JPH07247766A - Waterproof plate - Google Patents

Abstract

PURPOSE:To make handling easy by a method wherein the main body of a waterproof plate to be installed between gateposts for preventing the inside of a building from being inundated is formed of a flexible sheet. CONSTITUTION:The main body 20a of a waterproof plate 20 is wound at its one end 20b in a roll-like shape so that it can be retracted and emerged unrestrictedly to and from a housing part 24 in a housing groove 23, and the main body is attached at its other end to a protective cover 25. Waterstop rubbers 29 are stuck vertically to side walls forming a interior space between gateposts 21, and elastic tubes 30 are incorporated therein. Then, a lower waterstop tube 32, communicating with the elastic tubes 30, is provided under a receiving plate 27 of the housing groove 23. In the case where a sidewalk is inundated with water at the time of flood, the protective cover 25 housed in the housing groove 23 is drawn up, and the main body 20a is drawn out at its one end 20b and extended over a space between the gateposts 21 and 21 and the protective cover 25 is held with a stopper. Highly pressurized gas is injected into the tubes 30 and 32 through an injection port 30a on the upper part of the gatepost 21, and the main body 20a is pressed against the rubbers 29 or the wall surface over a floor 22 to prevent floodwater 34 from coming into the inside of a building.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof plate provided at an entrance of a building such as a building or an entrance of a subway station to prevent water from entering the inside of the building or the like during heavy rain.

[0002]

2. Description of the Related Art Rainwater is prevented from entering the entrances and exits of buildings, etc. in areas with low land such as 0 meters above sea level and in places where the drainage capacity is low during rainfall and roads are easily flooded due to flood damage. A waterproof plate is provided.

In the structure of this waterproof plate, as a conventional technique, in the conventional example, columns for mounting the waterproof plate are erected on both sides of the entrance / exit as disclosed in Japanese Utility Model Publication No. 4-21857. A structure is known in which a required number of waterproof plates are mounted between the two columns. Further, the conventional example is disclosed in JP-A-1-19298.
As disclosed in No. 1, there is known a type in which a waterproof plate is lowered from above like a shutter.

In the above-mentioned conventional example, as shown in FIGS. 9 to 10, columns 1 and 2 for mounting a waterproof plate are provided upright at the entrance of a building, and the columns 1 and 2 are vertically arranged. The concave guide groove 3 is provided, and the frame members 4 having different vertical widths are vertically water-tightly connected and horizontally bridged between the columns 1 and 2.
5, a waterproof plate 6 is formed, an edge frame member 7 fitted on the frame is provided on the peripheral edge of the waterproof plate 6, and a handle 8 for tightening is provided.

The peripheral edge of the waterproof plate 6 and the guide groove 3
In the water-stopping structure, the elastic sealing material 9 is attached to the side wall surface of the edge frame material 7 and the handle 8 so that the elastic sealing material 9 is manually rotated on the wall surface of the guide groove 3. The pressure of the handle 8 cut into the guide groove 3 causes the water to come into close contact with the water.

In the conventional example, as shown in FIGS. 11 to 13, a chain 12 connected to both end faces of a waterproof plate 11 is used.
Thus, the chain 12 is suspended from the ceiling of the entrance of the building, the chain 12 is wound around the sprocket 13, and the drive motor 14 moves the waterproof plate 11 up and down. In this waterproof structure, a water seal material 11a is provided on the contact surface between the guide groove 15 provided on the pillar or side wall of the building and the waterproof plate 11, and the lower end portion of the waterproof plate 11 is also water sealed. Seal material 11b
Is attached.

Then, the connecting bar 16 which moves vertically
And the vertical movement of the connecting bar 16 causes the pin 1 to move around the shaft 10.
With the pressing rod 17 that rotates via 6a, the connecting bar 16 is pushed down manually or electrically to push down the pressing rod 1.
The waterproof plate 11 is pressed against the side wall of the guide groove 15 at the tip of the water seal 7, and water is stopped by the water sealing material 11a, 11b. Incidentally, reference numeral 11c indicates a rotation stopper of the pressing rod 17.

[0008]

However, in any of the water blocking structures of the above-mentioned conventional examples, the waterproof plate is made of metal and has a heavy weight feeling, which is troublesome to handle. Therefore, it takes time to install the waterproof plate immediately when a disaster occurs, and it is not possible to respond quickly, and it also takes time and effort to store the waterproof plate in the storage place after the water is drained. There is a problem that it is difficult to secure a storage space because it is wide.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a waterproof plate that facilitates handling of the waterproof plate and does not cause any trouble in the storage place.

[0010]

The gist of the present invention for solving the above-mentioned problems and achieving the above-mentioned object is to provide a waterproof plate which is installed between gate poles to prevent the interior of the building from being flooded. That is, the main body is formed of a flexible sheet.

The flexible sheet forming the main body is wound into a roll and stored in the storage portion, and the storage portion is stored in the storage groove provided on the floor between the gate posts. That is, the main body of the waterproof plate that is pulled out from the storage unit and installed between the gate posts is stopped by the water stop means that is composed of elastic tubes that are expandable and contractible on the left and right side portions and the lower portion. is there.

[0012]

According to the waterproof plate of the present invention, since its main body is formed of a flexible sheet, it is easy to handle when it is erected between the gate posts and is stored without any trouble. Also, it requires less storage space.

Since the main body of the flexible sheet is rolled into the storage portion, the storage space is reduced.

Further, since the storage portion is stored in the storage groove provided in the floor portion between the gate posts, the waterproof plate can be stored in a compact state and becomes a part of the floor portion for the entry and exit of people and objects. There is no obstacle.

Since the left and right side portions and the lower portion of the main body formed of the flexible sheet are stopped by the water stop means of the elastic tube, the water can be stopped with a simple structure.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the waterproof plate according to the present invention will be described in detail with reference to FIGS. The waterproof plate 20 according to the present invention has a main body 20a formed of a flexible sheet.

The flexible sheet is, for example, a soft vinyl chloride sheet or a watertight synthetic resin sheet.

The main body 20a is provided with the gate posts 21 and 21.
It is freely retracted and retracted into a storage portion 24 of a storage groove 23 provided in the floor portion 22 between the 1 (the end portion of the concrete enclosure wall 21a) and is wound in a roll shape at the one end portion 20b side. This roll is always biased by a winding mechanism made of an elastic body such as a coil spring so as to wind one end of the main body 20a.

The other end of the main body 20a is attached to a protective cover 25 which is horizontally elongated and has a box-shaped cross section and a part of the lower surface of which is opened.

The protective cover 25 is made of metal such as steel or made of high-strength plastic, and a handle 25a for holding it by hand is provided on the upper part of the protective cover 25, and when it is housed in the housing groove 23. Is shaped so as to cover the opening of the storage groove 23.

Further, in the hollow inside of the protective cover 25, a metal guide rod 26 such as a steel pipe whose one end is rotatably supported is provided.
Is decorated. The guide rods 26 are provided at both ends of the protective cover 25.

As shown in FIGS. 4 to 5, the guide bar 26 is normally folded and stored in the protective cover 25, and when the protective cover 25 is lifted up in the event of water damage, one end of the guide rod 26 is lifted. Rotate around the guide rod 26
The other end of the above is abutted against the upper surface of the receiving plate 27 in the storage groove 23 and is erected.

Next, the fitting of the gate posts 21 and 21 with the longitudinal end portion of the protective cover 25 is shown in FIGS.
As shown in FIGS. 6 to 7, the end portion of the protective cover 25 is loosely fitted in the internal space 28 so as to be movable in the vertical direction.

A waterproof rubber 29 having a semicircular cross section is attached to the side wall forming the internal space 28 in the vertical direction, and the protective cover 25 is sandwiched between the waterproof rubber 29 and the opposite side of the waterproof rubber 29. The elastic tube 30 is installed.

The elastic tube 30 is made of synthetic rubber and expands when a gas such as air or helium gas is sucked into the inside from the suction port 30a at high pressure, and as shown in FIG.
The main body 20a of the waterproof plate is pressed against the water blocking rubber 29, and the water blocking rubber 29 and the elastic tube 30 sandwich the main body 20a to prevent water from entering.

Further, in the upper part of the internal space 28, a stopper 31 is provided on the side wall, which is locked to the lower surface of the protective cover 25 when the protective cover 25 is lifted upward and holds it at that position. ing. The stopper 31 is formed such that its tip portion projects into the internal space 28. To lock the protective cover 25
When the is lifted, both ends in the longitudinal direction thereof are alternately tilted slightly upward and downward so that the stopper 31 on one side is engaged with the stopper 31 on the other side.

Next, below the receiving plate 27 of the storage groove 23 between the gate columns 21 and 21, as shown in FIG. 3 or 6, a lower water stop tube 32 communicating with the elastic tube 30 is provided. There is. Also in this case, the gas sucked into the elastic tube 30 flows in and expands, pressing the main body 20a against the wall surface of the floor portion to stop water.

Incidentally, reference numeral 33 in FIG.
3 shows the drainage port at the bottom of 3.

As described above, the prevention plate 2 according to the present invention
Since 0 is formed between the gate posts 21 and 21, when the water overflows to the sidewalk or the like at the time of flood, as shown in FIG. 1, the protective cover 25 housed in the storage groove 23 is moved through the handle 25a to the gate posts. Pull up to the position of the stopper 31 of 21,21.

Then, the main body 20a which is a flexible sheet.
Is pulled out from the roll-shaped one end portion 20b of the storage portion 24 and deployed between the gate columns 21 and 21. And
The lower surfaces of both ends of the protective cover 25 are locked to the stoppers 31 while the protective cover 25 is slightly tilted up and down. Simultaneously with the lifting of the protective cover 25, the guide rod 26 rotates by its own weight, is locked by the recess for locking and abuts against the receiving plate 27 and stands upright to support the protective cover 25.

Next, high-pressure gas is sucked through the suction port 30a in the upper part of the gate post 21. Thereby, the elastic tube 30
And the lower water blocking tube 32 expands to press the expanded main body 20a against the water blocking rubber 29 or the floor wall surface,
This is to prevent the overflowed water 34 from entering the inside of the building.

After the water 34 is drawn, the suction port 30
The high pressure gas is exhausted from a to reduce the elastic tube 30 and the lower water stop tube 32, the handle 25a is held to remove the protective cover 25 from the stopper 31, and the standing guide rod 26 is manually rotated and protected. Put it in the cover 25. In this state, the protective cover 25 is lowered, and the main body 20a of the flexible sheet is sequentially wound around the roll of the storage section 24 by the winding mechanism.

Then, the protective cover 25 is stored in the storage groove 23. In addition, the water that has entered the storage groove 23 is drained 3
Drain from 3. The drainage port 33 also serves to drain the water that has entered a little when the seat is installed.

In this way, the protective cover 25 is housed in the storage groove 23, and usually does not hinder the movement of people, objects, cars, and the like.

[0035]

As described above, the waterproof plate of the present invention is a waterproof plate which is installed between gate poles to prevent the interior of a building from being flooded, and the main body of the waterproof plate is formed of a flexible sheet. Since it has been decided to deploy it in the event of water damage, it is easy and time consuming to deploy it, and it is economical and reduces the installation cost of the waterproof plate because it does not take up much space for storage. It has an excellent effect.

Since the flexible sheet forming the main body is wound into a roll and stored in the storage portion, the storage operation is very convenient and has an excellent effect that it does not take time and effort. .

Further, since the storage portion is stored in the storage groove provided in the floor portion between the gate posts, it usually does not hinder the movement of people, objects, cars, etc., and is quickly flexible. It has an excellent effect that the main body of the seat can be deployed to quickly respond to water damage.

The main body of the waterproof plate, which is pulled out from the storage part and expanded and installed between the gate columns, is stopped by the water stop means composed of elastic tubes that are expandable and contractible at the left and right side parts and the lower part thereof. This has an excellent effect that the main body made of a flexible sheet can stop the water with a simple structure.

[Brief description of drawings]

FIG. 1 is an explanatory view showing a usage state of a waterproof plate according to the present invention.

FIG. 2 is a plan view showing a cross section of a part of a gate post of the prevention plate.

3 is a cross-sectional view taken along the line cc of FIG.

FIG. 4 is a vertical sectional view of a waterproof plate according to the present invention.

FIG. 5 is an explanatory diagram of a case where a protective cover for a waterproof plate according to the present invention is lifted.

6 is a cross-sectional view taken along the line aa of FIG.

7 is a cross-sectional view taken along the line bb of FIG.

FIG. 8 is an explanatory diagram when the elastic tube is expanded in FIG.

FIG. 9 is a perspective view showing a waterproof structure of a waterproof plate according to a conventional example.

FIG. 10 is a partially enlarged plan view of the conventional example.

FIG. 11 is a perspective view of a waterproof plate according to a conventional example.

FIG. 12 is a partial vertical sectional view according to the conventional example.

FIG. 13 is a partially enlarged plan view according to the conventional example.

[Explanation of symbols]

 20 waterproof plate, 20a waterproof plate body, 20b waterproof plate one end part, 21 gate post, 22 floor part, 23 storage groove, 24 storage part, 25 protective cover, 25a handle, 26 guide rod, 27 receiving plate, 28 internal space , 29 waterproof rubber, 30 elastic tube, 31 stopper, 32 lower waterproof tube, 33 drainage port, 34 water.

Claims (4)

[Claims] 1. A waterproof plate which is installed between gate poles to prevent water in the building from being flooded, and the main body of the waterproof plate is formed of a flexible sheet. 2. The waterproof plate according to claim 1, wherein the flexible sheet forming the main body is wound into a roll and housed in a housing part. 3. The waterproof plate according to claim 2, wherein the storage portion is stored in a storage groove provided in a floor portion between the gate posts. 4. The main body of the waterproof plate, which is pulled out from the storage section and is installed between the gate columns, is stopped by the water stop means composed of elastic tubes that are expandable and contractible at the left and right side portions and the lower portion. The waterproof board according to any one of claims 1 to 3.