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WO2019056158A1 - Soupape à bille à raccordement rapide - Google Patents

Soupape à bille à raccordement rapide Download PDF

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Publication number
WO2019056158A1
WO2019056158A1 PCT/CN2017/102171 CN2017102171W WO2019056158A1 WO 2019056158 A1 WO2019056158 A1 WO 2019056158A1 CN 2017102171 W CN2017102171 W CN 2017102171W WO 2019056158 A1 WO2019056158 A1 WO 2019056158A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
plastic deformation
ball valve
quick connect
fastening member
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/CN2017/102171
Other languages
English (en)
Chinese (zh)
Inventor
陈保同
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.)
Dongguan Haoqi Intelligent Technology Co Ltd
Original Assignee
Dongguan Haoqi Intelligent Technology Co 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 Dongguan Haoqi Intelligent Technology Co Ltd filed Critical Dongguan Haoqi Intelligent Technology Co Ltd
Priority to PCT/CN2017/102171 priority Critical patent/WO2019056158A1/fr
Priority to CN201780094950.7A priority patent/CN111465796A/zh
Publication of WO2019056158A1 publication Critical patent/WO2019056158A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • 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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe

Definitions

  • the present invention relates to the field of fluid connectors, and in particular to a connection device for dispensing fluid from a main line to a branch.
  • the invention also relates to a ball valve.
  • Gas and liquid conveying pipelines are widely used in petroleum, chemical and other industrial fields.
  • the fluid in the main pipe or vessel often needs to be connected to multiple branch lines to distribute fluids to meet industrial needs, to achieve sample testing, fluid performance testing, and heat dissipation.
  • the gas source distributor is the most widely used in the industrial field.
  • Chinese patent CN102788246A discloses a gas source distributor, which is a centrally connected starting instrument connected to the gas main pipe, which can be conveniently controlled. The continuity of each pipeline.
  • the Chinese patent CN104180115A considers that the connection method of the prior patent causes the container wall to be too thick, which causes the entire device to be cumbersome, and thus an improvement has been made to invent a thin-wall type fluid splitter.
  • the fluid shunt disclosed in Chinese Patent No. CN104180115A has a thin wall and a light weight, but the manufacturing process is poor.
  • the insertion pin must be carried out from the inner end of the container, and after the insertion is completed, the container is further processed.
  • the welding of the end caps, the assembly process, the assembly speed is slow, and finally the welding is easily broken, resulting in seal failure and low yield.
  • the object of the present invention is to overcome the above-mentioned deficiencies of the prior art and to provide a gas splitter which can achieve a firm connection and a stable seal by using a thin-walled container and a snap-fit connection, and the apparatus is fast in processing.
  • a gas flow divider comprising a vessel, a plurality of ball valves, a plurality of seals; the vessel comprising at least one fluid main passage, further comprising a circular hole disposed on the cylindrical wall of the vessel and connected to the joint; ball valve control The bypass of the branch, each ball valve comprises a valve body, a spherical valve core, a first valve seat assembly, a second valve seat assembly, a fastening component and a valve stem assembly, the valve body is substantially tubular, and the fastening member is sequentially installed inside.
  • the first valve seat assembly, The spherical valve core and the second valve seat assembly, the valve stem assembly is connected from the outlet hole of the valve body to the spherical valve core, and the valve body has an annular platform inside, and the fastening component is fixed in the valve seat by the first valve seat assembly,
  • the first valve seat assembly and the second valve seat assembly form a pair of sealing pairs acting on the spherical valve core, and the spherical valve core can be rotated between the sealing pair under the driving of the valve stem assembly to realize the valve opening and closing;
  • Extending from the first end of the valve body, the first end surface of the valve body is flat, and the end surface has an annular groove surrounding the fastening component;
  • the fastening component comprises a plastic deformation part, a thin wall part, an outer edge part, a protrusion and a center hole, the center hole of the fastening member passes through the plastic deformation portion, the thin portion and the outer edge portion; the female thread portion and the thin portion of the fast
  • the thickness of the thin portion of the fastening member is smaller than the thickness of the plastic deformation portion.
  • the outer diameter of the thin portion is the same as the outer diameter of the plastic deformation portion, and the diameter of the central hole before the plastic deformation of the thin portion is larger than the diameter of the plastic deformation portion.
  • the front end of the plastic deformation portion is in a folded shape.
  • the fastening member is prevented from being loosened in the axial direction, and the outer wall of the thin portion is provided with a grain or a protrusion to increase the friction between the protrusion and the inside of the container.
  • the lower edge of the outer edge portion is provided with a grain or a protrusion
  • the annular platform is also provided with a grain or a convex shape.
  • the gas flow splitter also includes a bleed port for cleaning that is disposed on the container.
  • the first valve seat assembly includes a first locking member and a first spherical pair, the first locking member is screwed inside the valve body, and the upper edge of the fastening member is pressed, and the first spherical pair is located Between the spherical valve core and the first locking member;
  • the second valve seat assembly includes a second locking member and a second spherical pair, the second locking member is screwed inside the valve body, and the second spherical pair is located at the spherical valve core and Between the second locking members.
  • the sealing method of the valve and the container in the invention is reliable and reliable, and the quick connection can be realized;
  • the connection between the head and the container takes the form of snapping inside the container, and the snap fit only needs to be operated outside the complete container.
  • FIG. 1 is a structural view of a gas splitter
  • FIG. 2 is an exploded view of a gas splitter
  • Figure 3 is a cross-sectional view of the ball valve
  • FIG. 4 is an exploded view of the main components of the ball valve
  • Figure 5 is a cross-sectional view of the first type of fastener
  • Figure 6 is a cross-sectional view of a second fastening member
  • FIG. 7 is a schematic view of the installation of the valve branch 1;
  • FIG. 8 is a schematic view of the valve branch installation 2
  • FIG. 9 is a schematic diagram of the installation of the valve branch 3;
  • FIG. 10 is a partial cross-sectional view of a gas splitter.
  • a gas splitter comprising a vessel 10, a plurality of ball valves, a plurality of seals; the vessel 10 comprising a cylindrical intermediate section 11, a gathered front section 12, a gathered rear section 13, the front section 12 and the rear section 13 passing through the weld 16 and The weld bead 17 is integrally connected and forms a container having a cavity 19; the front section 12 has a fluid main passage 14 for externally connecting the main pipe, and the rear section 13 has a discharge port 15 on the cylindrical wall of the middle section 1 a circular hole 18 connected by a joint; a ball valve controls the opening and closing of the branch, each ball valve includes a valve body, a spherical valve core, a first valve seat assembly, a second valve seat assembly, a fastening member and a valve stem assembly, and the valve body is basically Tubular, the interior is sequentially fitted with a fastening member, a first valve seat assembly, a spherical valve core,
  • the valve stem assembly is connected from the outlet hole of the valve body to the spherical valve core, and the valve body has an annular platform inside, and the fastening component is fixed in the valve seat by the first valve seat assembly, and the first valve seat assembly and the second valve seat
  • the assembly constitutes a pair of sealing jaws
  • the fastening component is from the first end of the valve body Extending out, the first end face of the valve body is flat
  • the end surface has an annular groove around the fastening member;
  • the fastening member 30 includes a plastic deformation portion 33, a thin portion 32, an outer edge portion 31, a protrusion portion 322 and a central hole, and the outer diameter of the thin portion 32 is
  • the external diameter of the plastic deformation portion 33 is the same, the diameter of the central hole before the deformation of the thin portion 32 is larger than the diameter of the female thread portion, and the wall thickness of the thin portion 32 is smaller than the thickness of the plastic deformation portion 3 3;
  • the outer wall of the thin portion 32 is provided with the drawing pattern 321
  • the lower edge 311 of the outer edge portion 31 is provided with a grain to improve the friction between the fastening member and the joint, and the front end 333 of the plastic deformation portion is in a folded shape, and the center of the fastening member 30
  • the hole penetrates the plastic deformation portion 33, the thin portion 32 and the outer edge portion 31; the plastic deformation portion 33 and the thin
  • the protrusion 322 abuts against the inner wall of the container surrounding the circular hole 18, realizing the valve Forming an axial clamping with the container 10, the fastening member 30 is plastically deformed, and the container wall is also plastically deformed, so that the outer wall of the container 10 is attached to the first end surface 23 of the valve body, and the sealing member 40 is enclosed in the groove 26. .
  • Figures 7-10 illustrate the valve branch mounting of a gas splitter.
  • the mounting process requires a clamping device, the mandrel, which can pass through the flow path of the ball valve shown in Figure 3 and has a streamlined enlarged portion 51.
  • the body of the mandrel 50 can pass through the flow path of the entire valve branch, but the enlarged portion 51 can pass through an area other than the female thread 332 of the fastening member. Firstly, the main body of the mandrel 50 is passed through the flow path of the entire ball valve, and then the enlarged portion 51 and the fastening member 30 are passed through the sealing member 40 and the hole 18, and the force F1 is applied to the top.
  • the mandrel 50 is extracted by F2, and the force is transmitted to the upper edge 312 of the fastening member through the ball valve 60, and the same expansion portion 51 is forcibly squeezed into the plastic deformation portion 33 of the fastening member, so that the buckle
  • the fitting member 30 is axially compressed, and the thin portion 32 starts to bulge radially outward to form a projection 322.
  • the projection 322 abuts against the inner wall of the container 10 and presses the container to fit.
  • the expansion portion 51 damages and squeezes the female thread 332 of the plastic deformation portion 33, and finally the expansion portion 51 withdraws from the valve branch.
  • This type of installation causes permanent damage to the female thread of the fastener, but does not adversely affect the strength of the joint; the female thread is squeezed smoothly, and the inner diameter of the plastic deformation portion 33 can be enlarged to improve the fluid circulation energy. Force.
  • FIG. 6 shows a fastening member of another structure.
  • the fastening member 31' is different from the fastening member 30 shown in FIG. 5 in that the plastic deformation portion 33' does not contain a thread, but a plurality of The annular groove 332', the annular groove 332' is easy to control and adjust with respect to the female thread 33 2, and the annular groove plastic deformation is not easy to partially fall off, chip off, and does not pollute the gas splitter.
  • the ball valve of the present invention when connected to an external device, saves installation space, eliminates the need to rotate the ball valve, and does not need to rotate an additional coupling nut at the joint.
  • This ball valve is especially suitable for applications where the operating space is small and it is not convenient to use the installation tool. As long as the ball valve can be inserted into the target position, a sealed connection can be achieved.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Housings (AREA)
  • Taps Or Cocks (AREA)

Abstract

L'invention concerne une soupape à bille à raccordement rapide (60). La soupape à bille (60) est dotée d'éléments de fixation pré-installés (30). La soupape à bille (60) peut être installée au moyen d'une déformation plastique des éléments de fixation (30). La soupape à bille (60) est spécialement adaptée à une installation au niveau d'une position dans laquelle un espace est étroit et un outil d'installation n'est pas utilisé de façon pratique. Le raccordement de la soupape à bille (60) est rapide et pratique, et l'étanchéité est fiable.
PCT/CN2017/102171 2017-09-19 2017-09-19 Soupape à bille à raccordement rapide Ceased WO2019056158A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/102171 WO2019056158A1 (fr) 2017-09-19 2017-09-19 Soupape à bille à raccordement rapide
CN201780094950.7A CN111465796A (zh) 2017-09-19 2017-09-19 快速连接球阀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/102171 WO2019056158A1 (fr) 2017-09-19 2017-09-19 Soupape à bille à raccordement rapide

Publications (1)

Publication Number Publication Date
WO2019056158A1 true WO2019056158A1 (fr) 2019-03-28

Family

ID=65810115

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/102171 Ceased WO2019056158A1 (fr) 2017-09-19 2017-09-19 Soupape à bille à raccordement rapide

Country Status (2)

Country Link
CN (1) CN111465796A (fr)
WO (1) WO2019056158A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4929001A (en) * 1989-06-02 1990-05-29 The B.F. Goodrich Company Tubular connector
US5213378A (en) * 1989-06-02 1993-05-25 The B. F. Goodrich Company Fluid connector
EP1319451A1 (fr) * 2001-12-11 2003-06-18 Voss Automotive GmbH Elément de support d'un paroi, en particulier pour le paroid d'un couvercle ou d'un récipient
CN104180115A (zh) * 2014-08-27 2014-12-03 深圳市飞托克实业有限公司 流体分流装置
CN105190145A (zh) * 2013-03-21 2015-12-23 米田股份有限公司 分水栓形成方法及使用同方法的分水栓安装用夹具
CN106286877A (zh) * 2016-09-08 2017-01-04 苏州纽威阀门股份有限公司 一种自泄压防火浮动球阀
CN206478362U (zh) * 2017-02-10 2017-09-08 周燕萍 分体式分集水器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1323873A (en) * 1969-07-28 1973-07-18 Avdel Ltd Tubular rivet
DE3301849C1 (de) * 1983-01-20 1984-07-12 MTG Montagetechnik Peter Ernst GmbH, 5758 Fröndenberg Klemmblindniet
GB9208226D0 (en) * 1992-04-14 1992-05-27 Hanson Graville George Improvements in pipe connections
CN201129493Y (zh) * 2007-12-18 2008-10-08 谭仲禧 一种控制球阀
DE102015101642A1 (de) * 2015-02-05 2016-08-11 Heiko Schmidt Nietverbindungsanordnung sowie Verfahren zu dessen Herstellung

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4929001A (en) * 1989-06-02 1990-05-29 The B.F. Goodrich Company Tubular connector
US5213378A (en) * 1989-06-02 1993-05-25 The B. F. Goodrich Company Fluid connector
EP1319451A1 (fr) * 2001-12-11 2003-06-18 Voss Automotive GmbH Elément de support d'un paroi, en particulier pour le paroid d'un couvercle ou d'un récipient
CN105190145A (zh) * 2013-03-21 2015-12-23 米田股份有限公司 分水栓形成方法及使用同方法的分水栓安装用夹具
CN104180115A (zh) * 2014-08-27 2014-12-03 深圳市飞托克实业有限公司 流体分流装置
CN106286877A (zh) * 2016-09-08 2017-01-04 苏州纽威阀门股份有限公司 一种自泄压防火浮动球阀
CN206478362U (zh) * 2017-02-10 2017-09-08 周燕萍 分体式分集水器

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