KR101059965B1 - Anti Pirate High Pressure Spray Nozzle - Google Patents

Anti Pirate High Pressure Spray Nozzle Download PDF

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Publication number
KR101059965B1
KR101059965B1 KR1020090097326A KR20090097326A KR101059965B1 KR 101059965 B1 KR101059965 B1 KR 101059965B1 KR 1020090097326 A KR1020090097326 A KR 1020090097326A KR 20090097326 A KR20090097326 A KR 20090097326A KR 101059965 B1 KR101059965 B1 KR 101059965B1
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South Korea
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nozzle
pressure jet
jet nozzle
shaft
high pressure
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KR1020090097326A
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Korean (ko)
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KR20110040162A (en
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팔리왈샴순더
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팔리왈샴순더
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  • Nozzles (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
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  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)

Abstract

The present invention provides a high pressure spray nozzle connected to a fire fighting system in a ship, the turbine being formed inside the housing to generate energy using water pressure of water supplied from the fire fighting system; A first shaft for transmitting power transmitted from the turbine; A gear box including a plurality of gears including a worm gear and a worm wheel to change a power direction transmitted through the first shaft by 180 degrees, and adjust a rotational speed of the gear; A second shaft connected to the gear box to transmit power; A rotating shaft connected to the second shaft, a worm gear, and a worm wheel to convert the power transmitted through the second shaft to a rotary motion, and a nozzle rotating the rotary shaft according to the rotary motion of the rotary shaft and spraying water to the outside of the hull; It includes a high pressure jet nozzle containing.

Ship, pirate, high pressure jet nozzle

Description

Anti Pirate High Pressure Spray Nozzle {Anti-Piracy water Jet Gun}

The present invention relates to an anti-piracy high pressure injection nozzle mounted on a vessel in order to prevent the piracy of the sea rapidly increasing in recent years. More specifically, the present invention improves the problems of the conventional high pressure jet nozzle by hydraulically driving the high pressure jet nozzle mounted on the railing of the ship without an electric device, and variable injection direction, the conventional high pressure jet is fixed in the injection direction It relates to a high-pressure jet nozzle that can improve the problem of the nozzle to more effectively prevent the onboard pirates.

In recent years, armed sea robbery has been a frequent occurrence at sea off the coast of Somalia and around the world. In order to prevent this, countries around the world have cooperated and put naval service in frequent areas where pirates appeared, but it is impossible to monitor all the wide seas, and pirates are caught because they continue piracy in the gaps or areas where surveillance is neglected. It is not easy to do.

For this reason, ships in charge of logistics around the world have no choice but to bypass the pirates in a safe area without risk, or take the risk of pirates and operate the ship to the pirates' haunting area. The best way to prevent such piracy is to find ways to protect each ship on its own.

To this end, a large number of ships equipped with weapons and facilities for protecting themselves from pirates are increasing. The most basic example is to have a weapon, such as a gun, to choose to fight against armed forces when pirates appear. However, this method is not only effective in front of pirates heavily armed with the latest weapons of mass destruction, but can be reckless. In addition, it is not preferable because there is a big concern of the event.

In order to solve this problem, various facilities may be installed to prevent pirates from boarding a ship. For example, a pirate ship approaches a ship by hanging a large net around the ship when the pirate appears, and a method of causing the ship to hang on the net may be used. However, there is a problem in that the ship must always carry a large net with a bulky and heavy, and there is a problem that the effect of preventing piracy when the pirate ship does not sink in the net is insignificant.

As another example, a method of preventing pirate boarding by using a high-pressure jet nozzle may be used. In general, pirates approach the ship's exterior and attempt to board the ship using a GRAPPLING HOOK or PORTABLE LADDER. At this time, it is possible to prevent the boarding of pirates by spraying water on the outer surface of the ship by using the high-pressure jet nozzle mounted on the railing (THE RAILING). The method using the high pressure spray nozzle is superior to the method using a large net, but the conventional high pressure spray nozzle operates electronically, which requires a separate electric facility to be bulky and expensive to manufacture. heavy. In addition, there is a problem that the frequency of failure is high due to the moisture in the electrical equipment due to the nature of the mechanism for injecting water. In addition, the conventional high-pressure jet nozzle is fixed to the railing, there is a problem that can not prevent the pirates attempting to embark using a blind spot where water is not sprayed because the spraying direction of water is fixed.

In order to solve the above problems, the present invention improves the problems of the conventional high pressure injection nozzle by hydraulically driving the high pressure injection nozzle mounted on the railing of the ship without an electric device, and variably adjusts the injection direction, the injection direction An object of the present invention is to improve the problem of the fixed high pressure jet nozzle.

In order to achieve the above object, the present invention provides a high pressure spray nozzle connected to a fire fighting system in a ship, the turbine being formed inside a housing to generate energy using water pressure of water supplied from the fire fighting system; A first shaft for transmitting power transmitted from the turbine; A gear box including a plurality of gears including a worm gear and a worm wheel to change a power direction transmitted through the first shaft by 180 degrees, and adjust a rotational speed of the gear; A second shaft connected to the gear box to transmit power; A rotating shaft connected to the second shaft, a worm gear, and a worm wheel to convert the power transmitted through the second shaft to a rotary motion, and a nozzle rotating the rotary shaft according to the rotary motion of the rotary shaft and spraying water to the outside of the hull; It includes a high pressure jet nozzle containing.

Preferably, the high-pressure jet nozzle is characterized in that formed of stainless steel or permanent plastic.

In addition, a seal is formed so that water does not penetrate into the gearbox.

In addition, the nozzle is formed in a pair forming an angle of 90 degrees, the rotation radius of the nozzle is characterized in that 90 degrees.

In addition, an O-ring is inserted between the nozzle and the bracket so that a plurality of nozzles having different diameter diameters are detachable.

In addition, a container in which the foaming agent is injected is formed in the high-pressure jet nozzle, the foaming agent is injected into the high-pressure jet nozzle by the Venturi effect, dissolved in water flowing in the high-pressure jet nozzle through the nozzle It is characterized in that it is emitted to the outside.

In addition, a container in which the tear liquid is injected into the high pressure spray nozzle is formed, and the tear liquid is sprayed into the high pressure spray nozzle by the Venturi effect, dissolved in water flowing in the high pressure spray nozzle, and discharged to the outside through the nozzle. It is characterized by.

In addition, the high-pressure injection nozzle is characterized in that the high-pressure injection nozzle is formed so as to face the outer hull by rotating 180 degrees around the railing after mounting from the inside of the hull.

The present invention having the above configuration improves the problems of the conventional high pressure jet nozzle by hydraulically driving the high pressure jet nozzle mounted on the railing of the ship without an electric device, and variably adjusts the jet direction, the conventional high pressure is fixed in the jet direction Improve the problem of injection nozzle.

In order to fully understand the present invention, the advantages of the operability of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference numerals in the drawings denote like elements.

1 and 2 are a longitudinal cross-sectional view and a cross-sectional view showing the structure of the high-pressure jet nozzle according to an embodiment of the present invention.

1 and 2, the high-pressure jet nozzle is transmitted through the turbine 100, the first shaft 110 for transmitting the power transmitted from the turbine 100, the first shaft 110 in the housing. Gear box 120 to change the direction of the power and adjust the rotational speed, the second shaft 130 connected to the gear box 120 to transmit power, the power transmitted through the second shaft 130 Rotating shaft 140 to rotate to rotate the rotation, and rotates in accordance with the rotational movement of the rotary shaft 140, and includes a nozzle 150 for spraying water.

The high-pressure jet nozzle is connected to a fire fighting system (FIRE FIGHTING SYSTEM) in case of fire in the ship, and receives the water to be sprayed. The high pressure spray nozzle generates energy by rotating the turbine 100 using water pressure of water supplied from the fire fighting system. The water pressure of the water supplied from the fire fighting system is preferably 8 to 10 bar, and the maximum water pressure may be 14 bar. In addition, the diameter of the pipe combined with the fire fighting system may be 65mm, the flow rate may be 30 to 35cu.mt / hr. Increasing the flow rate may stop the operation of the small capacity fire pump. However, such detailed specifications can be modified according to the choice of those skilled in the art, and can be freely selected according to the type or size of the vessel.

On the other hand, the high-pressure jet nozzle may be made of stainless steel or durable plastic, thereby reducing the overall weight of the high-pressure jet nozzle to facilitate the operation. Preferably, the total weight of the high pressure spray nozzle is preferably 15 to 20 kg.

On the other hand, the turbine 100 planted a plurality of blades (blades) or wings on the circumference of the rotating body and spouts the water pressure of the water provided from the fire fighting system thereon to rotate the runner (rotator) at high speed to flow the energy of the running water Convert to mechanical work.

The kinetic energy converted through the turbine 100 is transmitted to the gearbox 120 through the first shaft 110. A sealing 111 may be formed so that water provided from the fire fighting system does not penetrate into the gearbox 120 in a transmission process, and the first shaft 110 to transfer energy through the sealing 111. The first gear 112 may be formed between the (). Water passing through the inside of the high-pressure jet nozzle is restricted by the seal 111 and moved along the arrow direction of FIG. 1 through the turbine 100 to be sprayed to the nozzle 150.

The gearbox 120 is equipped with a variety of gears, including a worm gear (worm gear) and worm wheel (worm wheel), by rotating the direction of the power transmitted through the first shaft 110 by 180 degrees 2 passes to the shaft 130. In addition, the rotational speed of the first shaft 110 dependent on the rotational speed of the turbine 100 is accelerated or decelerated to maintain the rotational speed of the nozzle 150 properly. The type or number of gears in the gearbox 120 can be easily adjusted by those skilled in the art.

The energy that is accelerated and decelerated through the gearbox 120 and whose transfer direction is changed to 180 degrees is transmitted to the second shaft 130, and the second shaft 130 rotates the rotation shaft 140. Preferably, a worm gear and a worm wheel 141 are formed between the second shaft 130 and the rotating shaft 140 to transfer energy from the second shaft 130 to the rotating shaft 140, and the transferred energy. You can change the direction of rotation using.

The nozzle 150 may rotate in accordance with the rotational movement of the rotating shaft 140. According to the choice of a person skilled in the art, the rotation radius of the nozzle can be freely adjusted, such as 360 degrees, 180 degrees or 90 degrees, the number of nozzles can also be manufactured with one or two or more. This will be described in more detail with reference to FIG. 3 below.

3 is a view showing the nozzle structure of the high-pressure jet nozzle according to an embodiment of the present invention.

Referring to FIG. 3, the nozzle 150 may be configured as a pair of injection holes forming an angle of 90 degrees to each other. As the rotary shaft 140 rotates, the nozzles 150 are perpendicular to each other and may spray water to the lower portion of the hull. Assuming that water is sprayed only toward the lower part of the hull, under such a structure, the rotation angle of the rotating shaft can be limited to 90 degrees. Of course, the present invention is not limited thereto, and the number of nozzles and the angle between the nozzles may be variously selected according to the choice of those skilled in the art.

In addition, the diameter of the nozzle may be formed of 12 to 16mm, which may be adjusted according to the flow rate flowing in the high-pressure jet nozzle. Preferably, a plurality of nozzles having diameters of different sizes may be provided, and a nozzle having an appropriate diameter may be attached and used according to a situation. To this end, an O-ring 160 may be inserted between the nozzle and the bracket to fix the nozzle 150 and the bracket.

On the other hand, the high pressure injection nozzle may include a container (not shown) in which the foaming agent is injected. The foaming agent is injected into the high pressure jet nozzle by the venturi effect, dissolved in water flowing in the high pressure jet nozzle, and discharged to the outside through the nozzle. The foaming agent is sprayed on the surface of the hull may reduce the friction coefficient of the hull may hinder the boarding of pirates. The type of foaming agent may be variously selected according to the type of the hull or the type of the hull surface.

In another embodiment, a container in which the tear liquid is injected into the high pressure spray nozzle is formed, and the tear liquid is sprayed into the high pressure spray nozzle by the Venturi effect, and is dissolved in water flowing in the high pressure spray nozzle through the nozzle. It can be released to the outside. In this way, by discharging the water in which the tear liquid is dissolved to the outside of the hull, it may cause harmfulness to the pirate's skin and eyes and prevent boarding.

In another embodiment, it may be possible to prevent the pirates boarding by discharging steam rather than water.

4 and 5 are a longitudinal cross-sectional view and a cross-sectional view showing the bracket structure of the high-pressure jet nozzle according to an embodiment of the present invention.

4 and 5, the high-pressure jet nozzle is fixed to the handrail 302 is formed on the upper deck of the hull (302) with a bracket. In more detail, the high-pressure jet nozzle is connected to the pipe 200 extending from the fire fighting system so that water can be supplied, the bracket is supported by the handrail 302 and the bolt 201 to support the connected pipe 200 ) And nuts 202 are fastened and fixed.

In addition, the bolt 203 is inserted through the railing, and the side wall 301 and the bracket of the hull protruding above the upper deck 300 are compressed by fastening the bolt 203 laterally. Fix it. More specifically, the bracket is formed with the insertion hole 204 of the '' 'shape based on the longitudinal section, the side wall 301 is fixed to the insertion hole 204. A bolt 203 is fastened to penetrate the cross section of the insertion hole 204 to fix the bracket to the side wall 301 for fixing between the bracket and the inserted side wall 301.

On the other hand, when mounting the bracket of the high-pressure jet nozzle on the handrail 302 may be formed so as to move the high-pressure jet nozzle outside the hull sidewall 301 after mounting after the mounting operation in the hull. . In an embodiment, the railing is formed on a rail connecting the inside and the outside of the hull, and the high pressure injection nozzle is moved by adjusting the position of the railing before and after the high pressure injection nozzle is mounted. The bracket fixed to 302 is formed to be rotated 180 degrees over the railing so that the mounting work is performed inside the hull when the high pressure jet nozzle is mounted, and after the mounting, the high pressure jet nozzle is rotated 180 degrees. It can be formed so that it may face this hull outward direction. Through such a structure, it is possible to block the risk of the high pressure jet nozzle falling to the sea when the high pressure jet nozzle is mounted.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. . Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1 and 2 are a longitudinal cross-sectional view and a cross-sectional view showing the structure of the high-pressure jet nozzle according to an embodiment of the present invention.

3 is a view showing a nozzle structure of a high-pressure jet nozzle according to an embodiment of the present invention.

4 and 5 are a longitudinal cross-sectional view and a cross-sectional view showing the bracket structure of the high-pressure jet nozzle according to an embodiment of the present invention.

Claims (8)

In the high pressure spray nozzle connected to the fire fighting system inside the ship, A turbine formed inside the housing to generate energy using water pressure of water supplied from the fire fighting system; A first shaft for transmitting power transmitted from the turbine; A gear box including a plurality of gears including a worm gear and a worm wheel to change a power direction transmitted through the first shaft by 180 degrees, and adjust a rotational speed of the gear; A second shaft connected to the gear box to transmit power; A rotating shaft connected to the second shaft, a worm gear, and a worm wheel to rotate by converting power transmitted through the second shaft into a rotary motion; And A high pressure jet nozzle comprising a nozzle for rotating water in accordance with the rotational movement of the rotary shaft and spraying water to the outside of the hull. The method of claim 1, The high pressure jet nozzle is characterized in that the high-pressure jet nozzle is formed of stainless steel or permanent plastic. The method of claim 1, High-pressure jet nozzle, characterized in that the sealing is formed so that water does not penetrate into the gearbox. The method of claim 1, The nozzle is formed in a pair forming an angle of 90 degrees, the high-pressure jet nozzle, characterized in that the rotating radius of the nozzle is 90 degrees. The method of claim 1, The high-pressure jet nozzle, characterized in that the O-ring is inserted between the nozzle and the bracket so that a plurality of nozzles having different diameter diameters can be attached and detached. The method of claim 1, A container is formed in which the foaming agent is injected into the high-pressure jet nozzle, and the foaming agent is jetted into the high-pressure jet nozzle by the Venturi effect, and dissolved in water flowing in the high-pressure jet nozzle to the outside through the nozzle. High pressure jet nozzle, characterized in that the discharge. The method of claim 1, The container in which the tear liquid is injected into the high pressure spray nozzle is formed, and the tear liquid is sprayed into the high pressure spray nozzle by the Venturi effect, and is dissolved in water flowing in the high pressure spray nozzle and discharged to the outside through the nozzle. High pressure jet nozzle. The method of claim 1, The high-pressure jet nozzle, the high-pressure jet nozzle, characterized in that the high-pressure jet nozzle is formed so as to face the outer hull by rotating 180 degrees around the railing after mounting from the inside of the hull.
KR1020090097326A 2009-10-13 2009-10-13 Anti Pirate High Pressure Spray Nozzle KR101059965B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101533827B1 (en) * 2013-07-31 2015-07-09 이기열 High pressure water injection apparatus for repulsing pirates

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KR101128741B1 (en) * 2011-04-13 2012-03-23 (주)한국소방기구제작소 Anti-pirate system in ship
KR101258673B1 (en) * 2011-07-26 2013-04-30 탱크테크 (주) Fluid spray apparatus for elimination sea robber
CN102602521A (en) * 2012-03-12 2012-07-25 李伟杰 Anti-piracy device
KR101308093B1 (en) 2012-08-10 2013-09-12 이영복 Automatic fire extinguisher discharging the fire-extinguishing fluid to the fire place
CN103010424A (en) * 2012-08-31 2013-04-03 江苏科技大学 Adsorptive type pirate hijack prevention device
CN103879533B (en) * 2014-03-04 2016-06-29 合肥通用机械研究院 A kind of boats and ships are with anti-climbing fluid power percussion device
CN105617590A (en) * 2016-03-31 2016-06-01 扬州恒源自来水喷泉设备有限公司 All-direction automatic fire extinguishing robot
KR102465976B1 (en) * 2016-05-31 2022-11-10 주식회사 탑 엔지니어링 Viscous fluid discharging device
CN110193156B (en) * 2019-05-13 2021-04-16 广东三方利精密技术有限公司 Y-shaped automatic tracking fire extinguishing water cannon
CN113670122B (en) * 2021-09-09 2023-01-17 广东海洋大学 Pirate-proof water gun device for ship

Citations (2)

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Publication number Priority date Publication date Assignee Title
JPS5220587A (en) 1975-08-06 1977-02-16 Kawasaki Heavy Ind Ltd Operation boat having fire extinguishing equipment
JPH11313596A (en) 1998-04-30 1999-11-16 Canon Inc Repelling system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220587A (en) 1975-08-06 1977-02-16 Kawasaki Heavy Ind Ltd Operation boat having fire extinguishing equipment
JPH11313596A (en) 1998-04-30 1999-11-16 Canon Inc Repelling system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101533827B1 (en) * 2013-07-31 2015-07-09 이기열 High pressure water injection apparatus for repulsing pirates

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