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KR102290135B1 - Fire hose with untwist structure - Google Patents

Fire hose with untwist structure Download PDF

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Publication number
KR102290135B1
KR102290135B1 KR1020210074091A KR20210074091A KR102290135B1 KR 102290135 B1 KR102290135 B1 KR 102290135B1 KR 1020210074091 A KR1020210074091 A KR 1020210074091A KR 20210074091 A KR20210074091 A KR 20210074091A KR 102290135 B1 KR102290135 B1 KR 102290135B1
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South Korea
Prior art keywords
hose
ball
coupling
female
untwisted
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KR1020210074091A
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Korean (ko)
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김재국
임종민
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동해하이테크산업 주식회사
김재국
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L27/00—Adjustable joints; Joints allowing movement
    • F16L27/08—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe
    • F16L27/0804—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
    • F16L27/0808—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
    • F16L27/0824—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with ball or roller bearings
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C33/00—Hose accessories
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L27/00—Adjustable joints; Joints allowing movement
    • F16L27/08—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe
    • F16L27/0804—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
    • F16L27/0808—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
    • F16L27/0812—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings
    • F16L27/0816—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings having radial sealing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The present invention relates to a fire hose with an untwist structure, which aims to prevent an accident by absorbing the twist of a hose by an active coupling in an early water supply process before opening a branch pipe. That is, in accordance with the present invention, the fire hose comprises: a woven hose which is woven and whose inside is coated; a male untwist coupling engaged with one end of the woven hose and connected to a branch pipe or a fire hose to be connected; a female untwist coupling engaged with the other end of the woven hose and connected to a fire truck or a fire hose to be connected; and ball bearings placed in the male untwist coupling and the female untwist coupling and rotating and absorbing the untwist in the early water supply process of the fire hose. Accordingly, the present invention is able to have the male untwist coupling and the female untwist coupling respectively having a ball bearing on both ends of the woven hose, and prevent an accident by absorbing the twist of the hose by the coupling actively in an early water supply process before opening the branch pipe.

Description

꼬임 풀림구조를 갖는 소방호스{Fire hose with untwist structure}Fire hose with untwist structure

본 발명은 꼬임 풀림구조를 갖는 소방호스에 관한 것으로서, 더욱 상세하게는 소방호스에 있어서, 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 숫꼬임풀림커플링과 상기 직조호스의 다른 일단에 결합되어 소방차 또는 연결대상 소방호스와 연결될 수 있게 구비되는 암꼬임풀림커플링, 숫꼬임풀림커플링 및 암꼬임풀림커플링에 구비되어 소방호스의 초기 급수과정에 꼬임풀림을 회전흡수할 수 있게 구비되는 베어링볼로 구성함으로써, 관창을 개방하기전 초기 급수에 있어 꼬임의 풀림이 원활하게 호스의 꼬임을 커플링에서 흡수하여 안전사고를 방지할 수 있도록 함을 목적으로 한 것이다.The present invention relates to a fire hose having an untwisted structure, and more particularly, in a fire hose, coupled to one end of a woven hose to be connected to a pipe window or a connection target fire hose, and a male untwisted coupling and the woven It is provided in the female untwisted coupling, the male untwisted coupling, and the female untwisted coupling that is coupled to the other end of the hose so that it can be connected to the fire engine or the fire hose to be connected to rotate the untwist during the initial water supply process of the fire hose. The purpose is to prevent a safety accident by absorbing the twist of the hose from the coupling so that the untwisting in the initial water supply before opening the pipe window can be smoothly absorbed by the bearing ball provided to absorb it.

일반적으로, 소방호스는 화재시 급수처에서 공급되는 물을 화원에 위치한 관창으로 공급하는 것이다.In general, a fire hose is to supply water supplied from a water supply source to a pipe window located in a fire source in case of fire.

이상과 같은 소방호스는 직조형성되면 내부가 코팅형성되어 구비되는 직조호스와 상기 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 숫커플링, 상기 직조호스의 다른 일단에 결합되어 소방차 또는 연결대상 소방호스와 연결될 수 있게 구비되는 암커플링으로 구성되는 것이다.When the fire hose as described above is woven, it is coupled to a woven hose, which is provided with a coating inside, and one end of the woven hose to be connected to a pipe window or a target fire hose to be connected to, the other end of the woven hose. It is coupled to be composed of a female coupling provided to be connected to a fire engine or a connection target fire hose.

이과 같이 구성된 종래의 소방호스는 암커플링을 소방차 또는 연결대상 소방호스에 연결하고 숫커플리에 관창 또는 연결대상 소방호스를 연결하여 사용하는 것이다.The conventional fire hose configured in this way connects a female coupling to a fire engine or a connection target fire hose, and connects a pipe window or a connection target fire hose to a male couple.

그러나, 상기한 바와 같은 종래의 소방호스는 직조호스의 특성상 물이 유입되게 되면 물의 수압에 의하여 직조호스에서 회전력이 발생하게 되는데 이러한 회전력이 단부에 위치한 관창에 작용되게 되면 사용자가 급격한 관창의 회전에 의하여 부상을 당하거나 관창을 놓쳐 더 큰 사고가 발행하는 문제점이 있었다.However, in the conventional fire hose as described above, when water flows in due to the characteristics of the woven hose, a rotational force is generated in the woven hose by the water pressure of the water. There was a problem that caused a bigger accident by getting injured or missing a gwan.

대한민국 특허출원 제 10-2021-0005161 호Korean Patent Application No. 10-2021-0005161

이에, 본 발명은 상기한 바와 같은 종래의 소방호스가 직조호스의 특성상 물이 유입되게 되면 물의 수압에 의하여 직조호스에서 회전력이 발생하게 되는데 이러한 회전력이 단부에 위치한 관창에 작용되게 되면 사용자가 급격한 관창의 회전에 의하여 부상을 당하거나 관창을 놓쳐 더 큰 사고가 발행하는 문제점을 해결하고자 하는 것이다.Accordingly, in the present invention, when water flows into the conventional fire hose as described above due to the characteristics of the woven hose, a rotational force is generated in the woven hose by the water pressure of water. This is to solve the problem that a bigger accident occurs due to an injury or missing a gwan.

즉, 본 발명은 소방호스에 있어서, 직조형성되면 내부가 코팅형성되어 구비되는 직조호스와 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 숫꼬임풀림커플링과 상기 직조호스의 다른 일단에 결합되어 소방차 또는 연결대상 소방호스와 연결될 수 있게 구비되는 암꼬임풀림커플링, 숫꼬임풀림커플링 및 암꼬임풀림커플링에 구비되어 소방호스의 초기 급수과정에 꼬임풀림을 회전흡수할 수 있게 구비되는 베어링볼로 구성한 것을 특징으로 하는 것이다.That is, in the fire hose, the present invention provides a woven hose that is coated inside and is coupled to one end of the woven hose to be connected to a pipe window or a fire hose to be connected, and the untwisted coupling and the woven hose are provided in the fire hose. It is provided in the female untwisted coupling, the male untwisted coupling, and the female untwisted coupling that is coupled to the other end of the hose so that it can be connected to the fire engine or the fire hose to be connected to rotate the untwist during the initial water supply process of the fire hose. It is characterized in that it is composed of a bearing ball provided to absorb.

따라서, 본 발명은 직조호스의 양단에 각기 베어링볼을 구비한 숫꼬임풀림커플링과 암꼬임풀림커플링을 구비함으로써, 관창을 개방하기전 초기 급수에 있어 꼬임의 풀림이 원활하게 호스의 꼬임을 커플링에서 흡수하여 안전사고를 방지되는 효과를 갖는 것이다Therefore, the present invention is provided with a male untwisted coupling and a female untwisted coupling each having bearing balls at both ends of the woven hose, so that the untwisting of the hose is smoothly untwisted in the initial water supply before opening the pipe window. It has the effect of preventing safety accidents by absorbing it from the coupling.

도 1 및 2는 본 발명의 일실시예를 보인 예시도.
도 3 내지 7은 본 발명에 따라 구성의 예를 보인 분해도.
도 8은 본 발명에 따른 호스결속수몸체 또는 호스결속암몸체를 보인 예시도.
도 9는 본 발명에 따라 내부구성을 보인 단면도.
도 10은 본 발명에 따라 공극조절구를 갖는 볼밀봉캡을 보인 단면도.
도 11은 본 발명에 따라 윤활제주입구 및 윤활제배출공을 보인 단면도.1 and 2 are exemplary views showing an embodiment of the present invention.
3 to 7 are exploded views showing an example of a configuration according to the present invention.
8 is an exemplary view showing a hose binding water body or a hose binding arm body according to the present invention.
9 is a cross-sectional view showing an internal configuration according to the present invention.
10 is a cross-sectional view showing a ball sealing cap having a gap control according to the present invention.
11 is a cross-sectional view showing a lubricant inlet and a lubricant discharge hole according to the present invention.

이하, 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, it will be described in detail with reference to the accompanying drawings.

본 발명은 소방호스의 초기 급수에 있어 꼬임의 풀림이 원활하게 하여 안전사고를 방지할 수 있도록 한 것으로서, 발명자는 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다는 원칙에 입각하여 본 발명의 기술적 사상에 부합하는 의미와 개념으로 해석되어야만 한다.The present invention is to prevent a safety accident by smoothly loosening the twist in the initial water supply of the fire hose. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle that it can be.

따라서, 본 명세서에 기재된 실시예와 도면에 도시된 구성은 본 발명의 가장 바람직한 일 실시예에 불과할 뿐이고, 본 발명의 기술적 사상을 모두 대변하는 것은 아니므로, 본 출원시점에 있어서 이들을 대체할 수 있는 다양한 균등물과 변형 예들이 있을 수 있음을 이해하여야 한다.Therefore, the configuration shown in the embodiments and drawings described in the present specification is only the most preferred embodiment of the present invention, and does not represent all the technical spirit of the present invention, so they can be substituted at the time of the present application It should be understood that various equivalents and modifications may be made.

즉, 본 발명은 소방호스에 있어서, 직조호스(10)와 수꼬임풀림커플링(30), 암꼬임풀림커플링(40) 및 베어링볼(20)로 구성한 것이다.That is, in the present invention, in a fire hose, it is composed of a woven hose 10 , a male untwisted coupling 30 , a female untwisted coupling 40 and a bearing ball 20 .

여기서, 상기 직조호스(10)는 직조형성되며 내부가 코팅형성되어 구비되는 것이다.Here, the woven hose 10 is woven and provided with a coating formed therein.

그리고, 상기 수꼬임풀림커플링(30)는 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 것이다.And, the male untwisted coupling 30 is coupled to one end of the woven hose to be provided so as to be connected to the pipe window or the connection target fire hose.

상기 수꼬임풀림커플링은 관창 또는 연결대상 소방호스와의 연결을 위한 수나사를 돌출 형성하여 구비되는 수나사체결몸체(31)와 직조호스를 결속할 수 있게 구비되는 호스결속수몸체(32)로 구비하는 것이다.The male untwisted coupling is provided with a male screw fastening body 31 provided by protruding a male screw for connection to a pipe window or a connection target fire hose and a hose bundling male body 32 provided to bind the woven hose. will do

또한, 상기 암꼬임풀림커플링(40)는 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 것이다.In addition, the female untwisted coupling 40 is coupled to one end of the woven hose to be provided so as to be connected to the pipe window or the connection target fire hose.

상기 암꼬임풀림커플링은 관창 또는 연결대상 소방호스와의 연결을 위한 암나사를 돌출 형성하여 구비되는 암나사체결몸체(41)와 직조호스를 결속할 수 있게 구비되는 호스결속암몸체(42)로 구비하는 것이다.The female untwisted coupling is provided with a female screw fastening body 41 provided by protruding a female screw for connection with a pipe window or a connection target fire hose and a hose binding arm body 42 provided to bind a woven hose. will do

상기 호스결속수몸체(32)와 호스결속암몸체(42)의 외면에 수밀을 유지할 수 있게 구비되는 두 개의 수밀오링(300)을 구비하는 것이다.Two watertight O-rings 300 are provided on the outer surfaces of the hose binding water body 32 and the hose binding arm body 42 to maintain watertightness.

상기 수나사체결몸체(31)와 암나사체결몸체(41)에 베어링볼을 각각 수나사체결몸체(31)와 호스결속수몸체(32) 사이 및 암나사체결몸체(41)와 호스결속암몸체(42) 사이에 베어링볼을 삽입할 수 있게 형성한 볼삽입공(131) 및 상기 볼삽입공(131)을 밀봉할 수 있게 구비되는 볼밀봉캡(400)으로 구성하는 것이다.Bearing balls on the male screw fastening body 31 and the female screw fastening body 41 are respectively applied between the male screw fastening body 31 and the hose coupling male body 32 and between the female screw fastening body 41 and the hose coupling female body 42. It is composed of a ball insertion hole 131 formed so as to be able to insert a bearing ball into the diaphragm, and a ball sealing cap 400 provided to seal the ball insertion hole 131 .

상기 수나사체결몸체(31)와 암나사체결몸체(41)는 전측에 각각 돌출나사와 내측 삽입나사를 갖는 나사체결부(110)와 후측에 상기 호스결속수몸체(32)와 호스결속암몸체(42)가 삽입연결되는 나사삽입부(120) 및 외측에 나사체결 과정에 파지를 돕는 복수의 돌출된 체결지지부(130)로 구비하는 것이다.The male screw fastening body 31 and the female screw fastening body 41 have a screw fastening part 110 having a protruding screw and an inner insertion screw on the front side, respectively, and the hose coupling male body 32 and the hose binding female body 42 at the rear side. ) is to be provided with a plurality of protruding fastening support parts 130 to help grip the screw insertion part 120 to be inserted and connected to the outside and the screw fastening process.

상기 호스결속수몸체(32)와 호그셜소암몸체는 전측에 상기 나사삽입부(120)로 삽입연결되는 호스삽입부(210)와 후측에 직조호스가 내입되는 호스체결부(220)로 구비하는 것이다.The hose bundling water body 32 and the hogseal small arm body are provided with a hose insert 210 inserted and connected to the screw insertion part 120 on the front side and a hose fastening part 220 into which a woven hose is inserted on the rear side. will be.

이때 상기 호스삽입부(210)는 전측에 각각 두 개의 수밀오링(300)이 끼워지는 호스오링홈(211a)을 구비하는 것이다.At this time, the hose insertion part 210 is provided with a hose O-ring groove 211a in which two watertight O-rings 300 are fitted on the front side, respectively.

또한, 상기 호스삽입부(210) 후측에 상기 베어링볼의 구름이동 가이드가 되도록 반원으로 둘러 파인 호스볼가이드홈(212a)과 이에 맞게 상기 나사삽입부(120) 전방 안측에 상기 베어링볼의 구름이동 가이드가 되도록 반원으로 둘러 파인 나사볼가이드홈(121a)을 구비하는 것이다.In addition, the hose ball guide groove 212a formed in a semicircle so as to be a rolling guide of the bearing ball on the rear side of the hose insertion part 210 and the rolling movement of the bearing ball on the inside of the front inner side of the screw insertion part 120 accordingly. It is to have a screw ball guide groove (121a) that is cut in a semicircle so as to be a guide.

또한, 상기 호스체결부(220)는 안측에 직조호스가 삽입시에 안측 일방향으로 삽입을 유도하고 이탈을 방지하도록 안측으로 경사진 물결형의 호스결면(221)을 구비하는 것이다.In addition, the hose fastening portion 220 is to be provided with a wavy hose coupling surface 221 inclined inward to induce insertion in one direction of the inner side when the woven hose is inserted into the inner side and to prevent separation.

호스삽입부(210)는 전방에 상기 두 개의 호스오링홈(211a)이 위치하는 오링배치면(211)과 후방에 상기 호스볼가이드홈(212a)이 위치하는 편심방지면(212)으로 구비하고,The hose insertion part 210 is provided with an O-ring arrangement surface 211 in which the two hose O-ring grooves 211a are located in the front and an eccentricity prevention surface 212 in which the hose ball guide grooves 212a are located in the rear. ,

상기 오링배치면(211)은 수밀오링(300)이 끼워질시 수밀오링(300)이 상기 나사삽입부(120) 내측에 압착 맞물리도록 공차를 가지게 구비하고,The O-ring placement surface 211 is provided with a tolerance so that when the water-tight O-ring 300 is fitted, the water-tight O-ring 300 is press-fitted to the inside of the screw insertion part 120,

상기 편심방지면(212)은 베어링볼에 물 유입을 막고 지지되어 뒤틀림을 방지하도록 상기 나사삽입부(120)의 내측에 맞게 구비하는 것이다.The anti-eccentricity surface 212 is provided to fit inside the screw insertion part 120 so as to prevent water inflow into the bearing ball and to prevent distortion by being supported.

상기 볼삽입공(131)은 상기 나사볼가이드홈(121a)와 호스볼가이드홈(212a) 사이에 베어링볼을 삽입하도록 형성하고, 상기 볼삽입공(131)은 상기 체결지지부(130) 중 하나에 베어링볼 사이즈에 맞게 나선형으로 관통하여 형성하고, 상기 볼밀봉캡(400)은 상기 볼삽입공(131)에 나선 삽입되는 나사형으로 구비하는 것이다.The ball insertion hole 131 is formed to insert a bearing ball between the screw ball guide groove 121a and the hose ball guide groove 212a, and the ball insertion hole 131 is one of the fastening support parts 130 . The ball sealing cap 400 is provided in a threaded shape that is spirally inserted into the ball insertion hole 131 .

상기 볼삽입공(131)이 형성된 체결지지부(130)는 상부면에 볼밀봉캡(400)의 삽입정도를 확인하고 볼밀봉캡(400)이 삽입가능한 제한 깊이만큼 수평으로 파인 제한확인홈(132)을 구비하는 것이다.The fastening support part 130 in which the ball insertion hole 131 is formed confirms the degree of insertion of the ball sealing cap 400 on the upper surface, and the restriction confirmation groove 132 horizontally dug as much as the limited depth into which the ball sealing cap 400 can be inserted. ) is to be provided.

상기 볼밀봉캡(400)은 중심을 관통하여 윤활제를 주입하는 윤활제주입구(410)를 구비하고, 암나사체결몸체(41)와 수나사체결몸체(31)는 일측에 윤활제가 주입시 잔여 윤활제가 외부로 배출되게 윤활제배출공(141)을 관통하여 구비하는 것이다.The ball sealing cap 400 is provided with a lubricant inlet 410 for injecting lubricant through the center, and the female screw fastening body 41 and the male screw fastening body 31 have a lubricant on one side. It is to be provided through the lubricant discharge hole 141 to be discharged.

상기 윤활제주입구(410)는 입구에 일정압력이상일 일 때 열려 윤활제를 주입하도록 압력밸브(420)를 구비하여 실시할 수 있는 것이다.The lubricant inlet 410 may be implemented by providing a pressure valve 420 to inject the lubricant by opening when the pressure is greater than or equal to a predetermined pressure at the inlet.

상기 볼밀봉캡(400)은 끝단에 볼밀봉캡(400)의 삽입 깊이에 따라 베어링볼 사이의 공극을 조절할 수 있게 경사를 갖는 공극조절구(430)를 구비하여 실시할 수 있는 것이다.The ball sealing cap 400 can be implemented by having a gap adjusting member 430 having an inclination to adjust the gap between the bearing balls according to the insertion depth of the ball sealing cap 400 at the end.

또한, 상기 공극조절구(430)는 끝단에 상기 호스볼가이드홈(212a)의 면을 누르는 저항조절공(431)을 구비하여 실시할 수 있는 것이다.In addition, the air gap control member 430 can be implemented by having a resistance control hole 431 pressing the surface of the hose ball guide groove (212a) at the end.

한편, 본 발명의 실시에 있어서, 수밀오링(300)은 직조호스를 통하여 유입되는 공기는 외부로 배출되고 소방수가 유입시 수팽창에 의하여 수밀이 유지되게 수평창재질로 형성하여 실시할 수 있는 것이다.On the other hand, in the practice of the present invention, the watertight O-ring 300 is formed of a horizontal window material so that the air introduced through the woven hose is discharged to the outside and the watertight is maintained by water expansion when the firefighting water flows in. .

이하, 본 발명의 적용실시에 따른 작용효과에 대하여 설명하면 다음과 같다.Hereinafter, the effect of the application of the present invention will be described as follows.

상기한 바와 같이 소방호스에 있어서, 직조형성되면 내부가 코팅형성되어 구비되는 직조호스(10)와 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 수꼬임풀림커플링(30)과 상기 직조호스의 다른 일단에 결합되어 소방차 또는 연결대상 소방호스와 연결될 수 있게 구비되는 암꼬임풀림커플링(40), 수꼬임풀림커플링 및 암꼬임풀림커플링에 구비되어 소방호스의 초기 급수과정에 꼬임풀림을 회전흡수할 수 있게 구비되는 베어링볼(20)로 구성한 본 발명을 적용하여 실시하게 되면, 관창을 개방하기 전 초기 급수에 있어 꼬임의 풀림이 원활하게 호스의 꼬임을 커플링에서 흡수하여 안전사고를 방지되는 것이다.As described above, in the fire hose, when the woven is formed, the woven hose 10, which is provided with a coating formed therein, is coupled to one end of the woven hose, and the male untwisted coupling is provided so as to be connected to the pipe window or the connection target fire hose ( 30) and the other end of the woven hose are provided in the female untwisted coupling 40, the male untwisted coupling, and the female untwisted coupling provided to be connected to a fire engine or a fire hose to be connected to the fire hose. When the present invention composed of a bearing ball 20 provided to absorb rotational untwisting in the initial water supply process is applied, the untwisting of the hose is smoothly coupled in the initial water supply before opening the pipe window. It is absorbed by the ring to prevent safety accidents.

또한, 상기 수꼬임풀림커플링과 암꼬임풀림커플링으로 구비하여 실시하게 되면 암수를 서로 나선결속하여 수방호스의 연장이 이루어지는 것이다.In addition, when the male and female untwisted couplings are provided and carried out, the male and female are spirally bound to each other to extend the male hose.

(암/수)꼬임풀림커플링에 제작함에 있어서 볼삽입공(131)과 나사볼가이드홈(121a) 및 호스볼가이드홈(212a)을 구비하여 실시하게 되면, (암/수)나사체결부(110)몸체에 호스결속(암/수)몸체를 삽입하고 볼삽입공(131)을 통해 베어링볼을 삽입하면 베이링볼이 볼가이드홈에 들어가게 되어 구름동작이 이루어지며 이때 베어링볼이 걸림턱이 되어 (암/수)나사체결부(110)몸체와 호스결속(암/수)몸체가 걸림으로 인해 결속되는 걸림 결속이 이루어지게 하는 것이다.When manufacturing a (female/male) untwisted coupling with a ball insertion hole 131, a screw ball guide groove 121a, and a hose ball guide groove 212a, (female/male) screw fastening part (110) When the hose binding (female/male) body is inserted into the body and a bearing ball is inserted through the ball insertion hole 131, the bearing ball enters the ball guide groove and a rolling operation is performed. The (female/male) screw fastening part 110 body and the hose binding (female/male) body are engaged due to the jamming.

또한 본 발명에 있어서, 상기 호스삽입부(210)를 전방 오링배치면(211)과 후방에 편심방지면(212)으로 단차지게 구비하여 실시하게 되면 호스삽입부(210)의 나사삽입부(120)의 삽입시 전방에서는 오링배치면(211)의 수밀오링(300)이 나사삽입부(120)의 내부면에 밀착됨며 이와 함께 후방에서는 편심방지면(212)이 지지하게되어 안전한 꼬임풀림회전이 이루어지며, 외부힘에도 (암/수)꼬임풀림커플링의 휨과 같은 변형을 방지하는 것이다.In addition, in the present invention, when the hose insertion portion 210 is provided with a step difference between the front O-ring placement surface 211 and the rear eccentricity prevention surface 212, the screw insertion portion 120 of the hose insertion portion 210 ) at the front, the watertight O-ring 300 of the O-ring placement surface 211 is in close contact with the inner surface of the screw insertion part 120, and at the same time, the eccentricity-preventing surface 212 is supported from the rear to ensure safe untwisting rotation. This is to prevent deformation such as bending of (male/female) untwisted coupling even by external force.

상기 오링배치면(211)은 수밀오링(300)이 끼워질시 수밀오링(300)이 상기 나사삽입부(120) 내측에 압착 맞물리도록 공차를 가지게 구비하고,The O-ring placement surface 211 is provided with a tolerance so that when the water-tight O-ring 300 is fitted, the water-tight O-ring 300 is press-fitted to the inside of the screw insertion part 120,

상기 편심방지면(212)은 베어링볼에 물 유입을 막고 지지되어 뒤틀림을 방지하도록 상기 나사삽입부(120)의 내측에 맞게 구비하는 것이다.The anti-eccentricity surface 212 is provided to fit inside the screw insertion part 120 so as to prevent water inflow into the bearing ball and to prevent distortion by being supported.

이때, 상기 볼삽입공(131)을 상대적으로 관통길이가 긴 체결지지부(130)에 나선홀로 관통 구비하고, 이를 밀봉하는 볼트형의 볼밀봉캡(400)으로 구비하여 실시하게 되면, 볼삽입공(131)으로 베어링볼을 삽입하고 볼밀봉캡(400)으로 밀봉이 이루어지며 봉밀봉캡에 삽입된 밀봉길이가 깊어 외부 충격에 있어도 볼밀봉캡(400)의 풀림을 방지하여 이로 인한 베어링볼의 이탈을 예방하는 것이다.At this time, when the ball insertion hole 131 is provided with a spiral hole through the fastening support part 130 having a relatively long penetration length, and provided with a bolt-type ball sealing cap 400 for sealing the ball insertion hole, the ball insertion hole Insert the bearing ball into 131 and seal with the ball sealing cap 400, and the sealing length inserted into the sealing cap is deep, preventing loosening of the ball sealing cap 400 even in an external impact, thereby preventing the bearing ball from loosening. to prevent breakouts.

이때, 제한확인홈(132)을 통하여 볼밀봉캡(400)의 삽입정도를 수평방향으로 확인 가능하며, 최대 삽입가능한 제한깊이를 확인할 수 있는 것이다.At this time, the insertion degree of the ball sealing cap 400 can be checked in the horizontal direction through the limit check groove 132, and the maximum insertable limit depth can be confirmed.

볼삽입공(131)이 형성된 체결지지부(130)는 상부면에 볼밀봉캡(400)의 삽입정도를 확인하고 볼밀봉캡(400)이 삽입가능한 제한 깊이만큼 수평으로 파인 제한확인홈(132)을 구비하는 것이다.The fastening support part 130 having the ball insertion hole 131 formed thereon confirms the degree of insertion of the ball sealing cap 400 on the upper surface, and a restriction confirmation groove 132 that is horizontally dug as much as the limited depth into which the ball sealing cap 400 can be inserted. is to provide

또한, 체결지지부(130) 내부로 볼밀봉캡(400)을 넣어 볼밀봉캡(400)이 돌출되지 않게 하여 돌출로 인한 손부상과 걸림등의 문제점이 발생하지 않는 것이다.In addition, by inserting the ball sealing cap 400 into the fastening support 130 so that the ball sealing cap 400 does not protrude, problems such as hand injury and jamming due to the protrusion do not occur.

상기 윤활제주입구(410)와 윤활제배출공(141)으로 구비하여 실시하게 되면 윤활제를 베어링볼의 구름영역에 주입하여 베어링볼의 구름동작을 더욱 원활하게 하며 베어링볼이 녹이쓰는 것을 방지하는 것이다. 이때 압력밸브(420)를 구비하여 윤활제가 일정압력이상일 때 만 주입되도록 하여 일정압력이상의 윤활제 주입 외에 외부 물과 같은 이물질의 유입을 막는 것이다.When the lubricant inlet 410 and the lubricant discharge hole 141 are provided, lubricant is injected into the rolling area of the bearing ball to make the rolling operation of the bearing ball smoother and to prevent the bearing ball from rusting. At this time, the pressure valve 420 is provided so that the lubricant is injected only when the pressure is higher than a certain pressure, thereby preventing the inflow of foreign substances such as external water in addition to the injection of the lubricant over a certain pressure.

또한, 상기 볼밀봉캡(400)은 끝단에 공극조절구(430)를 구비하여 실시하게 되면 볼밀봉캡(400)을 삽입깊이에 따라서 베어링볼 간에 간극을 조절하여 풀림회전의 회전정도를 조절할 수 있는 것이다.In addition, when the ball sealing cap 400 is provided with a gap adjusting member 430 at the end, the degree of rotation of the loosening rotation can be adjusted by adjusting the gap between the bearing balls according to the insertion depth of the ball sealing cap 400. there will be

또한, 상기 공극조절구(430)는 끝단에 상기 호스볼가이드홈(212a)의 면을 누르는 저항조절공(431)을 구비하여 실시하게 되면 볼밀봉캡(400)의 깊이를 조절하여 상기 저항조절공(431)의 접촉정도를 조절하여 회전저항력을 조절하여 회전정도를 더욱 조절할 수 있는 것이다.In addition, when the air gap control member 430 is provided with a resistance adjusting hole 431 for pressing the surface of the hose ball guide groove 212a at the end, the depth of the ball sealing cap 400 is adjusted to adjust the resistance. By adjusting the contact degree of the ball 431, the rotational resistance can be adjusted to further control the rotational degree.

또한, 상기 수밀오링(300)을 수평창재질로 형성하여 실시하게 되면 물이 유입되더라도 수밀오링(300)이 팽창하여 물 유입을 방지하는 것이다.In addition, when the water-tight O-ring 300 is formed of a horizontal window material, even if water is introduced, the water-tight O-ring 300 expands to prevent water inflow.

10: 직조호스 20: 베어링볼
30: 수꼬임풀림커플링
31: 수나사체결몸체 32: 호스결속수몸체
40: 암꼬임풀림커플링
41: 암나사체결몸체 42: 호스결속암몸체
110: 나사체결부
120: 나사삽입부 121a: 나사볼가이드홈
130: 체결지지부
131: 볼삽입공 132: 제한확인홈
141: 윤활제배출공
210: 호스삽입부
211: 오링배치면 211a: 호스오링홈
212: 편심방지면 212a: 호스볼가이드홈
220: 호스체결부 221: 호스결면
300: 수밀오링
400: 볼밀봉캡
410: 윤활제주입구 420: 압력밸브
430: 공극조절구 431: 저항조절공10: woven hose 20: bearing ball
30: male untwisted coupling
31: male thread fastening body 32: hose binding male body
40: female untwisted coupling
41: female thread fastening body 42: hose binding female body
110: screw fastening part
120: screw insertion portion 121a: screw ball guide groove
130: fastening support
131: ball insertion hole 132: limit check groove
141: lubricant discharge hole
210: hose insert
211: O-ring arrangement surface 211a: Hose O-ring groove
212: anti-eccentricity surface 212a: hose ball guide groove
220: hose fastening part 221: hose fastening surface
300: watermil O-ring
400: ball sealing cap
410: lubricant inlet 420: pressure valve
430: air gap control member 431: resistance control ball

Claims (5)

소방호스에 있어서;
직조형성되면 내부가 코팅형성되어 구비되는 직조호스와 직조호스의 일단에 결합되어 관창 또는 연결대상 소방호스와 연결될 수 있게 구비되는 수꼬임풀림커플링과 상기 직조호스의 다른 일단에 결합되어 소방차 또는 연결대상 소방호스와 연결될 수 있게 구비되는 암꼬임풀림커플링, 수꼬임풀림커플링 및 암꼬임풀림커플링 내부에 구비되어 소방호스의 초기 급수과정에 꼬임풀림을 회전흡수할 수 있게 구비되는 베어링볼로 구성하고,
상기 수꼬임풀림커플링은 관창 또는 연결대상 소방호스와의 연결을 위한 수나사를 돌출 형성하여 구비되는 수나사체결몸체와 일측이 수나사체결몸체에 삽입결속되며 다른 일측에 상기 직조호스를 결속할 수 있게 구비되는 호스결속수몸체로 구비하며;
상기 암꼬임풀림커플링은 소방차 또는 연결대상 소방호스와의 연결을 위한 암나사부를 형성하여 구비되는 암나사체결몸체와 직조호스를 결속할 수 있게 구비되는 호스결속암몸체로 구비하고;
상기 호스결속수몸체와 호스결속암몸체의 외면에 수밀을 유지할 수 있게 구비되는 두 개의 수밀오링을 구비하며;
상기 수나사체결몸체와 암나사체결몸체에 베어링볼을 각각 수나사체결몸체와 호스결속수몸체 사이 및 암나사체결몸체와 호스결속암몸체 사이에 베어링볼을 삽입할 수 있게 형성한 볼삽입공 및 상기 볼삽입공을 밀봉할 수 있게 구비되는 볼밀봉캡으로 구성하고;
상기 수나사체결몸체와 암나사체결몸체는 전측에 각각 돌출나사와 내측 삽입나사를 갖는 나사체결부와 후측에 상기 호스결속수몸체와 호스결속암몸체가 삽입연결되는 나사삽입부 및 외측에 나사체결 과정에 파지를 돕는 복수의 돌출된 체결지지부로 구비하며;,
상기 호스결속수몸체와 호스결속암몸체는 전측에 상기 나사삽입부로 삽입연결되는 호스삽입부와 후측에 직조호스가 내입되는 호스체결부로 구비하고;
상기 호스삽입부는 전측에 각각 두 개의 수밀오링이 끼워지는 호스오링홈을 구비하며;
상기 호스체결부는 안측에 직조호스가 삽입시에 안측 일방향으로 삽입을 유도하고 이탈을 방지하도록 안측으로 경사진 물결형의 호스결면을 구비하고;
상기 호스삽입부 후측에 상기 베어링볼의 구름이동 가이드가 되도록 반원으로 둘러 파인 호스볼가이드홈을 구비하고, 이에 맞게 상기 나사삽입부 안측에 상기 베어링볼의 구름이동 가이드가 되도록 반원으로 둘러 파인 나사볼가이드홈을 구비하며;
상기 볼삽입공은 상기 나사볼가이드홈와 호스볼가이드홈 사이에 베어링볼을 삽입하도록 형성하고, 상기 볼삽입공은 상기 체결지지부 중 하나에 베어링볼 사이즈에 맞게 나선형으로 관통하여 형성하고, 상기 볼밀봉캡은 상기 볼삽입공에 나선 삽입되는 나사형으로 구비하고, 상기 볼삽입공이 형성된 체결지지부는 상부면에 볼밀봉캡의 삽입정도를 확인하도록 볼밀봉캡이 삽입가능한 제한 깊이만큼 수평으로 파인 제한확인홈을 구비하는 것을 특징으로 하는 꼬임 풀림구조를 갖는 소방호스.

in a fire hose;
When the weave is formed, the woven hose is coated inside and is coupled to one end of the woven hose and coupled to the other end of the untwisted coupling and the other end of the woven hose to be connected to the pipe window or the target fire hose to be connected to a fire engine or connection. It is a bearing ball that is provided inside the female untwisted coupling, the male untwisted coupling and the female untwisted coupling so that it can be connected to the target fire hose and can absorb the untwisted rotation during the initial water supply process of the fire hose. compose,
The male untwisted coupling has a male screw fastening body provided by protruding a male screw for connection to a pipe window or a connection target fire hose, and one side is inserted and coupled to the male screw fastening body, and the woven hose is provided on the other side to bind the woven hose. It is provided with a hose binding water body;
The female untwisted coupling is provided with a female screw fastening body provided by forming a female screw for connection with a fire engine or a connection target fire hose and a hose binding arm body provided to bind the woven hose;
and two watertight O-rings provided to maintain watertightness on the outer surfaces of the hose binding water body and the hose binding arm body;
A ball insertion hole and the ball insertion hole formed to insert a bearing ball into the male screw fastening body and the female screw fastening body, respectively, between the male screw fastening body and the hose bundling body and between the female screw fastening body and the hose bundling female body Consists of a ball sealing cap provided to be able to seal;
The male screw fastening body and the female screw fastening body have a screw fastening part having a protruding screw and an inner insertion screw on the front side, respectively, and a screw insertion part in which the hose binding male body and the hose binding female body are inserted and connected to the rear side, and in the screw fastening process on the outside It is provided with a plurality of protruding fastening support parts that help grip;
The hose binding body and the hose binding arm body are provided with a hose insertion part inserted and connected to the screw insertion part on the front side and a hose coupling part having a woven hose inserted thereinto on the rear side;
The hose insertion part has a hose O-ring groove into which two watertight O-rings are fitted, respectively, on the front side;
The hose fastening portion has a wavy hose coupling surface inclined to the inside to induce insertion in one direction on the inside when the woven hose is inserted on the inside and to prevent separation;
A hose ball guide groove is provided at the rear side of the hose insertion part to be a guide for rolling movement of the bearing ball, and a semicircle is provided to guide the rolling movement of the bearing ball inside the screw insertion part accordingly. having a guide groove;
The ball insertion hole is formed to insert a bearing ball between the screw ball guide groove and the hose ball guide groove, and the ball insertion hole is formed to penetrate one of the fastening support parts in a helical manner according to the size of the bearing ball, and the ball sealing The cap is provided in a threaded shape to be spirally inserted into the ball insertion hole, and the fastening support part in which the ball insertion hole is formed is horizontally cut to a limited depth into which the ball sealing cap can be inserted to check the insertion degree of the ball sealing cap on the upper surface. Fire hose having an untwisted structure, characterized in that it has a groove.

 제 1항에 있어서;
호스삽입부는 전방에 상기 두 개의 호스오링홈이 위치하는 오링배치면과 후방에 상기 호스볼가이드홈이 위치하는 편심방지면으로 구비하고,
상기 오링배치면은 수밀오링이 끼워질시 수밀오링이 상기 나사삽입부 내측에 압착 맞물리도록 공차를 가지게 구비하는 것을 특징으로 하는 꼬임 풀림구조를 갖는 소방호스.
The method of claim 1 ;
The hose insertion part is provided with an O-ring arrangement surface in which the two hose O-ring grooves are located in the front and an eccentricity prevention surface in which the hose ball guide grooves are located in the rear,
The O-ring arrangement surface is a fire hose having an untwisted structure, characterized in that the water-tight O-ring is provided with a tolerance so that the water-tight O-ring is press-engaged inside the screw insertion part when the watertight O-ring is fitted.
 제 2항에 있어서;
상기 편심방지면은 베어링볼에 물 유입을 막고 지지되어 뒤틀림을 방지하도록 상기 나사삽입부의 내측에 맞게 구비하는 것을 특징으로 하는 꼬임 풀림구조를 갖는 소방호스.
3. The method of claim 2;
The anti-eccentricity surface prevents water inflow to the bearing ball and is supported so as to be fitted inside the screw insertion part to prevent distortion.
 제 1항에 있어서;
상기 볼밀봉캡은 끝단에 볼밀봉캡의 삽입깊이에 따라 베어링볼 사이의 공극을 조절할 수 있게 경사를 갖는 공극조절구를 구비하고,
상기 공극조절구는 끝단에 상기 호스볼가이드홈의 면을 누르러 회전저항을 조절하는 저항조절공을 구비하는 것을 특징으로 하는 꼬임 풀림구조를 갖는 소방호스.
The method of claim 1 ;
The ball sealing cap is provided with a gap control member having a slope at the end to adjust the gap between the bearing balls according to the insertion depth of the ball sealing cap,
The air gap control member is a fire hose having a twist untwisted structure, characterized in that it has a resistance control ball for adjusting the rotational resistance by pressing the surface of the hose ball guide groove at the end.
 제 1항에 있어서;
상기 볼밀봉캡은 중심을 관통하여 윤활제를 주입하는 윤활제주입구를 구비하고, 암나사체결몸체와 수나사체결몸체는 일측에 윤활제가 주입시 잔여 윤활제가 외부로 배출되게 윤활제배출공을 관통하여 구비하고,
상기 윤활제주입구는 입구에 일정압력이상일 일 때 열려 윤활제를 주입하도록 압력밸브를 구비하는 것을 특징으로 하는 꼬임 풀림구조를 갖는 소방호스.
The method of claim 1 ;
The ball sealing cap is provided with a lubricant inlet for injecting lubricant through the center, and the female screw fastening body and the male screw fastening body are provided through a lubricant discharge hole so that the remaining lubricant is discharged to the outside when the lubricant is injected on one side,
The lubricant inlet is opened when the pressure is greater than or equal to a predetermined pressure at the inlet, and a fire hose having an untwisted structure, characterized in that it is provided with a pressure valve to inject the lubricant.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102589273B1 (en) * 2023-07-21 2023-10-12 유정호 All-in-one solar street light
CN117357845A (en) * 2023-12-07 2024-01-09 江苏润泽安全科技有限公司 Strapping machine for fire hose
KR102679128B1 (en) * 2023-03-28 2024-06-26 문성준 coupling structure with enhanced rotational properties

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101331061B1 (en) * 2013-04-11 2013-11-19 와이에스(주) Water input coupling and torsion-preventive fire hose
KR101691080B1 (en) * 2016-05-17 2017-01-02 (주)무림설계기술단 Coupling for torsion-preventive fire hose installed in building
KR20210005161A (en) 2018-04-30 2021-01-13 머크 샤프 앤드 돔 코포레이션 Method for Producing Streptococcus pneumoniae Capsular Polysaccharide Carrier Protein Conjugate from Riosphere

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101331061B1 (en) * 2013-04-11 2013-11-19 와이에스(주) Water input coupling and torsion-preventive fire hose
KR101691080B1 (en) * 2016-05-17 2017-01-02 (주)무림설계기술단 Coupling for torsion-preventive fire hose installed in building
KR20210005161A (en) 2018-04-30 2021-01-13 머크 샤프 앤드 돔 코포레이션 Method for Producing Streptococcus pneumoniae Capsular Polysaccharide Carrier Protein Conjugate from Riosphere

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102679128B1 (en) * 2023-03-28 2024-06-26 문성준 coupling structure with enhanced rotational properties
KR102589273B1 (en) * 2023-07-21 2023-10-12 유정호 All-in-one solar street light
CN117357845A (en) * 2023-12-07 2024-01-09 江苏润泽安全科技有限公司 Strapping machine for fire hose
CN117357845B (en) * 2023-12-07 2024-02-23 江苏润泽安全科技有限公司 Strapping machine for fire hose

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