CN109577199A - A kind of bridge lateral prestressed stretch-draw rack - Google Patents
A kind of bridge lateral prestressed stretch-draw rack Download PDFInfo
- Publication number
- CN109577199A CN109577199A CN201811320135.0A CN201811320135A CN109577199A CN 109577199 A CN109577199 A CN 109577199A CN 201811320135 A CN201811320135 A CN 201811320135A CN 109577199 A CN109577199 A CN 109577199A
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- China
- Prior art keywords
- counter
- platform
- bridge
- balanced carriage
- job platform
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- Legal status (The legal status 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 status listed.)
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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
Abstract
The present invention relates to a kind of bridge lateral prestressed stretch-draw rack, which includes the counter-balanced carriage being arranged on bridge floor, the security platform that counter-balanced carriage side is arranged in, the job platform being arranged in below security platform and the truss frame for connecting being arranged between security platform and job platform.Compared with prior art, counter-balanced carriage is placed on bridge floor by the present invention, and guarantees the monolithic stability of rack by clump weight, transverse prestress tensioning operation is carried out on job platform convenient for construction personnel station, overall structure is simple, and size design is flexible, and safety coefficient is high；The movement on bridge floor is realized by idler wheel, convenient for greatly improving work efficiency to transverse prestress tensioning operation is carried out at bridge different location.
Description
Technical field
The invention belongs to bridge construction technical field of auxiliary equipment, are related to a kind of bridge lateral prestressed stretch-draw rack.
Background technique
In bridge construction, usually because of stress or construction demand, transverse prestressed reinforcing steel bar is needed to configure.Transverse prestress beam
In tensioning, worker will install jack at beam edge, for this purpose, often requiring to use some easy brackets in construction to hang
Jack is simultaneously installed, and there is only unhandy problems, and safety coefficient is low when construction, and falling risk is big.If in bridge
Under set up Large Construction bracket or platform, not only structure is complicated, higher cost, and mobile inconvenient, and working efficiency is low.
Therefore, it is necessary to a kind of transverse prestress tensioning equipment be designed, to solve existing skill while guaranteeing safe
Time-consuming and laborious present in art, the problems such as construction efficiency is low.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of bridge laterals to answer in advance
Power tensioning rack.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of bridge lateral prestressed stretch-draw rack, the rack include the counter-balanced carriage being arranged on bridge floor, are arranged in counterweight
The security platform of frame side, the job platform being arranged in below security platform and setting are between security platform and job platform
Truss frame for connecting.Bridge main body is stretched out outside truss frame for connecting, job platform, clump weight is placed on counter-balanced carriage, convenient for guaranteeing rack
Monolithic stability balance.It is adapted at job platform and the transverse prestress tensioning on bridge, so that operating personnel stands in operation
Platform carries out tensioning operation.
Further, the bottom of the counter-balanced carriage is equipped with idler wheel, and is arranged on bridge floor by the way that idler wheel is mobile.Idler wheel is just
In rack is moved to required position.
Further, the bridge floor is equipped with moving track compatible with idler wheel.
Further, the counter-balanced carriage is equipped with clump weight placement plate.Clump weight placement plate is convenient for placing clump weight
On counter-balanced carriage.
Further, criss cross diagonals is equipped between the counter-balanced carriage and truss frame for connecting.
Further, the security platform is equipped with security platform protective fence.
Further, the job platform is equipped with job platform protective fence.Security platform protective fence and job platform
Protective fence is for preventing operating personnel from falling.
Further, hanging ladder is equipped between the security platform and job platform.Hanging ladder is convenient for operating personnel in safety
Movement is climbed between platform and job platform.
Compared with prior art, the invention has the characteristics that:
1) counter-balanced carriage is placed on bridge floor, and guarantees the monolithic stability of rack by clump weight, stood convenient for construction personnel
Transverse prestress tensioning operation is carried out on job platform, overall structure is simple, and size design is flexible, and safety coefficient is high；
2) movement on bridge floor is realized by idler wheel, convenient for progress transverse prestress tensioning work at bridge different location
Industry greatly improves work efficiency.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention, wherein it is anti-that idler wheel, hanging ladder and job platform are not shown in Fig. 1
Close to the part of bridge side on guardrail；
Fig. 2 is schematic view of the front view of the invention；
Fig. 3 is right side structural representation of the invention；
Description of symbols in figure:
1-bridge floor, 2-counter-balanced carriages, 3-security platforms, 4-job platforms, 5-truss frame for connecting, 6-idler wheels, 7-crosses
Shape diagonal brace, 8-security platform protective fences, 9-job platform protective fences, 10-hanging ladders, at 11-transverse prestress tensioning.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to
Following embodiments.
Embodiment 1:
A kind of bridge lateral prestressed stretch-draw rack as shown in Figure 1, Figure 2, Figure 3 shows, including being placed on matching on bridge floor 1
Weight frame 2, by the overhanging security platform 3 in 2 upper end of counter-balanced carriage, and be fixed on 3 bottom end of security platform and for operating personnel construct
Job platform 4, idler wheel 6 is provided between counter-balanced carriage 2 and the contact surface of bridge floor 1.By on counter-balanced carriage 2 and counter-balanced carriage 2
The clump weight of placement guarantees the stabilization of rack, realizes movement of the rack on bridge floor 1 by idler wheel 6, a people above pushes away in bridge floor 1
It draws, another people constructs on job platform 4, cooperates, improves efficiency, and effective guarantee operating personnel's safety.
Wherein, counter-balanced carriage 2 includes 4 vertical bars, 6 horizon bars and 8 oblique companies being connected between vertical bar and horizon bar
Extension bar, these rod pieces use box steel, are welded to each other connection.One block of steel of putting more energy into is welded on four horizon bars of 2 bottom of counter-balanced carriage
Plate, so as to the placement of clump weight.Idler wheel 6 is equipped with 4 altogether, and is respectively arranged at below 4 vertical bars of counter-balanced carriage 2, counter-balanced carriage 2
It is contacted, is moved easily with bridge floor 1 by 4 idler wheels.To make rack be more convenient for moving, simple track can be set on bridge floor 1, and
It takes and applies the measures such as lubricating oil reduction friction, track can be made of channel steel.
Security platform 3 is welded with the vertically and horizontally steel plate of ribbed stiffener by bottom or aluminium alloy plate makes, and security platform 3 is equipped with peace
Full Terrace prevention column 8, and be fixedly connected with security platform protective fence 8 by welding or bolt.Job platform 4 is welded with by bottom
Vertically and horizontally the steel plate of ribbed stiffener or aluminium alloy plate production, job platform 4 are equipped with job platform protective fence 9, and and job platform
Protective fence 9 is fixedly connected by welding or bolt.Close to 11 sides at bridge lateral prestressed stretch-draw on job platform protective fence 9
Part be higher than other parts, to protect construction personnel safe.At bridge lateral prestressed stretch-draw 11 to job platform 4 distance
Should substantially normal adult man stand when chest to sole distance, in order to operating personnel construction.
3 bottom of security platform is provided with two rows of truss frame for connecting 5, connect with the job platform 4 of lower section.Truss frame for connecting 5 is case
Fashioned iron, both ends are welded between security platform 3 and job platform 4, to improve the structural strength and stability of job platform 4.Peace
Criss cross diagonals 7 is equipped at left and right sides of complete 3 bottom of platform.Criss cross diagonals 7 is box steel, vertical bar and connection with counter-balanced carriage 2
Truss 5 is connected by welding.
3 bottom of security platform is provided with the hanging ladder 10 for operating personnel's climbing.Hanging ladder 10 includes two upright bars and multiple
The lateral quarter butt being evenly distributed between two upright bars, so that operating personnel passes in and out job platform 4.
Rod piece, criss cross diagonals 7, the truss frame for connecting 5 of counter-balanced carriage 2, size, material etc. can need to carry out according to stress
Adjustment.Steel plate thickness used in security platform 3 and job platform 4, ribbed stiffener size and arrangement can also be adjusted according to the design needs
It is whole.Job platform 4 carries out transverse prestress tensioning operation for 1-2 people, should be according to the practical construction number that configured when design
It determines scantling and counterweight, and checks structural strength and stability；Also hoist engine can be used and replace artificial push-and-pull rack.Counterweight
Several truss-like rod pieces replacements also can be used to place the stiffened steel plates of clump weight on frame 2, shape, size and distribution can roots
It needs to be adjusted according to clump weight actual weight and design.
Embodiment 2:
A kind of bridge lateral prestressed stretch-draw rack, including be arranged on bridge floor 1 counter-balanced carriage 2, be arranged in 2 side of counter-balanced carriage
The security platform 3 in face, the job platform 4 being arranged in below security platform 3 and setting security platform 3 and job platform 4 it
Between truss frame for connecting 5.
Wherein, the bottom of counter-balanced carriage 2 is equipped with idler wheel 6, and is arranged on bridge floor 1 by the way that idler wheel 6 is mobile.Bridge floor 1 is equipped with
Moving track compatible with idler wheel 6.Counter-balanced carriage 2 is equipped with clump weight placement plate.Counter-balanced carriage 2, security platform 3, truss frame for connecting 5
Between be equipped with criss cross diagonals 7.Security platform 3 is equipped with security platform protective fence 8, and job platform 4 is anti-equipped with job platform
Guardrail 9.Hanging ladder 10 is equipped between security platform 3 and job platform 4.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention
Within protection scope.
Claims (8)
1. a kind of bridge lateral prestressed stretch-draw rack, which is characterized in that the rack includes the counter-balanced carriage being arranged on bridge floor (1)
(2), be arranged counter-balanced carriage (2) side security platform (3), job platform (4) below security platform (3) be set and set
Set the truss frame for connecting (5) between security platform (3) and job platform (4).
2. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the counter-balanced carriage
(2) bottom is equipped with idler wheel (6), and is arranged on bridge floor (1) by the way that idler wheel (6) are mobile.
3. a kind of bridge lateral prestressed stretch-draw rack according to claim 2, which is characterized in that the bridge floor (1)
Compatible moving track is equipped with idler wheel (6).
4. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the counter-balanced carriage
(2) it is equipped with clump weight placement plate.
5. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the counter-balanced carriage
(2) criss cross diagonals (7) are equipped between truss frame for connecting (5).
6. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the security platform
(3) security platform protective fence (8) are equipped with.
7. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the job platform
(4) job platform protective fence (9) are equipped with.
8. a kind of bridge lateral prestressed stretch-draw rack according to claim 1, which is characterized in that the security platform
(3) hanging ladder (10) are equipped between job platform (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811320135.0A CN109577199A (en) | 2018-11-07 | 2018-11-07 | A kind of bridge lateral prestressed stretch-draw rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811320135.0A CN109577199A (en) | 2018-11-07 | 2018-11-07 | A kind of bridge lateral prestressed stretch-draw rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109577199A true CN109577199A (en) | 2019-04-05 |
Family
ID=65921732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811320135.0A Pending CN109577199A (en) | 2018-11-07 | 2018-11-07 | A kind of bridge lateral prestressed stretch-draw rack |
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| Country | Link |
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| CN (1) | CN109577199A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160118703A (en) * | 2015-04-03 | 2016-10-12 | 하정훈 | Longitudinal inspection frame for bridge |
| US20160312481A1 (en) * | 2015-04-27 | 2016-10-27 | Rolling Easy Platforms, LLC | Work platform rail system |
| CN106638299A (en) * | 2017-01-18 | 2017-05-10 | 湖南瑞涪科技实业有限公司 | Multifunctional operation platform and construction method |
| CN106758807A (en) * | 2017-01-23 | 2017-05-31 | 黄河交通学院 | A kind of bridge reinforcement distributed detection system based on mobile platform |
| CN206328678U (en) * | 2016-12-21 | 2017-07-14 | 中建三局安装工程有限公司 | Steel box-girder chooses arm and steel guard rail installs dual-purpose type Mobile operating platform |
| CN107059609A (en) * | 2017-01-23 | 2017-08-18 | 重庆恒佳工程技术咨询有限公司 | Bridge maintenance system span formula steel structure platform |
| CN206591431U (en) * | 2017-01-18 | 2017-10-27 | 湖南瑞涪科技实业有限公司 | Multifunction working platform |
-
2018
- 2018-11-07 CN CN201811320135.0A patent/CN109577199A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160118703A (en) * | 2015-04-03 | 2016-10-12 | 하정훈 | Longitudinal inspection frame for bridge |
| US20160312481A1 (en) * | 2015-04-27 | 2016-10-27 | Rolling Easy Platforms, LLC | Work platform rail system |
| CN206328678U (en) * | 2016-12-21 | 2017-07-14 | 中建三局安装工程有限公司 | Steel box-girder chooses arm and steel guard rail installs dual-purpose type Mobile operating platform |
| CN106638299A (en) * | 2017-01-18 | 2017-05-10 | 湖南瑞涪科技实业有限公司 | Multifunctional operation platform and construction method |
| CN206591431U (en) * | 2017-01-18 | 2017-10-27 | 湖南瑞涪科技实业有限公司 | Multifunction working platform |
| CN106758807A (en) * | 2017-01-23 | 2017-05-31 | 黄河交通学院 | A kind of bridge reinforcement distributed detection system based on mobile platform |
| CN107059609A (en) * | 2017-01-23 | 2017-08-18 | 重庆恒佳工程技术咨询有限公司 | Bridge maintenance system span formula steel structure platform |
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Application publication date: 20190405 |