WO2019056149A1 - 套圈式流体分流器 - Google Patents

套圈式流体分流器 Download PDF

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Publication number
WO2019056149A1
WO2019056149A1 PCT/CN2017/102160 CN2017102160W WO2019056149A1 WO 2019056149 A1 WO2019056149 A1 WO 2019056149A1 CN 2017102160 W CN2017102160 W CN 2017102160W WO 2019056149 A1 WO2019056149 A1 WO 2019056149A1
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WO
WIPO (PCT)
Prior art keywords
ferrule
container
female thread
thin
plug body
Prior art date
Application number
PCT/CN2017/102160
Other languages
English (en)
French (fr)
Inventor
陈保同
Original Assignee
东莞好奇智能科技有限公司
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 东莞好奇智能科技有限公司 filed Critical 东莞好奇智能科技有限公司
Priority to PCT/CN2017/102160 priority Critical patent/WO2019056149A1/zh
Priority to CN201780094967.2A priority patent/CN111556943A/zh
Publication of WO2019056149A1 publication Critical patent/WO2019056149A1/zh

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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
    • 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 the 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.
  • 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 ferrule type fluid splitter which can achieve a firm connection and a stable seal by using a thin-walled container and a snap-fit connection. Fast processing.
  • a ferrule type fluid diverter comprising a container, a plurality of valves, a plurality of ferrule connection assemblies, a plurality of fastening members and a plurality of sealing members; the ferrule connection assembly connects the valve to the container; the valve control
  • the ferrule connection assembly includes a plug body, a ferrule, a lock nut and a round tube;
  • the container includes at least one fluid main passage for connecting the main pipe, and further includes a cylinder disposed at the container On the wall, connected to the plug a circular hole;
  • the plug body has a substantially circular tubular shape with a through hole, the first end has an insertion portion for inserting the round tube, a tapered opening for engaging the ferrule, and a lock nut
  • the screwed male thread, the round tube inserted into the insertion portion is transformed by the ferrule to form a plastic connection between the tapered mouth and the round tube, and the plastic deformation of the ferrule is realized by screwing the lock nut
  • the thickness of the thin portion of the fastening member is smaller than the thickness of the female thread portion.
  • the outer diameter of the thin portion is the same as the outer diameter of the female thread portion, and the diameter of the central hole before the thin portion is plasticized is larger than the diameter of the female thread portion.
  • the front end of the female thread 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 plug body and the fastening component are prevented from being loosened axially, and the lower edge of the outer edge portion is provided with a grain or a protrusion, and the annular platform is also disposed. There are lines or bumps.
  • the fluid flow splitter also includes a bleed port for cleaning that is disposed on the container.
  • the sealing body and the container are sealed and sealed reliably, and the processing process is simple; in addition, the connection manner between the plug body and the container adopts a manner of fastening in the interior of the container, and the snap fit only needs to be complete. External operation of the container.
  • FIG. 1 is a structural view of a fluid splitter
  • FIG. 2 is an exploded view of a fluid splitter
  • Figure 3 is an axial cross-sectional view of the fastening member
  • FIG. 4 is an axial cross-sectional view of the plug body
  • FIG. 5 is an axial cross-sectional view of the plug body, and FIG. 5 is perpendicular to the cross section of FIG. 4;
  • FIG. 6 is a schematic structural view of a clamping device
  • FIG. 7 is a schematic view of the clamping device and the fastening member after being screwed together;
  • FIG. 8 is a schematic view showing the cooperation of the clamping device, the fastening component, and the plug body;
  • FIG. 9 is a view showing an initial compression state of the fastening device to the fastening member
  • FIG. 10 is an enlarged view of a portion A in FIG. 9;
  • FIG. 11 is a view showing a state in which the clamping device is pressed against the fastening member
  • FIG. 12 is a view showing a state in which the plug body and the container are connected
  • FIG. 13 is a partial cross-sectional view of a ferrule type fluid splitter.
  • ferrule type fluid splitter related drawings a ferrule type fluid splitter including a container 10, a plurality of valves, a plurality of ferrule connection assemblies, a plurality of fasteners, and a plurality of seals
  • the ferrule connecting assembly connects the valve to the container; the valve controls the opening and closing of the pipe;
  • the container 10 includes a circularly-shaped middle section 11, a gathered front section 12, a gathered rear section 13, and the front section 12 and the rear section 13 pass
  • the weld bead 16 and the weld bead 17 are integrally joined and form a container having a cavity 19;
  • the front section 12 has a fluid main passage 14 for externally connecting the main pipe, the rear section 13 has a relief port 15, and the middle section 11 has a cylindrical wall.
  • the ferrule connecting assembly comprises a plug body 20, a ferrule 70, a lock nut 80 and a circular tube 90;
  • the plug body 20 is substantially circular and has a through a central hole, the first end 21 has an insertion portion 28 for inserting the circular tube 90, a tapered opening 27 that cooperates with the ferrule 70, a male thread 22 for screwing with the lock nut 80, and a circular tube 90 that is inserted into the insertion portion 28 through the ferrule 70 at the tapered opening 27 and the circular tube 90
  • the plastic deformation is realized to achieve the sealing connection, and the plastic deformation of the ferrule 70 is achieved by the locking nut 80 being screwed.
  • the central hole of the plug body 20 penetrates the axial direction of the plug body to the second end 29 of the plug body.
  • the diameter of the central bore at the second end 29 is less than the diameter at the female thread, i.e., the diameter at the location 25 is less than the diameter at the location 28 such that the central bore forms an annular platform 24 near the second end 29 and is on the annular platform.
  • 24 is provided with a grain or a protrusion
  • the second end face 23 of the plug body is a circular arc surface corresponding to the radius of the middle portion 11 of the container, and an annular groove 26 is disposed thereon.
  • the arc surface can ensure that the outer wall of the middle portion 11 of the container is naturally abutted with the second end surface 23 without being plastically deformed during the axial compression molding process of the fastening member 30.
  • the valve is coupled to the female thread of the plug body through a circular tube; the fastening member 30 includes a female thread portion 33, a thin portion 32, an outer edge portion 31, a protrusion portion 322, and a center hole, and the outer diameter and the female thread of the thin portion 32
  • the outer diameter of the portion 33 is the same, the diameter of the central hole before the thin portion 32 is deformed 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 female thread portion 33; the inner wall 322 of the thin portion 32 is close to the female thread portion.
  • One side of the 33 is provided with a guiding groove 323 which is a continuous, annular groove, and the guiding groove surrounds the central hole of the thin portion, and the guiding groove 323 has an arc shape; the thin portion 32
  • the outer wall is provided with the drawing pattern 321 to improve the friction between the fastening member and the inner wall of the container.
  • 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 insertion body, and the front end 333 of the female thread portion is gathered.
  • the central hole of the fastening member 30 penetrates the female thread portion 33, the thin portion 32 and the outer edge portion 31; the female thread portion 33 and the thin portion 32 of the fastening member 30 sequentially pass through the insertion body 20 and the sealing member 40.
  • the circular hole of the container under the external force in the axial direction and the opposite direction, the thin wall portion 32 is molded Collapsed and bulged radially outward toward the thin portion to form a protrusion 322 such that the lower edge 311 of the plug outer body portion 31 abuts against the annular platform 24 of the plug body, and the protrusion portion 322 abuts around
  • the insertion body 20 is axially clamped with the container 10
  • the fastening member 30 is plastically deformed, and the wall of the container is also plastically deformed, so that the outer wall of the container 10 is attached to the second end surface of the insertion body.
  • the seal 40 is enclosed within the recess 26.
  • FIG. 7 to 12 show a plug body mounting method of a ferrule type fluid splitter
  • Fig. 6 is a schematic view of the clamping device.
  • the specific mounting method of the plug body is: yang of the mandrel 52 of the clamping device 50
  • the threaded end 521 is screwed with the female thread 332 of the female threaded portion of the fastening component, and then the gathered front end 333 of the fastening component is sequentially passed through the plug body 20, the sealing member 40, the circular hole 18, and the annular seal is sealed.
  • the member 18 is embedded in the recess 26, and the sleeve end 51 1 is abutted against the upper edge 312 of the fastener, and then the force F1 is applied to the sleeve 51, and the force F2 is applied to the mandrel 52 to cause the buckle.
  • the assembly is axially compressed, and the thin portion 32 firstly forms a bulge 32 radially outwardly at the guide groove 323. 4.
  • the bulge 324 pulls the remaining portion of the thin wall portion to continue to bulge outward to form the protrusion portion 322.
  • the protrusion portion 322 abuts against the inner wall of the container 10.
  • Fig. 13 fully shows that the circular tube 90 is connected to the valve 60, and the circular tube 90 is inserted into the connector.

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

Abstract

一种套圈式流体分流器，该装置包括容器（10）、多个阀门（60）、多个套圈连接组件、多个扣合件（30）和多个密封件（40）；套圈连接组件将阀门与容器贯通连接；阀门控制管路的通断；插接体（20）通过塑变的扣合件实现与容器的密封连接。该插接体与容器的连接密封可靠，产品加工工艺简单。

Description

套圈式流体分流器
技术领域
[0001] 本发明创造涉及流体连接件领域， 具体涉及将流体从主管路分配到支路的连接 装置。
背景技术
[0002] 气体、 液体输送管道广泛应用于石油、 化工等工业领域。 在生产应用中， 主管 路或容器内的流体往往需要连接多个支线管路， 用以分配流体， 以满足工业需 求， 实现样本检测、 流体性能指标测试、 循环散热等目的。 气源分配器在工业 领域中应用最为广泛， 中国专利 CN102788246A公幵了一种气源分配器,这种气源 分配器是集中安装的启动仪表与气体总管相连接的中间桥梁， 它可以方便控制 各管路的通断。 中国专利 CN104180115A认为在先专利的连接方式会导致容器壁 过厚， 这就导致整个装置笨重， 因此作出改进， 发明了薄壁型流体分流器。 中 国专利 CN104180115A公幵的这种流体分流器， 容器壁薄、 重量轻， 但是加工制 造工艺欠佳， 在这种装置中， 穿插固定销吋必须从容器内部一端进行， 穿插完 毕后， 再进行容器端盖的焊接， 这种装配工艺， 装配速度慢， 而且最后焊接容 易破坏导致密封失效， 成品率低。
技术问题
[0003] 本发明的目的在于克服上述现有技术的不足， 提供一种套圈式流体分流器， 这 种流体分流器采用薄壁容器、 扣合连接就能实现牢固连接和稳定密封， 该装置 加工快捷。
问题的解决方案
技术解决方案
[0004] 一种套圈式流体分流器,包括容器、 多个阀门、 多个套圈连接组件、 多个扣合件 和多个密封件； 套圈连接组件将阀门与容器贯通连接； 阀门控制管路的通断； 所述套圈连接组件包括插接体、 套圈、 锁紧螺母和圆管； 所述容器包括至少一 个用于连接主管路的流体主通道， 还包括设置在容器的圆柱壁上、 与插接体连 接的圆孔； 插接体大致呈圆管状， 具有贯通的中心孔， 第一端具有用于插接圆 管的插入部、 用于与套圈配合的锥形口、 用于与锁紧螺母旋合的阳螺纹， 插接 到插入部的圆管通过套圈在锥形口和圆管之间产生塑变来实现密封连接， 套圈 的塑变是通过锁紧螺母旋合实现的， 插接体的中心孔沿着插接体轴向贯通至插 接体第二端， 中心孔在第二端的直径小于阴螺纹处的直径， 使得中心孔在靠近 第二端形成环状平台， 插接体第二端面是与容器壁半径相当的圆弧面， 插接体 第二端端面上设置有环形凹槽； 扣合件包括阴螺纹部、 薄壁部、 外沿部、 突起 部和中心孔， 扣合件的中心孔贯通阴螺纹部、 薄壁部和外沿部； 扣合件的阴螺 纹部和薄壁部依次穿过插接体、 密封件和容器圆孔， 在轴向、 相向方向上的外 力作用下， 薄壁部塑变塌陷、 并向薄壁部径向向外鼓起， 形成突起部， 使插接 体外沿部的下缘抵顶在插接体的环状平台上、 突起部抵顶在环绕圆孔的容器内 壁上， 实现插接体与容器形成轴向夹紧， 并将密封件封闭在凹槽内。
[0005] 进一步的， 所述扣合件薄壁部的壁厚小于阴螺纹部壁厚。
[0006] 进一步的， 薄壁部的外部直径与阴螺纹部外部直径相同， 薄壁部塑变前中心孔 直径大于阴螺纹部直径。 这种结构， 在塑变吋， 薄壁部更容易向径向向外鼓起 形成突起部， 而不会径向向内塌陷、 阻碍作为流道的中心孔。
[0007] 进一步的， 为了便于插入插接体、 圆孔装配， 阴螺纹部前端呈收拢状。
[0008] 进一步的， 为了提高扣合件与容器内壁的摩擦力， 防止扣合件轴向松动， 在薄 壁部外壁设置有纹路或凸起， 以加大突起部与容器内部的摩擦力。
[0009] 进一步的， 为了提高扣合件与插接体的摩擦力， 防止插接体与扣合件轴向松动 ， 外沿部的下缘设置有纹路或凸起， 环状平台上也设置有纹路或凸起。
[0010] 流体分流器还包括设置在容器上的用于清扫的泄放接口。
发明的有益效果
有益效果
[0011] 本发明中的插接体与容器的密封方式密封可靠， 加工工艺简单； 另外， 插接体 与容器的连接方式采用了在容器内部扣合的方式， 扣合吋只需在完整的容器外 部操作。
对附图的简要说明 附图说明
[0012] 图 1是流体分流器结构图；
[0013] 图 2是流体分流器爆炸图；
[0014] 图 3是扣合件轴向剖视图；
[0015] 图 4是插接体轴向剖视图；
[0016] 图 5是插接体轴向剖视图， 图 5与图 4剖面垂直；
[0017] 图 6是夹紧设备结构示意图；
[0018] 图 7是夹紧设备与扣合件旋合后的示意图；
[0019] 图 8是夹紧设备与扣合件、 插接体配合示意图；
[0020] 图 9是夹紧设备对扣合件初始压缩状态图；
[0021] 图 10是图 9中 A处放大图；
[0022] 图 11是夹紧设备对扣合件压缩完成状态图；
[0023] 图 12是插接体与容器连接状态图；
[0024] 图 13是套圈式流体分流器局部剖视图。
实施该发明的最佳实施例
本发明的最佳实施方式
[0025] 为了便于理解本发明， 下面结合附图对本发明的具体实施例及装配过程作详细 说明。
本发明的实施方式
[0026] 图 1至图 13是套圈式流体分流器相关附图， 套圈式流体分流器,包括容器 10、 多 个阀门、 多个套圈连接组件、 多个扣合件和多个密封件； 套圈连接组件将阀门 与容器贯通连接； 阀门控制管路的通断； 容器 10包括圆通状的中段 11、 收拢状 的前段 12、 收拢状的后段 13， 前段 12和后段 13通过焊缝 16和焊缝 17连接为一体 ， 并形成具有空腔 19的容器； 前段 12上有用于对外连接主管路的流体主通道 14 、 后段 13上有泄放接口 15， 中段 11的圆柱壁上有 6个插接体连接的圆孔 18; 所述 套圈连接组件包括插接体 20、 套圈 70、 锁紧螺母 80和圆管 90; 插接体 20大致呈 圆管状， 具有贯通的中心孔， 第一端 21具有用于插接圆管 90的插入部 28、 用于 与套圈 70配合的锥形口 27、 用于与锁紧螺母 80旋合的阳螺纹 22， 插接到插入部 2 8的圆管 90通过套圈 70在锥形口 27和圆管 90之间产生塑变来实现密封连接， 套圈 70的塑变是通过锁紧螺母 80旋合实现的， 插接体 20的中心孔沿着插接体轴向贯 通至插接体第二端 29， 中心孔在第二端 29的直径小于阴螺纹处的直径， 即位置 2 5处的直径小于位置 28处的直径， 使得中心孔在靠近第二端 29形成环状平台 24， 并且在环状平台 24上设置有纹路或凸起， 插接体第二端面 23是与容器中段 11半 径相当的圆弧面， 上面设置有环形凹槽 26。 圆弧面能确保扣合件 30轴向压缩塑 变过程中， 容器中段 11外壁不塑变就与第二端面 23自然吻合对接。 阀门通过圆 管与插接体的阴螺纹结合； 扣合件 30包括阴螺纹部 33、 薄壁部 32、 外沿部 31、 突起部 322和中心孔， 薄壁部 32的外部直径与阴螺纹部 33外部直径相同， 薄壁部 32塑变前中心孔直径大于阴螺纹部直径， 薄壁部 32的壁厚小于阴螺纹部 33壁厚 ； 薄壁部 32的内壁 322上、 靠近阴螺纹部 33的一侧设置有引导凹槽 323， 该引导 凹槽 323是连续的、 环形凹槽， 且引导凹槽包围薄壁部的中心孔， 引导凹槽 323 的断面呈弧形； 薄壁部 32外壁设置有拉丝纹 321以提高扣合件与容器内壁的摩擦 力， 外沿部 31的下缘 311设置有纹路以提高扣合件与插接体的摩擦力， 阴螺纹部 的前端 333呈收拢状， 扣合件 30的中心孔贯通阴螺纹部 33、 薄壁部 32和外沿部 31 ； 扣合件 30的阴螺纹部 33和薄壁部 32依次穿过插接体 20、 密封件 40和容器圆孔 1 8， 在轴向、 相向方向上的外力作用下， 薄壁部 32塑变塌陷、 并向薄壁部径向向 外鼓起， 形成突起部 322， 使插接体外沿部 31的下缘 311抵顶在插接体的环状平 台 24上、 突起部 322抵顶在环绕圆孔 18的容器内壁上， 实现插接体 20与容器 10形 成轴向夹紧， 扣合件 30塑变吋压迫容器壁也发生塑变， 使容器 10外壁贴合在插 接体第二端面 23上， 并将密封件 40封闭在凹槽 26内。
图 7-图 12展示了一个套圈式流体分流器的插接体安装方式， 图 6是夹紧设备的 示意图， 插接体的具体安装方法为： 将夹紧设备 50的芯轴 52的阳螺纹端 521与扣 合件阴螺纹部的阴螺纹 332旋合， 再将扣合件的收拢状前端 333依次穿过插接体 2 0、 密封件 40、 圆孔 18， 并使圆环形密封件 18嵌入到凹槽 26内， 并使套筒端部 51 1抵顶在扣合件的上缘 312， 然后再套筒 51上施加力 Fl、 在芯轴 52上施加力 F2， 以使扣合件轴向压缩， 薄壁部 32首先在弓 I导凹槽 323处幵始径向向外形成鼓起 32 4， 随着轴向压缩力的增大， 鼓起 324牵引薄壁部其余部分继续向外鼓起， 形成 突起部 322， 随着力 Fl、 F2逐渐加大， 突起部 322抵顶在容器 10内壁， 并压迫容 器贴合在插接体 20的端面 23上， 最后将芯轴 52与阴螺纹部 33旋幵， 如图 12所示 ， 完成一个插接体的安装。 按照以上相同的方法， 安装剩余的插接体。 最后将 阀门 60通过套圈连接组件连接到容器上， 得到图 1所示的流体分流器； 图 13充分 展示了圆管 90与阀门 60连接， 圆管 90插入到插接体。

Claims

权利要求书
[权利要求 1] 套圈式流体分流器,其特征是： 包括容器、 多个阀门、 多个套圈连接 组件、 多个扣合件和多个密封件； 套圈连接组件将阀门与容器贯通连 接； 阀门控制管路的通断； 所述套圈连接组件包括插接体、 套圈、 锁 紧螺母和圆管； 所述容器包括至少一个流体主通道， 还包括设置在容 器的圆柱壁上、 与插接体连接的圆孔； 插接体大致呈圆管状， 具有贯 通的中心孔， 第一端具有用于插接圆管的插入部、 用于与套圈配合的 锥形口、 用于与锁紧螺母旋合的阳螺纹， 插接到插入部的圆管通过套 圈在锥形口和圆管之间产生塑变来实现密封连接， 套圈的塑变是通过 锁紧螺母旋合实现的， 插接体的中心孔沿着插接体轴向贯通至插接体 第二端， 中心孔在第二端的直径小于阴螺纹处的直径， 使得中心孔在 靠近第二端形成环状平台， 插接体第二端端面是与容器壁半径相当的 圆弧面，第二端端面上设置有环形凹槽； 扣合件包括阴螺纹部、 薄壁 部、 外沿部、 突起部和中心孔， 扣合件的中心孔贯通阴螺纹部、 薄壁 部和外沿部； 扣合件的阴螺纹部和薄壁部依次穿过插接体、 密封件和 容器圆孔， 在轴向、 相向方向上的外力作用下， 薄壁部塑变塌陷、 并 向薄壁部径向向外鼓起， 形成突起部， 使插接体外沿部的下缘抵顶在 插接体的环状平台上、 突起部抵顶在环绕圆孔的容器内壁上， 实现插 接体与容器形成轴向夹紧， 并将密封件封闭在凹槽内。
[权利要求 2] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 扣合件薄壁部 的壁厚小于阴螺纹部壁厚。
[权利要求 3] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 薄壁部的外部 直径与阴螺纹部外部直径相同， 薄壁部塑变前中心孔直径大于阴螺纹 部直径。
[权利要求 4] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 扣合件阴螺纹 部前端呈收拢状。
[权利要求 5] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 薄壁部外壁设 置有纹路或凸起。
[权利要求 6] 根据权利要求 5所述的套圈式流体分流器， 其特征是： 外沿部的下缘 设置有纹路或凸起， 环状平台上也设置有纹路或凸起。
[权利要求 7] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 外沿部的下缘 设置有纹路或凸起， 环状平台上也设置有纹路或凸起。
[权利要求 8] 根据权利要求 1所述的套圈式流体分流器， 其特征是： 流体分流器还 包括设置在容器上的用于清扫的泄放接口。
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