CN106193568A - Mobile steel truss operating platform - Google Patents

Mobile steel truss operating platform Download PDF

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Publication number
CN106193568A
CN106193568A CN201610741951.3A CN201610741951A CN106193568A CN 106193568 A CN106193568 A CN 106193568A CN 201610741951 A CN201610741951 A CN 201610741951A CN 106193568 A CN106193568 A CN 106193568A
Authority
CN
China
Prior art keywords
sections
steel truss
operating platform
bearing
pulleys
Prior art date
Application number
CN201610741951.3A
Other languages
Chinese (zh)
Inventor
桂佳
胡伟伟
翟金书
孙天亮
林胜军
曾智明
Original Assignee
中建三局安装工程有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中建三局安装工程有限公司 filed Critical 中建三局安装工程有限公司
Priority to CN201610741951.3A priority Critical patent/CN106193568A/en
Publication of CN106193568A publication Critical patent/CN106193568A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • E04G3/30Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
    • E04G3/32Hoisting devices; Safety devices

Abstract

The present invention relates to mobile steel truss operating platform, be made up of portable supporting steel truss, support scaffolding and operating platform, supported by support scaffolding below described operating platform, described support scaffolding is built on portable supporting steel truss.Described portable supporting steel truss is made up of several standard sections, two bearing sections, and several standard sections series connection bolt is integral, two ends respectively with a bearing segments bolted;Each bearing sections includes a customization sections, two bases, two bearing pins and two pulleys, two pulleys are fixed on a base by a bearing pin respectively, two bases are respectively welded at bottom customization sections on two angles of homonymy, and pulley is placed on crane girder.The present invention can improve the efficiency of roofing construction, improves the safety coefficient of workmen, and can be implemented in steel-structure factory building same span interval, and moving freely on crane girder mounts and dismounts convenient and swift, and reusable.

Description

Mobile steel truss operating platform

Technical field

The present invention relates to the realm of building construction, relate to a kind of mobile steel truss behaviour for the construction of factory building roof ceiling board Make platform.

Background technology

At present, usually can use Hanging Basket when roof suspended ceiling plate is constructed, it is hung in the steel of roof structure by self suspension member On purlin.During use, Hanging Basket installation to be carried out, then lock snap ring and prevent Hanging Basket from breaking off relations, operating personnel is carried out in Hanging Basket The construction of roof suspended ceiling plate.

But, in roof suspended ceiling plate is constructed, operating personnel is work high above the ground, in the case of taking into account working performance, fully Ensure its stability and safety.For this current situation, propose one and i.e. can improve working performance, can reduce again and execute The dangerous new type roof construction method of work in the urgent need to.

Summary of the invention

It is an object of the invention to provide a kind of mobile steel truss operating platform for the construction of factory building roof ceiling board, Can improve the efficiency of roofing construction, improve the safety coefficient of workmen, and can be implemented in steel-structure factory building same across In degree is interval, moving freely on crane girder, mount and dismount convenient and swift, and reusable.

The present invention uses following technical proposals to realize:

Mobile steel truss operating platform, is made up of portable supporting steel truss, support scaffolding and operating platform, and it is special Levying and be: supported by support scaffolding below described operating platform, described support scaffolding is built at portable supporting steel On truss.

Described portable supporting steel truss is made up of several standard sections, two bearing sections, several standard sections Series connection bolt integral, two ends respectively with a bearing segments bolted;Each bearing sections includes a customization sections, at the bottom of two Seat, two bearing pins and two pulleys, two pulleys are fixed on a base by a bearing pin respectively, and two bases weld respectively It is connected on bottom customization sections on two angles of homonymy, and all pulleys are placed on crane girder.

Described each bearing sections also includes that two stops, two stops are fixed on the base of correspondence, and are positioned at cunning Inside wheel.Stop can derail because of offset slide by anti-limited slip wheel on crane girder.

The concrete span of described portable supporting steel truss is determined by practice of construction environment, by using standard sections The plus-minus of number and according to on-the-spot and customize bearing sections and complete the change of portable supporting steel truss span, portable supports Steel truss maximum span is less than 30 meters.

The design concept of this device is distinct, and mentality of designing is reasonable.The traditional Hanging Basket used in factory building roof construction is executed A kind of brand-new Mobile steel truss construction technique is proposed on the basis of work technique.This device is had based on factory building roof construction A series of particularitys, on the basis of to Crane Beam Appropriate application, visualize one and can depend on Crane Beam also And the roofing construction device that can move freely.

This device can freely regulate truss span according to Factory Building span, the freedom that can be realized on crane girder by pulley Mobile, it is not necessary to after dismounting, to reorientate installation.

The advantage of this device:

1. make simple.The agent structure of this device all have the angle steel of different size as link bar, chord member, diagonal web member, Vertical web rod, is connected by the way of welding mutually with gusset plate, simple structure, and processing and fabricating is easy.

2. installing/dismounting is simple and convenient, can be recycled.All parts all in ground spliced and assembling, once lift Can complete to install.The screen cloth of operating platform, scaffold tube, each sections are the most reusable.

3. mobility is strong.Realized in same span district by the pulley set by mobile steel truss operating platform corner Interior moves freely, it is ensured that propelling construction continuously, at utmost reduces the break period, eliminates and need because construction location changes The work constantly to remove and install, has saved substantial amounts of resource, has improve work efficiency.

4. decrease place and limit the impact that steel construction is gone along with sb. to guard him installation, solve flooring construction or installation equipment enters The adverse effect brought during row crossings on different level construction.

Accompanying drawing explanation

Fig. 1 is the truss standard sections schematic diagram of the present invention.

Fig. 2 is the bearing sections connection diagram of the present invention.

The partial schematic diagram of Fig. 3 present invention.

Fig. 4 is the structural representation of the present invention.

Detailed description of the invention

With specific embodiment, patent of the present invention is described further below in conjunction with the accompanying drawings.The support scaffolding 9 of the present invention, Operating platform 10, standard sections are existing structure, and customization sections is as standard knot segment structure, and simply length is different.

As shown in Figure 1, Figure 2, Figure 3, Figure 4, the present invention is by portable supporting steel truss 8, support scaffolding 9 and operating platform 10 compositions, it is characterised in that: being supported by support scaffolding 9 below described operating platform 10, described support scaffolding 9 is built On portable supporting steel truss 8.Described portable supporting steel truss 8 is made up of several standard sections, two bearing sections, Several standard sections series connection bolt integral, two ends respectively with a bearing segments bolted;Each bearing sections includes one Individual customization sections, two bases, 11, two pulleys 6 of 5, two bearing pins and two stops 7, each pulley 6 is by a bearing pin 11 Being fixed on a base 5, two bases 5 are respectively welded at bottom customization sections on two angles of homonymy, and all pulleys 6 are put On crane girder, in order to anti-limited slip wheel 6 derails because of offset slide on crane girder, inside each pulley 6, only install one Shelves 7, each stop 7 is fixed on the base 5 of correspondence.

As it is shown in figure 1, each standard sections of movable type supporting steel truss 8 of the present invention is with L50 × 4 and L70 × 5 specification Angle steel 1 is as linking bar, and the angle steel 2 of L125 × 8 specification is as chord member, and the angle steel 3 of L90 × 6 specification is as diagonal web member, L70 × 5 The angle steel 4 of specification as vertical web rod, between by the way of welding mutually after being positioned by plain bolt with 8mm gusset plate 14 even Connecing, fusion length is not less than 150mm.Standard sections is a unit sections with 3000mm, and height and width are 1800mm respectively And 2000mm.

According to the needs of practice of construction, by the number of plus-minus standard sections and make bearing sections control according to scene Make the span of whole truss, connected by 10.9s level torque-shear type high-strength bolt 15 between standard sections, as produced per year at Liaoning Panjin 800000 tons of aluminium extruded sections and processing project, construction span is 28.5 meters, according to this demand, uses 8 standard sections and depends on According to on-the-spot and that make 2 bearing sections are spliced, 8 each length of standard sections 3 meters, determining in 2 bearing sections A length of 2.25 meters of sections processed.Under different spans, the length of corresponding bearing sections is different.Complete portable support After the assembly of steel truss 8, need to build scaffold and operating platform, as shown in Figure 3, Figure 4.

Described support scaffolding, by upper three layers of elongated vertical equity bar, middle level, end transverse horizontal bar 1500mm, upper strata at the end Transverse horizontal bar 600mm, vertical rod 1500mm, at the middle and upper levels between laterally diagonal brace 3000mm, longitudinally several continuous bridgings two-sided 6000mm, transversely for operating platform cross bar diagonal brace 3000mm composition;Middle level, end step pitch 1500mm;Operating platform cross bar The junction point of diagonal brace, vertical rod, bridging etc. and bottom transverse horizontal bar is near supporting steel truss node;Support scaffolding is building Construction fastener type steel pipe scaffold, material Q235B, specification is the steel pipe of Φ 48 × 3.5.

Described operating platform, is formed by completely spreading metallic sieve, and mild steel wire selected by screen cloth, string diameter 3mm, and aperture 25 × 25mm is firm with scaffold tube colligation.Operation planar is away from steel roof truss back portion about 1800mm.

For factory building roof ceiling board construction mobile steel truss operating platform, described operation planar arrange cat ladder, The safety devices such as railing, Overthrow preventing device.Indulge face at portable supporting steel truss and climbing from crane girder down operation platform is set Ladder, ladder beam uses angle steel L60 × 6 of material Q235B, and mark time round steel Φ 16@300 into material Q235B, and cat ladder top sets round steel Hook is connected with scaffolding steel pipe, middle part set round steel hook be connected with truss upper strata shaped steel, bottom and steel pipe scaffold colligation jail Leaning on, its top arranges catching device.Operation planar surrounding arranges 1100mm height guardrail, and guardrail upright pole uses scaffolding steel pipe, and uses Close mesh safety net is gone along with sb. to guard him.Mobile steel truss operating platform, when halted state, draws set eight in steel truss advance and direction of retreat Individual chain block, chain block one is connected with the otic placode arranged on portable supporting steel truss, and other end connects workshop steel structure Part.

This device operation instruction:

1. according to practice of construction needs, size and stress to sub-truss carry out Deepen Design, it is ensured that size meets real Constructing in border, stress meets engine request specification.In the case of span is less than 30 meters, it is not necessary to carry out Force Calculation, can root Directly assemble according to the method for the invention;When span is more than 30 meters, otherwise designed is needed to calculate;Supporting steel truss eliminates rust Grade brushes antirust and synthetic enamel finish paint after reaching Sa2.5 level.

2. on portable supporting steel truss 8, build scaffold.In the case of span is less than 30 meters, it is not necessary to carry out Force Calculation, directly can set up according to of the present invention;When span is more than 30 meters, otherwise designed is needed to calculate;Foot hands Frame scaffolding height is advisable away from roofing 1800mm with scaffold top;Support scaffolding brush yellow is painted.

3., based on the scaffold lay-up operation platform built, landing slab uses metallic sieve completely spread and tie up with scaffold tube Fasten solid.

4. improve safety devices.Including the following aspects:

Indulging face at portable supporting steel truss 8 and arrange the cat ladder 13 from crane girder down operation platform, cat ladder top sets circle Steel hook is connected with scaffolding steel pipe, and middle part sets round steel hook and is connected with truss upper strata shaped steel, and bottom is firm with steel pipe colligation, its Top arranges catching device.Cat ladder brush paint red and white, every section of paint length takes 300mm.

Operating platform surrounding arranges 1100mm height guardrail.Guardrail upright pole and cross bar use scaffolding steel pipe, and pacify with close mesh The whole network is gone along with sb. to guard him.Railing brush paint red and white, every section of paint length takes 300mm.

Mobile steel truss operating platform, when halted state, advances and direction of retreat is drawn at portable supporting steel truss 8 If eight chain blocks 12.Chain block one is connected with the otic placode arranged on portable supporting steel truss, and other end connects factory Room steel beam column.

Platform the most to be operated is completed, and checks and accepts by rear, mobile steel truss operating platform is carried out integral hoisting, and Pulley center is checked with crane girder web deviation, the vertical displacement etc. of supporting steel truss.

6. application notice is as follows.

Mobile steel truss operating platform, when operation, sets φ 12 life rope across drawing, and life rope ties up on intercolumniation tie-rod, Seat belt system hangs in life line.

Seat belt must be hung on catching device on operating personnel during down operation platform;Forbid leaning on Terrace prevention hurdle Bar;Forbid when operating platform moves stand people.

Operating platform limit for tonnage 8 people, ceiling board and the auxiliary material weight of stacking must not exceed 0.5 ton.

During the construction of roof suspended ceiling plate, operating platform lower zone should arrange security area, and has the other station of special messenger, forbids personnel to exist Lower section is current.

Reply operating platform is made regular check on and is safeguarded, and keeping records, find potential safety hazard should suspend use and and Time rectification.

Claims (3)

1. mobile steel truss operating platform, is made up of portable supporting steel truss, support scaffolding and operating platform, its feature Being: supported by support scaffolding below described operating platform, described support scaffolding is built and is supported steel truss in movable type On frame.
2. mobile steel truss operating platform as claimed in claim 1, it is characterised in that: described portable supporting steel truss by Several standard sections, two bearing sections compositions, several standard sections series connection bolt is integral, and two ends are propped up with one respectively Seat segments bolted;Each bearing sections includes a customization sections, two bases, two bearing pins and two pulleys, two pulleys Being fixed on a base by a bearing pin respectively, two bases are respectively welded at two angles of homonymy bottom customization sections On, and all pulleys are placed on crane girder.
3. mobile steel truss operating platform as claimed in claim 2, it is characterised in that: described each bearing sections also wraps Including two stops, two stops are fixed on the base of correspondence, and are positioned at inside pulley.
CN201610741951.3A 2016-08-26 2016-08-26 Mobile steel truss operating platform CN106193568A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610741951.3A CN106193568A (en) 2016-08-26 2016-08-26 Mobile steel truss operating platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610741951.3A CN106193568A (en) 2016-08-26 2016-08-26 Mobile steel truss operating platform

Publications (1)

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CN106193568A true CN106193568A (en) 2016-12-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106494999A (en) * 2016-12-13 2017-03-15 常守祥 A kind of light crane girder
CN107419902A (en) * 2017-08-30 2017-12-01 广州市第四建筑工程有限公司 The method of steel-structure factory building crane girder construction roofing

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204152176U (en) * 2014-09-30 2015-02-11 潘增权 Assembly type large span Mobile operating platform
CN204386152U (en) * 2014-12-19 2015-06-10 山西省第三建筑工程公司 The sliding formwork system of large-diameter cylinder body structure
CN104895314A (en) * 2015-06-25 2015-09-09 中国葛洲坝集团第六工程有限公司 Truss platform for high and large space top plate concrete construction
US20160348382A1 (en) * 2014-01-16 2016-12-01 Gumboots Nominees Pty Limited Load carrying platform shuttle
CN205955164U (en) * 2016-08-26 2017-02-15 中建三局安装工程有限公司 Portable steel truss operation platform

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160348382A1 (en) * 2014-01-16 2016-12-01 Gumboots Nominees Pty Limited Load carrying platform shuttle
CN204152176U (en) * 2014-09-30 2015-02-11 潘增权 Assembly type large span Mobile operating platform
CN204386152U (en) * 2014-12-19 2015-06-10 山西省第三建筑工程公司 The sliding formwork system of large-diameter cylinder body structure
CN104895314A (en) * 2015-06-25 2015-09-09 中国葛洲坝集团第六工程有限公司 Truss platform for high and large space top plate concrete construction
CN205955164U (en) * 2016-08-26 2017-02-15 中建三局安装工程有限公司 Portable steel truss operation platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106494999A (en) * 2016-12-13 2017-03-15 常守祥 A kind of light crane girder
CN107419902A (en) * 2017-08-30 2017-12-01 广州市第四建筑工程有限公司 The method of steel-structure factory building crane girder construction roofing

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Application publication date: 20161207