JP2010053605A - Waterproof door device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a waterproof door device which is low in cost and without hindrances, when people escape, by facilitating manual derricking operation, even if the mass of the door body of a waterproof door is increased by raising the water cut-off height. <P>SOLUTION: An opening 11 is formed in the waterproof door 3, and an opening frame 12 is provided at the edge part of the opening 11 of the waterproof door 3; the opening frame 12 is detachably provided with an auxiliary waterproof panel 13, that can watertightly close the opening 11 of the waterproof door 3; the opening 11 of the waterproof door 3 is opened in approximately U-shape toward a base part 3a of the waterproof door 3 from a tip part 3b which is the end opposite to the base part 3a; the bottom side 3c of the opening 11 is set to a height that people can stride; and the bottom side 3c of the opening 11 of the waterproof door 3 is provided with an operating hole 25 for inserting an operating rod 24 so that the operating rod 24 can be inserted closer to the turning center. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a waterproof door device installed at an entrance of a building or a parking lot.

Conventionally, the base of the waterproof door is pivotally attached to the storage recess provided on the floor of the entrance, and the waterproof door is rotated from the lying position that closes the opening of the storage recess to the standing position that closes the entrance in a watertight state, A waterproof door device described in Patent Document 1 is known as a waterproof door device that prevents water from entering through an entrance at the time of water damage by a waterproof door in an upright position. This waterproof door device includes a gas damper and a coil spring as a stand-up assisting device so that it can be manually raised and lowered. Patent Document 2 proposes a waterproof door provided with a sliding door that is slidable up and down with substantially the same width as the door body.
JP 2006-83595 A JP 2005-139687 A

In recent years, particularly at the entrance and exit of an underground parking lot at a place where a waterproof door device is installed, the water level during flood damage is assumed to be high, and there is a tendency for a waterproof door device having a higher water stop height to be required. Further, since the waterproof door device is used only at the time of flooding, it is a device that does not know whether or not there is an opportunity to use it, so that it is required to be as low as possible.
In the waterproof door device described in Patent Literature 1, when the water stop height is increased, the mass of the door body of the waterproof door increases, and therefore there is a limit to the size of the waterproof door that can be manually tilted. However, it is not preferable to add a stand-up assisting device or to use power such as a motor for raising and lowering the cost. In addition, a waterproof door having a high water stop height, for example, a waterproof door having a standing height exceeding 1 m has a problem that it is difficult to cross over when a person accuses, and it is impossible to evacuate quickly.
The waterproof door device described in Patent Document 2 reduces the power of the tilting operation by lowering the center of gravity of the door body while the sliding door is housed in the door body when the waterproof door is tilted. When the water level is assumed to be higher than the state in which the slide door is housed in the door body, the slide door is lifted upward and fixed at the upper limit position to increase the water stop height. However, when the waterproof door is in the upright position, the slide door is pressed against the watertight rubber to lift the slide door stored in the door body upward. There must be. At that time, if the waterproof door has already started to stop water, when the waterproof door is returned from the standing position, there is a problem that water enters from between the watertight rubber and the waterproof door.
Therefore, in view of the above problems, the problem of the present invention is that even if the water stop height is increased and the mass of the door body of the waterproof door is increased, it can be easily manually tilted up and down, and this can be a problem when a person evacuates. An object is to provide an inexpensive waterproof door device.

  The present invention pivots the base of the waterproof door to the storage recess provided on the floor of the entrance, and pivots the waterproof door from the lying position that closes the opening of the storage recess to the standing position that closes the entrance in a watertight state In a waterproof door device that is supported in a possible manner and prevents water from entering from the entrance and exit by a waterproof door in an upright position, an opening is formed in the waterproof door, and an opening frame is formed at the edge of the opening of the waterproof door And an auxiliary waterproof panel capable of closing the opening of the waterproof door in a watertight state is detachably provided on the opening frame of the edge portion.

  Also, the opening of the waterproof door is formed in a substantially U shape from the tip of the end opposite to the base of the waterproof door to the base of the waterproof door, and the bottom height of the opening at the standing position of the waterproof door is set. The auxiliary waterproof panel is formed in such a size as to close the opening of the waterproof door so that a person can straddle it (claim 2).

  In addition, an operation hole is provided at the bottom of the opening of the waterproof door, and an operation rod is inserted into the operation hole so that the waterproof door is rotated from the lying position to the standing position. 3).

According to the invention of claim 1 of the present application, the auxiliary waterproof panel capable of closing the opening of the waterproof door in a watertight manner by forming an opening in the waterproof door, providing an opening frame at the edge of the opening of the waterproof door, and Even if the waterproof door height is increased and the weight of the waterproof door is increased, the center of gravity of the waterproof door can be kept low. Since it can be operated, it is possible to manufacture a waterproof door device at low cost because it does not require an auxiliary device for standing up or power such as a motor for raising and lowering. In addition, the auxiliary waterproof panel can be fitted with the waterproof door in the standing position, and even if the waterproof door has already started to stop water, there is no need to move the waterproof door in the standing position. The water stop height can be increased without allowing water to enter.
According to invention of Claim 2 of this application, the opening part of the said waterproof door is formed in the substantially U shape toward the base part of a waterproof door from the front-end | tip part on the opposite side to the base part of a waterproof door, and stands up a waterproof door The height of the bottom of the opening at the position is set to a height that can be crossed by a person, and the auxiliary waterproof panel is formed in a size that closes the opening of the waterproof door. Can be evacuated quickly.
According to the invention of claim 3 of the present application, an operation hole is provided at the bottom of the opening of the waterproof door, and an operation rod is inserted into the operation hole so that the waterproof door is rotated from the lying position to the standing position. In addition, a substantially U-shaped space (scaffolding) can be secured also in the housing recess body, and by being accessible by the waterproof door, the working posture at the time of standing operation is improved, and the waterproof door can be easily erected.

  Embodiments of the present invention will be described with reference to the drawings. In addition, the said form is not limited to the following example. A waterproof door device 1 shown in FIG. 1 includes, for example, a base portion of a waterproof door 3 in a storage recess body 2 embedded in a floor surface F of an entrance / exit of a building or a parking lot, as described in JP-A-2006-83595. 3a is pivotally supported, and the waterproof door 3 is rotatably supported by a manual operation by an operator from a state in which the opening of the housing recess body 2 is closed (falling position) to a state in which the entrance / exit is closed (standing position). Intrusion of water from the doorway is prevented by the waterproof door 3 in the standing position. FIG. 1 shows the waterproof door device 1 with the waterproof door 3 in the lying position from above, FIG. 2 shows a II-II cross section in FIG. 1, and FIG. 3 shows the waterproof door device 1 in FIG. The state which has the waterproof door 3 in a standing position is shown. FIG. 4 shows the waterproof door 3 of the waterproof door device 1 in FIG. 3 from the front. Hereinafter, the base 3a side of the waterproof door 3 in the lying position will be referred to as the front, and the front end 3b side will be described as the rear.

  As shown in FIGS. 2 and 3, the storage recess 2 is embedded in the storage recess 4 dug in the doorway, and pivotally supports the base 3 a of the waterproof door 3 so that the waterproof door 3 can be tilted. A stand-up assisting device 6 for urging the waterproof door 3 in the standing direction, and the standing waterproof door 3 are attached to a door frame 7 erected on the front plate 2a side of the housing recess 2, that is, on the right and left sides of the waterproof door standing side. And a locking device 9 that locks in a state of being pressed against the vertical seal member 8. In the present embodiment, the standing assistance device 6 is a gas damper 6a or a coil spring 6b. A seal member 10 is attached to the front plate 2 a of the storage recess 2 in the horizontal direction, and both ends thereof are continuously attached to the lower end portion of the seal member 8 in the vertical direction of the door frame 7. The opening shape of the storage recess 2 is formed by sheet metal matching the shape of the waterproof door 3 to be stored. In this form, as shown in FIG. 4, when the waterproof door 3 having the substantially U-shaped opening 11 is in the lying down position, the waterproof door 3 is accommodated without any clearance and closes the opening of the storage recess 2.

  In the waterproof door 3, the opening 11 is formed in a substantially U shape from the tip 3 b at the opposite end to the base 3 a of the waterproof door 3 toward the base 3 a of the waterproof door 3. An opening frame 12 composed of a panel vertical frame portion 12 a and a panel horizontal frame portion 12 b is provided at the edge portion of the opening 11. The panel vertical frame portion 12a and the panel horizontal frame portion 12b are formed with groove portions 14 into which the side side portion 13a and the lower side portion 13b of the auxiliary waterproof panel 13 shown in FIG.

  The auxiliary waterproof panel 13 is configured to close the entire opening 11 of the waterproof door 3. A handle 15 is fixed to the upper side 13c of the auxiliary waterproof panel 13 so as to be grasped when the auxiliary waterproof panel 13 is carried by hand. A seal member 16 is continuously provided in a substantially U shape on the lower side portion 13b and the left and right side portions 13a of the auxiliary waterproof panel 13. A plurality of press-contact handles 17 are attached to the lower side portion 13 b and the left and right side portions 13 a of the auxiliary waterproof panel 13 as means for fixing the auxiliary waterproof panel 13 to the waterproof door 3. The auxiliary waterproof panel 13 has a strength that can withstand water pressure, and is preferably lightened so that it can be handled by a hand. In this embodiment, an aluminum honeycomb panel is used.

  As shown in FIG. 6, the waterproof door device 1 has a first water stop height in which the bottom 3 c of the opening 11 of the waterproof door 3 when standing is a water stop height, and an auxiliary waterproof panel 13 on the opening frame 12 of the waterproof door 3. And the pressure contact handle 17 is operated to create a watertight state between the waterproof door 3 and the auxiliary waterproof panel 13, and has a second water stop height with the upper side 13c of the auxiliary waterproof panel 13 as the water stop height. The height of the bottom 3c of the opening 11 is set to a height that can be crossed by a person.

  The hinge device 5 will be described. A fixed base 18 is fixedly disposed on the left and right sides of the front plate 2a on the bottom plate 2b of the storage recess 2 respectively. One end of a pair of left and right movable bases 19 connected to each fixed base 18 by a contact member 19 a is pivotally supported by a support shaft 20. A lower end portion of the first link 21 provided with the link operation fixing portion 21a is rotatably connected to an intermediate portion of the movable base 19 (a position behind the support shaft 20). A lower end portion of the second link 22 set longer than the length of the first link 21 is pin-connected to the rear end of the movable base 19 so as to be rotatable. The other ends of the first and second links are pivotally attached to a door mounting member 23 that is integrally fixed to the waterproof door 3. By connecting the hinge of this four-bar link structure to the base 3a of the waterproof door 3, when the front end portion 3b of the waterproof door 3 is swung in the upright direction, the waterproof door 3 is linked by the link operation of the first and second links. The base 3a moves backward away from the door frame 7. When the link operation fixing portion 21 a of the first link 21 contacts the contact member 19 a that connects the movable base 19, the link operation of the first and second links is fixed and retracted away from the door frame 7. The operation of the base 3a of the waterproof door 3 that has been stopped is stopped. After that, the base 3a of the waterproof door 3 is rotated toward the door frame 7 by the movable base 19 swinging toward the door frame 7 together with the first and second links.

  Next, an operation method of the waterproof door device 1 will be described. When a heavy rain flood warning or the like is issued and water is expected to enter from the entrance / exit due to the occurrence of flooding, when the entrance / exit is blocked by the waterproof door device 1, the operation rod 24 shown in FIG. After inserting into the operation hole 25 provided in the base 3c of the opening part 11 and rotating the waterproof door 3 from the lying down position to the standing position using the operation bar 24, the operation bar 24 is removed. Then, the waterproof door 3 in the standing position is pressed against the door frame 7 by the lock device 9. Normally, it is unlikely that water will come immediately after the heavy rain flood warning is issued. At this time, it cannot be determined whether the water level exceeds the first water stop height of the waterproof door device 1. Therefore, for a while after the waterproof door 3 is set to the upright position, the auxiliary waterproof panel 13 is not fitted into the opening frame 12, and a person can enter and exit from the entrance through the bottom 3 c of the opening 11 of the waterproof door 3. Can be evacuated into and out of the building (state of FIG. 4).

  When water damage occurs and water stoppage by the waterproof door device 1 starts and it is determined that the water level exceeds the first water stop height, the administrator of the waterproof door device 1 performs auxiliary waterproofing on the opening frame 12 of the waterproof door 3. The panel 13 is fitted and the pressure contact handle 17 is operated to create a watertight state between the waterproof door 3 and the auxiliary waterproof panel 13 and then evacuate after the second water stop height (state of FIG. 6). As shown in FIG. 7, the watertight state of the waterproof door 3 and the auxiliary waterproof panel 13 is such that the seal member 16 fixed to the auxiliary waterproof panel 13 is pressed against the inner side 13 d of the groove portion 14 of the opening frame 12 by the press handle 17. Made.

  When the heavy rain flood warning is released and the water level drops below the first water stop height, the auxiliary waterproof panel 13 can be removed from the opening frame 12 of the waterproof door 3. Thereby, even if the waterproof door 3 is in the standing position, a person can go in and out of the entrance across the bottom 3c of the opening 11 of the waterproof door 3.

  As described above, the opening 11 is formed in the waterproof door 3, the opening frame 12 is provided at the edge of the opening 11 of the waterproof door 3, and the auxiliary waterproof panel 13 capable of watertightly closing the opening 11 of the waterproof door 3. Can be detachably attached to the opening frame 12, so that even if the water stop height is increased and the mass of the door body of the waterproof door 3 is increased, it can be manually raised and lowered. Since the power of a motor or the like is not required to rise and fall, the waterproof door device 1 can be manufactured at low cost. Further, the auxiliary waterproof panel 13 can be fitted in the state where the waterproof door 3 is in the standing position, and the waterproof door 3 in the standing position is moved even if the waterproof door 3 has already started water stoppage. Since there is no need, the water stop height can be increased without allowing water to enter.

  Further, the opening 11 of the waterproof door 3 is opened in a substantially U shape from the tip 3b on the opposite side to the base 3a of the waterproof door 3 toward the base 3a, and the bottom 3c of the opening 11 of the waterproof door 3 is opened. By providing the operation hole 25, the operation rod can be inserted closer to the center of rotation, so that it can be erected with a small operation force. In addition, a substantially U-shaped space (scaffolding) S can be secured also in the housing recess body 2, and the working position is improved because the waterproof door 3 can be approached more easily when manually tilting up and down. Can stand up.

  In this embodiment, the waterproof door 3 is composed of a single waterproof door 3. However, a plurality of waterproof doors 3 are adjacent to each other, and a continuous waterproofing mechanism is provided in the adjacent portion in conjunction with the standing of the waterproof door. It may be a door device.

It is the front view which looked at the waterproof door device 1 of the present invention from the upper part. It is II-II sectional drawing of FIG. It is sectional drawing which shows the state which has the waterproof door 3 of FIG. 2 in a standing position. It is a front view of the waterproof door 3 in a standing position. 2 is a front view of an auxiliary waterproof panel 13. FIG. It is a front view which shows the state which attached the auxiliary | assistant waterproof panel 13 to the waterproof door 3. FIG. It is VII-VII sectional drawing of FIG. 4 is a cross-sectional view showing how to use the operation rod 24. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Waterproof door apparatus 2 Storage recessed part 3 Waterproof door 3a Base part 3b Tip part 3c Base 11 Opening part 12 Opening frame 13 Auxiliary waterproof panel 24 Operation rod 25 Operation hole F Floor surface S Scaffolding

Claims (3)

The base of the waterproof door is pivotally attached to the storage recess provided on the floor of the doorway, and the waterproof door is pivotably supported from the lying position that closes the opening of the storage recess to the standing position that closes the door in a watertight state. In a waterproof door device that prevents water from entering through the entrance by a waterproof door in a standing position, an opening is formed in the waterproof door, an opening frame is provided at the edge of the opening of the waterproof door, and the waterproof door A waterproof door device characterized in that an auxiliary waterproof panel capable of closing the opening in a watertight state is detachably provided on the opening frame of the edge portion. The opening of the waterproof door is formed in a substantially U shape from the tip of the end opposite to the base of the waterproof door toward the base of the waterproof door, and the bottom height of the opening at the standing position of the waterproof door is The waterproof door device according to claim 1, wherein the auxiliary waterproof panel is formed to a size that can cover the opening of the waterproof door. The operation hole is provided in the bottom of the opening of the waterproof door, and an operation rod is inserted into the operation hole so that the waterproof door is rotated from the lying position to the standing position. Waterproof door device.

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