JP7020963B2 - Floor structure - Google Patents

Description

The present invention relates to a floor structure provided with an inspection port.

Conventionally, a so-called wet construction method floor structure is known in which a base is erected on the ground using concrete or the like, mortar is applied to the base, and a plurality of tiles are attached to the base (for example, Patent Document 1). reference). Tile has advantages in terms of design and strength, but it is difficult to handle because the weight of the tile is heavier than that of the resin deck material, so that the construction work may be complicated.
Further, it is known that the floor portion of a floor structure provided with a deck material made of resin is provided with an inspection port having a lid member (see, for example, Patent Document 2).

Japanese Unexamined Patent Publication No. 2004-232327 Japanese Unexamined Patent Publication No. 2014-125745

When an inspection port having a lid member is provided on the floor of a floor structure having tiles, tiles may be used for the lid member. When tiles are used for the lid member, it is difficult to handle the tile because the weight of the tile is heavier than that of the resin deck material, so that it is difficult to open and close the lid member at the inspection port. Therefore, an inspection port for a floor structure that makes it easy to open and close the lid member is desired. Further, when tiles are used for the lid member, it is desired that the durability for supporting the lid member can be ensured at the inspection port.

INDUSTRIAL APPLICABILITY The present invention provides a floor structure provided with an inspection port provided with a lid member having tiles, which can ensure durability for supporting the lid member at the inspection port and can easily open and close the lid member at the inspection port. The purpose.

The present invention relates to a base disposed on the ground (for example, a base 2 described later), a plurality of pillars erected on the base (for example, a bundle pillar 3 described later), and the plurality of pillars. A plurality of erected large pulls (for example, a large pull 4 described later), a plurality of roots erected on the plurality of large pulls (for example, a large pull 5 described later), and a plurality of tiles laid on the roots. A base member (for example, described later) arranged in a floor tile (for example, tile 11 described later) and an opening (for example, an opening 200 described later) formed by being surrounded by the plurality of floor tiles. An inspection port (for example, an inspection port 20 described later) having a base member 30) and a lid member (for example, a lid member 40 described later) arranged above the base member so that the opening can be opened and closed. The base member comprises a pair of large pull side portions (for example, a large pull side support portion 31 described later) that are a part of the plurality of large pulls, and a pair of roots that are a part of the plurality of roots. It is configured to have a side portion (for example, a root thick side support portion 32 described later) and a reinforcing member (for example, a reinforcing member 33 described later) detachably installed on the pair of large pull side portions. The lid member has a lid tile (for example, a tile 41 described later) and a handle portion (for example, a handle portion 42 described later) connected to the lid tile, and the handle portion is for the lid. The present invention relates to a floor structure (for example, a floor structure 1 described later) that can be moved to a storage position accommodated on the side of an end portion of the tile and a protruding position protruding from the upper surface of the lid tile.

Further, when the handle portion is arranged at the accommodation position, the handle portion is arranged so as to extend along the first side side portion (for example, the short side 41a described later) of the lid tile (for example, described later). The handle body 421) and a pair of second side sides (for example, the long side 41b described later) orthogonal to the first side side of the lid tile are formed so as to extend from both ends of the handle body. It is preferable to have a pair of arms (for example, an arm 422 described later) rotatably connected to the two side sides.

Further, the lid member has a locking portion (for example, a locking portion 44 described later) that locks the handle portion to the upper surface of the lid tile at a predetermined angle when the handle portion is located at a protruding position. ) Is preferable.

According to the present invention, there is provided a floor structure provided with an inspection port provided with a lid member having tiles, the durability of supporting the lid member at the inspection port can be ensured, and the opening / closing operation of the lid member at the inspection port is easy. be able to.

It is a perspective view which shows the floor structure which concerns on this embodiment. It is a perspective view which shows the internal structure of a floor structure. It is a perspective view which shows the closed state of the inspection port which concerns on this embodiment. It is a perspective view which shows the open state of the inspection port which concerns on this embodiment. It is a perspective view which shows the state which the lid member and the reinforcing member were removed from the inspection port. It is a perspective view which shows the case where the handle part is arranged in the accommodating position in the lid member of an inspection port. It is a perspective view which shows the case where the handle part is arranged in the protruding position in the lid member of an inspection port. It is a partially enlarged view which shows the movement range of a handle part.

The floor structure 1 according to the embodiment of the present invention will be described. FIG. 1 is a perspective view showing a floor structure 1 according to the present embodiment. FIG. 2 is a perspective view showing the internal structure of the floor structure 1. FIG. 3 is a perspective view showing a closed state of the inspection port 20 according to the present embodiment. FIG. 4 is a perspective view showing an open state of the inspection port 20 according to the present embodiment. FIG. 5 is a perspective view showing a state in which the lid member 40 and the reinforcing member 33 are removed from the inspection port 20. FIG. 6 is a perspective view showing a case where the handle portion 42 is arranged at the accommodation position in the lid member 40 of the inspection port 20. FIG. 7 is a perspective view showing a case where the handle portion 42 is arranged at a protruding position in the lid member 40 of the inspection port 20. FIG. 8 is a partially enlarged view showing the moving range of the handle portion 42.

As shown in FIG. 1, the floor structure 1 according to the embodiment of the present invention is a deck constructed in the vicinity of the building 100 (for example, a garden) by a dry method. The floor structure 1 includes an inspection port 20 having a floor surface formed by a plurality of tiles 11 and arranged in a portion surrounded by the plurality of tiles 11. The floor structure 1 is formed in a rectangular shape having one side in contact with the wall surface of the building 100. A step 15 is formed at the edge of the floor structure 1. In the present embodiment, the step 15 is composed of two steps, and includes a first step portion 16 and a second step portion 17.

As shown in FIG. 2, the floor structure 1 includes a plurality of bases 2, a bundle pillar 3 as a plurality of pillars, a plurality of large pulls 4, a plurality of joists 5, and a plurality of auxiliary joists 6. A curtain plate portion 9 and a floor portion 10 are provided. The bundle pillar 3, the large pull 4, the joist 5, the auxiliary joist 6, and the curtain plate portion 9 are all made of aluminum profiles.

As shown in FIG. 2, the plurality of bases 2 are arranged on the ground. The plurality of bundle pillars 3 are erected on the base 2.

The plurality of large pulls 4 are erected on a plurality of bundle pillars 3. The large pull 4 is composed of, for example, a substantially prismatic long member having a hollow portion. The plurality of large pulls 4 are arranged parallel to the building 100 at predetermined intervals along the wall surface of the building 100, and are erected on the plurality of bundle pillars 3. A pair of projecting portions 4a projecting horizontally from both side surfaces are formed in the lower portion of the large pull 4. A plurality of joists 5 and a plurality of auxiliary joists 6 are erected on the upper surface of the protrusion 4a.

The plurality of joists 5 are erected between adjacent large pulls 4 among the plurality of large pulls 4. The joist 5 is composed of, for example, a substantially prismatic long member having a hollow shape. The plurality of joists 5 are arranged at predetermined intervals in a direction orthogonal to the horizontal direction in which the wall surface of the building 100 extends, and are erected on the plurality of large pulls 4. The lower part of the joist 5 is fixed to the joist 4 in a state where the joist 5 is placed on the upper surface of the protruding portion 4a of the joist 4.

The plurality of auxiliary joists 6 are arranged side by side between the adjacent joists 5 among the plurality of joists 5, erected between the adjacent joists 4, and the building 100 so as to connect the adjacent joists 4 to each other. The wall surface of the wall extends parallel to the direction perpendicular to the horizontal direction. The auxiliary joist 6 is formed, for example, with a width smaller than the width of the joist 5, and is composed of a substantially prismatic long member having a hollow. The lower part of the auxiliary joist 6 is fixed to the large pull 4 in a state where the auxiliary joist 6 is placed on the upper surface of the protruding portion 4a of the large pull 4.

The curtain plate portion 9 is arranged so as to cover the side portion of the outer edge of the floor portion 10. In the present embodiment, the curtain plate portion 9 is arranged so as to cover the side portions in both the first step portion 16 and the second step portion 17 in the step 15.

As shown in FIG. 1, the floor portion 10 includes a plurality of tiles 11 (floor tiles), a plurality of joint materials 12, and an inspection port 20.

Each of the plurality of tiles 11 is formed in a square shape in a plan view, for example, and has a predetermined thickness. In the present embodiment, as shown in FIG. 2, in the tile 11, the edges of the four sides are supported by the upper surface of the joist 4 and the upper surface of the joist 5, and the tile 11 is on the joist 4, the joist 5, and the auxiliary joist 6. Will be laid in.

As shown in FIG. 1, the plurality of joint materials 12 are formed to have a thickness smaller than the thickness of the tile 11, and are arranged at positions between the tiles 11 so that the longitudinal direction is along the edge of the tile 11. The tiles.

As shown in FIGS. 3 and 4, the inspection port 20 is formed in an opening 200 (see FIG. 4) formed on the upper surface of the floor portion 10 by being surrounded by a plurality of tiles 11 without providing the tile 11. Be placed.

As shown in FIGS. 3 and 4, the inspection port 20 has a base member 30 and two lid members 40. The base member 30 is arranged at a position below the position of the tile 11 in the opening 200 formed by being surrounded by the plurality of tiles 11. The two lid members 40 are arranged side by side in the first direction D1 orthogonal to the second direction D2 along the horizontal direction of the wall surface of the building 100. In the description of the present embodiment, in FIGS. 2 to 8, the direction orthogonal to the horizontal direction in which the wall surface of the building 100 extends is also referred to as the first direction D1, and the horizontal direction in which the wall surface of the building 100 extends is the second direction. Also called direction D2.

As shown in FIG. 4, the base member 30 has a pair of joist-side support portions 31 (large-pull side portions) of the plurality of joists 4 and a pair of joist-side support portions 32 of the plurality of joists 5. (Joist side portion) and three reinforcing members 33 are included.
The pair of pull-side support portions 31 and the pair of joist-side support portions 32 are arranged along the outer peripheral edge of the opening 200.

The pair of large pull side support portions 31 is composed of a part of the pair of large pull 4 arranged in the opening 200 of the plurality of large pull 4. The pair of pull-side support portions 31 are arranged in parallel with each other apart from each other in the first direction D1 and extend in the second direction D2.

The pair of pull-side support portions 31 support the long sides of the lid member 40. A pair of projecting portions 311 projecting inward in the horizontal direction of the opening 200 are formed on the lower side surfaces of the pair of pulling side support portions 31. The protrusion 311 is composed of a part of the protrusion 4a of the large pull 4. Three reinforcing members 33 (described later) are erected on the upper surfaces of the pair of protruding portions 311.

A plurality of cushioning materials 31a are attached to the upper surface of the pulling side support portion 31. The cushion material 31a functions as a cushioning material that absorbs the rattling of the lid member 40 when the lid member 40 is arranged on the pair of pull-side support portions 31.

The pair of joist side support portions 32 is composed of a part of the pair of joists 5 arranged in the opening 200 of the plurality of joists 5. The pair of joist side support portions 32 are arranged in parallel with each other apart from each other in the second direction D2 and extend in the first direction D1.

The pair of joist side support portions 32 support a pair of short sides of the lid member 40. A cushion material 32a is attached to the upper surface of the joist side support portion 32 in the center in the longitudinal direction. The cushion material 32a functions as a cushioning material that absorbs the rattling of the lid member 40 when the lid member 40 is arranged on the pair of joist side support portions 32.

As shown in FIGS. 4 and 5, the three reinforcing members 33 are detachably installed on the upper surfaces of the protruding portions 311 of the pair of pull-side support portions 31. The three reinforcing members 33 are formed to extend in the first direction D1 (the direction orthogonal to the horizontal direction in which the wall surface of the building 100 extends) so as to connect the pair of pulling side support portions 31, and the pair of joists. It is arranged parallel to the second direction D2 between the side support portions 32. The reinforcing member 33 is composed of, for example, a substantially prismatic long member having a hollow shape. A plurality of cushioning materials 33a are attached to the upper surface of the reinforcing member 33. The cushion material 33a functions as a cushioning material that absorbs the rattling of the lid member 40 when the lid member 40 is arranged.

As shown in FIG. 5, when the three reinforcing members 33 are arranged on the protruding portions 311 of the pair of pull-side support portions 31, the positions of the second direction D2 are positioned by the positioning members 311a. .. The positioning member 311a is attached to the upper surface of the protruding portion 311 of the pull-side support portion 31.

The positioning member 311a is such that the three reinforcing members 33 are positioned and arranged between the pair of joist side support portions 32 on the upper surface of the protruding portion 311 of the pull side support portion 31. Three sets are provided at approximately equal intervals along the longitudinal direction of. The two regulation pieces 311b of the positioning member 311a are arranged so as to sandwich the end portion in the longitudinal direction of the reinforcing member 33 in the width direction. In the present embodiment, when two regulation pieces 311b are used as one set of positioning members 311a, for example, three sets of positioning members 311a are provided on the upper surface of each of the protruding portions 311 of the pair of large pulling side support portions 31. It is provided.

As shown in FIGS. 3 and 4, the two lid members 40 are formed in a rectangular shape in a plan view, and the two lid members 40 are arranged side by side in the second direction D2 to open the two lid members 40 as a whole. It is formed in a square shape having a size that closes the portion 200. The two lid members 40 are arranged side by side in the first direction D1 on the upper part of the base member 30.

As shown in FIG. 4, the two lid members 40 are arranged above the base member 30 so that the opening 200 surrounded by the tile 11 can be opened and closed. The lid member 40 has a tile 41 (a tile for a lid), a pair of handle portions 42 connected to the tile 41, and a pair of joint materials 43.

The two lid members 40 have the same configuration. Therefore, each of the two lid members 40 will be described as the lid member 40. Further, the lid member 40 has a symmetrical shape with respect to the center line in both the first direction D1 and the second direction D2. Therefore, the handle portions 42 arranged at both ends of the second direction D2 of the lid member 40 and the joint members 43 arranged at both ends of the first direction D1 of the lid member 40 are arranged only in different directions. , Both have the same configuration.

As shown in FIGS. 6 and 7, the tile 41 is formed in a rectangular shape in a plan view and has a thickness. The tile 41 has a pair of short sides 41a (first side side portion) arranged along the first direction D1 and a pair of long sides 41b (second side side portion) arranged along the second direction D2. And are surrounded by and formed into a rectangular shape. The short side 41a is a side formed at both ends of the second direction D2 in the tile 41 and extending in the first direction D1. The long side 41b is a side formed at both ends of the first direction D1 in the tile 41 and extending in the second direction D2. The surface of the tile 41 has, for example, the same design as the surface of the tile 11 of the floor portion 10.

The pair of handle portions 42 are arranged at both ends of the tile 41 in the second direction D2. The pair of handle portions 42 has a handle main body 421 and a pair of arm portions 422, respectively.
The handle portion 42 has a storage position (see FIG. 6) in which the handle body 421 is housed on the side of the end portion of the second direction D2 of the tile 41 on the short side 41a side of the tile 41, and protrudes from the upper surface of the tile 41. It is rotatably (movably) attached to the protruding position (see FIG. 7). The accommodation position of the handle portion 42 is a position where the handle main body 421 is arranged along the side surface of the tile 41 on the short side 41a side without protruding from the upper surface of the tile 41.

The handle body 421 extends along the short side 41a of the tile 41 on the side of the short side 41a of the tile 41 when the handle portion 42 is arranged at the accommodation position. The handle body 421 functions as a joint material between the tile 41 of the lid member 40 and the tile 11 of the floor portion 10 when the handle portion 42 is arranged at the accommodation position.

The handle main body 421 has a hollow profile 421a and a clue protrusion 421b.

The hollow profile 421a is formed of a long tubular body and is configured as a grip portion having strength. By grasping and lifting the hollow profile 421a, the lid member 40 connected to the handle portion 42 can be lifted.

As shown in FIG. 8, the clue protrusion 421b projects to the side opposite to the tile 41 (outside the lid member 40) on the upper surface side of the handle main body 421 when the handle portion 42 is located at the accommodation position. In the present embodiment, the clue protrusion 421b projects laterally to the tile 11 side of the floor portion 10 adjacent to the accommodation position side of the handle portion 42. The clue protrusion 421b projects so as to form a gap S between the joint member 12 and the joint material 12 fixed to the side portion of the tile 11 of the adjacent floor portion 10. The gap S is formed on the outer side of the handle main body 421 of the handle 42 when the handle 42 is arranged at the accommodation position.

A finger can be hooked on the clue protrusion 421b by inserting a finger into the lateral gap S on the outer side of the handle portion 42. As a result, the handle portion 42 can be moved to the protruding position by inserting the finger into the gap S, hooking the finger on the clue protrusion 421b, and rotating the handle main body 421 upward.

As shown in FIGS. 6 and 7, the pair of arm portions 422 are formed so as to extend from both end portions of the handle body 421 to the long side 41b of the tile 41, respectively. One end of each pair of arm portions 422 is connected to the handle body 421, and the other end is rotatably connected to the long side 41b of the tile 41 at a position inside the end of the long side 41b of the tile 41. Will be done.

The handle portion 42 configured as described above is configured to be rotatable with respect to the tile 41 around the other end of the arm portion 422, so that the accommodating position (see FIG. 6) and the protruding position (see FIG. 7) are rotatable. ) And is moved to.

The pair of joint members 43 are arranged at both ends of the tile 41 in the first direction D1. As shown in FIGS. 6 and 7, the pair of joint members 43 extend in the second direction D2 along the long side 41b of the tile 41 of the lid member 40, and are fixed to the long side 41b of the tile 41, respectively. .. The joint material 43 is arranged between the tile 41 of the lid member 40 and the floor tile 11 of the floor portion 10. The joint material 43 is formed in a substantially C-shape whose cross-sectional shape is open to the lateral outside of the tile 11.

As shown in FIG. 8, the end surface of the end portion 431 of the joint material 43 in the longitudinal direction is formed in a planar shape extending in the vertical direction orthogonal to the upper surface of the lid tile 41. A cushion member 432 is attached to the end portion 431 of the joint material 43.

The cushion member 432 is formed in a substantially rectangular parallelepiped shape, one end thereof is inserted into the joint material 43 from the end surface of the joint material 43, and the other end portion protrudes outward from the end portion of the joint material 43. Be placed. The cushion member 432 is fastened together with the longitudinal end portion of the joint material 43 by the screw 43a, and is fixed to the side surface of the long side 41b of the tile 41. The cushion member 432 is made of, for example, a rubber material and has a cushioning property. When the handle portion 42 is rotated to a protruding position, the arm portion 422 of the handle portion 42 comes into contact with the end of the joint material 43. Protect the part.

In the present embodiment, the end portion 431 and the cushion member 432 of the joint material 43 in the second direction D2 have a handle so as to restrict the rotation of the handle portion 42 when the handle portion 42 is rotated to the protruding position. A locking portion 44 for locking the arm portion 422 of the portion 42 is configured. The locking portion 44 is provided at both end portions 431 in the longitudinal direction (second direction D2) of the joint material 43. The locking portion 44 locks the handle portion 42 at a predetermined angle with respect to the upper surface of the lid tile 41 when the handle portion 42 is located at the protruding position.

In the present embodiment, the locking portion 44 hits the arm portion 422 of the handle portion 42 against the end surface of the cushion member 432 from an angle α1 in which the arm portion 422 of the handle portion 42 abuts on the end surface of the end portion 431 of the joint material 43 when the cushion member 432 is not present. Locks within the range up to the tangential angle α2. The angles α1 and α2 are the arm portions 422 formed on the traveling direction side of the arm portion 422 when the handle portion 42 moves from the accommodating position to the protruding position in a state where the arm portion 422 is locked by the locking portion 44. It is an angle formed by the surface of the tile 41 and the upper surface of the tile 41 formed on the advancing side of the arm portion 422. The angles α1 and α2 are angles at which the arm portion 422 rises to the extent that the handle body 421 can be easily grasped, the arm portion 422 does not easily fall toward the accommodation position, and the tile 41 side opposite to the accommodation position of the handle portion 42. It is preferable that the angle does not fall. For example, the angles α1 and α2 are composed of angles of about 75 ° to 90 °.

In the inspection port 20 configured as described above, the base member 30 supports the outer peripheral edge of the tile 41 in the opening 200 by the pair of large pull side support portions 31 and the pair of joist side support portions 32. The three reinforcing members 33 form a portion that supports the inner portion of the tile 41 from below by being erected on the protruding portion 311 of the pair of pull-side support portions 31. Therefore, the durability of the base member 30 is ensured. Therefore, the base member 30 configured in this way can support the lid member 40 having the tile 41 in a state where the durability is ensured.

Further, in the inspection port 20 of the floor structure 1, when the lid member 40 is removed from the closed state in which the lid member 40 closes the opening 200 to open the opening 200, FIG. 8 shows. As shown, on both ends of the second direction D2 of the lid member 40, a finger is inserted into the lateral gap S on the outside of the handle portion 42, the finger is hooked on the clue protrusion 421b, and the handle body 421 is moved upward. Move while rotating to the side. As a result, the handle portion 42 is rotated to the protruding position.

In this state, on both ends of the second direction D2 of the lid member 40, the hollow profile 421a of the handle body 421 is gripped, the lid member 40 is lifted, and the lid member 40 is moved upward. In this way, the lid member 40 can be removed from the inspection port 20. Then, as shown in FIG. 5, the three reinforcing members 33 are removed from the base member 30. As a result, the opening 200 can be opened. By attaching and detaching the reinforcing member 33 from the base member 30 at the inspection port 20, the inside of the floor portion 10 can be easily inspected through the opened opening 200.

Subsequently, after inspecting the inside of the floor portion 10, when closing the opening 200, three reinforcing members 33 are erected between the protruding portions 311 of the pair of pulling side support portions 31, and then the lid member 40. Is placed on the base member 30. As a result, the opening 200 can be closed by the lid member 40. In this way, the opening 200 of the inspection port 20 can be easily opened and closed.

According to the floor structure 1 of the present embodiment described above, the following effects are obtained.
The floor structure 1 of the present embodiment has a base member 30 arranged in an opening 200 formed by being surrounded by a plurality of tiles 11 and an opening 200 arranged above the base member 30 so as to be openable and closable. The base member 30 is a pair of large pull side support portions 31 which are a part of a plurality of large pulls 4 and a part of a plurality of joists 5. It is configured to have a pair of joist side support portions 32 and a reinforcing member 33 detachably erected on a pair of pull side support portions 31, and the lid member 40 is formed on a tile 41 and a lid tile 41. It has a handle portion 42 to be connected, and the handle portion 42 can be moved to a storage position accommodated on the side of the end portion of the tile 41 and a protruding position protruding from the upper surface of the tile 41.

Therefore, the base member 30 includes a large pull side support portion 31, a joist side support portion 32, and a reinforcing member 33. Thereby, the base member 30 can secure the durability to support the lid member 40.
Further, since the reinforcing member 33 is removable in the base member 30, by removing the reinforcing member 33 from the base member 30, the inside of the floor portion 10 can be easily inspected through the opening 200.
Further, in the inspection port 20, the lid member 40 having the tile 41 is provided with a handle portion 42, and the handle portion 42 can be moved between the accommodation position and the protruding position. Therefore, the handle portion 42 can easily lift the lid member 40 and easily open and close the opening 200.
Further, since the handle portion 42 can be moved between the accommodating position and the protruding position, the design can be improved by accommodating the handle portion 42 in the accommodating position when the handle portion 42 is not used.
Further, when the handle portion 42 is arranged at the accommodation position, the handle portion 42 can function as a joint material between the tile 41 of the lid member 40 and the tile 11 of the floor portion 10. As a result, the joint material arranged on the handle portion 42 side can be replaced by the handle portion 42, so that the number of parts can be reduced and the cost can be reduced.

Further, in the present embodiment, the handle portion 42 has a handle main body 421 that extends along the short side 41a of the tile 41 when it is arranged at the accommodation position, and the length of the tile 41 from both ends of the handle main body 421. It has a pair of arm portions 422 that are formed to extend to the side 41b and are rotatably connected to the long side 41b. As a result, the lid member 40 can be easily lifted by rotating the handle portion 42 around the end portion of the arm portion 422 to move the handle portion 42 to the protruding position, grasping and lifting the handle main body 421. Therefore, the work of removing the lid member 40 can be easily performed.

Further, in the present embodiment, the lid member 40 has a locking portion 44 that locks the handle portion 42 to the upper surface of the tile 41 at a predetermined angle when the handle portion 42 is located at a protruding position. As a result, by locking the handle portion 42 at a predetermined angle by the locking portion 44 at the protruding position, it is possible to prevent the handle portion 42 from falling toward the upper surface side of the tile 41. This facilitates the handling of the handle portion 42, and the lid member 40 can be easily lifted by the handle portion 42. Therefore, the work of removing the lid member 40 can be performed more easily.

Although the preferred embodiment of the floor structure 1 of the present invention has been described above, the present invention is not limited to the above-described embodiment and can be appropriately modified.

For example, in the above-described embodiment, the reinforcing member 33 is composed of three, but the present invention is not limited to this, and the reinforcing member 33 may be composed of one, two, or four or more.
Further, in the above embodiment, the lid member 40 is composed of two, but the lid member 40 is not limited to this, and the lid member 40 may be composed of one or three or more.

Further, in the above embodiment, the locking portion 44 is composed of the end portions of the cushion member 432 and the joint material 43, but the present invention is not limited to this. The locking portion 44 may be formed of, for example, only the end portion of the joint material 43, or may be formed of a protrusion or the like.

1 Floor structure 2 Base 3 Bundle pillar (pillar)
4 Ohiki 5 Joist 11 tiles (floor tiles)
20 Inspection port 30 Base member 31 Large pull side support part (large pull side part)
32 Joist side part (Joist side support part)
33 Reinforcing member 40 Closure member 41 Tile (closure tile)
41a Short side (first side side)
41b long side (second side side)
42 Handle part 43 Joint material 44 Locking part 200 Opening part 421 Handle body 422 Arm part

Claims (3)

The base placed on the ground and
Multiple pillars erected on the base and
With multiple obiki erected on the multiple pillars,
With the multiple joists erected on the multiple large pulls,
Multiple floor tiles laid on the joists,
An inspection port having a base member arranged in an opening formed by being surrounded by the plurality of floor tiles, and a lid member arranged above the base member so that the opening can be opened and closed. , Equipped with
The base member can be attached to and detached from the pair of joist side portions that are a part of the plurality of joists, the pair of joist side portions that are a part of the plurality of joists, and the pair of joist side portions. It is composed of erected reinforcing members and
The lid member has a lid tile and a handle portion connected to the lid tile.
The handle portion is a floor structure that can be moved to a storage position accommodated on the side of the end portion of the lid tile and a protruding position protruding from the upper surface of the lid tile. The handle portion is a handle body that is arranged so as to extend along the first side side portion of the lid tile when it is arranged at the accommodation position, and the first portion of the lid tile from both ends of the handle body. The floor structure according to claim 1, further comprising a pair of arms formed extending to a pair of second side edges orthogonal to one side edge and rotatably connected to the second side edge. .. The floor according to claim 1 or 2, wherein the lid member has a locking portion that locks the handle portion at a predetermined angle with respect to the upper surface of the lid tile when the handle portion is located at a protruding position. Structure.

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