JP6335055B2 - Waterproof device - Google Patents

Description

  The present invention relates to a waterproof device that is installed at an entrance / exit of an underground passage, a subway, a building, and the like, and can block the entrance / exit from time to time to prevent intrusion of abnormal water from the outside.

  2. Description of the Related Art Conventionally, a waterproof device that closes the entrance / exit is already known in which an opening of the entrance / exit is closed with a flexible waterproof sheet.

  For example, in Patent Document 1 described later, the tide sheet 4 is sandwiched between the rubber member 19 and the fixing bracket 20 through the through holes 26 of the fixing bracket 20 with the bolts 27 planted on the side rail 6, and the tightening nut 21. Is fastened to the bolt 27 to fix the tide sheet 4 to the side rail 6 (see FIG. 8).

  By the way, in the thing of the said patent document 1, in order to fix a tide sheet (waterproof sheet) between a side rail and a fixing bracket, a series of operation | work which fastens a nut to a volt | bolt is needed, and the operation | work is troublesome. In addition to the installation of the tide sheet, there is a problem that the installation may not be in time in the case of dredging, and it is necessary to prepare a place for installing tools that perform a series of operations of tightening nuts on bolts In addition, there is another problem that if the tool is lost, it cannot be installed on the tide sheet.

JP 2001-227255 A

  The present invention has been made in view of such circumstances, and a waterproof sheet can be quickly installed at the entrance without using a tool, and the number of parts is small, and the structure is simple and inexpensive, and can be provided. An object of the present invention is to provide a novel waterproof device that can install a waterproof cover by using a rail cover that is used as a side frame of an entrance / exit at normal times.

In order to achieve the above object, the invention according to claim 1 is a waterproof device in which an entrance of a subway, an underground passage, a building or the like is blocked to prevent entry of abnormally increased water from the outside into the entrance.
The left and right side frames of the exit opening that leads to the entrance and exit are composed of a side rail and a rail cover that is detachably secured thereto, and the exit opening can be flexed using the rail cover that is removed from the side rail. A waterproof tarpaulin can be stretched,
The rail cover is provided with an adjusting mechanism capable of attaching the rail cover to the side rail by adjusting the tightening degree in advance, and on the outer surface of the rail cover between the seat receiver in the side rail, A sheet pressing surface capable of holding the side portion of the waterproof sheet stretched around the outlet opening is formed.

  In order to achieve the above object, in addition to the features of the invention of claim 1, the invention of claim 2 is housed in the pit groove on the floor surface of the outlet opening and the outlet opening, and A casing that folds and stores the seat and the side frame that stands up from both right and left ends of the casing are provided, and the side frame includes the side rail and the rail cover.

  Furthermore, in order to achieve the above object, the invention of claim 3 is characterized in that, in addition to the features of the invention of claim 1 or 2, the adjusting mechanism includes a rotating plate that is rotatably supported by the rail cover. An adjusting plate provided on the rotating plate so as to be slidable, and an engaging plate provided on the adjusting plate so as to be extended and retractable. The engaging plate is provided in the recess of the side rail when extended. It is characterized in that it can be engaged with an engaging groove provided on the inner surface of the.

  In order to achieve the above object, in addition to the features of the invention of claim 1, 2 or 3, the invention of claim 4 is characterized in that the flexible waterproof sheet has a lower edge provided in the casing. The rail is fixed to the upper edge thereof, and a rail is fixed to the outlet opening, the rail is supported to be detachable from the side rail, and the waterproof sheet is attached to the rail cover. It is characterized by being sandwiched between side rails.

  According to the present invention, in the event of an abnormal water increase, a waterproof sheet can be quickly overhanged at the outlet opening to prevent water from entering the doorway, and in particular, the waterproof sheet requires any tools. The installation of the waterproof sheet can be shortened with a simple operation, and the installation time of the waterproof sheet can be shortened. Can function. Also, since a tool is not required to install the waterproof sheet, there is no risk that the waterproof sheet cannot be installed if the tool is lost. Since it can be installed, there is no need to prepare separate parts for installing the waterproof sheet.

  In particular, according to the invention of claim 2, the waterproof device can be provided at low cost with a reduced number of parts and a simplified structure.

  In particular, according to the invention of claim 3, the adjusting mechanism includes a rotating plate that is rotatably supported by the rail cover, an adjusting plate that is slidably adjustable on the rotating plate, and the adjustment. Since the engaging plate is provided so as to be able to project and retract from the plate, it can be formed thin and compact, and can be easily accommodated in the rail cover.

  According to the invention of claim 4 in particular, the flexible waterproof sheet is fixed to the upper edge of the flexible waterproof sheet so as to overhang the outlet opening, and the support is removably supported by the side rail. Therefore, the overhanging operation and the clamping operation between the rail cover and the side rail are easy.

BRIEF DESCRIPTION OF THE DRAWINGS It is a whole perspective view which shows the waterproofing apparatus which concerns on one Embodiment of this invention, Comprising: (A) is the opening-and-closing opening aspect which folded the waterproof sheet and was stored in the casing, (B) is a state which extended the waterproof sheet. The installed entrance / exit closing mode is shown respectively. Enlarged partial view along line 2-2 in FIG. Enlarged view of the 3-line enclosure in FIG. Expanded sectional view along line 4-4 in FIG. Enlarged sectional view taken along line 5-5 in FIG. Enlarged view of the enclosure indicated by arrow 6 in FIG. Enlarged view of the enclosure indicated by arrow 7 in FIG. Enlarged view of the area surrounded by arrow 8 in FIG. FIGS. 9A and 9B are enlarged perspective views as viewed in the direction of arrow 9 in FIG. 7, in which FIG. It is sectional drawing which shows the process which clamps a waterproof sheet between a rail cover and a side rail, Comprising: (A) is the state which removed the rail cover from the side rail, (B) is a waterproof sheet between a rail cover and a side rail. The state immediately before clamping is shown respectively. FIG. 11 is an enlarged sectional view taken along line 11-11. 12A and 11B are perspective views as viewed in the direction of arrow 12 in FIG. 11, in which FIG. 11A shows a state before the waterproof sheet is installed, and FIG. 11B shows a state where the waterproof sheet is installed. FIG. 7 is an enlarged sectional view taken along line 13-13 in FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  The entrance / exit E of a subway, an underground passage, a building, etc. is provided with a waterproof device according to the present invention that can block the entrance / exit E from time to time and prevent intrusion from the outside due to guerrilla heavy rain.

  The waterproof device is capable of opening and closing an outlet opening O defined by the casing C, a left and right side frame F standing upright from both left and right ends of the casing C, and the casing C and the left and right side frames F. The side frame F includes a side rail 1 and a rail cover 2 that is detachably fixed thereto.

  A concrete pit groove P is integrally embedded under the floor surface f of the outlet opening O, and the casing C having a concave cross section is integrally provided in the pit groove P. The upper surface of the opening of the casing C is flush with the floor surface f.

  As shown in FIGS. 1 (A), 2 and 3, in the normal time (when no abnormal water increase occurs), the flexible waterproof sheet S is folded and stored in a zigzag manner in the casing C. Is done. The upper surface of the opening of the casing C is closed by the lid plate 3 so that it can be opened and closed, and the floor surface f of the outlet opening O is flush with the floor surface of the entrance / exit E.

  A drain pipe 4 is connected to the lower portion of the side wall of the casing C. The drain pipe 4 passes through a pit groove P and communicates with a drain groove (not shown). The stored water in the casing C is drained through the drain pipe 4. Is done.

  Side rails 1 that stand up together from the left and right end portions of the casing C are disposed on the left and right sides of the outlet opening O, respectively. Concave portions 11 having a concave cross section are formed on the opposing inner surface 10 of each side rail 1, and the rail cover 2, which is also used as a sheet presser, is detachably fixed to the opposing inner surface 10.

  The pair of side rails 1 are fixed to the outer surface on the entrance / exit E side, and a caulking material 6 is loaded in the gap between them, and water is stopped between them.

  As shown in FIGS. 1 (A) and 2, in normal operation (when no abnormal water increase occurs), the side rail 1 and the rail cover 2 are detachably coupled together, and the left and right side frames of the waterproof device F is formed. That is, female ball catches 14 are fixed to the upper and side portions of the inner surface 10 (the inner surface facing the rail cover 2) of each side rail 1, while the inner surface (the inner surface facing the side rail 1) of the rail cover 2 is fixed. ) Are provided with male ball catches 24 respectively, and the female and male ball catches 14 and 24 are connected to each other, and each rail cover 2 is detachably connected to each side rail 1. The left and right side frames F of the waterproof device in the normal state are configured.

  As shown in FIGS. 2, 8, and 11, a conventionally known pop-up knob 15 is provided on the top of each rail cover 2. Since the pop-up knob 15 protrudes outward when pressed, the female and male ball catches 14 and 24 are detached and the rail cover 2 is removed from the side rail 1 by pulling the pop-up knob 15 and pulling it outward. be able to.

  After the rail covers 2 are removed from the side rails 1, they are also used as sheet pressers for the waterproof sheet S that is projected in an emergency (at the time of abnormal water increase).

  When the rail cover 2 is used as a sheet presser for the waterproof sheet S, as shown by a chain line in FIG. 1A, after the rail cover 2 is removed from the side rail 1, it is approximately 90 ° around the vertical axis. As shown in FIG. 1B, the position is adjusted and attached to the side rail 1.

  A locking recess 20 (see FIG. 13) made of a notch is formed in the lower portion of the rail cover 2, and the locking recess 20 is configured such that when the rail cover 2 is disposed at the seat pressing position, the seat in the side rail 1 is provided. The lower part of the rail cover 2 is locked so as not to move in the width direction by engaging with the bolt 41 of the fixing bracket 40 (see FIG. 13), and the upper part of the rail cover 2 is provided on a rail 43 described later. The rail cover stopper 47 (see FIG. 12) is engaged and locked so as not to move in the width direction.

  As shown in FIG. 5, the rail cover 2 is provided with a plurality (three) of adjustment mechanisms A at intervals in the longitudinal direction. These adjustment mechanisms A are configured so that the pressing position of the rail cover 2 can be adjusted with respect to the side rails 1, and the configuration of the adjustment mechanism A will be described below with reference to FIGS.

  Each adjustment mechanism A is located between a storage position (see FIG. 9A) stored in the storage recess 21 of the rail cover 2 and a use position (see FIG. 9B) that expands approximately 90 ° therefrom. Is supported by the rail cover 2 so as to be rotatable.

  A support shaft 30 that extends in the longitudinal direction and penetrates the storage recess 21 is fixed to the base end side in the width direction of the rail cover 2, and the adjusting mechanism A can be rotated by approximately 90 ° on the support shaft 30. To be supported. The adjustment mechanism A is formed of a rectangular plate, and is thinly formed so that the rotation plate 31, the adjustment plate 32, and the engagement plate 33 can be stacked and stored in the storage recess 21 of the rail cover 2. A pair of bearing plates 31a provided integrally at the base of the rotating plate 31 is supported by the support shaft 30 so as to be rotatable about its axis L1-L1, and the adjusting plate 32 is configured to rotate the rotating plate 31. The plate 31 is slidably overlapped with substantially the same width, and an adjustment hole 32a made of a long hole is opened at an intermediate portion thereof. A pair of bolts penetrating the rotation plate 31 into the adjustment hole 32a. 34 are inserted, and nuts 35 are screwed onto the bolts 34. When the bolts and nuts 34 and 35 are fastened, the rotating plate 31 and the adjusting plate 32 are fixed, and the bolts and nuts 34 are also fixed. 35, the adjustment plate 32 can be slidably adjusted with respect to the rotation plate 31 in the longitudinal direction (width direction of the rail cover 2) in the adjustment hole 32a in the length range. The engaging plate 33 has a width substantially the same as that of the rotating plate 31 and the adjusting plate 32, and is rotatably overlapped with the adjusting plate 32. The bolt 36 is penetrated, and a nut 37 is screwed into the bolt 36. When the bolts and nuts 36 and 37 are fastened, the adjusting plate 32 and the engaging plate 33 are fixed, and the bolts and nuts 36 and 37 are loosened. Accordingly, the engagement plate 33 can be rotated around the axis of the bolts and nuts 36 and 37 with respect to the adjustment plate 32. A handle 33a is integrally bent at one end of the engagement plate 33, and the engagement plate 33 can be manually rotated by grasping the handle 33a.

  On the other hand, the engagement plate 16 provided with an engagement groove 16a to which the free end 33b of the engagement plate 33 can be engaged and disengaged is fixed to the other inner surface 11b of the recess 11 of the side rail 1 (outside the entrance E). ing.

  6 and 10B, the adjustment mechanism A is rotated to the use position, the relative position of the adjustment plate 32 is adjusted with respect to the rotation plate 31, and then the engagement plate 33 is moved to the deployed position. By rotating and engaging the free end 33b with the engagement groove 16a (see FIG. 6), the rail cover 2 can be adjusted and fixed at the seat pressing position.

  As shown in FIG. 10, a sheet pressing surface 22 is formed on the outer surface of the base portion of the rail cover 2. The sheet pressing surface 22 is opposed to a sheet receiver 17 having a water stop rubber 17 a provided on one inner side surface 11 a of the recess 11 of the side rail 1 (inner side surface of the entrance E). The side portion of the waterproof sheet S can be sandwiched between the sheet receiver 17 and the watertight.

  As shown in FIGS. 2 and 3, the sheet fixing bracket whose lower edge is fixed to the lower surface in the casing C by a plurality of bolts 41 is normally folded and accommodated in the casing C as shown in FIGS. 40 is clamped and fixed. The flexible waterproof sheet S is pulled out by manually removing the cover plate 3 during use (when abnormal water increase occurs).

  As shown in FIGS. 1, 8, 11, and 12, the upper edge of the flexible waterproof sheet S extends over the entire width thereof, and a crosspiece 43 made of angle steel, and a sandwiching member 43 a made of angle steel as well. And fixed by a fixing tool 44 made of a plurality of bolts and nuts provided between them. Hook holes 45 are formed in the left and right ends of the crosspiece 43 and the clamping member 43a, respectively. On the other hand, hooks 46 are fixed to the upper portions of one inner surface 11a of the left and right side rails 1, respectively. The waterproof sheet S can be hooked on the pair of left and right side rails 1 by fitting the hook holes 45 into the hooks 46 (see FIG. 12B).

  Further, a rail cover stopper 47 made of an angle member is fixed to a portion near the left and right ends of the clamping member 43a, and the upper edge of the rail cover 2 at the use position is engaged with the rail cover stopper 47. Thus, the rail cover 2 can be fixed between the side rail 1 and the crosspiece 43.

  As shown in FIG. 10 (A), the left and right side edges of the waterproof sheet S are wound around a string 48 to form a bead 49, and the side edges of the waterproof sheet S are seat receiving of the side rail 1. The side edge of the waterproof sheet S is prevented from coming out when being sandwiched between the sheet pressing surface 17 and the sheet pressing surface 22 of the rail cover 2.

  Next, the operation of the embodiment according to the present invention will be described.

[Normal time]
Normally, as shown in FIG. 1A, the outlet opening O of the waterproof device is always open so that people and vehicles can freely come and go, and the waterproof sheet S is folded in the casing C of the waterproof device. (See FIG. 3). The upper surface of the opening of the casing C is closed by the lid plate 3, and the upper surface of the lid plate 3 is flush with the floor surface f of the outlet opening O. The rail covers 2 are respectively fixed to the opposite inner surfaces 10 (surfaces facing the outlet openings O) of the left and right side rails 1 at the left and right side portions of the outlet opening O, thereby constituting a side frame F of the waterproof device.

[Emergency]
In the event of an emergency in which there is a risk of abnormal water increase due to guerrilla heavy rain, storm surges, etc. entering the entrance / exit E, a waterproof device is installed at the use position so as to prevent such intrusion.

  (1) First, the hop-up knob 15 of the rail cover 2 is pushed, pulled out (see FIG. 2), picked up, and the left and right rail covers 2 are removed from the left and right side rails 1, respectively.

  (2) Next, after removing the cover plate 3 from the upper surface of the opening of the casing C, the flexible waterproof sheet S in the casing C is taken out, and this is projected into the outlet opening O, so 43 and the left and right latching holes 45 formed in the clamping member 43a are respectively engaged with the hooks 46 of the left and right side rails 1 to support the waterproof sheet S on the left and right side rails 1 (see FIG. 12). In this state, the waterproof sheet S is overhanged to close the outlet opening O.

  (3) Attach the removed left and right rail covers 2 to the left and right side rails 1 at their use positions. Since the procedure for attaching the left and right rail covers 2 to the left and right side rails 1 is the same, one of them will be described below with reference to FIG. 10. As shown in FIG. That is, the width direction is arranged in a direction along the waterproof sheet S, the sheet pressing surface 22 of the rail cover 2 is opposed to one inner side surface 11a of the recess 11 of the side rail 1, and the waterproofing is provided between them. After forming the sandwiching gap of the sheet S, the plurality of adjustment mechanisms A are rotated about 90 ° around the support shaft 30 to be positioned in the recess 11 of the side rail 1.

  (4) Next, as shown in FIG. 10 (B), the engaging plate 33 of the adjusting mechanism A, which has been adjusted in advance, is rotated, and its free end 33b is connected to the other inner surface of the side rail 1. It engages with the engaging groove 16a of the engaging plate 16 provided on 11b (see FIG. 6). As a result, the adjustment mechanism A is fixed in the recess 11 of the side rail 1, and the side portion of the waterproof sheet S can be tightly clamped and sandwiched between the seat pressing surface 22 of the rail cover 2 and the seat receiver 17 of the side rail 1. .

  In this case, the adjustment mechanism A does not need to be adjusted when the waterproof sheet S is sandwiched by adjusting the length thereof, that is, the tightness of the waterproof sheet S in advance.

  As described above, as shown in FIG. 1 (B), the waterproof sheet S is installed overhanging the outlet opening O and can block the outlet opening O, thereby preventing water from entering the inlet / outlet E in advance. be able to.

  When the waterproof sheet S is removed from the outlet opening O of the waterproof device, the operations (1) to (4) may be performed in reverse.

  As described above, according to the waterproof device of the embodiment according to the present invention, in the event of an abnormal water increase, the waterproof sheet S is quickly installed in the outlet opening O to prevent water from entering the inlet / outlet O in advance. In particular, since the waterproof sheet S can be projected and fixed to the outlet opening O by a simple operation without requiring any tools, the installation time of the waterproof sheet S is shortened. Even in this case, the installation of the waterproof sheet S is not in time, and the waterproof device can always function reliably. Further, since a tool or the like is not required to install the waterproof sheet S, there is no possibility that the waterproof sheet S cannot be installed due to loss of the tool or the like.

  Further, since the waterproof sheet S can be installed by using the rail cover 2 constituting the side frame F of the waterproof device, the number of parts can be reduced, the structure can be simplified, and the waterproof device can be provided at a low price. can do.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made without departing from the present invention described in the claims. Is possible.

  For example, in the above-described embodiment, the side frame F including the side rail 1 and the rail cover 2 is fixed in an exposed state outside the entrance / exit E, but the side frame F is embedded in both side surfaces of the entrance / exit E. It may be.

A ... Adjustment mechanism C ... Case E ... Entrance / exit F ... Side frame f ... Floor surface O ... Exit opening P ... ... Pit groove S ... Waterproof sheet 1 ... Side rail 2 ... Rail cover 11 ... ... Recessed part (of side rail 1)
11b ... Inner side (side rail)
16a ... engaging groove 17 ... sheet receiver 31 ... rotating plate 32 ... adjusting plate 33 ... engaging plate 40 ... sheet fixing bracket 43 ...

Claims (4)

In a waterproof device that blocks the entrance (E) of a subway, underpass, building, etc., and prevents entry of abnormal water from the outside into the entrance (E).
The left and right side frames (F) of the outlet opening (O) leading to the inlet / outlet (E) are composed of a side rail (1) and a rail cover (2) removably fixed thereto, and the side rail A flexible waterproof sheet (S) can be stretched over the outlet opening (O) using the rail cover (2) removed from (1),
The rail cover (2) is provided with an adjustment mechanism (A) capable of attaching the rail cover (2) to the side rail (1) by adjusting the tightening degree in advance, on the outer surface of the rail cover (2). Is a sheet pressing surface (22) capable of sandwiching the side portion of the waterproof sheet (S) stretched on the outlet opening (O) with the sheet receiver (17) in the side rail (1). A waterproof device, characterized in that is formed.   A casing (C) which is accommodated in the pit groove (P) of the outlet opening (O) and the floor surface (f) of the outlet opening (O) to fold and store the waterproof sheet (S), and the casing The side frame (F) is erected from both left and right ends of (C), and the side frame (F) includes the side rail (1) and the rail cover (2). The waterproof device according to claim 1.   The adjusting mechanism (A) includes a rotating plate (31) rotatably supported by the rail cover (2), and an adjusting plate (32) provided on the rotating plate (31) so as to be slidable. And an engaging plate (33) provided so as to be able to extend and retract on the adjusting plate (32), and the engaging plate (33) is disposed in the recess (11) of the side rail (1) when the adjusting plate is extended. The waterproof device according to claim 1, wherein the waterproof device is engageable with an engagement groove (16 a) provided on an inner surface (11 b).   The flexible waterproof sheet (S) has a lower edge fixed by a sheet fixing bracket (40) provided in the casing (C), and a crosspiece (43) fixed to the upper edge thereof. The rail (43) is detachably supported by the side rail (1), and the waterproof sheet (S) is disposed between the rail cover (2) and the side rail (1). The waterproof device according to claim 1, 2, or 3, wherein the waterproof device is sandwiched between the waterproof device and the waterproof device.

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