JP3955236B2 - Sliding waterproof door device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a waterproof door device that is installed at an entrance of a building or structure, an underground parking lot, or an elevator device and prevents inundation by water overflowed due to storm surge or flood.
[0002]
[Prior art]
For example, water flooded on a road due to a heavy rain and flooded on a road flows into the structure, in particular, underground facilities through the entrance of the structure, and is submerged.
[0003]
For this reason, as an emergency inundation prevention measure, the work which loads a sandbag on the low part which is easy to flow in, and an entrance / exit was performed manually.
[0004]
[Problems to be solved by the invention]
Thus, when using a sandbag, the preparation work and installation work become heavy labor, and time allowance is also required.
[0005]
In addition, it is conceivable to install waterproof doors at the entrance / exit, etc., but the volume and weight of the door are large, and there is often a large storage space for storing the door during normal times, and it is also large for opening and closing and moving the door. Power is needed.
[0006]
An object of the present invention is to solve the above-mentioned problems, and to provide a sliding waterproof door device that requires only a small storage space and can quickly open and close the waterproof door.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a first aspect of the present invention provides a plurality of waterproof doors which are provided with a door storage portion at one side portion of the entrance and exit and can be closed from the door storage portion to the other side portion. A linear drive mechanism that drives the front and rear waterproof doors to move in and out, and the front and rear waterproof doors between the front and rear waterproof doors and the subsequent waterproof door. and interlocking engagement members for interlocking a door closing device and a door guide means for guiding them waterproof doors provided, provided a seal member for water stopping the gap of the waterproof doors and between the waterproof doors and entrance, the interlocking engagement The joint member is attached to the base end of the leading waterproof door and the leading end of the trailing waterproof door so that they can be engaged with each other, and the trailing waterproof door is linked to the leading waterproof door when sliding in the closing direction. The interlocking hook that contacts the tip of the front waterproof door and the front of the rear waterproof door And an interlocking stopper that interlocks the preceding waterproof door with the trailing waterproof door when sliding in the opening direction, and the interlocking hooks are connected to each other on the inner surface of the interlocking hook when sliding in the closing direction. By being closely meshed with each other, a tapered surface for sealing by sealing a sealing member that stops the gap between the waterproof doors is formed .
[0008]
According to the above configuration, the plurality of waterproof doors are driven to move in and out and the entrance is closed, so that the waterproof door can be divided into small parts and the door storage portion can be made small. In addition, by driving the front waterproof door with the linear drive mechanism, the interlocking hooks attached to the base end of the front waterproof door and the distal end of the rear waterproof door respectively, and the front waterproof door With the interlocking stopper protruding from the front end side, the interlocking engagement member can be used to allow the waterproof door on the subsequent side to move in and out, and the doorway can be quickly opened and closed. In addition, the interlocking hooks are closely meshed when sliding in the closing direction, so that the waterproof doors are brought close to each other by the taper surface, and the sealing member between the waterproof doors is pressed, and the waterproof doors on the preceding side and the subsequent side The sealing action can be improved.
[0009]
According to the second aspect of the present invention, the linear drive mechanism is constituted by a water pressure cylinder that is driven back and forth by the tap water pressure, and the water pressure of the pressure accumulating water pressure vessel is connected to the water supply pipe connecting the tap water inlet and the water pressure cylinder. Is provided with a drive water pressure source switching device capable of supplying
[0010]
According to the above configuration, since the most advanced waterproof door is driven by the water pressure cylinder, it is not necessary to use a commercial power source that is prone to power outages. The doorway can be smoothly opened and closed. Therefore, it is not necessary to attach a special unit for generating air pressure, hydraulic pressure, electric power, etc., and it can be provided at low cost.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Here, an embodiment of a sliding waterproof door device according to the present invention will be described with reference to FIGS.
[0012]
As shown in FIG. 1, a pair of left and right gate pillars 2L and 2R are erected at the front portion of the entrance / exit 1, and gate doors 3 and 3 that can be opened and closed in a double door manner are provided between the gate pillars 2L and 2R. Of the left and right wall members (for example, block walls) 4L and 4R installed on both sides of the gate pillars 2L and 2R, the left wall member 4L is installed closer to the front surface than the right wall member 4R, and a waterproof door device is provided on the rear surface thereof. Door storage portion 7 is provided. In the door storage portion 7, a plurality (two in the figure) of waterproof doors 5, 6 that can be freely retracted are arranged on the right side. The waterproof door) 5 and the subsequent waterproof door (rear side waterproof door) 6 are slid in the entrance / exit width direction, and the preceding waterproof door 5 is brought into contact with the door receiving portion 4a at the end of the right wall member 4R. 1 is configured to be closable.
[0013]
The door opening / closing device 8 follows the preceding waterproof door 5 between the preceding waterproof door 5 and the subsequent waterproof door 6, and an opening / closing water pressure cylinder (linear drive device) 9 that drives the preceding waterproof door 5 to be moved in and out by tap water pressure. An interlocking engagement member for interlocking the waterproof door 6 and door guide means for guiding the waterproof doors 5 and 6 are provided. In addition, a sealing member for sealing the gap between the waterproof doors 5 and 6 in the closed state is attached.
[0014]
Further, as shown in FIG. 5, there is provided a driving water pressure source switching device 11 for supplying driving water pressure from a pressure accumulating tank (accumulating water pressure vessel) 12 to drive the open / close water pressure cylinder 9 when the water supply is cut off. Yes.
[0015]
Details will be described below.
As shown in FIGS. 2 and 3, the waterproof doors 5 and 6 are rectangular in front view, and the length of the preceding waterproof door 5 in the left-right direction is longer than that of the subsequent waterproof door 6 (about 1/2 in the figure). Has been. The interlocking engagement members include interlocking hooks 21A and 21B that are attached to the proximal end portion of the preceding waterproof door 5 and the distal end portion of the subsequent waterproof door 6 and can be engaged when sliding in the closing direction, and the preceding waterproof door 5 One or a plurality of (two in the figure) interlocking stoppers 22 that protrude from the front side of the front end side and can contact the front end surface of the subsequent waterproof door 6 are provided.
[0016]
Therefore, when the preceding waterproof door 5 is slid in the closing direction from the door storage portion 7 and its base end approaches the distal end of the subsequent waterproof door 6, the interlocking hooks 21A and 21B are engaged and the preceding waterproof door 5 is The subsequent waterproof door 6 is pulled, and the subsequent waterproof door 6 is slid to move to the closed position. Further, when the preceding waterproof door 5 is slid in the opening direction from the closed position, the interlocking stopper 22 abuts on the front end of the subsequent waterproof door 6 in the middle, and the subsequent waterproof door 6 is pushed in, and slides to the door storage portion 7. Can be made.
[0017]
The interlocking hooks 21A and 21B are closely meshed with each other so that the proximal end portion of the preceding waterproof door 5 and the distal end portion of the subsequent waterproof door 6 are brought close to each other by the action of the tapered surface of the hook inner surface. The sealing effect is improved by press-contacting a sealing material between doors, which will be described later. Further, guide pins 20 corresponding to a plurality of interlocking stoppers 22 (upper and lower two in the figure) are projected from the front end surface of the subsequent waterproof door 6, and fitted to each interlocking stopper 22 corresponding to the guide pins 20. The joint holes 22a are formed, and the preceding waterproof door 5 and the subsequent waterproof door 6 can be firmly connected by fitting these guide pins 20 into the fitting holes 22a.
[0018]
Further, as shown in FIG. 4, the door guide means is a base composed of a plurality of running rollers 23A and 23B which are attached to the bottom sides of the waterproof doors 5 and 6 with a predetermined interval in the retracting direction and can travel on the road surface 1a. The exit guide guides the exit / retreat guide rollers 24A, 24B with the guide portion, the exit guide rollers 24A, 24B attached to the upper sides of the waterproof doors 5, 6 at a predetermined interval in the retract direction, and the door storage portion 7. The upper side guide portion composed of the retracting rails 25A and 25B, the guide rod 26 protruding backward from the rear end portion to the middle position in the vertical direction on the back surface of the preceding waterproof door 5, the guide cylinder 27A and the guide for guiding the guide rod 26 It is comprised with the back surface guide part which consists of ring 27B.
[0019]
On the pair of left and right support members 28 erected on the back side of the door storage unit 7, a cylinder body 9 a of the open / close water pressure cylinder 9 is installed in a horizontal posture via a horizontal beam 29, and is on the entrance / exit side 1. The front end portion of the piston rod 9 b that is driven back and forth is connected to the front end portion of the preceding waterproof door 5. Further, the guide cylinder 27A and the guide ring 27B of the back guide portion are supported by the support member 28 and the horizontal beam 29.
[0020]
As shown in FIGS. 3 and 4, the seal member is attached to the front end surface of the preceding waterproof door 5 along the height direction and compressed between the door receiving portion 4 a of the right wall member 4 </ b> R. The sealing material 31, the bottom surface sealing materials 32A and 32B that are attached to the rear side of the bottom side of the preceding waterproof door 5 and the subsequent waterproof door 6 and slidably contact the road surface 1a, and the rear attached to the rear end portion of the preceding waterproof door 5 The door sealing material 33 is in sliding contact with the back surface of the waterproof door 6 and the subsequent portion sealing material 34 is attached to the rear end portion of the subsequent waterproof door 6 and is in sliding contact with the back surface of the left wall member 4L. The left and right sides, the bottom side, and the gaps between the doors of the waterproof door 5 and the subsequent waterproof door 6 are sealed to prevent water from entering and exiting the entrance 1.
[0021]
Further, the door receiving portion 4a of the right wall member 4R is cut out into a prismatic shape having an inner surface and a rear surface open, and guides the insertion of the tip of the preceding waterproof door 5 on the rear surface side and A plurality of guide plates 35 for urging the front end portion to the front side are attached, and the support plate 5a attached to the front surface of the front end portion of the preceding waterproof door 5 is pressed against the back surface of the door receiving portion 4a by the guide plate 35. Is positioned.
[0022]
FIG. 5 shows a piping device for supplying tap water pressure to the open / close tap water pressure cylinder 9, which is connected to the open / close tap water pressure cylinder 9 from the tap water supply port 40 and is electromagnetically connected to the feed water pipe 41 composed of a water supply pipe and a drain pipe. A switching valve 42 is interposed, and a manual switching valve 43 is interposed in a branch pipe 41 a branched from the water supply pipe 41 and connected to the open / close water pressure cylinder 9. Accordingly, the electromagnetic switching valve 42 is operated by automatic control by alarm generation or remote operation, or the manual switching valve 43 is operated by a field supervisor according to the increased water level, so that the waterproof doors 5 and 6 are opened and closed. Driven. The drive water pressure source switching device 13 includes a manual two-way switching valve 44 interposed in the water supply pipe 41 upstream of the branch pipe 41a, and a pressure accumulating pipe connected to the water supply pipe 41 via the two-way switching valve 44. 45 and a pressure accumulating tank 12 such as a hydraulic cartridge connected through a self seal coupling 46. As the pressure accumulating tank 12, a tank capable of storing a hydraulic capacity capable of reciprocating the open / close hydraulic cylinder 9 once is used.
In the above-described configuration, an alarm such as a heavy rain falls, and the monitoring person operates the manual switching valve 43 or operates the electromagnetic switching valve 42 by remote control according to the situation, so that the water pressure from the water supply pipe 41 is increased. Tap water is supplied to the development chamber of the cylinder 9. Thereby, when the water pressure cylinder 9 is advanced and the preceding waterproof door 5 is slid in the closing direction from the door storage portion 7 and the base end portion approaches the distal end portion of the subsequent waterproof door 6, the interlocking hooks 21A and 21B are moved. The subsequent waterproof door 6 is pulled by being engaged, and the subsequent waterproof door 6 is slid in conjunction with the preceding waterproof door 5, and the leading end of the preceding waterproof door 5 reaches the door receiving portion 4a of the right wall member 4R. Thus, the entrance / exit 1 is closed by the preceding waterproof door 5 and the subsequent waterproof door 6.
[0023]
At this time, the clearance between the front end surface of the preceding waterproof door 5 and the door receiving portion 4a is sealed by the preceding portion sealing material 31, and the preceding waterproof door 5 and the subsequent waterproof door 6 and the road surface 1a are sealed by the bottom surface sealing materials 32A and 32B. The gap is sealed, the gap between the preceding waterproof door 5 and the subsequent waterproof door 6 is further sealed by the inter-door seal material 33, and the gap between the subsequent waterproof door 6 and the left wall member 4L is further sealed by the subsequent portion seal material 34. It is sealed, thereby closing the doorway 1 and preventing inundation.
[0024]
The alarm is released, and the supervisor operates the manual switching valve 43 or operates the electromagnetic switching valve 42 by remote control, whereby tap water is supplied from the water supply pipe 41 to the contraction chamber of the water pressure cylinder 9. . Thereby, the water pressure cylinder 9 is contracted and the preceding waterproof door 5 is retracted from the closed position, and the interlocking stopper 22 is brought into contact with the tip of the subsequent waterproof door 6 in the middle, and the subsequent waterproof door 6 is interlocked and retracted. The preceding waterproof door 5 and the subsequent waterproof door 6 are slid to the door storage unit 7.
[0025]
When the water pipe is cut off when the waterproof door is opened and closed, the manual two-way switching valve 44 of the driving water pressure source switching device 13 is operated, and the tap water pressure stored in the pressure accumulating tank 12 is supplied from the pressure accumulating pipe 45. The waterproof doors 5 and 6 are driven to open and close by being supplied to the open / close water pressure cylinder 9 through the water supply pipe 41.
[0026]
According to the above-described embodiment, since the leading waterproof door 5 and the trailing waterproof door 6 are driven in and out to close the entrance 1, both the waterproof doors 5 and 6 can be made small, and the door storage portion 7 is made compact. can do. Further, by driving the preceding waterproof door 5 with the opening and closing water pressure cylinder 9, the subsequent waterproof door 6 can be moved in and out in conjunction with the interlocking hooks 21A and 21B and the interlocking stopper 22 which are interlocking engagement members. The doorway 1 can be opened and closed quickly.
[0027]
In addition, since the leading waterproof door 5 is driven out of the open / close water pressure cylinder 9, it does not use a commercial power source that is prone to power outages, and the waterproof door can be secured in an emergency when the water supply is cut off. It can be opened and closed. In addition, since it is not necessary to attach a special unit for generating air pressure, hydraulic pressure, electric power, etc., it can be provided at low cost.
[0028]
Furthermore, since this waterproof door device can be installed without digging the doorway 1 and its surrounding ground, no renovation work on the building or the gate part is required, and the installation work can be performed easily and in a short time. it can.
[0029]
In the above embodiment, the preceding waterproof door 5 and the subsequent waterproof door 6 are divided into two parts, but are divided into three or more parts and are interlocked with each other by interlocking engagement members such as interlocking hooks and interlocking stoppers. May be.
[0030]
【The invention's effect】
As described above, according to the invention described in claim 1, since the plurality of waterproof doors are interlocked and driven to close the entrance and exit, the waterproof door can be divided into small parts and the door storage portion can be made small. Can do. In addition, by driving the front waterproof door with the linear drive mechanism, the interlocking hooks attached to the base end of the front waterproof door and the distal end of the rear waterproof door respectively, and the front waterproof door With the interlocking stopper projecting from the distal end side, the interlocking engagement member allows the waterproof door on the subsequent side to be interlocked and retracted, and the entrance / exit can be quickly opened and closed. In addition, the interlocking hooks are closely meshed when sliding in the closing direction, so that the waterproof doors are brought close to each other by the taper surface, and the sealing member between the waterproof doors is pressed, and the waterproof doors on the preceding side and the subsequent side The sealing action can be improved.
[0031]
Further, according to the invention described in claim 2, since the first waterproof door is driven by the water pressure cylinder, it is an emergency when the water supply is cut off without using a commercial power source that is likely to cause a power failure. In addition, the door can be smoothly opened and closed by the waterproof door. Therefore, it is not necessary to attach a special unit for generating air pressure, hydraulic pressure, electric power, etc., and it can be provided at low cost.
[Brief description of the drawings]
FIG. 1 shows an embodiment of a sliding waterproof door device according to the present invention, wherein (a) is a plan view in an open state, and (b) is a plan view in a closed state.
FIG. 2 is an AA arrow view shown in FIG.
FIG. 3 is an enlarged plan sectional view showing a waterproof door of the sliding waterproof door device.
4 is a cross-sectional view taken along line BB shown in FIG.
FIG. 5 is a configuration diagram showing a water supply circuit to a water pressure cylinder of the sliding waterproof door device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Entrance / exit 1a Road surface 4L Left wall member 4R Right wall member 4a Door receiving part 5 Previous waterproof door 6 Subsequent waterproof door 7 Door storage part 8 Door opening / closing device 9 Water pressure cylinder 11 Drive water pressure source switching device 12 Accumulation tank 21A, 21B Interlock hook 22 Interlocking stoppers 23A, 23B Traveling rollers 24A, 24B Retracting guide rollers 25A, 25B Retracting rail 26 Guide rod 27A Guide cylinder 27B Guide ring 31 Preceding part sealing material 32A, 32B Bottom surface sealing material 33 Door sealing material 34 Subsequent part Sealing material 41 Water supply piping 42 Electromagnetic switching valve 43 Manual switching valve 44 Two-way switching valve 45 Accumulation piping

Claims (2)

A door storage part is provided on one side of the doorway,
Provided with a plurality of waterproof doors that can be withdrawn from the door storage part to the other side and can close the entrance,
And a linear driving mechanism for projecting and retracting driving waterproof door of the top leading, the leading side of the waterproof door and the interlocking engagement members for interlocking waterproof doors subsequent side waterproof door leading side with the subsequent side waterproof door, A door opening / closing device having door guide means for guiding these waterproof doors is provided,
Provide a sealing member that stops water between the waterproof doors and the gap between the waterproof door and the entrance,
The interlocking engagement member is attached to the proximal end portion of the preceding waterproof door and the distal end portion of the succeeding waterproof door so as to be able to engage with each other, and the trailing waterproof door is waterproofed to the preceding waterproof door when sliding in the closing direction. An interlocking hook that interlocks the door, and a leading waterproof door on the leading side of the leading waterproof door that protrudes from the leading end of the trailing waterproof door so that it can contact the leading edge of the trailing waterproof door. With an interlocking stopper that interlocks
On the inner surface of the interlocking hook, the interlocking hook is closely meshed with each other when sliding in the closing direction, thereby forming a tapered surface that seals by sealing the sealing member that stops the gap between the waterproof doors. Sliding waterproof door device characterized by The linear drive mechanism is composed of a water pressure cylinder that is driven back and forth by tap water pressure,
2. The sliding waterproof door device according to claim 1, wherein a drive water pressure source switching device capable of supplying water pressure of a pressure accumulating water pressure vessel is provided in a water supply pipe connecting the water supply port and a water pressure cylinder.

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