JP2005113606A - Water cut-off device for passage - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a water cut-off door device capable of cutting off or intercepting water in an emergency, by manually and quickly opening and closing a water cut-off door, by easily installing the water cut-off door in an entrance of an existing building, and an entrance of an underpass or a basement. <P>SOLUTION: In this water cut-off device for a passage, bearing plates 3 and 3 are projected on a backward surface 2" of a water cut-off upright plate 2 arranged on one side of a road 1; a support shaft 5 for opening and closing the water cut-off door 4 of the passage 1, is arranged on the bearing plates 3 and 3; an L-shaped arm 6 is projected on a backward surface 4" near one side edge 4' of the water cut-off door 4; a rear end boss part 7 of the arm 6 is rotatably and liftably-slidably pivoted on the support shaft 5; the water cut-off door 4 is freely opened and closed around the support shaft 5; the backward surface 4" of one side edge 4 of the water cut-off door 4 of closing the passage 1, is opposed to a forward surface of the upright plate 2; and a freely openable-closable water cut-off upright plate 2' opposed to the backward surface 4" of the other side edge 4a of the water cut-off door 4, is arranged on the other side of the passage 1. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a water shielding door or a water stop door device for an entrance passage of a building or the like during a flood or a passage to an underground passage.

  During floods, sandbags are manually piled up to block the entrances of buildings and underground passages, but floods caused by levee breaks rapidly launch into urban areas, so the entrance passages such as basements and underground passages of buildings are quickly shut down or blocked. I need water.

  In general, the armor doors are widespread, but the armor doors are poor in water-stopping or water-impervious properties. If the passages are blocked in an emergency, people in the passages cannot escape, which is dangerous.

  Then, the water stop door for the entrance passage of an underground parking lot was invented (for example, patent document 1).

  According to the above-mentioned Patent Document 1, the passage is stopped by rising from the basement where the water stop plate is formed below the passage surface in contact with a waterproof seal plate or seal ring provided in the water stop plate opening. In this case, the water stop plate opening is closed with a tread plate that is lowered and provided on the upper end surface of the water stop plate, and the vehicle is allowed to pass.

  However, such an elevating type water stop plate requires a basement for housing the water stop plate drive mechanism, and requires power for raising and lowering the water stop plate, and it was extremely difficult to install quickly and easily. .

JP 2001-248140 A

  The present invention provides a water stop door device that can be easily installed with a water stop door at an existing building entrance, underground passage or basement entrance, and can be quickly opened and closed manually to stop or shut off water urgently. The purpose is to obtain.

In order to achieve the above object, according to the present invention, firstly, a bearing plate protrudes from the rearward surface of the water stop upright plate provided on one side of the passage, and the water stop door opening / closing support of the passage is provided on the bearing plate. An L-shaped arm is provided on the rear surface near the one side edge of the water blocking door, and the rear end boss portion of the arm is pivoted and slidable up and down. The water stop door is openable and closable around the support shaft, the rearward face of one end edge of the water stop door that closes the passage faces the front face of the upright plate, and the passage On the other side, a water stop device for a passage, which is provided with an openable openable water stop plate facing the rearward face of the other side edge of the water stop door,
Secondly, a water stop device for a passage according to the first invention, wherein a bottom edge lowering water stop groove of the water stop door is recessed in a floor surface between both sides of the passage,
Third, a lateral groove and a longitudinal groove are formed on the support shaft to slidably engage a protrusion provided on the inner surface of the rear end boss portion of the L-shaped arm, and the arm and the water stop door are formed along the lateral groove. 1st or 2nd invention which opens and closes around the said spindle, makes the said arm, its front-end | tip boss | hub part, and a water stop door freely slidable along a vertical groove, and lowers this water stop door in a channel | path closed state The water stop device for the passage,
Fourthly, the water stop device for a passage according to any one of the first to third inventions, in which a water stop packing is stretched on the rearward or lower end surface of the water stop door on both sides and the lower edge portion,
Fifthly, for a passage according to any one of the first to fourth inventions, wherein a cam handle for pressing the water stop door rearward on the front face of the water stop door and a cam support surface of the cam handle are provided rearward. Water stop device,
Consists of.

  Therefore, the water stop door and the tip boss portion can be rotated around the support shaft and opened to the rear side of the passage so that the passage can be passed.

In the event of an emergency due to flooding, open the water stop upright plate on the other side of the passage to the rear (rearward)
In this state, the water stop door is rotated in a direction perpendicular to the passage, and the water stop upright plate on the other side is brought into contact with the rearward face of the other edge of the water stop door to thereby stop the passage. Can be closed with a water door.

  At that time, the rearward surface near the one side edge of the water stop door contacts the front surface of the water stop upright plate on one side.

  When the water stop door is orthogonal to the passage, the water stop door slides down along the support shaft with the tip boss, and the bottom surface of the water stop door is in the passage floor or in the water stop groove. The pressure contact portion and the both contact portions can be water-tightly stopped.

The present invention provides a water stop door that pivotally supports a tip boss portion via an L-shaped arm on an opening and closing support shaft on a rearward surface of a water stop standing plate provided on one side of a passage.
Rotating in the direction orthogonal to the road from the rear of the passage, the rear facing surfaces of both ends of the water stop door are in contact with the front surfaces of the upright plates for water stop provided on both sides of the passage, and the bottom surface of the water stop door is Not only can the pressure contact with the floor surface of the passage or the inner surface of the water stop groove with its own weight, the both contact portions and the pressure contact portion can be stopped, and the passage can be stopped or shut off quickly and easily.
The cam handle provided on the forward facing surface of the water stop door is rotated and the water stop door is pushed backward by the cam to sufficiently stop or shut off the water, so that the water stop at the entrance of the passage during an emergency flood is safe. Can be done quickly.

  Side walls w and w ′ are provided on both sides of the front-rear direction passage 1, and a U-shaped steel material p is erected on one side wall w, and the rear side plate is a standing water stop plate 2. In addition, a U-shaped steel material p 'is erected on the other side wall w', and the rear water stop upright plate 2 'is opened to the rear side by hinges 2a and 2a, and is closed at a position perpendicular to the direction of the passage 1. Is held by a stopper 2b ′ provided on the upper end plate 2b and a stop pile 2c inserted in the pile hole 2c ′ (FIGS. 1 and 4).

  Bearing plates 3, 3, 3, 3 are vertically projected on the rear surface 2 ″ of the rear water stop upright plate 2 ”of the upper section steel material p on one side wall w, and the passage 1 is provided on the bearing plates 3, 3. A water blocking door 4 opening / closing support shaft 5 is provided.

  As shown in FIGS. 6 (a), (b), (c), (d) and FIGS. 7 (a), (b), a lateral groove 5 '(horizontal groove) is formed in an arc shape at the upper end of the outer surface of the support shaft 5. A vertical groove 5 ″ (upright groove) is formed in communication with the horizontal groove 5 ′.

  A mounting bracket 6 ′ is welded to the rear surface 4 ″ near one end edge 4 ′ of the water stop door 4, and a rear end boss portion 7 of the L-shaped arm 6 is attached to the support shaft 5 on the mounting bracket 6 ′. Fits and pivots so that it can rotate and slide up and down.

  Then, a protrusion 7 ′ provided on the inner surface of the boss 7 is engaged with the horizontal groove 5 ′ so as to be reciprocally slidable in the horizontal direction, and the boss 7 is rotated so that the protrusion 7 ′ is engaged with the vertical groove 5. Can be lowered and further raised.

  The rear water stop upright plate 2 ′ standing upright on the other side wall w ′ is opened by rotating rearward about the hinges 2 a and 2 a, and the other side of the water stop door 4. The edge 4a is inserted into the U-shaped steel material p ', and the rear water stop upright plate 2' is closed in this state, and the openable and closable upper end plate 2b is closed, and the rear end of the upper end plate 2b is closed. A stopper 2b ′ projecting downward is engaged with the upper edge of the water-stop upright plate 2 ′ (FIGS. 1 and 4), and the upright plate 2 ′ is fixed forward and rearward. Thus, it is possible to support the rear surface 4a of the water stop door 4 against the rearward face (shown in FIG. 1).

  In the closed state of the water stop door 4, the rear face 4 ″ of one end edge 4 ′ of the water stop door 4 is in contact with the front face of the water upright plate 2 provided on one side wall w (see FIG. 5 (b) ) And FIG. 6 (c) show the state).

  The floor surface f between the side walls w and w ′ is at the same level as the floor surface of the passage 1 as shown in FIG. 4, or for both water stops as shown in FIGS. A lower edge lowering water stop groove s is provided in the water stop door 4 across the passage 1 between the two U-shaped steel materials p and p 'along the forward facing surfaces of the upright plates 2 and 2'.

  Sticking water-proof packings 8, 8, 8 made of rubber or the like to the rear surfaces 4 ", 4" of the side edges 4 ', 4a of the water stop door 4 and the floor surface 4b' of the lower edge 4b and the rear surface; The packings 8 'and 8' adhered to the forward facing surfaces of the water-stop upright plates 2 and 2 'are brought into contact with each other. Further, the packing 8 of the floor surface 4b ′ is brought into contact with the floor surface f or the bottom surface of the water blocking groove s (FIG. 3 (B), FIG. 4, FIG. 6 (A), (B), (C), FIG. (B) (b) Figure).

  When the water stop door 4 is closed, a handle 9 that is pivotable from the vertical direction to the horizontal direction is pivotally supported on the forward facing surface near the other end edge 4 a and the lower end edge 4 b of the water stop door 4. A cam roller 9 ′ is provided at the end to form a cam handle, and the handle 9 is rotated from the phantom line position to the solid line position in FIG. A rearward surface closer to the other end edge 4a of the water blocking door 4 due to the interaction between the fixed guide cam 9 "provided in the shape steel p 'and rearwardly provided in the shape steel p' and the cam roller 9 '. Can be pressure-bonded to the water stop upright plate 2 'on the other side (FIG. 3 (B)).

  When the handle 9 pivotally supported on the forward surface near the lower edge 4b is rotated from the imaginary line position to the solid line position, the cam roller 9 'is guided to the backward surface s' in the water stop groove s. Thus, the rear surface of the lower end edge 4b can be pressure-bonded to the front surface s "in the water stop groove s via the packing 8.

The mounting positions of the rear end of the L-shaped arm 6 and the boss 7 are different in the directions of the bearing plates 3 and 3 in the case shown in FIGS. 5 and 6 and in the case shown in FIG. , In FIG.
The opening angle of the water stop door 4 is 180 degrees in FIGS. 5 and 6 and 90 degrees in FIG. 7.

  The water stop door 4 is always pivotally supported by upper and lower support shafts 5 and 5 so as to be freely opened and closed, and is opened at 180 degrees as shown in FIG. 5 (a) and FIG. 6 (a), or FIG. As shown in the figure, it is opened at 90 degrees, and people, vehicles, etc. pass through the passage 1.

  At this time, a projection 7 ′ in the boss 7 is slidably engaged with an arcuate horizontal groove 5 ′ formed at the upper end of the support shafts 5, 5, and the water blocking door 4 is moved along the groove 5 ′. The passage 1 is rotated until it is crossed or cut off from side to side.

  At that time, the water stop upright plate 2 'on the other side of the passage 1 is manually opened in parallel with the other side wall w', so the other end edge 4a of the water stop door 4 enters the U-shaped steel material p ', After entering, the upright plate 2 'can be closed.

  When the water stop door 4 is rotated and the passage is closed as described above, the vertical groove 5 ″ communicated with the horizontal groove 5 ′ at the upper end of each of the support shafts 5, 5 is caused by the dead weight of the boss portion 7. 5 ″ is lowered, and the packing 8 adhered to the bottom surface 4b ′ of the lower end edge 4b of the water stop door 4 is pressed against the floor surface f or the bottom surface of the water stop groove s.

  Further, by rotating the handles 9, 9 and 9, 9 on the forward facing surface of the water stop door 4 in the closed state, the cam roller 9 'enters the U-shaped steel p and the water stop groove s, respectively. The water stop door 4 can be pressure-bonded to the forward facing surface in the water stop upright plate 2 and the water stop groove s through the water stop packing 8 with the rear facing surfaces of the one side edge 4 ′ and the lower end edge 4b.

  As described above, the entrance passage 1 such as a basement can be watertightly closed by the water stop door 4, and the passage 1 can be water-stopped or water-blocked.

  After the water is drawn, the water stop door 4 can be opened 180 degrees or 90 degrees by the operation reverse to the above-described operation, and the passage 1 can be secured.

It is a closed state rear view of the water stop door of the present invention. (A) The figure is a partial rear view of the raised water stop door pivotally supported by the water upright plate, and (B) is a partial rear view of the lower water stop door. (A) The figure is a front view of the closed water stop door, (b) The figure is (a) a longitudinal side view taken along line AA. It is a whole perspective view of the upright board for both sides water stop and a water stop door. (A) The figure is a perspective view of the state which opened the water stop door 180 degree | times, (b) The figure is a perspective view of the state which closed the water stop door. (B) Figure (b) is a partially cross-sectional plan view with the water stop door opened 180 degrees and 90 degrees. (C) Figure is a cross-sectional plan view with the water stop door closed. It is a cross-sectional top view which shows the isolation | separation state of an axis | shaft and a boss | hub part. (A) The figure is a partial cross-sectional plan view of the water stop door in a 90-degree rotation state, and (b) the figure is a partial cross-sectional plan view in a state where the water stop door shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Passage | path 2, 2 'Upright board for water stop 2 "Backward surface 3 Bearing board 4 Water stop door 4' One side edge 4" Rear side surface 4a Other side edge 5 Opening and closing support shaft 6 L-shaped arm 7 Rear end boss Part

Claims (5)

A bearing plate protrudes from the rearward surface of the water stop upright plate provided on one side of the passage, and the water stop door opening / closing support shaft of the passage is provided on the bearing plate.
An L-shaped arm is projected from the rear surface near the one edge of the water stop door,
The rear end boss portion of the arm is pivotally supported on the support shaft so as to be rotatable and slidable up and down.
The water stop door can be opened and closed around the support shaft,
The rearward surface of one side edge of the water blocking door that closed the passage faces the frontward surface of the upright plate,
And the water stop apparatus for passages which provides the upright plate for water stop which can be opened and closed facing the rear surface of the other edge of the said water stop door in the other side of the said channel | path.   The water stop device for a passage according to claim 1, wherein a lower edge lowering water stop groove on the water stop door is provided in a recessed surface between both sides of the passage.   A lateral groove and a longitudinal groove that slidably engage a protrusion provided on the inner surface of the rear end boss portion of the L-shaped arm are formed on the support shaft, and the arm and the water stop door are connected to the support shaft along the lateral groove. The passage stop according to claim 1 or 2, wherein the arm, its tip boss and the water stop door are slidable up and down along the longitudinal groove, and the water stop door is lowered in the passage closed state. Water equipment.   The water stop device for a passage according to any one of claims 1 to 3, wherein a water stop packing is stretched on a rearward or lower end surface of the water stop door on both sides and the lower edge.   The water stop device for a passage according to any one of claims 1 to 4, wherein a cam handle for pressing the water stop door rearward and a cam support surface of the cam handle are provided rearward on the front face of the water stop door.

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