KR102494690B1 - Expansion jointing apparatus easy to maintain and repair and has both end support type parallel connection members using h-beam - Google Patents

Abstract

The present invention relates to an expansion joint apparatus having both end-supported parallel connection members, which can implement a simple and stable support structure in which both ends thereof are supported, completely escaping from an unstable structure of a cantilever type, to reduce noise and vibration when vehicles pass, thereby reducing damage thereto, and enable very easy detachment work due to a significantly simplified structure, thereby greatly reducing the cost and effort required for maintenance. The expansion joint apparatus comprises: one side support member installed along an end portion of one side of a building structure; the other side support member installed along an end portion of the other side of the building structure facing the side of the building structure, and having a guide groove formed long in the direction in which the end of the other side of the building structure is formed; and a plurality of both end-supported connection members which have an elongated bar shape, and are arranged in parallel to diagonally cross the space between the side of the building structure and the other side of the building structure, and of which ends are supported on the side support member in a horizontally rotatable state and other ends are supported along the guide groove of the other side support member in a linearly movable state and a horizontally rotatable state.

Description

Expansion joint equipped with parallel connecting members using H-beams to facilitate maintenance and support both ends

The present invention relates to an expansion joint device, and in particular, by implementing a simple and stable support structure in which both ends are supported by completely breaking away from the unstable structure of the cantilever type, it reduces noise and vibration when a vehicle passes through, thereby reducing the occurrence of damage, as well as drastically It relates to an expansion joint that enables separation work to be performed very easily by a simplified structure and significantly reduces the cost and effort required for maintenance.

In general, a number of bridge decks are spaced apart from each other to smoothly accommodate expansion and contraction due to temperature changes, drying shrinkage and creep due to concrete age, and movement of upper structures due to live load during the winter and summer seasons. installed consecutively.

In this way, in order to smoothly pass vehicles while connecting the gap between the frequently changing bridge decks, an expansion joint device including upper plates that intersect each other is installed and used.

Looking at the expansion joint device according to the prior art, as shown in FIG. 1, a pair of plates installed on one bridge deck and the other bridge deck facing each other alternately protruded and engaged with each other. It was provided with a tip in the form of a finger plate. .

However, in the case of such a finger plate type expansion joint, there is a completely disconnected section between the bridge decks, and the disconnection section expands as the gap between the bridge decks widens, causing noise and vibration when passing vehicles.

In order to solve the problem caused by the disconnection section in the finger plate type expansion joint, as disclosed in Korean Patent Registration No. 10-1610141 (April 1, 2016), a plurality of bridge decks on one side and the other bridge deck facing each other Techniques for connecting with link members have also been developed.

However, in the case of the expansion joint device disclosed in Korean Patent Registration No. 10-1610141 (April 1, 2016), the inner hinge is placed at the midpoint of the link member to accommodate the change in spacing when the spacing between bridge decks is widened or reduced. A bending motion was made possible. Accordingly, as each link member is divided and connected by an inner hinge, the overall configuration is complicated, and the link member is substantially in the form of a cantilever type, which is easily damaged due to vehicle traffic. Therefore, there is a problem in that the maintenance cycle is shortened and the cost required for maintenance is increased.

Korea Patent Registration No. 10-1610141 (2016.04.01.)

Therefore, the present invention has been proposed to solve the above conventional problems, and an object of the present invention is to completely break away from the unstable structure of the cantilever type and realize a simple and stable support structure in which both ends are supported, thereby reducing noise and noise when passing a vehicle. It is an object of the present invention to provide an expansion joint that not only reduces damage by reducing vibration, but also significantly reduces the cost and effort required for maintenance by making separation work very easy by a dramatically simplified structure.

In order to achieve the above object, the expansion joint device according to the technical idea of the present invention is an expansion joint device installed to fill the gap between one side and the other side of a building structure spaced apart from each other, and is installed along the end of one side of the building structure One side support member to be; The other support member installed along the end of the other side of the building structure facing the one side of the building structure and having a guide groove formed long in the direction in which the end of the other side of the building structure is formed; A plurality of them are arranged in parallel in a form that has an elongated bar shape and crosses diagonally between one side of the building structure and the other side of the building structure, and each end is supported by the one side support member in a rotatable state in the horizontal direction, Including, when the separation between one side of the building structure and the other side of the building structure is widened; While the connecting member rotates in one direction around one end, the other end moves in the forward direction along the guide groove of the other supporting member, and when the gap between one side of the building structure and the other side of the building structure is narrowed, the connecting member rotates around one end. While rotating in the other direction, the other end moves in the reverse direction along the guide groove of the other support member to accommodate the change in spacing between one side of the building structure and the other side of the building structure, which is characterized in its technical configuration.

Here, the connecting member protrudes downward from one end and is inserted into a pinhole formed on the upper surface of the one side support member to be horizontally rotatable, and protrudes downward from the other end to the other side from the upper surface of the other support member. In response to the guide groove formed long along the length of the support member, the other side pin is inserted to be able to move linearly and rotate horizontally, and during repair, the connecting member is lifted from the one side support member and the other side support member by a method of lifting. It can be characterized by being able to separate.

In addition, the one-side pin has a lower end portion detachably coupled to the one-side support member in a state in which one end portion of the connection member passes downward from the upper surface, so that one end portion of the connection member is horizontally rotatable around the one-side pin, The other pin is inserted into the guide groove of the other support member in a state where it is integrally fixed to the lower surface of the other end of the connecting member, so that the other end of the connecting member can move linearly and rotate horizontally along the guide groove. can be done with

In addition, the lower end of the one side pin is formed with a male thread and screwed to the one side support member, and the outer circumferential surface of the other side pin is formed flat without a male thread and is simply inserted into the guide groove of the other side support member without fastening. there is.

In addition, a certain through-hole is interposed along the guide groove of the other support member between the lower surface of the plurality of other ends of the plurality of connecting members and the upper surface of the other support member, and through which the other pins provided at the other end of the connecting member pass through. It is provided with a plurality at intervals, and is made of a material having a smaller friction coefficient than that of the connecting member and the other supporting member, so that the connecting members maintain a distance between the other ends while assisting in smooth linear movement and horizontal rotation while supporting the other supporting member. It may be characterized by further comprising a low-friction spacer that blocks foreign matter from penetrating into the guide groove of the member.

In addition, each of the through holes of the low-friction spacer is provided as a long hole formed elongated in the longitudinal direction of the low-friction spacer to allow a change in the distance between the other ends of the connecting member within a certain range. can

In addition, the connecting member is formed with a width that can completely cover the corresponding through-hole of the low-friction spacer through which its other pin passes, from the upper side, regardless of the degree of linear movement and horizontal rotation of the other end, so that the low-friction spacer It may be characterized in that foreign substances are prevented from penetrating into the guide groove of the other support member through the through hole.

In addition, it is interposed between the lower surface of one end of the connecting member and the upper surface of the one side support member, and is made of a material having a smaller friction coefficient than that of the connecting member and the one side supporting member, so that one end of the connecting member can be smoothly rotated in the horizontal direction. It may be characterized in that it further comprises a low friction washer to assist so as to.

In addition, the connecting member may be characterized in that one end and the other end are formed in a semicircular cross-section, and in addition, it is formed in a bar shape having the same horizontal width from one end to the other end.

In addition, the connecting member may be characterized in that the one side pin and the other side pin are respectively installed at one end and the other end of an H-beam in which an upper flange and a lower flange are integrally molded around the web.

In addition, the one-side pin is composed of a flat first fastening part fastened in close contact with the lower surface of the lower flange end of the H-beam and a first pin part protruding downward from the lower surface of the first fastening part, The other pin is characterized in that it consists of a flat plate-shaped second fastening part fastened in close contact with the lower surface of the other end of the lower flange of the H-beam and a second pin protruding downward from the lower surface of the second fastening part. can

In addition, the one-side support member is provided in a shape in which the first horizontal panel and the first vertical panel are orthogonal, and a plurality of pinholes into which pins on one side of the connecting member are inserted into the first horizontal panel are spaced at regular intervals along the transverse direction of the bridge formed in a row, and the other side support member is spaced apart from each other and bonded to the second horizontal panel and the third horizontal panel forming a guide groove in the spaced apart space, and to the lower surfaces of the second horizontal panel and the third horizontal panel. characterized in that it consists of a fourth horizontal panel that maintains a spaced state between the second horizontal panel and the third horizontal panel, and a second vertical panel that extends perpendicularly upward from an outer side of the second horizontal panel. can be done with

In addition, the building structure may be a bridge, and one side of the building structure and the other side of the building structure may be a bridge deck on one side and a bridge deck on the other side, respectively.

The expansion joint device according to the present invention can reduce noise and vibration and reduce damage when a vehicle passes by implementing a simple and stable support structure in which both ends are supported by completely breaking away from the unstable structure of the cantilever type.

In addition, since the structure is drastically simplified and the separation work is easily performed to the extent that it can be separated by simply lifting the connection member, which is a key main part, the cost and effort required for maintenance can be greatly reduced.

In addition, the expansion joint device according to the present invention is not uniformly restricted in the spacing between the connecting members, and the shape deformation in which the spacing between the connecting members is gradually widened or gradually narrowed from one end to the other end is possible, so that not only straight bridges but also curved bridges can be formed. can also be widely applied.

1 is a reference view for explaining an expansion joint device according to the prior art
2 and 3 are perspective views of an expansion joint device according to an embodiment of the present invention
4 is an exploded perspective view of an expansion joint device according to an embodiment of the present invention
5 is a bottom perspective view of a connecting member in an expansion joint device according to an embodiment of the present invention
6a to 6c are a series of reference views for explaining the action and operation of the expansion joint device according to an embodiment of the present invention.
7 is a perspective view of an expansion joint device according to a modified embodiment of the present invention
8 is an exploded perspective view of an expansion joint device according to a modified embodiment of the present invention

Referring to the accompanying drawings, an expansion joint device according to embodiments of the present invention will be described in detail. Since the present invention can have various changes and various forms, specific embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to a specific form disclosed, and should be understood to include all modifications, equivalents, or substitutes included in the spirit and scope of the present invention. Like reference numbers have been used for like elements throughout the description of each figure. In the accompanying drawings, the dimensions of the structures are shown enlarged than actual for clarity of the present invention, or reduced than actual in order to understand the schematic configuration.

Also, terms such as first and second may be used to describe various components, but the components should not be limited by the terms. These terms are only used for the purpose of distinguishing one component from another. For example, a first element may be termed a second element, and similarly, a second element may be termed a first element, without departing from the scope of the present invention. Meanwhile, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the art to which the present invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and unless explicitly defined in this application, they are not interpreted in an ideal or excessively formal meaning. .

<Example>

2 and 3 are perspective views of an expansion joint device according to an embodiment of the present invention, FIG. 4 is an exploded perspective view of an expansion joint device according to an embodiment of the present invention, and FIG. 5 is an expansion joint according to an embodiment of the present invention. It is a bottom perspective view of the connection member in the device, and FIGS. 6A to 6C are a series of reference views for explaining the action and operation of the expansion joint device according to an embodiment of the present invention.

The expansion joint device according to the embodiment of the present invention is installed to fill the gap between one side of the building structure and the other side of the building structure, which are spaced apart from each other, and will be described as being installed for a bridge, which is one of the building structures. . Accordingly, the building structure will be described as a bridge, one side of the building structure as one bridge deck, and the other side of the building structure as the other bridge deck.

As shown, the expansion joint device according to the embodiment of the present invention is installed between one bridge deck and the other bridge deck facing each other in order to fill the gap between the bridge decks, and one side support member 110 and the other side support member 120 ), a connecting member 130, a low friction washer 140, and a low friction spacer 150 as main components.

Expansion joint device according to an embodiment of the present invention completely breaks away from the unstable structure of the cantilever type by the above main components to implement a stable support structure in which both ends are supported, thereby reducing noise and vibration when a vehicle passes through, as well as long-term use. It is configured to significantly reduce the cost of maintenance by reducing the rate of damage.

Hereinafter, an expansion joint device according to an embodiment of the present invention will be described in detail, focusing on each of the above components.

The one-side support member 110 is installed along the end of the one-side bridge deck and serves to support one end of the connection member 130. The one side support member 110 is provided as an L-shaped member composed of a first horizontal panel 110a and a first vertical panel 110b extending upward from an outer side of the first horizontal panel 110a. . In the first horizontal panel 110a, a plurality of pinholes 111 into which pins 131 on one side of the connecting member 130 are inserted are formed in a line at regular intervals along the longitudinal direction, and the first horizontal panel 110a ) The lower surface is provided with a plurality of first studs 115 buried at the upper end of the bridge on one side.

The other support member 120 is installed along the end of the other bridge deck facing the one bridge deck and serves to support the other end of the connecting member 130. The other support member 120 has a guide groove 121 formed long along the transverse direction of the bridge. The other pin 133 provided at the other end of the connecting member 130 is inserted into the guide groove 121 to be guided for linear movement. Here, in order to form the guide groove 121 in the other support member 120, a second horizontal panel 120a and a third horizontal panel 120c are spaced apart from each other, and the second horizontal panel 120a and The third horizontal panel 120c is bonded from the lower side by the fourth horizontal panel 120d while being spaced apart to form the guide groove 121 . In addition, on the outer side of the second horizontal panel 120a, a second vertical panel 120b is provided in an orthogonal upward extension or joined form. In addition, a plurality of second studs 125 buried in the upper end of the other bridge are provided on the lower surface of the second horizontal panel 120a of the other support member 120.

In this way, in the case of the other support member 120 composed of the second horizontal panel 120a, the third horizontal panel 120c, the fourth horizontal panel 120d, and the second vertical panel 120b, the guide groove 121 is provided. However, it has the advantage that it can be manufactured simply by using existing panels without being molded by a separate mold.

A plurality of the connecting members 130 are arranged in parallel along the transverse direction of the bridge in a form that crosses between one bridge deck and the other bridge deck in a diagonal direction. One end of the connecting member 130 is rotatably supported in a horizontal direction by one support member 110, and the other end of the connecting member 130 moves linearly along the guide groove 121 of the other supporting member 120. And it is supported rotatably in the horizontal direction. To this end, as shown in FIG. 5, one end of the connecting member 130 protrudes downward and is inserted into the pinhole 111 formed on the upper surface of the first horizontal panel 110a of the one side support member 110 to be rotatably inserted in the horizontal direction. One pin 131 is provided, and the other end of the connecting member 130 protrudes downward to correspond to the guide groove 121 formed on the upper surface of the second horizontal panel 120a of the other supporting member 120, and moves linearly and The other side pin 133 inserted to be rotatable in the horizontal direction is provided. Here, one side pin 131 of the connecting member 130 is installed to be detachable in a form penetrating downward from the upper surface through a through hole 132 formed at one end of the connecting member 130, and the other side pin 133 is It is provided in a form integrally fixed to the other end of the connecting member 130. Here, the lower end of the one side pin 131 is formed with a male thread and is screwed to the one side support member 110, and the outer peripheral surface of the other side pin 133 is formed flat without a male thread, so that the guide groove 121 of the other side support member 120 ) is simply inserted without fastening. According to this configuration, when the one side pin 131 is disengaged from the one side support member 110 and the connection member 130, the one side support member 110 and the other side support member ( 120), it is possible to proceed with maintenance work.

When such a connecting member 130 is provided, when the gap between one bridge deck and the other bridge deck widens in the state of FIG. 6A, the connecting member 130 rotates in one direction around one end and the other end supports the other support member as shown in FIG. 6B. It moves in the forward direction along the guide groove 121 of (120) and is built close to the longitudinal direction of the bridge to accommodate the change in spacing between one bridge deck and the other bridge deck. In addition, when the gap between the bridge deck on one side and the bridge deck on the other side is narrowed, as shown in FIG. It moves in the reverse direction along the bridge and is laid down to the side closer to the transverse direction of the bridge to accommodate the change in spacing between the bridge deck on one side and the bridge deck on the other side.

A point to be noted in relation to the configuration of the connecting member 130 is that both ends of the connecting member 130 are stably supported to completely escape the cantilever type structure. This not only reduces noise and vibration caused by the unstable structure of the cantilever type, but also significantly reduces maintenance costs by reducing the rate of damage even during long-term use. A more noteworthy point in relation to the configuration of the connecting members 130 is that the spacing between the connecting members 130 is not uniformly limited and can be gradually widened or gradually narrowed from one end to the other, so that a straight line The point is that it can be widely applied not only to bridges but also to curved bridges.

The low-friction spacer 150 serves to guide the plurality of connecting members 130 so as not to deviate while maintaining a distance, and to help smooth linear movement and horizontal rotation of the other end of the connecting member 130 without friction damage. . To this end, the low-friction spacer 150 is long interposed along the guide groove 121 of the other support member 120 between the lower surface of the plurality of other end portions of the connecting member 130 and the upper surface of the other support member 120. The low-friction spacer 150 includes a plurality of through-holes 151 at regular intervals through which the other pin 133 of the connecting member 130 passes.

The through-hole 151 of the low-friction spacer 150 is provided in the form of a long hole in the longitudinal direction of the low-friction spacer 150, allowing a change in the distance between the other ends of the connecting member 130 within a certain range. make it possible In this way, when the through hole 151 of the low friction spacer 150 is provided in the form of a long hole, it becomes easy to penetrate the pin 133 on the other side when the connecting member 130 is installed, and the separation distance between the connecting members 130 is reduced. Since it is not limited to a certain number and can be changed within a certain range, it is possible to minimize damage while allowing a change in spacing between the connecting members 130 in response to a situation in which an unexpectedly large foreign substance is caught between the connecting members 130 possible. In addition, as described above, the spacing between the connecting members 130 is not uniformly limited, and shape deformation that gradually widens or gradually narrows from one end to the other end is possible, widely applied not only to straight bridges but also to curved bridges make it possible

The low-friction spacer 150 is made of a material having a smaller coefficient of friction than that of the connection member 130 and the other support member 120, such as Teflon. As a result, it is possible to prevent frictional damage and assist the other end of the connecting member 130 to smoothly move in a straight line and rotate in a horizontal direction.

The low-friction spacer 150 is made of a long and flat stick-shaped body, and also serves as a cover to prevent foreign matter from penetrating into the guide groove 121 of the other support member 120. In order for the low-friction spacer 150 to faithfully perform the role of a cover for preventing the penetration of foreign substances, the connecting member 130 has its other pin 133 regardless of the degree of linear movement and horizontal rotation of the other end. ) is formed with a width that can completely cover the through hole 151 of the low friction spacer 150 passing through from the upper side. As a result, it is possible to prevent foreign substances from penetrating into the guide groove 121 formed in the other support member 120 through the through hole 151 of the low friction spacer 150 .

Meanwhile, a low friction washer 140 is interposed between the lower surface of one end of the connecting member 130 and the upper surface of the one side supporting member 110 . The low-friction washer 140 is made of a material having a smaller coefficient of friction than the connection member 130 and one side support member 110, such as Teflon, to prevent frictional damage and to smoothly rotate one end of the connection member 130 in the horizontal direction. help make it happen

*<Modified Example>

7 is a perspective view of an expansion joint device according to a modified embodiment of the present invention, and FIG. 8 is an exploded perspective view of the expansion joint device according to a modified embodiment of the present invention.

As shown, in the expansion joint device according to the modified embodiment of the present invention, the connecting member 130 is characterized in that it is configured based on H-beams.

To this end, the connecting member 130 is provided with one side pin 131 and the other side pin at one end and the other end of the H-beam in which the upper flange 130b and the lower flange 130c are integrally molded around the web 130a. (133) is provided.

Here, the one-side pin 131 is a flat first fastening part 131a fastened in close contact with the lower surface of one end of the lower flange 130c of the H-beam and a downward direction from the lower surface of the first fastening part 131a. It consists of a protruding first pin part 131b, and the other pin 133 is fastened in close contact with the lower surface of the other end of the lower flange of the H-shaped steel plate-shaped second fastening part 133a and the second fastening part 133a. It consists of a second pin part 133b protruding downward from the lower surface of the fastening part 133a. Preferably, fastening holes 131c, 133c, and 134 are formed in advance in the first fastening part 131a, the second fastening part 133a, and the lower flange 130c of the H-beam to enable fastening using fastening parts. do.

According to the configuration of such a modified embodiment, there is an advantage that the existing H-beam can be utilized instead of forming a separate connecting member 130.

Although preferred embodiments of the present invention have been described above, the present invention can use various changes, modifications, and equivalents. It is clear that the present invention can be equally applied by appropriately modifying the above embodiment. Therefore, the above description does not limit the scope of the present invention, which is defined by the limits of the following claims.

110: one support member 120: the other support member
130: connecting member 140: low friction washer
150: low friction spacer

Claims (9)

An expansion joint installed to fill the gap between one side of a building structure and the other side of a building structure that are spaced apart from each other,
One side support member installed along the end of one side of the building structure; The other support member installed along the end of the other side of the building structure facing the one side of the building structure and having a guide groove formed long in the direction in which the end of the other side of the building structure is formed; A plurality of them are arranged in parallel in a form that has an elongated bar shape and crosses diagonally between one side of the building structure and the other side of the building structure, and each end is supported by the one side support member in a rotatable state in the horizontal direction, Including, when the separation between one side of the building structure and the other side of the building structure is widened; While the connecting member rotates in one direction around one end, the other end moves in the forward direction along the guide groove of the other supporting member, and when the gap between one side of the building structure and the other side of the building structure is narrowed, the connecting member rotates around one end. While rotating in the other direction, the other end moves in the reverse direction along the guide groove of the other support member to accommodate the change in spacing between one side of the building structure and the other side of the building structure,
The connection member protrudes downward from one end and is inserted into a pinhole formed on the upper surface of the one support member to be rotatably horizontally, and protrudes downward from the other end to extend from the upper surface of the other support member to the other support member. Corresponding to the guide groove formed long along the longitudinal direction, the other side pin is provided so as to be inserted so as to be able to move linearly and rotate horizontally. The connection member is an expansion joint device, characterized in that the one side pin and the other side pin are installed at one end and the other end of the H-beam in which the upper flange and the lower flange are integrally molded around the web. . According to claim 1,
The one end of the pin is detachably coupled to the one side support member in a state in which one end of the connection member passes downward from the top surface so that one end of the connection member can rotate in a horizontal direction about the one side pin, and the other side pin The pin is inserted into the guide groove of the other support member while being integrally fixed to the lower surface of the other end of the connecting member so that the other end of the connecting member can move linearly and rotate horizontally along the guide groove. expansion joint. According to claim 2,
The lower end of the one side pin is formed with a male thread and is screwed to the one side support member, and the outer circumferential surface of the other side pin is formed flat without a male thread and is simply inserted into the guide groove of the other side support member without fastening Expansion joint device, characterized in that . According to claim 1,
Through-holes interposed long along the guide groove of the other support member between the lower surfaces of the plurality of other end portions of the connecting members and the upper surface of the other support member and through which the other pins provided at the other end of the connecting member respectively pass through are formed at regular intervals. It is made of a material having a smaller friction coefficient than that of the connecting member and the other supporting member, so that the connecting members maintain a distance between the other ends while assisting in smooth linear movement and horizontal rotation while maintaining the stability of the other supporting member. Expansion joint device further comprising a low-friction spacer that blocks foreign matter from penetrating into the guide groove. According to claim 4,
Each through hole of the low-friction spacer is provided as a long hole formed long in the longitudinal direction of the low-friction spacer to allow a change in the distance between the other ends of the connecting member within a certain range. Device. According to claim 4,
It is interposed between the lower surface of one end of the connecting member and the upper surface of the supporting member on one side, and is made of a material having a smaller coefficient of friction than that of the connecting member and the supporting member on one side, so that one end of the connecting member can be smoothly rotated in the horizontal direction. Expansion joint device further comprising a low friction washer to do. According to claim 1,
The one-side pin is composed of a flat first fastening part fastened in close contact with the lower surface of one end of the lower flange of the H-beam and a first pin part protruding downward from the lower surface of the first fastening part, and the other side The pin is an expansion joint characterized in that it consists of a flat plate-shaped second fastening part fastened in close contact with the lower surface of the other end of the lower flange of the H-beam and a second pin part protruding downward from the lower surface of the second fastening part. Device. According to claim 1,
The one-side support member is provided in a shape in which a first horizontal panel and a first vertical panel are orthogonal, and a plurality of pinholes into which pins on one side of the connecting member are inserted into the first horizontal panel are lined up at regular intervals along the transverse direction of the bridge is formed by
The other support member is bonded to the second horizontal panel and the third horizontal panel spaced apart from each other and forming a guide groove in the spaced apart space, and to the lower surfaces of the second horizontal panel and the third horizontal panel to form the second horizontal panel. An expansion joint device comprising a fourth horizontal panel maintaining a spaced state between the third horizontal panel and a second vertical panel extending upwardly orthogonally from an outer side of the second horizontal panel. According to any one of claims 1 to 8,
The building structure is a bridge, and the expansion joint device, characterized in that one side of the building structure and the other side of the building structure are a bridge deck on one side and a bridge deck on the other side, respectively.

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