JP3044215U - Multi-function fire water box - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: To provide a multifunctional fire fighting water box in which the water drop point is controlled, the best fire extinguishing efficiency is obtained, and water replenishing work of the water box is performed quickly and easily. A hollow container used to store a liquid fire extinguisher is provided inside the box. Injection device 3
No. 0 is installed on the top of the box body 10 and has a drive pump 31 and a jet nozzle 32. Among them, the drive pump 31 drives the fire extinguishing agent of the box body 10 by control and ejects it from the jet nozzle 32. The nozzle 32 can rotate at multiple angles by the rotating member 33. The winding device 40 is provided with a driving member 41, a transmission member, two winding wheels 43, and a wire rope on the winding wheel 43. The pumping device has a pumping port opened at the bottom of the box 10, and a gravity sealing member is arranged at the pumping port. The gravity sealing member seals the pumping port by gravity or separates the pumping port by buoyancy. You can

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a fire extinguishing system for extinguishing a fire, and more specifically, to a multifunctional fire fighting water box.

[0002]

[Prior art]

 In general, when a fire occurs in a forest, it is difficult for firefighters and fire engines to go to that point due to geothermal heat, and helicopters are often used to carry the water box to that point to carry out fire extinguishing in the air. ing. This traditional water box is a simple water box with a water outlet at its bottom end, which, if applied, is tied up and lifted by a helicopter, and when the fire site is reached, the water box's water outlet is opened. , Water falls to the site by the free fall method, and the fire is extinguished as shown in Fig. 1.

[0003]

[Problems to be solved by the device]

 However, the above work and structure have the following drawbacks. When a fire occurs in a forest, the fire site has the characteristic that it spreads over a large area and in multiple directions due to the effects of mountain wind and dryness. For this reason, it is better to drop the water on a certain point, but in the above structure, the free-falling water is affected by wind force and helicopters not approaching the site so much, and the uncertainty that the drop point cannot be reliably grasped There is a blind spot and the fire extinguishing work is not efficient.

After the water in the water box has been dropped, the helicopter must return to the original point, lower the water box, tie a new water box and return to the fire site, but such work delays the fire fighting operation, and take time. The present invention has been made to solve the above-mentioned drawbacks, and an object of the present invention is to provide a multifunctional fire fighting water box in which the water drop point is controlled and the best fire extinguishing efficiency is obtained.

Another object of the present invention is to provide a multi-functional fire fighting water box in which replenishment work of water in the water box is performed quickly and easily.

[0006]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the multifunctional fire fighting water box of the present invention includes the following. Inside the box, there is a hollow bag used to hold the liquid fire extinguisher. An injector, which is installed on the top of the box, has a drive pump and a jet nozzle, of which the drive pump controls the box's extinguishant to expel from the jet nozzle and The jet nozzle can rotate at multiple angles by the rotating member. The hoisting device, which is provided with a drive member, a transmission member, two hoisting wheels and a wire rope on the hoisting wheels. A pumping device, which is provided with a pumping inlet at the bottom of its box, in which a gravity sealing member is arranged, which gravity sealing member closes the pumping inlet by gravity or by buoyancy. The pumping port can be separated.

[0007]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the drawings. First, as shown in FIGS. 2 to 6, a multifunctional fire fighting water box according to an embodiment of the present invention generally includes a box body 10, an injection device 30, a hoisting device 40, and a pumping device 50. The box 10 is a closed shell made of metal, and a hollow bag 11 used for containing a liquid fire extinguisher (for example, a foam mixture) is provided inside the box 10. On the top of it, a control stand 13, a flat stand 12 used for fixing the injection device 30 and the hoisting device 40 are provided. Among them, the control stand 13 is provided with a power switch for a driving body of each device. Further, a large number of wheels 14 are provided at the lower end of the box body 10 so that the box body 10 can travel on the ground.

As shown in FIG. 2, the injection device 30 includes a drive pump 31, a jet nozzle 32, two rotating members 33 and a positioning member 34, of which the drive pump 31 is a hollow tube of the box body 10 formed by a water pipe. The power supply switch of the drive pump 31 connected to the bag 11 up to the jet nozzle 32 is installed on the control base 13 or is remotely controlled. The jet nozzle 32 can obtain multi-angle rotation by installing the rotating members 33 that are perpendicular to each other (the rotating member 33 is a conventional one, so the description is omitted here). In the positioning member 34, the connecting rod 341 is extended in the rotating member 33. The connecting rod 341 overlaps with the stack pipe 342, and the set pipe 343 is installed in the weight pipe 342. Depending on demand, the stack pipe 342 is fixed to the connecting rod 341, and the two connecting rods 341 are positioned at a predetermined angle, that is, the jet nozzle 32 is set at a certain angle.

A hoisting device 40 is provided with a drive member 41, a transmission member 42, two hoisting wheels 43 and a wire rope 44 on a hoisting wheel 43. Among them, the driving member 41 connects power to the transmission member 42 by a motor and a speed reducer, and the transmission member 42 is provided with a speed reducer and a chain 421. The chain 421 is connected to the hoisting wheel 43 to wind the car. The wheel 43 is driven and rotated by the drive member 41, and the hoisting wheels 43 are installed on both sides of the box 10. The power switch of the drive motor 41 is installed on the control stand 13 or is remotely controlled. One end of the wire rope 44 is wound around a hoisting wheel and the other end is wound around a hoisting device, which may be a helicopter, an airplane, or a crane. The installation of the hoisting device 40 controls the distance between the box 10 and the lifting device.

As shown in FIG. 6, the pumping device 50 is provided with pumping inlets 51 on both sides of the bottom of the box body 10, and a gravity sealing member 52 is provided at the upper end of each pumping inlet 51. The gravity sealing member 52 has a hollow metal sealing block 521 slightly larger than the area of the pumping port 51, and a packing 522 for sealing the pumping port 51 is provided around the lower end surface of the metal sealing block 521. The gravity sealing member 52 is designed to have a fixed density as a whole, so that it can be detached from the pumping port 51 by the buoyancy of water in water. Further, a plurality of inverted stoppers 53 are installed upward at the upper end on the circumferential side of each pumping inlet 51, and the stopper 53 restricts the gravity sealing member 52 to the upper end of the pumping water inlet 51 and moves it linearly. Limit the maximum distance from the water outlet 51.

By combining the above-mentioned members, the working mode of the present invention is as follows. Fixed position fire extinguishing work mode: First, as shown in Fig. 7, the wire rope 44 of the hoisting device 40 is wound around the fixed base of the helicopter, and in this case, the fire extinguisher box full of extinguishant is carried to the forest fire site. To do. The fireman then stands on the flat stand 12 of the box 10 and moves the drive pump 31 to inject the extinguishant from the jet nozzle 32. In this case, the fireman holds the jet nozzle 32 and injects it at a certain place on the site. Extinguish the fire. If it is desired to keep the angle of the jet nozzle 32 constant, the jet nozzle 32 may be rotated to a fixed position and the set bolt 343 of the positioning device 34 may be tightened.

Rapid and simple fire extinguishing agent replenishment work mode, as shown in FIG. 8, when the fire extinguishing agent in the box 10 is used up, the helicopter is jumped to a lake or seaside in the mountains or a large water pond, and the box 10 is removed. You can drop it down in deep water. It should be noted here that the top end of the box 10 should not be lower than the surface of the water, and other devices should not be submerged in the water. Therefore, the movement work in this case is divided into a large movement mode in which the helicopter directly descends and a small movement adjustment mode in the hoisting device 40. When the box 10 is submerged in the deep water, the water pressure of the deep water causes the gravity sealing member 52 to move away from the pumping port 51, and the water enters the hollow bag 11 of the box 10 to a predetermined height. If the helicopter flies away from the surface of the water again, the gravity sealing material 52 again closes the pumping port 51, so the work is quick and easy. As a result of demonstrating the model, it was possible to complete the replenishment work in 15 seconds.

Here, the above-mentioned member of the present embodiment is a basic member of the present invention, and in the present invention, a seawater plate having a fixed height is further attached to the top end of the box body so that the device does not get wet. You can It is also possible to mount a water level measuring and displaying device in the box, or to mount a servo motor and a monitoring camera on a rotating member, such as a wireless automatic control device that does not require direct manual operation, to perform monitoring or tracking work.

As described above, the functional characteristics of the multifunctional fire fighting water box of the present invention can certainly achieve the expected purpose.

[Brief description of the drawings]

FIG. 1 is a schematic view of a conventional aerial fire extinguishing mode.

FIG. 2 is a front view of one embodiment of the present invention.

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a plan view of FIG. 2;

FIG. 5 is a partial external perspective view showing the structure of the injection device according to the embodiment of the present invention.

FIG. 6 is a partial cross-sectional view showing a box body pumping device according to an embodiment of the present invention.

FIG. 7 is a schematic cross-sectional view showing a state in which an embodiment of the present invention is applied to air fire extinguishing.

FIG. 8 is a schematic cross-sectional view showing a state in which the box body according to the embodiment of the present invention is applied to a pumping state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Box body 13 Control stand 14 Wheels 30 Injection device 31 Drive pump 32 Jet nozzle 33 Rotating member 34 Positioning member 40 Winding device 41 Drive member 43 Winding wheel

Continuation of the front page (51) Int.Cl. ⁶ Identification number Office reference number FI technical display location B65D 88/54 B65D 88/54

Claims (10)

[Utility model registration claims] 1. A box, a jetting device, and a pumping device are provided, and a hollow bag used for placing a liquid fire extinguisher is provided inside the box. Is installed on the top of the box body and has a drive pump and a jet nozzle.The drive pump drives the fire extinguishing agent of the box body to eject from the jet nozzle by the control, and the jet nozzle is rotated by a rotating member to form a multi-angle. The pumping device is provided with a pumping inlet at the bottom of the box,
A multi-function fire water box, wherein a gravity sealing member is installed at the pump inlet, and the gravity sealing member can seal the pump inlet by gravity or separate the pump inlet by buoyancy. 2. A hoisting device is further provided, wherein the hoisting device is installed on the top surface of the box body, and has a driving member, two hoisting wheels, and a wire rope wound around the hoisting wheel. The multi-function fire fighting water box according to claim 1, which is connected to a wire rope of a hoisting wheel. 3. The gravity sealing member is a hollow metal encapsulation having a predetermined density and slightly larger than the area of the pumping inlet, and a lower end surface thereof is provided with packing for sealing the pumping inlet. The multi-function fire fighting water box according to claim 1, wherein a stopper that limits a movement path and a maximum distance of the gravity sealing member is installed on the circumferential side of the pumping inlet. 4. The multi-function fire brigade according to claim 1, wherein the jet nozzle is installed on a rotating member that is presented at two vertical angles, so that the jet nozzle can rotate at multiple angles. Water box. 5. A positioning member is further provided, and in the positioning member, the connecting rod is extended in each of the rotating members, and each connecting rod overlaps the lap pipe, and the set bolt is installed in the lap pipe. 2. The multi-function fire fighting water box according to claim 1, wherein the two connecting rods are set at fixed positions by turning the set bolt. 6. The multi-function fire fighting water box according to claim 1, wherein a waterproof plate is provided on the flat base peripheral side of the box body. 7. The multi-function fire fighting water box according to claim 1, wherein a water level measuring and displaying device is mounted in the box body. 8. The multi-function fire fighting water box according to claim 1, wherein a servo motor is provided in the rotating member. 9. The multifunctional fire fighting water box according to claim 1, wherein a surveillance camera is installed at a predetermined location outside the box body. 10. The multi-function fire fighting water box according to claim 1, wherein a large number of wheels used for traveling on the ground are installed at the bottom end of the box body.