JP6467747B1 - View window structure of the embankment - Google Patents

Abstract

The present invention provides a fixed window frame that holds a hard-strength transparent plate material, and a see-through window structure for a levee that prevents rainwater, seawater, dust, and the like from entering the space between the fixed window frame and a pre-embedded frame. A pre-embedding frame 6 previously embedded in a levee body wall 1 and a fixed window 9 detachably fitted to the pre-embedding frame 6 are configured. The fixed window 9 is provided with a hard-strength transparent plate 3 having a buffer packing 18 attached to its peripheral edge in advance in the outer frame, and covers the inner frame 11 from the outer surface side of the buffer packing 18 facing the sea or river side. The buffer packing 18 is compressed and fastened by the L-shaped steel 23 and the pressing bolt 13. Further, a window frame protective cover 4 is provided to cover the gap between the inner frame 11 facing the sea or river side and the pre-embedded frame 6. [Selection] Figure 4

Description

  The present invention attaches a transparent window to the opening of the embankment body wall constructed on the coast or river revetment, etc., and can normally view the scenery of the sea or river through the transparent window, and in case of abnormalities such as tsunami, storm surge, river flood, etc. It relates to the see-through window structure of the embankment that enables observation of wave movement and river water level.

  Various proposals have been made in the past by installing a see-through window in a dike or tide wall. For example, the present applicant provides openings that penetrate both side surfaces of the levee body wall, and constructs a hard-strength fixed-type see-through window by fitting a transparent plate into the openings. A see-through window comprising a pre-embedded frame pre-embedded in the levee body wall, a fixed window frame that is detachably fitted and fixed to the pre-embedded frame, and a transparent plate attached to the fixed window frame, We have proposed a see-through window structure of a levee that is provided on the outside (sea side or river side) of the main body and a bay window-like window stand is formed inside the levee wall opening (land side) (see Patent Document 1). ).

  In addition, an opening that penetrates in the thickness direction of the tide wall is provided in the wall, and a transparent plate is attached to the opening, and the outer periphery of the opening at any position in the thickness direction A wall having a vertical surface facing the water side and a portion parallel to the vertical surface in a portion around the opening at a position spaced from the vertical surface to the water side The outer edge of the transparent plate is sandwiched between the vertical surface and the parallel portion of the retaining plate, and the transparency of the transparent plate is increased by scratches on the surface. A tide wall with a transparent plate has been proposed that allows the transparent plate to be easily replaced when lowered (see Patent Document 2).

  Also, a transparent resin plate, a grooved frame body into which the edge of the transparent resin plate can be inserted, a watertight packing, and a restraint that releasably restrains the edge of the transparent resin plate inside the groove of the frame body A transparent resin plate is assembled to a concrete tide wall by using a component set including means (see Patent Document 3). The chest wall frame includes a chest wall frame and a chest wall body to be assembled to the chest wall frame. The chest wall frame has a plurality of support columns and a lateral beam attached to the front side or the rear surface side of the support column. A front panel having a plurality of window openings, and a rear panel (such as a transparent window plate) that can be opened and closed by sliding the front panel suspension left and right. A chest wall structure suitable for raising the levee (see Patent Document 4).

  A tide wall made of a transparent resin plate, which is held in a state in which the bottom and both ends in the longitudinal direction of the resin plate are fitted in the gripping grooves of the foundation frame, and a plurality of resin plates are arranged in a row. In the space where the ends of the resin plates are opposed, an underground pit is formed below the ground surface, and a door body containing float material is installed inside the underground pit, and the door body is created by the buoyancy of water. Float type tide device that can prevent the inflow of seawater and rainwater without human power or power during flooding (see Patent Document 5) In addition to constructing the levee body on the levee foundation, see-through levee and see-through part structure (see Patent Document 6) provided with a see-through part in which a see-through window structure is arranged at an appropriate location of the levee body, run along the coastline. When multiple props are erected along the shoulder on the sea side of the road Moni, wave preventing wall or the like which is covered between each strut each transparent wall panels have been proposed (see Patent Document 7.).

Japanese Patent No. 6134960 Japanese Patent No. 6114103 Japanese Patent No. 5254944 Japanese Patent No. 5302750 Japanese Patent No. 4134242 Japanese Patent Laid-Open No. 02-279812 Full text of Japanese Utility Model Publication No.59-178415

However, the above prior art has the following problems.
(1) It takes time to assemble the windows at the construction site.
(2) When caulking is performed in a waterproof portion having a wide joint, work is interrupted by rainwater, sand dust, and the like due to wind and rain.
(3) The surface of coking or the like deteriorates over time.
(4) A technique of filling non-shrink mortar in the gap between the window frame periphery and the opening is employed, but filling in the mortar filling in the vertical direction tends to cause filling spots. In particular, since the upper part of the window frame is likely to be generated remarkably, the operation of injecting mortar or the like is difficult. In addition, since the cover width of the female screw for fastening the fixing screw to the wall and the surface of the wall is narrow, when the impact due to external pressure is applied to the window, peeling of the concrete on the covering portion and the fixing screw Dropping may occur.
(5) If the entire circumference of the transparent plate member is surrounded by a window frame having grooves, and the periphery thereof is surrounded by the concrete of the tide wall, it is not possible to replace only the damaged or deteriorated transparent plate member. Therefore, in order to replace only the transparent plate material, at least one side of the frame is open, and replacement is impossible unless the frame is surrounded by the remaining three sides.

  In view of the above-mentioned problems of the prior art, the present invention has sufficient durability against flood damage such as floods, tsunamis and storm surges, and is excellent in fluoroscopic performance and can be easily installed and replaced. An object of the present invention is to provide an economical embankment transparent window frame structure that saves labor and maintenance.

For this reason, the see-through window structure of the embankment of the present invention is a see-through window structure of the embankment in which openings are provided through both sides of the embankment main body wall and a see-through window is constructed by fitting transparent plates into the openings. , fixing a fixed muscle on its periphery to the dike body wall, and the fixed muscle and dike body wall inner reinforcing bars are embedded connects the Rutotomoni, the dike wall body in advance embedded frame that is fixed with anchor bolts The fixed window includes a fixed window that is detachably fastened and fitted to the pre-embedded frame, and the fixed window has a hard-strength transparent plate having a buffer packing attached to the peripheral portion in advance in the outer frame. The outer frame and the inner frame are compressed by applying a mechanical external force from the front direction of the inner frame and covering the inner frame from the outer side of the buffer packing facing the sea or river side. Fastening bolt when the bolt insertion hole matches After screwing and fixing the frames together, the mechanical pressure is released, and the L-shaped steel surface provided between the buffer packing surface and the inner frame is brought into close contact with a transparent plate material pressing bolt, and the inner frame and A window frame protective cover for covering a gap with the pre-embedded frame is provided .

The present invention has the following excellent advantages.
(1) A fixed window already assembled in a factory is simply fitted in advance to a pre-embedded frame embedded in a dike opening, and fastened with a fixing bolt, thereby saving labor in field installation work.
(2) Covering with a window frame protection cover not only prevents intrusion of dust, salt water, rainwater, etc. by wind, but also eliminates the caulking operation and the curing related to the work. Further, the caulking process is simple and economical because it only needs to be applied to the joint surface between the window frame protective cover and the pre-embedded frame.
(3) By simply removing the window frame protection cover, it is possible to visually inspect fixed windows and attached fastening bolts, etc., and the time and process for removing coking and re-placement can be greatly reduced, making it economical. It is.
(4) By simply screwing in the transparent plate pressing bolt from the inner frame surface of the fixed window facing the sea or river side, it is not necessary to remove the caulking material that normally has to be removed, and it is buffered by the pressing bolt. It is possible to eliminate gaps such as packing. In particular, the shock absorber packing is pressed by pressing from the outer surface of the inner frame and the outer frame and the inner frame are fixed with fastening bolts. Further, the shock absorber packing is closely attached to the surface of the transparent plate with the pressure bolt and L-shaped steel from the inner frame. Can be made.

BRIEF DESCRIPTION OF THE DRAWINGS (a) which shows typically the see-through | perspective see-through window structure of the embankment which concerns on this invention is a partially cutaway perspective sectional view, (b) is sectional drawing. It is a sea side front view of the see-through window of the embankment concerning the present invention. It is a sea side front view showing the state where the protection cover of the see-through window frame of the embankment concerning the present invention was removed. It is an AA principal part expanded sectional view of FIG. It is a BB line arrow directional view of FIG. It is a front view which shows typically an Example other than the see-through | perspective window structure of the embankment which concerns on this invention. 6A is a cross-sectional view taken along the line CC of FIG. 6, FIG. 6B is a cross-sectional view taken along the line DD of FIG. 6, and FIG. is there.

  Hereinafter, the see-through window structure of the embankment according to the present invention will be described based on the embodiments shown in the drawings. For convenience, the same reference numerals will be given to the same components.

  As shown in FIG. 1, the see-through window frame structure of the levee according to the present invention is formed by covering the stepped portion 1 b of the opening 1 a of the levee main body wall 1 facing the sea side of the levee with the window frame protective cover 4 on all four sides. A plurality of see-through windows 5 each holding a hard-strength transparent plate material 3 are attached, and a wall of a levee constructed in the vertical direction from the base 2 of the levee body 1, that is, a levee erected along the sea or river A see-through window 5 is attached to the opening 1 a of the main body wall 1.

  FIG. 2 is a view of the see-through window 5 from the sea side front. The see-through window 5 is configured to attach a fixed window frame 8 to a pre-embedded frame 6 embedded in the levee body 1 in advance, and the vertical surface of the outer frame 10 and the corners of the inner frame 11 of the fixed window frame 8. In addition, the surface of the fixed window frame 8 is covered with a window frame protective cover 4 in order to prevent intrusion of dust, salt water, rainwater, etc. flying in the wind into the gap on the peripheral surface of the pre-embedded frame 6 . The window frame protective cover 4 has a hole for inserting a retaining screw 15 in a necessary portion of its side surface, and is screwed into a screw hole 15a provided in an inward piece of the inner frame 11 described later. And detachably fitted. Since a slight gap is formed between the joint surface of the protective cover 4 and the pre-embedded frame 6, the caulking material 7 may be applied to the edge of the pre-embedded frame 6 that contacts the surface.

  FIG. 3 shows the inside of the see-through window with the window frame protection cover 4 removed, and a fixed window 9 comprising a hard-strength transparent plate 3 and a fixed window frame 8 is attached to the pre-embedded frame 6. It is a front view. The inner frame 11 of the fixed window frame 8 is provided with a necessary number of screw holes 15a on four sides so that the window frame protection cover 4 can be fixed with a fastening screw (counter screw) 15, and on the four sides of the pre-embedded frame 6 A plurality of fixing bars 12 subjected to rust prevention treatment are welded and joined, and are bound or welded to a reinforcing bar (not shown) in the vicinity of the inside of the levee body wall 1.

  As shown in FIGS. 4 to 5, the fixing bar 12 of the pre-embedded frame 6 attached to the opening 1 a of the levee body wall 1 is bound or welded to a nearby reinforcing bar (not shown). The long nut portion 17 to which the anchor bolts 19 are attached is welded to the back side of the vertical surface of the pre-embedded frame 6, and the edge surface of the fixed window frame 8 is attached to the pre-buried frame 6 with the mounting bolt 16. Is fixed to the pre-embedded frame 6 by the above.

  The fixed window 9 assembled at the factory and brought into the field is, for example, rubber rubber or the like when the pre-buried frame 6 is uneven on the inside surface of the sea or the pre-buried frame 6 on the river side. A plate material 21 having a high water-tightness and high elasticity is attached, and a fixed window frame 8 is fitted on top of the plate material 21, and a fixing bolt 16 is screwed and fixed in sequence. At that time, one place is fixed at a time. Tighten evenly to the left, right, up and down objects without tightening. Moreover, in consideration of the state of flatness of the vertical surface of the pre-embedded frame 6, the acclimated plate material 21 may be arbitrarily attached. After the installation of the fixed window 9 is completed, caulking is applied to the surface of the pre-embedded frame 6 on the surface with which the window frame protective cover 4 is in contact to form a coking treatment layer 26, and then the window frame protective cover 4 is fitted and the fastening screw 15 is used. It may be fixed.

   In the first embodiment, the method of carrying in and attaching the fixed window 9 already assembled in the factory to the site has been described. Here, until the hard-strength transparent plate 3 is fitted into the fixed window frame 8 in the factory. Will be explained.

The outer shape of the fixed window frame 8 may be a rectangle or a quadrangle, but may also be a polygon or a circle.
The fixed window frame 8 includes an outer frame 10 welded and joined with deformed T-shaped steel, an inner frame 11 welded and joined with L-shaped steel (large), a fastening bolt 14 for fixing them, and a transparent plate material pressing bolt 13. A locking plate 22 that locks an end of a CR rubber cushioning packing 18 attached to the high-strength transparent plate 3 at the upper end of the deformed T-shaped steel of the outer frame 10 that is constructed and welded in a rectangular shape. Are joined by welding. The locking plate 22 is also joined to the inner vertical surface at a plurality of positions as necessary.

  At the time of assembling the window frame, it is assembled in a flat surface so that the members of the fastening bolt holes 14a stand upright. A buffer packing 18 made of CR rubber previously pasted on both sides of the edge of the high-strength transparent plate 3 is preliminarily attached to the deformed T-shaped steel of the outer frame 10 temporarily placed on a flat surface. Install on the surface. At that time, it is confirmed that the upper surface of the buffer packing 18 is in contact with the upper end locking plate 22, and the locking plate 22 that secures a distance of about the vertical width of the buffer packing 18 is welded to the lower position. If it is joined, positioning can be performed by fitting the buffer packing 18 attached to the high-strength transparent plate material 3 into the groove portion.

  An L-shaped steel (small) 23 is crowned on the upper surface of the high-strength transparent plate member 3, that is, the buffer packing 18 facing the sea side, and the inner frame 11 is further fitted thereon. Next, the upper surface of the inner frame 11 is pressurized with mechanical (not shown) pressure until the bolt holes 14a of the outer frame 10 and the mounting bolt holes 16a opened in the inner frame 11 are aligned with each other. When the hole 16a matches, the fastening bolt 14 is screwed and fixed. After the fixing is completed, the mechanical pressure is released, and further, the transparent plate material pressing bolt 13 is tightened so that there is no gap between the buffer packing 18 surface and the L-shaped steel (small) 23 surface. The L-shaped steel (small) 23 is pressed by the transparent plate pressing bolt 13 and is in close contact with the buffer packing 18 surface, and is also in close contact with the surface of the high-strength transparent plate 3.

  A drain hole 20 is formed at the base portion of the member in which the fastening bolt hole 16a of the outer frame 10 is opened, so that drainage is possible even when a small amount of moisture permeates, and the pre-embedded frame The water that has penetrated into the opening 6 can be drained by opening a small-diameter drain hole 24 in a right-angled portion of the window frame protection cover 4.

  Regarding the maintenance of the fixed see-through window 9, the work on the high strength transparent plate 3, such as dirt, scratches, etc., is carried out while it is attached, but a deformation is found in the fixed window frame 8. In this case, the mounting bolt 16 is released, the fixed window frame 8 in which the hard-strength transparent plate material 3 is incorporated is removed, and the deformed portion is corrected in the factory.

  The gist of the present invention includes a pre-embedded frame 6 embedded in the embankment wall 1 in advance and a fixed window 9 detachably fitted in the pre-embedded frame 6. The fixed window 9 is provided with a hard-strength transparent plate 3 having a buffer packing 18 attached to its peripheral edge in advance in the outer frame 10 and covers the inner frame 11 from the outer surface side of the buffer packing 18 facing the sea or river side. At the same time, the buffer packing 18 is compressed and fastened by the L-shaped steel 23 and the pressing bolt 13. Further, the window frame protection cover 4 is provided to cover the gap between the inner frame 11 facing the sea or river side and the pre-embedded frame 6. For example, as in the embodiment shown in FIGS. Various modifications are possible depending on the situation.

  As shown in FIG. 6, the embankment main body wall 1 is a raised levee body wall 1 in which an upper side is opened and an opening 1 a in which three sides of the left and right vertical sides and the bottom side are surrounded by a concrete wall is formed. When there is no step 1b, that is, when a window frame is installed on a flat concrete surface, L-shaped steel is used as the support column, but as shown in FIG. The window frame protective cover 4 is crowned. Moreover, as shown in FIG.7 (b), the method of fixing the L-shaped steel support | pillar 27 which also serves as a horizontal support frame to the opening 1a directly, and as shown in FIG.7 (c), it is made of H-shaped steel. A method may be employed in which the fixed window frame 9 is fixed to the support column 28 with the mounting bolt 16 and the window frame protection cover 4 is fastened and fixed with the fastening screw 15. Needless to say, the see-through window 5 may be installed either on the sea side or on the land side of the levee main body wall 1 and can be appropriately changed according to the construction status of the levee main body wall 1.

DESCRIPTION OF SYMBOLS 1 Levee main body wall 1a Opening 1b Opening step part 2 Levee base 3 Hard strength transparent board | plate material 4 Window frame protection cover 5 Transparent window 6 Pre-embedding frame 7 Caulking material 8 Fixed window frame 9 Fixed window 10 Outer frame (deformation T) Steel)
11 Inner frame (L-shaped steel (large))
12 Fixing bars (rust prevention treatment)
13 Transparent plate pressing bolt 14 Fastening bolt 14a Fastening bolt bolt hole 15 Protective cover retaining screw
15a retaining screw screw hole 16 mounting bolt 16a mounting bolt bolt hole 17 anchor bolt long nut portion 18 CR rubber cushioning packing 19 anchor bolt 20 drainage hole 21 of outer frame familiarized plate (rubber rubber, etc.)
22 Clear plate locking plate 23 L-shaped steel (small)
24 Protective cover drain hole 25 Caulking treatment layer 26 Caulking treatment layer 27 Lateral support frame combined strut (L-shaped steel)
28 Prop (H-shaped steel)

Claims (1)

The opening through the sides of the dike body wall provided, a transparent window structure embankment to build transparent window by fitting the transparent plate into the opening, in advance, a fixed muscle on its periphery to the dike body wall fixation, and the fixed muscle and dike body wall inner reinforcing bars are embedded connects the Rutotomoni, and pre-embedded frame that is fixed with anchor bolts on the embankment wall body, detachable with the anchor bolts to the pre-embedded frame is fastened to it and a fitted, fixed panes, the fixed window installed hard intensity transparent plate fitted with a pre-buffer packing on its periphery to the outer frame, facing the sea or river side Cover the inner frame from the outer surface side of the cushioning packing, apply mechanical external force from the front side of the inner frame to compress the buffer packing, and screw in the fastening bolt when the bolt insertion holes of the outer frame and inner frame match After fixing the frames with A window that covers the gap between the inner frame and the pre-embedded frame while releasing the pressure and bringing the L-shaped steel surface provided between the buffer packing surface and the inner frame into close contact with a transparent plate pressing bolt. A see-through window structure of an embankment characterized by providing a frame protection cover .

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