TW201703812A - Fire extinguishing equipment which is capable of providing a sufficient amount of water, which will not be retarded by the flame broken out from a car, to the interior of the car - Google Patents

Abstract

The present invention aims to provide a fire extinguishing equipment, which is capable of providing a sufficient amount of water, which will not be retarded by the flame broken out from a car, to the interior of the car. This invention provides a fire extinguishing equipment which is installed in the indoor parking lot, and comprises a first pipe connected to a pressurized pumping water device via a water flow detection device; a heat-sensitive release joint which is arranged on a ceiling surface of the indoor parking lot; a second pipe connected to the aforesaid first pipe via the heat-sensitive release joint and having an extension portion extended from the ceiling surface of the indoor parking lot toward the ground surface; and an open-type water spray head connected to the extension portion of the second pipe and in the neighborhood of the car.

Description

Fire extinguishing equipment

The present invention relates to a fire extinguishing apparatus.

A fire extinguishing apparatus in which a water jet head is provided in a high ceiling is known (refer to Patent Document 1).

[Previous Technical Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open Publication No. 2001-95944

However, in the above-described prior art fire extinguishing apparatus, the water potential of the water ejected from the water jet head is weakened by the air resistance or the like before reaching the vehicle.

The above problem is solved, for example, by the following mechanism. That is, a fire extinguishing apparatus characterized in that it is installed in an indoor parking lot, and includes: a first pipe connected to the pressurized water supply device via a water detecting device; and a heat-sensitive opening joint installed in the ceiling of the indoor parking lot The second pipe is connected to the first pipe via the heat-sensitive open joint, and includes an extending portion extending from the ceiling surface side of the indoor parking lot toward the ground side, and an open water spray head connected to the second pipe The extension is close to the car.

According to the fire extinguishing device described above, a sufficient amount of water can be reached to the inside of the car with a water potential that does not lose to the fire of the fire emitted from the automobile.

1‧‧‧Fire extinguishing equipment

2‧‧‧Fire extinguishing equipment

3‧‧‧Fire extinguishing equipment

10‧‧‧Pressure water supply device

20‧‧‧Water detection device

30‧‧‧1st piping

40‧‧‧heat-sensitive open connector

50‧‧‧2nd piping

50a‧‧‧Extension

50b‧‧‧Front along the ceiling

60‧‧‧3rd piping

71(70)‧‧‧Open water spray head

72(70)‧‧‧Open water spray head

80‧‧‧Open water spray head

90‧‧‧Closed water spray head

100‧‧‧Water storage tank

D1‧‧‧ deflector

D2‧‧‧ deflector

11‧‧‧ opening angle

22‧‧‧ opening angle

Fig. 1 is a schematic view showing a fire extinguishing apparatus of the first embodiment.

Fig. 2 is a schematic view showing a fire extinguishing apparatus of the second embodiment.

Fig. 3 is a schematic view showing a fire extinguishing apparatus of the third embodiment.

Figure 4A is a schematic top plan view of a baffle near an open water spray head of a car.

Figure 4B is a cross-sectional view taken along line A-A of Figure 4A.

Fig. 5A is a schematic plan view of a baffle of an open type (closed type) water spray head disposed above a car.

Figure 5B is a cross-sectional view taken along line B-B of Figure 5A.

[Fire extinguishing apparatus 1 of Embodiment 1]

Fig. 1 is a schematic view showing a fire extinguishing apparatus of the first embodiment. As shown in FIG. 1, the fire extinguishing apparatus 1 of the first embodiment is installed in a fire extinguishing apparatus of an indoor parking lot, and includes a first pipe 30 connected to the pressurized water supply device 10 via a running water detecting device 20, and a heat-sensitive opening joint 40. The second pipe 50 is connected to the first pipe 30 via the heat-sensitive open joint 40, and has an extending portion 50a extending from the ceiling surface side of the indoor parking lot toward the ground side; and an open water spray. The head 70 is connected to the extension portion 50a of the second pipe 50 and is close to the automobile. The details will be described below.

(indoor parking lot)

The indoor parking lot refers to, for example, a parking lot installed in a building such as a building or an apartment. The indoor parking lot has, for example, a plurality of parking spaces (for example, a sash painted on the ground with white lines, and various layers of a mechanical indoor parking lot), and can park, for example, one car in each parking space (for example, a general car or a small car). ,locomotive). Furthermore, the car can be a gasoline car or a new car such as a fuel cell car.

(pressurized water supply device 10)

The pressurized water supply device 10 is water that is stored in the water storage tank 100 or supplied from the fire hydrant. The device that is transported to the first pipe 30 at a specific pressure. The specific pressure is not particularly limited, but is preferably in the range of, for example, 0.35 MPa or more and 1.4 MPa or less. For the pressurized water supply device 10, for example, a pump, a pressure tank, or the like can be used. The water storage tank 100 is installed, for example, on the underground of a tall building.

(water detecting device 20)

The flowing water detecting device 20 is a device that detects the flowing water in the first pipe 30. It is possible to determine whether or not a fire has occurred by detecting the running water in the first pipe 30. For the flowing water detecting device 20, for example, an automatic alarm valve type, an actuated valve type, or a paddle type can be used.

(1st pipe 30)

For the first pipe 30, for example, a steel pipe can be used. The first pipe 30 is connected to the pressurized water supply device 10 via the flowing water detecting device 20. Between the first pipe 30 and the pressurized water supply device 10, as long as the flow detecting device 20 is placed, another device other than the flowing water detecting device 20 can be inserted.

(heat sensitive open connector 40)

The heat-sensitive open joint 40 is a device having a closed portion and a sensing portion, and the closed portion closes a flow path between the first pipe 30 and the second pipe 50, and the sensing portion senses a specific amount. In the case of the above heat, the flow path between the first pipe 30 and the second pipe 50 is opened. Devices having only a closure (eg, open valves) or devices having only a sensing portion are excluded from the thermal open connector 40.

The thermal open connector 40 is installed on the ceiling of the indoor parking lot. Specifically, the heat-sensitive open joint 40 is provided, for example, so as to satisfy the condition that 0<the heat-sensitive open joint 40 and the ceiling surface are the shortest distance ≦30 cm. In the event of a car fire, the air around the car will heat up to create a hot updraft towards the ceiling, and the hot ascending air that reaches the ceiling will expand along the ceiling. Therefore, if the heat-sensitive open joint 40 is installed in the ceiling of the indoor parking lot, the fire generated in the indoor parking lot can be quickly detected.

The thermal open connector 40 can also be used regardless of the parking position of the car (included in the indoor parking lot) It is provided in the case of a parking space of a horizontal width and a vertical width which is substantially the same as the horizontal width and the vertical width of the automobile, and is preferably the same as the parking space, but is preferably disposed at a position in consideration of the parking position of the automobile. It is preferably placed above the right side of the parking position of the car, above the left side, above the front side or above the back side. In a car fire, a fire source is often present inside the car, and the above-mentioned hot updraft is easily generated on the right side, the left side, the front side, or the rear side of a car having a window or an engine room. Therefore, if the heat-sensitive open joint 40 is provided at the above position, the fire generated in the indoor parking lot can be detected more quickly.

(2nd pipe 50)

For the second pipe 50, for example, a steel pipe can be used. The second pipe 50 is connected to the first pipe 30 via the heat-sensitive open joint 40 . Between the first pipe 30 and the second pipe 50, as long as the heat-sensitive open joint 40 is interposed, another device other than the heat-sensitive open joint 40 may be interposed.

The second pipe 50 has an extending portion 50a that extends from the side of the ceiling of the indoor parking lot toward the ground side. By providing the extension portion 50a in the second pipe, the open water spray head 70 can be placed close to the vehicle. Further, the second pipe 50 may have a ceiling portion 50b or the like provided along the ceiling surface of the indoor parking lot in addition to the extension portion 50a.

The specific length of the extending portion 50a is not particularly limited as long as it has a length that allows the open water spray head 70 to approach the automobile. Further, the extending portion 50a may be formed in various shapes such as a linear shape, a curved shape, or the like.

(Open water spray head 70: close)

The open water spray head 70 is a water spray head that does not have a heat sensitive portion and is always open at the outlet. The open water spray head 70 includes, for example, a nozzle connected to the second pipe 50 and a baffle sprayed with water sprayed from the nozzle.

The open water spray head 70 is connected to the extending portion 50a of the second pipe 50 and is close to the automobile. By bringing the open water spray head 70 closer to the automobile, the water potential of the water sprayed from the open water spray head 70 can be prevented from being reduced by the air resistance or the like before reaching the vehicle. weak.

The degree of closeness of the open water spray head 70 to the automobile (the shortest distance between the open water spray head 70 and the automobile) is not particularly limited, but is preferably 1 cm or more and 2 cm or less, more preferably 3 cm or more and 90 cm or less, and further It is preferably 44 cm or more and 46 cm or less, and is preferably about 45 cm. If the shortest distance is within the ranges, the open water spray head 70 can be prevented from interfering with the automobile, and a sufficient amount of water can be reached to the inside of the automobile with a water potential that does not lose to the fire of the fire emitted from the automobile. Furthermore, the open water spray head 70 can be connected to any portion of the extending portion 50a as long as it is close to the automobile, for example, it can be connected to the extended root side of the extending portion 50a, or can be connected to the extended front end portion. It can also be connected to the front end of the extension.

The number of the open water spray heads 70 is not particularly limited, and may be one or more. For example, in the present embodiment, the open type water spray head 70 is provided with two open type water spray heads 70 (an open type water spray head 71 provided on the right side of the automobile, and an open type water spray provided on the left side of the automobile). Head 72), but this is an example. Further, the open water spray heads 70 may be provided on the right side and the left side, respectively, for example, on the front side and the rear side, or on the right side, the left side, the front side, and the rear side, respectively.

The open water spray head 70 may be provided so as to sprinkle water toward the floor side of the indoor parking lot, or may be sprayed toward the side of the ceiling. Alternatively, it can be set to be sprayed toward a car close to it.

(Open water spray head 80: above)

The fire extinguishing apparatus 1 may further include an open water spray head 80 in addition to the open water spray head 70. The open water spray head 80 is connected to the second pipe and is disposed above the automobile. In this way, it is possible to sprinkle water from the upper side of the car toward the car in a curtain-like manner so as to surround the car having the fire source, so that it is possible to effectively prevent the spread to the adjacent car. Further, the open type water spray head 80 provided above the automobile may be disposed near or not at the position of the automobile. If an example is given, the open water spray head 80 can be set For example, the shortest distance to the ceiling surface of the indoor parking lot is, for example, 30 cm or less.

As described above, in the fire extinguishing apparatus 1 of the first embodiment, the second pipe includes the extending portion 50a extending from the ceiling surface side of the indoor parking lot toward the ground side, and the open type water spray head 70 is connected to the extending portion of the second pipe 50. 50a, and close to the car. Therefore, according to the fire extinguishing apparatus 1 of the first embodiment, it is possible to prevent the water potential of the water ejected from the open type water spray head 70 from being weakened by the air resistance or the like before reaching the vehicle. Thereby, a sufficient amount of water can be reached to the inside of the car with a water potential that does not lose to the fire of the fire ejected from the car.

[Fire extinguishing device 2 of Embodiment 2]

Fig. 2 is a schematic view showing a fire extinguishing apparatus of the second embodiment. As shown in FIG. 2, the fire extinguishing apparatus 2 of the second embodiment differs from the fire extinguishing apparatus 1 of the first embodiment in that the indoor parking lot is a plurality of mechanical indoor parking lots, and is included as the open type water spray head 70. A plurality of open water spray heads 71, 72 of the cars adjacent to each floor. According to the fire extinguishing apparatus 2 of the second embodiment, a sufficient amount of water can be reached to the inside of the vehicle in the same manner as the fire extinguishing apparatus 1 of the first embodiment without the water potential of the fire that is not emitted from the fire of the automobile.

(closed water spray head 90)

Further, as shown in FIG. 2, the fire extinguishing apparatus 2 of the second embodiment may include a third pipe 60 that is connected to the first pipe 30 without passing through the heat-sensitive open joint 40, and a closed water spray head 90 that is connected. It is placed on the third pipe and is placed above the topmost car. In this way, it is possible to sprinkle water from the upper side of the car toward the car in a curtain-like manner so as to surround the car having the fire source, so that it is possible to effectively prevent the spread to the adjacent car. Further, the closed type water spray head 90 may be disposed near or not at the position of the automobile. As an example, the closed type water spray head 90 can be installed, for example, at a position where the shortest distance from the ceiling surface of the indoor parking lot is, for example, 30 cm or less.

The closed type water spray head 90 is a water spray head that includes a heat sensitive portion, and is closed at an ordinary time, and senses a certain amount or more of heat in the heat sensitive portion. The shape makes the exit open. The closed water spray head 90 includes, for example, a nozzle connected to the third pipe 60, a closed portion that closes the outlet of the nozzle, and a sensing portion that is closed based on the case where a certain amount of heat is sensed. The closure of the part; and the baffle, which sprays water from the nozzle.

[Fire extinguishing device 3 of Embodiment 3]

Fig. 3 is a schematic view showing a fire extinguishing apparatus of the third embodiment. As shown in Fig. 3, the fire extinguishing apparatus 3 of the third embodiment differs from the fire extinguishing apparatus 2 of the second embodiment in that the open water spray head 70 is not provided at a position close to the uppermost car, and instead, it must be A closed water spray head 90 is disposed above the uppermost car. According to the fire extinguishing apparatus 3 of the third embodiment, a sufficient amount of water can be reached to the inside of the vehicle in the same manner as the fire extinguishing apparatus 2 of the second embodiment without the water potential of the fire that is not emitted from the fire of the automobile.

[opening angle of the deflector]

Fig. 4A is a schematic plan view of a baffle near an open type water spray head of a car, and Fig. 4B is a cross-sectional view taken along line A-A of Fig. 4A. 5A is a schematic plan view of a baffle of an open type (closed type) water spray head provided above the automobile, and FIG. 5B is a cross-sectional view taken along line B-B of FIG. 5A. As shown in FIGS. 4A, 4B, 5A, and 5B, the opening angle θ2 of the deflector D2 of the open type (closed type) water spray heads 80, 90 disposed above the automobile is preferably closer to the automobile. The opening angle θ1 of the deflector D1 of the open water spray head 70 is small. In this way, the open (closed) water spray heads 80, 90 disposed above the car are narrower in the sprinkling area, and therefore can be placed from the top of the car toward the car in a manner surrounding the vehicle having the fire source. The curtain is sprinkled with water. Moreover, since the sprinkling water area of the open type water spray head 70 close to the automobile is wide, it is possible to sprinkle water toward the adjacent car, and it is possible to effectively prevent the spread to the adjacent car.

The embodiment has been described above, but the description is not limited to the configuration described in the patent application.

1‧‧‧Fire extinguishing equipment

10‧‧‧Pressure water supply device

20‧‧‧Water detection device

30‧‧‧1st piping

40‧‧‧heat-sensitive open connector

50‧‧‧2nd piping

50a‧‧‧Extension

50b‧‧‧Front along the ceiling

70‧‧‧Open water spray head

71‧‧‧Open water spray head

72‧‧‧Open water spray head

80‧‧‧Open water spray head

100‧‧‧Water storage tank

Claims (10)

A fire extinguishing apparatus characterized in that it is installed in an indoor parking lot, and includes: a first pipe connected to the pressurized water supply device via a water detecting device; and a heat sensitive open joint installed in the ceiling surface of the indoor parking lot; a pipe that is connected to the first pipe via the heat-sensitive open joint, and includes an extending portion that extends from the ceiling surface side of the indoor parking lot toward the ground side, and an open water spray head that is connected to the extension of the second pipe And close to the car. The fire extinguishing apparatus according to claim 1, wherein the open type water spray head comprises: an open type water spray head provided on a right side of the automobile; and an open type water spray head provided on a left side of the automobile. The fire extinguishing apparatus according to claim 1 or 2, wherein the open type water spray head comprises: an open type water spray head provided on a front side of the automobile; and an open type water spray head provided on a rear side of the automobile. The fire extinguishing apparatus according to any one of claims 1 to 3, further comprising an open type water spray head, wherein the open type water spray head is connected to the second pipe, and is provided Above the above car. The fire extinguishing device of claim 4, wherein the opening angle of the deflector of the open type water spray head disposed above the automobile is smaller than the opening angle of the deflector adjacent to the open type water spray head of the automobile. The fire extinguishing apparatus of claim 1, wherein the indoor parking lot is a mechanical indoor parking lot of a plurality of floors, and As the above-mentioned open type water spray head, a plurality of open type water spray heads close to the automobile of each layer are provided. The fire extinguishing apparatus of claim 1, wherein the indoor parking lot is a plurality of mechanical indoor parking lots, and the open water spray head is provided with a plurality of open water spray heads close to the automobile in a layer other than the uppermost layer. The fire extinguishing apparatus according to claim 6 or 7, comprising: a third pipe connected to the first pipe without passing through the heat-sensitive open joint; and a closed water spray head connected to the third pipe and provided in the third pipe Above the top car. The fire extinguishing device of claim 8, wherein the opening angle of the deflector of the closed type water spray head disposed above the automobile is smaller than the opening angle of the deflector adjacent to the open type water spray head of the automobile. The fire extinguishing apparatus according to any one of claims 1 to 9, wherein the heat-sensitive open joint is disposed above a right side of the parking position of the automobile, a left upper side, a front side upper side, or a rear side upper side.