CN107460828A - Portable combination beam bridge location mounting platform and application method - Google Patents
Portable combination beam bridge location mounting platform and application method Download PDFInfo
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- CN107460828A CN107460828A CN201710774311.7A CN201710774311A CN107460828A CN 107460828 A CN107460828 A CN 107460828A CN 201710774311 A CN201710774311 A CN 201710774311A CN 107460828 A CN107460828 A CN 107460828A
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- square steel
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 83
- 239000010959 steel Substances 0.000 claims abstract description 83
- 230000002787 reinforcement Effects 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 abstract description 22
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
Abstract
The present invention relates to a kind of safe and efficient construction platform,It can be vertically moved along girder steel top surface,Ensure the portable combination beam bridge location mounting platform and application method that steel girder erection is smoothed out,Outside truss upper end is connected by shaped steel reinforcement with square steel column frame,Square steel column frame lower end moves along the bridge equipped with steel wheel and steel wheel along main longitudinal grider top surface,Square steel column upper end and inner side truss lower end are set respectively uses rope traction between assembly pulley and two groups of assembly pulleys,Cut with scissors ear and be hinged by rotary shaft and square steel column bottom hinge ear in inner side truss top,Beam bottom platform one end is connected with outside truss bottom and sets chute in beam bottom platform top surface,With main longitudinal grider lower cover bottom surface,Set and fix on the relative outside truss of upper cover plate sideway stance,Guider and travelling platform,Clamping device can be in chute slidably,When platform is moved to interface position,Clamping device slides into avris,Centre is slid into platform moving process,Lower cover is fixed.
Description
Technical field
The present invention relates to a kind of safe and efficient construction platform, can be vertically moved along girder steel top surface, ensures that steel girder erection is suitable
The portable combination beam bridge location mounting platform and application method that profit is carried out, belong to mounting platform manufacturing field.
Background technology
Combination beam is that a kind of more bridge structure form is used in current bridge construction, uses " beam body in length and breadth mostly
System ", mainly it is made up of the part such as main longitudinal grider, crossbeam, stringer and anchor tie plate unit（See Fig. 1）, bridge location applied using method in bulk more
Work.Positioning, the connection of component belong to work high above the ground.Execution conditions are arduouser, and job safety risk is big.Domestic multiple constructions
When project bridge location is installed, typically construction hanging basket or special construction aisle are used.The shortcomings that such device maximum, is operation inconvenience,
Mount and dismount relatively difficult, poor universality.Nacelle construction space is limited, and it is inconvenient that personnel come in and go out, and needs hanging device to track
Operation, influence equipment service efficiency.Passage frock of constructing input is higher, and very big with construction operating mode and design feature relation, fits
Relatively poor with property, dead load is big, mobile difficult.
The content of the invention
Purpose of design：The weak point in background technology is avoided, designs a kind of safe and efficient construction platform, can be along girder steel
Top surface vertically moves, and ensures portable combination beam bridge location mounting platform and application method that steel girder erection is smoothed out.
Design：In order to realize above-mentioned purpose of design.For the application in structure design, the platform is meeting construction safety
On the premise of, mainly solve how overall vertical shift.Because centre position sets anchor tie plate unit, upper cover plate top surface above main longitudinal grider
Arrange socket cap weldering nail.Inner side sets one of crossbeam every 3.5-4.5m.To make whole platform can be along moving along the bridge, it is necessary to
Consider how to cross anchor tie plate unit and crossbeam（Fig. 8）.According to combined beam structure feature, steel is set in construction below platform
Wheel, it is ensured that platform can integrally be moved along the bridge by roller on main longitudinal grider top surface.When anchor tie plate unit is run into movement, remove
The connection shaped steel of platform upper, by again resetting shaped steel after anchor tie plate.Square steel column, column are set in main longitudinal grider wheel load system
Upper end and inner side truss lower end set assembly pulley respectively.Platform is rotated inner side truss using assembly pulley after being moved to crossbeam position
Fix to bridge floor, restore inner side truss after reaching interface, and be connected with beam bottom platform integral.This design can avoid construction flat
The circulation peace of platform in use is torn open, improves efficiency of construction.
The platform on the premise of construction safety is met, mainly solve how overall vertical shift.Among above main longitudinal grider
Position sets anchor tie plate unit, upper cover plate top surface arrangement socket cap weldering nail, and inner side sets one of crossbeam every 3.5-4.5m, to
Make whole platform can be along moving along the bridge, it is necessary to consider how to cross anchor tie plate unit and crossbeam.For this, the application is according to combination
Girder construction feature, sets steel wheel below platform in construction, it is ensured that platform integrally can by roller on main longitudinal grider top surface along bridge
To movement.When anchor tie plate unit is run into movement, the connection shaped steel of platform upper is removed, by again shaped steel being answered after anchor tie plate
Position.Square steel column is set in main longitudinal grider wheel load system, and column upper end and inner side truss lower end set assembly pulley respectively.Platform moves
Inner side truss is rotated to bridge floor using assembly pulley after to crossbeam position and fixed, restores inner side truss after reaching interface, and with
The platform connection of beam bottom is integral.This design can avoid the circulation peace of construction platform in use from tearing open, improve efficiency of construction.
This operating platform is mainly by truss（Including outside truss, inner side truss, beam bottom platform, wheel platform）, wheel load system
System（Including steel wheel, column, shaped steel reinforcement）, rotary system（Formed including fixed pulley, rotary shaft, steel wire rope etc.）And auxiliary body
（Including all kinds of fixing devices, guider and connector etc.）A few part compositions.Structure is entirely through steel wheel in main longitudinal grider top surface
It is mobile.When being moved to crossbeam position, inner side truss is rotated to girder steel top surface by rotary system, realizes and smoothly crosses over.Simultaneously
The positions such as downside main longitudinal grider lower cover, upper cover plate side in platform set fixing device, guider respectively.Remove outside in addition
Steel wire or safety net are arranged in truss cat ladder, remaining position, and offer safety assurance is moved integrally for structure.
Technical scheme 1：A kind of portable combination beam bridge location mounting platform, outside truss upper end pass through shaped steel reinforcement and square steel
Column frame connects, and square steel column frame lower end moves along the bridge equipped with steel wheel and steel wheel along main longitudinal grider top surface, on square steel column
End and inner side truss lower end set rope traction is used between assembly pulley and two groups of assembly pulleys respectively, inner side truss top hinge ear
Ear is cut with scissors by rotary shaft with square steel column bottom to be hinged, beam bottom platform one end is connected with outside truss bottom and in beam bottom deck roof
Face sets chute, is set on the outside truss relative with main longitudinal grider lower cover bottom surface, upper cover plate sideway stance and fixes, is oriented to dress
Put and travelling platform, clamping device can be in chutes slidably, when platform is moved to interface position, clamping device slides into side
Side, centre is slid into platform moving process, lower cover is fixed.
Technical scheme 2：A kind of portable combination beam bridge location mounting platform application method, 1）Before operating platform movement, by beam
Bottom clamping device rotating side guider termination screw mandrel, is directed to device with being covered on main longitudinal grider by slide to outside
Sheet separation is controlled between 2-3cm, platform is possessed the condition of moving integrally；2）After operating platform is moved into anchor tie plate position,
The shaped steel reinforcement and its connecting plate of both sides are removed, resets shaped steel reinforcement after after platform；Operating platform reaches crossbeam position
Afterwards, the temporary constraint between outside truss and beam bottom platform is released, is slowly revolved inner side truss by rotary shaft using assembly pulley
Go to fixed after bridge floor, operating platform integrally continues to move to forward, restores inner side truss after reaching interface, and with beam bottom platform
Connect integral；3）After operating platform reaches interface, clamping device is slid onto into middle part, and fix with lower cover.Simultaneously
Interim connection is set up between main longitudinal grider and operating platform, meets after requiring, can come into operation.
The present invention, first, this operating platform can smoothly cross over crossbeam and anchor tie plate unit, avoids compared with background technology
Circulation peace is torn open, improves efficiency of construction；Second, the application is made using simple frock, use is simple to operate, securely and reliably, convenient easy
OK, strong applicability；Third, the application is powerful, strong applicability, the bridge location available for all kinds of combination beams is installed；Fourth, pass through tune
The length of whole stem height and shaped steel reinforcement, this platform can be in " upper font " " box-shaped " combination beams or the installation of steel truss girder bridge location
With；Fifth, the application employs the technical measures such as fixing, guiding, sliding and rotation, the safety of construction platform has been effectively ensured
Property and practicality, reduce operation difficulty.
Brief description of the drawings
Fig. 1 is the structural representation of portable combination beam bridge location mounting platform.
Fig. 2 is Fig. 1 side structure schematic view.
Fig. 3 is steel wheel arrangement schematic diagram in Fig. 1.
Fig. 4 is the arrangement schematic diagram of clamping device in Fig. 1.
Fig. 5 is the arrangement schematic diagram of guider in Fig. 1.
Fig. 6 is the structural representation of Fig. 1 Shaped Steels reinforcement arrangement.
Fig. 7 is schematic diagram of the platform by transverse direction.
Fig. 8 is combination beam cross-sectional structure sketch.
Embodiment
Embodiment 1：Referring to the drawings 1-8.A kind of portable combination beam bridge location mounting platform, the upper end of outside truss 1 pass through type
Steel reinforcement 6 is connected with square steel column frame 5, the lower end of square steel column frame 5 equipped with steel wheel 7 and steel wheel along main longitudinal grider top surface along bridge to
Mobile, the upper end of square steel column 5 and the lower end of inner side truss 3 set steel wire rope 12 is used between assembly pulley 4 and two groups of assembly pulleys respectively
Traction, the top of inner side truss 3 are cut with scissors ear and are hinged by rotary shaft 10 and the bottom of square steel column 5 hinge ear, the one end of beam bottom platform 2 and outside
The bottom of truss 1 connect and beam bottom platform top surface set chute 14, with main longitudinal grider lower cover bottom surface, upper cover plate sideway stance phase
To outside truss 1 on set fix 13, guider 8 and travelling platform 9, clamping device 13 can the free skating in chute 14
Dynamic, when platform is moved to interface position, clamping device 13 slides into avris, and centre is slid into platform moving process, by lower cover
Board is consolidated.Inner side truss 3 and the outside of beam bottom platform 2 are provided with protection network 11.Set on the outside of the upper cover plate of platform upper main longitudinal grider 16
Guider 8, guider 8 are preset 2-3cm gaps with upper cover plate, when platform integral drift, can be adjusted.Shaped steel reinforcement
6 ends are connected by connecting plate 15 with square steel column 5 and outside truss 1.
Operation principle
Moved integrally for ease of platform, steel wheel 7 is set below operating platform, can be moved along the bridge along main longitudinal grider top surface, platform
Lighter in weight, operating personnel are manually operated.
Because operating platform is difficult in crossbeam position to cross over, it is necessary to cycle installation, dismounting.Made troubles to construction, be this
Using rotation mode, square steel column 5, the upper end of square steel column 5 and platform guard rail lower end are being set on the inside of main longitudinal grider on truss 1
Assembly pulley 4 is set respectively.Inner side truss 3 is rotated to bridge floor using assembly pulley when platform is moved to crossbeam position and fixed, is passed through
Crossbeam restores inner side truss after reaching interface, and is connected with beam bottom platform integral, smoothly realizes the leap of main longitudinal grider.
After preventing inner side truss rotation, platform entirety centre-of gravity shift, outboard wheel is caused to press through greatly.With main longitudinal grider lower cover
Clamping device 13 and guider 8 are set on the relative outside truss in the positions such as plate bottom surface, upper cover plate side.In beam bottom deck roof
Face sets chute 14, and clamping device 13 can be in chute slidably, and when platform is moved to interface position, clamping device slides into
Avris.Centre is slid into platform moving process, lower cover is fixed, on the one hand can play position-limiting action, on the other hand can be kept away
Exempt to rock caused by centre-of gravity shift.
Guider 8 is set on the outside of platform upper main longitudinal grider upper cover plate, and guider 8 and upper cover plate are preset between 2-3cm
Gap, when platform integral drift, it can be adjusted.
Shaped steel between steel wheel, which is put more energy into, can improve platform integral rigidity, be designed as detachable, and both sides are connected by screw bolts,
During by anchor tie plate unit, the shaped steel for removing both sides is put more energy into and its connecting plate, and shaped steel is put more energy into reset after after platform.Shaped steel
Arrangement of putting more energy into is as shown in Figure 4
To solve platform smoothly passing through at crossbeam, avoid cycle installation, remove.By the column above steel wheel on the inside of main longitudinal grider
Extend, assembly pulley 4 is set respectively in column upper end and inner side truss lower end.After platform is moved to crossbeam position, inner side purlin is released
Temporary constraint between frame and beam bottom platform, inner side truss is rotated to bridge floor and pillar panel using assembly pulley and fixed, arrival connects
Inner side truss is restored after mouthful, and is connected with beam bottom platform integral.
The technical conditions of the application：（1）Steel wheel width is preferably less than 50mm used by the application, to ensure in girder steel top surface
It is smoothly mobile.（2）Column is made using square steel tube, need to have enough intensity, to reduce the wheel of steel wheel on the inside of during use
Pressure.（3）Inner side truss, outside truss, beam bottom platform outside use nylon safety net or steel wire enclosing.It is safe to use in guarantee
In the case of, quality is as light as possible.（4）Outside truss, the main pipe fitting of beam bottom platform use angle steel in this platform, remaining protection
Component uses steel pipe, and column and shaped steel are put more energy into using square steel tube.Component connects and design meets related specifications requirement.
Embodiment 2：On the basis of embodiment 1, for the construction characteristic of combination beam bridge location loose mail installation, to ensure to construct
Safety, progress, design a kind of packaged type combination beam bridge location mounting platform, and the platform is securely and reliably, convenient using simple to operate
It is easy, strong applicability.In use, can carry out as follows.
1. before operating platform movement, beam bottom clamping device 13 is slid into outside by chute 14, rotating side is oriented to dress
8 termination screw mandrels are put, are directed to device（8）With the upper cover plate clearance control of main longitudinal grider 16 between 2-3cm, platform is set to possess overall shifting
Dynamic condition.2. platform.3. after operating platform is moved into anchor tie plate position, the shaped steel for removing both sides is put more energy into 6 and its connecting plate
15, shaped steel is put more energy into 6 resets after after platform.After operating platform reaches crossbeam position, outside truss is released（1）Put down with beam bottom
Platform（2）Between temporary constraint, using assembly pulley 4 by inner side truss 3 pass through rotary shaft 10 slowly rotation to fixed after bridge floor, behaviour
Make platform integrally to continue to move to forward, restore inner side truss 3 after reaching interface, and be connected with beam bottom platform 2 integral.④
After operating platform reaches interface, clamping device (13) is slid onto into middle part, and fix with lower cover.Simultaneously main longitudinal grider with
Interim connection is set up between operating platform.Meet after requiring, can come into operation.To ensure job safety, inner side truss 3, beam
The outside of bottom platform 2 sets protection network 11.Protection network uses cotton net or steel wire.
It is to be understood that：Although above-described embodiment is contrasted to the mentality of designing of the present invention, detailed word is retouched
State, but these word descriptions, simply the simple text of mentality of designing of the present invention is described, rather than to mentality of designing of the present invention
Limitation, any combination, increase or modification without departing from mentality of designing of the present invention, each fall within protection scope of the present invention.
Claims (5)
1. a kind of portable combination beam bridge location mounting platform, it is characterized in that：Outside truss（1）Upper end passes through shaped steel reinforcement（6）With
Square steel column frame（5）Connection, square steel column frame（5）Lower end is equipped with steel wheel（7）And steel wheel along main longitudinal grider top surface along bridge to shifting
It is dynamic, square steel column（5）Upper end and inner side truss（3）Lower end sets assembly pulley respectively（4）And steel wire is used between two groups of assembly pulleys
Rope（12）Traction, inner side truss（3）Top hinge ear passes through rotary shaft（10）With square steel column（5）Bottom hinge ear is hinged, Liang Diping
Platform（2）One end and outside truss（1）Bottom connects and sets chute in beam bottom platform top surface（14）, with main longitudinal grider lower cover bottom
The relative outside truss of face, upper cover plate sideway stance（1）Upper set fixes（13）, guider（8）And travelling platform（9）, card
It is fixedly mounted with and puts（13）Can be in chute（14）Inside slidably, when platform is moved to interface position, clamping device（13）Slide into avris,
Centre is slid into platform moving process, lower cover is fixed.
2. portable combination beam bridge location mounting platform according to claim 1, it is characterized in that：Inner side truss（3）With beam bottom
Platform（2）Outside is provided with protection network（11）.
3. portable combination beam bridge location mounting platform according to claim 1, it is characterized in that：In platform upper main longitudinal grider
（16）Guider is set on the outside of upper cover plate（8）, guider（8）2-3cm gaps are preset with upper cover plate, when platform integral drift
When, it can be adjusted.
4. portable combination beam bridge location mounting platform according to claim 1, it is characterized in that：Shaped steel reinforcement（6）End leads to
Cross connecting plate（15）With square steel column（5）With outside truss（1）Connection.
5. a kind of portable combination beam bridge location mounting platform application method, it is characterized in that：
1）Before operating platform movement, by beam bottom clamping device（13）Pass through chute（14）Outside is slid into, rotating side is oriented to dress
Put（8）Termination screw mandrel, is directed to device（8）With main longitudinal grider（16）Upper cover plate clearance control possesses platform whole between 2-3cm
Body mobile condition；
2）After operating platform is moved into anchor tie plate position, the shaped steel reinforcement of both sides is removed（6）And its connecting plate（15）, treat platform
By shaped steel reinforcement after（6）Reset；After operating platform reaches crossbeam position, outside truss is released（1）With beam bottom platform（2）It
Between temporary constraint, utilize assembly pulley（4）By inner side truss（3）Pass through rotary shaft（10）It is slowly fixed after rotation to bridge floor, behaviour
Make platform integrally to continue to move to forward, by inner side truss after arrival interface（3）Restore, and with beam bottom platform（2）Connect integral；
3）After operating platform reaches interface, by clamping device（13）Middle part is slid onto, and is fixed with lower cover.Simultaneously in master
Interim connection is set up between longeron and operating platform, meets after requiring, can come into operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774311.7A CN107460828B (en) | 2017-08-31 | 2017-08-31 | Mobile combined Liang Qiaowei mounting platform and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774311.7A CN107460828B (en) | 2017-08-31 | 2017-08-31 | Mobile combined Liang Qiaowei mounting platform and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107460828A true CN107460828A (en) | 2017-12-12 |
| CN107460828B CN107460828B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710774311.7A Active CN107460828B (en) | 2017-08-31 | 2017-08-31 | Mobile combined Liang Qiaowei mounting platform and use method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06146221A (en) * | 1992-10-30 | 1994-05-27 | Shimizu Corp | Mobile working vehicle for pc diagonal tensioned bridge |
| JP2007002472A (en) * | 2005-06-22 | 2007-01-11 | Kansai Electric Power Co Inc:The | Suspended scaffolding |
| CN203475323U (en) * | 2013-08-21 | 2014-03-12 | 中交二公局第一工程有限公司 | Half-range open type movable working trolley |
| CN103821087A (en) * | 2014-03-07 | 2014-05-28 | 天津城建大学 | Precast bridge deck space steel pipe concrete truss composite beam and construction method |
| KR101709221B1 (en) * | 2016-05-03 | 2017-02-22 | 주식회사 후레씨네코리아 | Steel composite girder for bridge and method thereof |
| CN206368328U (en) * | 2016-12-08 | 2017-08-01 | 济南城建集团有限公司 | A kind of box beam four moves integrally die carrier structure across one-piece casting |
| CN207904767U (en) * | 2017-08-31 | 2018-09-25 | 中铁宝桥集团有限公司 | Mobile combination beam bridge location mounting platform |
-
2017
- 2017-08-31 CN CN201710774311.7A patent/CN107460828B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06146221A (en) * | 1992-10-30 | 1994-05-27 | Shimizu Corp | Mobile working vehicle for pc diagonal tensioned bridge |
| JP2007002472A (en) * | 2005-06-22 | 2007-01-11 | Kansai Electric Power Co Inc:The | Suspended scaffolding |
| CN203475323U (en) * | 2013-08-21 | 2014-03-12 | 中交二公局第一工程有限公司 | Half-range open type movable working trolley |
| CN103821087A (en) * | 2014-03-07 | 2014-05-28 | 天津城建大学 | Precast bridge deck space steel pipe concrete truss composite beam and construction method |
| KR101709221B1 (en) * | 2016-05-03 | 2017-02-22 | 주식회사 후레씨네코리아 | Steel composite girder for bridge and method thereof |
| CN206368328U (en) * | 2016-12-08 | 2017-08-01 | 济南城建集团有限公司 | A kind of box beam four moves integrally die carrier structure across one-piece casting |
| CN207904767U (en) * | 2017-08-31 | 2018-09-25 | 中铁宝桥集团有限公司 | Mobile combination beam bridge location mounting platform |
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| Publication number | Publication date |
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| CN107460828B (en) | 2023-10-27 |
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