q345, shearing strength design load 120Mpa.The shearing born by bracket is 1814kN, by bracket structure
Know and born by 4 rod irons, each rod iron bears 453.5kN.
In formula：The shear-carrying capacity design load of-single rod iron；
- single rod iron is cut face number,=1；
The shearing strength design load of-single rod iron；
The diameter of-single high intensity rod iron；
Rod iron shearing resistance, which is met, to be required, safety coefficient 1357.2/453.5=3.0.
B) concrete partial pressing
According to《Code for design of concrete structures》Bearing capacity due to local compression is calculated：
FL=1.35 βCβL fcALn
F in formulaLThe Local Loads or local pressure design load of effect on-local compression face（kN）；
fc - concrete axial compressive strength design load（28.5N/mm2）；
βC- concrete strength influences coefficient（It is 0.94 to look into value）；
βLIntensity during-concrete local compression improves coefficient（2）；
ALn- concrete local compression net area（300×120=36000mm2）；
So：FL=1.35 βCβL fcALn
=1.35×0.94×2×28.5×36000/1000
=2604.0kN >453.5kN
Meet and require, safety coefficient 5.7.
Installation base plate intensity inspection at rod iron is worn to calculate
Meet and require.
Ribbed stiffener weld seam is checked
Ribbed stiffener thickness of slab t=30mm, material Q345, shear strength 120Mpa, using K-type groove penetration weld.Weld seam equal strength design,
Three weld seams are had, every length 1m, weld stress is as follows：
Safety coefficient=12000/1814=6.6.
Bracket web is stiffener Stability Checking
Stiffener local stability is checked
Stiffener height 1000mm, thickness 30mm, ratio of height to thickness is less than 70, stable sexual satisfaction requirement for 33.
Ribbed stiffener is checked
A) bearing stress
Meet and require.
Vertical direction stress
Meet and require.
Fining twisted steel is correction rod iron checking computations
Support bearing diagonal bracket is connected with Sarasota using Ф 32mmPSB930 finish rolling deformed bars and matching nut by pressure-bearing type
Connect, finish rolling deformed bar tensile strength design load is 547Mpa, single finish rolling deformed bar net sectional area：An=804.2mm2。
Distribution beam distance between center line tower arm 0.5m, distribution beam is delivered to the torque that counter-force is produced around rod iron on steel corbel：
M1=1814×0.5=907kN·m。
Pricking the maximum trimming moment of screw-thread steel by 4 essences of the 1st row is：
M21=4×547×804.2/1000×0.63=1109kN·m。
Pricking the maximum trimming moment of screw-thread steel by 4 essences of the 2nd row is：
M22=4××804.2/1000×0.40=447kN·m。
Essence pricks the trimming moment that screw-thread steel is provided：
M2=M21+M22=1109+447=1556kN·m
Safety coefficient is：M2/M1=1556/907=1.72。
Claims (10)
1. a kind of Sarasota crossbeam installs supporting construction, it is characterised in that：Tower body including being embedded in Sarasota in advance（1）Interior pre-buried group
Part, with pre-buried part abutting joint in the support component on the tower body, for support component to be fixedly connected with fastener inserts
Connection component；The fastener inserts include erecting pre- be embedded on tower body medial surface and with exposed mounting surface（21）It is pre-buried
Steel plate（2）, the steel pipe goed deep into perpendicular to tower body medial surface and pre-embedded steel slab plate face in the tower body（3）；The support component bag
Include the installation base plate set with the pre-embedded steel slab veneer（4）, perpendicular to the top plate being fixed on installation base plate（5）, it is and described
Installation base plate and top bracing plate| are mutually perpendicular to the ribbed stiffener of connected some parallel arrangements two-by-two（6）；The pre-embedded steel slab and described
The correspondence steel pipe tube chamber offers the bearing hole communicated with tube chamber, the pre-embedded steel slab and the installation base plate on installation base plate
On be also correspondingly provided with correction hole, the correspondence correction hole is again provided with the preformed hole through the tower body on the tower body；It is described
Connection component include through be inserted in the pre-embedded steel slab and bearing hole and steel pipe on the installation base plate it is intraluminal and
Exceed the load-bearing rod iron of the installation base plate at least adjacent to installation base plate one end（7）, it is inserted on the preformed hole and correction hole
And two ends exceed the correction rod iron of the tower body（8）, the load-bearing rod iron diameter is more than the correction rod iron, the top plate top
It is additionally provided with distribution beam（51）.
2. a kind of Sarasota crossbeam installs supporting construction according to claim 1, it is characterised in that：The installation base plate upper end surpasses
Go out the top plate, provided with one group of connection component between at least adjacent ribbed stiffener, every group of adjunction component is held including at least one
Weight rod iron, at least two be respectively arranged on correction rod iron above and below the load-bearing rod iron, at least one be located at described install
Correction rod iron of the substrate in the top plate portion.
3. a kind of Sarasota crossbeam installs supporting construction according to claim 2, it is characterised in that：The correction rod iron is finish rolling
Screw-thread steel, and the two ends of stretching tower body are bolted with the nut being pressed against on the outside of the tower body and on installation base plate；It is described pre-buried
The side of steel plate towards tower body is laid with some pre- auxiliary power reinforcing bars being embedded in tower body（22）, it is located at least in the top and positioned at most
The auxiliary power reinforcing bar of lower section gos deep into one end of the tower body provided with reinforcement tension hook（23）.
4. a kind of Sarasota crossbeam installs supporting construction according to claim 3, it is characterised in that：It is arranged with outside the steel pipe pre-
It is embedded in the spring steel bar in the tower body（9）, stiffener is also vertically fixed between at least adjacent ribbed stiffener（91）.
5. a kind of Sarasota crossbeam installs supporting construction according to claim 4, it is characterised in that：The spring steel bar is away from pre-
One end of steel plate is buried to be connected with the steel pipe, and spring steel bar is at least nearest be located at respectively above and below steel pipe two
Auxiliary power reinforcement welding or wear connects.
6. a kind of Sarasota crossbeam installs supporting construction according to claim 5, it is characterised in that：The ribbed stiffener both sides are respectively set
There is the stiffener of one group of connection component and 1-4 piece parallel arrangements, be at least located in correspondence on each stiffener between two ribbed stiffeners
Ground is provided with the open vertically arranged word length through hole for being easily installed load-bearing rod iron in bottom（911）.
7. a kind of Sarasota crossbeam installs supporting construction according to claim 1-6 any claims, it is characterised in that：It is described
Distribution beam top shelf is provided with Bailey beam（111）, the Bailey beam is provided with bowl button support（112）, the distribution beam two bottom sides
In be provided with the engaging portion that exceeds at least towards the side of installation base plate（511）, on the top plate it is raised be provided with to have can be embedded in institute
State the scarfing unit of the caulking groove of engaging portion（52）.
8. a kind of Sarasota crossbeam installs supporting construction according to claim 6, it is characterised in that：It is located on the tower body described
The insurance hole of parallel arrangement in several same levels is also reserved with below steel pipe（11）, it is small provided with diameter in the insurance hole
Bar is stuck up in insurance in insurance hole aperture（12）, bar is stuck up in the insurance includes interior spacing section and outer support in knuckle connection
Section, and knuckle position is in the insurance hole, the outer support section top is located in the top plate bottom, the outer support section
Portion passes through the bar that is arranged on the load-bearing rod iron（13）Connect the load-bearing rod iron.
9. a kind of Sarasota crossbeam installs supporting construction according to claim 8, it is characterised in that：The bar and the load-bearing
Rod iron is coaxially disposed, and is passed through the load-bearing rod iron and on the outside of tower body, and the outer support section, which is provided with, is socketed on institute
The through hole on bar is stated, the outer support section two ends are bolted with Anti-off bolt.
10. a kind of Sarasota crossbeam installs supporting construction according to claim 9, it is characterised in that：The correction and is worn rod iron
Corresponded to up and down beyond the tower body Outboard Sections on bar and offer anti-bias hole, be equipped with an anti-drop rod on corresponding anti-bias hole up and down
（14）, the through hole that the outer support section top is articulated with the top plate bottom, the outer support section is a word through hole, described to wear
Bar has an external screw thread, and the load-bearing rod iron has an internal thread being spirally connected with the bar, the insurance stick up also be fixed with bar with
The connected secondary protection chain of the Bailey beam（15）, the insurance, which sticks up to be fixed with interior spacing section of bar, is piercing in the tower body
The anti-fall off chain in outside（16）, institute's anti-fall off chain outer end is installed with diameter more than the through hole for being used to pass the anti-fall off chain on the tower body
Aperture bore run proof（17）.
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| CN201710449887.6A CN107100081B (en) | 2017-06-15 | 2017-06-15 | Cable tower crossbeam installation bearing structure |
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| CN201710449887.6A CN107100081B (en) | 2017-06-15 | 2017-06-15 | Cable tower crossbeam installation bearing structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103965A (en) * | 2018-01-12 | 2018-06-01 | 长沙理工大学 | It is a kind of to reinforce with prestressing force Bailey beam and its construction method |
| CN109267498A (en) * | 2018-11-28 | 2019-01-25 | 中国铁建大桥工程局集团有限公司 | A kind of bridge main tower stull construction method |
| CN109972515A (en) * | 2019-04-20 | 2019-07-05 | 中铁六局集团石家庄铁路建设有限公司 | A kind of cable-stayed bridge steel plate concrete mating type Sarasota micromatic setting and its alignment methods |
| CN111945568A (en) * | 2020-08-11 | 2020-11-17 | 中铁四局集团有限公司 | Temporary limiting structure and method for arc-shaped tower body ultra-wide steel box girder cable-stayed bridge tower beam |
| CN113250082A (en) * | 2021-05-28 | 2021-08-13 | 中铁二十局集团第三工程有限公司 | Construction method of suspension bridge tower column |
| CN114941283A (en) * | 2022-05-31 | 2022-08-26 | 中交路桥建设有限公司 | Bearing bracket |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH560810A5 (en) * | 1972-01-22 | 1975-04-15 | Schreck Philipp | |
| GB1441799A (en) * | 1972-12-08 | 1976-07-07 | Mitsui Shipbuilding Eng | Apparatus for constructing a tower for example for a suspension bridge |
| JPH08284113A (en) * | 1995-04-14 | 1996-10-29 | Takiron Co Ltd | Structure of bridge and constructing method thereof |
| JP2001152464A (en) * | 1999-11-30 | 2001-06-05 | Mitsubishi Heavy Ind Ltd | Concrete-made frame column-beam joint structure |
| CN101838968A (en) * | 2010-05-19 | 2010-09-22 | 中铁二十局集团有限公司 | Double track bridge construction process crossing existing railway operational lines |
| CN201746774U (en) * | 2010-07-27 | 2011-02-16 | 浙江省交通规划设计研究院 | Cable-stayed bridge cable tower anchorage zone steel bracket with assembled anchoring device |
| CN102277838A (en) * | 2011-05-13 | 2011-12-14 | 四川省交通运输厅公路规划勘察设计研究院 | Section steel seismic prevention stop block |
| CN102286925A (en) * | 2011-07-08 | 2011-12-21 | 四川路航建设工程有限责任公司 | Bridge single column pier assembled box bracket system and mounting method thereof |
| CN202144582U (en) * | 2011-07-08 | 2012-02-15 | 四川路航建设工程有限责任公司 | Assembly type box-shaped bracket system for single column pier of bridge |
| CN102505636A (en) * | 2011-10-28 | 2012-06-20 | 中铁十六局集团有限公司 | Construction method of No.0 block of continuous rigid frame bridge of double-thin-wall pier |
| CN202280024U (en) * | 2011-10-28 | 2012-06-20 | 中铁十六局集团有限公司 | No.0 block bracket for continuous rigid frame bridge with two-thin-wall piers |
| CN202323767U (en) * | 2011-11-30 | 2012-07-11 | 成都市市政工程（集团）有限责任公司 | Two-stage run frame in bridge construction |
| CN103290783A (en) * | 2013-06-02 | 2013-09-11 | 福建省华航建设工程有限公司 | Bridge upright supporting bracket |
| CN203593973U (en) * | 2013-12-17 | 2014-05-14 | 中铁十三局集团电务工程有限公司 | Continuous beam long cast-in-site section bracket balancing method construction device |
| KR20140063920A (en) * | 2012-11-18 | 2014-05-28 | 이현우 | The hybrid rahmen structure which is can add prestress on steel girder of horizontal member by gap difference of connection face between vertical member and steel girder of horizontal member |
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
| CN104652251A (en) * | 2015-02-04 | 2015-05-27 | 扬州邗江中科南工结构监测与控制研究中心 | Novel anti-drop-beam device |
| CN205382398U (en) * | 2016-02-25 | 2016-07-13 | 昆明喆凯工程技术有限公司 | Multistage self -destruction energy absorption buffer formula roof beam device of preventing falling |
| CN205954471U (en) * | 2016-07-08 | 2017-02-15 | 柏嘉建设集团有限公司 | Buffering energy -absorbing formula beam falling preventing device |
| CN106758778A (en) * | 2017-01-22 | 2017-05-31 | 重庆交通大学 | The scalable anti-fall beam construction progressively consumed energy |
| CN207159819U (en) * | 2017-06-15 | 2018-03-30 | 中铁十六局集团第三工程有限公司 | A kind of Sarasota crossbeam installs supporting construction |
-
2017
- 2017-06-15 CN CN201710449887.6A patent/CN107100081B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH560810A5 (en) * | 1972-01-22 | 1975-04-15 | Schreck Philipp | |
| GB1441799A (en) * | 1972-12-08 | 1976-07-07 | Mitsui Shipbuilding Eng | Apparatus for constructing a tower for example for a suspension bridge |
| JPH08284113A (en) * | 1995-04-14 | 1996-10-29 | Takiron Co Ltd | Structure of bridge and constructing method thereof |
| JP2001152464A (en) * | 1999-11-30 | 2001-06-05 | Mitsubishi Heavy Ind Ltd | Concrete-made frame column-beam joint structure |
| CN101838968A (en) * | 2010-05-19 | 2010-09-22 | 中铁二十局集团有限公司 | Double track bridge construction process crossing existing railway operational lines |
| CN201746774U (en) * | 2010-07-27 | 2011-02-16 | 浙江省交通规划设计研究院 | Cable-stayed bridge cable tower anchorage zone steel bracket with assembled anchoring device |
| CN102277838A (en) * | 2011-05-13 | 2011-12-14 | 四川省交通运输厅公路规划勘察设计研究院 | Section steel seismic prevention stop block |
| CN102286925A (en) * | 2011-07-08 | 2011-12-21 | 四川路航建设工程有限责任公司 | Bridge single column pier assembled box bracket system and mounting method thereof |
| CN202144582U (en) * | 2011-07-08 | 2012-02-15 | 四川路航建设工程有限责任公司 | Assembly type box-shaped bracket system for single column pier of bridge |
| CN202280024U (en) * | 2011-10-28 | 2012-06-20 | 中铁十六局集团有限公司 | No.0 block bracket for continuous rigid frame bridge with two-thin-wall piers |
| CN102505636A (en) * | 2011-10-28 | 2012-06-20 | 中铁十六局集团有限公司 | Construction method of No.0 block of continuous rigid frame bridge of double-thin-wall pier |
| CN202323767U (en) * | 2011-11-30 | 2012-07-11 | 成都市市政工程（集团）有限责任公司 | Two-stage run frame in bridge construction |
| KR20140063920A (en) * | 2012-11-18 | 2014-05-28 | 이현우 | The hybrid rahmen structure which is can add prestress on steel girder of horizontal member by gap difference of connection face between vertical member and steel girder of horizontal member |
| CN103290783A (en) * | 2013-06-02 | 2013-09-11 | 福建省华航建设工程有限公司 | Bridge upright supporting bracket |
| CN203593973U (en) * | 2013-12-17 | 2014-05-14 | 中铁十三局集团电务工程有限公司 | Continuous beam long cast-in-site section bracket balancing method construction device |
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
| CN104652251A (en) * | 2015-02-04 | 2015-05-27 | 扬州邗江中科南工结构监测与控制研究中心 | Novel anti-drop-beam device |
| CN205382398U (en) * | 2016-02-25 | 2016-07-13 | 昆明喆凯工程技术有限公司 | Multistage self -destruction energy absorption buffer formula roof beam device of preventing falling |
| CN205954471U (en) * | 2016-07-08 | 2017-02-15 | 柏嘉建设集团有限公司 | Buffering energy -absorbing formula beam falling preventing device |
| CN106758778A (en) * | 2017-01-22 | 2017-05-31 | 重庆交通大学 | The scalable anti-fall beam construction progressively consumed energy |
| CN207159819U (en) * | 2017-06-15 | 2018-03-30 | 中铁十六局集团第三工程有限公司 | A kind of Sarasota crossbeam installs supporting construction |
Non-Patent Citations (2)
| Title |
|---|
| 张西磊等: "东扎沟大桥悬浇刚构连续梁0号梁段托架设计" * |
| 田仲超等: "某高速公路跨线桥防落梁处治方案设计" * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103965A (en) * | 2018-01-12 | 2018-06-01 | 长沙理工大学 | It is a kind of to reinforce with prestressing force Bailey beam and its construction method |
| CN108103965B (en) * | 2018-01-12 | 2019-04-09 | 长沙理工大学 | A kind of reinforce uses prestressing force Bailey beam and its construction method |
| CN109267498A (en) * | 2018-11-28 | 2019-01-25 | 中国铁建大桥工程局集团有限公司 | A kind of bridge main tower stull construction method |
| CN109972515A (en) * | 2019-04-20 | 2019-07-05 | 中铁六局集团石家庄铁路建设有限公司 | A kind of cable-stayed bridge steel plate concrete mating type Sarasota micromatic setting and its alignment methods |
| CN111945568A (en) * | 2020-08-11 | 2020-11-17 | 中铁四局集团有限公司 | Temporary limiting structure and method for arc-shaped tower body ultra-wide steel box girder cable-stayed bridge tower beam |
| CN111945568B (en) * | 2020-08-11 | 2022-05-03 | 中铁四局集团有限公司 | Temporary limiting structure and method for arc-shaped tower body ultra-wide steel box girder cable-stayed bridge tower beam |
| CN113250082A (en) * | 2021-05-28 | 2021-08-13 | 中铁二十局集团第三工程有限公司 | Construction method of suspension bridge tower column |
| CN114941283A (en) * | 2022-05-31 | 2022-08-26 | 中交路桥建设有限公司 | Bearing bracket |
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