WO2019019480A1 - Partie de pénétration de tuyau de commande hydraulique de soupape de commande à distance - Google Patents

Partie de pénétration de tuyau de commande hydraulique de soupape de commande à distance Download PDF

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Publication number
WO2019019480A1
WO2019019480A1 PCT/CN2017/110020 CN2017110020W WO2019019480A1 WO 2019019480 A1 WO2019019480 A1 WO 2019019480A1 CN 2017110020 W CN2017110020 W CN 2017110020W WO 2019019480 A1 WO2019019480 A1 WO 2019019480A1
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WO
WIPO (PCT)
Prior art keywords
gasket
corrugated
hole
control valve
remote control
Prior art date
Application number
PCT/CN2017/110020
Other languages
English (en)
Chinese (zh)
Inventor
包霖
曾芸先
夏落庚
王大浩
Original Assignee
广船国际有限公司
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Filing date
Publication date
Application filed by 广船国际有限公司 filed Critical 广船国际有限公司
Publication of WO2019019480A1 publication Critical patent/WO2019019480A1/fr

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Classifications

    • 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
    • F16L7/00—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic
    • F16L7/02—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic and sealing the pipes or cables inside the other pipes, cables or sleeves
    • 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
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/115—Caps
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/115—Caps
    • F16L55/1152—Caps fixed by screwing or by means of a screw-threaded ring

Definitions

  • the invention relates to the technical field of pipeline sealing, in particular to a hydraulic control pipe through-piece of a remote control valve.
  • the traditional design pattern of the oil-water-tight fittings used in the traditional product oil and crude oil cargo tank remote control valve hydraulic control pipe on the deck surface is the welding of the body and the hull deck using the stainless steel sleeve as the penetration piece, and the control tube passes through the sleeve. After that, the wrapped Teflon packing is filled between the sleeve and the control tube for sealing, and finally the pressing part is pressed on the top of the body of the through piece.
  • the Teflon packing needs to be wound around the outer wall of the control tube one turn or another.
  • the packing is clamped between the outer wall of the control tube and the through body.
  • the 8x8mm packing calculation if the through body height is 100mm, the number of windings required to be wound is nearly 12 layers. Since it is difficult to prevent the existence of the gap between each layer of the packing, and since the wound Teflon packing itself is also woven by winding, there is a gap in itself. Therefore, the sealing type adopted by the conventional through-piece is extremely likely to cause leakage, that is, rainwater or seawater on the deck surface is likely to leak into the cargo compartment, resulting in contamination of the goods.
  • the object of the present invention is to provide a hydraulic control tube through-piece of a remote control valve, which has a good sealing effect.
  • a hydraulic control tube penetration member for a remote control valve comprising:
  • the through body is mounted on the fixing plate, and the through body has a through hole along the axial direction thereof;
  • the blocking member comprising a first blocking member and a second blocking member respectively for blocking two open ends of the through hole, and the first blocking member and the second blocking member a first mounting hole coaxial with the through hole is respectively formed on the blocking member;
  • control tube is mated with the first mounting hole
  • a sealing member made of an oil-resistant rubber material, which is sleeved on an outer wall of the control tube, the sealing member including a first flat gasket abutting the first blocking member, and the a second flat gasket abutting the second blocking member, and between the first flat gasket and the second flat gasket and the first flat gasket and/or the second flat a corrugated gasket in which the gasket abuts, the length of the corrugated gasket extending along a length direction of the through hole; when the sealing member presses the sealing member, the corrugated gasket is deformed The corrugated gasket is abutted against the outer wall of the control tube and the hole wall of the through hole.
  • one end of the corrugated gasket along the longitudinal direction thereof abuts the first flat gasket.
  • the other end abuts the second flat gasket.
  • the corrugated gasket abuts the first flat gasket along one end of the longitudinal direction thereof, the corrugated gasket and the second
  • the flat gaskets are filled with packing; or,
  • the corrugated gasket is abutted against the second flat gasket at one end in the longitudinal direction thereof, and the corrugated gasket and the first flat gasket are filled with a packing; or
  • the corrugated gasket includes a first corrugated gasket and a second corrugated gasket, and the first corrugated gasket abuts the first flat gasket along one end of the longitudinal direction thereof, the second The corrugated gasket abuts the second flat gasket at one end in the longitudinal direction thereof, and the first corrugated gasket and the second corrugated gasket are filled with a packing.
  • the corrugated spacers are in contact with the outer wall of the control tube and the wall surface of the through hole.
  • the two open ends are respectively a first end and a second end, and the first blocking member is detachably connected to the first end.
  • the first blocking member comprises a locking screw plug
  • the locking screw plug comprises a threaded section and a non-threaded section
  • the first mounting hole is opened
  • An internal thread that cooperates with an external thread of the threaded portion is disposed in the through hole of the locking screw, and the threaded portion is screwed into the through hole to make the corrugated type The gasket is deformed.
  • the first blocking member further includes a locking cover plate, and the shaft center of the locking cover plate is opened and inserted into the non-threaded portion. a mating second mounting hole, the locking cover being detachably connected to the connecting plate provided on the outer circumference of the first end by a fastener.
  • the non-threaded section has a non-circular cross section.
  • the fastener is a plurality of evenly arranged fastening screws corresponding to the fastening screw, the locking cover and the connecting plate Threaded holes are provided separately.
  • the through-body passes through the fixed plate and is welded to the fixed plate on both sides.
  • the invention has the beneficial effects that when the sealing member presses the sealing member, the corrugated gasket is deformed by being squeezed, so that the through hole of the through body and the control tube are sealed, and the first flat gasket and the first
  • the two flat gaskets mainly support and protect the control tube and adjust the compression amount of the corrugated gasket.
  • the hydraulic control tube through-piece of the remote control valve of the present invention has a good sealing effect.
  • FIG. 1 is a cross-sectional view showing a hydraulic control pipe penetrating member of a remote control valve according to an embodiment of the present invention.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” and “second” may include one or more of the features either explicitly or implicitly.
  • the term "fixed” is to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; it may be a mechanical connection or a mechanical connection, unless otherwise explicitly defined and defined. It is an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal connection of two components or the interaction of two components.
  • an intermediate medium which can be the internal connection of two components or the interaction of two components.
  • the first feature "on” or “under” the second feature may include the first and second features directly abutting, and may also include first and second, unless otherwise specifically defined and defined. Features do not directly abut but are abutted by additional features between them. Moreover, the first feature "on” the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature "under” the second feature includes the first feature directly below and below the second feature, or merely indicating that the first feature level is less than the second feature.
  • an embodiment of the present invention provides a hydraulic control pipe penetration member for a remote control valve, comprising: a penetrating body 1 mounted on a fixed plate 2, the through body 1 having a through hole 11 along an axial direction thereof;
  • the blocking member includes a first blocking member 31 and a second blocking member 32 for respectively blocking the two open ends of the through hole 11, and the first blocking member 31 and the second blocking member 32 respectively a first mounting hole coaxial with the through hole 11 is opened;
  • the control tube 4, the control tube 4 is mated with the first mounting hole;
  • the sealing member 5, the sealing member 5 is made of an oil resistant rubber material, and is sleeved on the control tube
  • the outer wall of the sealing member 5 includes a first flat gasket 51 abutting against the first blocking member 31, a second flat gasket 52 abutting the second blocking member 32, and the first flat gasket 51.
  • corrugated gasket 53 that is in contact with the second flat gasket 52 and abuts the first flat gasket 51 and/or the second flat gasket 52.
  • the length of the corrugated gasket 53 extends along the length of the through hole 11.
  • the first flat washer 51, the second flat washer 52, and the corrugated washer 53 are all gaskets of an annular structure that are sleeved on the outside of the control tube 4, and when the sealing member presses the sealing member 5
  • the corrugated gasket 53 is deformed by being squeezed to seal between the through hole 11 penetrating the body 1 and the control tube 4, and the first flat gasket 51 and the second flat gasket 52 are mainly opposite to the control tube 4. Supporting, protecting, and adjusting the amount of compression of the corrugated gasket 53.
  • the sealing effect of the hydraulic control tube through-piece of the remote control valve of the present embodiment is very good.
  • the sealing member 5 is made of an oil-resistant rubber material which is squeezable and deformable, wherein the oil resistance is Rubber, including but not limited to silicone rubber, nitrile rubber, fluorine rubber, neoprene rubber, EPDM rubber, etc., has good resistance to oil, acid and alkali, cold and heat, and aging resistance.
  • Rubber including but not limited to silicone rubber, nitrile rubber, fluorine rubber, neoprene rubber, EPDM rubber, etc., has good resistance to oil, acid and alkali, cold and heat, and aging resistance.
  • the size of each component and the number and specifications of the corrugated gasket 53 are determined and adjusted according to factors such as the specifications of the hydraulic control tube and the thickness of the fixing plate 2.
  • one end of the corrugated spacer 53 along its longitudinal direction abuts the first flat gasket 51, and the corrugated gasket 53 and the second flat gasket 52 are filled.
  • the packing member presses the sealing member 5 the pressing force is transmitted to the corrugated gasket 53 through the first flat gasket 51, and the corrugated gasket 53 is deformed, so that the control tube 4 is close to the first A seal is formed between one end of the blocking member 31 and the through hole 11, and the packing therein has a supporting effect on the corrugated gasket 53.
  • one end of the corrugated spacer 53 in the longitudinal direction thereof abuts against the second flat gasket 52, and between the corrugated gasket 53 and the first flat gasket 51 Filled with a packing, wherein the packing is filled between the corrugated gasket 53 and the first flat gasket 51, and under the pressing force, the packing can move along the length of the control tube 4; the sealing member is squeezed When the sealing member 5 is pressed, the pressing force is sequentially transmitted to the packing and the corrugated gasket 53 through the first flat gasket 51, and the corrugated gasket 53 is deformed by being pressed, and the control tube 4 is brought close to the second sealing.
  • a seal is formed between one end of the member 32 and the through hole 11, and the packing therein has a supporting effect on the corrugated gasket 53.
  • the corrugated gasket 53 includes a first corrugated gasket and a second corrugated gasket, and the first corrugated gasket has one end along the longitudinal direction thereof and the first flat
  • the gasket 51 abuts, and one end of the second corrugated gasket 53 abuts against the second flat gasket 52 at one end in the longitudinal direction thereof, and the packing is filled between the first corrugated gasket and the second corrugated gasket.
  • the packing is filled between the first corrugated gasket and the second corrugated gasket, and under the pressing force, the packing can move along the length of the control tube 4; when the sealing member presses the sealing member 5, The pressing force is sequentially transmitted to the first corrugated gasket, the packing and the second corrugated gasket through the first flat gasket 51, and the first corrugated gasket and the second corrugated gasket are crushed.
  • the deformation of the control tube 4 near the first blocking member 31 and the second blocking member 32 and the through hole 11 respectively achieve sealing.
  • the packing refers to the Teflon packing, which is looped on the control tube 4 by means of winding.
  • the packing in this embodiment can also be replaced by a flat gasket.
  • the end of the corrugated spacer 53 in the longitudinal direction abuts the first flat spacer 51, and the other end Abutting the second flat gasket 52.
  • the packing is not disposed between the first flat gasket 51 and the second flat gasket 52, and the first flat gasket 51 and the second flat gasket 52 are filled with the corrugated gasket 53 and sealed.
  • the corrugated spacers 53 are in contact with the outer wall of the control tube 4 and the wall surface of the through hole 11 respectively. With respect to the line contact, the corrugated spacer 53 of the present embodiment can further enhance the control tube 4 by using the surface contact. The sealing effect with the through hole 11.
  • the two open ends of the through body 1 are respectively a first end and a second end, and the first blocking member 31 is detachably connected with the first end to facilitate the installation of the sealing member 5 and/or the packing.
  • the second blocking member 32 is fixedly disposed at the second end, and the specific fixing form may be welding.
  • the first blocking member 31 includes a locking screw 311.
  • the locking screw 311 includes a threaded portion 3111 and a non-threaded portion 3112.
  • the first mounting hole is opened at the axial center of the locking screw 311, and the through hole 11
  • An internal thread that cooperates with the external thread of the threaded portion 3111 is provided, and the threaded portion 3 is screwed into the through hole 11 to deform the corrugated gasket 53.
  • the locking screw 311 is screwed into the through hole 11 and after being screwed into place, the locking screw 311 generates a pressing force on the first flat washer 51, and indirectly presses the corrugated washer 53 to make the corrugated pad The sheet 53 is deformed.
  • the first blocking member 31 further includes a locking cover 312.
  • the second mounting hole of the locking cover 312 is inserted into the shaft of the non-threaded portion 3112.
  • the locking cover 312 is fastened.
  • the piece 313 is detachably connected to the connecting plate 12 disposed on the outer circumference of the first end, wherein the second mounting hole mainly acts to limit the non-threaded portion 3112 to prevent the locking screw 311 from loosening to ensure that the through piece has The effect of continuous sealing.
  • the non-threaded section 3112 has a non-circular cross section, such as a regular polygon or the like, to facilitate tightening the locking screw 311.
  • the fastener 313 is a plurality of evenly arranged fastening screws.
  • the locking cover 312 and the connecting plate 12 are respectively provided with threaded holes, and the locking cover 312 is detachable by the fastening screw and the connecting plate 12. connection.
  • the penetrating body 1 penetrates the fixing plate 2 and is welded to the fixing plate 2 on both sides. After the through body 1 passes through the fixing hole on the fixing plate 2, the two sides of the fixing plate 2 are respectively welded with the through body 1 to improve the structural stability of the hydraulic control pipe through-piece of the remote control valve and the fixing plate 2 The sealing effect between the two.
  • the hydraulic control pipe through-piece of the remote control valve in this embodiment is suitable for use on refined oil and crude oil ships, and can be used as an oil-watertight container at the deck in the cargo oil tank.
  • the fixed plate 2 is a deck.
  • the through body 1, the locking screw 311, the locking cover 312, and the fastener 313 are all made of stainless steel.
  • the assembly process of the hydraulic control tube through-piece of the remote control valve of the embodiment is: firstly, the through-body 1 is inserted into the upper deck opening and welded on both sides, and then the control tube 4 is passed through the through-body 4; After that, a flat gasket is inserted between the through body 1 and the control tube 4, and then a required number of corrugated gaskets 53 are inserted, and then a flat gasket is placed on the top of the corrugated gasket 53; After the piece is mounted, the pressing screw 311 and the locking cover 312 are attached to the top of the through body 1.
  • the hydraulic control tube through-piece of the remote control valve adopts a flat gasket and a corrugated gasket made of oil-resistant rubber, and the winding type of the Teflon packing which is only used in comparison with the conventional penetration member not only reduces the sealing material. Cost, and greatly reduce the difficulty of installation and save installation time;
  • the hydraulic control pipe through-piece of the remote control valve adopts a corrugated gasket made of oil-resistant rubber to achieve a sealing effect, and is wound-wound with a winding type of fluorocarbon packing relative to a conventional through-piece, and the sealing effect is obtained.
  • Great improvement which not only improves the safety of ship operations; it also greatly improves the acceptance rate of shipyards and avoids unnecessary rework;
  • the oil-resistant rubber gasket used in the hydraulic control pipe through-piece of the remote control valve can be used continuously after the post-disassembly inspection; however, the Teflon packing used in the conventional penetration member is only Basically, it is necessary to replace the new packing to ensure the sealing effect.
  • the hydraulic control pipe through-piece of the remote control valve of the invention can not only reduce the installation difficulty of the shipyard, but also improve the one-time pass rate of the shipyard installation and inspection, which can greatly save the labor cost of the shipyard; meanwhile, the remote control valve
  • the seals in the hydraulic control pipe penetrations can be used after inspection, which can reduce the cost of component replacement for shipyards and shipowners.

Abstract

La présente invention concerne une partie de pénétration de tuyau de commande hydraulique d'une soupape de commande à distance, comprenant : un corps de pénétration (1), des parties de blocage, un tuyau de commande (4), et une partie d'étanchéité (5); le corps de pénétration est monté sur une plaque de fixation (2) et est pourvu axialement de trous traversants (11); les parties de blocage comprennent une première partie de blocage (31) et une seconde partie de blocage (32) pour bloquer respectivement deux extrémités ouvertes du trou traversant; la première partie de blocage et la seconde partie de blocage sont respectivement pourvues de premiers trous de montage qui sont coaxiaux avec les trous traversants; le tuyau de commande est inséré dans le premier trou de montage; la partie d'étanchéité est constituée d'un matériau de caoutchouc résistant à l'huile et est emmanchée sur la paroi externe du tuyau de commande; la partie d'étanchéité comprend un premier élément d'espacement plat (51), un second élément d'espacement plat (52), et un élément d'espacement ondulé (53) situé entre le premier élément d'espacement plat et le second élément d'espacement plat; et la longueur de l'élément d'espacement ondulé s'étend dans la direction de la longueur du trou traversant. Lorsque la partie d'étanchéité est extrudée par les parties de blocage, l'élément d'espacement ondulé est déformé, de telle sorte que l'élément d'espacement ondulé vient étroitement en butée contre la paroi externe du tuyau de commande et la paroi du trou de pénétration, séparément. La partie de pénétration de tuyau de commande hydraulique de la soupape de commande à distance présente un bon effet d'étanchéité.
PCT/CN2017/110020 2017-07-28 2017-11-08 Partie de pénétration de tuyau de commande hydraulique de soupape de commande à distance WO2019019480A1 (fr)

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CN201710632761.2 2017-07-28
CN201710632761.2A CN107448606B (zh) 2017-07-28 2017-07-28 一种遥控阀的液压控制管贯通件

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CN114993393B (zh) * 2022-07-18 2022-11-18 河南新航流量仪表有限公司 一种高精度电磁流量计

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FR2500109A1 (fr) * 1981-02-13 1982-08-20 Thomson Csf Dispositif de jonction elastique et etanche
US5765834A (en) * 1995-02-03 1998-06-16 Alcatel Kabel Norse As Sealing device
JP2004144119A (ja) * 2002-10-22 2004-05-20 Nippon Reinz Co Ltd メタルガスケット用ビード板及びその製造方法
CN203363518U (zh) * 2013-07-02 2013-12-25 天津精通控制仪表技术有限公司 调节阀用的波纹管阀杆组件
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