JP6765282B2 - Fire hydrant device - Google Patents

Description

The present invention relates to a fire hydrant device.

Conventionally, a fire hydrant device has been installed in a tunnel such as an expressway or a motorway. Inside the fire hydrant device, valves including a hose with a nozzle attached to the tip and a fire hydrant valve are freely housed by a fire hydrant door.

Generally, fire hydrant devices are arranged along the side walls of the tunnel, for example at intervals of 50 meters.
In a tunnel where a guard passage that is one step higher than the roadway is provided along the side wall of the tunnel, in the event of a vehicle accident involving a fire, the road user (operator) such as the driver of the accident vehicle will see the road surface of the roadway. Climb the observer passage by steps installed between the and the road surface of the observer passage, open the fire hydrant door of the fire hydrant device installed on the side wall of the tunnel forward, take out the hose with the nozzle, and extinguish the fire. I do.

However, since the fire hydrant device is installed at a high position away from the roadway, there is an inconvenience that it takes time and the like because it is necessary to climb up to the observer passage and operate it.

Therefore, a recess (opening) is provided in the side wall of the observer passage formed between the road surface of the observer passage and the road surface of the roadway, a fire hydrant device is attached to the recess, and a hose can be pulled out from the fire hydrant device to the road side. Has been proposed (see Patent Document 1 below). With this fire hydrant device, the operator can stand on the roadway and pull out the hose to the road side to extinguish the fire.

Japanese Unexamined Patent Publication No. 2001-9053

Generally, the opening / closing lever of the fire hydrant valve of the water supply pipe through which the fire extinguishing water flows is configured to open the fire hydrant valve of the water supply pipe by rotating it in the direction of pulling it toward the roadway. For this reason, when operating while standing on the roadway, when opening the fire extinguishing valve, the operator rotates the opening / closing lever so as to pull it toward the roadway side, so that the operator manually presses the opening / closing lever toward the roadway side. As the driver pulls the vehicle, the operator's body may tilt or move toward the roadway, causing the body to come into contact with a vehicle traveling on the roadway.
On the other hand, when operating from the observer passage side, the opening / closing lever is rotated so as to push it toward the roadway side, so that the operator pushes the opening / closing lever manually toward the roadway side, and the operator moves from the observer passage. There is a risk of falling to the side of the road.

Therefore, the present invention has been made in view of the above circumstances, and provides a fire hydrant device capable of safely opening the opening / closing lever from the roadway side and the observer passage side.

In order to achieve the above object, the present invention employs the following means.
That is, the fire hydrant device according to the present invention is on the road side of the observer passage in the tunnel including the road and the observer passage formed along the side wall of the tunnel at a position higher than the road surface of the road. The installed fire hydrant device includes a water supply pipe through which fire extinguishing water flows, a fire hydrant valve provided in the water supply pipe, and an opening / closing lever that can open / close the fire hydrant valve. The fire hydrant valve can be operated from both the road side and the observer passage side, and by rotating from the road side toward the observer passage side, the fire hydrant valve can be moved to an open position where the fire extinguishing water can be discharged. It is characterized in that it is configured to be.

In the fire hydrant device configured in this way, when the operator stands on the roadway of the tunnel and opens the fire hydrant valve of the water supply pipe at the time of extinguishing the fire, a force is applied (pushed) to the opening / closing lever toward the observer passage side. Then, rotate the open / close lever to open the fire hydrant valve. Therefore, since the operator standing on the roadway applies a force toward the observer passage side in a posture of leaning toward the observer passage side, the operator does not come into contact with the vehicle passing by tilting toward the roadway side. Therefore, the opening operation of the opening / closing lever can be made safe.
In addition, when the operator stands in the guard passage of the tunnel and opens the fire hydrant valve of the water supply pipe, the fire hydrant is rotated by applying (pulling) a force to the opening / closing lever toward the guard passage side. Open the valve. Therefore, since the operator standing on the observer aisle side applies a force toward the observer aisle side in an inclined posture toward the observer aisle side, the operator does not come into contact with the vehicle passing by tilting toward the roadway side. .. Therefore, the opening operation of the opening / closing lever can be made safe.

Further, in the fire hydrant device according to the present invention, it is preferable that the opening / closing lever is installed at a position higher than the road surface of the observer passage.

In the fire hydrant device configured in this way, the open / close lever is installed at a position higher than the road surface of the observer passage, so that the operator can stand in the observer passage to operate the open / close lever and bend down. Since it is not necessary to reach below the road surface of the observer passage, it is possible to prevent the vehicle from falling from the observer passage to the roadway.

Further, the fire hydrant device according to the present invention includes the elevating unit having the water supply pipe, the fire hydrant valve and the opening / closing lever, and the elevating unit is said to be described from a storage position arranged below the road surface of the observer passage. The elevating unit may be configured to be able to elevate and descend from the road surface of the observer passage to a use position protruding upward.

In the fire hydrant device configured in this way, the elevating unit having the water supply pipe, the fire hydrant valve, and the opening / closing lever is used so as to project upward from the road surface of the observer passage from the storage position arranged below the road surface of the observer passage. It is configured to be able to move up and down to the position. Therefore, the elevating unit is inconspicuous during normal operation (when not in use) and has a good appearance, and the opening / closing lever can be operated by raising the elevating unit during fire extinguishing (when in use), which is highly convenient.

According to the fire hydrant device according to the present invention, the opening / closing operation of the opening / closing lever can be made safe from the roadway side and the observer passage side.

It is a perspective view which shows the installation state of the fire hydrant device which concerns on one Embodiment of this invention. It is a front view of the fire hydrant device which concerns on one Embodiment of this invention in the state which the elevating unit including a water supply pipe, a fire hydrant valve and an opening / closing lever is raised. FIG. 5 is a perspective view of a fire hydrant device according to an embodiment of the present invention in a state in which an elevating unit including a water supply pipe, a fire hydrant valve, and an opening / closing lever is raised. An opening / closing lever of a fire hydrant device according to an embodiment of the present invention is shown, (a) a perspective view of a closed position, and (b) a plan view. It is a perspective view which shows the state of the storage position of the fire hydrant device which concerns on one Embodiment of this invention.

A fire hydrant device according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing an installed state of a fire hydrant device according to an embodiment of the present invention.
The fire hydrant device 100 is mainly installed in a tunnel T such as an expressway or a motorway, and is used to extinguish a fire in the tunnel T due to a car accident or the like.
The tunnel T includes a road surface 1T of a roadway 1 through which a vehicle passes, and an outer shell body S formed of a curved surface. Further, inside the tunnel T, a road surface 2T of the observer passage 2 is provided at a position higher than the road surface 1T of the roadway 1 along the inner surface (side wall of the tunnel) S1 of the outer shell body S. A handrail 4 is provided on the road surface 2T of the observer passage 2.
A passage wall surface 3 formed along a vertical plane is provided between the road surface 2T of the observer passage 2 and the road surface 1T of the roadway 1. A fire hydrant device 100 is installed along the road surface 2T and the passage wall surface 3 of the observer passage 2.

FIG. 2 is a front view of the fire hydrant device 100 in a state where the elevating unit 20 is raised. FIG. 3 is a perspective view of the fire hydrant device 100 in a state where the elevating unit 20 is raised.
As shown in FIGS. 2 and 3, the fire hydrant device 100 includes a housing 10 and an elevating unit 20 provided so as to be able to move up and down with respect to the housing 10.

The housing 10 includes a bottom plate 11, a front plate 12 arranged on the roadway 1 side of the bottom plate 11 along the vertical plane, a rear plate 13 arranged on the opposite side of the front plate 12, and a front plate 12 and a rear plate 13. It has a side plate 14 for connecting the two, and an upper plate 15 arranged on the side opposite to the bottom plate 11 and arranged on both sides. As shown in FIG. 1, the housing 10 is embedded in the observer passage 2 so that the front plate 12 is along the passage wall surface 3.

The front plate 12 is provided with a nameplate 12A described as a foam fire hydrant and a nameplate 12B described as handling of the fire hydrant.

The elevating unit 20 is housed in a support 21 supported by the housing 10, an upper lid 22 provided at the upper end of the support 21, a hose accommodating portion 23 provided on the lower surface of the upper lid 22, and a hose accommodating portion 23. It has a hose 24 and a fire hydrant opening / closing lever 25.

The lower end of the support 21 is supported by the bottom plate 11 or the like of the housing 10, and the upper end is supported by the upper lid 22. The support 21 is arranged between the upper lids 22 on both sides of the housing 10 in a plan view. The support 21 is urged upward by an urging means (not shown). Further, on the upper surface of the upper lid 22, a nameplate 22A on which the handling of the fire hydrant is described is provided.

The upper lid 22 is supported by the upper end of the support 21. The upper lid 22 is provided with a latch 31, and the rear plate 13 of the housing 10 is provided with a latch receiver (not shown, the same applies hereinafter). By operating the operation unit 32 provided on the latch 31, it is possible to unlock and lock between the latch 31 and the latch 31 receiver.

The hose accommodating portion 23 has a pair of front plates 26 arranged apart from each other in the vertical direction. The front plate 26 is fixed to the support 21. The front plate 26 is provided with a nameplate 26A indicating the accommodation location of the hose 24 and a nameplate 26B describing the handling of the fire hydrant device 100.

The hose 24 is wound and housed in the hose accommodating portion 23. A nozzle 41 is provided at the tip of the hose 24. A portion of the hose 24 near the nozzle 41 is detachably locked to the hose accommodating portion 23.

A space (take-out space) U is formed between the pair of front plates 26 of the hose accommodating portion 23. The hose 24 can be taken out from the take-out space U.

Water supply mains (not shown) are provided below the road surfaces 1T and 2T of the roadway 1 and the observer passage 2. A water supply pipe (water supply pipe) 51 is connected to the water supply main so as to stand up. The water supply pipe 51 is connected to the hose 24 and is arranged in the elevating unit 20.

FIG. 4 shows a fire hydrant opening / closing lever 25 of the fire hydrant device 100, (a) a perspective view of a closed position, and (b) a plan view.
As shown in FIG. 4, the water supply pipe 51 is provided with a fire hydrant valve 52. A fire hydrant opening / closing lever 25 is connected to the fire hydrant valve 52 by wire connection. Further, by operating the fire hydrant opening / closing lever 25 to the open position, the pump start interlocking switch (not shown) is turned on, and the pump of the fire extinguishing pump equipment (not shown) is started. The fire hydrant opening / closing lever 25 can be operated from both the roadway 1 side and the observer passage 2 side.

Next, a usage method when using the fire hydrant device 100 will be described.
FIG. 5 is a perspective view showing a state of the storage position 100X of the fire hydrant device 100.
As shown in FIGS. 1 and 5, when the elevating unit 20 is in the storage position 100X arranged below the road surface 2T of the observer passage 2, the operation unit 32 of the latch 31 is operated to unlock the lock. The elevating unit 20 on which the support 21 is urged upward rises. That is, the water supply pipe 51, the fire hydrant valve 52 provided in the water supply pipe 51, the fire hydrant opening / closing lever 25 that can open / close the fire hydrant valve 52, and the like are integrally raised.

Next, the nozzle 41 is removed from the hose accommodating portion 23, and the hose 24 is extended to the fire extinguishing position.

As shown in FIG. 4, the fire hydrant opening / closing lever 25 is attached in the direction orthogonal to the extending direction Z of the water supply pipe 51 at the closed position 25X. The fire hydrant opening / closing lever 25 is opened by rotating from the closed position 25X to the observer passage 2 side (rotating 90 degrees counterclockwise in a plan view) (see the two-dot chain line shown in FIG. 4B). At position 25Y, the wire-connected fire hydrant valve 52 opens. Further, with the operation of the fire hydrant opening / closing lever 25, the pump start interlocking switch provided at a predetermined position is turned on, and the operation of the fire hydrant pump is started. As a result, the discharge of fire extinguishing water is started from the nozzle 41.

In the fire hydrant device 100 configured in this way, when the operator stands on the road 1 of the tunnel T and opens the fire hydrant valve 52 of the fire hydrant at the time of extinguishing the fire, a force is applied to the fire hydrant opening / closing lever 25 toward the observer passage 2 side. By adding (pushing), the fire hydrant opening / closing lever 25 is rotated to open the fire hydrant valve 52. Therefore, since the operator standing on the roadway 1 applies a force toward the observer passage 2 side in a posture of leaning toward the observer passage 2, the operator may come into contact with a vehicle passing by tilting toward the roadway 1. Absent. Therefore, the opening operation of the fire hydrant opening / closing lever 25 can be made safe.

Further, when the operator stands in the observer passage 2 of the tunnel T and opens the fire hydrant valve 52, the fire hydrant opening / closing lever 25 is applied (pulled) to the fire hydrant opening / closing lever 25 toward the observer passage 2 side. To open the fire hydrant valve 52. Therefore, since the operator standing in the observer passage 2 applies a force toward the observer passage 2 side in an inclined posture toward the observer passage 2, the operator comes into contact with the vehicle passing by inclining toward the roadway 1. Never. Therefore, the opening operation of the fire hydrant opening / closing lever 25 can be made safe.

Further, since the fire hydrant opening / closing lever 25 is installed at a position higher than the road surface 2T of the observer passage 2, the operator can stand in the observer passage 2 to operate the fire hydrant opening / closing lever 25 and bend over to monitor. Since it is not necessary to reach below the road surface 2T of the member passage 2, the fall from the observer passage 2 to the roadway 1 is suppressed.

Further, the elevating unit 20 having the fire hydrant opening / closing lever 25 can move up and down from the storage position 100X arranged below the road surface 2T of the observer passage 2 to the use position 100Y protruding upward from the road surface 2T of the observer passage 2. It is configured in. Therefore, the elevating unit 20 is inconspicuous and has a good appearance during normal operation (when not in use), and the fire hydrant opening / closing lever 25 can be operated by raising the elevating unit 20 during fire extinguishing (when in use), which is highly convenient. ..

The various shapes and combinations of the constituent members shown in the above-described embodiment are examples, and can be variously changed based on design requirements and the like without departing from the gist of the present invention.

For example, in the embodiment shown above, the elevating unit 20 is embedded in the observer passage 2, but the present invention is not limited to this, and the fire hydrant opening / closing lever 25 is rotated from the roadway 1 side toward the observer passage 2. It suffices if it is configured to be in an open position where fire extinguishing water can be discharged by moving it, and the fire hydrant opening / closing lever 25 provided in the water supply pipe 51 is always (when used and when not used) the observer passage 2 It may be placed above.

In the place where the fire hydrant opening / closing lever 25 is attached, the state where the fire hydrant opening / closing lever 25 is attached in the direction orthogonal to the extending direction Z of the water supply pipe 51 is the closed position 25X. Not limited to this. The fire hydrant opening / closing lever 25 may be rotated from the roadway 1 side toward the observer passage 2 side so as to be in an open position where fire extinguishing water can be discharged. Therefore, as shown in FIG. 4B, the fire hydrant opening / closing lever 25 is set to the closed position 25Z in a state where the fire hydrant opening / closing lever 25 is along the extending direction Z of the water supply pipe 51 and the tip side faces the roadway 1 side. May be configured to be in an open position where fire extinguishing water can be discharged by rotating the lever from the roadway 1 side toward the observer passage 2 side (for example, the position of 25X shown in FIG. 4B). ..

100 ... Fire hydrant device 100X ... Storage position 100Y ... Use position 1 ... Roadway 1T ... Roadway surface 2 ... Watcher passage 2T ... Watcher passage road surface 3 ... Passage wall surface 10 ... Housing 11 ... Bottom plate 12 ... Front plate 13 ... Rear Plate 14 ... Side plate 15 ... Upper plate 20 ... Elevating unit 21 ... Support 22 ... Upper lid 23 ... Hose accommodating part 24 ... Hose 25 ... Fire hydrant opening / closing lever (opening / closing lever)
25X ... Closed position 25Y ... Open position 31 ... Latch 32 ... Operation unit 36 ... Front plate 41 ... Nozzle 51 ... Water supply pipe (water supply pipe)
52 ... Fire hydrant valve U ... Space S1 ... Inner surface (side wall of tunnel)
T ... tunnel

Claims (3)

A fire hydrant device installed on the roadway side of the guardway in a tunnel comprising a roadway and a guard passage formed along the side wall of the tunnel at a position higher than the road surface of the road.
A water supply pipe through which fire extinguishing water flows and
A fire hydrant valve provided on the water supply pipe and
It is equipped with an opening / closing lever that can open / close the fire hydrant valve.
The opening / closing lever can be operated from both the roadway side and the observer passage side, and by rotating the opening / closing lever from the roadway side toward the observer passage side, the fire hydrant valve can discharge fire extinguishing water. A fire hydrant device characterized by being configured to be in a possible open position. The fire hydrant device according to claim 1, wherein the opening / closing lever is installed at a position higher than the road surface of the observer passage. An elevating unit having the water supply pipe, the fire hydrant valve, and the opening / closing lever.
The elevating unit is characterized in that it can be elevated and lowered from a storage position arranged below the road surface of the observer passage to a use position where the elevating unit protrudes upward from the road surface of the observer passage. The fire hydrant device according to claim 1 or 2.

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