KR101559064B1 - Expansion joint device and execution method thereof - Google Patents

Abstract

The present invention relates to an expansion joint having a leakage prevention function, and a construction method thereof. Moreover, the expansion joint comprises: a main body; a joint part prepared on both ends of the main body to connect a gap between the main body and an other adjacent body; a connecting part installed in a front and a rear surface of the main body, and connected to a structure; and a leakage prevention reinforcing material combined with the end of two main bodies connected to each other, and to pressure fixate a pair of connecting materials installed in a joint part of two main bodies connected to each other. The present invention has an effect of preventing leakage through the joint part by generating a compressive force by pressure fixating an entire area of a connecting material by installing the connecting material and a leakage prevention reinforcing material between the main bodies of an expansion joint.

Description

TECHNICAL FIELD [0001] The present invention relates to an expansion joint device having a water leakage prevention function,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an expansion joint device and a construction method thereof, and more particularly to an expansion joint device installed in a structure such as a road, a railway, a bridge, an underground driveway, and a construction method thereof.

The Expansion Joint Device is a device that is located in the discontinuity part of roads, railways, bridges and underground roads (hereinafter abbreviated as 'bridges') to absorb the expansion and contraction of bridges and to ensure the running ability of the vehicles.

That is, the expansion joint device absorbs the expansion and contraction of the bridge by using the mechanical or material characteristic and plays a role of securing the structural stability so that the vehicle can pass through stably.

For example, Patent Literature 1 and Patent Literature 2 described below disclose a technique relating to a stretch joint device according to the prior art.

Patent Document 1 discloses a U-shaped rubber seal provided with a pair of spaced apart beams forming a spacing space, a U-shaped rubber seal installed to detach foreign matter from the upper portion of the pair of opposing beams and capable of performing a primary waterproof function, A concrete slab expansion and contraction device corresponding to the expansion and contraction of the concrete slab according to the difference in temperature and humidity, including a plurality of round bars or stud bars provided in the lateral direction on both outer sides of the beam.

Patent Document 2 discloses a structure in which an exposed portion made of an aluminum material integrally formed and exposed to an upper surface of a bridge, a side portion positioned on a side surface of the bridge, a joint portion formed of a connection portion having a plurality of bolt holes formed in a side portion thereof, And a sound absorbing member disposed at a lower portion of the joint member to absorb vibration and noise transmitted from the upper portion of the bridge, thereby shortening the distance between the bridge top plate and the upper plate, Of a bridge is improved.

For example, FIG. 1 is an exploded perspective view of a telescopic joint device according to the prior art, and FIG. 2 is a bottom view of the telescopic joint device shown in FIG. 1 connected.

As shown in Figs. 1 and 2, the expansion joint 1 according to the related art has a structure in which a coupling member 4 is installed in a joint 3 between mutually-adjacent expansion joint main bodies 2, The bolts 6 are fastened to the connecting plate 5 provided on both sides of the connecting plate 5 and the connecting plate 5, respectively.

Therefore, in the expansion joint device 1 according to the related art, since the joint portion 3 of the expansion joint main body 2 to be connected to each other is made of a steel material, a portion A corresponding to the end surface of the main body 2 As the pressure shafts are generated by pressing and fixing by the bolts 6, the connecting members 4 are brought into close contact with each other to prevent water leakage.

Korean Patent Registration No. 10-1116876 (issued on March 9, 2012) Korean Utility Model Registration No. 20-0327844 (issued September 26, 2003)

However, in the expansion joint device 1 according to the related art, since the joint member 4, which is respectively installed in the joint portion 3, is made of a rubber material, leakage from the joint portion B, which is not pressed between the joint members 4, .

There is a limit in completely preventing leakage of water from the unpressurized portion even if a socket-type connecting member (not shown) is provided instead of the rubber connecting member (4).

As described above, in the expansion joint device according to the prior art, leakage occurred due to a lack of bonding force or a gap or deformation of a portion that was not pressed and fixed.

As a result, in the expansion joint device according to the related art, corrosion and deterioration of the main body of the expansion joint device due to leakage, the structure of the joint portion and the bridge lower structure, and the bridge support are generated, There is a problem that the cost, time, and human cost required for maintenance work of the bridge are unnecessarily increased.

SUMMARY OF THE INVENTION An object of the present invention is to provide an expansion joint device and a method of constructing the same that can prevent the occurrence of water leakage at joints between mutually connected expansion joint apparatus main bodies.

Another object of the present invention is to provide an expansion joint device capable of preventing leakage of water by press-fixing the main body of the expansion joint connected to each other, and a construction method thereof.

In order to achieve the above object, a telescopic joint apparatus according to the present invention comprises a main body, a joint part provided at both ends of the main body so as to connect between the main body and the neighboring other main body, And a leakage preventing stiffener for pressing and fixing a pair of joint portions respectively provided on the cross section of the main body and the adjacent other main body respectively connected to the ends of the two main bodies connected to each other and connected to each other, .

Wherein the joints are provided with connecting members respectively installed on the end faces of the two main bodies so as to prevent leakage between the two main bodies connected to each other, a connecting plate vertically provided on both side surfaces of the front and rear ends of the two main bodies, And a bolt member penetratingly coupled to the base member.

The leakage preventing stiffener includes first and second reinforcing members which are installed between the pair of vertical portions of the main body so as to be coupled with each other. And at least one fastening hole for fastening the through bolts to press and fix the joints of the pair is formed.

Wherein the first and second reinforcing members are disposed on a straight line and have first and second stepped portions respectively formed on portions where the first and second reinforcing members are overlapped with each other and the first and second reinforcing members are engaged with the first and second stepped portions, A first fixing hole and a second fixing hole are formed, respectively.

The first and second fixing holes are each formed in a long hole shape so that the total length of the leakage preventing reinforcement can be adjusted based on a change in oil flow rate of the main body.

Wherein the first and second reinforcing members are inclined at predetermined angles so as to correspond to the shape of the connecting member, and the first fixing hole is formed so that the total length of the leakage preventing stiffener can be adjusted based on a change in oil flow rate of the main body And is formed in a long hole shape.

And the first and second reinforcing members are respectively provided with support portions for preventing warpage of the leakage preventing stiffener.

In order to achieve the above object, a method of constructing an expansion joint according to the present invention comprises the steps of: (a) preparing and installing a main body of an expansion joint device; (b) (C) installing joints at the respective ends of the main body in which the leakage preventing stiffeners are respectively installed and the joints at the respective end portions of the other main bodies which are adjacent to each other, and (d) And a step of fastening a pair of joint portions provided on the main body and the other main body by fastening the leakage preventing reinforcement member, thereby preventing leakage of water from the joint portion by pressing and fixing the entire area of the joint member.

(E) connecting the main body and the slab by using connection portions provided on the front and rear surfaces of the main body, and (f) placing concrete around the expansion joint device .

In the step (b), a support portion is provided on both sides of the leakage preventing stiffener to prevent warpage of the leakage preventing stiffener, and each of the supports is fixed to a vertical portion constituting the main body.

As described above, according to the expansion joint device and the construction method thereof according to the present invention, a joint member and a waterproofing reinforcement are provided between two expansion joint apparatuses connected to each other to generate a compressive force by pressing and fixing the entire area of the joint member, It is possible to prevent the leakage of water through the portion.

According to the present invention, since the length and coupling angle of the leakage preventing stiffener can be adjusted, due to shrinkage or expansion of the main body due to changes in climate or temperature, And it is possible to completely prevent leakage due to a gap or deformation between the main bodies.

Further, according to the present invention, it is possible to prevent leakage and deformation of the joint portion by preventing a gap or deformation due to the bending of the anti-leakage sealant due to vibration or impact caused by the traveling vehicle by providing a support portion on both sides of the anti- Can be obtained.

Thus, according to the present invention, it is possible to minimize the time, manpower, and economic costs required for installation and maintenance work of the expansion joint by assembling and assembling the expansion joint device to a length suitable for the site conditions.

Further, according to the present invention, it is possible to provide a smooth traffic flow by shortening the traffic control time due to the installation and maintenance work of the telescopic joint device and the structure.

1 is an exploded perspective view of a telescopic joint device according to the prior art,
FIG. 2 is a bottom view of the expansion joint shown in FIG. 1,
3 is a perspective view of the expansion joint device according to the first embodiment of the present invention,
Fig. 4 is a bottom view of the expansion joint shown in Fig. 3,
5 is a perspective view of a leakage preventing stiffener,
6 is an exploded perspective view of the leakage preventing stiffener,
FIG. 7 is a process diagram for explaining steps of a method of constructing the expansion joint according to the first embodiment of the present invention,
8 is a perspective view of a telescopic joint apparatus according to a second embodiment of the present invention,
Fig. 9 is a perspective view of the leakage preventing stiffener shown in Fig. 8,
10 is a bottom view of the expansion joint according to the third embodiment of the present invention,
Fig. 11 is a perspective view of the leakage preventing stiffener shown in Fig. 3,
12 is a perspective view of a leakage preventing stiffener applied to the expansion joint according to the fourth embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an expansion joint device and a construction method thereof according to preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

[First Embodiment]

FIG. 3 is a perspective view of a telescopic joint apparatus according to a first embodiment of the present invention, and FIG. 4 is a bottom view of the telescopic joint apparatus shown in FIG.

Hereinafter, the terms 'upward', 'downward', 'forward' and 'rearward' and other directional terms refer to respective directions with reference to the states shown in the drawings.

3 and 4, the expansion joint according to a preferred embodiment of the present invention includes a main body 10, a joint portion 20 provided at both ends of the main body 10 to be connected to the other expansion joint device, And a connection portion 30 provided on both side surfaces of the front and rear ends of the main body 10 and connected to the structure.

The expansion joint apparatus according to the preferred embodiment of the present invention includes a pair of coupling members 21 mounted on the joint portions 20 of the two main bodies 10 coupled to the front and rear ends of the main body 10, And a leakage preventing stiffener 40 for pressure-fixing.

The body 10 is installed in a space between two slabs of a structure, for example, a bridge, and serves to connect between the two slabs.

The main body 10 can be standardized at predetermined intervals.

Alternatively, the main body 10 may have a length of 1.8 m or more, which corresponds to the width of the road, lane or shoulder of a structure such as a bridge, a road, a railway, a bridge and an underground roadway It can be made long.

For example, the main body 10 may be manufactured to have a length of about 3 to 5 m so as to correspond to the width of the lane, or may be manufactured in a state of being elongated and cut according to the width of the installation place.

The body 10 has a pair of horizontal portions 12a and 12b formed on the same plane as the structural body and having opposite faces to each other such that a laying gap 12 is formed therebetween at regular intervals, A pair of vertical portions 13 vertically downwardly formed on the pair of horizontal portions 11 and foreign matter or rainwater flowing through the flow portions 12 between the pair of horizontal portions 11, (Not shown).

For example, the pair of horizontal portions 11 may be formed so as to correspond to each other in a sinusoidal shape so as to form a flow path 12 having a constant interval.

The pair of vertical portions 13 are integrally formed on the front and rear ends of the pair of horizontal portions 11 and support loads applied to the horizontal portion 11 and the horizontal portion 11 from the traveling vehicle.

The discharge portion 14 is installed between the pair of vertical portions 13 in a transverse direction to discharge foreign matter or rainwater introduced into the space above the pair of vertical portions 13 to one side, Thereby preventing infiltration into the lower space of the portion 13.

Meanwhile, a filling material 15 such as styrofoam may be installed in a space formed in an inner lower part of the main body 10, that is, a lower part of the discharge part 14.

The joint part 20 is composed of a joint member 21 provided on each of the front and rear end surfaces of the main body 10 so as to prevent leakage between the two main bodies 10 of the expansion joint device connected to each other, And a bolt member 23 penetratingly connected to each connecting plate 22 of the two main bodies 10. The connecting plate 22 may be formed of a metal plate,

The connecting member 21 is made of a material having elasticity such as rubber and converges a tensile force and a compressive force due to contraction and expansion of the two bodies 10 due to external temperature and climatic conditions.

The connection member 21 prevents the foreign matter moving between the two main bodies 10 along the flow path 12 and the moisture contained in the rainwater from flowing into the lower portion of the joint 20. [

For this, the connecting member 21 may be formed in a shape corresponding to the shape of the end surface of the main body 10.

For example, the connecting member 21 is formed in a substantially rectangular shape corresponding to the horizontal portions 11 and the vertical portions 12 of the main body 10, And third and fourth extending portions 26 and 27 extending downward from both sides of the lower end of the connecting member 21 may be formed. Accordingly, the connection member 21 can be formed in a substantially "." Shape.

A moving groove 28 for moving water along the discharge portion 14 of the two main bodies 10 may be formed at the center of the upper end of the connecting member 21.

The bolt member 23 is fastened between the connecting plates 22 provided on the two main bodies 10 to connect the two main bodies 10 together.

A pair of connecting members 21 provided between the two bodies 10 are fastened to the horizontal portion 11 of the main body 10 and the bolt member 23 at the portion corresponding to the end surface of the vertical portion 13, So that water leakage can be prevented.

However, since the pair of connecting members 21 can not be pressed and fixed at a portion corresponding to the space formed inside the horizontal portion 11 and the vertical portion 13 of the main body 10, leakage may occur.

Thus, according to the present invention, the leakage preventing stiffener 40 is installed on both sides of the pair of connecting members 21 to prevent leakage occurring between the connecting members 21.

The connecting portion 30 includes a plurality of anchors installed on both side surfaces of the main body 10 at regular intervals and a pair of reinforcing bars (not shown) and structures alternately installed on the upper and lower portions of the anchors along the longitudinal direction of the main body 10 And a connecting member (not shown) installed between the slab reinforcement (not shown) and reinforcing the upward force and the downward force generated in the main body 10.

Next, the construction of the leakage preventing stiffener 40 will be described in detail with reference to Figs. 5 and 6. Fig.

Fig. 5 is a perspective view of a leakage preventing stiffener, and Fig. 6 is an exploded perspective view of a leakage preventing stiffener.

As shown in FIGS. 5 and 6, the leakage preventing stiffener 40 may include first and second reinforcing members 41 and 42, which are installed between the pair of vertical portions 13 so as to be coupled to each other. have.

Each of the first and second reinforcing members 41 and 42 may be formed into a rod shape whose transverse length is longer than the longitudinal length and the height.

6, the first stepped portion 43 and the second stepped portion 44 are formed so as to correspond to the rear surface of the right side portion of the first reinforcing member 41 and the front surface of the left side portion of the second reinforcing member 42, respectively .

Thus, when the right side portion of the first reinforcing member 41 and the left side portion of the second reinforcing member 42 are joined to each other, the cross section becomes substantially rectangular.

The first and second fixing holes 43 and 44 are formed in the first and second stepped portions 43 and 44 so that the fixing bolts for fixing the first reinforcing member 41 and the second reinforcing member 42 are fastened, 45, 46 may be formed.

The first and second fastening holes 45 and 46 are formed in order to accommodate the change of the flow field 12 caused by the tensile force acting in the width direction of the main body 10 and the contraction or expansion of the main body 10 by the compressive force And the entire length of the leakage preventing stiffener 40 can be adjusted.

At least one fastening hole 47 may be formed in the first and second reinforcing members 41 and 42 to fasten the fastening bolts between the pair of fastening members 21.

As described above, according to the present invention, it is possible to prevent water leakage by providing leak-proof stiffeners on the two main bodies of the expansion joints connected to each other and press-fixing the pair of joints provided at the ends of the main bodies.

Next, a construction method of the expansion joint device according to the first embodiment of the present invention will be described in detail with reference to FIG.

7 is a process diagram for explaining steps of a method of constructing the expansion joint according to the first embodiment of the present invention.

The main body 10 of the expansion joint device is manufactured so as to correspond to the length measured by measuring the width of the road, the lane of the road or the shoulder of the bridge structure in the step of Fig. 9, and the main body 10 is installed in the space between the slabs of the bridge S10).

A plurality of main bodies 10 are sequentially arranged along the longitudinal direction of each main body 10 and a leakage preventing stiffener 40 is provided at each of the front and rear ends of each main body 10 (S12).

More specifically, the operator installs the outer ends of the first and second reinforcing members 41 and 42 of the leakage preventing stiffener 40 on the inner surfaces of the pair of vertical portions 13, respectively.

At this time, the first and second reinforcing members 41 and 42 may be joined to the main body 10 by welding or may be fixed to the main body 10 by a bolting operation.

The first and second reinforcing members 41 and 42 are coupled such that the first and second stepped portions 43 and 44 are in contact with each other.

The operator adjusts the length of the leakage preventing stiffener 40 by disposing the first and second reinforcing members 41 and 42 so as to have a length corresponding to the interval between the pair of vertical portions 13, And the fixing bolts are fastened to the first and second fastening holes 45 and 46, which are formed in the elongated holes 41 and 42, respectively.

In step S14, the operator attaches the connecting member 21 of the joint part 20 to each end surface of the two main bodies 10, and forms the first and second reinforcing members 41 and 42 of the both- The through bolts are fastened to the respective fastening holes 47 to press-fix the both-side leakage preventing stiffener 40 and the connecting member 21.

At this time, between the connecting members 21 connected to each other is press-fixed by the through bolts fastened to the leakage preventing stiffener 40.

Accordingly, according to the present invention, by generating a compressive force by pressing and fixing the entire area of each joint member provided in the pair of joint portions, it is possible to completely prevent leakage due to a gap or deformation.

Then, the bolt member 23 is engaged with both sides of the connecting plate 22 of each main body 10 to fix the two main bodies 10.

The operator uses the anchor and the reinforcing bars provided on both sides of the main body 10 to install the connecting portion 30 for connecting the main body and the slab (S16).

Finally, the operator places the post-cement concrete in the vicinity of the expansion joint device, terminates the construction work of the expansion joint device through the curing process (S18).

Through the above-described process, the present invention provides a connecting member and a leakage preventing stiffener between the main bodies of the expansion joints, and performs a bolting operation to pressurize and fix the entire joint member to generate a compressive force, thereby preventing leakage through the joint .

Further, according to the present invention, since the length of the leakage preventing stiffener is adjustable, the change of the oil amount can be fluidly accommodated due to the shrinkage or expansion of the main body due to the change of climate or temperature, thereby preventing breakage or damage of the main body and the leakage preventing stiffener It is possible to completely prevent leakage due to a gap or deformation between the main bodies.

In the first embodiment of the present invention, the first and second reinforcing members 41 and 42 provided on the leakage preventing stiffener 40 are arranged in a straight line in order to be applied to a stretch joint device of a mono-cell joint type. However, the present invention is not limited to this.

The present invention can be applied not only to mono cell joints, but also to various expansion jointing devices such as a finger joint method and an NB joint method.

[Second Embodiment]

FIG. 8 is a perspective view of an expansion joint according to a second embodiment of the present invention, and FIG. 9 is a perspective view of the leakage preventing reinforcement shown in FIG.

The expansion joint according to the second embodiment of the present invention is similar to the construction described in the first embodiment, except that the joining material and the leakage preventing stiffener can be changed in shape have.

That is, as shown in FIG. 8, the connecting member 29 is formed in a substantially rectangular shape, and the central portion of the connecting member 29 may be formed in a substantially V shape.

The leakage preventing stiffener 40 may be modified to have a substantially V shape, as shown in FIGS. 8 and 9.

The first and second reinforcing members 51 and 52 constituting the leakage preventing stiffener 40 are installed to be inclined downward by a predetermined angle toward the center of the connecting member 29 so as to correspond to the shape of the connecting member 29 .

9, the first stepped portion 53 is formed on the right upper rear surface of the first reinforcing member 51, and the second stepped portion 54 is formed on the left end front surface of the second reinforcing member 52 .

A first fixing hole 55 is formed in the first step portion 53 along the longitudinal direction of the first reinforcing member 51 and a second fixing hole 56 is formed in the second step portion 54 .

Here, the first fixing hole 55 may be formed in the shape of a long hole so as to adjust the length of the leakage preventing stiffener 40, in order to accommodate the change in oil amount.

The side wall of the second stepped portion 54 is curved so as to adjust the angle of engagement between the first reinforcing member 51 and the second reinforcing member 52 in a state of being in contact with a side wall of the first stepped portion 53 .

At least one or more fastening holes 57 may be formed in the first and second reinforcing members 51 and 52, respectively.

As described above, according to the present invention, the first and second reinforcing members of the leakage preventing stiffener are inclinedly coupled to each other to adjust the engagement angle and length of the leakage preventing stiffener in accordance with the change of the oil amount, So that leakage of water can be prevented.

Meanwhile, the present invention can be modified so as to further provide a support portion at the rear end of the leakage preventing stiffener to prevent warpage of the leakage preventing stiffener due to vibration or impact transmitted by the traveling vehicle.

[Third Embodiment]

FIG. 10 is a bottom view of the expansion joint according to the third embodiment of the present invention, and FIG. 11 is a perspective view of the leakage preventing reinforcement shown in FIG.

10, the expansion joint according to the third embodiment of the present invention is similar to that of the expansion joint according to the first embodiment except that the support portion 60 May be provided.

As shown in FIG. 11, the first and second reinforcing members 41 and 42 of the leakage preventing stiffener 40 are provided with first and second supporting members 61 and 62 Respectively.

The first and second support members 61 and 62 are welded to or fixed to the first and second reinforcement members 41 and 42 by a welding method and the first support member 61 is fixed to the main body 10, To the side wall of the vertical portion 13 of the side wall 13 or by a bolting operation.

As described above, according to the present invention, by providing the support portion composed of the first and second support members on the rear side of the leakage preventing reinforcement, it is possible to prevent leakage and deformation due to warping of the leakage preventing reinforcement completely, can do.

On the other hand, the support portion 60 may be installed in the process of installing the expansion joint device in the field, or may be installed when the expansion joint device is manufactured.

[Fourth Embodiment]

12 is a perspective view of a leakage preventing stiffener applied to the expansion joint according to the fourth embodiment of the present invention.

The expansion joint according to the fourth embodiment of the present invention is similar to that of the expansion joint according to the second embodiment except that the support portion 60 is provided on the rear side of the leakage preventing stiffener 40.

As shown in FIG. 12, the first and second reinforcing members 41 and 42 of the leakage preventing stiffener 40 are provided with first and second supporting members 61 and 62 formed in a substantially right triangular shape, Respectively.

The first and second support members 61 and 62 are joined by a welding method or fixed by a bolting work in a state of being inclined according to the installation angles of the first and second reinforcing members 51 and 52, 1 support member 61 may be welded to the side wall of the vertical portion 13 of the main body 10 or may be fixed by a bolting operation.

As described above, according to the present invention, by providing the support portion composed of the first and second support members on the rear side of the leakage preventing reinforcement, it is possible to prevent leakage and deformation due to warping of the leakage preventing reinforcement completely, can do.

In the third and fourth embodiments, the support portion 60 is formed to have a right triangular shape by using the first and second support members 61 and 62, but the present invention is not limited thereto , And may be formed in various shapes using at least one supporting member to prevent warpage of the leakage preventing stiffener.

As described above, according to the present invention, it is possible to prevent the leakage due to the gap or deformation between the joints by evenly pressing and fixing the entire area of the joint member provided in the joint of the various types of joint joints such as the mono cell joint and the finger joint have.

Although the invention made by the present inventors has been described concretely with reference to the above embodiments, the present invention is not limited to the above embodiments, and it goes without saying that various changes can be made without departing from the gist of the present invention.

Although the above embodiments have been described using a mono cell joint and a finger joint, the present invention is not limited thereto and may be applied to various types of expansion joints such as a mono cell joint, a finger joint, and an NB joint.

' 형상, '

' 형상 등 다양한 형상의 누수방지 보강재 및 지지부를 적용하도록 변경될 수 있다. However, the present invention is not limited to the U-shape, the U-shape, and the U-shape so as to correspond to the cross-sectional shape of the body of the expansion joint device or the joint material provided in the joint, 'M' shape, '

' shape, '

'Shape and the like, and to apply the leakage preventing stiffener and the supporting part.

The present invention is applied to a technique for preventing leakage due to a gap or a deformation between joints by compressing and fixing the entire area of the joint member provided on each cross section of the expansion joint device.

10: main body 11: horizontal part
12: divergent 13: vertical part
14: discharge part 15: filler
20: Joint 21, 29: Connector
22: connecting plate 23: bolt member
24 to 27: First to fourth extension portions
28: moving groove 30: connecting portion
40: waterproofing reinforcement 41, 42, 51, 52: first and second reinforcing members
43, 44, 53, 54: first and second step portions 45, 46, 55, 56:
47, 57: fastening hole 60:
61, 62: first and second supporting members

Claims (10)

main body,
A joint portion provided at both ends of the main body to connect between the main body and the adjacent main body,
A connecting portion provided on both side surfaces of the front and rear ends of the main body and connected to the structural body,
And a leakage preventing stiffener for pressing and fixing a pair of joint portions provided on respective end faces of the main body and the neighboring other body connected to each other,
The leakage preventing stiffener includes first and second reinforcing members which are installed to be coupled to each other between a pair of vertical portions of the body,
Wherein the first and second reinforcing members are formed with at least one fastening hole to which the through bolts are fastened so as to press and fix a pair of joint portions provided respectively in the other main body adjacent to the main body. 2. A connector according to claim 1,
A connecting member provided on a cross section of each of the two main bodies so as to prevent leakage of water between the two main bodies connected to each other,
A connecting plate vertically installed on both side surfaces of the front and rear ends of the two bodies,
And a bolt member penetratingly connected to each connecting plate of the two main bodies. delete The method according to claim 1,
The first and second reinforcing members are disposed on a straight line, and first and second stepped portions are respectively formed at portions overlapping each other,
And a first fixing hole and a second fixing hole are formed in the first and second step portions, respectively, for fixing the first and second reinforcing members in a coupled state. 5. The method of claim 4,
Wherein the first and second fixing holes are formed in the shape of an elongated hole so that the total length of the leakage preventing reinforcement can be adjusted based on a change in oil flow rate of the main body. The method according to claim 1,
The first and second reinforcing members are inclined at predetermined angles so as to correspond to the shapes of the connecting members respectively provided on the end faces of the two bodies connected to each other,
Wherein the first reinforcing member is formed with a first fixing hole having a long hole shape so that the total length of the leakage preventing reinforcement can be adjusted based on a change in oil flow rate of the main body. The method according to any one of claims 1, 2, and 4 to 6,
Wherein the first and second reinforcing members are respectively provided with support portions for preventing warpage of the leakage preventing reinforcement member. (a) manufacturing and installing a main body of the expansion joint device,
(b) installing a leakage preventing stiffener at each end of the other main body adjacent to the main body,
(c) installing joints at respective ends of the main body in which the leakage preventing stiffener is installed and the other main body in the vicinity, respectively; and
(d) a first and a second reinforcing members which are provided so as to be able to be coupled with each other between a pair of vertical portions constituting the main body, and which are connected to each other, And pressing and fixing a pair of joint portions provided on the main body and the other main body, respectively,
Wherein a total area of each of the joint members provided in the pair of joint portions is pressed and fixed to prevent leakage in the joint portion. 9. The method of claim 8,
(e) connecting the body and the slab using connection portions provided on both side surfaces of the front and rear ends of the body, and
(f) pouring concrete around the expansion joint device. < Desc / Clms Page number 19 > 10. The method according to claim 8 or 9,
The method of claim 1, wherein the step (b) comprises the steps of providing a support on both sides of the leakage preventing reinforcement to prevent warpage of the leakage preventing reinforcement, and fixing the bolt to the vertical part of the body.

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