KR100307288B1 - Apparatus for safe receipt of deck plate for bridge and method for the same - Google Patents

Abstract

PURPOSE: An apparatus for safely receiving a deck plate of a bridge is provided to deliver, move and lift the deck plate and to easily joint several plates by only linking both ends thereof, to lead reduction of working term and workers, and to allow a safe working environment. CONSTITUTION: The apparatus comprises a plurality of base frames(11) on a barge ship(10); a first support frame(20) on the frames(11); a second support frame(30) corresponding to the first frame(20); a pivoting upper frame(40) on the first frame(20); an elevation device(50) on the upper frame(40) to get a deck plate(S) up/down; pivoting devices(60,70) to pivot the upper and the second frames(40,30) at a desired angle; a supporting device(80) to support the pivoting of the second frame(30); and a control part(90) to electrically connect with and to control the supporting device(80), the elevation device(50) and the pivoting devices(60,70).

Description

Bridge plate seating device and method

The present invention relates to a bridge top seating device and a method thereof, and more particularly, to a bridge between the bridges by applying a device that can transfer, lift and seat the top plate of a bridge that is prefabricated in construction. The present invention relates to a bridge top seating device and a method for shortening a construction period by directly seating a section of a roof top.

In general, in the construction of bridges, the bridge piers must be completed until the bridge deck is completed. Such bridge piers are long-term bridges based on precise design to strengthen the construction of the ground. Can stand.

The construction of the top plate installed on the upper side of the pier is a structure of the top frame (truss), or the top plate is combined with the beam is seated, this top plate is a connection process between the combined top plate is made according to the seating state, the top plate The upper surface of the road is paved with roads, cable wiring, street lights, handrails and sidewalks.

In general, the top plate construction of the bridge is assembled to a certain length from the ground, and then carried to the construction site of the pier by using a power dredger or a power barge, and a part of the top plate is placed on the pier using a barge provided with a large crane. Let it be.

The crane installed on the barge is a bridge image of two columns, and a gantry crane, which is mainly used for the pier unloading device, is used.

In moving the upper plate to the upper side of the pier, the combination structure of the upper plate is sled with a wire or a chain to be lifted into the pier, and in order to assemble the upper plate moved at a predetermined position in high altitude, the upper predetermined portion of the pier In place a structure is installed for temporarily supporting the top plate. At this time, a number of working people are disposed at each point to proceed with the connection work while correcting the position and position of the crane lifting the top plate so that the top plate can be connected in a good position.

In assembling work by moving the combination of the top plate sequentially as described above, there is an uneconomical disadvantage that a number of heavy equipment (crane and top support structure) must follow.

In addition, in the positioning and connection work of the top plate has a disadvantage that a large number of people need to work at high altitude, and the work required at high altitude takes a long time due to the safety design.

In addition, in the state in which the top plate construction is made, there is a problem in that the construction period is further delayed due to a long inspection period in which the connection parts of the top structure have to be re-checked.

The present invention has been made in view of the above-mentioned problems, in the construction of the bridge by applying a seating device that can be transported, lifted and seated the top plate of the prefabricated bridge to ground one section of the top plate between the piers Its purpose is to shorten the construction period by assembling and to directly seat and to reduce the number of workers fixed from the top plate and to perform safe construction.

According to the present invention for achieving the above object, the first support frame is installed vertically with a predetermined height on the base frame of a predetermined width provided on a barge; A second support frame having one side rotatably vertically corresponding to the first support frame at predetermined intervals; An upper frame rotatably installed on one side of the first support frame; An elevating means installed on the upper frame to raise or lower the upper plate of the leg; A rotation member for rotating the upper frame and the second support frame at a predetermined angle; There is provided a bridge top seating device installed as a support means for gradually supporting the rotation of the second support frame.

In addition, the present invention comprises the steps of elevating the top plate under the control of the control unit after seating the top plate of the leg on the barge on the support plate of the lifting means; Placing the upper plate on the pier by raising or lowering the receiving plate of the elevating means by a predetermined height so that the raised upper plate is seated on the upper side of the piers provided at predetermined intervals; Lowering the supporting plate of the elevating means from the seated upper plate and rotating the upper frame provided with the elevating means at the same time as the lowering of the supporting plate; At the same time as the rotation of the upper frame is provided with a method for seating the bridge top plate comprising a step of moving away from the top plate seated on the pier by rotating the support frame supporting the upper frame to one side.

1 is a perspective view showing the overall configuration of the present inventors seating device,

Figure 2 is a perspective view showing a rotating state of the upper frame and the support frame of the seat mounting apparatus according to the present invention,

Figure 3 is a front view showing a state seated on the piers top plate according to the invention,

Figure 4 is a side view showing a state in which the seating device according to the present invention deviated from the top plate seated on the piers.

* Description of the symbols for the main parts of the drawings *

1: pier S: tops

10: barge 11: baseframe

20: first support frame 30: second support frame

40: upper frame 50: lifting means

60, 70: rotating member 80: support means

90: control unit

Hereinafter, with reference to the accompanying Figures 1 to 4 showing an embodiment of the present invention in more detail as follows.

1 is a perspective view showing the overall configuration of the upper seat mounting apparatus of the present invention, Figure 2 is a perspective view showing a rotating state of the upper frame and the support frame of the upper seat mounting apparatus according to the present invention, Figure 3 4 is a side view illustrating a state in which the seating apparatus according to the present invention is separated from the top plate seated on the piers.

A first support frame 20 installed vertically with a predetermined height on the base frame 11 of a predetermined width provided on the barge 10; A second support frame 30 corresponding to the first support frame 20 at a predetermined interval and vertically installed at one side to be rotatable; An upper frame 40 rotatably installed on one side of the first support frame 20; An elevating means (50) installed on the upper frame (40) for mounting or lowering the upper plate (S) of the leg; A sliding member (60) (70) for rotating the upper frame (40) and the second support frame (30) at a predetermined angle; Support means (80) for gradually supporting the rotation of the second support frame (30); The support means 80, the elevating means 50 and the rotating member 60, 70 is electrically connected to the control unit 90 is configured to be installed.

In addition, the second support frame 30 has a pivoting piece 21 at a lower side thereof so that one end thereof is pivoted with respect to the base frame 11, and the pivoting piece 21 has a bracket 12 installed in the base frame 11. It is connected rotatably to.

The rotating member 60 is a hydraulic cylinder connected to one side of the rotatable bracket 61, the bracket 61 is installed to face the upper side of the first support frame 20, one end of the operating rod of the hydraulic cylinder Is connected to a predetermined position of the upper frame 40, another pivot member 70 as described above is fixed to the lower side of the second support frame 30, one end of the predetermined position on the base frame 11 It is connected to the rotatable bracket 71 is installed.

The lifting means 50 is a winding machine 51 is installed at a predetermined interval on the upper surface of the upper frame 40, one end of the wire 52 installed on the winding machine 51 supports both sides of the upper plate (S) Support plate 53 is installed.

In addition, the support means 80 is a wire 81 fixed to one side of the second support frame 30 to be rotated, the longitudinal direction of the first support frame 20 to guide the wire 81 at a right angle. An idle pulley 82 rotatably installed on the upper and lower sides, a wire pulley 83 which unwinds and winds the wire guided from the idle pulley 82, and a motor provided to be connected to the winding pulley 83 to transmit power. It consists of 84.

On the other hand, as a method for seating the top plate (S) according to the present invention by seating the top plate (S) of the leg on the support plate 53 of the elevating means 50 on the barge 10 of the control unit 90 Elevating the upper plate S by the control; The upper plate S is seated on the pier 1 by raising or lowering the support plate 53 of the elevating means 50 so that the raised upper plate S is seated on the upper side of the pier 1 provided at predetermined intervals. Making a step; Lowering the support plate 53 of the lifting means 50 from the seated upper plate S, and simultaneously rotating the upper frame 40 provided with the lifting means 50 at the same time as the lowering of the support plate 53; At the same time as the upper frame 40 is rotated, the support frame supporting the upper frame 40 is rotated to one side to be separated from the upper plate S seated on the pier (1).

Referring to the operation effect on the bridge seat mounting apparatus and method of the present invention configured as described above are as follows.

First, assembling the upper plate (S) of one section to be seated between the pier (1) is made on the ground, wherein the upper plate (S) is assembled with a plurality of combination structures interconnected to form a truss.

In this state, the upper plate (S) constituting a structure is transported to the barge 10 floating in the water by the lifting device (or rail), the first support on the base frame 11 installed on the barge 10 a plurality It is transported between the frame 20 and the second support frame 30 to seat both sides of the upper plate (S) on the support plate 53 of the lifting means (50).

The elevating means 50 may be seated in the range up to 100 to 10,000 tons (ton) the weight along the length of the top plate (S) forming a truss.

In the state as described above, the barge 10 is to be transported to the top plate (S) to the pier (1) where the top plate (S) should be located in a certain position, that is, the top plate (S) seated on the support plate 53 When it is positioned at the position correctly seated between the piers 1, the winding unit 51 of the lifting means 50 lifts the wire 52 and raises the support plate 53 by the control of the control unit 90 of the seating device. give.

Here, the height of the upper plate (S) stops the operation of the winding machine 51 of the elevating means 50 by the control of the control unit 90 in a state in which the predetermined height is further raised with respect to the upper surface of the pier 1. At this time, the upper plate (S) located on the upper side enters between the piers (1) by the movement of the barge 10 and in the state where both ends of the upper plate (S) is exactly located on the upper side between the piers (1) and the piers (1) The winding machine 51 is operated to seat the upper plate S on the upper side of the piers 1.

In the state where the top plate (S) is completely seated, on both sides of the top plate (S) a small number of workers are arranged on the top of the pier (1) to fix both ends of the top plate.

As described above, in the state in which the fixing operation of both ends of the upper plate S is completed, the upper plate S is disposed between the first support frame 20 and the second support frame 30 of the seating device and the bottom of the upper frame 40. In a trapped state, the control unit 90 is controlled to operate the winding machine 51 installed in the upper frame 40 to lower the support plate 53, and the upper frame 40 and the second support frame 30. Rotate).

Referring to the above state in more detail, the rotation of the upper frame 40 is the upper frame 40 in accordance with the operation of the hydraulic cylinder of the rotating member 60 is installed on the upper one side of the first support frame 20, the upper side Rotate to open the upper side.

On the other hand, according to the operation of the upper frame 40 as described above to rotate the second support frame 30 to the outside in accordance with the operation of the hydraulic cylinder which is the rotating member 70 installed on the lower side of the second support frame 30. To open one side.

The hydraulic cylinders of the pivot members 60 and 70 are hinged to the brackets 61 and 71 which are rotatable on one side thereof, so that the hydraulic cylinder is inclined at a predetermined angle so that the second support frame 30 and the upper frame ( It is rotated by pushing out 40).

Here, the rotating piece 21 provided on the lower side of the second support frame 30 is rotated around the pivot point of the bracket 12 installed on the base frame 11 of the second support frame 30 which is an overweight body. The rotation of the support means 80 may be slowed down to prevent damage caused by sudden rotation of the second support frame 30.

The operating state of the support means 980 drives the winding pulley 83 by the driving of the power generator 84 constituting the power source of the support means 80 to release the wire 81 wound on the winding pulley 83, and linked thereto In operation, the wire 81 is guided to the idle pulley 82 provided on the upper and lower sides of the first support frame 20 and at the same time supports an upper portion of the second support frame 30 to which one end of the wire 81 is fixed. Rotate slowly.

From the upper plate (S) seated on the pier (1) by the power of the barge 10 in the state that the upper and one side is open to the extent that the second support frame 30 and the upper frame 40 can be rotated as described above The seating device can be spaced apart.

Meanwhile, in a state spaced apart from the upper plate S, the wire 81 connected to the second support frame 30 is reversely wound to the winding pulley 83 in the reverse order, and the rotating member 70 is operated in reverse. The second support frame 30 and the upper frame 40 are returned to the initial state.

In such a state, the barge 10 moves from the pier 1, which is the construction site, and seats the top plate S on the land, and continuously transports the next top plate S to the pier 1 as described above. The installation process proceeds.

Therefore, the construction period can be significantly shortened by only fixing the both ends of the upper plate S compared to the workability of combining the existing upper plate S individually at high altitude, and having the structure on the ground as the upper plate S. By mounting and assembling, it is possible to reduce the inspection time of each connection part.

As described above, the present invention uses a seating device that can be transported, lifted and seated in a state in which the upper plate of the bridge that is prefabricated as a structure is assembled in the construction of the bridge, thereby connecting the connection work by connecting only both ends of the upper plate. This can reduce the construction period, reduce the number of workers fixed from the connecting portion of the top plate, there is an effect that can perform a safe construction.

Claims (6)

A first support frame 20 installed vertically with a predetermined height on the base frame 11 of a predetermined width provided on the barge 10; A second support frame 30 vertically installed to be rotatable vertically while corresponding to the first support frame 20 at a predetermined interval; An upper frame 40 rotatably installed on one side of the first support frame 20; An elevating means (50) installed on the upper frame (40) for mounting or lowering the upper plate (S) of the leg; Rotating members 60 and 70 for rotating the upper frame 40 and the second support frame 30 at a predetermined angle; Support means (80) for gradually supporting the rotation of the second support frame (30); The upper plate seating device for a bridge, characterized in that configured as a control unit 90 for being electrically connected to the support means (80), elevating means (50) and the rotating member (60) (70). According to claim 1, wherein the second support frame 30 has a rotating piece 21 on the lower side so that one end is rotated with respect to the base frame 11, this rotating piece 21 is installed in the base frame 11 A top plate seating device for a bridge, characterized in that connected to the bracket rotatably. The seat mounting apparatus for a bridge according to claim 1, wherein the pivot member (60) (70) is a hydraulic cylinder installed at one side of the pivotable bracket (61) (71). The upper plate of claim 1, wherein the elevating means (50) is connected to one end of a winding machine (51) installed at a predetermined interval on an upper side of the upper frame (40) and a wire (52) provided on the winding machine (51). The upper plate seating device for a bridge, characterized in that configured to be installed as a support plate (53) for supporting both ends of (S). According to claim 1, The support means 80 is a wire 81 fixed to one side of the second support frame 30 is rotated, the first support frame 20 to guide the wire 81 at a right angle The idle pulley 82 rotatably installed on the upper and lower sides in the longitudinal direction, and the wire pulled from the idle pulley 82, the winding pulley 83 for winding, and the winding pulley 83 is installed to connect the power Top plate seating device for a bridge, characterized in that consisting of a motor (84) for transmitting. Placing the upper plate S of the leg on the barge 10 on the support plate 53 of the elevating means 50, and then elevating the upper plate S under the control of the control unit 90; The upper plate S is seated on the pier 1 by raising or lowering the support plate 53 of the elevating means 50 so as to be seated on the upper side of the pier 1 provided at the predetermined intervals. Making a step; Lowering the supporting plate 53 of the elevating means 50 from the seated upper plate S, and simultaneously rotating the upper frame 40 provided with the elevating means 50 at the same time as the lowering of the supporting plate 53; At the same time as the rotation of the upper frame 40, the support frame for supporting the upper frame 40 is rotated to one side to the step of separating from the upper plate (S) seated on the bridge (1) How to settle.

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