WO2009155853A1 - Dispositif de serrage de tuyau - Google Patents

Dispositif de serrage de tuyau Download PDF

Info

Publication number
WO2009155853A1
WO2009155853A1 PCT/CN2009/072392 CN2009072392W WO2009155853A1 WO 2009155853 A1 WO2009155853 A1 WO 2009155853A1 CN 2009072392 W CN2009072392 W CN 2009072392W WO 2009155853 A1 WO2009155853 A1 WO 2009155853A1
Authority
WO
WIPO (PCT)
Prior art keywords
hose
diameter
pipe
thread
outer diameter
Prior art date
Application number
PCT/CN2009/072392
Other languages
English (en)
Chinese (zh)
Inventor
王嘉贤
王媛媛
Original Assignee
Wang Jiaxian
Wang Yuanyuan
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 Wang Jiaxian, Wang Yuanyuan filed Critical Wang Jiaxian
Publication of WO2009155853A1 publication Critical patent/WO2009155853A1/fr

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
    • F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
    • F16L33/02—Hose-clips
    • F16L33/025—Hose-clips tightened by deforming radially extending loops or folds
    • 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
    • F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
    • F16L33/02—Hose-clips
    • F16L33/035—Hose-clips fixed by means of teeth or hooks
    • 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
    • F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
    • F16L33/22—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts
    • F16L33/223—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts the sealing surfaces being pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L33/224—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts the sealing surfaces being pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts a clamping ring being arranged between the threaded member and the connecting member
    • 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
    • F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
    • F16L33/22—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts
    • F16L33/225—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts a sleeve being movable axially
    • F16L33/226—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts a sleeve being movable axially the sleeve being screwed over the hose

Definitions

  • This invention relates to hose clamps, and more particularly to a hose clamp. Background technique
  • the present invention aims to provide a hose clamping device which is safe and practical, simple in structure, good in use performance, economical in efficiency, and widely applicable, in particular, non-metal manufactured.
  • a hose clamping mechanism comprising a hose joint, characterized by further comprising an inner cone nut and a tube bolt, wherein the inner diameter of the inner cone nut is a screwing end, and the corresponding small aperture end is inner The end of the cone nut; the internal thread of the inner cone nut is a tapered thread, the thread diameter A of the end of the inner cone nut is slightly larger than the outer diameter of the hose; the thread end of the tube bolt is evenly distributed along the circumferential direction of the tube wall 2 More than one long strip parallel to the central axis, the inner diameter C of the central hole is slightly larger than the outer diameter of the hose.
  • the outer circumferential surface of the pipe bolt includes a threaded portion and a threadless smooth portion along the axial direction thereof, the threaded portion is away from the pipe bolt head, the smooth portion is adjacent to the pipe bolt head, and the smooth portion has a diameter smaller than the thread The thread diameter of the part.
  • the inner cone nut In order to reduce the tightening force, when the inner cone nut is engaged with the pipe bolt in the use state, the inner cone nut is not completely screwed according to the required clamping force, and the pipe bolt retains a thread, and the remaining unthreaded portion
  • the diameter is smaller than the outer diameter of the pipe bolt and is as thin as possible.
  • the thread of the pipe bolt is slightly larger than the thread gap of the inner cone nut.
  • the inner ends of the tube bolts respectively have a flange, and the inner diameter of the flange is slightly larger than the outer diameter of the hose;
  • the engagement position of the flange away from the pipe bolt head and the hose, that is, the clamping position is curved.
  • the end of the hose joint has more than one anti-shedding flange, and the outer diameter of the flange is matched with the inner diameter of the hose.
  • the outer diameter of the anti-shedding projection is sequentially increased along the end of the hose joint toward the end of the joint.
  • a pipe boss having no anti-drop flange on the hose joint has a circular boss formed by a smooth increase in outer diameter near the inner side of the head, and an outer diameter end of the circular boss is closely matched with the hose,
  • the round boss is the joint between the pipe section of the hose joint and the pipe head.
  • the pipe section without the anti-falling convex edge is longer than the pipe bolt, and the length difference thereof is 0.1 ⁇ 2 ⁇ , ⁇ is the hose wall thickness, and the outer diameter of the thin end of the pipe section without the anti-falling protrusion is smaller than the minimum convexity. Along the outer diameter.
  • the hose joint is a joint of a symmetrical shape that connects two or more directions and is used for connection between two or more hoses.
  • the inner tapered nut and the outer circumferential surface of the pipe bolt head are knurled.
  • the inner tapered nut and the radially outer portion of the pipe bolt head are provided with mounting holes perpendicular to the axial direction.
  • the radially outer surface of the inner cone nut and the tube bolt head may be circular, which is convenient for manual clamping for increasing the frictional force when tightening by hand, and the inner cone nut and the tube bolt head are radially outward.
  • the round surface can be knurled on a lathe.
  • a mounting hole may be opened perpendicular to the axial direction of the radially outer portion of the inner cone nut and the pipe bolt head, so that an auxiliary member such as a stick is inserted into the hole for the rotation tightness when loading and unloading the two.
  • the radially outer surface of the inner cone nut and the tube bolt head may be hexagonal.
  • the clamping principle of the present invention is: When the pipe bolt is screwed into the inner cone nut, the diameter of the inlet end of the pipe bolt entering the inner cone nut becomes smaller as the screwing depth increases, thereby achieving the clamping of the hose.
  • the width of the strip is calculated as follows: Consider the hardness of the hose and the thickness of the hose to consider the soft compression The depth of the tube, the width of the strip can be easily calculated by considering the depth of the depression and the number of slits and considering the appropriate clamping allowance. Obviously, the pressure angle of the thread is small, and the hose can be clamped without much force.
  • the initial inner diameter of the center hole of the D pipe bolt (slightly larger than the inner diameter of the hose)
  • the initial inner diameter of the pipe thread clamping end is D h .
  • the strip width should be greater than w.
  • the width of the long strip after clamping the hose is as small as possible, so the width of the strip mouth should not be much larger than the calculation result, and it is better to be larger.
  • the diameter of the inlet end of the inner cone nut needs to be increased. At this time, the diameter of the inner hole of the pipe bolt is constant, and the diameter of the thread of the pipe bolt is increased.
  • the size of the inner cone nut is constant, as long as a few different inner diameter pipe bolts can meet the requirements, the inner hole diameter of the inner cone nut is The hose with the largest wall thickness is designed.
  • the invention can be made of a metal material or a non-metal material, such as plastic, and is not easily damaged, so that it can be reused; since the invention is not easy to damage the connected hose, the invention is greatly reduced.
  • the loss of materials saves a lot of manpower, material resources and financial resources, and has good comprehensive economic benefits.
  • Figure 1 and Figure 2 are schematic views of a conventional hose clamping mechanism
  • Figure 3 and Figure 4 are another schematic view of a conventional hose clamping mechanism
  • Figure 5 is a schematic view showing the structure of Embodiment 1;
  • Figure 6 is a schematic view of the inner cone nut
  • Figure 7 is a front view of the pipe bolt
  • Figure 8 is a left side view of the pipe bolt
  • Figure 9 is a schematic structural view of Embodiment 2.
  • Figure 10 is a schematic structural view of a pipe bolt of Embodiment 3.
  • Figures 11 and 12 are schematic views of the coupling between two hoses
  • Figure 13 is a schematic view of a hose joint for connection between two or more hoses
  • Figure 14 is a schematic view showing the change in the center-to-center diameter of the pipe bolt clamping hose. detailed description:
  • a hose clamping mechanism as shown in FIG. 5, comprising a hose joint 4 coaxial with the hose 3, an inner cone nut 1 and a pipe bolt 2, the outer diameter of the hose joint 4 and the hose 3
  • the inner hole nut 1 is matched, and the inner cone nut 1 is as shown in FIG. 6 , the large hole end is a screwing end, and the corresponding small hole end is the end of the inner cone nut 1; the inner cone nut 1 is inside
  • the thread is a tapered thread, and the thread diameter A of the end of the inner cone nut 1 is slightly larger than the outer diameter of the hose; the pipe bolt 2, as shown in Fig. 7 and Fig.
  • the thread end is evenly distributed along the circumferential direction of the pipe wall 2 More than one long strip parallel to the central axis, the inner diameter C of the central hole is slightly larger than the outer diameter of the hose.
  • the pressure angle of the thread is small, and the hose 3 can be clamped without much force.
  • a reasonable number of strips should be opened, and the strip width should be as small as possible in the case of satisfying the clamp hose 3.
  • a thread can be retained at the threaded end of the pipe bolt 2, and the remaining unthreaded portion has a smaller diameter than the outer diameter of the pipe bolt 2 and is as thin as possible.
  • the thread of the pipe bolt 2 is slightly larger than the thread gap of the inner cone nut 1.
  • the diameter of the inlet end of the inner cone nut 1 needs to be increased. At this time, the diameter of the inner hole of the pipe bolt 2 is constant, and the diameter of the thread of the pipe bolt 2 is increased.
  • the size of the inner cone nut 1 is unchanged, as long as a few different inner diameters of the pipe bolts 2 are satisfied, the inner cone nut 1
  • the inner bore diameter is designed as the maximum wall thickness of the hose 3.
  • the radially outer side of the inner cone nut 1 and the head of the pipe bolt 2 may be circular, and the radially outer surface of the inner cone nut 1 and the pipe bolt 2 may be knurled on a lathe, thereby increasing Friction when tightening with large hands.
  • the radially outer portion of the inner cone nut 1 and the head of the pipe bolt 2 may be perpendicular to the axial opening 5, as shown in FIG. 7 is shown to facilitate the rotation of the stick in the hole 5 for the rotation of the two when loading and unloading.
  • the radially outer surface of the inner cone nut 1 and the tube bolt 2 head may be hexagonal.
  • FIG. 9 it is another embodiment of a hose clamp.
  • the end of the hose joint 4 has a set of anti-shedding flanges 8, and the outer diameter of the anti-shedding flange 8 Close to or slightly larger than the inner diameter of the hose 3; along the end of the hose joint 4 toward the end of the joint, the outer diameter of the anti-shedding protrusion 8 is sequentially increased; the hose joint 4 has no anti-shedding convex Along the inner side of the head, there is a circular boss 7 formed by a smooth increase in outer diameter, and the outer diameter end of the circular boss 7 is closely matched with the hose, and the circular boss 7 is a hose.
  • the pipe section without the anti-falling convex edge is longer than the pipe bolt 2, and the length difference between the two is about the hose wall thickness ⁇ , and the outer diameter of the thin end of the pipe section is less than the minimum outer diameter of the flange. .
  • the difference from the second embodiment is that the inner ends of the tube bolts 2 have a flange 9 and 9', respectively, and the flanges 9 and 9' Slightly larger inner diameter
  • the outer diameter of the hose; the fitting position of the flange 9 away from the pipe bolt 2 and the hose, that is, the clamping position is curved.
  • This design is also designed to increase the clamping force, make it reliable, or for applications where the operating pressure is high.
  • the hose joint 4 of the present invention may be a joint of a symmetrical shape that connects two or more directions to each other, thereby achieving connection between two or more hoses.
  • a double hose joint 6 is used which is connected to the left and right symmetry.
  • the remaining structure is the same as that of the second embodiment, and is used for clamping and connecting two hoses.
  • the hose clamping device realizes the clamping and connection of three hoses and four hoses, respectively.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints That Cut Off Fluids, And Hose Joints (AREA)

Abstract

L’invention concerne un dispositif de serrage de tuyau, comprenant un joint de tuyau (4), un écrou conique interne (1) et un boulon de canalisation (2) appariés. Une extrémité présentant une grande ouverture de l'écrou conique interne (1) est une extrémité à visser, et une extrémité présentant une petite ouverture correspondant à l’extrémité présentant une grande ouverture constitue la queue de l'écrou conique interne (1). Un filetage interne de l'écrou conique interne (1) est un filetage conique. Le petit diamètre du filetage A de la queue de l'écrou conique interne (1) est légèrement supérieur au diamètre externe d'un tuyau (3). Plus de deux ouvertures en forme de bandes parallèles à une tige centrale sont réparties uniformément sur une extrémité filetée du boulon de canalisation (2) dans la direction circonférentielle d'une paroi de canalisation. Le diamètre interne C d’un trou central du boulon de canalisation (2) est légèrement supérieur au diamètre externe du tuyau (3). Le dispositif de serrage est sûr et pratique, sa structure est simple, sa performance d'utilisation est bonne, ses avantages en termes de coûts sont excellents et ses applications sont variées. Le dispositif de serrage peut être composé d'un matériau métallique ou d'un matériau non métallique. Il peut être utilisé dans de nombreux aspects de la production, de la vie courante, de l'industrie et de l’agriculture, et présente de nombreux avantages en termes de coûts ainsi que de nombreux avantages sociaux.
PCT/CN2009/072392 2008-06-26 2009-06-23 Dispositif de serrage de tuyau WO2009155853A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810012043.6 2008-06-26
CN2008100120436A CN101307852B (zh) 2008-06-26 2008-06-26 软管夹紧装置

Publications (1)

Publication Number Publication Date
WO2009155853A1 true WO2009155853A1 (fr) 2009-12-30

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Application Number Title Priority Date Filing Date
PCT/CN2009/072392 WO2009155853A1 (fr) 2008-06-26 2009-06-23 Dispositif de serrage de tuyau

Country Status (2)

Country Link
CN (1) CN101307852B (fr)
WO (1) WO2009155853A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018026418A1 (fr) 2016-08-04 2018-02-08 Emd Millipore Corporation Collier de serrage pour tuyau souple
CN107914236A (zh) * 2017-12-19 2018-04-17 贵州航天乌江机电设备有限责任公司 一种防脱落自动穿管导向锥
CN108386637A (zh) * 2018-05-24 2018-08-10 嘉兴宸轩管件制造科技有限公司 一种改良型管接头
CN108488519A (zh) * 2018-05-24 2018-09-04 嘉兴宸轩管件制造科技有限公司 一种多功能管接头
CN108506621A (zh) * 2018-05-24 2018-09-07 嘉兴宸轩管件制造科技有限公司 一种可重复使用的管接头

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101307852B (zh) * 2008-06-26 2010-12-22 王嘉贤 软管夹紧装置
CN107654763A (zh) * 2017-09-11 2018-02-02 重庆依凯科技有限公司 一种用于气压表的连接接头
CN110319467B (zh) * 2019-07-12 2020-10-30 连云港三明石英制品有限公司 一种可万向弯曲且密封性好的天然气灶连接管

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1049549A (zh) * 1989-08-17 1991-02-27 国营大连造船厂 套环式软管联接组件
JP2002054785A (ja) * 2000-08-10 2002-02-20 Hajime Sangyo Kk 樹脂配管の接続構造
CN201062697Y (zh) * 2007-06-14 2008-05-21 刘堪金 一种管接头
CN101307852A (zh) * 2008-06-26 2008-11-19 王嘉贤 软管夹紧装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1049549A (zh) * 1989-08-17 1991-02-27 国营大连造船厂 套环式软管联接组件
JP2002054785A (ja) * 2000-08-10 2002-02-20 Hajime Sangyo Kk 樹脂配管の接続構造
CN201062697Y (zh) * 2007-06-14 2008-05-21 刘堪金 一种管接头
CN101307852A (zh) * 2008-06-26 2008-11-19 王嘉贤 软管夹紧装置

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018026418A1 (fr) 2016-08-04 2018-02-08 Emd Millipore Corporation Collier de serrage pour tuyau souple
EP3494340A4 (fr) * 2016-08-04 2020-04-01 EMD Millipore Corporation Collier de serrage pour tuyau souple
US11092272B2 (en) 2016-08-04 2021-08-17 Emd Millipore Corporation Hose clamp
CN107914236A (zh) * 2017-12-19 2018-04-17 贵州航天乌江机电设备有限责任公司 一种防脱落自动穿管导向锥
CN108386637A (zh) * 2018-05-24 2018-08-10 嘉兴宸轩管件制造科技有限公司 一种改良型管接头
CN108488519A (zh) * 2018-05-24 2018-09-04 嘉兴宸轩管件制造科技有限公司 一种多功能管接头
CN108506621A (zh) * 2018-05-24 2018-09-07 嘉兴宸轩管件制造科技有限公司 一种可重复使用的管接头
CN108506621B (zh) * 2018-05-24 2023-07-25 嘉兴宸轩管件制造科技有限公司 一种可重复使用的管接头
CN108386637B (zh) * 2018-05-24 2023-07-25 嘉兴宸轩管件制造科技有限公司 一种改良型管接头
CN108488519B (zh) * 2018-05-24 2023-07-25 嘉兴宸轩管件制造科技有限公司 一种多功能管接头

Also Published As

Publication number Publication date
CN101307852B (zh) 2010-12-22
CN101307852A (zh) 2008-11-19

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