WO2018088880A1 - Élément étanche à l'eau pour dispositif de raccordement de tuyaux - Google Patents

Élément étanche à l'eau pour dispositif de raccordement de tuyaux Download PDF

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Publication number
WO2018088880A1
WO2018088880A1 PCT/KR2017/012900 KR2017012900W WO2018088880A1 WO 2018088880 A1 WO2018088880 A1 WO 2018088880A1 KR 2017012900 W KR2017012900 W KR 2017012900W WO 2018088880 A1 WO2018088880 A1 WO 2018088880A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipe
watertight member
protrusion
connection device
watertight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2017/012900
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English (en)
Korean (ko)
Inventor
이상헌
한동일
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Do Qoom Corp Ltd
Original Assignee
Do Qoom Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Do Qoom Corp Ltd filed Critical Do Qoom Corp Ltd
Priority claimed from KR1020170151448A external-priority patent/KR101980287B1/ko
Publication of WO2018088880A1 publication Critical patent/WO2018088880A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • 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
    • F16L17/00—Joints with packing adapted to sealing by fluid pressure
    • F16L17/06—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between the end surfaces of the pipes or flanges or arranged in recesses in the pipe ends or flanges
    • 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
    • F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends

Definitions

  • the present invention relates to a watertight member for a pipe connecting device, and more particularly, is installed in a pipe connecting device for connecting a pipe to improve watertightness and prevent separation between the pipe connecting device and the watertight member due to negative pressure and leakage thereof.
  • the present invention relates to a watertight member for a pipe connecting device.
  • Typical constructions include plumbing to supply water to each residential space. Piping can be installed from the basement to the rooftop.
  • the water supply method of the living space by the pipe may be a method of pumping the water to the top of the pipe, the water falls by its own weight.
  • a pressure reducing valve may be installed in each section of the pipe.
  • leakage may occur in the watertight member when the pressure applied to the watertight member increases and the pressure increases above the maximum allowable water pressure of the watertight member.
  • FIG. 1 is a perspective view showing a conventional watertight member for a pipe connection device
  • Figure 2 is a cross-sectional view taken along the line II-II 'in the watertight member for a pipe connection device shown in Figure 1
  • Figure 3 is shown in FIG. It is a state which the watertight member for the pipe connection apparatus which was connected was fastened to the pipe connection apparatus.
  • the conventional watertight member 100 for a pipe connection device is a watertight member 100 for a pipe connection device that connects the boundary portions of two pipes 10 whose ends are in close contact with each other.
  • the part 110, the protrusion 120, and the contact part 130 may be included.
  • the contact part 130 is bent from each of both ends of the base part 110 so as to contact the circumferential surface of the pipe, and the end of the contact part 130 extends toward the protrusion part 120.
  • the protrusion 120 may be elastically deformed to contact the pipe in a state where it is located at the boundary between two pipes 10 closely contacted with each other.
  • the protrusion 120 may strongly press the portions where the pipes 20 are in contact with each other to prevent the leakage of water.
  • the conventional watertight member 100 for a pipe connection device is a space formed on both sides of the protrusion 120 due to the negative pressure when the water remaining in the inside of the pipe is discharged to the outside using a pump for reasons such as pipe repair.
  • Water remaining in (S) flows into the pipe 10 and at the same time the protrusion 120 is sucked into the inside of the pipe 10, deformation of the space (S) occurs, the close portion 130 is the pipe (10) Water leakage may occur from the periphery of).
  • the present invention is to provide a watertight member for the pipe connecting device that is installed in the pipe connecting device for connecting the pipe is improved in watertightness and can prevent the separation between the pipe connecting device and the watertight member due to negative pressure, and thereby prevent leakage.
  • the present invention provides a watertight member for a pipe connecting device for connecting the boundary portions of two pipes whose ends are in close contact with each other, the base being spaced apart from the circumferential surface of the pipe; A protrusion formed to protrude toward the pipe from one side of the base part; A close contact portion bent from each of both ends of the base portion to be in contact with a circumferential surface of the pipe, and an end portion of which is extended toward the protrusion portion; And a reinforcement part formed at a connection portion of the base part and the protrusion.
  • the reinforcement part may have a height extending from the base part and a length extending from both sides of the protrusion part, respectively.
  • the reinforcing portion may have a rectangular cross-sectional shape.
  • the height of the reinforcement part is preferably 2 mm to 3.5 mm.
  • the height of the reinforcement portion is 2.5 mm to 3.5 mm.
  • the present invention is a watertight member for a pipe connecting device connecting the boundary portion of the two pipes whose ends are in close contact with each other, it is preferable to be prevented from being sucked into the inside of the pipe is caught by the end of the pipe when negative pressure occurs.
  • the watertight member for the pipe connection device according to the present invention can be improved watertight performance by the reinforcing portion, it is possible to prevent the separation between the pipe connection device and the watertight member by the negative pressure and thereby leaks.
  • FIG. 1 is a perspective view showing a watertight member for a conventional pipe connection device.
  • FIG. 2 is a cross-sectional view taken along the line II-II 'of the watertight member 100 for the pipe connecting apparatus shown in FIG. 1.
  • FIG. 3 is a state diagram in which the watertight member 100 for a pipe connecting device shown in FIG. 1 is sieved through the pipe connecting device 20.
  • FIG 4 and 5 are views illustrating various shapes of the reinforcing part 140 in the watertight member 200 for the pipe connection device according to the present invention.
  • FIG. 6 is a state diagram in which the watertight member 300 for the pipe connecting device shown in FIG. 4 is fastened to the pipe connecting device 20.
  • FIG. 7 is a graph simulating the maximum allowable water pressure while changing the J value of the watertight member of the example shown in FIG. 5 in the watertight member for the pipe connection device according to an embodiment of the present invention.
  • FIG. 1 is a perspective view illustrating a conventional watertight member for a pipe connection device
  • FIG. 2 is a cross-sectional view taken along line II-II 'of the watertight member 100 for a pipe connection device shown in FIG. 1
  • FIG. 1 is a state diagram in which the watertight member 100 for a pipe connecting device shown in FIG. 1 is fastened to the pipe connecting device 20.
  • FIG. 4 and 5 are views showing various shapes of the reinforcing part 140 in the watertight member 200 for the pipe connection device according to an embodiment of the present invention
  • Figure 6 is a pipe connection device shown in FIG. It is a state diagram in which the watertight member 200 is fastened to the pipe connection device 20.
  • the watertight member 200 (hereinafter referred to as "watertight member") for the pipe connection device according to an embodiment of the present invention is the same as the conventional watertight member 100 shown in FIG.
  • the base unit 110 includes a base part 110, a protrusion part 120, an adhesion part 130, and a reinforcing part 140.
  • the base portion 110 is spaced apart from the circumferential surface of the pipe 10.
  • the base unit 110 may be formed to a predetermined thickness.
  • the base 110 may have a plate shape having a predetermined thickness. Since the thickness of the base 110 may be changed according to the design, a detailed description thereof will be omitted.
  • the protrusion 120 is formed to protrude toward the pipe 10 from one side of the base 110.
  • the protrusion 120 may have a predetermined width.
  • the shape of the base 110 and the protrusion 120 may be a letter 'T' shape.
  • the close contact portion 130 is bent from each of both ends of the base portion 110 to be in contact with the circumferential surface of the pipe 10. An end of the contact portion 130 is formed to extend toward the protrusion 120.
  • the reinforcement part 140 is formed at a connection portion of the base part 110 and the protrusion part 120.
  • the reinforcement part 140 may have a polygonal cross-sectional shape. For example, as shown in FIG. 4, when the reinforcement part 140a is a triangle, the reinforcement part 140a may decrease in width as the reinforcement part 140a moves away from the base part 110.
  • the cross-sectional shape of the reinforcement part 140b may be rectangular.
  • the reinforcement part 140 reinforces the root part of the protrusion part 120.
  • the root portion of the protrusion 120 may be a boundary portion of the protrusion 120 with the base 110.
  • the reinforcement part 140 may minimize the deformation of the protrusion part 120 in a state in which the protrusion part 120 is in close contact with the pipe 10, the watertightness may be improved.
  • the pipe connecting apparatus including the watertight member 200 may include a watertight member 200 positioned at a connection portion of the pipe 10 and a fastening unit 20 formed to surround the watertight member 100.
  • the fastening unit 20 may be a fastening unit included in a general pipe connection device, a detailed description thereof will be omitted.
  • the watertight member 200 may be elastically deformed to be in contact with the pipe 10 in a state where the watertight member 200 is positioned at the boundary between two pipes 10 that are in close contact with each other.
  • the protrusion 120 may strongly press the portions where the pipes 10 are in contact with each other to prevent leakage of water.
  • the close contact part 130 is elastically deformed to the surface of the pipe 10 and the water flowing out of the pipe is connected to the pipe. It can be prevented from leaking from the device.
  • the watertightness of the pipe 10 may be improved and the protrusion 120 may be prevented from being sucked into the pipe 10 when negative pressure occurs in the pipe 10. Let's look at the conditions.
  • the length and thickness mentioned later are defined as the length measured based on the axial direction X or the radial direction Y of the piping 10.
  • the expansion force of the watertight member may be reduced, so it is preferably limited to a predetermined length. This is because in order for the watertight member to be properly installed, the process of expanding the watertight member while water is filled in the space S shown in FIG. 6 after the watertight member is installed is essential. This is because if the length G is too long, not only water is difficult to fill the space S, but also the filling speed may be slow.
  • the material of the watertight member uses a spring Shore (Hs) of 70 Shore A. It is preferable.
  • the radial thickness M of the base part 110 becomes thicker, the restoring force of the watertight member is improved, and when too thick, the size of the space S on both sides of the protruding part is reduced, thereby decreasing the expansion force of the watertight member. Therefore, it is desirable to be limited to within a certain thickness.
  • the reinforcement part 140 it is preferable to form the reinforcement part 140 so that the protrusion 120 is not sucked in when the negative pressure occurs inside the pipe 10, but as described above when the size of the reinforcement part 140 is too large, Since the size of the space S on both sides of the protrusion may be reduced, the expansion force of the watertight member may be lowered, and therefore, the space S may be limited within a predetermined thickness.
  • the reinforcement part 140 has a height J extending along the radial direction from the base part 110 and a length L extending along the axial direction on both sides of the protrusion 120. It can be defined as.
  • the size of the reinforcement 140 most suitable for the watertightness and the resilience of the watertight member may be derived as follows.
  • the appropriate allowable dimensions of the watertight member to be applied to the pipe 10 having an inner diameter of 50 mm, 65 mm and 80 mm, respectively, are as follows.
  • the length L of the reinforcement part 140 is preferably 3 mm.
  • the distance (F) between the mutually opposite contact portion 130 is 10 mm
  • the sum of (L) should be less than 10 mm. This is because, as described above, water should be filled in the space S after installation of the watertight member, because if the sum of these is larger than 10 mm, the water cannot be filled into the space S. That is, the smaller the length (L) of the reinforcing portion 140 is advantageous to fill the water in the space (S), but if too small, the protrusion 120 is sucked in the situation that the negative pressure occurs inside the pipe (10). Problems may arise.
  • the length L of the reinforcement part 140 is 3 mm. It is preferable.
  • the size of the reinforcement part 140 is defined as a height J extending along the radial direction from the base part 110 and a length L extending along the axial direction on both sides of the protrusion 120.
  • the height J of the reinforcement part 140 is preferably 2.5 mm to 3.5 mm.
  • FIG. 7 is a graph simulating the maximum allowable water pressure while changing the J value of the watertight member of the example shown in FIG. 5 in the watertight member for the pipe connection device according to an embodiment of the present invention.
  • the value of the x-axis is the dimension value of J
  • the value of the y-axis is the pressure value at which leakage starts to occur in the watertight member, which may be the maximum allowable hydraulic pressure.
  • the maximum allowable value of J differs according to the inner diameter of the pipe 10. This is because the sum of M and J should be set smaller than E. If the sum of M and J is larger than E, the contact portion 130 does not come into contact with the outer circumferential surface of the pipe 10 even if a watertight member is provided, so that it cannot function as a watertight member.
  • the maximum value of J is 3.8 mm when the inner diameter of the pipe 10 is 50 mm, the maximum value of J is 4.3 mm when the inner diameter is 65 mm, and the maximum value of J is 4.4 mm when the inner diameter is 80 mm.
  • the size of the reinforcement portion 140 is preferably the length (L) is 3 mm
  • the height (J) is formed in the range of 2 mm to 3.5 mm, more preferably the length (L) is 3 mm
  • the height (J) is formed in the range of 2.5 mm to 3.5 mm

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Domestic Plumbing Installations (AREA)

Abstract

La présente invention concerne un élément étanche à l'eau pour un dispositif de raccordement de tuyaux, et plus particulièrement un élément étanche à l'eau pour un dispositif de raccordement de tuyaux, l'élément étanche à l'eau pouvant être installé sur un dispositif de raccordement de tuyaux pour raccorder des tuyaux, ce qui améliore son étanchéité à l'eau, et la séparation entre le dispositif de raccordement de tuyaux et l'élément étanche à l'eau et la fuite provoquée par la séparation peuvent être empêchées. La présente invention concerne un élément étanche à l'eau pour un dispositif de raccordement de tuyaux permettant de raccorder des parties de limitation de deux tuyaux comprenant des extrémités qui entrent en contact étroit l'une avec l'autre. L'élément étanche à l'eau comprend : une partie de base espacée d'une surface circonférentielle du tuyau ; une partie de saillie faisant saillie à partir d'un côté de la partie de base en direction du tuyau ; une partie de contact étroit courbée à partir de chacune des deux extrémités de la partie de base pour entrer en contact avec la surface circonférentielle du tuyau, et comprenant une extrémité s'étendant en direction de la partie de saillie ; et une partie de renforcement disposée sur une partie de raccordement entre la partie de base et la partie de saillie.
PCT/KR2017/012900 2016-11-14 2017-11-14 Élément étanche à l'eau pour dispositif de raccordement de tuyaux Ceased WO2018088880A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160151009 2016-11-14
KR10-2016-0151009 2016-11-14
KR1020170151448A KR101980287B1 (ko) 2016-11-14 2017-11-14 배관연결장치용 수밀 부재
KR10-2017-0151448 2017-11-14

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WO2018088880A1 true WO2018088880A1 (fr) 2018-05-17

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PCT/KR2017/012900 Ceased WO2018088880A1 (fr) 2016-11-14 2017-11-14 Élément étanche à l'eau pour dispositif de raccordement de tuyaux

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WO (1) WO2018088880A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114585846A (zh) * 2019-11-15 2022-06-03 新亚株式会社 用于连接管道的联接组件

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080073726A (ko) * 2005-11-03 2008-08-11 슈빙 게엠베하 실링 링을 가진 파이프라인 커플링 및 농후 물체의 송출용파이프라인 시스템
EP2392418A1 (fr) * 2010-06-01 2011-12-07 AB Alvenius Industrier Tuyau métallique pour transporter un substrat, agencement de tuyau et procédé de fabrication d'un tuyau métallique
KR101330452B1 (ko) * 2013-01-15 2013-11-15 주식회사 하이스텐 배관연결용 플랜지
US8733799B2 (en) * 2004-05-14 2014-05-27 Victaulic Company Combination sealing member and pipe couplings
KR101635404B1 (ko) * 2015-09-15 2016-07-01 장동원 밀폐밀착력이 향상된 관체연결용 패킹

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8733799B2 (en) * 2004-05-14 2014-05-27 Victaulic Company Combination sealing member and pipe couplings
KR20080073726A (ko) * 2005-11-03 2008-08-11 슈빙 게엠베하 실링 링을 가진 파이프라인 커플링 및 농후 물체의 송출용파이프라인 시스템
EP2392418A1 (fr) * 2010-06-01 2011-12-07 AB Alvenius Industrier Tuyau métallique pour transporter un substrat, agencement de tuyau et procédé de fabrication d'un tuyau métallique
KR101330452B1 (ko) * 2013-01-15 2013-11-15 주식회사 하이스텐 배관연결용 플랜지
KR101635404B1 (ko) * 2015-09-15 2016-07-01 장동원 밀폐밀착력이 향상된 관체연결용 패킹

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114585846A (zh) * 2019-11-15 2022-06-03 新亚株式会社 用于连接管道的联接组件

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