JP3414693B2 - High expansion foam fire extinguishing equipment for vehicle carriers - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high-expansion foam extinguishing system for a vehicle carrier capable of extinguishing the inside of a barge of a multi-layer deck vehicle carrier with high-expansion bubbles. More specifically,
The present invention is capable of automatically performing a series of operations until a fire is detected and the scale of the fire is judged, and based on the judgment, a necessary and sufficient high expansion bubble is supplied to the fire occurrence site to extinguish the fire. The present invention relates to a high-expansion foam extinguishing system for a vehicle carrier that can be used.

[0002]

2. Description of the Related Art Generally, an automobile, a container provided with a refrigerating device, or the like generates exhaust gas, flammable gas, and heat. Therefore, when storing or transporting this, a space for storing these devices is required. Need to be ventilated. On the other hand, when storing or transporting these devices, a fire may occur, so it is necessary to provide fire extinguishing equipment.

For example, in a multi-layer deck type car carrier,
Naturally, with a ventilator to ventilate the storage space,
Fire extinguishing equipment is also provided. In such a boat-shaped vessel, carbon dioxide extinguishing equipment has been conventionally equipped as the extinguishing equipment. This carbon dioxide fire extinguishing equipment needs to store the amount of gas required to extinguish the fire in the maximum partitioned space, is not efficient because it needs to be equipped with a large amount of carbon dioxide gas cylinders, and is left at the fire site. In recent years, it has not been adopted because humans die of suffocation from carbon dioxide rather than death from fire.

For these reasons, a high-expansion foam extinguishing system has been installed in place of the carbon dioxide extinguishing system, and the foaming means having a significantly increased foaming capacity and the foamed foam are effectively applied to the extinguishing target area. A transportable technique has been proposed (Japanese Patent Laid-Open No. 11-4904). It is expected that such a high-expansion foam extinguishing system will be applied to a special ship type ship.

[0005]

However, according to the high expansion foam fire extinguishing equipment described above, there are few cases where the equipment is actually installed in the barge of the multi-layer deck type car carrier, and the arrangement of the fire sensor of the fire alarm device is small. Is not suitable for foam fire extinguishing equipment, and it does not operate by individually selecting the blowing means or sending mixed fire extinguishing liquid only to the relevant fire spot. There was the inconvenience that proper fire extinguishing could not be performed.

In the high expansion foam fire extinguishing equipment described above, a series of operations from detection of fire occurrence to fire extinguishing operation to operation of the drainage device and fire / air supply / exhaust device after the fire is extinguished by the detection signal from the fire sensor. Control is not established,
There are inconveniences that proper fire-extinguishing activities are obstructed, fire is extinguished to a space unrelated to the place where the fire has occurred, useless labor is used, or fire damage increases.

Further, in the high expansion foam extinguishing equipment described above,
Since seawater is used as the water added to the high-expansion foam fire extinguishing solution, there is also the inconvenience that when the fire is extinguished, it causes salt damage to the cargo that is not in the fire.

The present invention eliminates the above-mentioned disadvantages,
An object of the present invention is to provide a high expansion foam fire extinguishing system for a vehicle carrier, which enables appropriate fire extinguishing according to the scale of the fire, enables reliable fire extinguishing, and reduces damage caused by the fire.

[0009]

In order to achieve the above object, the high expansion foam fire extinguishing equipment for a vehicle carrier of the invention according to claim 1 of the present invention is a foam capable of extinguishing the inside of a barge of a multi-layer deck type vehicle carrier with a high expansion foam. A fire extinguishing facility that can effectively detect a fire on each deck in the barge, stores a high expansion foam extinguishing stock solution, and produces a mixed extinguishing solution that mixes the stock solution with water when a fire occurs. With respect to the mixed liquid manufacturing means, the distribution means for supplying the mixed digestive liquid manufactured by the mixed liquid manufacturing means to the fire extinguishing target portion, and the space partitioned by the deck and the partition in the barge. , Blowing means capable of individually blowing foaming air, and foaming means for highly expanding bubbles of the mixed extinguishing liquid, which are respectively disposed in the vicinity of the openings on the fire extinguishing target side of each of the blowing means, and from each of the fire sensors. Taking in detection signals, selecting partial extinguishing, deck extinguishing or compartment extinguishing according to these detection signals, and extinguishing control means for driving and controlling the mixed liquid producing means, the distributing means and the blowing means in accordance with these selections. And the extinguishing control means is the extinguishing sensor.
Based on the detection signals from the
The fire location is displayed on the fire occurrence zone display panel and bubbles are generated.
Partial fire extinguishing, deck fire extinguishing or
Select fire extinguisher and operate based on the result of this selection
Separately select the ventilation means and switch the distribution means
Area to be extinguished by controlling the foam pump and operating the foam pump
It is characterized in that a high expansion bubble is discharged to the.

Therefore, in the invention according to claim 1, when a fire occurs, the fire extinguishing control means selects partial fire extinguishing, deck fire extinguishing or compartment fire extinguishing in accordance with the detection signal detection signal from each of the fire sensors. Since the mixed liquid producing means, the distributing means, and the blowing means are drive-controlled according to the selection, partial extinguishing is performed at an early stage of the fire,
At this time, the mixed fire extinguishing liquid obtained by mixing the fresh water from the high expansion foam fire extinguishing liquid and the fire extinguishing liquid is selected, and the distribution means is selected so that the mixed fire extinguishing liquid is supplied in the vicinity of the fire occurrence point. By operating the air blower near the fire occurrence point, high expansion bubbles are supplied to the fire occurrence point, and in the case of deck fire extinguishing, distribution means is provided so that the mixed fire extinguishing liquid is supplied to all the deck concerned. By selecting and operating the blowing means for all the decks, high expansion bubbles are supplied to the entire deck, and in the case of compartment fire extinguishing, mixed fire extinguishing liquid is supplied to all the compartments (zones). By selecting the distribution means and operating the blowing means of all the compartments (zones), the high expansion bubbles are supplied to all the compartments (zones). In partial fire extinguishing, deck fire extinguishing, or compartment fire extinguishing, the liquid mixture producing means sends out fresh water while the fresh water is in the tank
It is designed to send out seawater when this disappears. In the invention according to claim 2 of the present application, in the high expansion foam fire extinguishing equipment for a vehicle carrier according to claim 1, the mixed solution producing means can deliver fresh water or seawater in a fresh water tank for storing fresh water as water. In the initial stage of extinguishing the fire, the fire extinguishing control means gives a command to the mixed solution producing means to send fresh water to the mixed solution producing means to notify that the fresh water in the fresh water tank has reached a lower limit. When the signal is received, it is characterized in that it is provided with means for giving a command to send out seawater to the mixed solution producing means. The invention according to claim 3 of the present application is the high expansion foam extinguishing equipment for a vehicle carrier according to claim 1, wherein:
The ship is equipped with an exhaust ventilator, and the extinguishing control means, when the extinguishing confirmation signal is input, means for stopping and controlling the mixed liquid producing means, the distributing means and the blowing means, and the exhaust gas. And a means for controlling the drive of the ventilation fan . The invention according to claim 4 of the present application is the high-expansion foam extinguishing equipment for a vehicle carrier according to claim 3 , wherein the exhaust fan also serves as the blower means.
However, the air blower normally ventilates the predetermined space.
In the event of a fire, an air path switching hand that supplies air to the foaming means side
A step is provided in the vicinity of the foaming means to control the fire extinguishing.
The means, when the extinguishing confirmation signal is input,
The air passage is controlled while controlling the means to perform ventilation operation.
It is characterized in that a means for controlling switching of the switching means to the side of the predetermined space is provided. The invention according to claim 5 of the present application is the high-expansion foam extinguishing equipment for a vehicle carrier according to claim 1 , wherein the fire extinguishing control means is a water pump.
After a certain period of time from the start of the
It is characterized by discharging luge .

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. [First Embodiment] FIGS. 1 to 6 are views for explaining a high-expansion foam extinguishing system for a vehicle carrier according to a first embodiment of the present invention. FIG. FIG. 2 is a schematic diagram showing an example of a ship to which the high expansion foam extinguishing system for a vehicle carrier according to the embodiment is applied, FIG. 2 is a block diagram showing a control system of the high expansion foam extinguishing system for a vehicle carrier, and FIG. For explaining the operation of the high expansion foam extinguishing equipment for vehicles, FIG. 4 is a diagram for explaining partial extinction of the high expansion foam extinguishing equipment for the same vehicle carrier, and FIG. FIG. 6 is a diagram for explaining deck fire extinguishing, and FIG. 6 is a diagram for explaining compartment fire extinguishing of the high expansion foam fire extinguishing equipment for the vehicle carrier.

In FIG. 1, the inside of a ship 1 such as a vehicle carrier is divided into multi-layer sections 2a, 2b, 2c, 2d by a deck as shown in FIG. 2b, 2c, 2d are fire extinguishing points. In the multi-layer sections 2a, 2b, 2c, 2d,
Vehicles Cr, Cr, ... As cargo are mounted. Fire sensors 3a, 3a, ... Are mounted on the ceiling of the multi-layer section 2a.
Fire sensors 3b, 3b, ... on the ceiling of the multi-layer section 2b.
However, fire sensors 3c, 3c,
... but fire sensors 3d, 3 on the ceiling of the multi-layer section 2d
d, ... Are installed respectively.

Since one fire sensor 3 determines the range in which a fire can be detected, each of the fire sensors 3a, 3
a, ..., fire sensors 3b, 3b, ..., fire sensors 3c, 3c, ... and fire sensors 3d, 3d ,.
Are installed so that the surroundings of those fire detection areas overlap and no unguarded parts can be made. Moreover, each fire sensor 3a, 3a, ..., each fire sensor 3b, 3b, .., each fire sensor 3c, 3c ,.
Each of d, 3d, ... Has a unique identification code so that the position can be specified when the alarm is issued. As the fire sensor 3, for example, a smoke detector, a heat detector / light detector, or a flame sensor may be used.

Further, the air blowing means 4A is arranged from the bow of the ship 1 to 1
On the second (bow) side, the air blowing means 4B is located at a predetermined distance from the air blowing means 4A, is second from the bow, and the air blowing means 4C is located at a predetermined distance from the air blowing means 4B is third from the bow.
The blower means 4D is installed at the end. These blower means 4A, 4B, 4C, 4D are usually used as a blower blower, and are used as a blower for generating bubbles in the event of a fire, and these are switched by a switching control signal.

The blower means 4A is a duct 4 communicating with the blower 4Aa1 installed on the deck on the uppermost floor and the section 2a.
Aa2 and ventilator 4Ab1 installed on the top deck
And a duct 4Ab2 communicating with the compartment 2b, a ventilator 4Ac1 installed on the top deck and the duct 4Ac2 communicating with the compartment 2c, and a ventilator 4Ad1 installed on the top deck and the compartment 2d. Duct 4Ad
It consists of 2.

The blower means 4B is a duct 4 communicating with the ventilator 4Ba1 installed on the deck on the top floor and the compartment 2a.
Ba2, ventilator 4Bb1 installed on the deck of the top floor and duct 4Bb2 communicating with section 2b, fan 4Bc1 installed on the deck of the top floor and duct 4Bc2 communicating with section 2c, on the deck of the top floor It is composed of a ventilator 4Bd1 installed and a duct 4Bd2 communicating with the section 2d.

The blower means 4C is a duct 4 communicating with the ventilator 4Ca1 installed on the uppermost deck and the section 2a.
Ca2 and ventilator 4Cb1 installed on the top deck
And a duct 4Cb2 communicating with the compartment 2b, a ventilator 4Cc1 installed on the deck on the uppermost floor and a duct 4Cc2 communicating with the compartment 2c, and a ventilator 4Cd1 installed on the deck on the uppermost floor and communicating with the compartment 2d Duct 4Cd
It consists of 2.

The blower means 4D is a duct 4 communicating with the ventilator 4Da1 installed on the deck on the top floor and the section 2a.
Da2 and ventilator 4Db1 installed on the top deck
And a duct 4Db2 communicating with the compartment 2b, a ventilator 4Dc1 installed on the deck on the uppermost floor and a duct 4Dc2 communicating with the compartment 2c, and a fan 4Dd1 installed on the deck on the uppermost floor and communicating with the compartment 2d Duct 4Dd
It consists of 2.

A ventilation opening / foam jet opening 5Aa is provided at the end of the duct 4Aa2, a ventilation opening / foam jet opening 5Ab is provided at the end of the duct 4Ab2, and a ventilation opening / foam jet opening 5Ac is provided at the end of the duct 4Ac2. However, the duct 4Ad2 is provided with a ventilation opening and a bubble ejection opening 5Ad, respectively. Ventilation openings and bubble ejection openings 5Aa, 5Ab,
5Ac and 5Ad are provided with foaming means for highly expanding the mixed fire extinguishing liquid.

At the end of the duct 4Ba2, there is a ventilation opening / foaming opening 5Ba on the side of the fire extinguishing target, and a duct 4Bb.
A ventilation opening / foam jet opening 5Bb is provided at the end of 2, and a ventilation opening / foam jet opening 5Bc is provided at the end of the duct 4Bc2.
At the end of the duct 4Bd2, there is a ventilation opening and a foam ejection opening 5B.
d are provided respectively. Ventilation openings and bubble ejection openings 5Ba, 5Bb, 5Bc and 5Bd are provided with foaming means for highly expanding the mixed fire extinguishing liquid.

At the end of the duct 4Ca2, there is a ventilation opening / foaming opening 5Ca on the side of the fire extinguishing target, and a duct 4Cb2.
At the end of the duct, there is a ventilation opening / foaming opening 5Cb
A ventilation opening and bubble ejection opening 5Cc is provided at the end of Cc2, and a ventilation opening and bubble ejection opening 5Cd is provided at the end of the duct 4Cd2.
Are provided respectively. Ventilation opening and bubble ejection opening 5
Ca, 5Cb, 5Cc and 5Cd are provided with foaming means for highly expanding the mixed fire extinguishing liquid.

At the end of the duct 4Da2, there is a ventilation opening / foaming opening 5Da on the fire extinguishing target side, and a duct 4Db.
Ventilation opening and bubble ejection opening 5Db is provided at the 2nd end of duct 4
A ventilation opening / bubble ejection opening 5Dc is provided at the end of Dc2, and a ventilation opening / bubble ejection opening 5Dd is provided at the end of the duct 4Dd2.
Are provided respectively. Ventilation opening and bubble ejection opening 5
Da, 5Db, 5Dc and 5Dd are respectively provided with foaming means for highly expanding the mixed fire extinguishing liquid.

Further, the mixed liquid producing means 6 has a foam stock solution tank 61 for storing a high expansion foam extinguishing stock solution, a fresh water tank 62 for storing fresh water, and a foam pump communicating with the foam stock solution tank 61 via a remote valve 63. 64 and remote valve 65 on the water side
And a water pump 68 which communicates with the fresh water tank 62 via the seawater side remote valve 66 and the seawater suction port 67 via the seawater side remote valve 66. In the event of a fire, a mixed fire extinguishing solution in which the fire extinguishing stock solution and water are mixed can be produced. it can. Water pump 68
The discharge port of and the discharge port of the foam pump 64 are communicated with the distribution means 7 via a pipe 69. The fresh water tank 62 is provided with water level sensors 50 and 51.

The distributing means 7 can distribute and supply the mixed digestive liquid produced by the mixed liquid producing means 6 to a fire extinguishing target site where a fire has occurred. That is, the distribution means 7 can distribute and supply the mixed digestive liquid to the pipe selected by the distribution control signal.

Ventilation openings and bubble ejection openings 5Aa, 5A
b, 5Ac and 5Ad, foaming means provided respectively, and ventilation openings and bubble jetting openings 5Ba, 5Bb, 5Bc.
And foaming means provided in 5Bd, and ventilation openings / foaming openings CAa, 5Cb, 5Cc and 5C, respectively.
The foaming means respectively provided in d, the foaming means respectively provided in each of the ventilation openings and the foam jetting openings 5Da, 5Db, DAc and 5Dd, and the distributing means 7 are connected to the pipes 8A, 8
It communicates with B, 8C and 8D.

In FIG. 1, the pipes 8A, 8B, 8C,
8D is described as one, but in reality, each is 4
It consists of books. Therefore, the pipes are shaded to show the number of pipes in that portion.

The fire extinguishing control panel 9 may be composed of a computer or a sequencer, and as shown in FIGS. 1 and 2, the respective fire sensors 3a, 3a, ..., 3b, 3
b, ..., 3c, 3c, ... And 3d, 3d, .., electrically connected to the respective fire sensors 3a, 3a ,.
b, 3b, ..., 3c, 3c, ... Or 3d, 3d ,.
It is designed to be able to capture the detection signal from.

Further, the fire extinguisher control panel 9 is provided with
As shown in, the detection signals from the water level sensors 50 and 51 are input. The fire extinguisher control panel 9 is shown in FIG.
Also, as shown in FIG. 2, the mixed liquid producing means 6, the distributing means 7, and the air blowing means 4A, 4B, 4C, 4D.
The fire extinguishing control panel 9 can drive and control the mixed liquid producing means 6, the distributing means 7, and the blowing means 4A, 4B, 4C, 4D.

The fire extinguisher control panel 9 includes the fire sensors 3a, ...
3c, ..., 3c, ..., 3d, ... Depending on the detection signals, partial fire, deck fire or compartment fire is selected, and the mixed liquid producing means 6 is selected in accordance with these selections.
The distribution means 7 and the blowing means 4A, 4B, 4C,
4D can be driven and controlled.

That is, as shown in FIGS. 1 and 2, the fire extinguisher control panel 9 includes a remote valve 63 and a fresh water side remote valve 6.
5. The remote valve 66 on the seawater side can be controlled to be opened and closed, and similarly, the foam pump 64 and the water pump 68 can be controlled to be activated. Also, the fire extinguisher control panel 9
Controls the distribution means 7 to connect the fire pipes 8A, 8B,
The mixed fire extinguishing liquid can be supplied to one or more of 8C and 8D. In addition, the fire extinguisher control panel 9
Blowers 4A, 4B, 4C, 4D of the air blowers 4Aa1,
4Ab1, ..., 4Ba1, 4Bb1, ..., 4Ca1,4
It is possible to selectively activate Cb1, ..., 4Da1, 4Db1 ,.

As shown in FIG. 2, the fire-extinguishing control panel 9 is provided with an operation panel 90 for performing operations necessary for extinguishing the fire, and a fire-occurrence zone display panel for displaying a fire alarm position. 91, preparation lamp 92, blowing means 4
A, 4B, 4C, 4D blower operation display lamp 93, fresh water side remote valve open display lamp 94, water pump operation display lamp 95, foam pump operation display lamp 96, seawater side remote valve open display lamp 97, exhaust fan operation display Lamp 9
8, a fire suppression indicator lamp 99, and a foam side remote valve open indicator lamp 100 are provided.

Next, the operation of the high expansion foam extinguishing system for a vehicle carrier will be described based on FIGS. 1 and 2 and with reference to FIGS. 3 to 6. Suppose there is a fire. Then, the fire position is displayed on the fire occurrence zone display panel 91 of the fire extinguisher control panel 9 installed in the steering room (S100). The zone-specific fire, the individual fire address, etc. are determined (S101).
In addition, when the location of the fire was confirmed (S201),
Press the fire extinguisher switch on the operation panel 90 (S202),
The Arauchi fan is stopped (S203). Further, the main control panel power is turned on (S204). Here, the fire extinguisher control panel 9
Then, when preparation for extinguishing is ready (S103; OK), the preparation lamp 92 is turned on (S104).

Then, when the fire extinguishing start switch of the operation panel 90 is pressed (S205), the fire extinguishing control panel 9 detects the zone (partial fire extinguishing, deck fire extinguishing) based on the detection signal from the fire sensor 3. Alternatively, the blowout means 4A, 4B is selected by selecting the blower means 4A, 4B, 4C or 4D to be operated based on the selection result and switching the distribution means 7. , 4C or 4D related piping 8,
Is selected (S105).

Further, the digestion control panel 9 operates the foam pump 64 (S106) and turns on the foam pump operation display lamp 96 (S107). At the same time, the digestion control panel 9 controls to open the fresh water side remote valve 65 (S108),
As a result, the fresh water side remote valve open display lamp 94 is turned on (S109). In addition, the digestion control panel 9 is a water pump 6
8 is operated (S110), and the water pump operation display lamp 95 is turned on (S111). Next, when the foam pump 64 and the water pump 68 are operated and the mixed digestive liquid can be supplied, the selected blowing means 4 is selected.
A, 4B, 4C or 4D is operated (S112),
The corresponding blower operation display lamp 93 is turned on (S1
13).

When the water pump 68 starts to operate (S110), the timer is activated (S114), and at a certain time.
If the time- out occurs after a while (S114; YES), the bilge pump (not shown) is started (S11).
5) Open the艙内building di exhaust system valve (S116), to discharge the fire-extinguishing bilge (extinguishing liquid) (S117).

Similarly, when the water pump 68 starts to operate (S110), when the fire extinguishing control panel 9 determines that the water level of the fresh water tank 62 is lowered by the detection signal from the water level sensor 51 of the fresh water tank 62. (S120; YE
S), the fresh water side remote valve 65 is closed and the seawater side remote valve 6
6 is controlled (S121), the fresh water side remote valve open display lamp 94 is turned off (S122), and the seawater side remote valve open display lamp 97 is turned on (S123).

That is, since the mixed solution producing means 6 can deliver the fresh water or the seawater in the fresh water tank 62 as water, the fire extinguishing control panel 9 causes the fire extinguishing control panel 9 to perform the initial stage of extinguishing the water (the water in the fresh water tank 62 is In a certain stage), a command to send fresh water to the mixed solution producing means 6 is given to produce a mixed extinguishing solution with fresh water, and when a signal notifying that the fresh water in the fresh water tank 62 has reached the lower limit is received. ,
A mixed fire extinguishing solution with seawater will be produced by giving a command to send out seawater.

On the other hand, the foam pump 64 starts to operate (S11
2) When the water pump 68 starts operating (S11)
0), high-expansion bubbles are discharged to the section to be extinguished (S12)
5). Here, for example, it is assumed that a fire broke out at a part of the stern side of the second section 2c from the bottom. In this case, the fire extinguishing control panel 9 can determine that the fire is partially extinguished based on the detection signals from a part of the fire sensors 3C ,.
Activates the blower 4Dc of the blower 4D and controls the distributor 7 to supply the mixed fire extinguishing liquid to the pipe 8Dd. As a result, as shown in FIG. 4, the high expansion bubbles are supplied to the cargo from the ventilation opening / foam jet opening 5Ac to a part of the stern.

Further, for example, it is assumed that a fire broke out in the second section 2c from the bottom. In this case, the fire extinguisher control panel 9
Can be determined to be deck fire extinguishing based on the detection signals from all of the fire sensors 3C, ...
Is a blower 4Ac of the blower means 4A, 4B, 4C, 4D
1, 4Bc1, 4Cc1, 4Dc1 are activated, and the distribution means 7 is controlled to control the pipes 8Ac, 8Bc, 8Cc, 8Dc.
Supply mixed fire extinguishing liquid to. As a result, as shown in FIG. 5, the ventilation openings and bubble ejection openings 5Ac, 5Bc, 5Cc,
High expansion bubbles will be supplied from 5Dc to all cargo on the deck of the section 2c.

Here, the bottom section 2d and the second section 2c from the bottom are one zone, and
It is assumed that the section 2a and the section 2b are one zone. For example, assume that a fire broke out in all of the bottom section 2d and the second section 2c from the bottom.

In this case, the fire extinguisher control panel 9 can determine that the section fire is extinguished by the detection signals from the fire sensors 3c, ..., 3d ,.
A, 4B, 4C, 4D blowers 4Ac1, 4Bc1, 4
Cc1, 4Dc1 and blowers 4Ad1, 4Bd1, 4Cd
1, 4Dd1 are started, and the distribution means 7 is controlled to control the pipes 8Ac, 8Bc, 8Cc, 8Dc and the pipes 8Ad, 8B.
The mixed fire extinguishing liquid is supplied to d, 8Cd and 8Dd. As a result, as shown in FIG. 6, the ventilation opening / foam jet opening 5A is formed.
From c, 5Bc, 5Cc, 5Dc to all cargo on the deck of the section 2c, ventilation openings and bubble ejection openings 5Ad, 5B
The high expansion bubbles are supplied from d, 5Cd, 5Dd to all the cargo on the deck of the section 2d.

In this way, it is possible to supply the mixed fire extinguishing liquid according to the scale of the fire and to select the blowing means 4A to 4D required for the fire extinguishing to perform the proper fire extinguishing according to the fire scale.
Then, when the fire is extinguished, confirm the extinction (S20
6) When the fire suppression switch is pressed (S207), the fire suppression display lamp 99 of the fire extinguisher control panel 9 is turned on (S126).

At this time, the fire-extinguishing control panel 9 judges whether or not the fire has been extinguished (S120), and if it is judged that the fire has been extinguished (S12).
0; NOR / fire suppression), water pump 68 and foam pump 64
Is stopped (S127), the foam pump operation display lamp 96 is turned off (S128), and the water pump operation display lamp 95 is turned off (S129). Then, the fire extinguisher control panel 9
The sea water side remote valve 66 is closed and the fresh water side remote valve 65 is controlled to be closed (S130), the clear water side remote valve open display lamp 94 is turned off (S131), and the sea water side remote valve open display lamp 97 is turned off (S132). ).

When the fire suppression switch is pressed (S2
07), the fire-extinguishing control panel 9 controls to close the seawater-side remote valve 66 and stops the water pump 68 (S13).
3), the seawater side remote valve open display lamp 97 and the water pump operation display lamp 95 are turned off (S13).
4). At the same time, the fire-extinguishing control panel 9 stops the foam pump 64 and stops the bilge pump (not shown) (S).
135), the foam pump operation display lamp 96 and the bilge pump operation lamp (not shown) are turned off (S136).

Further, the fire extinguishing control panel 9 stops the predetermined air blower in the air blowing means 4 that was operating to generate bubbles (S137). Then, when the foaming tamper is switched to the ventilation side (S138; YES), the exhaust ventilators are group-started (S208). As a result, the exhaust blower is operated (S139), and the exhaust blower operation display lamp is turned on (S140), and then the exhaust blowers are collectively stopped (S209). This allows
The exhaust air blower is stopped (S141), and the exhaust air blower operation display lamp is turned off (S142).

That is, the ship 1 is provided with an exhaust fan, and the fire extinguishing control panel 9 drives and controls the exhaust fan when a fire suppression confirmation signal is input.
In the first embodiment, the exhaust blower also serves as the air blowers 4A, 4B, 4C, and 4D, and the air blowers 4A, 4B, 4C, and 4D are normally the predetermined multi-layer sections 2a, Ventilate 2c and 2d, and supply air to the foaming means side in case of fire.

As described above, the high expansion foam extinguishing system for a vehicle carrier according to the first embodiment of the present invention operates. Therefore, the high-expansion foam extinguishing system for a vehicle carrier according to the first embodiment of the present invention has the following advantages. (1) An appropriate fire can be extinguished according to the scale of the fire. (2) Based on the detection signal from the fire sensor, a series of controls from detection of fire occurrence to fire extinguishing operation to operation of the drainage device and operation of the air supply / exhaust device after fire extinguishing should be performed almost automatically. It is possible to perform proper fire extinguishing activities, to appropriately extinguish fires at the place where the fire has occurred, and to minimize fire damage. (3) In the above-mentioned high expansion foam extinguishing equipment, since fresh water is used as water to be added to the high expansion foam extinguishing stock solution, at the initial extinguishing stage, there is no salt damage to the cargo that is not in fire. .

[Second Embodiment] FIGS. 7 to 11 show a high expansion foam fire extinguishing system for a vehicle carrier according to a second embodiment of the present invention. FIG. 7 shows a high expansion foam fire extinguisher for a vehicle carrier. 8 is a plan view showing a ventilation system of the equipment, FIG. 8 is a cross-sectional view showing a ventilation system of the high-expansion foam extinguishing equipment for the vehicle carrier, and FIG. 9 is a diagram showing a piping system of the high-expansion foam extinguishing equipment for the vehicle carrier. Is a plan view of the foaming means used in the high expansion foam extinguishing equipment for the vehicle carrier, and FIG. 11 is a side view of the foaming means.

The same elements as in the first embodiment include
The description will be given with the same reference numerals. In this vessel 1, a fire extinguishing equipment room 11 and a fire extinguishing liquid distribution room 12 are provided. As shown in FIG. 8, the fire extinguishing equipment room 11 is provided with a mixed liquid producing means 6. Further, in the fire extinguishing liquid distribution chamber 12, as shown in FIG. 9, there is arranged a distributing means 7 for distributing the mixed fire extinguishing liquid produced in the fire extinguishing equipment chamber 11 to the extinguishing target portion where the fire is occurring. In addition, the ventilation section 2n0 is on the same floor as the fire extinguishing section 2m1.
1 indicates the floor directly above the fire extinguishing compartment 2m1, ventilation floor 2n2 indicates the floor immediately above the fire extinguishing compartment 2m2, and so on.

The ventilation section 2j0 is on the same floor as the fire extinguishing section 2k1, the ventilation section 2j1 is on the floor immediately above the fire extinguishing section 2k1, the ventilation section 2j2 is on the floor immediately above the fire extinguishing section 2k2, ..., Sections 2j5, The floors directly above section 2k5 are shown.

The blowing means 4BP is provided on the first side (the bow) of the bow of the ship 1, as shown in FIGS. 7 and 8, on the left side of the bow when viewed from above. The blowing means 4APF, 4ASF are provided second from the bow at a predetermined distance from the blowing means 4BP, and the blowing means blowing means 4APF is on the left side toward the bow when viewed from above and the blowing means blowing means The 4ASFs are arranged on the left side of the bow as viewed from above.

The blowing means 4CP is the blowing means 4AP.
At a predetermined distance from F, 3rd from the bow of Ship 1,
It is provided on the left side of the bow when viewed from above. The air blowing means 4DP and 4DS are provided at a fourth distance from the bow with a predetermined distance from the air blowing means 4CP, and the air blowing means and the air blowing means 4DP are on the left side when viewed from the top of the figure, and the air blowing means and the air blowing means. The 4DSs are arranged on the left side of the bow as viewed from above.

The blowing means 4APR and 4ESR are provided at a fifth distance from the bow from the blowing means 4DP and 4DS, and the blowing means 4APR is located on the left side of the bow when viewed from above. Blower means Blower means 4ASR is on the left side of the bow when viewed from above,
Each is arranged.

Blowers 4APF, 4ASF, 4A
Most of PR, 4ASR, 4CP, 4DP, and 4DS are usually used as a blower fan. Blower 4B
P is a ventilator 4BP1 installed on the deck on the top floor,
Duct 4BP2 communicating with B zone 20B including section 2
Consists of. A dedicated multi-foaming means 30 is provided at the end of the duct 4BP2.

Further, the blower means 4APF is a ventilator 4AP.
F1,4APF2,4APF3,4APF4 and ventilation ventilation duct 4APF5,4AP which doubles as a fire extinguishing duct
It consists of F6, 4APF7 and 4APF8. An air / foam damper 41F and a foaming means 31F are provided at the end of the ventilation air duct 4APF1. An air / foam damper 42F and a foaming means 32F are provided at the end of the ventilation air duct 4APF2. Ventilation duct 4AP for ventilation
At the end of F3, the air / foam damper 43F and the foaming means 33 are provided.
F and are provided. An air / foam damper 44F and a foaming means 34F are provided at the end of the ventilation air duct 4APF4.

The blower means 4ASF also serves as a ventilation blower duct 4ASF1, 4ASF2, which also serves as a fire extinguishing duct.
4ASF3 and ventilators 4ASF5, 4ASF6, 4AS
It consists of F7 and 4ASF8. Ventilation duct 4AS
At the end of F1, the air / foam damper 45F and the foaming means 35 are provided.
F and are provided. An air / foam damper 46F and a foaming means 36F are provided at the end of the ventilation air duct 4APF2. An air / foam damper 47F and a foaming means 37F are provided at the end of the ventilation air duct 4APF3. A dedicated foaming means 38F is provided at the end of the ventilation air duct 4APF4. Blower means 4AP
F and the blower means 4ASF are in charge of extinguishing the area on the bow side of the A zone.

Further, the ventilation means 4APR is composed of ventilation ventilation ducts 4APR1 and 4APR which also serve as fire extinguishing ducts.
2,4APR3,4APR4 and fan 4APR5,4
It consists of APR6, 4APR7 and 4APR8. An air / foam damper 41 is provided at the end of the ventilation duct 4APR1.
R and foaming means 31R are provided. An air / foam damper 42R and a foaming means 32R are provided at the end of the ventilation duct 4APR2. Ventilation duct 4
An air / foam damper 43R and a foaming means 33R are provided at the end of the APR3. Ventilation duct 4APR
At the end of 4, the air / foam damper 44R and the foaming means 34R
And are provided.

Further, the ventilation means 4ASR has ventilation ventilation ducts 4ASR1, 4ASR2 which also serve as fire extinguishing ducts.
4ASR3 and ventilators 4ASR5, 4ASR6, 4AS
It consists of R7 and 4ASR8. Ventilation duct 4AS
At the end of R1, there are air / foam damper 45R and foaming means 35.
R and are provided. An air / foam damper 46R and a foaming means 36R are provided at the end of the ventilation air duct 4APR2.

At the end of the ventilation duct 4APR3 for ventilation,
An air / foam damper 47R and a foaming means 37R are provided. A dedicated foaming means 38R is provided at the end of the ventilation air duct 4APR4. The blower unit 4APR and the blower unit 4ASR are in charge of extinguishing the stern side half region of the A zone.

The blowing means 4CP is a ventilator 4CP.
1, 4CP2, 4CP3 and ventilation ventilation ducts 4CP4, 4CP5, 4CP6 which also serve as fire extinguishing ducts. An air / foam damper 49a and a foaming means 39a are provided at the end of the ventilation duct 4CP1. An air / foam damper 49 is provided at the end of the ventilation duct 4CP2.
b and foaming means 39b are provided. A dedicated foaming means 39d is provided at the end of the ventilation duct 4CP3. The blower means 4CP is in charge of extinguishing the area of the C zone on the bow side of the ship bottom.

Further, the blower means 4DS is a ventilator 4DS.
1, 4DS2 and ventilation ventilation ducts 4DS3, 4DS4 that also serve as fire extinguishing ducts. An air / foam damper 41D and a foaming means 31D are provided at the end of the ventilation air duct 4DS3. Ventilation duct 4DS4
An air / foam damper 42D and a foaming means 32D are provided at the end of the.

Further, the blower means 4DP is the ventilator 4DP.
1, 4DP2, and ventilation ventilation ducts 4DP3, 4DP4 that also serve as fire extinguishing ducts. An air / foam damper 45D and a foaming means 35D are provided at the end of the ventilation duct 4DP3. Ventilation duct 4DP4
A dedicated foaming means 36D is provided at the end of the. The blower 4DP and the blower 4DS are in charge of extinguishing the stern-side region of the D zone on the stern-side.

Further, with reference to FIG. 9, a high expansion foam fire extinguishing system for a vehicle carrier according to a second embodiment will be described.
A distribution means 7 is arranged in the fire extinguishing liquid distribution chamber 12.
This distributing means 7 can distribute the mixed liquid produced by the mixed liquid producing means 6 to the zone where the fire is occurring, by the distribution control signal from the fire extinguishing control panel (not shown). Further, the mixed liquid producing means 6 and the distributing means 7 are connected by a pipe 69.

The distributing means 7 is communicated with the foaming means 31F, ..., 38F through the pipes 8ASF, 8APF.
The distributing means 7 is in communication with the foaming means 31R, ..., 38R via the pipes 8ASR, 8APR. Distributing means 7
Is communicated with the foaming means 30 through the pipe 8BP. The distribution means 7 uses the foaming means 39 via the pipe 8CP.
a, 39b, 39c, respectively. The distribution means 7 is connected to the foaming means 31D, 32D via the pipe 8DP. The distribution means 7 is connected to the foaming means 35D and 36D via the pipe 8DS.

The mixed liquid producing means 6 has a foam stock solution tank 61 for storing a highly foamed fire extinguishing solution, a fresh water tank 62, a remote valve 63, a foam pump 64, and a fresh water side remote valve 6.
5, a remote valve 66 on the seawater side, a seawater inlet 67,
A water pump 68 for sending water for mixing with the fire extinguishing liquid,
A pipe 69, a mixing device 70 for mixing the fire extinguishing liquid and water to produce a mixed liquid, a cargo room remote valve 71, an engine room remote valve 72, and an engine room water pump 73 are provided. There is. Reference numerals 74 to 77 are pressure gauges, reference numerals 78 and 79 are pressure switches, reference numerals 80 and 81 are electromagnetic valves, reference numeral 82 is a flow rate adjusting valve, and reference numerals 85 and 86 are foaming means for an engine room.

Further, the foaming means 31F, ..., 38
F, foaming means 31R, ..., 38R, foaming means 39a, 3
9b, 39c, foaming means 30, foaming means 31D, 32
Since the D and the foaming means 45D and 46D have the same structure, the foaming means 31 having the suffix will be described as a representative, and the foaming means 31 will be the same as the body 16 as shown in FIGS. , A hull mounting flange 17 provided on the lower side of the body 16 in the figure, a duct mounting flange 18 provided on the upper side of the body 16 in the figure, a nozzle 19 horizontally provided inside the body 16, and a nozzle 19 provided on the lower side of the body 16. Foam net 20
And a net holding portion 21 and a current plate 22. The nozzle 19 is provided with a liquid flange 23, and a pipe is connected to the liquid flange 23.

In addition, although the fire extinguishing control panel and the fire sensor are not provided in the second embodiment, the fire extinguishing control panel (not shown) and the fire sensor (which are similar to those in the first embodiment) are operated. (Not shown). In the second embodiment, the fire extinguishing control panel operates similarly to the flowchart of FIG. 3 of the first embodiment, and based on the detection signal from the fire sensor, partial fire extinguishing, deck fire extinguishing, or compartment fire extinguishing is performed. Then, the mixed liquid producing means 6, the distributing means 7, and the blowing means 4 are driven and controlled based on the result of the determination.

According to the second embodiment having such a configuration, the same operational effect as that of the first embodiment can be obtained. Further, according to the second embodiment, it is possible to effectively and safely extinguish a fire in consideration of a peculiar structure such as a car carrier or a ship carrying a container provided with a refrigerating device. Moreover, according to the said 2nd Embodiment, ship stability can be improved compared with a carbon dioxide fire extinguishing facility. Furthermore, according to the second embodiment described above, the fire can be completely extinguished, being friendly to the environment and the human body, friendly to the automobile.

Further, according to the second embodiment, it is possible to perform initial fire extinguishing (local fire extinguishing is possible) which is important for fire extinguishing work. Further, in the present invention, the point is that the fire extinguishing control panel almost automatically processes a series of fire extinguishing activities from notification to extinguishing, and the scale of the fire is determined by the detection signal from the fire sensor. From this, the fire is extinguished according to the scale of the fire, and the fire can be surely extinguished, and the fire extinguishing is specifically configured so as not to uselessly extinguish the fire, and such a technical idea is within the scope of the present invention. .

[0070]

As described above, the present invention has the following effects. (1) An appropriate fire can be extinguished according to the scale of the fire. (2) Using a detection signal from the fire sensor, a series of controls from detection of fire occurrence to fire extinguishing operation to operation of the drainage device and operation of the air supply / exhaust device after fire extinguishing are performed almost automatically. The fire can be extinguished appropriately according to the location of the fire, and the damage to the fire can be minimized. (3) In the above-mentioned high expansion foam extinguishing equipment, since fresh water is used as water to be added to the high expansion foam extinguishing stock solution, at the initial extinguishing stage, there is no salt damage to the cargo that is not in fire. .

[Brief description of drawings]

FIG. 1 is a schematic diagram showing an example of a ship to which a high expansion foam extinguishing system for a vehicle carrier according to a first embodiment of the present invention is applied.

FIG. 2 is a block diagram showing a control system of the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 3 is a flowchart for explaining the operation of the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 4 is a view for explaining partial extinguishment of the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 5 is a view for explaining deck fire extinguishing of the high expansion foam fire extinguishing equipment for the vehicle carrier.

FIG. 6 is a view for explaining compartment fire extinguishing of the high expansion foam fire extinguisher equipment for the vehicle carrier.

FIG. 7 is a plan view showing a blowing system of a high expansion foam fire extinguishing system for a vehicle carrier according to a second embodiment of the present invention.

FIG. 8 is a cross-sectional view showing a blowing system of the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 9 is a diagram showing a piping system of the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 10 is a plan view of foaming means used in the high expansion foam extinguishing equipment for the vehicle carrier.

FIG. 11 is a side view of the foaming unit.

[Explanation of symbols]

1 Ship 2, 2a, 2b, 2c, 2d Multi-layer section 3, 3A, 3B, 3C, 3D Fire sensor 4A, 4B, 4C, 4D, 4APF, 4ASF, 4AP
R, 4ASR, 4BP, 4CP, 4DS, 4DP Blower means 5Aa, 5Ab, 5Ac, 5Ad, 5Ba, 5Bb, 5
Bc, 5Bd, 5Ca, 5Cb, 5Cc, 5Cd, 5D
a, 5Db, 5Dc, 5Dd Ventilation opening and bubble ejection opening 6 Mixed liquid manufacturing means 7 Distributing means 8A, 8B, 8C, 8D Piping 9 Fire suppression control panel (fire suppression control means) 16 Body 17 Ship mounting flange 18 Duct mounting flange 19 Nozzle 20 Foaming net 22 Straightening plate 23 Liquid flange 61 Foam stock solution tank 62 Fresh water tank 64 Foam pump 65 Fresh water side remote valve 66 Sea water side remote valve 68 Water pump 70 Mixing device

─────────────────────────────────────────────────── --- Continuation of the front page (56) References JP-A-5-168726 (JP, A) JP-A-5-146523 (JP, A) JP-A-11-4904 (JP, A) JP-A-62-1 243569 (JP, A) JP-A-11-197264 (JP, A) JP-B-50-13597 (JP, B1) (58) Fields investigated (Int.Cl. ⁷ , DB name) A62C 3/10 A62C 27 / 00-39/00 B63B 25/00 B63J 5/00

Claims (5)

(57) [Claims] 1. A foam fire extinguishing system capable of extinguishing the inside of a barge of a multi-layer deck type vehicle carrier with high expansion bubbles, which comprises a fire sensor capable of effectively detecting a fire occurring on each deck inside the barge and a high expansion foam extinguisher. A stock solution is stored, and in the event of a fire, a mixed solution manufacturing means for manufacturing a mixed extinguishing solution in which the fire extinguishing solution and water are mixed, and the mixed digestive solution manufactured by the mixed solution manufacturing means are supplied to a fire extinguishing target location. Distributing means, a blowing means capable of blowing foaming air individually to the space partitioned by the deck and the partition in the barge, and in the vicinity of the extinguishing target side opening of each blowing means, respectively. Foaming means for arranging the mixed extinguishing liquid with high expansion bubbles, and detecting signals from the respective fire sensors are taken in, and partial extinguishing, deck extinguishing or compartment extinguishing is selected according to these detecting signals. The liquid mixture producing means according to the selection,
Fire extinguishing control means for driving and controlling the distributing means and the air blowing means, wherein the fire extinguishing control means is a detection signal from the fire extinguishing sensor.
Based on the
Display the fire position on the display panel to generate bubbles
Select partial fire, deck fire or compartment fire as a zone
The air blower that should be operated based on the selection result.
In addition to selecting individually, switching control of distribution means,
At the same time, operate the foam pump to expand the foam in the area to be extinguished.
High expansion foam fire-extinguishing system for a vehicle carrier which is characterized in that so as to release. 2. The mixed solution producing means is capable of delivering fresh water or seawater in a fresh water tank for storing fresh water as water, and the fire extinguishing control means is provided to the mixed solution producing means at an initial stage of extinguishing a fire. On the other hand, when a signal is sent to the mixed solution producing means to send fresh water to the mixed liquid producing means, and a signal notifying that the fresh water in the fresh water tank has reached the lower limit is received,
The high expansion foam extinguishing equipment for a vehicle carrier according to claim 1, further comprising means for giving a command for sending out seawater to the liquid mixture producing means. 3. The ship is equipped with an exhaust ventilator.
The fire extinguishing control means drives the exhaust air blower and a means for stopping and controlling the mixed liquid producing means, the distributing means and the air blowing means when a fire extinguishing confirmation signal is input.
High-expansion foam extinguishing equipment for a vehicle carrier according to claim 1, further comprising: a control means . 4. The exhaust fan also serves as the air blower.
However, the air blower normally ventilates the predetermined space.
In the event of a fire, an air path switching hand that supplies air to the foaming means side
A step is provided in the vicinity of the foaming means to control the fire extinguishing.
The means, when the extinguishing confirmation signal is input,
The air passage is controlled while controlling the means to perform ventilation operation.
The high expansion foam fire extinguishing equipment for a vehicle carrier according to claim 3 , further comprising means for controlling switching of the switching means to the side of the predetermined space . 5. A water pump operates as the fire extinguishing control means.
Extinguishing bilge using the bilge discharge system after a certain period of time
High expansion foam fire-extinguishing system for a vehicle carrier of claim 1, wherein the discharging the.