CN206328690U - A kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment - Google Patents

A kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment Download PDF

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Publication number
CN206328690U
CN206328690U CN201621435033.XU CN201621435033U CN206328690U CN 206328690 U CN206328690 U CN 206328690U CN 201621435033 U CN201621435033 U CN 201621435033U CN 206328690 U CN206328690 U CN 206328690U
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China
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operating platform
platform
template
girder
shoulder pole
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CN201621435033.XU
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Inventor
黄欣
于长彬
樊秋林
杨继明
贺常松
刘利
尹黔
贾连科
曾杰彪
程志良
姜长斌
田万东
严德育
王永福
李波
袁帅
赵静波
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China Railway 18th Bureau Group Co Ltd
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China Railway 18th Bureau Group Co Ltd
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Abstract

The utility model discloses a kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment, belong to concrete blinding technical field of construction.The construction equipment is made up of bottom operating platform, top operating platform, cable suspension hook.Bottom operating platform is made up of beret truss, bottom platform, roof panel, shoulder pole girder, and the quantity of beret truss is three groups.Top operating platform by main spandrel girder, operating platform, hoist engine, electronic traveling cucurbit, power distribution cabinet, hanger, end template, downside web templates, upside web templates, suspension rod, constitute to wearing pull bar, U-bolt, guardrail, base;The utility model realizes quick, the high accuracy install of Arch Bridge Ribs external wrapping concrete template under high-altitude, harsher wind conditions, job safety risk is greatly reduced, arch bridge stiff skeleton external wrapping concrete big-size formwork integral hoisting under the conditions of large span, the big discrepancy in elevation is particularly suitable for use in, has bad luck and remove operation.

Description

A kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment
Technical field
The utility model discloses the overweight template of stiff skeleton external wrapping concrete bulk under the conditions of a kind of big discrepancy in elevation, large span Lifting, installation and turnover construction equipment, belong to concrete blinding technical field of construction.
Background technology
Same type railroad bridge stiff skeleton external wrapping concrete bottom plate is mainly taken in advance bed die both at home and abroad at present There is stiff skeleton in the traditional approach lifted by crane together installed in stiff skeleton bottom and in stiff skeleton installation process, this technique Lift that tonnage is big, template it is high it is aerial remove, turnover difficulty is big, template utilization rate is low, construction safety risk is high the shortcomings of.Using Two-stage hoisting platform carries out the installation of outsourcing bottom plate and had bad luck after the completion of stiff skeleton integral installation, this technique and tradition Bed die is suspended in advance the technique lifted together on stiff skeleton in mode to compare, saves what stiff skeleton was processed and installed Duration, windward side in stiff skeleton hoisting process is reduced, reduce the installation difficulty and risk of stiff skeleton, and this two grades carry The utilization of peaceful only need to be in the existing materials such as cable crane, stiff skeleton button anchor system shoulder pole girder and beret truss, Equipment Foundations Simple transformation, is easily realized.
Utility model content
The utility model provides a kind of brand-new stiff skeleton outsourcing template lifting, install and handling construction method and Measure, can significantly improve the installation rate of stiff skeleton outsourcing template, effectively reduce the construction during model sheetinstallat Difficulty, reduces the security risk of work progress, and auxiliary equipment is simple, definite principle, and low cost is easily realized.
The technical solution adopted in the utility model is a kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction Equipment, the construction equipment is made up of bottom operating platform, top operating platform, cable suspension hook 17.
Bottom operating platform is made up of beret truss 1, bottom platform 2, roof panel 3, shoulder pole girder 4, and the quantity of beret truss 1 is three groups.
Three groups of beret truss 1 are equally spaced and linked into an integrated entity by channel-section steel as bottom operating platform main stress body.
Bottom platform 2 is fixed on the bottom of three groups of beret truss 1, and bottom platform 2 is human users' platform during model sheetinstallat.
Roof panel 3 is fixed on the top of three groups of beret truss 1, and roof panel 3 is template placement platform.
Shoulder pole girder 4 is arranged on the top of beret truss 1, and shoulder pole girder 4 is welded by double I-steel, has twice, adjacent shellfish Each one between thunder piece 1;The top two ends of shoulder pole girder 4, which are respectively provided with, hangs lug.
Push up operating platform by main spandrel girder 5, operating platform 6, hoist engine 7, electronic traveling cucurbit 8, power distribution cabinet 9, hanger 10, End template 11, downside web templates 12, upside web templates 13, suspension rod 14, to wear pull bar 15, U-bolt 16, guardrail 18, pad Seat 19 is constituted;
Main spandrel girder 5 is welded by stiff skeleton button anchor cable shoulder pole girder;The main top of spandrel girder 5 is welded with hanger 10, hangs Ear 10 is corresponding with the position of cable suspension hook 17.
Operating platform 6 is welded on main spandrel girder 5, is set rigid support in the beam-ends of main spandrel girder 5 and span centre position, is prevented Only top operating platform 6 is deformed, and rigid support is processed using double I-steel.Operating platform 6 is the work of the operating personnel of hoist engine 7 Make platform.
Hoist engine 7 is fixed in the rigid support at the two ends of operating platform 6, and steel wire rope is in lifting and transportation by dynamic Assembly pulley is connected with bottom platform 2 and hung.Power distribution cabinet 9 is connected with hoist engine 7.Electronic traveling cucurbit 8 is arranged under main spandrel girder 5 Side, the walking rails of electric block 8 are welded with main spandrel girder 5.Guardrail 18 is arranged on the surrounding of operating platform 6.End template 11, under Coxostermum template 12, upside web templates 13 are connected with each other composition template successively.The bottom of template is provided with base 19.End template 11 It is connected with suspension rod 14 by U-bolt 16;Internal model is fixed with end template 11 to wearing pull bar 15.
Hang and used between lug and shoulder pole girder 4 groove welding and strengthen gusset hanging set between lug and shoulder pole girder 4, it is flat Spreader beam 4 is the lifting crossbeam of bottom operating platform.
Operating platform 6 is welded by channel-section steel.
The utility model realizes quick, the high accuracy peace of Arch Bridge Ribs external wrapping concrete template under high-altitude, harsher wind conditions Dress, greatly reduces job safety risk, is particularly suitable for use in arch bridge stiff skeleton external wrapping concrete under the conditions of large span, the big discrepancy in elevation Big-size formwork integral hoisting, have bad luck and remove operation
Brief description of the drawings
Fig. 1 long-span Steel Arch outsourcing template construction two-stage hoisting platform general arrangements.
Fig. 2 operating platform structure charts.
Fig. 3 bottoms operating platform side view.
Fig. 4 tops operating platform elevation.
Fig. 5 tops operating platform side view.
Fig. 6 end template scheme of installations.
Fig. 7 web templates scheme of installations.
Embodiment
As shown in figs. 1-7, a kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction method, this method tool Body construction process is as follows:
The first step:After long-span Steel Arch outsourcing template construction two-stage hoisting platform is machined, cable suspension hook 17 is utilized Linked together with the hanger 10 on the main spandrel girder 5 on the top operating platform 6 of two-stage hoisting platform, lifting hook and hanger 10 It is connected firmly using standard pull tension power 60t suspender belt.
Second step:The top operating platform 3 of cable crane movement two-stage hoisting platform is to vault just to the bottom at arch bottom Heave Here Operating platform 2.
3rd step:The grabhook of hoist engine 7 is transferred, is connected with the lug that hangs of bottom operating platform 2.Because top operation is flat Platform 3 easily causes suspension hook wirerope-winding away from the distance between ground lifting point, and in decentralization steel wire rope and lifting process, Steel wire rope fixed position sets and unloads power swivel bearing.
4th step:End template 11 is installed, end template 11 is placed on bottom operating platform 2, lifting bottom by hoist engine operates Platform is to proper height;By moving along the bridge for cable suspension hook 17, two-stage hoisting platform is moved to after installation site, makes two Cable on level lifting platform is connected with the nearest distribution box of vault, lifting bottom operating platform 2 to the installation site of end template 11. During model sheetinstallat, the gradient of template is adjusted by electric block 8;After end template position adjustment in place, using suspension rod 14 Template is fixed with U-bolt 16, internal model is installed, fixed internal model with end template 11 using to wearing pull bar 15;Bottom board is mixed Solidifying soil.Form removable is constructed with said sequence inverted sequence.
5th step:Downside web templates 12 are installed, lower side form 12 is lifted arch using the main top hoist engine 7 of spandrel girder 5 Circle side;The suitable bridge that need to be extremely installed template movement by cable suspension hook 17 to position;Suspension hook is changed, by electronic traveling cucurbit 8 by downside web templates 12 it is traversing, be transported to installation site, first downside web templates 12 are placed on base 19, then passes through Screw arbor with nut at both-ends fixes downside web templates 12 and internal model to drawing;Cast downside web concrete.Form removable and said sequence Inverted sequence is constructed.
6th step:Upside web templates 13 are installed, according to the 5th step identical sequentially, install coxostermum template 13.Mould Plate removes the inverted sequence for erection sequence.
7th step:Roof plate template is installed, and roof plate template is transported into installation site using cable suspension hook 17 and tower crane, artificial essence True location and installation.Form removable is the inverted sequence of erection sequence.
Embodiment
Using [12 channel-section steels are connected between spacing 3m between three groups of long 30m of beret truss, every group of beret truss, each group beret truss One, it act as bottom operating platform main stress system.
Bottom platform is using [12 channel-section steel 1m/ roads, which are fixed at the top of beret truss bottom, channel-section steel, utilizes plank (specification:400*30* 4cm) full to spread and use the overall fixation of reinforcing bar, it act as human users' platform during model sheetinstallat.
Roof panel is using [12 channel-section steel 1m/ roads link into an integrated entity with beret truss, and it act as template and put at the top of beret truss The platform put.
Shoulder pole girder is welded by double I28 I-steel, has twice, and two sections of Bailey beam is each together;Two at the top of shoulder pole girder Section sets hanger, and hanger is processed using 16mm steel plates;Between hanger and shoulder pole girder using groove welding and hanger with Set between shoulder pole girder and strengthen gusset.Its effect is the lifting crossbeam of bottom operating platform.
Operating platform is pushed up by main spandrel girder 5, operating platform 6, hoist engine 7, electronic traveling cucurbit 8, power distribution cabinet 9, hanger 10, End template 11, downside web templates 12, upside web templates 13, suspension rod 14, to wearing pull bar 15, U-bolt 16, cable suspension hook 17th, guardrail 18, base 19;It is 30*6m to push up operating platform physical dimension.
Main spandrel girder 5 is welded by stiff skeleton button anchor cable shoulder pole girder 4, and its length is 30m, using 16mm and 24mm steel Plate weld is formed, and steel plate mother metal is Q345b;The main position of the top of spandrel girder 5 correspondence cable suspension hook 17 sets hanger 10, and hanger 10 is adopted Processed with 25mm steel plates.
Operating platform 6 is using [12 channel-section steel 1m/ roads and main spandrel girder 5 are integrally welded, and plank (rule are utilized at the top of channel-section steel Lattice:It is 400*30*4cm) full to spread and using the overall fixation of reinforcing bar, rigidity is set in the beam-ends of two spandrel girders 5 and span centre position Support, prevents that top operating platform 6 from deforming, rigid support is processed using double I45a I-steel.It act as hoist engine 7 and operated The workbench of personnel.
Elevator computer room is made up of 4 6t frequency conversion types hoist engines 7 (every rope capacity 650m) and two color steel rooms;Hoist engine is consolidated In the rigid support for being scheduled on the two ends of operating platform 6, steel wire rope is usedHemp-core wire rope, steel wire rope is in lifting and transportation In be connected by running block with bottom platform 2, it is double rope lifting.Color steel room is set up on the outside of hoist engine and carrys out shading wind and rain and as behaviour It is used as room.
The electronic specification of traveling cucurbit 8 is 5t, is arranged on the main lower section of spandrel girder 5, and the walking rails of electric block 8 use I32a works Word steel, track and the main firm welding of spandrel girder 5.
Guardrail 18 is arranged on the surrounding of operating platform 6, is highly 1.5m, using the angle steel of ∠ 75 as column,Scaffold Pipe is used as protection network as cross bar, guardrail outside using D6 wire nettings.
Power system is made up of power distribution cabinet 9, air switch, earth leakage protective device, subitem switch and cable;Elevator electric cable Line is using 20 squares of copper core cables, and every hoist engine sets a subitem switch, every two strings of 4 hoist engines of platform both sides It is linked togather, the work of 4 hoist engines is controlled by two operating personnel.
Suspension rod 14 is usedFining twisted steel, be to wearing pull bar 15Q235B reinforcing bars, U-bolt 16 adopts WithQ345 steel bar meters, length determines according to actual needs.
Base 19 is by 6HRB335 reinforcing bars (Transducers Embedded in Concrete depth 30cm), 1cm steel plates, 2cm steel plate groups Into.
After long-span Steel Arch outsourcing template construction two-stage hoisting platform is machined, lifting capacity 160t cable cranes 4 are utilized Individual 40t cable suspension hook 17 links together with the hanger 10 on the main spandrel girder 5 of top operating platform 6 of two-stage hoisting platform.Top Operating platform 3 is linked together with bottom operating platform 2 by the steel wire rope of 4 6t hoist engines.The electric power of two-stage hoisting platform is supplied It should use and one distribution box is set per 30m in vault, after two-stage hoisting platform is moved to installation site by cable suspension hook, make two Cable on level lifting platform is connected with the nearest distribution box of vault, carries out construction operation.

Claims (3)

1. a kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment, it is characterised in that:The construction equipment by Bottom operating platform, top operating platform, cable suspension hook (17) composition;
Bottom operating platform is made up of beret truss (1), bottom platform (2), roof panel (3), shoulder pole girder (4), and the quantity of beret truss (1) is Three groups;
Three groups of beret truss (1) are equally spaced and linked into an integrated entity by channel-section steel as bottom operating platform main stress body;
Bottom platform (2) is fixed on the bottom of three groups of beret truss (1), and bottom platform (2) is human users' platform during model sheetinstallat;
Roof panel (3) is fixed on the top of three groups of beret truss (1), and roof panel (3) is template placement platform;
Shoulder pole girder (4) is arranged on the top of beret truss (1), and shoulder pole girder (4) is welded by double I-steel, has twice, adjacent Each one between beret truss (1);The top two ends of shoulder pole girder (4), which are respectively provided with, hangs lug;
Push up operating platform by main spandrel girder (5), operating platform (6), hoist engine (7), electronic traveling cucurbit (8), power distribution cabinet (9), Hanger (10), end template (11), downside web templates (12), upside web templates (13), suspension rod (14), to wearing pull bar (15), U Type bolt (16), guardrail (18), base (19) composition;
Main spandrel girder (5) is welded by stiff skeleton button anchor cable shoulder pole girder;Hanger (10) is welded with the top of main spandrel girder (5), Hanger (10) is corresponding with the position of cable suspension hook (17);
Operating platform (6) is welded on main spandrel girder (5), and rigid support is set in the beam-ends of main spandrel girder (5) and span centre position, Top operating platform (6) deformation is prevented, rigid support is processed using double I-steel;Operating platform (6) operates for hoist engine (7) The workbench of personnel;
Hoist engine (7) is fixed in the rigid support at operating platform (6) two ends, and steel wire rope is in lifting and transportation by dynamic Assembly pulley is connected with bottom platform (2) and hung;Power distribution cabinet (9) is connected with hoist engine (7);Electronic traveling cucurbit (8) is arranged on main load-bearing The lower section of beam (5), the walking rails of electric block 8 are welded with main spandrel girder (5);Guardrail (18) is arranged on operating platform (6) Surrounding;End template (11), downside web templates (12), upside web templates (13) are connected with each other composition template successively;Template Bottom is provided with base (19);End template (11) is connected with suspension rod (14) by U-bolt (16);To wear pull bar (15) by internal model with End template (11) is fixed.
2. a kind of big discrepancy in elevation according to claim 1, large span stiff skeleton external wrapping concrete template construction equipment, it is special Levy and be:Hang and used between lug and shoulder pole girder (4) groove welding and reinforcement is set between lug and shoulder pole girder (4) hanging Plate, shoulder pole girder (4) is the lifting crossbeam of bottom operating platform.
3. a kind of big discrepancy in elevation according to claim 1, large span stiff skeleton external wrapping concrete template construction equipment, it is special Levy and be:Operating platform (6) is welded by channel-section steel.
CN201621435033.XU 2016-12-24 2016-12-24 A kind of big discrepancy in elevation, large span stiff skeleton external wrapping concrete template construction equipment Active CN206328690U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106592962A (en) * 2016-12-24 2017-04-26 中铁十八局集团有限公司 Large-height-difference long-span stiff-skeleton cladding concrete formwork construction method and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106592962A (en) * 2016-12-24 2017-04-26 中铁十八局集团有限公司 Large-height-difference long-span stiff-skeleton cladding concrete formwork construction method and apparatus

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