JP5336290B2 - Fire fighting equipment - Google Patents

Description

The present invention relates to a fire fighting equipment device that opens a door in a fire and operates fire fighting equipment such as a hose with a nozzle.

  Conventionally, a fire hydrant device installed in a tunnel such as an expressway or an automobile exclusive road as a fire fighting equipment device stores a hose with a nozzle and valves in a casing having an openable fire hydrant door, For example, two fire extinguishers are housed in a fire extinguisher housing section having a fire extinguisher door that can be freely opened and closed.

  Such a fire hydrant device is installed at intervals of, for example, 50 meters along the side wall in the tunnel. In the event of a fire, open the fire hydrant door on the front of the housing, pull out the hose with a nozzle, and open the fire hydrant opening and closing lever. The fire-fighting water is discharged from the nozzle.

The fire hydrant door of such a fire hydrant device has a structure in which the opening is divided into two parts, the fire hydrant door is arranged to open and close downward, and the maintenance door is arranged to open and close upward. Is fixed to the housing with a lock mechanism using a latch or magnet, and the fire hydrant door is pulled in the open direction during fire extinguishing to unlock and open the latch and magnet, and pull out the hose with a nozzle to perform fire extinguishing work. Do.

JP 2005-318972 A

  However, in such a conventional fire hydrant door device, when water is applied to the fire hydrant device, water entering from the outside adheres to the lock mechanism of the fire hydrant door using a latch or a magnet to cause corrosion, and at the time of fire extinguishing There is a problem that the opening operation and the closing operation at the normal time and recovery time are hindered.

An object of the present invention is to provide a fire-fighting equipment device capable of opening and closing a door accurately by preventing corrosion of a lock mechanism.

The present invention
A door structure having an upper door that can be opened and closed upward and a lower door that can be opened and closed downward by dividing the housing opening into two parts;
A lock mechanism provided on each of the upper door and the lower door;
In fire fighting equipment with
Setting the water droplets avoids structure to avoid dropping of a water droplet with respect to the locking mechanism of the lower door,
The water droplet avoidance structure is provided with a folded plate that shifts the drop position of the water droplet from the position of the lock mechanism of the lower door at the lower end of the upper door where the water droplet falls to the lock mechanism of the lower door.

In another form of the present invention,
A door structure having an upper door that can be opened and closed upward and a lower door that can be opened and closed downward by dividing the housing opening into two parts;
A lock mechanism provided on each of the upper door and the lower door;
In fire fighting equipment with
Water drainage holes are provided in each of the opposing positions of the lower end of the upper door and the upper end of the lower door, and the diameter of the drainage hole provided in the lower door is made larger than the diameter of the water drainage hole provided in the upper door. It is characterized by that.

The lock mechanism includes a magnet member and a receiving plate that is attracted to the magnet member, and the magnet member and the receiving plate are disposed on the door side and the housing side that face each other when the door is closed.

According to the present invention, even when water is applied to the door that is divided into two parts in the vertical direction, the water droplets from the upper door side are prevented from falling on the lock mechanism inside the lower door, and the lock mechanism corrodes due to the adhesion of water. This will not adversely affect the opening and closing of the door, prevent parts from being replaced due to corrosion of the locking mechanism, simplify maintenance, and reduce operating costs.

Explanatory drawing which showed embodiment of the fire hydrant apparatus by this invention from the front 1 is a front view showing the internal structure of the main body with the door side removed. Side view showing the open state of the door in FIG. Internal side view showing the door locking mechanism in FIG. Explanatory drawing which showed embodiment of the water droplet avoidance structure by this invention Explanatory drawing which showed embodiment of the drain hole by this invention Explanatory drawing which showed as the front view which looked at the drain hole of FIG. 6 from the inside Explanatory drawing which showed embodiment of the waterproof cover by this invention Explanatory drawing which took out and showed the waterproof cover of FIG.

  FIG. 1 is an explanatory view showing an embodiment of a fire hydrant apparatus as an example of a fire fighting equipment apparatus according to the present invention from the front. In FIG. 1, the fire hydrant device 10 has a structure divided into a fire hydrant side casing 12-1 and a fire extinguisher side casing 12-2, and has decorative panels 14-1 and 14-2 attached to the front surface. After assembling necessary equipments and members to the casings 12-1 and 12-2, they are fixed by the connecting and fixing unit 15, and are brought into the tunnel site in this state and arranged on the gantry 11.

  The decorative plates 14-1 and 14-2 are provided with door openings 16 and 17, respectively. The door opening 16 of the housing 12-1 is divided into an upper part and a lower part, and a maintenance door 22 as an upper door and a fire hydrant door 18 as a lower door are provided, and a hose storage space and a valve storage space are provided therein. Is forming.

  The fire hydrant door 18 can be opened and closed forward with the lower hinge 21 as the center, and the door is held closed by the lower door lock mechanisms 56 provided inside the upper sides of the fire hydrant door 18. When the hand is put and pulled forward, the lower door lock mechanism 56 is unlocked and can be opened.

  The maintenance door 22 disposed on the upper side of the fire hydrant door 18 can be opened and closed upward by a hinge 23. The maintenance door 22 is held in a closed state by an upper door lock mechanism 54 provided inside both sides of the lower part, and the lock can be unlocked and opened by opening the fire hydrant door 18 and pulling it upward during inspection.

  In the present embodiment, the lower door lock mechanism 56 of the fire hydrant door 18 and the upper door lock mechanism 54 of the maintenance door 22 use a magnet lock mechanism using a magnet and a receiving plate that is attracted to the magnet.

  A reporting device door 24 is provided on the right side of the door opening 17 of the housing 12-2, and a red indicator lamp 26, a transmitter 28, and a response lamp 30 are provided therein. Note that a telephone jack 31 is provided inside the reporting device door 24 as shown in FIG.

  The red indicator lamp 26 is always turned on so that the installation location of the fire hydrant apparatus 10 can be seen from a distance. When a switch is turned on by pressing the transmitter 28 in the event of a fire, a transmission signal is transmitted to the fire receiver in the monitoring room, a fire alarm is issued, and a response signal is sent from the fire receiver accordingly, and the response lamp 30 is turned on. Like to do.

  A fire extinguisher door 32 is provided on the left side of the door opening 17, and the inside of the fire extinguisher door 32 is used as a fire extinguisher storage space, for example, containing two fire extinguishers. The fire extinguisher door 32 is provided with a handle 34. When the handle 34 is pulled forward, the lock is released and the left side can be opened forward with the hinge as a hinge. In addition, a viewing window 35 is provided below the fire extinguisher door 32 so that the storage state of the fire extinguisher can be confirmed from the outside.

  FIG. 2 is a front view showing the internal structure of the embodiment shown in FIG. 1 with the fire hydrant door on the housing 12-1 side removed and the maintenance door 22 opened upward and supported by a stay 27. In FIG. 2, a hose storage space 36 is formed on the left side of the housing 12-1, and a valve storage space 38 is formed on the right side.

  In the hose storage space 36, a bucket frame 40 having a frame portion that is bent up and down in the horizontal direction by bending a frame pipe is disposed, and the hose storage space 36 is formed inside. By fixing the U-shaped pipe frame at a position offset from the center of the bucket frame to the right side, that is, a position that is substantially the center in the left-right direction of the door opening 16, the two hose guides are positioned in the vertical direction, A hose outlet 45 is formed as a partition. Further, a hose guide 47 that is formed to project forward is provided below the hose outlet 45.

  The hose guide 42 and the extended hose guide 47 that partition and form the hose outlet 45 are broken when the hose 44 is pulled out, or the hose 44 that is wound inside is broken or rubbed against the door opening 16 to be damaged or broken. Furthermore, the hose 44 is prevented from being caught by the right end or the left end of the open fire hydrant door 18 and being unable to be pulled out.

  In the hose storage space 36 surrounded by the bucket frame 40 and the inner wall of the housing, a hose 44 is housed in an inner winding. Here, a hose connection port is disposed below the right side valve storage space 38, and after the inside of the hose 44 is connected thereto, the hose storage space 36 is clockwise when viewed from the door opening 16. The hose 44 is rolled up.

  In the valve storage space 38, a drainage valve, an automatic pressure regulating valve, an automatic drainage valve, and a maintenance device are provided in a piping system from a fire hydrant connection port to a hose connection port to which piping from a pump facility is connected. Of these, the hydrant valve is provided with a hydrant valve opening / closing lever 52. By pushing the hydrant valve opening / closing lever 52 from the closed position shown in the figure to the lower open position, a control signal is sent to the pump equipment and the fire pump is turned on. The fire-extinguishing water can be discharged by starting and pulling out the nozzle 48 at the tip of the hose 44.

  FIG. 3 is a side view showing the open / closed state of the door in FIG. FIG. 3 shows the side surface of the housing 12-1 side. When the handle of the fire hydrant door 18 is pulled forward and the lock by the magnetic attraction is released, it turns downward about the hinge 21 and is substantially horizontal as shown. The fire hydrant door 18 can be opened at a position where The maintenance door 22 can be opened upward, and the upward open state can be held by the support of the stay 27.

  The lock mechanism of the fire hydrant door 18 is composed of a lower door magnet provided on the housing 12-2 side and a receiving plate 56-2 provided on the inner side of the fire hydrant door 18, and the lower door magnet 56-1 receives the fire hydrant door 18. The closed state can be maintained by magnetically attracting the plate 56-2 at the closed position.

  The lock mechanism of the maintenance door 22 includes an upper door magnet 54-1 provided on the housing 12-1 side and a receiving plate 54-2 provided on the inner side of the maintenance door 22, and the upper door magnet 54-1. The maintenance door 22 can be held in the closed position by magnetically adsorbing 54-2.

  FIG. 4 is an explanatory diagram showing the lock mechanism in the door closed state with respect to FIG. In FIG. 4, the fire hydrant door lock mechanism 56 fixes the lower door magnet 56-1 to the casing 12-1 side, specifically, the frame portion behind the decorative plate 14-1 with screws, and lower door magnet 56- 1, the receiving plate 56-2 is fixed with a countersunk screw at the opposite position in the closed state of the hydrant door 18, and the receiving plate 56-2 is magnetized by the lower door magnet 56-1 in the closed position of the hydrant door 18. Is adsorbed and retained.

  Similarly, the upper door lock mechanism 54 of the maintenance door 22 is fixed to the housing 12-1 with a screw with an upper door magnet 56-1, and the maintenance door 22 side in the closed state facing the upper door magnet 56-1. The receiving plate 54-2 is fixed to the position with a countersunk screw, and the maintenance door 22 is held in the closed position by magnetic adsorption of the receiving plate 54-2 by the upper door magnet 56-1.

  FIG. 5 is an explanatory view showing an embodiment of a water droplet avoidance structure according to the present invention. In FIG. 5, receiving plates 54-2 and 56-2 are fixed by countersunk screws on the inner vertical frame of the maintenance door 22 serving as the upper door and the fire hydrant door 18 serving as the lower door, respectively. As shown on the door side, the hydrant door 18 is held in the closed position by magnetically attracting the receiving plate 56-2 to the lower door magnet 56-1 fixed on the housing side. Note that the upper door magnet 56-1 is omitted on the maintenance door 22 side. A hole 23 a through which the hinge 23 passes is provided at the upper side of the maintenance door 22.

  When water for fire extinguishing is applied to the maintenance door 22 and the fire hydrant door 18 from the outside, the water that has entered the inside of the maintenance door 22 is provided on the fire hydrant door 18 located on the lower side from the inner protruding portion of the lower end. If the liquid drops onto the lock mechanism 56 as it is, the water drops adhere to the adsorbed portions of the lower door magnet 56-1 and the receiving plate 56-2, and the respective adsorbing surfaces corrode.

  Therefore, in the embodiment of FIG. 5, the folded plate 58 is formed by extending the lower end of the inner vertical frame 22 a bent at the right end of the maintenance door 22 in the lateral direction. By forming the water, the water entering the lower end of the maintenance door 22 is prevented from directly falling as water droplets onto the lower door lock mechanism 56 of the hydrant door 18 and adhering water droplets.

  FIG. 6 is an explanatory view showing another embodiment of the present invention, which is characterized by providing a water draining structure. In FIG. 6, as the structure of the maintenance door 22 arranged on the upper side of the fire hydrant door 18, in this embodiment, an upward folded portion 22 b is integrally bent at the lower inner side of the maintenance door 22. In the case where the folded portion 22b is provided, when water enters the inside of the maintenance door 22, the folded portion 22b causes water to be accumulated on the lower side.

  Therefore, in the present embodiment, a drain hole 62 is provided at the lower end of the support plate 54 provided in the maintenance door 22, and a drain hole 64 is provided at the upper end of the fire hydrant door 18 opposite to the drain hole 62. Yes. Here, the diameter D2 of the drain hole 64 of the fire hydrant door 18 is made larger than the hole diameter D1 of the drain hole 62 of the maintenance door 22, and the water drained from the drain hole 62 is drained from the drain hole 64 having a large hole diameter. I am sure to receive it.

  Further, a drain hole 66 is provided at the lower inner end of the fire hydrant door 18 so that water that has entered the door through the drain hole 64 is discharged to the outside.

  FIG. 7 is an explanatory view showing the drain hole of FIG. 6 as a front view seen from the inside. As is clear from FIG. 7, a drain hole 64 is provided at the upper end of the fire hydrant door 18 relative to the drain hole 62 provided at the lower end portion which is the bottom of the folded portion 22 b of the maintenance door 22. The water drainage hole 64 is made larger in diameter than the drainage hole 64, and the water drained from the upper drainage hole 62 is reliably received by the lower drainage hole 64, and the water that has flowed out from the drainage hole 62 enters the lower door locking mechanism. I try not to stick.

  As described above, the drainage hole 62 is provided in the maintenance door 22 as the upper door, and the drainage holes 64 and 66 are provided in the fire hydrant door 18 as the lower door, so that a clearance around the maintenance door 22 and the hydrant door 18 is provided. Water that has entered from the bottom of the door avoids the upper door lock mechanism and the lower door lock mechanism that are attached to the vertical frame inside the door, so that the water does not flow down and adhere to it, and corrosion can be reliably prevented.

  FIG. 8 is an explanatory view showing another embodiment of the present invention. In this embodiment, each of the upper door lock mechanism and the lower door lock mechanism is provided with a waterproof cover. In FIG. 8, in this embodiment, the upper door lock mechanism 54 provided on the maintenance door 22 has an upper door magnet 54-1 attached to the maintenance door 22 side and a receiving plate 54-2 attached to the housing 12-1. It is attached to the side. Similarly, for the fire hydrant door 18, the lower door lock mechanism 56 attaches the lower door magnet 56-1 to the fire hydrant door 18, and attaches the receiving plate 56-2 to the housing 12-1.

In this embodiment, the lock mechanism of the maintenance door 22 and the fire hydrant door 18 is as follows.
A waterproof cover 70-1 is disposed inside the maintenance door 22 so as to cover the upper and lateral sides of the upper door lock mechanism 54, and a waterproof cover 70-2 is disposed inside the fire hydrant door 18 to lock the lower door. The upper side and the side side of the mechanism 56 are covered.

  As in the embodiment of FIG. 7, the maintenance door 22 is integrally formed with a folded portion 22 b on the lower inner side. For this reason, a drain hole 62 is formed in the lower end portion of the fire hydrant door 18 facing the drain hole 62. A drain hole 64 is formed at the upper end.

  FIG. 9 is an explanatory view showing the waterproof cover 70-1 shown in FIG. The waterproof cover 70-1 is made of synthetic resin or the like, and includes a roof portion 72a inclined obliquely upward, a mounting portion 72b following the roof portion 72a, and a side wall portion 72c, and mounting holes 74 provided in the mounting portion 72b. Thus, as shown in FIG. 8, the upper side and the side of the upper door magnet 54-1 inside the door are covered. The same applies to the waterproof cover 70-2 of FIG. The side wall 72c is provided on the outer peripheral side of the maintenance door, thereby preventing water that has entered from a gap around the door from entering the magnet side.

  Thus, by disposing the waterproof covers 70-1 and 70-2 on the upper door locking mechanism 54 and the lower door locking mechanism 56 of the fire hydrant door 18, the maintenance door 22, the fire hydrant door 18 and the housing are arranged. Even if water flows into the gap, the waterproof covers 70-1 and 70-2 do not adhere to the upper door lock mechanism 54 and the lower door lock mechanism 56, and corrosion can be reliably prevented.

  8 may be provided with a receiving plate on the door side and a magnet on the housing side as shown in FIG. Even when the arrangement is reversed, the waterproof cover 70 is arranged so as to surround the receiving plate 54.

  The waterproof cover 70 may cover the left and right sides of the magnet.

  Furthermore, a waterproof cover 70 may also be provided on the housing side so as to cover the periphery of the magnet and the receiving plate provided on the housing side, thereby preventing water droplets traveling on the housing side from being applied to the housing side lock member.

  In the above embodiment, the magnetically attracting lock mechanism using the magnet and the receiving plate is taken as an example of the lock mechanism. However, a latch mechanism that mechanically locks by combining the latch claw and the latch mechanism is used. The above embodiments can be similarly applied to the case where there is a case.

  Moreover, although said embodiment took the fire hydrant apparatus as an example as a fire fighting equipment apparatus, this invention is not limited to this, It divides | segments into the upper and lower parts which accommodate the apparatus for fire fighting, and an upper door faces upwards The present invention can be applied as it is to an appropriate fire fighting equipment having a door structure in which the lower door can be opened and closed downward.

  In FIG. 4, two upper door magnets 54-1 and lower door magnets 56-1 are prepared and magnets are provided for the respective doors. 2 may be combined with a lock mechanism having a magnet that is longer than that of FIG.

The present invention includes appropriate modifications that do not impair the objects and advantages thereof, and is not limited by the numerical values shown in the above embodiments.

10: Fire hydrant devices 12-1, 12-2: Housing 18: Fire extinguisher door 22: Maintenance door 54: Upper door lock mechanism 54-1: Upper door magnets 54-2, 56-2: Back plate 56: Upper door Lock mechanism 56-1: upper door magnet 58: folding plates 60, 62, 64, 66: drain holes 70-1, 70-2: waterproof cover

Claims (3)

A door structure having an upper door that can be opened and closed upward and a lower door that can be opened and closed downward by dividing the housing opening into two vertically;
A lock mechanism provided on each of the upper door and the lower door;
In fire fighting equipment with
Provide a water droplet avoidance structure to avoid the drop of water droplets against the lock mechanism of the lower door,
The water droplet avoidance structure is characterized in that a folding plate is provided at the lower end of the upper door where water drops fall on the lock mechanism of the lower door, so as to shift the drop position of the water drops from the position of the lock mechanism of the lower door. .
A door structure having an upper door that can be opened and closed upward and a lower door that can be opened and closed downward by dividing the housing opening into two parts;
A lock mechanism provided on each of the upper door and the lower door;
In fire fighting equipment with
A drain hole is provided in each of the opposing positions of the lower end of the upper door and the upper end of the lower door, and the diameter of the drain hole provided in the lower door with respect to the diameter of the drain hole provided in the upper door Equipment for fire fighting, which is characterized by a larger size.
In fire fighting equipment according to any one of claims 1 to 2, wherein the locking mechanism includes a magnet member, provided with a receiving plate which is attracted to the magnet member, the magnet member and the receiving plate, the door closed The fire fighting equipment is characterized by being arranged on the door side and the housing side facing each other.

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