Water fire extinguishing equipment

Abstract

The present invention provides an aquatic fire extinguishing device, comprising: a partition plate, a hose, a nozzle, a water pump, a bottom plate, a filter, a lifting mechanism, a circumferential rotating mechanism, a pitch rotating mechanism and a controller; a water inlet is formed in the middle of the bottom plate, and the filter covers and is fixed to the water inlet; the bottom plate is connected to the bottom end of the hose and the position of the water inlet corresponds to the nozzle of the hose; a through hole is formed in the middle of the partition plate, the hose is inserted into the through hole, the hose is connected to the water pump, and the water pump is connected to the partition plate through a support plate; the top of the hose is connected to the nozzle through a water outlet pipe; the nozzle is connected to the circumferential rotating mechanism through a pitch rotating mechanism; the circumferential rotating mechanism is connected to the upper surface of the partition plate; the bottom plate is connected to the partition plate through a lifting mechanism; the water pump, the lifting mechanism, the circumferential rotating mechanism and the pitch rotating mechanism are connected to the controller. A kind of aquatic fire extinguishing device of the present invention can timely extinguish the fire in the early stage after the dangerous situation occurs, and reduce the consumption of manpower and material resources.

Description

Technical Field

[0001] The invention relates to the field of fire extinguishing devices, in particular to an aquatic fire extinguishing device. Background Art

[0002] At present, with the continuous strengthening of ocean exploration, the problem of marine fire fighting is becoming more and more serious. Unlike onshore fire fighting, which can be done with mobile fire trucks, marine fire fighting also requires an intelligent carrying platform. Once a fire occurs at sea, it is very likely that it will not be possible to seek the intervention of fire fighting forces in time. Therefore, an intelligent water fire fighting device is needed, which can promptly extinguish the fire in the early stage after the danger occurs, reducing the consumption of manpower and material resources. Intelligent water fire fighting device, this operation method has low labor intensity and high efficiency, and in areas far away from the coastline, the cost of fire fighting will be greatly increased. Therefore, there is an urgent need for an intelligent water fire fighting device to speed up the handling of various fire hazards, so as to protect our marine environment and ensure the safety of people’s lives and property.

[0003] The current water fire extinguishing equipment has the following shortcomings:

[0004] 1. Existing water fire extinguishing devices are difficult to extinguish water fires in time, and require a long time to wait for rescue, which is inconvenient to use;

[0005] 2. Existing water fire extinguishing devices are difficult to combine with nearby water sources to extinguish fires, and it is difficult to conduct real-time intelligent monitoring of fires. Summary of the invention

[0006] In view of the above-mentioned deficiencies in the prior art, the present invention provides an aquatic fire extinguishing device, which can promptly extinguish the fire in the early stage after the dangerous situation occurs, thereby reducing the consumption of manpower and material resources.

[0007] In order to achieve the above-mentioned purpose, the present invention provides an aquatic fire extinguishing device, comprising: a partition plate, a hose, a nozzle, a water pump, a bottom plate, a filter, a lifting mechanism, a circumferential rotating mechanism, a pitch rotating mechanism and a controller; a water inlet is formed in the middle of the bottom plate, and the filter covers and is fixed to the water inlet; the bottom plate is connected to the bottom end of the hose and the position of the water inlet corresponds to the pipe mouth of the hose; a through hole is formed in the middle of the partition plate, and the hose is inserted into the through hole, the hose is connected to the water pump, and the water pump is connected to the partition plate through a support plate; the top of the hose is connected to the nozzle through a water outlet pipe; the nozzle is connected to the circumferential rotating mechanism through the pitch rotating mechanism; the circumferential rotating mechanism is connected to the upper surface of the partition plate; the bottom plate is connected to the partition plate through the lifting mechanism; the water pump, the lifting mechanism, the circumferential rotating mechanism and the pitch rotating mechanism are connected to the controller.

[0008] Preferably, the lifting mechanism includes two steel cables, two external gear winding devices, a bearing seat, an outer ring type rack, and a first stepper motor; the outer gear winding device includes an outer gear and a winding part; the first ends of the two steel cables are connected to the two sides of the base plate, and the second ends of the steel cables are respectively connected to the winding parts; the outer ring type rack can be rotatably connected to the upper surface of the partition plate along the center of a circle and is arranged on the periphery of the through hole; the first stepper motor is fixed to the partition plate through the first stepper motor seat; the bearing seat is fixed to the partition plate; the first stepper motor is transmission-connected to one of the external gear winding devices, and the other external gear winding device is pivotally connected to the bearing seat through a rotating shaft; the two external gear winding devices are opposite to each other on both sides of the outer ring type rack and the external gears of the two external gear winding devices are respectively meshed with the outer ring type rack; the first stepper motor is connected to the controller.

[0009] Preferably, clamping parts are formed on both sides of the bottom plate; it also includes two clamping mechanisms, which are arranged on both sides of the bottom surface of the partition plate and their positions correspond to the clamping parts; each of the clamping mechanisms includes a hydraulic cylinder, two hooks, two connecting rods and a limit switch; the tops of the two hooks are pivotally connected to the bottom of the partition plate, and the hydraulic cylinder is fixed to the bottom of the partition plate; the two connecting rods are connected between the inner sides of the two hooks and the telescopic rod of the hydraulic cylinder, and the connecting rod is pivotally connected to the hooks and the telescopic rod; the limit switch is fixed on the hooks; the limit switch and the hydraulic cylinder are connected to the controller.

[0010] Preferably, the circumferential rotation mechanism includes a second stepper motor, a second stepper motor seat, a pinion, an internal gear, an inner ring type cylindrical roller sleeve and an inner ring type guide rail; the second stepper motor is fixed to the partition plate through the second stepper motor seat; the second stepper motor is transmission connected to the pinion; the pinion is meshed with the internal gear; the internal gear cooperates with the inner ring type cylindrical roller sleeve, and the inner ring type cylindrical roller sleeve cooperates with the inner ring type guide rail; the inner ring type guide rail is connected to the partition plate and is arranged on the periphery of the through hole and the inner side of the outer ring type rack; the second stepper motor is connected to the controller.

[0011] Preferably, the pitch rotation mechanism includes a third stepper motor, a third stepper motor seat, a support frame, a connecting frame, a sensor bracket and an infrared sensor; the third stepper motor is welded to the support frame through the third stepper motor seat; the support frame is welded to the outer edge of the internal gear; the water outlet pipe is installed on the connecting frame, and the output shaft of the third stepper motor is welded to the connecting frame; the sensor bracket is sleeved on the bottom of the nozzle, and the infrared sensor is installed on the sensor bracket; the third stepper motor and the infrared sensor are connected to the controller.

[0012] Preferably, it also includes a spherical outer shell, the spherical outer shell forms a nozzle opening, the spherical outer shell is covered outside the support frame and the nozzle extends out from the nozzle opening; the bottom of the spherical outer shell is connected to the internal gear.

[0013] Preferably, it also includes a display screen, which is fixed on the upper surface of the partition plate and connected to the controller.

[0014] Preferably, a water level sensor is installed at the bottom of the hose, and the water level sensor is connected to the controller.

[0015] The present invention adopts the above technical solution, so it has the following beneficial effects:

[0016] 1. By fixing the filter on the bottom plate, garbage or aquatic plants can be prevented from entering the hose. The floor and the hose can be raised or lowered together through the steel cable, which is convenient for timely immersion in the water. When not in use, it can be stored for easy cleaning and maintenance. An outer ring rack is used to synchronize the movement of two symmetrical steel cables to achieve the effect of neat movement and avoid obstruction of the steel cable retraction and release. The hydraulic cylinder connects the connecting rod to control the opening and closing of the hook claw to achieve the storage of the bottom plate. It is efficient and convenient to use.

[0017] 2. An inner ring guide rail is used on the upper side of the partition plate to cooperate with an inner ring cylindrical roller sleeve and an internal gear to realize circular motion. The second stepper motor drives the small gear, and the small gear meshes with the internal gear to transmit motion and realize rotational motion. The combination of the two can achieve full coverage of the upper hemisphere of the partition plate. The infrared sensor on the nozzle can be set to perform timed sweeps for intelligent fire detection. It can also perform all-round fire extinguishing work when a fire occurs, reduce manpower and material resources, and extinguish the fire in its infancy. This device can be carried on the outside of the hull or on a fixed-wing drone for fire handling. If the distance is long, it can also be carried on a large helicopter for fire extinguishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural stereogram of an above-water fire extinguishing device according to an embodiment of the present invention;

[0019] Figure 2 A top view of an aquatic fire extinguishing device according to an embodiment of the present invention;

[0020] Figure 3 It is a front view of an above-water fire extinguishing device according to an embodiment of the present invention;

[0021] Figure 4 A side view of an above-water fire extinguishing device according to an embodiment of the present invention;

[0022] Figure 5It is a schematic diagram of the internal structure of the water fire extinguishing device of the embodiment of the present invention when the spherical shell is not installed;

[0023] Figure 6 A top view of the above-water fire extinguishing device according to an embodiment of the present invention when the spherical housing is not installed;

[0024] Figure 7 A bottom view of an above-water fire extinguishing device according to an embodiment of the present invention;

[0025] Figure 8 It is a structural schematic diagram of an external gear winding device according to an embodiment of the present invention;

[0026] Fig. 9 4 is a control flow chart of an embodiment of the present invention. DETAILED DESCRIPTION

[0027] The following is based on the attached Figures 1 to 9 , give the preferred embodiments of the present invention, and describe them in detail so that the functions and features of the present invention can be better understood.

[0028] See also Figures 1 to 9 , an aquatic fire extinguishing device according to an embodiment of the present invention comprises: a partition plate 1, a hose 2, a nozzle 3, a water pump 4, a bottom plate 5, a filter screen 6, a lifting mechanism 7, a circumferential rotating mechanism 8, a pitch rotating mechanism 9 and a controller; a water inlet is formed in the middle of the bottom plate 5, and the filter screen 6 covers and is fixed to the water inlet; the bottom plate 5 is connected to the bottom end of the hose 2 and the position of the water inlet corresponds to the pipe mouth of the hose 2; a through hole is formed in the middle of the partition plate 1, and the hose 2 is inserted into the through hole, and the hose 2 is connected to the water pump 4, and the water pump 4 is connected to the partition plate 1 through a support plate 10; the top of the hose 2 is connected to the nozzle 3 through a water outlet pipe; the nozzle 3 is connected to the circumferential rotating mechanism 8 through the pitch rotating mechanism 9; the circumferential rotating mechanism 8 is connected to the upper surface of the partition plate 1; the bottom plate 5 is connected to the partition plate 1 through the lifting mechanism 7; the water pump 4, the lifting mechanism 7, the circumferential rotating mechanism 8 and the pitch rotating mechanism 9 are connected to the controller. A water level sensor 11 is installed at the bottom of the hose 2, and the water level sensor 11 is connected to the controller.

[0029] The filter screen 6 is used to isolate marine debris outside the device.

[0030] Preferably, the lifting mechanism 7 includes two steel cables 71, two external gear winding devices 72, a bearing seat 73, an outer ring type rack 74, and a first stepper motor 75; the outer gear winding device 72 includes an outer gear 721 and a winding portion 722; the first ends of the two steel cables 71 are connected to the two sides of the base plate 5, and the second ends of the steel cables 71 are respectively connected to a winding portion 722; the outer ring type rack 74 can be rotatably connected to the upper surface of the partition plate 1 along the center of a circle and is arranged on the periphery of the through hole; the first stepper motor 75 is fixed to the partition plate 1 through the first stepper motor seat 76; the bearing seat 73 is fixed to the partition plate 1; the first stepper motor 75 is transmission-connected to an external gear winding device 72, and the other external gear winding device 72 is pivotally connected to the bearing seat 73 through a rotating shaft 77; the two external gear winding devices 72 are opposite to each other on both sides of the outer ring type rack 74 and the outer gears 721 of the two external gear winding devices 72 are respectively meshed with the outer ring type rack 74; the first stepper motor 75 is connected to the controller.

[0031] The cooperation of the two outer gear winding devices 72, the outer ring rack 74 and the first stepper motor 75 can realize the synchronous retraction and release of the steel cables 71 on both sides, so that the bottom plate 5 and the hose 2 can move horizontally synchronously.

[0032] Clamping parts 51 are formed on both sides of the bottom plate 5; it also includes two clamping mechanisms 11, which are arranged on both sides of the bottom surface of the partition plate 1 and their positions correspond to the clamping parts 51; each clamping mechanism 11 includes a hydraulic cylinder 111, two hooks 112, two connecting rods 113 and a limit switch 114; the tops of the two hooks 112 are pivotally connected to the bottom of the partition plate 1, and the hydraulic cylinder 111 is fixed to the bottom of the partition plate 1; the two connecting rods 113 are connected between the inner sides of the two hooks 112 and the telescopic rod of the hydraulic cylinder 111, and the connecting rods 113 are pivotally connected to the hooks 112 and the telescopic rod; the limit switch 114 is fixed on the hooks 112; the limit switch 114 and the hydraulic cylinder 111 are connected to the controller.

[0033] The hydraulic cylinder 111 cooperates with the hook 112 to realize the opening and closing of the hook 112. The hook 112 has a limit switch 114 inside the lower side, which can detect whether the bottom plate 5 is stored in a predetermined position. The hook 112 is convenient for storing the bottom plate 5 when not working, and the hook 112 is opened when working, releasing the bottom plate 5 and the hose 2 to be immersed in water. There is a water level sensor 11 at the bottom of the hose 2, which can give a signal to the controller to facilitate the operation of the water pump 4.

[0034] In this embodiment, the circumferential rotating mechanism 8 includes a second stepper motor 81, a second stepper motor seat 82, a pinion 83, an internal gear 84, an inner ring type cylindrical roller sleeve 85 and an inner ring type guide rail 86; the second stepper motor 81 is fixed to the partition plate 1 through the second stepper motor seat 82; the second stepper motor 81 is transmission connected with the pinion 83; the pinion 83 is meshed with the internal gear 84; the internal gear 84 cooperates with the inner ring type cylindrical roller sleeve 85, and the inner ring type cylindrical roller sleeve 85 cooperates with the inner ring type guide rail 86; the inner ring type guide rail 86 is connected to the partition plate 1 and is arranged on the periphery of the through hole and the inner side of the outer ring type rack 74; the second stepper motor 81 is connected to the controller.

[0035] Preferably, the pitch rotation mechanism 9 includes a third stepper motor 91, a third stepper motor seat 92, a support frame 93, a connecting frame 94, a sensor bracket 95 and an infrared sensor 96; the third stepper motor 91 is welded to the support frame 93 through the third stepper motor seat 92; the support frame 93 is welded to the outer edge of the internal gear 84; the water outlet pipe is installed on the connecting frame 94, and the output shaft of the third stepper motor 91 is welded to the connecting frame 94; a sensor bracket 95 is provided at the bottom of the nozzle 3, and an infrared sensor 96 is installed on the sensor bracket 95; the third stepper motor 91 and the infrared sensor 96 are connected to the controller.

[0036] The infrared sensor 96 is capable of detecting temperature conditions within a given area.

[0037] In this embodiment, a spherical outer shell 12 is further included. The spherical outer shell 12 forms a nozzle opening 121 . The spherical outer shell 12 is covered outside the support frame 93 and the nozzle 3 extends out of the nozzle opening 121 . The bottom of the spherical outer shell 12 is connected to the inner gear 84 .

[0038] It also includes a display screen 13, which is fixed on the upper surface of the partition plate 1 and connected to the controller.

[0039] The display screen 13 is used for display, which is convenient for user operation and can play the functions of emergency stop and manual-automatic switching.

[0040] An above-water fire extinguishing device according to an embodiment of the present invention operates as follows:

[0041] 1. By carrying the whole device on the outside of the hull or a fixed-wing UAV or a helicopter, the device can be carried. The program can be set through the controller to sweep the upper hemisphere of the partition plate 1 within a period of time. If a fire hazard is found, the hydraulic cylinder 111 is controlled to stretch a certain distance to open the hook 112. Next, the first stepper motor 75 starts to release the steel cable 71. When the steel cable 71 is released to a certain extent and the floor is immersed below the water surface, the water level sensor 11 of the hose 2 sends back a signal, and the first stepper motor 75 stops moving. For the area with abnormal temperature swept, water is pumped to extinguish the fire and cool down until the temperature returns to the normal range. The water pump 4 stops pumping water, and the first stepper motor 75 reverses to retract the steel cable 71. When the bottom plate 5 touches the limit switch 114 on the lower side of the hook 112, the hydraulic cylinder 111 contracts to drive the connecting rod 113, and the hook 112 is closed. The first stepper motor 75 stops working, and everything returns to the initial state.

[0042] 2. An inner ring guide rail 86 is used on the upper side of the partition plate 1 to cooperate with an inner ring cylindrical roller sleeve 85 and an inner gear 84 to realize circular motion. The third stepper motor 91 drives the connecting frame 94 to transmit and realize pitch motion. The combination of the two can achieve full coverage of the motion of the entire upper hemisphere of the partition plate 1. The sensor on the nozzle 3 can be set to perform timed sweeps for intelligent fire detection. It can also perform all-round fire extinguishing work when a fire occurs, reduce manpower and material resources, and extinguish the fire in its infancy. This device can be carried on the outside of the hull or on a fixed-wing drone for fire handling. If the distance is long, it can also be carried on a large helicopter for fire extinguishing.

[0043] The present invention is described in detail above in conjunction with the embodiments of the accompanying drawings. A person skilled in the art can make various variations of the present invention according to the above description. Therefore, certain details in the embodiments should not constitute a limitation of the present invention, and the scope of protection of the present invention shall be defined by the scope of the attached claims.

Claims

1. A water fire extinguishing device, characterized in that: include: A partition plate, a hose, a nozzle, a water pump, a bottom plate, a filter, a lifting mechanism, a circumferential rotating mechanism, a pitch rotating mechanism and a controller; a water inlet is formed in the middle of the bottom plate, and the filter covers and is fixed to the water inlet; the bottom plate is connected to the bottom end of the hose and the position of the water inlet corresponds to the pipe mouth of the hose; a through hole is formed in the middle of the partition plate, and the hose is inserted into the through hole, the hose is connected to the water pump, and the water pump is connected to the partition plate through a support plate; the top of the hose is connected to the nozzle through a water outlet pipe; the nozzle is connected to the circumferential rotating mechanism through the pitch rotating mechanism; the circumferential rotating mechanism is connected to the upper surface of the partition plate; The bottom plate is connected to the partition plate through the lifting mechanism; the water pump, the lifting mechanism, the circumferential rotation mechanism and the pitch rotation mechanism are connected to the controller.

2. The water fire extinguishing device according to claim 1, characterized in that: The lifting mechanism includes two steel cables, two external gear winding devices, a bearing seat, an outer ring rack, and a first stepper motor; the external gear winding device includes an external gear and a winding part; the first ends of the two steel cables are connected to the two sides of the base plate, and the second ends of the steel cables are respectively connected to the winding parts; the outer ring rack can be rotatably connected to the upper surface of the partition plate along the center of a circle and is arranged on the periphery of the through hole; the first stepper motor is fixed to the partition plate through the first stepper motor seat; the bearing seat is fixed to the partition plate; the first stepper motor is transmission-connected to one of the external gear winding devices, and the other external gear winding device is pivotally connected to the bearing seat through a rotating shaft; the two external gear winding devices are opposite to each other on both sides of the outer ring rack and the external gears of the two external gear winding devices are respectively meshed with the outer ring rack; the first stepper motor is connected to the controller.

3. The water fire extinguishing device according to claim 2, characterized in that: Clamping parts are formed on both sides of the bottom plate; it also includes two clamping mechanisms, which are arranged on both sides of the bottom surface of the partition plate and their positions correspond to the clamping parts; each of the clamping mechanisms includes a hydraulic cylinder, two hooks, two connecting rods and a limit switch; the tops of the two hooks are pivotally connected to the bottom of the partition plate, and the hydraulic cylinder is fixed to the bottom of the partition plate; the two connecting rods are connected between the inner sides of the two hooks and the telescopic rod of the hydraulic cylinder, and the connecting rod is pivotally connected to the hooks and the telescopic rod; the limit switch is fixed on the hooks; the limit switch and the hydraulic cylinder are connected to the controller.

4. The water fire extinguishing device according to claim 3, characterized in that: The circumferential rotation mechanism includes a second stepper motor, a second stepper motor seat, a pinion, an internal gear, an inner ring type cylindrical roller sleeve and an inner ring type guide rail; the second stepper motor is fixed to the partition plate through the second stepper motor seat; the second stepper motor is transmission connected to the pinion; the pinion is meshed with the internal gear; the internal gear cooperates with the inner ring type cylindrical roller sleeve, and the inner ring type cylindrical roller sleeve cooperates with the inner ring type guide rail; the inner ring type guide rail is connected to the partition plate and is arranged on the periphery of the through hole and the inner side of the outer ring type rack; the second stepper motor is connected to the controller.

5. The water fire extinguishing device according to claim 4, characterized in that: The pitch rotation mechanism includes a third stepper motor, a third stepper motor seat, a support frame, a connecting frame, a sensor bracket and an infrared sensor; the third stepper motor is welded to the support frame through the third stepper motor seat; the support frame is welded to the outer edge of the internal gear; the water outlet pipe is installed on the connecting frame, and the output shaft of the third stepper motor is welded to the connecting frame; the sensor bracket is sleeved on the bottom of the nozzle, and the infrared sensor is installed on the sensor bracket; the third stepper motor and the infrared sensor are connected to the controller.

6. The water fire extinguishing device according to claim 5, characterized in that: It also includes a spherical shell, which forms a nozzle opening. The spherical shell is covered outside the support frame and the nozzle extends out of the nozzle opening. The bottom of the spherical shell is connected to the internal gear.

7. The water fire extinguishing device according to claim 6, characterized in that: It also includes a display screen, which is fixed on the upper surface of the partition plate and connected to the controller.

8. The water fire extinguishing device according to claim 7, characterized in that: A water level sensor is installed at the bottom of the hose, and the water level sensor is connected to the controller.

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