CN103924521B - The deviation correcting device installed for overhead, bridge and method for correcting error thereof - Google Patents

The deviation correcting device installed for overhead, bridge and method for correcting error thereof Download PDF

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Publication number
CN103924521B
CN103924521B CN201410148383.7A CN201410148383A CN103924521B CN 103924521 B CN103924521 B CN 103924521B CN 201410148383 A CN201410148383 A CN 201410148383A CN 103924521 B CN103924521 B CN 103924521B
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unit
bridge
case beam
jack
bridge case
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CN103924521A (en
Inventor
陈晓明
潘令誉
俞嫒妍
张宇
刘泉
吴君
史维
王云飞
许勇
杨斌
王正佳
王佳玮
程远程
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Shanghai Mechanized Construction Group Co Ltd
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Shanghai Mechanized Construction Group Co Ltd
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Abstract

The invention provides a kind of deviation correcting device of installing for overhead, bridge and method for correcting error thereof, it is by the vertical jack stand bridge case beam in its jacking unit, and the vertical jack edge promoted in the horizontal direction in described jacking unit by the correction unit in jacking unit after bridge case beam is by jack-up is moved with the direction of thrusting slip axes normal, to carry out real-time deviation correcting to bridge case beam in the process pushed away at bridge case back, do not reducing on the basis of efficiency of construction, ensure that bridge line can not produce deviation.

Description

The deviation correcting device installed for overhead, bridge and method for correcting error thereof
Technical field
The present invention relates to overhead, Bridge Construction technical field, particularly relate to a kind of deviation correcting device of installing for overhead, bridge and method for correcting error thereof.
Background technology
In current steel case bridge floor Incremental Launching Construction Technology, due to the reason such as uneven of load, can produce bridge line deviation, real-time deviation correcting becomes a difficult problem.General correction mode is arrange correction point in the side of bridge case beam, when measuring bridge case beam and having deviation situation, to stop the work of bridge floor pushing tow, and rectify a deviation according to the direction of deviation and size, wait for that correction can continue pushing tow work after terminating, this correction mode can increase the time of pushing tow work greatly, reduces efficiency of construction.
Summary of the invention
The invention provides a kind of deviation correcting device of installing for overhead, bridge and method for correcting error thereof, cannot in real time to the problem that bridge line deviation is rectified a deviation in prior art to solve.
In order to solve the problems of the technologies described above, the invention provides a kind of deviation correcting device installed for overhead, bridge, its permanent bridge pier being arranged at overhead, bridge is or/and in falsework system, described deviation correcting device comprises jacking unit, described jacking unit comprises vertical jack, described vertical jack is used in the vertical direction jack-up bridge case beam, described jacking unit also comprises level correction unit, and described level correction unit is used for the vertical jack edge promoted in the horizontal direction in described jacking unit and moves with the direction of thrusting slip axes normal.
Further, described deviation correcting device also comprises pushing tow unit, described pushing tow unit also comprises the vertical jack for bridge case beam described in the vertical direction jack-up, described pushing tow unit also comprises horizontal sliding unit, and described horizontal sliding unit is used for the vertical jack promoted in described pushing tow unit in the horizontal direction and moves along thrusting slip axis.
Further, described horizontal sliding unit comprises sliding element inside casing, slide rail, sliding element slide block and level jack, described slide rail is arranged in described sliding element inside casing along thrusting slip axis direction, described sliding element slide block and described slide rail are slidably connected, vertical jack in described pushing tow unit is arranged on described sliding element slide block, described level jack in described horizontal sliding unit is arranged in described sliding element inside casing, and its one end is connected with described sliding element slide block.
Further, described level correction unit comprises correction unit inside casing, correction unit slide block and two level jack, described correction unit slide block is arranged in described correction unit inside casing, vertical jack in described jacking unit is arranged on described correction unit slide block, described two level jack edge in described level correction unit and the direction of thrusting slip axes normal are arranged at the relative both sides of described inside casing respectively, and its one end is all connected with described correction unit slide block.
Further, described pushing tow unit is equipped with limit switch with on the vertical jack in jacking unit.
The present invention also provides a kind of method for correcting error of the above-mentioned deviation correcting device installed for overhead, bridge, it comprises: during vertical jack stand bridge case beam in described jacking unit, controls level correction unit in described jacking unit along carrying out rectification work with the direction of thrusting slip axes normal to described bridge case beam by computer.
Further, the method for correcting error of the described deviation correcting device installed for overhead, bridge specifically comprises: step one: one section of bridge case beam by the vertical jack stand in described pushing tow unit in overhead or bridge, and drives described bridge case beam to move a segment distance along thrusting slip axis front by described horizontal sliding unit; Step 2: by bridge case beam described in the vertical jack stand in described jacking unit, during vertical jack stand bridge case beam in described jacking unit, the level correction unit edge controlled in described jacking unit by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, and described horizontal sliding unit drives the vertical jack in described pushing tow unit to get back to original position simultaneously; Step 3: repeat step one, two, until the sliding of described bridge case back is moved on to position.
Further, described step one is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack controlled in described pushing tow unit, described bridge case beam is by the vertical very heavy synthlipsis cylinder controlled after jack-up in described jacking unit, control described horizontal sliding cell operation by computer again, the vertical jack promoted in described pushing tow unit drives described bridge case beam to move a segment distance along thrusting slip axis front.
Further, described step 2 is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack controlled in described jacking unit, during vertical jack stand bridge case beam in described jacking unit, the level correction unit edge controlled in described jacking unit by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, control the vertical very heavy synthlipsis cylinder in described pushing tow unit simultaneously, described horizontal sliding cell operation is controlled again by computer, the vertical jack in described pushing tow unit is pulled to move along thrusting slip axis rear and get back to original position.
Compared with prior art, the present invention has following beneficial effect:
The deviation correcting device installed for overhead, bridge provided by the invention and method for correcting error thereof are by the vertical jack stand bridge case beam in its jacking unit, and the vertical jack edge promoted in the horizontal direction in described jacking unit by the level correction unit in jacking unit after bridge case beam is by jack-up is moved with the direction of thrusting slip axes normal, to carry out real-time deviation correcting to bridge case beam in the process pushed away at bridge case back, do not reducing on the basis of efficiency of construction, ensure that bridge line can not produce deviation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
The lateral view of the deviation correcting device installed for overhead, bridge that Fig. 1 provides for the embodiment of the present invention;
The top view of the deviation correcting device installed for overhead, bridge that Fig. 2 provides for the embodiment of the present invention.
In fig. 1 and 2,
1: pushing tow unit; 2: jacking unit; 11,21: vertical jack; 12,22: level jack; 13: sliding element inside casing; 14: slide rail; 15: sliding element slide block; 23: correction unit inside casing; 24: correction unit slide block.
Detailed description of the invention
The deviation correcting device installed for overhead, bridge proposed the present invention below in conjunction with the drawings and specific embodiments and method for correcting error thereof are described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
Core concept of the present invention is, a kind of deviation correcting device of installing for overhead, bridge and method for correcting error thereof are provided, it is by the vertical jack stand bridge case beam in its jacking unit, and the vertical jack edge promoted in the horizontal direction in described jacking unit by the level correction unit in jacking unit after bridge case beam is by jack-up is moved with the direction of thrusting slip axes normal, to carry out real-time deviation correcting to bridge case beam in the process pushed away at bridge case back, do not reducing on the basis of efficiency of construction, ensure that bridge line can not produce deviation.
Please refer to Fig. 1 and Fig. 2, the lateral view of the deviation correcting device installed for overhead, bridge that Fig. 1 provides for the embodiment of the present invention; The top view of the deviation correcting device installed for overhead, bridge that Fig. 2 provides for the embodiment of the present invention.
As depicted in figs. 1 and 2, the embodiment of the present invention provides a kind of deviation correcting device installed for overhead, bridge, its permanent bridge pier being arranged at overhead, bridge is or/and in falsework system, described deviation correcting device comprises jacking unit 2, described jacking unit 2 comprises vertical jack 21, described vertical jack 21 is in the vertical direction jack-up bridge case beam, described jacking unit 2 also comprises level correction unit, and described level correction unit is used for the vertical jack 21 promoted in described jacking unit 2 in the horizontal direction and moves along the direction with thrusting slip axes normal.
Further, described deviation correcting device also comprises pushing tow unit 1, described pushing tow unit 1 also comprises the vertical jack 11 for bridge case beam described in the vertical direction jack-up, described pushing tow unit 1 also comprises horizontal sliding unit, and described horizontal sliding unit is used for the vertical jack 11 promoted in described pushing tow unit 1 in the horizontal direction and moves along thrusting slip axis.
Further, described horizontal sliding unit comprises sliding element inside casing 13, slide rail 14, sliding element slide block 15 and level jack 12, described slide rail 14 is arranged in described sliding element inside casing 13 along thrusting slip axis direction, described sliding element slide block 15 is slidably connected with described slide rail 14, described slide rail 14 adopts the minimum material of friction factor to make, with the frictional force of the base plate of balance bridge case beam base plate and sliding element inside casing 13, vertical jack 11 in described pushing tow unit 1 is arranged on described sliding element slide block 15, described level jack 12 in described horizontal sliding unit is arranged in described sliding element inside casing 13, its one end is connected with described sliding element slide block 15, described level jack 12 drives described sliding element slide block 15 to move along thrusting slip axis direction in described sliding element inside casing 13 by telescoping cylinder.
Further, described level correction unit comprises correction unit inside casing 23, correction unit slide block 24 and two level jack 22, described correction unit slide block 24 is arranged in described correction unit inside casing 23, described correction unit inside casing 23 adopts the minimum material of friction factor to make, with the frictional force of balance bridge case beam base plate with correction unit inside casing 23 base plate, vertical jack 21 in described jacking unit 2 is arranged on described correction unit slide block 24, described two level jack 22 in described level correction unit are arranged at the relative both sides of described correction unit inside casing 23 respectively along with the direction of thrusting slip axes normal, its one end is all connected with described correction unit slide block 24, in the same direction correcting process of bridge case beam, two level jack 22 in described jacking unit 2 one stretch a contracting all the time, drive described correction unit slide block 24 in described correction unit inside casing 23 along moving with the direction of thrusting slip axes normal.
Further, described pushing tow unit 1 is equipped with limit switch with on the vertical jack 11,12 in jacking unit 2, described limit switch can be very sensitive judge whether bridge case beam throws off vertical jack 11,12, without the need to waiting for that bridge case beam is thrown off very large distance and just can be carried out contracting cylinder, shorten the time of telescoping cylinder, and Height Adjustable due to vertical jack 11,12, all can meet the linear requirements of bridge case beam when being adjacent to or throwing off bottom bridge case beam.
The embodiment of the present invention also provides a kind of method for correcting error of the above-mentioned deviation correcting device installed for overhead, bridge, it specifically comprises: step one: one section of bridge case beam by vertical jack 11 jack-up in described pushing tow unit 1 in overhead or bridge, and drives described bridge case beam to move a segment distance along thrusting slip axis front by described horizontal sliding unit; Step 2: by bridge case beam described in vertical jack 21 jack-up in described jacking unit 2, during vertical jack 21 jack-up bridge case beam in described jacking unit 2, the level correction unit edge controlled in described jacking unit 2 by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, and described horizontal sliding unit drives the vertical jack 11 in described pushing tow unit 1 to get back to original position simultaneously; Step 3: repeat step one, two, until the sliding of described bridge case back is moved on to position.
Further, described step one is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack 11 controlled in described pushing tow unit 1, described bridge case beam is by the vertical jack 21 contracting cylinder controlled after jack-up in described jacking unit 2, control described horizontal sliding cell operation by computer again, the vertical jack 11 promoted in described pushing tow unit 1 drives described bridge case beam to move a segment distance along thrusting slip axis front.
Further, described step 2 is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack 21 controlled in described jacking unit 2, during vertical jack stand bridge case beam in described jacking unit, the level correction unit edge controlled in described jacking unit 2 by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, control the vertical jack 11 contracting cylinder in described pushing tow unit 1 simultaneously, described horizontal sliding cell operation is controlled again by computer, the vertical jack 11 in described pushing tow unit 1 is pulled to move along thrusting slip axis rear and get back to original position.
In sum, the deviation correcting device installed for overhead, bridge that the embodiment of the present invention provides and method for correcting error thereof are by the vertical jack 21 jack-up bridge case beam in its jacking unit 2, and the vertical jack 21 promoted in the horizontal direction in described jacking unit 2 by the level correction unit in jacking unit 2 after bridge case beam is by jack-up is moved along the direction with thrusting slip axes normal, to carry out real-time deviation correcting to bridge case beam in the process pushed away at bridge case back, do not reducing on the basis of efficiency of construction, ensure that bridge line can not produce deviation.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if of the present invention these change and modification belongs within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (3)

1. one kind for overhead, the method for correcting error of the deviation correcting device that bridge is installed, it is characterized in that, comprise: during vertical jack stand bridge case beam in jacking unit, the level correction unit edge controlled in described jacking unit by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, described deviation correcting device is arranged at overhead, the permanent bridge pier of bridge is or/and in falsework system, described deviation correcting device comprises jacking unit, described jacking unit comprises vertical jack, described vertical jack is used in the vertical direction jack-up bridge case beam, described jacking unit also comprises level correction unit, described level correction unit is used for the vertical jack edge promoted in the horizontal direction in described jacking unit and moves with the direction of thrusting slip axes normal, described deviation correcting device also comprises pushing tow unit, described pushing tow unit also includes the vertical jack for bridge case beam described in the vertical direction jack-up, described pushing tow unit also comprises horizontal sliding unit, described horizontal sliding unit is used for the vertical jack promoted in described pushing tow unit in the horizontal direction and moves along thrusting slip axis, described for overhead, the method for correcting error of the deviation correcting device that bridge is installed specifically comprises:
Step one: one section of bridge case beam by the vertical jack stand in described pushing tow unit in overhead or bridge, and drive described bridge case beam to move a segment distance along thrusting slip axis front by described horizontal sliding unit;
Step 2: by bridge case beam described in the vertical jack stand in described jacking unit, during vertical jack stand bridge case beam in described jacking unit, the level correction unit edge controlled in described jacking unit by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, and described horizontal sliding unit drives the vertical jack in described pushing tow unit to get back to original position simultaneously;
Step 3: repeat step one, two, until the sliding of described bridge case back is moved on to position.
2. the method for correcting error of the deviation correcting device installed for overhead, bridge according to claim 1, it is characterized in that, described step one is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack controlled in described pushing tow unit, described bridge case beam is by the vertical very heavy synthlipsis cylinder controlled after jack-up in described jacking unit, control described horizontal sliding cell operation by computer again, the vertical jack promoted in described pushing tow unit drives described bridge case beam to move a segment distance along thrusting slip axis front.
3. according to claim 1 and 2 for overhead, the method for correcting error of the deviation correcting device that bridge is installed, it is characterized in that, described step 2 is specially: stretch bridge case beam described in cylinder jack-up by the computer vertical jack controlled in described jacking unit, during vertical jack stand bridge case beam in described jacking unit, the level correction unit edge controlled in described jacking unit by computer carries out rectification work with the direction of thrusting slip axes normal to described bridge case beam, control the vertical very heavy synthlipsis cylinder in described pushing tow unit simultaneously, described horizontal sliding cell operation is controlled again by computer, the vertical jack in described pushing tow unit is pulled to move along thrusting slip axis rear and get back to original position.
CN201410148383.7A 2014-04-14 2014-04-14 The deviation correcting device installed for overhead, bridge and method for correcting error thereof Active CN103924521B (en)

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CN109629440B (en) * 2019-01-15 2020-06-05 中铁一局集团有限公司 Steel box girder pushing construction method based on walking type three-dimensional hydraulic pushing equipment
CN109629441B (en) * 2019-01-15 2020-06-05 中铁一局集团有限公司 PLC multipoint synchronous three-dimensional hydraulic bridge pushing system and pushing method
CN109629439B (en) * 2019-01-15 2020-06-05 中铁一局集团有限公司 Construction method of single-tower cable-stayed bridge
CN114703764B (en) * 2022-06-07 2022-09-06 中铁三局集团有限公司 Construction method for leveling and shifting high-speed rail inclined box girder

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GB1446315A (en) * 1973-02-09 1976-08-18 Thompson A N Trench shoring machines
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CN102199915B (en) * 2010-03-23 2012-07-11 柳州欧维姆机械股份有限公司 Walking type incremental launching device and bridge incremental launching construction method using same
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