KR20100003462A - Transporting device for girder beam - Google Patents

Transporting device for girder beam Download PDF

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Publication number
KR20100003462A
KR20100003462A KR1020080063368A KR20080063368A KR20100003462A KR 20100003462 A KR20100003462 A KR 20100003462A KR 1020080063368 A KR1020080063368 A KR 1020080063368A KR 20080063368 A KR20080063368 A KR 20080063368A KR 20100003462 A KR20100003462 A KR 20100003462A
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KR
South Korea
Prior art keywords
moving
lower fixing
fixing
lifting
pair
Prior art date
Application number
KR1020080063368A
Other languages
Korean (ko)
Inventor
강근배
Original Assignee
(주) 대산개발
주식회사 바우 컨설탄트
Priority date (The priority date 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 date listed.)
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Application filed by (주) 대산개발, 주식회사 바우 컨설탄트 filed Critical (주) 대산개발
Priority to KR1020080063368A priority Critical patent/KR20100003462A/en
Publication of KR20100003462A publication Critical patent/KR20100003462A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
    • 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

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

PURPOSE: A beam moving device is provided to easily separate a horizontal member from a vertical beam by including a lifting part raising the horizontal beam to the upper part of the vertical. CONSTITUTION: A beam transport device(100) comprises a movable part(110), a lifting part(120), an upper fixing part(130), and a lower fixing part(140). The movable parts are formed on the both sides of a horizontal beam(10). The movable part dissolves the horizontal member after installing the upper plate. The lifting part is installed on the upper part of the movable part. The length of the lifting part is changed according to vertical movement due to the supplied pressure. The upper fixing part is formed on the upper part of the lifting part. The lower fixing part fixes the both ends of the moving part at fixed intervals.

Description

Beaming device for transporting device

The present invention relates to a moving device, and more particularly, when dismantling a transverse beam supporting a top plate on a longitudinal beam, a lifting unit which is fixed to the transverse beam and lifts the transverse beam to the upper side of the longitudinal beam, and the moving unit and the elevating unit to move along the longitudinal beam. The upper and lower fixing portions for fixing the portion and the moving portion to the transverse beam may be provided to easily move the transverse beam to the upper side of the longitudinal beam to form a gap therebetween.

In addition, the horizontal beam lifted upwards can be easily moved along the top surface of the longitudinal beam, thereby preventing the worker from moving by physical force alone, thereby preventing worker accidents and safety accidents in the workplace, thereby improving work efficiency. It relates to a beam moving device that can be made.

In general, bridges are expensive structures made to cross rivers, lakes, straits, bays, canals, basins, or other traffic routes or structures. Are distinguished.

Many of these types of bridges are installed at regular intervals, and a top plate is installed above the bridges to complete the bridges.

In this method, a plurality of piers are installed on the ground, a plurality of longitudinal beams and side beams are installed between the installed piers, and a top plate is installed.

1 is a view illustrating a beam which is hypothesized to install a top plate of a conventional bridge.

As shown in the figure, the longitudinal beam 20 is for installing the transverse beam 10, the transverse beam 10 is to support the lower side to install the upper plate 1, after the upper plate 1 is completed, The work is completed by lifting up the transverse beam 10 and the longitudinal beam 20 in turn.

When dismantling the horizontal beam 10 supporting the lower side of the upper plate 1, all the longitudinal beams 20 installed under one upper plate 1 are simultaneously moved downward to form a gap between the upper plate 1 and the lower plate 10. Next, the transverse beam 10 is moved to one end of the longitudinal beam 20 and lifted by the lifting equipment.

However, the position of the transverse beam 10 supporting the upper plate 1 is moved to one end of the longitudinal beam 20 without the slab of the upper plate 1 so that it can be dismantled by a separate lifting equipment operated in the vertical direction. It is lifted, the movement of the transverse beam 10 does not have a separate moving device, workers are moving only by physical force.

When the plurality of lateral beams 10 are moved only by the physical force of the workers, the forces applied to both ends should be the same, so that the work takes a long time, and when the mutually applied forces are different, the lateral beams 10 are longitudinal beams ( 20) Falling off the top surface can lead to large accidents.

In addition, there is a problem in that the cost of the transverse beam 10 has been deformed because the fall shape is not recycled and must be purchased again in another operation.

In addition, when the transverse beam 10 moves, workers excessively generate a physical force, a safety accident occurs that damages a body part such as a waist or a leg, or a personal accident that falls from the longitudinal beam 20 occurs.

Accordingly, the present invention has been made to solve the above problems, when the top plate is installed on a plurality of piers, and when removing the plurality of side beams supporting the top plate, it is fixed to the side beams and the side beams to the upper side of the longitudinal beam. The lifting section may be provided to easily separate the lateral beam from the longitudinal beam.

And the lower part of the lifting unit is provided with a moving part that can be moved along the upper surface of the longitudinal beam can be easily moved along the longitudinal beam lifted can change the work that was done only by the physical force of the conventional worker to prevent safety accidents. .

In addition, the upper fixing part for fixing the lateral beam and the lifting unit and the lower fixing part for fixing the moving part to maintain the distance between the horizontal beam and the longitudinal beam during the movement of the horizontal beam, and a beam moving device that can move the lifting unit more stable and easy The purpose is to provide.

In order to achieve the above object, the present invention provides a top plate on a plurality of piers, and then, to dismantle the plurality of lateral beams supporting the top plate on the longitudinal beam, the longitudinal beam is lowered downward to be spaced apart from the top plate once on both sides. A moving part provided on an upper surface of the vertical beam and moving along an upper surface of the vertical beam, provided on an upper side of each moving part, and provided on an upper side of the lifting part, the length of which is changed as it is moved upward and downward by pressure; And a pair of lower fixing parts for fixing the upper and lower ends fixing the pair of lifting parts and the upper side of the transverse beam, and a pair of lower fixing parts fixed to both ends of the pair of moving parts fixed by the upper fixing parts, Supplying pressure to the lifting unit to move the upper fixing part to an upper side, and there is a gap between the fixed horizontal beam and the longitudinal beam, and the spaced horizontal beam The moving unit moves along the longitudinal direction of the longitudinal beam.

Preferably, the moving part is provided in the moving frame and the installation space of the moving frame protruding downward mounting jaw at both ends so that the installation space is formed in the middle of the lower end is rotatably installed on the mounting jaw of the moving frame It comprises a roller.

And the lifting unit is provided on the upper side of the moving part, the inside is provided in a cylindrical shape which is open upwards and the lifting body and the open inner space of the lifting body is supplied and discharged pressure to the inside space by the pressure supply device It comprises a lifting rod which is provided to be sealed to move in the vertical direction by the pressure supplied.

In addition, the pressure supplied to the lifting unit is hydraulic pressure.

And the upper fixing part, a fixing jaw protrudes to one side and is fixed to the upper end of the lifting unit, the fixing jaw is a pair of upper fixing brackets and the pair provided on both sides of the transverse beam so as to be located on the lower side of the upper side of the transverse beam Both ends are fixed to the upper end of the upper fixing bracket, and comprises an upper connecting rod provided to pass through the upper upper side of the transverse beam.

In addition, the lower end fixing part, one end is connected to each of the both ends of the pair of moving parts, the other end of the plurality of lower fixing brackets through which the installation hole is perpendicular to the longitudinal direction, among the plurality of lower fixing brackets It is installed to pass through each installation hole of the lower fixing bracket provided in the other moving part in the position corresponding to the lower fixing bracket provided in one of the moving parts, both ends of the lower fixing rod provided with a thread along the outer peripheral surface And lower fixing nuts respectively provided at both ends of the lower fixing rods protruding from the lower fixing brackets to fix the pair of lower fixing brackets and the lower fixing bars.

As described above, according to the beam moving apparatus according to the present invention, the horizontal beam of the housing can be easily moved to the upper side of the longitudinal beam to form a gap therebetween, and the moving portion easily moves the horizontal beam along the upper surface of the vertical beam. It is a very useful and effective invention that can improve the working efficiency can be prevented from the safety of the worker, as well as safety accidents in the workplace by preventing the conventional worker to move only by physical force can be moved.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

In addition, the present embodiment is not intended to limit the scope of the present invention but is merely presented by way of example, and various modifications may be made without departing from the technical gist of the present invention.

Figure 2 is a view showing a beam moving device according to the present invention, Figure 3 is a view showing a separated state of the beam moving device according to the present invention, Figure 4 shows an operating state of the beam moving device according to the present invention. 5 is a diagram illustrating a lateral beam moving state by the beam moving device according to the present invention.

As shown in the figure, the beam moving device 100 is composed of a moving unit 110 and the lifting unit 120, the upper fixing portion 130 and the lower fixing portion 140, the moving portion 110 is the top plate It is provided in both ends of one end of the transverse beam 10 which supported (1), and is also provided in both sides of the other end, respectively.

The moving unit 110 is for dismantling the horizontal beam 10 after the top plate 1 is installed. The moving part 110 is easily moved along the top surface of the vertical beam 20 supporting the horizontal beam 10. Is moved.

And the lifting unit 120 is changed in length as it moves in the vertical direction by the pressure supplied to the upper side of each moving unit 110.

The length change of the lifting unit 120 is to move the horizontal beam 10 in the vertical direction, the horizontal beam 10 by using the moving unit 110 by separating the horizontal beam 10 from the upper end of the vertical beam 20. Can be easily moved.

In this case, the pair of lifting units 120 provided on the upper side of the moving unit 110 may be fixed to the upper side of the horizontal beam 10 by the upper fixing part 130 to elevate the horizontal beam 10.

In addition, the lower fixing part 140 fixes the lower ends of the pair of moving parts 110, and when the lifting part 120 moves up, the moving part 110 does not support a force for lifting the transverse beam 10. Therefore, it is prevented from being moved to both sides along the longitudinal beam 20.

As shown in Figures 3 to 4, the moving unit 110 is composed of a moving frame 112 and the roller 114, the moving frame 112 is installed on both ends so that the installation space is formed in the middle of the lower end ( 113 is formed to protrude downward.

And the roller 114 is installed so that both ends are rotatable on the mounting jaw 113 of the moving frame 112 to move along the top surface of the longitudinal beam (20).

Lifting unit 120 is composed of a lifting body 122 and the lifting rod 124, the lifting body 122 is provided in the upper portion of the moving part 110 is formed in a cylindrical shape with the inside open upwards, lifting rod 124 is provided to seal the open inner space of the elevating body (122).

As a separate pressure supply device (not shown) supplies or discharges pressure into the inner space of the elevating body 122, the elevating rod 124 moves in the vertical direction, and the elevating rod 124 is the upper end of the elevating body 122. By being fixed to the transverse beam 10 by the government 130, the transverse beam 10 is moved in the vertical direction.

At this time, the pressure supply device is a hydraulic type, by which the lifting rod 124 is moved in the vertical direction.

The upper fixing part 130 is composed of the upper fixing bracket 132 and the upper connecting rod 134, the upper fixing bracket 132 is provided on the upper side of the lifting unit 120 is fixed jaw 133 protrudes to one side The fixing jaw 133 is positioned below the upper end of the transverse beam 10.

In addition, the upper connecting rod 134 is to fix the upper fixing bracket 132 connected to each lifting unit 120, passed through the transverse beam 10, the upper end of the pair of fixed upper end fixed to the upper portion of each lifting unit 120 It is fixed to the bracket 132.

At this time, the upper connecting rod 134 is preferably connected to the upper fixing bracket 132 to be rotatable.

The lower fixing part 140 is composed of a lower fixing bracket 142, a lower fixing rod 144, and a lower fixing nut 146, and the lower fixing bracket 142 is provided at both ends of the pair of moving parts 110, respectively. It is provided with a plurality of rotatable, the other end of the installation hole 143 is vertically through the longitudinal direction.

And the lower fixing rod 144, each of the installation holes 143 of the lower fixing bracket 142 connected to one end of the other fixing portion 142 adjacent to the lower fixing bracket 142 connected to one end of the moving unit 110 (143) It is installed through

After both ends of the lower fixing bar 144 are installed through the two lower fixing brackets 142 and the mounting hole 143 at the corresponding positions, the lower fixing nuts 146 are coupled to the protruding ends thereof, The lower fixing bracket 142 and the lower fixing rod 144 is fixed.

At this time, both ends of the lower fixing rod 144 is formed with threads along the outer circumferential surface, and the lower fixing nut 146 is fastened to the threads to fix the pair of lower fixing brackets 142 and the lower fixing rods 144. do.

As shown in FIG. 4, the fixed beam fixing device 100 has an upper end as the lifting rod 124 of the lifting unit 120 moves upward by a pressure supplied by a hydraulic supply device (not shown). The fixed part 130 and the fixed horizontal beam 10 are moved upwardly to be spaced apart from the vertical beam 20.

As shown in FIG. 5, when the operator pushes or pulls in the longitudinal direction of the longitudinal beam 20 while the lateral beam 10 is raised upward, the lateral beam 10 is easily moved by the moving unit 110. ) Is moved outward from the slab of the upper plate 1, and then lifted by a separate lifting device.

1 is a view showing a beam hypothesized to install a top plate of a conventional bridge,

2 is a view showing a beam moving device according to the present invention,

3 is a view showing a separated state of the beam moving apparatus according to the present invention,

4 is a view showing an operating state of the beam moving apparatus according to the present invention,

5 is a view showing a transverse beam moving state by the beam moving device according to the present invention.

<Description of Symbols for Main Parts of Drawings>

1: top plate 10: side beam

20: longitudinal beam 100: mobile device

110: moving unit 112: moving frame

114: roller 120: lifting part

122: lifting body 124: lifting rod

130: upper fixing part 132: upper fixing bracket

134: upper connector 140: lower fixing part

142: lower fixing bracket 144: lower fixing rod

146: Lower fixing nut

Claims (6)

After installing the upper plate on the upper side of the plurality of piers, in order to dismantle the plurality of lateral beams supporting the upper plate on the longitudinal beam, the longitudinal beam is provided on the upper surface of the longitudinal beam, which is one side of each side of the lateral beam spaced apart from the upper plate, respectively. A moving unit moving along an upper surface of the; An elevating part provided on an upper side of each moving part and changing in length as it is moved upward and downward by pressure; An upper fixing part provided at an upper side of the elevating part to fix the pair of elevating parts and the upper end of the transverse beam; And It comprises a pair of lower fixing to fix the both ends of the pair of moving parts fixed by the upper fixing to each other at regular intervals, Supplying pressure to the lifting unit to move the upper fixing portion to the upper side, the gap between the fixed lateral beam and the longitudinal beam, beam movement, characterized in that the movable lateral beam is moved along the longitudinal direction of the longitudinal beam by the moving unit Device. The method of claim 1, wherein the moving unit, A moving frame protruding downwardly from the installation jaw at both ends so that an installation space is formed at the bottom middle; And And a roller provided in the installation space of the movable frame and installed at both ends thereof to be rotatable on the mounting jaw of the movable frame. The method of claim 1, wherein the lifting unit, A lifting body provided at an upper side of the moving part and provided with a cylindrical shape having an inside opened upwardly to supply and discharge pressure to an internal space by a pressure supply device; And And a lifting rod configured to seal the open inner space of the lifting body to move upward and downward by a pressure supplied from the lifting body. The method according to any one of claims 1 to 3, And the pressure supplied to the lifting unit is hydraulic. The method of claim 1, wherein the upper fixing part, A fixing jaw protruding toward one side and fixed to an upper end of the lifting unit, and the fixing jaw is provided with a pair of upper fixing brackets provided at both sides of the transverse beam to be positioned below the upper end of the transverse beam; And Both ends are fixed to the upper end of the pair of top fixing brackets, comprising a top connecting rod provided to pass through the upper upper side of the transverse beam. The method of claim 1, wherein the lower end fixing part, One end is rotatably connected to both ends of the pair of moving parts, and the other end includes a plurality of lower fixing brackets through which the installation hole is vertically and vertically perforated; One of the plurality of lower fixing brackets are installed through each of the installation holes of the lower fixing bracket provided in the other moving parts in the position corresponding to the lower fixing brackets provided in any one of the moving parts, both ends along the outer peripheral surface A lower fixing rod provided with a thread; And And a lower fixing nut fixed to the pair of lower fixing brackets and lower fixing rods, respectively, provided at both ends of the lower fixing rods installed on the pair of lower fixing brackets.
KR1020080063368A 2008-07-01 2008-07-01 Transporting device for girder beam KR20100003462A (en)

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KR1020080063368A KR20100003462A (en) 2008-07-01 2008-07-01 Transporting device for girder beam

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121233A (en) * 2011-04-20 2011-07-13 天津第三市政公路工程有限公司 Construction method of bridge cast-in-place box beam
CN109356031A (en) * 2018-11-19 2019-02-19 北京城建道桥建设集团有限公司 Rail transit elevated bridge face, which is given another the right of way, transports Liangping platform and its method
CN110924310A (en) * 2019-12-13 2020-03-27 中铁十二局集团有限公司 Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121233A (en) * 2011-04-20 2011-07-13 天津第三市政公路工程有限公司 Construction method of bridge cast-in-place box beam
CN109356031A (en) * 2018-11-19 2019-02-19 北京城建道桥建设集团有限公司 Rail transit elevated bridge face, which is given another the right of way, transports Liangping platform and its method
CN109356031B (en) * 2018-11-19 2023-10-31 北京城建道桥建设集团有限公司 Rail transit viaduct surface staggered vehicle beam transporting platform and method thereof
CN110924310A (en) * 2019-12-13 2020-03-27 中铁十二局集团有限公司 Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method
CN110924310B (en) * 2019-12-13 2021-07-02 中铁十二局集团有限公司 Adjustable movable lifting device on girder transporting bridge and opposite-pulling portal tunnel crossing construction method

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