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KR100872765B1 - Pushpin assembly for pipe connection - Google Patents

Pushpin assembly for pipe connection Download PDF

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Publication number
KR100872765B1
KR100872765B1 KR1020080073337A KR20080073337A KR100872765B1 KR 100872765 B1 KR100872765 B1 KR 100872765B1 KR 1020080073337 A KR1020080073337 A KR 1020080073337A KR 20080073337 A KR20080073337 A KR 20080073337A KR 100872765 B1 KR100872765 B1 KR 100872765B1
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South Korea
Prior art keywords
pressure ring
ring
pressing
pressure
cast iron
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Expired - Fee Related
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KR1020080073337A
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Korean (ko)
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허병욱
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현대주철산업 주식회사
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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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
    • F16L21/04—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings in which sealing rings are compressed by axially-movable members
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/08—Joints with sleeve or socket with additional locking means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints With Sleeves (AREA)

Abstract

본 발명은 주철관을 소켓관에 연결하는 압륜 어셈블리에 관한 것으로, The present invention relates to a pressure wheel assembly for connecting a cast iron pipe to a socket pipe,

소켓관과 주철관 사이를 밀폐하는 고무링과, 상기 고무링을 눌러주는 압륜과, 상기 압륜의 내측 경사부와 주철관에 끼워져 주철관을 잡아주는 스파이크와, 상기 스파이크를 눌러주는 가압링과, 상기 압륜을 소켓관에 체결하는 조인트 볼트와 조인트 너트로 이루어지는 압륜 어셈블리에 있어서, 상기 조인트 볼트의 길이는 압륜만 체결하는 것이 아니고 가압링 까지 체결하도록 그 나사부가 가압링의 상면보다 높게 돌출되게 하고, 상기 조인트 너트는 너트머리의 하부에 가압링을 눌러주는 누름부가 형성되고 누름부 하부에 압륜을 눌러주는 누름부가 형성되어 가압링과 압륜을 같이 눌러주도록 구성하여서 된 특징과, 상기 가압링은 그 외주연에 누름부와의 접촉면적을 넓히기 위한 요입부가 형성된 다른 특징과, 상기 압륜과 가압링은 그 중간에 스파이크가 개재된 상태에서 볼트에 의해 가 조립되는 또 다른 특징이 있다. A rubber ring for sealing between the socket tube and the cast iron pipe, a pressure ring for pressing the rubber ring, a spike inserted in the inclined portion of the pressure ring and the cast iron pipe to hold the cast iron pipe, a pressure ring for pressing the spike, and the pressure ring In a pressure bearing assembly comprising a joint bolt and a joint nut to be fastened to a socket tube, the length of the joint bolt is not only to fasten the pressure ring but to allow the threaded portion to protrude higher than the upper surface of the pressure ring so as to be fastened to the pressure ring, and the joint nut The pressing portion is formed in the lower portion of the nut head pressing the pressing ring and the pressing portion is formed in the pressing portion is configured to press the pressing ring and the pressing ring together, the pressing ring is pressed on the outer circumference Another feature is provided with a recessed portion for widening the contact area with the part, and the pressure wheel and the pressure ring have a spar in the middle thereof. There is another feature which is assembled by means of bolts in a greater intervening state.

Description

관 연결용 압륜 어셈블리{ASSEMBLY OF PRESS WHEEL FOR PIPE-CONNECTING}Pressure assembly for pipe connection {ASSEMBLY OF PRESS WHEEL FOR PIPE-CONNECTING}

본 발명은 주철관을 소켓관에 연결하는 압륜 어셈블리에 관한 것으로, 더욱 자세하게는 스파이크를 눌러주는 가압링과 고무링을 눌러주는 압륜을 조인트 볼트와 조인트 너트만으로 체결할 수 있게 한 관 연결용 압륜 어셈블리에 관한 것이다.The present invention relates to a pressure ring assembly for connecting a cast iron pipe to a socket pipe, and more particularly, to a pressure ring assembly for pipe connection, which allows the pressure ring for pressing a spike and the pressure ring for pressing a rubber ring to be fastened only with a joint bolt and a joint nut. It is about.

종래의 주철관과 소켓관을 연결하기 위한 구조를 보면, 도 1과 같이 소켓관(1)에 주철관(2)을 삽입하고 소켓관(1)의 경사부(1a)와 주철관(2) 사이에 고무링(3)을 개재하여 이를 압륜(4)의 내측단(4a)이 누르도록 조인트볼트(5)와 너트(6)로 체결한 다음, 압륜(4)의 내측단(4a)과 주철관(2) 사이에 스파이크(7)를 끼우고 그 상부를 누르도록 가압링(8)을 볼트(9)로 체결하여서 된 것이다.In the conventional structure for connecting the cast iron pipe and the socket tube, as shown in Figure 1, the cast iron tube 2 is inserted into the socket tube 1 and the rubber between the inclined portion (1a) and the cast iron tube (2) of the socket tube (1) The joint bolt 5 and the nut 6 are fastened so that the inner end 4a of the pressure ring 4 is pressed through the ring 3, and then the inner end 4a of the pressure ring 4 and the cast iron pipe 2 The spike ring 7 is sandwiched between the and the pressing ring 8 to press the upper portion of the bolt (9).

그러나, 상기 종래기술을 보면 압륜(4)을 소켓관(1)에 조인트 볼트(5)와 조인트 너트(6)로 체결하고, 다시 가압링(8)을 압륜(4)에 볼트(9)로 체결하도록 되어 있어 볼트의 갯수가 많아 조립이 매우 번거롭고 조립시간이 많이 소요되는 등의 문제점이 있었다.However, according to the prior art, the pressure ring 4 is fastened to the socket tube 1 with the joint bolt 5 and the joint nut 6, and the pressure ring 8 is tightened with the pressure wheel 4 with the bolt 9. Since the number of bolts is fastened, the assembly is very cumbersome and the assembly takes a lot of time.

본 발명은 상기와 같은 종래의 문제점을 해결하고자 안출한 것으로, 스파이크를 눌러주는 가압링과 고무링을 눌러주는 압륜을 조인트 볼트와 조인트 너트만으로 체결할 수 있게 하여 부품수를 감소시킨 관 연결용 압륜 어셈블리를 제공함에 그 목적이 있다.The present invention has been made to solve the conventional problems as described above, the pressure ring for pressing the spike and the pressure ring for pressing the rubber ring can be fastened only by the joint bolt and the joint nut to reduce the number of parts of the pipe connecting pressure ring The purpose is to provide an assembly.

상기와 같은 목적을 달성하기 위한 본 발명은, 소켓관과 주철관 사이를 밀폐하는 고무링과, 상기 고무링을 눌러주는 압륜과, 상기 압륜의 내측 경사부와 주철관에 끼워져 주철관을 잡아주는 스파이크와, 상기 스파이크를 눌러주는 가압링과, 상기 압륜을 소켓관에 체결하는 조인트 볼트와 조인트 너트로 이루어지는 압륜 어셈블리에 있어서, 상기 조인트 볼트의 길이는 압륜만 체결하는 것이 아니고 가압링 까지 체결하도록 그 나사부가 가압링의 상면보다 높게 돌출되게 하고, 상기 조인트 너트는 너트머리의 하부에 가압링을 눌러주는 누름부가 형성되고 누름부 하부에 압륜을 눌러주는 누름부가 형성되어 가압링과 압륜을 같이 눌러주도록 구성하여서 된 특징이 있다.The present invention for achieving the above object, the rubber ring for sealing between the socket tube and the cast iron pipe, the pressure ring for pressing the rubber ring, the inner inclined portion of the pressure ring and the spikes to hold the cast iron pipe, In the pressure assembly including a pressure ring for pressing the spike, and a joint bolt and a joint nut for fastening the pressure ring to the socket tube, the length of the joint bolt is not only tightening the pressure wheel but the screw portion is pressed to the pressure ring. The joint nut is formed so as to protrude higher than the upper surface of the ring, and the joint nut is formed to press the pressure ring at the lower part of the nut head, and a pressing part is formed at the lower part of the press part to press the pressure ring and the pressure ring together. There is a characteristic.

본 발명은 또 상기 가압링이 그 외주연에 누름부와의 접촉면적을 넓히기 위한 요입부가 형성되어 있는 다른 특징이 있다.The present invention is also characterized in that the pressing ring has a concave indentation formed on the outer circumference thereof to increase the contact area with the pressing portion.

본 발명은 상기 압륜과 가압링은 그 중간에 스파이크가 개재된 상태에서 볼 트에 의해 가 조립되도록 구성된 또 다른 특징이 있다. The present invention has another feature that the pressing ring and the pressure ring is configured to be assembled by the bolt in the state where the spike is interposed therebetween.

상기와 같은 과제 해결수단을 지닌 본 발명은 소켓관에 주철관을 조립하는 과정에서 조인트 볼트에 조인트 너트를 결합하는 한번의 작업으로 압륜과 가압링이 동시에 체결되므로 조립작업이 편리하고 신속하게 진행되며 부품수가 줄어 제품가격이 저렴해지는 것 등의 효과를 얻는다.The present invention having the above-mentioned means to solve the problem is assembling work is convenient and quick progress because the pressing wheel and the pressure ring are simultaneously fastened by one operation of coupling the joint nut to the joint bolt in the process of assembling the cast iron pipe to the socket tube. The number is reduced and the price of the product is lowered.

이하, 본 발명의 바람직한 실시 예를 도면에 의거하여 상세하게 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

도 2는 본 발명에 따른 조인트 너트의 사시도이고, 도 3은 조인트 너트의 단면도이다. Figure 2 is a perspective view of a joint nut according to the present invention, Figure 3 is a cross-sectional view of the joint nut.

또, 도 4는 가압링의 사이도이고, 도 5는 본 발명의 조립상태 단면도이다. 4 is a cross-sectional view of the pressing ring, Figure 5 is an assembled state cross-sectional view of the present invention.

도시한 바와 같이 소켓관(10)에 주철관(20)을 연결하는 압륜 어셈블리에 있어서, In the pressure wheel assembly for connecting the cast iron pipe 20 to the socket pipe 10 as shown,

상기 소켓관(10)의 경사부(11)와 주철관(20) 사이를 밀폐하는 고무링(30)과,Rubber ring 30 for sealing between the inclined portion 11 and the cast iron pipe 20 of the socket tube 10,

상기 고무링(30)을 눌러주는 압륜(40)과,Pushing ring 40 for pressing the rubber ring 30,

상기 압륜(40)의 내측 경사부(41)와 주철관(20)에 끼워져 주철관(20)을 잡아주는 스파이크(50)와,Spike 50 is fitted to the inner inclined portion 41 and the cast iron pipe 20 of the pressure ring 40 to hold the cast iron pipe 20,

상기 스파이크(50)를 눌러주는 가압링(60)과,Pressing ring 60 for pressing the spike 50,

상기 압륜(40)과 가압링(60)을 소켓관(10)에 체결하는 조인트 볼트(70)와 조인트 너트(80)로 구성된다.It consists of a joint bolt 70 and a joint nut 80 for fastening the pressure ring 40 and the pressure ring 60 to the socket tube 10.

상기 가압링(60)의 연부에는 조인트 너트(80)에 의해 눌려지는 접촉면을 넓게 하기 위하여 요입부(61)가 형성되어 있다.In the edge portion of the pressure ring 60, a concave inlet 61 is formed to widen the contact surface pressed by the joint nut 80.

상기 조인트 볼트(70)는 압륜(40)만 체결하는 것이 아니고 가압링(60) 까지 체결하게 되므로 나사부(71)의 길이가 가압링(60)의 상면보다 충분하게 더 돌출되게 연장되어 있다.Since the joint bolt 70 is not fastened only to the pressure ring 40 but is fastened to the pressure ring 60, the length of the threaded portion 71 extends more sufficiently than the upper surface of the pressure ring 60.

상기 조인트 너트(80)는 너트머리(81)의 하부에 가압링(60)의 연부를 눌러주는 누름부(82)가 형성되고 그 하부에 압륜(40)을 눌러주는 누름부(83)가 형성되어 있다.The joint nut 80 has a pressing portion 82 for pressing the edge of the pressure ring 60 at the lower portion of the nut head 81, and a pressing portion 83 for pressing the pressure ring 40 at the lower portion thereof. It is.

그러므로 조립된 상태에서 상기 조인트 너트(80)는 하나의 부품으로 가압링(60)과 압륜(40)을 같이 눌러주게 된다.Therefore, in the assembled state, the joint nut 80 presses the pressure ring 60 and the pressure ring 40 together as one component.

또 상기 압륜(40)과 스파이크(50)와 가압링(60)은 공장에서부터 어셈블리로 체결되어 납품하는 것이 바람직하다In addition, the pressure wheel 40, the spike 50 and the pressure ring 60 is preferably delivered to the assembly from the factory.

실제로 관로공사 현장에서는 인부들이 압륜 어셈블리를 정확하게 조립하는것이 서툴어 조립순서가 바뀌는 등의 실수가 종종 발생하므로 상기 압륜(40)과 스파이크(50)와 가압링(60)을 가(假) 조립하여 납품하게 되면 작업속도가 빨라지고 조립을 잘 못하는 확률을 줄일 수 있다.Actually, in the pipeline construction site, it is difficult for workers to assemble the pressure ring assembly accurately, so that the assembly order is often changed. Therefore, the pressure wheel 40, the spike 50, and the pressure ring 60 are temporarily assembled. Delivery speeds up work and reduces the chance of poor assembly.

도 6 및 도 7은 본 발명의 압륜과 스파이크와 가압링의 가 조립을 위한 분해사시도와 가 조립상태의 단면도이다.6 and 7 are exploded perspective views and cross-sectional views of the temporary assembly state for the temporary assembly of the pressure wheel, the spike and the pressure ring of the present invention.

따라서 본 발명의 다른 실시 예는 도 6, 또 7에 도시된 바와 같이 압륜(40)에 나사구멍(42)을 형성하고 가압링(60)에는 관통공(62)을 천공한 다음 압륜(40)의 상부에 스파이크(50)를 얹어놓고 그 위에 가압링을 중첩한 다음 볼트(90)로 압륜(40)과 가압링(60)을 체결하여 납품하도록 구성되어 있다.Therefore, according to another embodiment of the present invention, as shown in FIGS. 6 and 7, a screw hole 42 is formed in the pressure ring 40, and the through ring 62 is drilled in the pressure ring 60. Spike 50 is placed on the top of the pressure ring is superimposed on it and then the pressure ring 40 and the pressure ring 60 by fastening the bolt 90 is configured to deliver.

상기 도면에는 조인트 볼트(70)가 4개인 것으로 도시되어 있으나, 소켓관의 크기에 따라 3개로부터 시작하여 10개 이상도 사용되고 있으므로 갯수는 의미가 없다.Although the joint bolt 70 is shown as four in the figure, the number is not significant because more than 10 are used starting from three, depending on the size of the socket tube.

상기와 같이 구성되는 본 발명은 도 5와 같은 상태로 조립사용되는 것으로, 조립과정에서 조인트 볼트(70)에 조인트 너트(80)를 결합하는 한번의 작업으로 압륜(40)과 가압링(60)이 동시에 체결되므로 조립작업이 편리하고 신속하게 진행되며 부품수가 줄어 제품가격이 저렴해지는 것 등의 장점이 있다.The present invention configured as described above is used to be assembled in the state as shown in Figure 5, the pressing wheel 40 and the pressure ring 60 in one operation for coupling the joint nut 80 to the joint bolt 70 in the assembly process. At the same time, the assembly work is convenient and quick, and the number of parts is reduced, so that the product price is low.

도 1은 종래기술의 조립 단면도1 is a cross-sectional view of the prior art assembly

도 2는 본 발명에 따른 조인트 너트의 사시도2 is a perspective view of a joint nut according to the present invention;

도 3은 본 발명의 조인트 너트의 단면도3 is a cross-sectional view of a joint nut of the present invention.

도 4는 본 발명에 따른 가압링의 사시도Figure 4 is a perspective view of the pressure ring according to the present invention

도 5는 본 발명의 조립상태 단면도5 is a cross-sectional view of the assembled state of the present invention

도 6은 본 발명의 압륜과 가압링의 다른 실시 예의 분해 사시도Figure 6 is an exploded perspective view of another embodiment of the pressure wheel and the pressure ring of the present invention

도 7은 도 7의 조립 단면도FIG. 7 is an assembly cross-sectional view of FIG. 7.

<도면의 주요부분에 대한 부호설명><Code Description of Main Parts of Drawing>

10; 소켓관 20; 주철관 30; 고무링 40; 압륜 42;나사구멍10; Socket tube 20; Cast iron pipe 30; Rubber ring 40; Push ring 42; screw hole

50; 스파이크 60; 가압링 61; 요입부 62; 관통공 50; Spike 60; Pressure ring 61; Indentation 62; Through hole

70; 조인트 볼트 71; 나사부 80; 조인트 너트 82; 누름부 70; Joint bolt 71; Threaded portion 80; Joint nut 82; Press

83; 누름부83; Press

Claims (3)

소켓관과 주철관 사이를 밀폐하는 고무링(30)과, 고무링(30)을 눌러주는 압륜(40)과, 압륜(40)의 내측 경사부(41)와 주철관(20) 사이에 끼워져 주철관(20)을 잡아주는 스파이크(50)와, 스파이크(50)를 눌러주는 가압링(60)과, 압륜(40)을 소켓관에 체결하는 조인트 볼트와 조인트 너트로 이루어지는 압륜 어셈블리에 있어서,A rubber ring 30 for sealing between the socket tube and the cast iron pipe, and the pressure ring 40 for pressing the rubber ring 30, and between the inner inclined portion 41 and the cast iron pipe 20 of the pressure ring 40 is cast iron pipe ( 20. A pressure ring assembly comprising a spike 50 for holding the 20, a pressure ring 60 for pressing the spike 50, a joint bolt and a joint nut for fastening the pressure ring 40 to the socket tube, 상기 조인트 볼트(70)와 조인트 너트(80)가 체결되어 조인트 너트(80)의 누름부(82)는 가압링(60)을 가압하고 조인트 너트(80)의 또 다른 누름부(83)는 압륜(40)을 동시에 가압하는 것을 특징으로 하는 관 연결용 압륜 어셈블리.The joint bolt 70 and the joint nut 80 are fastened so that the pressing portion 82 of the joint nut 80 pressurizes the pressure ring 60, and the other pressing portion 83 of the joint nut 80 is pressed. Pushing assembly for pipe connection, characterized in that for pressing the 40 at the same time. 제1항에 있어서,The method of claim 1, 상기 가압링(60)은 그 외주연에 누름부(82)와의 접촉면적을 넓히기 위한 요입부(61)가 형성됨을 특징으로 하는 관 연결용 압륜 어셈블리.The pressure ring (60) is a conduit connecting pipe assembly, characterized in that the concave inlet portion 61 is formed to widen the contact area with the pressing portion (82) on the outer circumference. 제1항에 있어서,The method of claim 1, 상기 압륜(40)과 가압링(60)은 그 중간에 스파이크(50)가 개재된 상태에서 볼트(90)에 의해 가 조립되는 것을 특징으로 하는 것을 특징으로 하는 관 연결용 압륜 어셈블리. The pressure ring (40) and the pressure ring (60) is a pressure assembly for connecting pipes, characterized in that is assembled by a bolt (90) in the state in which a spike (50) interposed therebetween.
KR1020080073337A 2008-07-28 2008-07-28 Pushpin assembly for pipe connection Expired - Fee Related KR100872765B1 (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100939038B1 (en) 2009-12-04 2010-01-27 현대주철산업 주식회사 Assembly of press wheel for conneting pipes
CN103062533A (en) * 2012-12-28 2013-04-24 桃江新兴管件有限责任公司 Cast pipe self-anchorage type connector
KR101460469B1 (en) * 2014-02-26 2014-11-10 김태원 Tightening ring assembly for preventing pipes from detaching
WO2018001575A1 (en) * 2016-06-30 2018-01-04 Total Sa System to connect a first pipe and a second pipe
KR20180042875A (en) * 2016-10-18 2018-04-27 주식회사 수생 Structure for connecting earthquake-resistant design type deformed fittings
KR101856507B1 (en) * 2017-10-27 2018-05-10 주식회사 코팅코리아 Connecting structure for pipe
KR101910485B1 (en) 2018-05-24 2018-10-22 임순조 Method and structure for connecting water pipe line

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52121815A (en) 1976-04-07 1977-10-13 Masuyoshi Kiyohara Pipe joint arrangement
US4610471A (en) * 1985-10-29 1986-09-09 Coupling Systems, Inc. Flange adapters
KR200413818Y1 (en) * 2006-01-19 2006-04-11 허병욱 Cast Iron Pipe Joints

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52121815A (en) 1976-04-07 1977-10-13 Masuyoshi Kiyohara Pipe joint arrangement
US4610471A (en) * 1985-10-29 1986-09-09 Coupling Systems, Inc. Flange adapters
KR200413818Y1 (en) * 2006-01-19 2006-04-11 허병욱 Cast Iron Pipe Joints

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100939038B1 (en) 2009-12-04 2010-01-27 현대주철산업 주식회사 Assembly of press wheel for conneting pipes
CN103062533A (en) * 2012-12-28 2013-04-24 桃江新兴管件有限责任公司 Cast pipe self-anchorage type connector
KR101460469B1 (en) * 2014-02-26 2014-11-10 김태원 Tightening ring assembly for preventing pipes from detaching
WO2018001575A1 (en) * 2016-06-30 2018-01-04 Total Sa System to connect a first pipe and a second pipe
KR20180042875A (en) * 2016-10-18 2018-04-27 주식회사 수생 Structure for connecting earthquake-resistant design type deformed fittings
KR101856507B1 (en) * 2017-10-27 2018-05-10 주식회사 코팅코리아 Connecting structure for pipe
KR101910485B1 (en) 2018-05-24 2018-10-22 임순조 Method and structure for connecting water pipe line

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