JP5030171B2 - Fire hydrant equipment - Google Patents

Description

The present invention relates to a fire hydrant device that opens a fire hydrant door by operating a handle device and draws out a hose with a water discharge nozzle to discharge water.

  Conventionally, a fire hydrant device has been installed in a tunnel such as an automobile road in preparation for a fire.

  FIG. 7 is a front view of a conventional fire hydrant device 100, FIG. 8 is a plan view of the internal structure of the fire hydrant device 100 with the fire hydrant door 104 open, and FIG. 9 is a side view thereof. A fire hydrant door 104 and a fire extinguisher door 106 are provided on the front surface of the housing 102 of the fire hydrant apparatus 100.

  The fire hydrant door 104 is provided with a handle. The lock can be released by pulling the handle toward the front, and the fire hydrant door 104 can be opened forward with the lower side as a rotation axis. Further, a buffer damper 108 is provided between the hydrant door 104 and the housing 102 so that the hydrant door 104 can be opened smoothly.

Inside the fire hydrant door 104, a hose 112 fitted with a nozzle 110 at the tip is housed in a hose bucket 116 in the housing. The hose 112 is accommodated in the hose bucket 116 through a hole opened in the side plate of the hose bucket 116. In order to prevent the hose 112 from rubbing and damaging the hose surface when the hose 112 is pulled out of the hole , the hose 112 enters the hose bucket 116 through the protective tube 112a.

The fire hydrant door 104 is opened, the hose 112 with the nozzle 110 is pulled out, and the fire hydrant valve opening / closing lever 114 provided in the door is operated to start the fire hydrant pump facility and discharge water.

JP 2005-318972 A

  However, in such a tunnel hydrant apparatus, the nozzle 110 and the hydrant valve opening / closing lever 114 are arranged inside the hydrant door 104, so that a large space for fully opening the hydrant door 104 is provided in front of the apparatus. There is a problem of need.

  In addition, the fire hydrant door 104 is opened and the hose 112 is pulled out by the nozzle 110 to discharge water, and then the hose 112 is rewound into the hose bucket 116. Ride and work. Also, in the inspection work for checking the valves of the fire hydrant device, the inspection worker gets on the open fire hydrant door 104 and works. For this reason, the fire hydrant door 104 has a robust structure capable of withstanding the weight when an operator gets on. Therefore, the weight of the fire hydrant door increases, and the work of closing the fire hydrant door becomes difficult.

  To solve this problem, it is conceivable to reduce the weight of the fire hydrant door to make it lighter. However, if the size is reduced to reduce the weight, the opening on the front of the housing will become smaller, and hose rewinding work and maintenance will be reduced. There is a problem that a space for work cannot be secured effectively.

An object of the present invention is to provide a tunnel fire hydrant device that is designed to reduce the weight of the fire hydrant door and improve operability.

The present invention
A housing formed with a valve housing part on the right side of the hose housing part as viewed from the front;
A fire hydrant door that can be freely opened and closed at the door opening of the housing corresponding to the hose storage part and the valve storage part;
Valves including a fire hydrant valve arranged in the valve storage part and provided in the middle of the piping for supplying fire-fighting water to the hose connection port;
A hydrant valve opening / closing lever that opens and closes the hydrant valve;
A hose housed inside the hose housing part,
A nozzle attached to the tip of the hose;
In a fire hydrant device equipped with
An anti Hisenben opening lever disposed in the valve sheet storing section,
In the right-handed housed in the hose housing section to see the hose from the door opening,
The nozzle is arranged between the hose housing part and the fire hydrant valve opening / closing lever with the water outlet facing downward .

Here, the nozzle is detachably attached to a nozzle holder provided in a hose bucket that divides the hose storage portion and the valve storage portion .

The valve sheet storing section, fall through a pipe to the starting position entrainment lower hose hose housing section a hose connection port, to fall portion of the piping, hoses lower that wound inner hose housing section An automatic drain valve will be installed to drain the fire extinguishing water.

It is also the starting position entrainment hose disposed on the lower side of the hose housing section pedestal to form the wire-passing hole as hose connecting port substantially the same level of height.

  According to the present invention, the hose with a nozzle that is wound inward from the right side of the hose storage part is wound inward so as to be wound clockwise when viewed from the front, and the hose starts to be connected to the right hose connection port. The part can be on the lower side of the hose storage part, and conversely if left-handed, the hose entrainment start part becomes the upper side of the hose storage part and the outside of the hose storage part is routed approximately half a round. Therefore, the hose can be shortened correspondingly, and the hose housing portion can be made smaller, and as a result, the casing can be made thinner.

  Further, since the nozzle is disposed on the housing side with the water discharge portion facing downward, the water discharge portion is not directed toward the user when the nozzle is taken out, and the hose can be pulled out safely by removing the nozzle. Further, since the nozzle is arranged with the water discharge portion facing downward, the nozzle can be easily removed with either the left or right hand.

Further, since the nozzle and the fire hydrant valve opening lever is not placed in the fire hydrant door, also reduce the size of the fire hydrant door, that you place the nozzle and hydrant valve opening lever to the position of housing side corresponding to the door opening Therefore, operability and maintainability are not impaired.

Further, to start winding from the lower side to the hose housing section as right-handed, the hose when the start of entrainment hose that interferes with hose bucket to separate the hose housing section without start winding from the upper to the hose housing section as counterclockwise A member that protects sliding with the bucket can be eliminated.

FIG. 1 is a front view showing a first embodiment of a fire hydrant device installed in a tunnel according to the present invention. In FIG. 1, the fire hydrant device 10 has a housing 12 installed on a gantry 11. The housing 12 has a box-shaped, fitted with a decorative plate 14 having a door opening 16, 17 corresponding to the fire extinguisher storage portion and a hydrant housing portion to the front.

  A fire hydrant door 18 and a maintenance door 22 are provided in the door opening 16 on the right side of the housing 12, and the inside of the housing 12 serving as the inside thereof is a hose housing portion and a valve housing portion. The fire hydrant door 18 can be opened and closed forward with the lower hinge 21 as the center. Normally, the fire hydrant door 18 is closed at the closed position shown in the figure by a lock by the handle 20. Can be detached and opened.

  A maintenance door 22 that opens and closes upward by a hinge 23 is provided on the fire hydrant door 18, and can be opened by opening the fire hydrant door 18 and releasing the inner lock at the time of inspection.

  A notification device door 24 is provided in the door opening 17 on the left side of the fire hydrant door 18, and a red indicator lamp 26, a transmitter 28, and a response lamp 30 are provided therein. 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.

  In the event of a fire, when the transmitter 28 is pressed and the switch button is turned on, 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 To light up.

  A fire extinguisher door 32 is provided on the left side of the door opening 17, and the inside of the housing 12 corresponding to the fire extinguisher door 32 is used as a fire extinguisher storage portion, for example, storing two fire extinguishers. The fire extinguisher door 32 is provided with a handle 34. When the handle 34 is pulled forward, the latch is released, and the fire extinguisher door 32 can be opened forward with the left side as a hinge.

  FIG. 2 is a front view showing the internal structure of the first embodiment of FIG. 1 with the fire hydrant door and the maintenance door removed. In FIG. 2, a hose storage portion 36 is formed at the center of the housing 12, and a valve storage portion 38 is formed on the right side thereof.

  A frame pipe 40 formed in a U-shape is arranged in the hose storage portion 36 on the opening side. Hose buckets 42 are attached to both sides of the frame pipe 40 to form a hose storage space inside.

  A hose 44 is housed inside the hose storage portion 36 surrounded by the hose bucket 42 and the inner wall of the housing. Here, a hose connection port 46 is disposed in the right valve storage unit 38, and after connecting the primary side of the hose 44 to the hose connection port 46, the hose 44 is wound into the hose storage unit 36. However, in this case, the hose 44 is wound so that the hose 44 is clockwise when viewed from the door opening 16.

  That is, the hose 44 connected to the hose connection port 46 is first wound under the hose storage part 36, and then is wound clockwise in the storage part, and finally the hose tip to which the nozzle 48 is attached is U-shaped. The hose guard 43 attached near the center of the frame pipe 40 is taken out from the upper opening to the right side, and the nozzle 48 is detachably attached to the nozzle holder 50 attached to the right hose bucket 42.

  The nozzle 48 is disposed in the vicinity of the fire hydrant valve opening / closing lever 60 to facilitate the water discharge operation. The hose guide 43 is for preventing the hose 44 from being broken by the frame pipe 40 in the vicinity of the hose connection port 46 and causing a water discharge failure when all the hoses 44 are pulled out to the right side.

  By storing the hose 44 in the right-handed inner winding with respect to the hose storage portion 36, the winding start portion 44 a of the hose 44 is sent to the lower portion of the hose storage portion 36 from the hose connection port 46 at the shortest distance.

  For this reason, as shown in FIG. 7, the hose 112 is left-handed and the hose wrapping start portion 112a is sent to the upper portion of the hose storage portion. Can be shortened, and the volume of the hose storage portion 36 is reduced. As a result, the casing 12 can be thinned.

  Further, the hose entrainment start portion 44a is fed to the lower side of the hose storage portion 36 by right-hand winding, so that the hose 44 does not slide against the hose bucket 42, and the hose is wound by the conventional left-hand winding of FIG. There is no need for protection against sliding against the bucket, and the structure can be simplified.

  Further, the nozzle 48 at the tip of the hose taken out after being stored in the hose storage part 36 as a right-hand winding is detachably attached to the nozzle holder 50 with the water discharge part facing downward, and since the water discharge part faces downward, the fire hydrant door is attached. The nozzle 48 can be opened and removed with the water discharge part facing down, and the water will not be discharged unless the fire hydrant valve opening / closing lever 60 provided on the fire hydrant valve 54 is operated, but this is inexperienced for those operating in the event of a fire. Therefore, the nozzle 48 can be removed with a sense of security because the water outlet is not suitable for the user, and there is a great safety advantage.

  In addition, the nozzle 48 arranged with the water discharge portion facing downward can be easily grasped and removed with almost no sense of incongruity with either the right hand or the left hand.

  A valve storage part 38 disposed on the right side of the hose storage part 36 provided in the housing 12 has a fire hydrant valve 54 connected to a piping system from the fire hydrant connection port 52 to which the piping from the pump facility is connected to the hose connection port 46. An automatic pressure regulating valve 56 and an automatic drain valve 58 are provided.

  That is, the pipe from the fire hydrant connection port 52 is connected to the primary side of the fire hydrant valve 54, the secondary side of the fire hydrant valve 54 is connected to the primary side of the automatic drain valve 58, and the primary side of the automatic pressure regulating valve 56. Connected to. The secondary side of the automatic pressure regulating valve 56 is a hose connection port 46 to which the hose 44 is connected.

  The hydrant valve opening / closing lever 60 is directly attached to the hydrant valve 54. That is, when the hydrant valve opening / closing lever 60 is in the closed position in the horizontal position shown in the figure, the hydrant valve 54 is in a closed state. At this time, there is no water for fire extinguishing in the piping, and there is no pressure, so the automatic drain valve 58 is open. It is in.

  When the fire hydrant valve opening / closing lever 60 is rotated clockwise and operated to the open position where the hydrant valve opens downward, the fire hydrant valve 56 is operated to the open position, the pressure rises in the pipe, and the automatic drain valve 58 is operated to the closed position. The As a result, the fire-extinguishing water pressurized from the water supply connection port 52 is regulated to a predetermined pressure through the automatic pressure regulating valve 56 and then supplied to the hose 44 side.

  At the same time, a switch installed behind the fire hydrant valve opening / closing lever 60 is turned on, whereby a signal is sent to the pump equipment and the pump equipment is started. When stopping the water discharge, when the hydrant valve opening / closing lever 60 is returned to the original horizontal position, the hydrant valve 54 is closed, and at the same time, the switch is turned off to stop the operation of the pump equipment.

  As described above, in the present embodiment, the fire hydrant valve opening / closing lever 60 that is conventionally provided on the fire hydrant door and opens and closes the fire hydrant valve by wire connection is arranged on the housing 12 side and directly provided on the fire hydrant valve 54. Thus, the structure of the fire hydrant door 18 is simplified, and a reduction in thickness and weight can be achieved.

  FIG. 3 is a plan view showing the internal structure of FIG. In FIG. 3, a frame pipe 40 is disposed on the front side of the hose storage portion 36, hose buckets 42 are attached to both sides of the frame pipe 40, and the hose storage portion 36 is formed as a partition. It is stored in a state.

  4 is a side view showing the internal structure of FIG. In FIG. 4, the fire hydrant door 18 in the closed state on the front surface of the housing 12 can be opened to the front position indicated by 18 a around the hinge 21 by releasing the latch by the handle operation.

  In this case, the hydrant door 18 is lightened because there is no nozzle or hydrant valve opening / closing lever as in the prior art, and it is not always necessary to provide a damper that absorbs the impact when the door is opened. It is only necessary to provide a buffer mechanism such as a simple damper mechanism or a spring mechanism that operates before the position.

FIG. 5 is an explanatory view showing the second embodiment of the fire hydrant device according to the present invention from the front side with the door removed. In FIG. 5, the basic configuration of the second embodiment is the same as that of the first embodiment shown in FIG. 2, but the hose connection port 46 is lowered to the lower position of the hose storage portion 36, An automatic drain valve 64 is provided on the right side of the flanged pipe part 62.

  The configuration of the second embodiment is that in the first embodiment of FIG. 2, the water for fire extinguishing remains in the hose portion on the lower side of the hose storage portion 36 when the hose is rewound. It is preventing.

  That is, in the first embodiment of FIG. 2, the hose 44 connected to the hose connection port 46 is wound rightward after the hose winding start portion 44 a is lowered to the lower side of the hose storage portion 36. After removing the hose 44 and extinguishing the fire, if fire extinguishing water remains in the hose 44, the fire extinguishes in the hose 44 located in the hose storage portion 36 lower than the hose connection port 46 when the hose 44 is caught. Water remains.

  In order to prevent the water for fire extinguishing from staying at the lower part of the hose in the hose storage part 36, in the second embodiment of FIG. 5, the hose connection port 46 is arranged so that the hose 44 extending from the hose connection port 46 extends in the horizontal direction. Further, the lower part of the hose storage part 36 has the same height, and an automatic drain valve 58 is provided so that the water in the hose can be further drained. Since the hose connection port 46 is arranged at the lower part of the housing 12, the automatic drain valve 58 is arranged in the right horizontal direction.

  With such a configuration, when the hose is wound in a right-handed manner and stored in an inner-wound state, even if the water for fire extinguishing is partially left without completely draining the hose, it is automatically The water is drained and the hose draining operation can be easily completed.

FIG. 6 is an explanatory view showing the third embodiment of the fire hydrant device according to the present invention from the front side with the door removed, and as in the embodiment of FIG. It is characterized by not retaining.

In FIG. 6, the basic configuration of the third embodiment is the same as that of the first embodiment shown in FIG. 2, but the wiring for the device provided in the notification connection door 24 is passed under the hose storage portion 36. the wire-passing Anamotodai 66 to form the wire-passing hole placed for a position high Satoshi substantially the same level as the hose connecting port 46 of the start portion 44a entrainment hoses, pressure also hose 44 side by the automatic drain valve 58 The fire-fighting water can be drained in the absence of water.

  The through hole base 66 disposed on the lower side of the hose housing portion 36 in FIG. 6 is disposed on the upper portion of the hose housing portion 36 in the first and second embodiments of FIGS. 2 and 5. However, in 3rd Embodiment of FIG. 6, this is rearranged and draining of hose retention water is enabled.

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

Explanatory drawing which showed 1st 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. Plan view showing the internal structure of FIG. Side view showing the internal structure of FIG. Explanatory drawing which showed the 2nd Embodiment of the fire hydrant apparatus by this invention from the front Explanatory drawing which showed 3rd Embodiment of the fire hydrant apparatus by this invention from the front Front view showing the internal structure of a conventional fire hydrant device with the door removed Plan view showing the internal structure with the door of a conventional fire hydrant device opened Side view showing the internal structure of a conventional fire hydrant device with the door open

Explanation of symbols

DESCRIPTION OF SYMBOLS 10: Fire hydrant apparatus 11: Mount 12: Case 14: Decorative plate 16, 17: Door opening part 18: Fire extinguisher door 18: Notification apparatus door 20, 34: Handle 21, 23: Hinge 22: Maintenance door 24: Notification apparatus Door 26: Red indicator lamp 28: Transmitter 30: Response lamp 32: Fire extinguisher door 36: Hose storage section 38: Valve storage section 40: Frame pipe 42: Hose bucket 44: Hose 46: Hose connection port 48: Nozzle 50 : Nozzle holder 52: Piping connection port 54: Fire hydrant valve 56: Automatic pressure regulating valve 58, 64: Automatic drain valve 60: Fire hydrant valve opening / closing lever 62: Falling piping part 66: Line hole base

Claims (4)

A housing formed with a valve housing part on the right side of the hose housing part as viewed from the front;
A fire hydrant door that is openably and closably attached to a door opening of the housing corresponding to the hose storage portion and the valve storage portion;
Valves including a fire hydrant valve provided in the pipes that are disposed in the valve storage part and are provided in the middle of a pipe for supplying fire-fighting water to the hose connection port
A hydrant valve opening / closing lever for opening and closing the hydrant valve;
A hose housed inside the hose housing part,
A nozzle attached to the tip of the hose;
In a fire hydrant device equipped with
The pre-Symbol extinguishing Hisenben opening lever placed in the valve sheet storing section,
The previous Kiho over the scan in the right-handed as seen from the door opening is accommodated in the hose storage unit,
A fire hydrant apparatus, wherein the nozzle is disposed between the hose storage portion and the fire hydrant valve opening / closing lever with a water outlet facing downward .
2. The fire hydrant apparatus according to claim 1, wherein the nozzle is detachably attached to a nozzle holder provided in a hose bucket that divides the hose storage part and the valve storage part .
In fire hydrant apparatus according to claim 1, wherein the valve sheet storing section, the hose connecting port falls through a pipe into the starting position entrainment below the hose of the hose storage unit, the falling portion of the pipe, A fire hydrant apparatus provided with an automatic drain valve for draining water for extinguishing fire that stays in a lower part of a hose that is wound in the hose storage part.
In fire hydrant apparatus according to claim 1, the starting position entrainment hose arranged below the pedestal forming the wire-passing hole the hose housing section and the height of the hose connecting port substantially equal level A fire hydrant device characterized by that.

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