KR100403389B1 - An elastic joint equipment of one unit for jointing part of channel or structure and a successive method for constructing channel or structure utilizing it - Google Patents

Abstract

The present invention relates to an integrated expansion joint device installed in the joint of the waterway or the structure and a continuous construction method of the waterway or the structure using the same, two reinforcing plates having an open top, having a predetermined thickness and facing each other; A first waterproof adhesive applied to the two reinforcing plate inner surfaces to have a predetermined thickness; Both ends are attached to the first waterproof adhesive, the elastic member having a predetermined length in a shape corresponding to the reinforcing plate; A second waterproof adhesive applied to an inner surface of the elastic member; A joining auxiliary plate formed on a surface of the two reinforcing plate outer surfaces in contact with the reinforcing plate and mounted in a shape curved at an angle from the surface in contact with the reinforcing plate to the outside; A third waterproof adhesive applied between the bonding auxiliary plate and the reinforcing plate; And a fixed plate having a rectangular portion and a triangular portion and mounted to the reinforcement plate.

Description

An elastic joint equipment of one unit for jointing part of channel or structure and a successive method for constructing channel or structure utilizing it }

The present invention relates to an integrated expansion joint device installed in the joint of the waterway or the structure and a continuous construction method of the waterway or the structure using the same, and more specifically, it is mounted on the inside of the waterway made of concrete pouring and applied from the outside Integral expansion joints installed in the joints of waterways or structures that can be constructed in a continuous manner by allowing concrete to be placed continuously because of the expansion and contraction of waterproof expansion and contraction according to the pressure. It relates to a continuous construction method of a waterway or a structure using the same.

In general, among structures made of concrete, waterways induce a smooth flow of water and have a certain magnitude of strength to protect the space formed therein from earth pressure.

1 is a perspective view schematically showing a conventional water channel, and FIG. 2 is a cross-sectional view taken along the line II-II of FIG. 1.

1 and 2, the conventional waterway 10, first, lean concrete 11 is poured into the bottom of the groove for making the waterway, the waterway 10 in the reinforcement material on the upper surface of the lean concrete 11 A reinforcing member (not shown) to reinforce the strength of the joint and the spacing device 12 is installed and spaced apart from the reinforcing material after a predetermined distance and the foundation of the concrete and wall concrete in the same way as the width, height, thickness of the joint device 12 Is produced.

The joint device 12 is a primary sealant 14 is applied to the inner surface of the elastic member 13 that expands and contracts according to the external pressure, the secondary sealant 16 on the inner surface of the primary sealant 14 The coated plate 15 is attached, the tertiary sealant 17 is applied to the upper surface of the elastic member 13 and the index plate 15 to have a constant thickness.

After the second and third sealants 16 and 17 are fixed by a mold (not shown) at a predetermined position, the mold is removed.

The water channel 10 manufactured as described above has a problem in that a long construction period is required due to several working steps, and a large construction cost is required along with a decrease in work efficiency.

In addition, the channel 10 is buried in a predetermined place to play a role, but if the external impact such as water pressure or vibration applied from the ground is concentrated in the joint over time, the joint is easily cracked or broken, The possibility of cracking and damage of the water stopper 18 and the elastic member 16 is increased, resulting in a decrease in durability and strength of the channel.

The present invention has been conceived in view of the above problems, by minimizing the work maneuver by removing the conventional water repellent material, and easily mounted on the joint of the waterway during the production of the waterway to external pressure such as water pressure or vibration applied to the joint It is an object of the present invention to provide an integrated expansion joint device installed in a joint of a waterway or a structure capable of actively coping with water, and a method of continuously constructing a waterway or a structure using the same.

1 is a cross-sectional perspective view schematically showing a conventional waterway.

FIG. 2 is a cross-sectional view taken along the line II-II of FIG. 1. FIG.

Figure 3 is a perspective view schematically showing a expansion joint device for waterway according to a preferred embodiment of the present invention.

4 is a cross-sectional view taken along the line III-III of FIG. 3.

5a to 5c is a view for explaining a continuous pouring method of concrete using an integrated expansion joint according to a preferred embodiment of the present invention.

Figure 6 is a flow chart illustrating a continuous pouring method of concrete using an integrated expansion joint according to a preferred embodiment of the present invention.

<Description of reference numerals for the main parts of the drawings>

100.Integrated telescopic interior 110.Elastic member

120 ... first waterproof adhesive 130 ... second waterproof adhesive

140 ... stiffener 150 ... binding auxiliary plate

152 Rivets 154 Mounting groove

160 ... 3rd waterproof adhesive 170 ... fixed plate

172 ... coupling unit 174 ... first coupling member

175 ... Secondary engagement member 176 ... Joint groove

220 Reinforcements 230 Lean concrete

300 ... channel

The present invention for achieving the above object is, the upper portion is open, two reinforcement plate having a predetermined thickness and facing each other; A first waterproof adhesive applied to the two reinforcing plate inner surfaces to have a predetermined thickness; Both ends are attached to the first waterproof adhesive, the elastic member having a predetermined length in a shape corresponding to the reinforcing plate; A second waterproof adhesive applied to inner and upper surfaces of the elastic member; A joining auxiliary plate formed on a surface of the two reinforcing plate outer surfaces in contact with the reinforcing plate and mounted in a shape curved at an angle from the surface in contact with the reinforcing plate to the outside; A third waterproof adhesive applied between the bonding auxiliary plate and the reinforcing plate; And a fixed plate having a rectangular portion and a triangular portion and mounted to the reinforcement plate.

The fixing plate is formed to be bent at an angle to the rectangular portion and the lower side of the rectangular portion formed with the coupling sphere, the height is about 1/2 of the height of the rectangular portion, and has a triangular portion formed with coupling grooves on both sides of the lower end.

The reinforcement plate is made of any one selected from steel sheet, reinforced plastic, aluminum, aluminum plywood.

The reinforcement plate has a square and rectangular shape, and a space is formed therein.

Shapes of the elastic member and the coupling auxiliary plate are manufactured so as to correspond to the shape of the reinforcing plate. In order to achieve the above object, the present invention provides two reinforcing plates having an upper portion, having a predetermined thickness, and facing each other. And, the first waterproof adhesive is applied to have a predetermined thickness on the inner surface of the two reinforcement plate, Both ends are attached to the first waterproof adhesive and the elastic member having a predetermined length in a shape corresponding to the reinforcement plate, The second waterproofing adhesive applied to the inner surface of the elastic member, and the mounting groove is formed in the surface in contact with the reinforcement plate and the two reinforcement plate in the shape bent at an angle from the surface in contact with the reinforcement plate It is attached to the reinforcement plate having a coupling auxiliary plate mounted on the side, a third waterproof adhesive and a rectangular portion and a triangular portion applied between the coupling auxiliary plate and the reinforcement plate A water channel made of continuous pouring of concrete by an integrated expansion joint having a fixed plate, comprising: (a) placing lean concrete on the bottom of a trench formed on the ground to make a waterway at a predetermined place; (b) installing a reinforcement and an integrated expansion joint device on the upper surface of the lean concrete; And (c) placing the foundation concrete and wall concrete on the upper surface of the lean concrete in the same manner as the width, height, and thickness of the integrated expansion joint device.

Hereinafter, with reference to the accompanying drawings an integral stretchable interior material installed in the joint of the waterway according to a preferred embodiment of the present invention and a continuous construction method of the waterway using the same.

Figure 3 is a perspective view schematically showing an integrated expansion joint according to a preferred embodiment of the present invention, Figure 4 is a cross-sectional view taken along the line II-II of FIG.

As shown in FIGS. 3 and 4, the integrated expansion joint device 100 has two reinforcing plates 140 facing each other in the shape of an open top, and a predetermined thickness on the inner surfaces of the two reinforcing plates 140. The first waterproof adhesive 120 to be applied, both ends are bonded to the first waterproof adhesive 120, the elastic member 110 having a predetermined length, the second waterproof adhesive applied to the inner surface of the elastic member 110 130, a coupling auxiliary plate 150 mounted on an outer surface of the reinforcing plate 140, a third waterproof adhesive 160 applied between the coupling auxiliary plate 150 and the reinforcing plate 140, and the reinforcing plate Fixing plates (170, 171) are mounted on both sides of the lower front and left, right of the front (140).

The reinforcing plate 140 has a thickness of about 3mm to 5mm, and prevents the elastic member 110 from being severely twisted by external pressure or separated by expansion and contraction.

In addition, the reinforcing plate 140 is a material that is durable and strong, for example, reinforced plastic, steel sheet, aluminum and aluminum plywood is preferably used.

The first waterproof adhesive 120 is an adhesive made of a material having excellent waterproof and adhesive strength, and is applied to both ends of the elastic member 110 with a thickness of about 8 mm to 10 mm.

A third waterproof adhesive 160 is applied to an outer surface of the reinforcing plate 140 facing the inner surface on which the first waterproof adhesive 120 is applied, and the bonding auxiliary plate is formed on an upper surface of the third waterproof adhesive 160. 150 is attached.

The second waterproof adhesive 130 is applied to the inner surface and the upper surface of the elastic member 110 to a thickness of about 20mm ~ 25mm.

After the first and second waterproof adhesives 120 and 130 are fixed by the mold, the mold is removed.

In order to more securely mount the coupling auxiliary plate 150 attached to the reinforcing plate 140, the coupling auxiliary plate 150 is provided through a mounting groove 154 formed on a surface in contact with the reinforcing plate 140. Rivets 152 or screws are coupled to the reinforcing plate 140.

In addition, the reinforcement plate 140 has a bent portion having a predetermined angle to the outside from the surface in contact with the reinforcement plate 140 to facilitate the coupling of the foundation concrete and the wall concrete.

The elastic member 110 can cope with the expansion, contraction, vibration of the concrete while responding to the ground subsidence, earthquake, temperature change, can be used in combination with one or a plurality depending on the intended use, mainly of the concrete It is preferable to use an expansion joint filler (Expansion Jiont Filler) which exhibits a stable response to expansion and contraction.

The fixing plates 170 and 171 may include a first fixing plate 170 and a second fixing plate 171.

The fixing plates 170 and 171 include a rectangular portion having a rectangular shape and a triangular portion having a triangular shape.

The triangular portions of the fixing plates 170 and 171 are formed to be bent by 90 degrees at the lower end surface of the rectangular portion, and the height thereof is formed at about 1/2 of the height of the rectangular portion.

In addition, the coupling portion 172 is formed in the rectangular portion, and the rectangular coupling member 174 having coupling grooves 176 is formed at both sides of the lower end of the triangular portion.

The first fixing plate 170 is coupled to the front lower end of the reinforcing plate 140 by the coupling hole 172 with a rivet 152, nail or screw, the coupling member installed on the lower end of the first fixing plate 170 ( 174 is coupled to the upper surface of the concrete 230 to be described later with rivets 152 or nails, screws.

The second fixing plate 171 is laterally coupled to the lower end of the front of the reinforcing plate 140 through the coupler 172 so that the triangular portion is directed to the outside, the coupling member installed on the lower end of the second fixing plate 171 (174) Rivets 152, nails or screws are coupled to the formwork.

The first, second, third waterproof adhesives (120, 130, 160) is 100 parts by weight of asphalt, waste tire, as published in the Republic of Korea Patent Application No. 99-31701 filed on August 2, 1999 It is preferably composed of 14 parts by weight of rubber powder, 10 parts by weight of styrene-butadiene-styrene copolymer, 25 parts by weight of asphalt plasticizer and 25 parts by weight of process oil.

5A to 5C are views for explaining a method of constructing a water channel in which an integrated expansion joint device is mounted according to a preferred embodiment of the present invention, and FIG. 6 is a flowchart illustrating the construction method.

5A to 5C, the water channel 300 includes a reinforcement member 220 installed in a reinforcing material for reinforcing strength, an integrated expansion joint device 100, and a water channel 300 positioned at a joint portion of the water channel 300. ) Is provided with lean concrete 230 as a main raw material, and foundation and wall concrete.

The manufacturing procedure of the integrated expansion joint device according to a preferred embodiment of the present invention having the above configuration will be described.

First, the elastic member 110 is coated with the first waterproof adhesive 120 on the opposite surface of the two reinforcing plate 140 facing each other, and the second waterproof adhesive 130 is applied to the first waterproof adhesive 120. Glue both ends of

Next, the third waterproof adhesive 160 is applied to two outer surfaces of the reinforcement plate 140, and the bonding auxiliary plate 150 is attached to the reinforcement plate 140 via the third waterproof adhesive 160. For stable coupling of the reinforcing plate 140 and the coupling auxiliary plate 150, the rivet 152 or a nail, it is coupled with a screw.

Subsequently, a first fixing plate 170 is mounted to the front lower end of the reinforcing plate 110 through the coupling hole 172 so that the triangular part faces outward, and the triangular part is transversely in the front lower end of the reinforcing plate 110. By mounting the second fixing plate 171 through the coupler 172 to face to the outside to complete the integrated expansion joint device 100.

Referring to Figures 5a to 6 will be described the continuous construction method of the waterway is produced is equipped with an integrated expansion joint device as follows.

First, as shown in FIG. 5A, lean concrete 230 is poured on the bottom of the trench formed in a predetermined place where a water channel is needed (step S10).

Next, as shown in Figure 5b, to combine the reinforcing material 220 and the integrated expansion joint device 100 manufactured as described above on the upper surface of the lean concrete 230 (step S20).

Since the integrated expansion joint device 100 is located at the joint portion of the channel at the time of manufacture of the channel, a plurality of integrated expansion joint devices 100 are required for the production of the channel.

Subsequently, as shown in FIG. 5C, after the foundation concrete and the wall concrete are poured into the integrated expansion joint device 100 and the lean concrete 230 (step S30).

Here, the present embodiment is described using a water channel as an example, but the present invention can be manufactured in various shapes, so that the upper portion is not limited to an open water channel, but can flexibly cope with external pressure such as waterways or retaining walls and culverts of various shapes and is waterproof. Of course, it can be mounted and used at the joint of the structure that requires.

The integrated expansion joint device installed in the joint of the waterway or the structure according to the present invention and the continuous construction method of the waterway or the structure using the same has the following effects.

First, it can actively cope with various external pressures such as water pressure or vibration applied to the joints of the channel.

Second, by removing the conventional index plate to prevent the intrusion of water during the manufacture of the water channel, it is possible to minimize the work process.

Third, the integral expansion joint is installed in the joint portion of the water channel, and thus, unlike the conventional interval construction, continuous construction is possible.

Fourth, it is possible to maximize the work efficiency by shortening the construction period, it can reduce the cost required for long construction period.

Claims (6)

In the joints mounted on the joints of the channel for continuous casting of concrete: Two reinforcing plates having an upper portion and having a predetermined thickness and facing each other; A first waterproof adhesive applied to the two reinforcing plate inner surfaces to have a predetermined thickness; Both ends are attached to the first waterproof adhesive, the elastic member having a predetermined length in a shape corresponding to the reinforcing plate; A second waterproof adhesive applied to an inner surface of the elastic member; A coupling auxiliary plate formed on a surface in contact with the reinforcement plate, the coupling auxiliary plate being mounted to the outer side of the two reinforcement plates in a shape curved at an angle to the outside from the surface in contact with the reinforcement plate; A third waterproof adhesive applied between the bonding auxiliary plate and the reinforcing plate; And And a rectangular plate and a triangular portion, and a fixed plate mounted to the reinforcement plate. The method of claim 1, The fixing plate is formed by bending a certain angle at the lower end of the rectangular portion and the rectangular side formed with the coupling sphere, the height is about 1/2 of the height of the rectangular portion, characterized in that it comprises a triangular portion formed with coupling grooves on both sides of the lower end Integral expansion joint. The method of claim 1, The reinforcing plate is an integrated expansion joint device, characterized in that made of any one selected from steel sheet, reinforced plastic, aluminum, aluminum plywood. The method of claim 1, The reinforcement plate is an integrated expansion joint device, characterized in that the space is formed inside the square, rectangular shape. The method of claim 4 Integrated expansion joint device characterized in that the shape of the elastic member and the coupling auxiliary plate is made to correspond to the shape of the reinforcing plate. Two reinforcement plates having an upper portion and having a predetermined thickness and facing each other, a first waterproof adhesive applied to have a predetermined thickness on the inner surfaces of the two reinforcement plates, and both ends are attached to the first waterproof adhesive. And a resilient member having a predetermined length in a shape corresponding to the reinforcing plate, a second waterproof adhesive applied to an inner surface of the resilient member, and a mounting groove formed on a surface in contact with the reinforcing plate and contacting the reinforcing plate. The reinforcing plate having a coupling auxiliary plate mounted on the two outer side reinforcing plates in a shape curved at an angle to the outside from a surface thereof, a third waterproof adhesive applied between the coupling auxiliary plate and the reinforcing plate, a rectangular portion, and a triangular part; In a channel made of continuous pouring of concrete by an integral expansion joint with a fixed plate mounted to the: (a) placing lean concrete on the bottom of the trench formed in the ground to make a channel in a predetermined place; (b) installing a reinforcement and an integrated expansion joint device on the upper surface of the lean concrete; And (c) placing the foundation concrete and the wall concrete in the same width, height, thickness of the integrated expansion joint device on the upper surface of the lean concrete; continuous construction method of a waterway or a structure comprising a.