CN109457613A - A kind of bridge maintenance purlin vehicle construction method of installation - Google Patents
A kind of bridge maintenance purlin vehicle construction method of installation Download PDFInfo
- Publication number
- CN109457613A CN109457613A CN201811149518.6A CN201811149518A CN109457613A CN 109457613 A CN109457613 A CN 109457613A CN 201811149518 A CN201811149518 A CN 201811149518A CN 109457613 A CN109457613 A CN 109457613A
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- CN
- China
- Prior art keywords
- purlin vehicle
- purlin
- vehicle
- driving box
- chain block
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention is a kind of bridge maintenance purlin vehicle construction method of installation, it is characterized in that during maintenance purlin vehicle reconstruction, using truck crane, purlin vehicle integral hoisting is promoted to close to beam bottom position, it recycles the chain block being installed in advance to promote purlin vehicle, lifting stress point is gradually transferred at chain block from truck crane, and be promoted to mounting height using chain block, preassembled driving box is docked with lifting purlin vehicle using flange, the installation of purlin vehicle is so far completed.Present invention can be implemented in the bridge maintenance purlin vehicle reconstruction projects under the conditions of limit for height.The maintenance purlin vehicle construction method of installation, has fully demonstrated the feature that scientific utilization, work efficiency are preferential, safe and reliable.It makes full use of old purlin vehicle to carry out driving box, safety rope, the installation of chain block and personnel to operate into new purlin vehicle, both solves the problems, such as to ascend a height, solve personnel and enter new purlin vehicle passage.
Description
Technical field
The invention belongs to technical field of bridge engineering, specifically a kind of bridge maintenance purlin vehicle construction method of installation.
Background technique
Along with the development in city and the promotion of science and technology, urban bridge maintenance purlin vehicle has reached service life
The time limit, function and technology can no longer meet status bridge maintenance requirement, need to carry out integral replacing.When previous bridge creates
Phase, maintenance purlin vehicle largely use the lifting equipments such as hoist engine to be installed, and this method can solve height limiting zone position automobile
It hangs the problem of can not once lifting in place, but the construction technology is long in time limit, live preparation requirement is high, security risk is big.Therefore, it needs
Study that a kind of construction efficiency is high, meets the low maintenance purlin vehicle installation method of field condition, security risk again.
Summary of the invention
The purpose of the present invention is to provide a kind of bridge maintenance purlin vehicle construction methods of installation, are able to solve traditional lifting condition
The problem of lower effect is slow, safety is low, and truck crane boom can not stretch under the conditions of guarantee limit for height, and hoisting height can not be in place.
To achieve the above objectives, solution of the present invention is: a kind of bridge maintenance purlin vehicle construction method of installation,
It is characterized in that, using truck crane, new purlin vehicle integral hoisting is promoted to close to beam bottom position, behaviour during maintenance purlin vehicle reconstruction
Make personnel and enter new purlin vehicle from old purlin vehicle, recycles the chain block being installed in advance to promote purlin vehicle, stress point will be lifted
It is gradually transferred at chain block from truck crane, and is promoted to mounting height using chain block, by preassembled driving box
It is docked with new purlin vehicle using flange, so far completes new purlin vehicle installation.
Further, which specifically includes:
A, maintenance purlin vehicle is marched into the arena assembly, and all components are offloaded to position to be lifted, assembled new purlin vehicle；
B, driving box is in place, and every purlin vehicle amounts to four driving box, and driving box is put into purlin track road, will be driven using old purlin vehicle
Case is hauled to installation site, Gu the relative position of timing adjustment left and right driving case, to ensure that its spacing meets purlin vehicle attachment base method
Blue position；
C, maintenance purlin vehicle lifting assists 6 sets chain blocks of installation using old purlin vehicle, two on every driving box outside, same track
A set of chain block is respectively installed among platform driving box, in every one side hanging safety rope of chain block, for entering new purlin vehicle operation
Personnel's hanging safety belt；Using truck crane new purlin vehicle from ground lifting to close to beam bottom position；Safety belt is bound in safety rope,
Operator enters new purlin vehicle from old purlin vehicle, and 6 sets of chain blocks suspension centre good with new pre- Mr. of purlin vehicle is connect, slowly adjusts 6
Chain block is covered, makes to check purlin vehicle uniform stressed, then Synchronous lifting chain block, at the uniform velocity pulling chain block, makes to check purlin
Vehicle realization level is at the uniform velocity promoted, and after after the complete stress of chain block and ensuring safety, loose truck crane suspension hook receives boom；
D, driving box and attachment base flange are fixed, after new purlin vehicle is promoted to driving box position, first by one of driving box with
Attachment base flange is fixed, remaining driving box uses and manually adjusts driving box plan-position, it is ensured that docks with attachment base flange；
E, case to be driven and new purlin vehicle attachment base complete flanged joint, and after bolt is tightened, remove chain block one by one, complete
The installation of new purlin vehicle assembly.
Further, 2 truck cranes are symmetrically disposed in the both ends of purlin vehicle, and every truck crane suspension hook hangs the one of purlin vehicle
Purlin vehicle is lifted to close to beam bottom position by end.
The present invention is a kind of bridge maintenance purlin vehicle construction method of installation, and it is preferential, safe to have fully demonstrated scientific utilization, work efficiency
Reliable feature.It makes full use of old purlin vehicle to carry out driving box, safety rope, the installation of chain block and personnel to grasp into new purlin vehicle
Make, both solve the problems, such as to ascend a height, solves personnel and enter new purlin vehicle passage.Meanwhile every purlin vehicle only needs 3 days from marching into the arena to being installed
Time reduces the scene land occupation time, and 2 large lifting equipments only need a machine-team, embody its economy.In operating personnel
Into after the vehicle of purlin, mounted safety belt in advance is bound, it is ensured that operating personnel's safety.
Detailed description of the invention
Fig. 1 is maintenance purlin vehicle general assembly schematic diagram of the invention.
Fig. 2 is maintenance purlin vehicle double-machine lifting crane schematic diagram of the invention.
Fig. 3 is that chain block of the invention promotes purlin vehicle schematic diagram
Fig. 4 is that chain block of the invention is promoted in place, and flange bolt docks schematic diagram.
It include: hoistable platform 1, flexible truss 2, portal frame 3, fixed truss 4, drive system 5, purlin vehicle 6, truck crane in figure
7, purlin track road 8, chain block 9, driving box 10.
Specific embodiment
In conjunction with attached drawing and example, which is further explained by construction procedure
It states.
1) maintenance purlin vehicle is marched into the arena assembly
Maintenance purlin vehicle is transported through flat car to scene, and all components are offloaded to position to be lifted, are lifted up into using 25T automobile
Row assembling.
All components are installed by the coding before factory, it is ensured that each Interface Matching.
2) driving box is in place
Every purlin vehicle amounts to four driving box, and every driving box weight 0.4t is hoisted to bridge transition Dun Pingtaichu with 25t crane,
Left and right driving case is put into respective rail from 4 meters of attachment rail, using chain block by its height, this new purlin track road utilizes
Former purlin track road.
Driving box is hauled using old purlin vehicle to installation site, the relative position of left and right driving case should be adjusted when fixed, with true
It protects its spacing and meets purlin vehicle attachment base flange position.
3) maintenance purlin vehicle lifting
This lifting need to new maintenance purlin vehicle from ground lifting to the close beam bottom position of 41 meters of clear height, when from about 3 meters of beam bottom, by
In crane Current Collector Sleave, boom top, the limitation such as limit of rushing to summit, boom can not stretch, and lifting object can not be promoted to mounting height, need
Lifting system transform is carried out, gradually converts weight of equipment to 6 10t chain blocks, maintenance purlin is promoted by chain block
Vehicle is to designing mounting height.
A, lifting prepares
Purlin vehicle assembly completion, driving box are in place, and the next process that must be allowed for access after onsite acceptance passes through.
Installation chain block is assisted using old purlin vehicle, it is each among two driving box on every driving box outside, same track
A set of 10t chain block is installed；Intermediate 2 chain blocks are used for safeguard protection, in lifting process, do not stress.
Simultaneously in every one side hanging safety rope of chain block, for entering new purlin vehicle operating personnel's hanging safety belt.
Live truck crane (2 50t truck cranes) site acceptance is reported to a higher authorities for approval and is passed through, and completion is parked at scene, and by scheme requirement
Boom is promoted to certain position by the radius of gyration and rated load weight.
B, purlin vehicle lifts by crane
Examination must first be carried out before the lifting of purlin vehicle to hang, it is 30cm that height is hung in examination, after checking stable loop wheel machine, component balance and binding securely
It can formally be lifted by crane.
Special messenger commander must be set, slowly promotes purlin vehicle to specified altitude assignment, it is ensured that purlin vehicle balances during double-machine lifting crane.
C, suspension centre is converted
Suspension centre converting process is the material risk control process of this project, it is necessary to be carried out by following procedure, each procedure is necessary
It is allowed for access next process after the completion of owner executes.
The old vehicle-mounted constructing operation personnel in maintenance purlin, for traveling against to new maintenance purlin truck position, personnel pass through two maintenance purlins
On designated lane to new maintenance purlin vehicle on vehicle, and safety belt is bound on safety rope.
6 sets of 10t chain blocks suspension centre good with inspection pre- Mr. of purlin vehicle is connect, guarantees that connection is reliable, secured.
Slowly 6 sets of chain blocks of adjustment make to check purlin vehicle uniform stressed, then Synchronous lifting chain block.
New maintenance purlin vehicle internal staff slowly, at the uniform velocity pull chain block, make to check purlin vehicle realization level at the uniform velocity promoted to
The complete stress of chain block and after ensuring safety, loose truck crane suspension hook receives boom.
4) driving box is fixed with attachment base flange
After newly conserving purlin vehicle and being promoted to driving box position, first one of driving box and attachment base flange are fixed；
Remaining driving box uses and manually adjusts driving box plan-position, it is ensured that docks with attachment base flange；
Case to be driven and new maintenance purlin vehicle attachment base complete flanged joint, and after bolt is tightened, remove chain block one by one, complete
At the installation for checking purlin vehicle assembly.
As the above scheme is adopted, the invention has the characteristics that:
Under the conditions of limit for height, since truck crane boom can not stretch, cause heavy object can not in place, it need to be auxiliary using other lifting modes
Help promotion；
Old purlin vehicle or other ascend a height facility auxiliary installation driving vehicle and chain blocks need to be utilized；
Every purlin vehicle only needs 3 day time from marching into the arena to being installed, and reduces scene land occupation time, and 2 large lifting equipments
A machine-team is only needed, its economy is embodied.
Claims (3)
1. a kind of bridge maintenance purlin vehicle construction method of installation, it is characterised in that, will using truck crane during maintenance purlin vehicle reconstruction
New purlin vehicle integral hoisting is promoted to close to beam bottom position, and operator enters new purlin vehicle from old purlin vehicle, is recycled and is installed in advance
The chain block of completion promotes purlin vehicle, lifting stress point is gradually transferred at chain block from truck crane, and utilize and pull calabash
Reed is promoted to mounting height, and preassembled driving box is docked with new purlin vehicle using flange, new purlin vehicle installation is so far completed.
2. a kind of bridge maintenance purlin vehicle construction method of installation as described in claim 1, it is characterised in that the construction method is specific
Include:
A, maintenance purlin vehicle is marched into the arena assembly, and all components are offloaded to position to be lifted, assembled new purlin vehicle；
B, driving box is in place, and every purlin vehicle amounts to four driving box, and driving box is put into purlin track road, will be driven using old purlin vehicle
Case is hauled to installation site, Gu the relative position of timing adjustment left and right driving case, to ensure that its spacing meets purlin vehicle attachment base method
Blue position；
C, maintenance purlin vehicle lifting assists 6 sets chain blocks of installation using old purlin vehicle, two on every driving box outside, same track
A set of chain block is respectively installed among platform driving box, in every one side hanging safety rope of chain block, for entering new purlin vehicle operation
Personnel's hanging safety belt；Using truck crane new purlin vehicle from ground lifting to close to beam bottom position；Safety belt is bound in safety rope,
Operator enters new purlin vehicle from old purlin vehicle, and 6 sets of chain blocks suspension centre good with new pre- Mr. of purlin vehicle is connect, slowly adjusts 6
Chain block is covered, makes to check purlin vehicle uniform stressed, then Synchronous lifting chain block, at the uniform velocity pulling chain block, makes to check purlin
Vehicle realization level is at the uniform velocity promoted, and after after the complete stress of chain block and ensuring safety, loose truck crane suspension hook receives boom；
D, driving box and attachment base flange are fixed, after new purlin vehicle is promoted to driving box position, first by one of driving box with
Attachment base flange is fixed, remaining driving box uses and manually adjusts driving box plan-position, it is ensured that docks with attachment base flange；
E, case to be driven and new purlin vehicle attachment base complete flanged joint, and after bolt is tightened, remove chain block one by one, complete
The installation of new purlin vehicle assembly.
3. a kind of bridge maintenance purlin vehicle construction method of installation as described in claim 1, it is characterised in that 2 truck cranes are symmetrically
The both ends of purlin vehicle are set, and every truck crane suspension hook hangs one end of purlin vehicle, and purlin vehicle is lifted to close to beam bottom position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149518.6A CN109457613B (en) | 2018-09-29 | 2018-09-29 | Bridge maintenance truss vehicle installation construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811149518.6A CN109457613B (en) | 2018-09-29 | 2018-09-29 | Bridge maintenance truss vehicle installation construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109457613A true CN109457613A (en) | 2019-03-12 |
| CN109457613B CN109457613B (en) | 2022-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811149518.6A Active CN109457613B (en) | 2018-09-29 | 2018-09-29 | Bridge maintenance truss vehicle installation construction method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3305384A1 (en) * | 1982-09-14 | 1984-03-15 | Alfons 7774 Deggenhausertal Moog | Device for inspecting the underside of bridges |
| CN103306199A (en) * | 2013-06-21 | 2013-09-18 | 重庆运安机电制造有限责任公司 | Mounting method of bottom width overhaul hanging basket of bridge |
| CN104358211A (en) * | 2014-10-16 | 2015-02-18 | 武汉二航路桥特种工程有限责任公司 | Beam bottom overhaul platform capable of spanning bridge piers and obstacle pillars and use method of beam bottom overhaul platform |
| CN106906756A (en) * | 2017-04-26 | 2017-06-30 | 武汉二航路桥特种工程有限责任公司 | Can Fast Installation remove maintenance operation platform and its construction method |
| CN107435296A (en) * | 2017-07-21 | 2017-12-05 | 中铁大桥局集团第六工程有限公司 | A kind of installation method of bridge inspection car, the bridge for setting up tool car and tool car |
| CN108487089A (en) * | 2018-04-03 | 2018-09-04 | 锦州铁道勘察设计院有限公司 | A method of railroad bridge is removed and set up on hillside |
-
2018
- 2018-09-29 CN CN201811149518.6A patent/CN109457613B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3305384A1 (en) * | 1982-09-14 | 1984-03-15 | Alfons 7774 Deggenhausertal Moog | Device for inspecting the underside of bridges |
| CN103306199A (en) * | 2013-06-21 | 2013-09-18 | 重庆运安机电制造有限责任公司 | Mounting method of bottom width overhaul hanging basket of bridge |
| CN104358211A (en) * | 2014-10-16 | 2015-02-18 | 武汉二航路桥特种工程有限责任公司 | Beam bottom overhaul platform capable of spanning bridge piers and obstacle pillars and use method of beam bottom overhaul platform |
| CN106906756A (en) * | 2017-04-26 | 2017-06-30 | 武汉二航路桥特种工程有限责任公司 | Can Fast Installation remove maintenance operation platform and its construction method |
| CN107435296A (en) * | 2017-07-21 | 2017-12-05 | 中铁大桥局集团第六工程有限公司 | A kind of installation method of bridge inspection car, the bridge for setting up tool car and tool car |
| CN108487089A (en) * | 2018-04-03 | 2018-09-04 | 锦州铁道勘察设计院有限公司 | A method of railroad bridge is removed and set up on hillside |
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| CN109457613B (en) | 2022-03-29 |
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