CN105952130A - Suspension platform for constructing eave part of building and installation method thereof - Google Patents
Suspension platform for constructing eave part of building and installation method thereof Download PDFInfo
- Publication number
- CN105952130A CN105952130A CN201610493571.2A CN201610493571A CN105952130A CN 105952130 A CN105952130 A CN 105952130A CN 201610493571 A CN201610493571 A CN 201610493571A CN 105952130 A CN105952130 A CN 105952130A
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- Prior art keywords
- platform
- platform unit
- suspension
- unit
- cornice
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/22—Scaffolds essentially supported by building constructions, e.g. adjustable in height supported by roofs or ceilings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/041—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffolds on roof frameworks or on roofs
Abstract
The invention relates to the field of the decoration construction of exterior eaves of house construction engineering, and discloses a suspension platform for constructing an eave part of a building and an installation method thereof. The suspension platform is in a broken line shape formed by a plurality of platform units along an arc direction of the eave, and the platform units are connected into a whole body by virtue of a connecting piece and hung on an eave steel structural skeleton by virtue of a suspension rod; a guard bar is arranged at the edge of each platform unit, and a safety net is arranged at the bottom and inner side of the guard bar. The installation method comprises the steps: well producing each platform unit, machining the connecting piece and a suspension rod, and installing the connecting piece; determining an upper suspension point of the suspension rod, and marking the suspension point according to the arrangement of each platform unit; then installing the suspension rods onto an eave steel structural skeleton according to the marks; and finally sequentially installing the platform units by utilizing the connecting piece and the suspension rod according to the sequence. The suspension platform provides an ideal carrier tool for decorating and constructing an overhead eave part and has the advantages of simple structure, safety in construction, low investment, convenience and rapidness in installation and disassembling and recyclability.
Description
Technical field
The present invention relates to the outer eaves decoration construction technical field of building engineering, specifically, relate to a kind of for building
The suspension platform of cornice position construction and installation method thereof.
Background technology
In modern large public building design, porch being often designed to tall and big arch door opening, it passes straight through to roof, top
Making arching eaves, arrange empty window between door head to cornice, the ingenious maneuver combined with deficiency and excess renders prominent entrance, expands vision
Effect.Owing to span is big, arch eaves typically uses steel construction, cornice position decoration way generally bag to hang lightweight plate.Such as certain
Production center engineering project is way curved surface building, and porch uses straight-through roof arch door opening, and width of cave entrance is 24m, high
Degree is 18.3m, cornice width 4.4m～10.125m, thickness 2.6m, and part of wherein encorbelmenting maximum construction height reaches 20.8m,
Arch eaves uses steel construction, and decoration panel is aluminium sheet.
The outer eaves decoration construction of building construction, currently mainly uses fastener type steel pipe scaffold or gate type steel pipe scaffold, when setting up
Wall-connecting piece need to be arranged be connected with constructure body structure, to ensure that scaffold is stable.And for uncovered positions such as door openings, because of nothing
Place connects, and can only take full hall scaffold.When particularly carrying out cornice position, high-altitude decoration construction, because scaffold height is high,
For meeting scaffold stability requirement, need to be widened by support body, floor space increases, and takes various strengthening measure, cause set up tired
Difficulty, expends a large amount of support body material and ground is smooth, scaffold is taken and torn open manually, be greatly increased construction cost, and owing to support body is huge
Greatly, the cycle of setting up is long, delays construction speed, delays the duration, loses more than gain relative to this position little ornamental work amount.
It addition, tall and big independent scaffold is connected with building structure because failing, resist displacement deformability is poor, is particularly bearing relatively
It is easily deformed unstability (when such as running into bigger wind load) in the case of big horizontal external, causes safety to be had a greatly reduced quality.
Summary of the invention
Set up difficulty in view of tradition full hall scaffold operating platform exists, put into big, cost severe fullness sensation in the abdomen high, long in time limit, high hall foot
The defects such as hand cradle resist displacement deformability is poor, it is impossible to adapt to the top eaves decoration construction requirement of modern architecture high-altitude, and set in building
Today that meter is fast-developing, construction technology must follow up, it is desirable to researches and develops and meets this type of high-altitude construction of special positions needs, and just
Prompt, safe, economic Novel operating platform and installation method thereof.
The invention provides a kind of suspension platform for the construction of building cornice position and installation method thereof, take hanging at eaves
Piecewise combination form on port part steel construction bow member, provides one for cornice position, high-altitude decoration construction and preferably carries work
Tool, has simple in construction, construction safety, input is cheap, it is quick to be convenient to mount and dismount, can have enough to meet the need the advantages such as use.
In order to solve above-mentioned technical problem, the present invention is achieved by following technical scheme:
A kind of suspension platform for the construction of building cornice position, this suspension platform is walked along cornice camber line by some platform unit
To composition fold-line-shaped platform, each described platform unit is linked to be entirety by connector, and is tied at cornice steel by suspension rod hanging
On llex cornuta frame；Suspension platform is positioned at below cornice, and between each described platform unit and eave structure, holding 1.5～1.8m is high
Space；Described platform unit Lin Bianchu is provided with guardrail, bottom described platform unit and is provided with safety net inside described guardrail.
Preferably, described platform unit includes being arranged at the first platform unit in the middle part of cornice span direction, is respectively arranged at institute
State second platform unit at the first platform unit two ends, be respectively arranged at the 3rd platform list of described second platform unit outer end
Unit；
Described first platform unit is identical with the structure of described second platform unit, including by main joist, longitudinal Os Draconis, laterally
The platform skeleton that Os Draconis welding is constituted, is equipped with the platform panel that expanded metal lath is made, described platform bone above described platform skeleton
Being provided with the stiffening rib for supporting described platform panel in the space of frame, described stiffening rib two ends are welded with described platform skeleton
Connect；Described platform panel is used above press strip, by self-tapping screw, described platform panel is fixed on described platform skeleton；Described
Guardrail is arranged on described first platform unit and described second platform unit both sides Lin Bianchu, welds with described platform skeleton bottom it
Connect；
Described 3rd platform unit includes being welded, by main joist, longitudinal Os Draconis, lateral keel, the platform skeleton constituted, described flat
It is equipped with checkered steel plate above platform skeleton and is processed the Z-shaped platform panel marked time and make；Described guardrail is arranged on described 3rd flat
The three of platform unit face at limit, weld with described platform skeleton bottom it.
Wherein, described main joist is arranged at described platform unit and is perpendicular to the edge in cornice span direction, and described longitudinal Os Draconis are put down
Row is in cornice span direction and elongated layout, and described lateral keel is perpendicular to cornice span direction and segmentation is welded on described longitudinal direction
Between Os Draconis.
Preferably, the connection between adjacent two platform unit of the described connector, its have equidirectional upper and lower two curved
" C " shape structure of hook-forming；Described connector with its underpart crotch erecting and welding at described first platform unit and described the
On the main joist of the platform skeleton of described second platform unit of two platform unit junctions, top crotch is installed at platform unit
Time be directly hooked in the platform of described first platform unit of described first platform unit and described second platform unit junction
The main joist of skeleton；Described connector with its underpart crotch erecting and welding at described second platform unit and described 3rd platform list
On the main joist of the platform skeleton of described 3rd platform unit of unit junction, described top crotch is installed at described platform unit
Time be directly hooked in the platform of described second platform unit of described second platform unit and described 3rd platform unit junction
The main joist of skeleton.
Preferably, described suspension rod is for by described first platform unit, described second platform unit and described 3rd platform unit
Hanging is on cornice steel structure framework；Described suspension rod top and bottom are respectively provided with crotch, and upper end crotch is hooked in cornice steel knot
The upper pole segments of llex cornuta frame, on the main joist of the platform skeleton that lower end crotch is hooked in described platform unit junction；Recline institute
Ride at described crotch opening part outside hook rod member and be welded with round steel and form closed-loop, and described suspension rod upper end crotch and under
End crotch uses galvanized wire strapped with the main joist of the cornice steel structure framework upper pole segments of institute hook and platform skeleton respectively.
The installation method of a kind of suspension platform for the construction of building cornice position, comprises the steps:
(1) make each platform unit, process described connector and described suspension rod；Described platform unit is installed described connection
Part；
(2) surveying setting-out, according to the layout of each described platform unit, carries out described suspension rod top hoisting point position and determines, carry out
Labelling；
(3) below cornice, hang up safety net and interim springboard is set；
(3) described suspension rod upper end according to suspension centre labelling hook and is fixed on cornice steel structure framework；
(4) to both sides, described platform unit is installed by centre successively, first the described platform unit at middle part is winched to installation position,
By described downrod lower end hook and be fixed on this described platform unit both sides so that it is in place；Lift the described of both sides the most successively
Platform unit, to installation position, utilizes described connector by the described platform unit of both sides with middle described platform unit even
Connect, and utilize described suspension rod carry out hook and fix.
Preferably, the installation method of a kind of suspension platform for the construction of building cornice position, comprise the steps:
(1) making described first platform unit, described second platform unit and described 3rd platform unit respectively, processing is described
Connector and described suspension rod；Described connector erecting and welding is in described first platform unit and described second platform unit junction
Described second platform unit platform skeleton main joist on, and described second platform unit and described 3rd platform unit
On the main joist of the platform skeleton of described 3rd platform unit of junction；
(2) surveying setting-out, according to the layout of each described platform unit, carries out described suspension rod top hoisting point position and determines, carry out
Labelling；
(3) below cornice, hang up safety net and interim springboard is set；
(3) utilize chain block that described suspension rod is winched to installation position, by the crotch of described suspension rod upper end according to suspension centre labelling hook
Hang on cornice steel structure framework upper pole segments, outside the institute's hook rod member that then reclines, ride a piece round steel of weldering at this crotch opening part
Form closed-loop, and by strapped with cornice steel structure framework upper pole segments galvanized wire for crotch；
(4) described first platform unit, described second platform unit and described 3rd platform unit are installed successively, first by described
First platform unit winches to installation position, and described suspension rod bottom crotch hooks the main joist of described first platform unit both sides,
Make it in place；Then lift described second platform unit, the described connector being welded in described second platform unit is hooked on friendship
Connecing the main joist of the platform skeleton of described first platform unit at place, the other end of described second platform unit is with described suspension rod hook
Hang；Finally lift described 3rd platform unit, the described connector being welded in described 3rd platform unit is hooked on junction
On the main joist of the platform skeleton of described second platform unit, the other end of described 3rd platform unit is with described suspension rod hook；
The crotch opening part of each described downrod lower end ride outside hook rod member reclining weldering a piece round steel, and by this crotch respectively with respectively
The main joist galvanized wire of platform skeleton is strapped.
Wherein, specifically comprising the following steps that suspension rod top hoisting point position described in step (2) determines makes described suspension rod as far as possible
On the premise of keeping vertical state, in conjunction with the layout of cornice steel structure framework upper pole segments, suspension centre is selected at hithermost eaves
On mouth steel structure framework upper pole segments；Using these cornice steel structure framework upper pole segments two ends as described in each platform unit outermost
The suspension centre of suspension rod, middle part is divided equally the suspension centre making other suspension rods middle, is made labelling by spacing.
The invention has the beneficial effects as follows:
(1) present invention uses suspension rod that platform hanging is constituted on steel superstructure skeleton suspension platform, thus solves
Cornice position, a building high-altitude decoration construction difficult problem, suspension platform utilizes building structure load-bearing, can ensure that stable, safe, can
Lean on；
(2) suspension platform of the present invention takes modular compound mode, can move towards to form fold-line-shaped operation according to cornice camber line
Platform, it is adaptable to variously-shaped, the cornice position, high-altitude of span；This suspension platform is lightly flexible, install, convenient disassembly fast
Speed, relatively conventional fastener type steel pipe scaffold and gate type steel pipe scaffold, a large amount of saving take, tear open the material of scaffold and artificial,
Improve work efficiency, accelerate construction speed, and reduce labor intensity；
(3) suspension platform of the present invention is designed as tool-type, suspension rod and connector and all uses hooking part, avoids weldering during installation
Connecing or bolt connects, economization installation procedure, drastically increases work efficiency, beneficially accelerating construction progress significantly；
(4) the suspension platform simple in construction of the present invention, facility of drawing materials, easy to process, materials are saved, and are suitable in construction existing
Field processes on the spot, and cost of manufacture is low, and can repeatedly have enough to meet the need use, sturdy and durable, substantially without maintenance, thus greatly drops
Low use cost.
Accompanying drawing explanation
Fig. 1 is that in embodiment, suspension platform installs perspective view；
Fig. 2 is suspension platform mounting vertical plane structural representation in embodiment；
Fig. 3 is that in embodiment, suspension platform installs close-up schematic view；
Fig. 4 is the structural representation of the first platform unit；
Fig. 5 is the structural representation of the second platform unit；
Fig. 6 is the thin portion drawing of the first platform unit and the second platform unit；
Fig. 7 is the thin portion side cutaway view of the first platform unit and the second platform unit；
Fig. 8 is the structural representation of the 3rd platform unit；
Fig. 9 is the thin portion drawing of the 3rd platform unit；
Figure 10 is the side sectional view of the 3rd platform unit；
Figure 11 is the local drawing that in the 3rd platform unit, checkered steel plate is marked time；
Figure 12 is connection node drawing between platform unit；
Figure 13 is connection node drawing between suspension rod and cornice, platform.
In figure, 1, cornice；2, cornice steel structure framework upper pole segments；3, the first platform unit；4, the second platform unit；
5, the 3rd platform unit；6, suspension rod；7, guardrail；8, connector；9, platform skeleton；91, main joist；
92, lateral keel；93, longitudinal Os Draconis；10, platform panel；11, stiffening rib；12, press strip；13, self-tapping screw.
Detailed description of the invention
For present disclosure, feature and effect can be further appreciated that, hereby enumerate following example, and coordinate accompanying drawing specifically
Bright as follows:
As shown in Figure 1 to Figure 3, the present embodiment proposes a kind of suspension platform for the construction of building cornice position, mainly
Including platform unit, connector 8, suspension rod 6, safety net, this suspension platform is walked along cornice 1 camber line by some platform unit
To composition fold-line-shaped platform, each platform unit is linked to be entirety by connector 8, and is hung at cornice 1 steel knot by suspension rod 6
On llex cornuta frame；Suspension platform is positioned at below cornice 1, keeps 1.5～1.8m high skies between each platform unit and cornice 1 structure
Between, it is simple to workmen carries out cornice 1 position decorative operation thereon, and construction material is by being arranged on the electricity on cornice skeleton
Dynamic hoist is transported to above suspension platform.Guardrail 7 is arranged on platform unit Lin Bianchu, bottom suspension platform and inside guardrail 7
It is provided with safety net.
(1) platform unit: for the carrier of suspension platform, take sectionally assembled is flat including the first platform unit 3, second
Platform unit the 4, the 3rd platform unit 5；First platform unit 3 is arranged in the middle part of cornice 1 span direction, two the second platforms
Unit 4 is respectively arranged at the first platform unit 3 two ends, two the 3rd platform unit 5 are respectively arranged at two the second platform lists
Unit 4 outer ends.Each platform unit is mainly made up of platform skeleton 9, platform panel 10, guardrail 7.The width of each platform unit
=cornice 1 width+1m.
Wherein:
A, first platform unit the 3, second platform unit 4 composition structure identical, including platform skeleton 9, platform panel 10,
Stiffening rib 11, press strip 12, self-tapping screw 13, guardrail 7, as shown in figs. 4-7.
Platform skeleton 9 uses the square steel tube of 40 × 40 × 3mm and the round steel pipe of Φ 80 × 3mm to be welded, wherein, and Φ 80 × 3mm
Round steel pipe be arranged on horizontal (the being perpendicular to cornice span direction) edge of platform skeleton 9, as the main joist of platform skeleton 9
91；The square steel tube of 40 × 40 × 3mm is used for keelson and the longitudinal edge Os Draconis of platform skeleton 9 transverse and longitudinal arrangement, including longitudinal dragon
Bone 93 (being parallel to cornice span direction) and lateral keel 92 (being perpendicular to cornice span direction), between longitudinal Os Draconis 93
Spacing (keelson horizontal spacing) be not more than 2100mm；Spacing (keelson longitudinal pitch) between lateral keel 92
It is not more than 1400mm.Longitudinal Os Draconis 93 rod member is elongated layout, its cutting length=platform skeleton 9 be parallel to cornice 1 across
Width-80mm × 2 external diameter of platform skeleton 9 limit main joist 91 round steel pipe (80mm be) in degree direction；Lateral keel 92 bar
Part takes segmentation to be welded between adjacent longitudinal Os Draconis 93, and cutting length=adjacent longitudinal Os Draconis 93 centre-to-centre spacing-40mm is (longitudinally
The Os Draconis 93 square steel tube length of side).As shown in Figure 6 and Figure 7, (main joist 91, longitudinal Os Draconis are included at platform skeleton 9 Os Draconis
93 and lateral keel 92) between space in-3 × 30 band steel stiffening ribs 11 that stand up, platform skeleton 9 and stiffening rib are set
11 end faces are at same plane.Stiffening rib 11 spacing is not more than 700mm, and stiffening rib 11 two ends and Os Draconis (include main joist
91, longitudinal Os Draconis 93 and lateral keel 92) steel-pipe welding, in order to support platform panel 10.
Platform panel 10 uses 5mm thickness abrasion-resistant stee expanded metals, is laid on above platform skeleton 9.
Press strip 12 is for fixing platform panel 10 with platform skeleton 9.Press strip 12 uses-3 × 30 band steels, is arranged on platform
Os Draconis (including main joist 91, longitudinal Os Draconis 93 and the lateral keel 92) position of skeleton 9, it is pressed in platform panel 10
Expanded metal lath above, and (include main joist 91, longitudinally dragon with self-tapping screw 13 (spacing is not more than 120mm) and Os Draconis
Bone 93 and lateral keel 92) fixing.
Guardrail 7 uses the square steel tube of 40 × 3mm to be welded.Guardrail 7 height is 1.2m, and its vertical pole's span is not more than 2.1m,
If two road horizon bars.Guardrail 7 is arranged on platform unit both sides Lin Bianchu, and its bottom of upright rod and platform skeleton 9 face the longitudinal direction on limit
Os Draconis 93 weld.
B, the 3rd platform unit 5 include platform skeleton 9, platform panel 10, guardrail 7, as illustrated in figs. 8-11.
Platform skeleton 9 uses material, specification, layout with the first platform unit 3 and the second platform unit 4.
Platform panel 10 uses 5mm thickness checkered steel plate to be processed into shape of marking time, and is welded on platform skeleton 9 by 350mm spacing
On, form checkered steel plate and processed Z-shaped marking time, as shown in figs. 9-11, in order in the 3rd platform unit 5 bigger feelings of gradient
Under condition, workmen can stand in the top-operation and by running of marking time.
Guardrail 7 uses material, specification, form, size with the first platform unit 3 and the second platform unit 4.Guardrail 7 sets
Put and face at limit at the 3rd platform unit 5 three, its bottom of upright rod and platform skeleton 9 three face the longitudinal Os Draconis 93 at limit and
Main joist 91 welds.
(2) connector 8 connects between platform unit, and setting space is not more than 2.1m；Connector 8 uses Φ 20 circle
Steel is bent into " C " shape, as shown in figure 12.Specifically, connector 8 has equidirectional upper and lower two crotches, its with
Bottom crotch erecting and welding is at the first platform unit 3 and the second platform unit 4 platform skeleton of the second platform unit 4 junction
On 9 main joists 91, top crotch is directly hooked in the first platform unit 3 and the second platform unit 4 when platform unit is installed
First platform unit 3 platform skeleton 9 main joist 91 of junction.In like manner, connector 8 with bottom crotch erecting and welding
On 3rd platform unit 5 platform skeleton 9 main joist 91 of two platform unit 4 and the 3rd platform unit 5 junction, top
Crotch is directly hooked in the second platform unit 4 and the second platform list of the 3rd platform unit 5 junction when platform unit is installed
Unit's 4 platform skeleton 9 main joists 91.
(3) suspension rod 6 is for hanging first platform unit the 3, second platform unit 4 and the 3rd platform unit 5 at cornice 1
On steel structure framework.Suspension rod 6 uses Φ 28 round steel to make, its length=(1.5～1.8m)+cornice 1 thickness+upper end hook
The platform skeleton 9 main joist 91 external diameter+60mm of cornice steel structure framework upper pole segments 2 external diameters+lower end hook.Suspension rod 7
Two ends bend 180 ° of crotches (can the most also can be reversely), by upper and lower crotch hook cornice steel structure framework top respectively during use
Platform skeleton 9 main joist 91 of rod member 2 and platform unit junction, at crotch opening part outside the institute's hook rod member that then reclines
Riding piece Φ 10 round steel of weldering and form closed-loop, after preventing stress, crotch deformation slips, and by upper and lower for suspension rod 6 crotch respectively with
The cornice steel structure framework upper pole segments 2 of institute's hook and platform skeleton 9 main joist 91 are strapped with galvanized wire.Between suspension rod 6 is arranged
Away from no more than 3.5m.
(4) safety net uses flame retardant type closely-knitted safety net, and mesh should meet 2000 mesh/100cm2, it is arranged on suspension platform
Inside bottom and guardrail 7, with galvanized wire and platform skeleton 9 stitch, protect for suspension platform horizontal protective and facade.
The installation method of the above-mentioned suspension platform for the construction of building cornice position, is carried out in accordance with the following steps:
1) material purchases, blanking
(1) round steel pipe of platform skeleton 9 and square steel tube: by design and standard purchase price, inspection, and according to design size blanking.
Wherein, longitudinal Os Draconis 93 rod member of platform skeleton 9 is elongated layout, cutting length=platform skeleton 9 be parallel to cornice 1 across
Width-80mm × 2 external diameter of platform skeleton 9 main joist 91 steel pipe (80mm be) in degree direction；Lateral keel 92 is (vertical
In cornice span direction) rod member takes segmentation to be welded between longitudinal Os Draconis 93, in cutting length=adjacent longitudinal Os Draconis 93
The heart is away from-40mm (longitudinal Os Draconis 93 square steel tube external diameter).
(2) welding rod: welding rod model should be identical with institute welding base metal material, diameter should select according to the thickness of weldment, and quality should
Meet relevant criterion.
(3) expanded metal lath, checkered steel plate: by design and standard purchase price, be cut into shape, size that design requires.Wherein the 3rd
The platform panel 10 of platform unit 4 is processed z-shape marking time by checkered steel plate.
(4) band steel: by Design and procurement, blanking.
(5) self-tapping screw 13: select by design and standard-required.
(6) suspension rod 6 and connector 8: suspension rod 8 uses Φ 28mm round steel；Connector 8 uses Φ 20mm round steel, presses
Regulation carries out retrial, cutting length=suspension rod 8 (connector 8)+2 times of hook length of length.
(7) safety net: kind, specification should meet the requirements, must have safety production permit and and the certification of fitness, do endurable
Test does not penetrates through.
2) parts make
(1) platform unit makes
Flow process is as follows:
Platform skeleton 9 section steel cutting blanking → assembly → welding → mounting platform panel 10 → installation guardrail 7 → inspection → paint.
Wherein:
Platform skeleton 9 inner transverse Os Draconis 92 and longitudinal Os Draconis 93 (40 × 40 × 3mm square steel tube) and band steel stiffening rib 11
End face is at same plane；
The platform panel 10 of first platform unit the 3, second platform unit 4 uses expanded metal lath to be laid in above platform skeleton 9,
At expanded metal lath end face corresponding to platform skeleton 9 Os Draconis (including main joist 91, longitudinal Os Draconis 93 and lateral keel 92) position
Band steel press strip 12 is set, (includes main dragon with self-tapping screw 13 by (spacing is not more than 120mm) and platform skeleton 9 Os Draconis
Bone 91, longitudinal Os Draconis 93 and lateral keel 92) fixing；
The platform panel of the 3rd platform unit 5 uses 5mm thickness checkered steel plate to be processed into shape of marking time, and welds by 350mm spacing
On platform skeleton 9；
Guardrail 7 is arranged on platform unit Lin Bianchu, and its bottom of upright rod and platform skeleton 9 face keelson (longitudinal Os Draconis 93 or vertical
To Os Draconis 93 and main joist 91) welding.
(2) connector 8 is processed, is installed: " C " shape round steel connector 8 takes clod wash to process, it is desirable to shape, size are accurate
Really.Connector 8 erecting and welding is at the first platform unit 3 and the second platform unit 4 platform of the second platform unit 4 junction
On skeleton 9 main joist 91, and the second platform unit 4 and the 3rd platform unit 5 upper mounting plate bone of the 3rd platform unit 5
On frame 9 main joist 91, setting space is not more than 2.1m.
(3) suspension rod 6 is processed: take clod wash to process, it is desirable to shape, size are accurate, and length is consistent.
3) suspension platform is installed
Step is:
Surveying setting-out, according to the layout of each platform unit, suspension rod 6 top hoisting point position determines and measurement and positioning: suspension rod 6
The principle that top hoisting point position is chosen is to try to make suspension rod 6 keep vertical state, this is because now the internal force in suspension rod 6 with
On platform unit, load is the most parallel, and stress is minimum and the most stable, according to this principle, in combination with cornice steel structure framework
The layout of upper pole segments 2, selects suspension centre on close cornice steel structure framework upper pole segments 2；These rod member two ends are made
For the suspension centre of platform unit outermost suspension rod, the suspension centre making other suspension rods middle is divided equally at middle part by spacing no more than 3.5m,
Make labelling.
Safety net is hanged up below cornice 1.
Interim springboard is set: springboard uses 2 pieces to be combined into not less than 50mm thickness scaffold board, and width is not less than 500mm, uses steel
Cord is hung on cornice 1 steel construction, for workmen's (being hanging safety belt) mounted thereon suspension platform.
Suspension rod 6 is installed: hung on by suspension rod 6 with chain block, suspension rod 6 upper end crotch is hooked on cornice steel according to labelling point
On structural framework upper pole segments 2, ride piece Φ 10 round steel of weldering at crotch opening part outside the institute's hook rod member that then reclines and form envelope
Closed loop, and crotch is strapped with galvanized wire with cornice steel structure framework upper pole segments 2.
Mounting platform unit: erection sequence is: the first platform unit 3 → the second platform unit the 4 → the 3rd platform unit 5.With
First platform unit 3 is first winched to installation position by crane, and suspension rod 6 bottom crotch hooks the master of the first platform unit 3 both sides
Os Draconis 91 so that it is in place.Then lift the second platform unit 4, the connector 8 being welded in the second platform unit 4 is hooked on
On first platform unit 3 platform skeleton 9 main joist 91 of junction, second platform unit 4 other end is then with suspension rod 6 hook
Hang.After second platform unit 4 is in place, finally lifting the 3rd platform unit 5, the 3rd platform unit 5 platform skeleton 9 is main
Connector 8 on Os Draconis 91 is hooked on the second platform unit 4 platform skeleton 9 main joist 91 of junction, the 3rd platform
Unit 5 other end is with suspension rod 6 hook.Suspension rod 6 crotch opening part rides piece Φ 10 round steel of weldering reclining outside hook rod member,
And crotch is strapped with galvanized wire with platform skeleton 9 main joist 91 respectively.
Install safety net: inside the guardrail 7 of suspension platform and platform unit bottom hang up closely-knitted safety net, with galvanized wire with
Railing stitch is fixed.Bottom guardrail 7, foot guard plate is set.
4) suspension platform uses
Suspension platform installs, must the most qualified after can come into operation, on suspension platform construction belong to work high above the ground,
Workmen must be hanging safety belt.Construction material is transported on suspension platform by the electric gourd hang being arranged in cornice 1 structure
Face.
Although the preferred embodiments of the present invention being described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned
Detailed description of the invention, above-mentioned detailed description of the invention is only schematically, is not restrictive, the common skill of this area
Art personnel are under the enlightenment of the present invention, in the case of without departing from invention objective and scope of the claimed protection, it is also possible to make
Go out the concrete conversion of a lot of form, within these belong to protection scope of the present invention.
Claims (8)
1. the suspension platform for the construction of building cornice position, it is characterised in that this suspension platform is by some platform lists
Unit moves towards to form fold-line-shaped platform along cornice camber line, and each described platform unit is linked to be entirety by connector, and passes through suspension rod
Hanging is on cornice steel structure framework；Suspension platform is positioned at below cornice, keeps between each described platform unit and eave structure
1.5～1.8m high spaces；Described platform unit Lin Bianchu is provided with guardrail, bottom described platform unit and in described guardrail
Side is provided with safety net.
A kind of suspension platform for the construction of building cornice position the most according to claim 1, it is characterised in that institute
State platform unit to include being arranged at the first platform unit in the middle part of cornice span direction, be respectively arranged at described first platform unit
Second platform unit at two ends, it is respectively arranged at the 3rd platform unit of described second platform unit outer end；
Described first platform unit is identical with the structure of described second platform unit, including by main joist, longitudinal Os Draconis, laterally
The platform skeleton that Os Draconis welding is constituted, is equipped with the platform panel that expanded metal lath is made, described platform bone above described platform skeleton
Being provided with the stiffening rib for supporting described platform panel in the space of frame, described stiffening rib two ends are welded with described platform skeleton
Connect；Described platform panel is used above press strip, by self-tapping screw, described platform panel is fixed on described platform skeleton；Described
Guardrail is arranged on described first platform unit and described second platform unit both sides Lin Bianchu, welds with described platform skeleton bottom it
Connect；
Described 3rd platform unit includes being welded, by main joist, longitudinal Os Draconis, lateral keel, the platform skeleton constituted, described flat
It is equipped with checkered steel plate above platform skeleton and is processed the Z-shaped platform panel marked time and make；Described guardrail is arranged on described 3rd flat
The three of platform unit face at limit, weld with described platform skeleton bottom it.
A kind of suspension platform for the construction of building cornice position the most according to claim 2, it is characterised in that institute
Stating main joist to be arranged at described platform unit and be perpendicular to the edge in cornice span direction, described longitudinal Os Draconis are parallel to cornice span
Direction and elongated layout, described lateral keel is perpendicular to cornice span direction and segmentation is welded between described longitudinal Os Draconis.
A kind of suspension platform for the construction of building cornice position the most according to claim 1, it is characterised in that institute
Stating connector connection between adjacent two platform unit, it has " C " that equidirectional upper and lower two crotches are formed
Shape structure；Described connector is connected with described second platform unit at described first platform unit with its underpart crotch erecting and welding
On the main joist of the platform skeleton of described second platform unit at place, top crotch is directly hooked in institute when platform unit is installed
State the main joist of the first platform unit and the platform skeleton of described first platform unit of described second platform unit junction；Institute
State connector with its underpart crotch erecting and welding described in described second platform unit and described 3rd platform unit junction
On the main joist of the platform skeleton of the 3rd platform unit, described top crotch is directly hooked in institute when described platform unit is installed
State the main joist of the second platform unit and the platform skeleton of described second platform unit of described 3rd platform unit junction.
A kind of suspension platform for the construction of building cornice position the most according to claim 1, it is characterised in that institute
State suspension rod for described first platform unit, described second platform unit and described 3rd platform unit hanging being tied at cornice steel
On llex cornuta frame；Described suspension rod top and bottom are respectively provided with crotch, and upper end crotch is hooked in the upper bar of cornice steel structure framework
Part, on the main joist of the platform skeleton that lower end crotch is hooked in described platform unit junction；Recline outside institute's hook rod member
Described crotch opening part is ridden and is welded with round steel and forms closed-loop, and described suspension rod upper end crotch and lower end crotch respectively with institute
The cornice steel structure framework upper pole segments of hook and the main joist of platform skeleton use galvanized wire strapped.
6. an installation method for the suspension platform constructed for building cornice position as claimed in claim 1, its feature exists
In, comprise the steps:
(1) make each platform unit, process described connector and described suspension rod；Described platform unit is installed described connection
Part；
(2) surveying setting-out, according to the layout of each described platform unit, carries out described suspension rod top hoisting point position and determines, carry out
Labelling；
(3) below cornice, hang up safety net and interim springboard is set；
(3) described suspension rod upper end according to suspension centre labelling hook and is fixed on cornice steel structure framework；
(4) to both sides, described platform unit is installed by centre successively, first the described platform unit at middle part is winched to installation position,
By described downrod lower end hook and be fixed on this described platform unit both sides so that it is in place；Lift the described of both sides the most successively
Platform unit, to installation position, utilizes described connector by the described platform unit of both sides with middle described platform unit even
Connect, and utilize described suspension rod carry out hook and fix.
The installation method of the suspension platform constructed for building cornice position the most according to claim 6, it is characterised in that
Comprise the steps:
(1) making described first platform unit, described second platform unit and described 3rd platform unit respectively, processing is described
Connector and described suspension rod；Described connector erecting and welding is in described first platform unit and described second platform unit junction
Described second platform unit platform skeleton main joist on, and described second platform unit and described 3rd platform unit
On the main joist of the platform skeleton of described 3rd platform unit of junction；
(2) surveying setting-out, according to the layout of each described platform unit, carries out described suspension rod top hoisting point position and determines, carry out
Labelling；
(3) below cornice, hang up safety net and interim springboard is set；
(3) utilize chain block that described suspension rod is winched to installation position, by the crotch of described suspension rod upper end according to suspension centre labelling hook
Hang on cornice steel structure framework upper pole segments, outside the institute's hook rod member that then reclines, ride a piece round steel of weldering at this crotch opening part
Form closed-loop, and by strapped with cornice steel structure framework upper pole segments galvanized wire for crotch；
(4) described first platform unit, described second platform unit and described 3rd platform unit are installed successively, first by described
First platform unit winches to installation position, and described suspension rod bottom crotch hooks the main joist of described first platform unit both sides,
Make it in place；Then lift described second platform unit, the described connector being welded in described second platform unit is hooked on friendship
Connecing the main joist of the platform skeleton of described first platform unit at place, the other end of described second platform unit is with described suspension rod hook
Hang；Finally lift described 3rd platform unit, the described connector being welded in described 3rd platform unit is hooked on junction
On the main joist of the platform skeleton of described second platform unit, the other end of described 3rd platform unit is with described suspension rod hook；
The crotch opening part of each described downrod lower end ride outside hook rod member reclining weldering a piece round steel, and by this crotch respectively with respectively
The main joist galvanized wire of platform skeleton is strapped.
The installation method of the suspension platform for the construction of building cornice position the most according to claim 6, its feature exists
In, what described in step (2), suspension rod top hoisting point position determined specifically comprise the following steps that makes described suspension rod keep perpendicular as far as possible
On the premise of straight state, in conjunction with the layout of cornice steel structure framework upper pole segments, select suspension centre to tie at hithermost cornice steel
On llex cornuta frame upper pole segments；Using these cornice steel structure framework upper pole segments two ends as suspension rod described in each platform unit outermost
Suspension centre, middle part is divided equally the suspension centre making other suspension rods middle, is made labelling by spacing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610493571.2A CN105952130B (en) | 2016-06-24 | 2016-06-24 | A kind of suspension platform installation method for the construction of building cornice position |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610493571.2A CN105952130B (en) | 2016-06-24 | 2016-06-24 | A kind of suspension platform installation method for the construction of building cornice position |
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| CN105952130B CN105952130B (en) | 2018-01-23 |
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| CN107916772A (en) * | 2017-11-22 | 2018-04-17 | 中冶建工集团有限公司 | A kind of hanging-type construction platform and installation method for curved surface ceiling construction |
| CN108857150A (en) * | 2017-05-10 | 2018-11-23 | 五冶集团上海有限公司 | Cage is used in the construction of rack overhead welding |
| CN113047596A (en) * | 2021-03-26 | 2021-06-29 | 中建安装集团有限公司 | Using method of crawler-type operating platform for net rack construction |
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|---|---|
| CN105952130B (en) | 2018-01-23 |
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