CN101761031A - Continuous and perpendicular lifting apparatus for large segmental bridge floor beam - Google Patents
Continuous and perpendicular lifting apparatus for large segmental bridge floor beam Download PDFInfo
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- CN101761031A CN101761031A CN 200810044180 CN200810044180A CN101761031A CN 101761031 A CN101761031 A CN 101761031A CN 200810044180 CN200810044180 CN 200810044180 CN 200810044180 A CN200810044180 A CN 200810044180A CN 101761031 A CN101761031 A CN 101761031A
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Abstract
The invention relates to a continuous and perpendicular lifting apparatus for a large segmental bridge floor beam, comprising a bearing bracket, a hydraulic jack lifting system, a rope reel and fairlead device and an operating platform. The bearing bracket consists of a main head beam, an upright column, a tension bar, an inclined support and a link rod element; the operating platform is arranged on the main head beam; the jack lifting system and the rope reel and fairlead device corresponding to the position of the jack are arranged on the operating platform; the bottom of the bearing bracket is fixedly connected with a sharing beam which is fixed on the upright column by a high-strength bolt. The apparatus adopts the permanent upright column as a foundation, so that the number of the temporary structures is reduced greatly; the lifting bracket is used as a device capable of being used cyclically, so that greater economic benefit is created. The synchronous lifting operation of the hydraulic jack is controlled by the computer, and the lifted component is lifted stably and continuously to the right position; and the control course is precise and safe. The invention meets the construction requirements of perpendicularly lifting the large segment of the whole span bridge floor beam in the beam construction.
Description
Technical field
The present invention relates to bridge floor beam perpendicular lifting apparatus in a kind of bridge construction, especially a kind of continuous and perpendicular lifting apparatus that is installed on the pier stud top.
Background technology
At present, along with greatly developing and the continuous progress of construction technology method of construction machinery, in the large-scale steel structure installation, from ground vertical-lift, high-altitude method in place multiple choices are arranged, can adopt that large lifting equipments such as mobile crane, crawler crane, straddle truck lift, walking, operation such as in place.But when the lifting structure scale of construction, tonnage during all above some levels, especially in bridge construction to whole vertical-lift operation of striding bridge floor beam, because bridge floor beam structural plan size is big, the scale of construction and tonnage are big, take all factors into consideration economy and safety, the hanging method of the existing main equipment of above-mentioned employing is inapplicable, must consider that a kind of satisfied construction of design, the reliable lifting means of technology carry out the whole lifting of big sections.
Summary of the invention
The present invention puts in order the vertical-lift construction needs of striding the big sections of bridge floor beam for satisfying in the bridge construction, and a kind of continuous and perpendicular lifting apparatus for large segmental bridge floor beam based on column Dun Ding is provided.
For achieving the above object, technical scheme of the present invention is: a kind of continuous and perpendicular lifting apparatus for large segmental bridge floor beam, comprise the carrying support, the hydraulic jack Hoisting System, rope dish and fairlead device, operating platform, the carrying support is made up of head girder, column, pull bar, diagonal brace and contact rod member, be provided with operating platform above the head girder, be furnished with on the operating platform jack Hoisting System and with corresponding rope dish of the layout of jack and fairlead device, the carrying frame bottom adopts high-strength bolt to be fixedly connected on the branch spreader beam that is fixed on the column.
Each operating platform of contact rod member is welded by H shaped steel or channel-section steel.
The hydraulic jack Hoisting System comprises hydraulic jack, has logic control, position synchronization control function, realizes the computer control hydraulic synchronizing lifting system of steady lifting, decline and the Long-distance Control of member.
The rope dish is by steel pipe manufacturing, and links to each other with the supporting leg that is installed on cradle top surface by roller bearing; Fairlead is made by channel-section steel, vertically enters jack inner chamber behind the unwrapping wire through the steel strand of fairlead in the rope dish.
The direction across bridge of operating platform is provided with the safe string bag, and the platform bottom periphery is provided with baseboard, and the platform panel is made by checkered steel plate.
The invention has the beneficial effects as follows: this device utilizes permanent column as the basis, greatly reduces the temporary structure consumption, and this lifting support can be used as a kind of appliance arrangement, can recycle, and has created bigger economic benefit; And utilize the computer control hydraulic jack to promote operation synchronously, lifting member can be promoted steadily, continuously in place, process control accurately, safety.Can satisfy whole vertical-lift construction needs of striding the big sections of bridge floor beam in the bridge construction.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the embodiment of patent of the present invention.Should be understood that these embodiment only to be used to patent of the present invention is described and be not used in the restriction patent of the present invention scope.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read patent instruction of the present invention, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, continuous and perpendicular lifting apparatus for large segmental bridge floor beam of the present invention comprises carrying support 1; Hydraulic jack Hoisting System 2; Rope dish and fairlead device 3; Operating platform 4.
Be provided with operating platform 4 above the head girder of carrying support 1, be furnished with on the operating platform 4 jack Hoisting System 2 and with corresponding rope dish of the layout of jack and fairlead device 3, carrying support 1 bottom adopts high-strength bolt to be fixedly connected on the branch spreader beam 5 that is fixed on the column 6.
(1) carrying support
(2) hydraulic jack Hoisting System
The Hoisting System 2 main LSD200 type hydraulic jack that adopt Liuzhou OVM realize promoting synchronously by computer control.Computer control hydraulic synchronizing lifting system is made up of control system (computer and sensor), load bearing system (steel strand and jack), dynamical system (hydraulic power unit) etc.The computer synchronous control system has logic control, position synchronization control function, can realize steady lifting, decline and the Long-distance Control of member.
Every cover lifting appliance configuration 2 cover hydraulic jack Hoisting System 2 realize promoting synchronously control by one group of synchronous control system again.
(3) rope dish and fairlead device
On the operating platform 4 of support 1 end face, arrange two lasso trick dishes and fairlead device 3, corresponding with the layout of jack.By this covering device, realize promoting and transfer in the process, the take-up of steel strand 7 and unwrapping wire operation.The rope dish adopts steel pipe manufacturing, links to each other with the supporting leg that is installed on cradle top surface by roller bearing; Fairlead adopts channel-section steel to make, and is fixed in cradle top surface, and the position should be in the position of jack correspondence, guarantees that steel strand vertically enter the jack inner chamber behind the unwrapping wire in the rope dish.
(4) operating platform
Placement operations pin hand platform 4 on carrying support 1, equipment such as hydrant cart, the platform direction across bridge is provided with the safe string bag, avoids falling object from high altitude, and the platform bottom periphery is provided with baseboard, and the platform panel adopts checkered steel plate.
With the Min Pu bridge is example, and end bay steel work one is put in order and striden big sections planar dimension is 43.6m * 52.5m * 11.7m, heavily about 960 tons.Existing hanging device is all inapplicable, adopts continuous and perpendicular lifting apparatus for large segmental bridge floor beam of the present invention, has solved this difficult problem effectively, and concrete steps are:
(1) large segmental bridge floor beam 8 to be hoisted is located in column 6 intermediate lift position;
(2) at four column 6 tops bridge floor beam continuous and perpendicular lifting apparatus of the present invention is installed.
(3) promote continuously by four lifting appliances, eight hydraulic jack, the bridge floor beam lifting is put in place.
Facts have proved that easy construction of the present invention greatly reduces cost, be worth recommending.
Claims (5)
1. continuous and perpendicular lifting apparatus for large segmental bridge floor beam, comprise carrying support (1), hydraulic jack Hoisting System (2), rope dish and fairlead device (3), operating platform (4), it is characterized in that, described carrying support (1) is by the head girder, column, pull bar, diagonal brace and contact rod member are formed, be provided with operating platform (4) above the head girder, be furnished with on the operating platform (4) hydraulic jack Hoisting System (2) and with corresponding rope dish of the layout of jack and fairlead device (3), carrying support (1) bottom adopts high-strength bolt to be fixedly connected on the branch spreader beam (5) that is fixed on the column (6).
2. continuous and perpendicular lifting apparatus for large segmental bridge floor beam according to claim 1 is characterized in that, described each operating platform of contact rod member is welded by H shaped steel or channel-section steel.
3. continuous and perpendicular lifting apparatus for large segmental bridge floor beam according to claim 1, it is characterized in that, described hydraulic jack Hoisting System (2) comprises hydraulic jack, have logic control, position synchronization control function, realize the computer control hydraulic synchronizing lifting system of steady lifting, decline and the Long-distance Control of member.
4. continuous and perpendicular lifting apparatus for large segmental bridge floor beam according to claim 1, it is characterized in that, described rope dish is by steel pipe manufacturing, and link to each other with the supporting leg that is installed on cradle top surface by roller bearing, fairlead is made by channel-section steel, vertically enters jack inner chamber behind the unwrapping wire through the steel strand (7) of fairlead in the rope dish.
5. continuous and perpendicular lifting apparatus for large segmental bridge floor beam according to claim 1 is characterized in that, the direction across bridge of described operating platform (4) is provided with the safe string bag, and the platform bottom periphery is provided with baseboard, and the platform panel is made by checkered steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810044180 CN101761031B (en) | 2008-12-24 | 2008-12-24 | Continuous and perpendicular lifting apparatus for large segmental bridge floor beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810044180 CN101761031B (en) | 2008-12-24 | 2008-12-24 | Continuous and perpendicular lifting apparatus for large segmental bridge floor beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761031A true CN101761031A (en) | 2010-06-30 |
| CN101761031B CN101761031B (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200810044180 Active CN101761031B (en) | 2008-12-24 | 2008-12-24 | Continuous and perpendicular lifting apparatus for large segmental bridge floor beam |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886369A (en) * | 2010-07-06 | 2010-11-17 | 中建八局基础设施建设有限公司 | Beam erecting method |
| CN102094389B (en) * | 2009-12-14 | 2013-04-24 | 上海市基础工程有限公司 | Separable large-section truss girder hydraulic lifting device |
| CN107130517A (en) * | 2017-04-23 | 2017-09-05 | 中建三局基础设施工程有限公司 | It is a kind of fine-tuning from lifting closure mould bases base apparatus and its operating method |
| CN107522121A (en) * | 2017-09-01 | 2017-12-29 | 中交第二公路工程局有限公司 | A kind of steel strand wires line winding guide and steel strand wires rope-winding method side by side |
| CN110080108A (en) * | 2019-04-10 | 2019-08-02 | 四川雅康高速公路有限责任公司 | It unites for falling boom support and falling girder system in tunnel |
| CN110106787A (en) * | 2019-04-10 | 2019-08-09 | 四川雅康高速公路有限责任公司 | Bridge falls beam construction method between tunnel |
| US10534338B2 (en) | 2015-08-20 | 2020-01-14 | Siemens Aktiengesellschaft | Method for generating a switching sequence in an industrial system, and device |
| CN114214941A (en) * | 2021-09-08 | 2022-03-22 | 中交武汉港湾工程设计研究院有限公司 | Reverse lifting equipment for mounting separated suspension bridge steel beam and construction method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2644489Y (en) * | 2003-06-09 | 2004-09-29 | 上海市基础工程公司 | Hoisting machine for main deck of bridge |
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2008
- 2008-12-24 CN CN 200810044180 patent/CN101761031B/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094389B (en) * | 2009-12-14 | 2013-04-24 | 上海市基础工程有限公司 | Separable large-section truss girder hydraulic lifting device |
| CN101886369A (en) * | 2010-07-06 | 2010-11-17 | 中建八局基础设施建设有限公司 | Beam erecting method |
| CN101886369B (en) * | 2010-07-06 | 2012-11-07 | 中建八局基础设施建设有限公司 | Beam erecting method |
| US10534338B2 (en) | 2015-08-20 | 2020-01-14 | Siemens Aktiengesellschaft | Method for generating a switching sequence in an industrial system, and device |
| CN107130517A (en) * | 2017-04-23 | 2017-09-05 | 中建三局基础设施工程有限公司 | It is a kind of fine-tuning from lifting closure mould bases base apparatus and its operating method |
| CN107522121A (en) * | 2017-09-01 | 2017-12-29 | 中交第二公路工程局有限公司 | A kind of steel strand wires line winding guide and steel strand wires rope-winding method side by side |
| CN107522121B (en) * | 2017-09-01 | 2023-09-22 | 中交第二公路工程局有限公司 | Steel strand wire winding guide device and steel strand wire side-by-side winding method |
| CN110080108A (en) * | 2019-04-10 | 2019-08-02 | 四川雅康高速公路有限责任公司 | It unites for falling boom support and falling girder system in tunnel |
| CN110106787A (en) * | 2019-04-10 | 2019-08-09 | 四川雅康高速公路有限责任公司 | Bridge falls beam construction method between tunnel |
| CN114214941A (en) * | 2021-09-08 | 2022-03-22 | 中交武汉港湾工程设计研究院有限公司 | Reverse lifting equipment for mounting separated suspension bridge steel beam and construction method thereof |
| CN114214941B (en) * | 2021-09-08 | 2024-03-26 | 中交武汉港湾工程设计研究院有限公司 | Inverted lifting equipment for installing steel girder of separated suspension bridge and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101761031B (en) | 2012-07-18 |
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Owner name: SHANGHAI FOUNDATION ENGINEERING GROUP CO., LTD. Free format text: FORMER NAME: SHANGHAI FOUNDATION ENGINEERING CO., LTD. |
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Address after: 200433 Yangpu District, Shanghai Star Road, No. 231 Patentee after: Shanghai Foundation Engineering Group Co., Ltd. Address before: 200433 Yangpu District, Shanghai Star Road, No. 231 Patentee before: Shanghai Foundation Engineering Co., Ltd. |