CN107795779A - A kind of application method of bushing type hose coupling - Google Patents
A kind of application method of bushing type hose coupling Download PDFInfo
- Publication number
- CN107795779A CN107795779A CN201711040230.0A CN201711040230A CN107795779A CN 107795779 A CN107795779 A CN 107795779A CN 201711040230 A CN201711040230 A CN 201711040230A CN 107795779 A CN107795779 A CN 107795779A
- Authority
- CN
- China
- Prior art keywords
- waiting
- thread segment
- pipe
- sleeve
- flexible pipe
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 15
- 238000010168 coupling process Methods 0.000 title claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 13
- 210000003205 muscle Anatomy 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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
- F16L33/22—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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a kind of application method of bushing type hose coupling, comprise the following steps：（1）First two nut sleeves are socketed on two sections flexible pipe waiting, inner threaded surface is outwardly；（2）Two section flexible pipes waiting are inserted in the both ends of joint pipe body by socket changeover portion respectively, the mouth of pipe of flexible pipe waiting must be covered to hollow out section；（3）By thread segment to socket changeover portion precession, the rib of hollow out section, which is extruded, occurs raised deformation；（4）The inner threaded surface of nut sleeve and the thread segment of sleeve pipe screw, and raised rib compresses the tube wall of flexible pipe waiting and the taper surface of nut sleeve；（5）When needing dismounting, only the deformation of rib need to be made to disappear, after nut sleeve is totally released thread segment, you can to pull up flexible pipe waiting from the both ends of joint pipe body to the rotating middle part thread segment of joint pipe body.Compared with prior art, the beneficial effects of the invention are as follows：Installation and removal are convenient, easy to operate, laborsaving, and are not easy to leak, less easy to fall off.
Description
Technical field
The present invention relates to a kind of application method of bushing type hose coupling.
Background technology
At the production operation scene of enterprise, often there are some equipment using gas or liquid-working-medium, the conveying of medium
Pipeline uses flexible pipe, the connection of all kinds of high and low pressure flexible pipes using being a kind of commonplace phenomenon, especially with oxygen, combustion gas,
Compressed air and nitrogen, hydrogen, argon, carbon dioxide etc. are even more so for the hot-working unit of working media.The connection side of flexible pipe
Formula is typically all using iron wire binding or pipe collar (including being squeezed into pattern pipe collar and screw tension-type pipe collar) connection, this three kinds connections
The common feature of mode is tied or banding flexible pipe is produced internal withdraw type crimp, by the inner surface or inner tube of flexible pipe
Inner surface, it is anti-slip between tube core (back taper surface pipe joint or smooth straight joint with concentric reducer diameter) outer surface with being connected
Frictional resistance realizes sealing and connection, and its attachment force only results from pipe internal surface, in the case of without using special tooling, instrument
Its bonding strength, sealing are not easy to ensure, easily leaked, or even come off, and charge and discharge operations are cumbersome, laborious.
CN201010242427.4 discloses a kind of hose coupling, is combined by tube expansion bolt, banded penstock nut, connection nut living
Form；The tube expansion bolt has integrally-built thread segment and cylindric bolt head, the external diameter of thread segment and connected flexible pipe
Internal diameter match, there is longitudinal hole at the center of the bolt, and the cross sectional shape of the through hole has two kinds, wherein corresponding thread segment part is
Circular hole, corresponding bolt head part is regular polygon driving hole；The endoporus of the banded penstock nut is shoulder hole, and reduced diameter section is screw thread
Hole, match with the screw thread of tube expansion bolt, the inner wall surface of enlarged diameter section is non slip surface, is matched with the external diameter of connected flexible pipe, soft
Manage in the gap between the enlarged diameter section and tube expansion bolt thread section；The endoporus of the connection nut living is shoulder hole, small
Diameter segment is unthreaded hole, and for empty set on the cylinder of tube expansion bolt thread Duan Wai gardens, aperture is slightly larger than the external diameter of tube expansion bolt thread section,
Enlarged diameter section is screwed hole, is matched with the external screw thread of connected frock, instrument, the internal diameter of the screwed hole is slightly larger than tube expansion bolt spiral shell
The external diameter of bolt head, bolt head are located in the screwed hole.
Its advantage is：Bonding strength is high, good seal performance, is not easy to leak, less easy to fall off, and loading, unloading are without special
It is easy to operate, quick, laborsaving with instrument, it can complete by hand.
But its shortcoming is：It is divided into three parts, needs size to cooperate between each other, process is cumbersome.
CN200780048258.7 discloses a kind of pipe joint, and it includes the convex shape of cylindrical shape, inserted for above-mentioned convex shape
Cylindric concave body, the locking and above-mentioned convex shape of combination and the elastic annular fixture structural unit of above-mentioned concave body entered, wherein, on
Stating convex shape includes the first cylindrical portion from its root towards front end, has with above-mentioned first cylindrical portion identical external diameter or than above-mentioned
Second cylindrical portion of the small external diameter of the first cylindrical portion, from the inside inclined outside tapered portion in side of above-mentioned second cylindrical portion；It is above-mentioned convex
Body also has endless groove between above-mentioned first cylindrical portion and above-mentioned second cylindrical portion；Above-mentioned concave body is inserted with above-mentioned convex from it
The opening portion of body towards it is internal include and be inserted with above-mentioned convex shape when contacted with above-mentioned first cylindrical portion the first internal face, with it is upper
State the second internal face of the second cylindrical portion contact, from the above-mentioned inclined inner side tapered portion of the inward-facing side of second inwall；Above-mentioned spill
Body is also configured with above-mentioned elastic annular fixture structural unit between above-mentioned first internal face and above-mentioned second internal face, and with by upper
The two-stage that the holding tank for stating the locking groove of opening portion side and above-mentioned private side is adjacent and is formed；The radius of above-mentioned holding tank is formed
The radius of above-mentioned second cylindrical portion must be more than plus length, above-mentioned ring-type obtained from the diameter of above-mentioned elastic annular fixture structural unit
The depth of depth and above-mentioned locking groove away from above-mentioned first internal face of above-mentioned first cylindrical portion of slot pitch is formed larger than above-mentioned elasticity
The diameter of ring-type fixture structural unit；Above-mentioned elastic annular fixture structural unit has a part for cutting away ring-type and the gap that is formed, in it
All diameters are formed smaller than the external diameter of above-mentioned second cylindrical portion；Between the wall and axis of the above-mentioned front of above-mentioned endless groove
Angle is 90 °~45 °, angle between the wall and axis of the above-mentioned opening portion side of above-mentioned locking groove be more than or equal to 30 ° and
Less than 90 °；Angle between the wall and axis of the above-mentioned front of above-mentioned endless groove is set more than above-mentioned locking groove
Angle between the wall and axis of above-mentioned opening portion side；Above-mentioned convex shape has in the above-mentioned front of above-mentioned outside tapered portion
3rd cylindrical portion；Above-mentioned concave body is when the above-mentioned private side of above-mentioned inner side tapered portion has and is inserted with above-mentioned convex shape with above-mentioned the
3rd internal face of three cylindrical portions contact；The pipe joint has the sealing for accommodating the elastic annular containment member for being used to seal fluid
Component holding tank, the containment member holding tank is across above-mentioned 3rd internal face or across above-mentioned 3rd internal face and above-mentioned the
Both three cylindrical portions；Above-mentioned elastic ring is configured with the above-mentioned containment member holding tank being formed on above-mentioned 3rd internal face
Shape containment member；Length on the axis direction of above-mentioned second cylindrical portion is being set to A, from the identical outer of above-mentioned 3rd cylindrical portion
The front end of path portion is to after the above-mentioned root side of above-mentioned elastic annular containment member and the contact portion of above-mentioned 3rd cylindrical portion
When length on the axis direction at end is set to B, meet A ＞ B relation.
Its shortcoming is that structure is excessively complicated.
The content of the invention
The present invention needs to solve the problems, such as to be to be directed to above-mentioned the deficiencies in the prior art, and provides a kind of bushing type hose coupling
Application method.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of application method of bushing type hose coupling, comprises the following steps：
（1）First two nut sleeves are socketed on two sections flexible pipe waiting, inner threaded surface is outwardly；
（2）Two section flexible pipes waiting are inserted in the both ends of joint pipe body by socket changeover portion respectively, the mouth of pipe of flexible pipe waiting must cover to
At hollow out section；
（3）By thread segment to socket changeover portion precession, the rib of hollow out section, which is extruded, occurs raised deformation；
（4）The inner threaded surface of nut sleeve and the thread segment of sleeve pipe screw, as thread segment is with being socketed furthering for changeover portion distance, muscle
The deformation of bar is bigger, and raised rib compresses the tube wall of flexible pipe waiting and the taper surface of nut sleeve；
（5）When needing dismounting, only the deformation of rib need to be made to disappear, nut sleeve is complete to the rotating middle part thread segment of joint pipe body
After unclamping thread segment, you can pull up flexible pipe waiting from the both ends of joint pipe body.
The external diameter of sleeve pipe is adapted with the internal diameter of flexible pipe waiting.
Be socketed changeover portion longitudinal section it is tapered, small end outwardly, and be socketed changeover portion outer circumference surface be provided with anti-slide saw
Tooth, center of the saw cutting edge of a knife or a sword towards joint pipe body of anti-skidding sawtooth.
The length of hollow out section is more than or equal to the half of sleeve pipe total length, and the length of rib is more than or equal to the 2/ of hollow out segment length
3。
The width of nut sleeve is more than the width of sleeve pipe.
Compared with prior art, the beneficial effects of the invention are as follows：Installation and removal are convenient, easy to operate, laborsaving, and are not easy
Leakage, it is less easy to fall off.
Brief description of the drawings
Fig. 1 is the structural representation of the bushing type hose coupling of the present invention.
Wherein, 1- joint pipe bodies, 2- nut sleeves, 3- socket changeover portions, 4- sleeve pipes, 5- hollow out sections, 6- thread segments, 7- muscle
Bar, 8- taper surfaces, 9- inner threaded surfaces.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Figure is included with lower component：Joint pipe body 1, nut sleeve 2, socket changeover portion 3, sleeve pipe 4, hollow out section 5, thread segment 6,
Rib 7, taper surface 8 and inner threaded surface 9.
As shown in figure 1, a kind of bushing type hose coupling includes joint pipe body and 2 nut sleeves, joint pipe body is in hollow
Cylinder, the both ends of joint pipe body are respectively equipped with socket changeover portion, and the external diameter for being socketed changeover portion is more than the central tube of joint pipe body
The external diameter of body, 2 sleeve pipes is socketed with the middle part body of joint pipe body, sleeve pipe includes hollow out section and thread segment, hollow out section direction
Changeover portion is socketed, the periphery in the middle part of hollow out section is made up of some uniform ribs of annular, on the inner peripheral surface of thread segment
Provided with internal thread, the middle part body of joint pipe body is provided with external screw thread, the internal thread of thread segment and the external screw thread phase of joint pipe body
Adaptation, when the thread segment of homonymy is to during socket changeover portion precession, the rib of hollow out section, which is extruded, occurs raised deformation, thread segment
Outer circumference surface is provided with external screw thread, and the inner peripheral surface of nut sleeve is divided axially into taper surface and inner threaded surface, inner threaded surface along the longitudinal axis
Towards the center of joint pipe body, the big end of taper surface towards the center of joint pipe body, the external screw thread of thread segment and inner threaded surface
Internal thread is adapted.
The external diameter of sleeve pipe is adapted with the internal diameter of flexible pipe waiting.
Be socketed changeover portion longitudinal section it is tapered, small end outwardly, and be socketed changeover portion outer circumference surface be provided with anti-slide saw
Tooth, center of the saw cutting edge of a knife or a sword towards joint pipe body of anti-skidding sawtooth.
The length of hollow out section is more than or equal to the half of sleeve pipe total length, and the length of rib is more than or equal to the 2/ of hollow out segment length
3。
The width of nut sleeve is more than the width of sleeve pipe.
A kind of application method of bushing type hose coupling, comprises the following steps：
（1）First two nut sleeves are socketed on two sections flexible pipe waiting, inner threaded surface is outwardly；
（2）Two section flexible pipes waiting are inserted in the both ends of joint pipe body by socket changeover portion respectively, the mouth of pipe of flexible pipe waiting must cover to
At hollow out section；
（3）By thread segment to socket changeover portion precession, the rib of hollow out section, which is extruded, occurs raised deformation；
（4）The inner threaded surface of nut sleeve and the thread segment of sleeve pipe screw, as thread segment is with being socketed furthering for changeover portion distance, muscle
The deformation of bar is bigger, and raised rib compresses the tube wall of flexible pipe waiting and the taper surface of nut sleeve；
（5）When needing dismounting, only the deformation of rib need to be made to disappear, nut sleeve is complete to the rotating middle part thread segment of joint pipe body
After unclamping thread segment, you can pull up flexible pipe waiting from the both ends of joint pipe body.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (5)
- A kind of 1. application method of bushing type hose coupling, it is characterised in that：Comprise the following steps：（1）First two nut sleeves are socketed on two sections flexible pipe waiting, inner threaded surface is outwardly；（2）Two section flexible pipes waiting are inserted in the both ends of joint pipe body by socket changeover portion respectively, the mouth of pipe of flexible pipe waiting must cover to At hollow out section；（3）By thread segment to socket changeover portion precession, the rib of hollow out section, which is extruded, occurs raised deformation；（4）The inner threaded surface of nut sleeve and the thread segment of sleeve pipe screw, as thread segment is with being socketed furthering for changeover portion distance, muscle The deformation of bar is bigger, and raised rib compresses the tube wall of flexible pipe waiting and the taper surface of nut sleeve；（5）When needing dismounting, only the deformation of rib need to be made to disappear, nut sleeve is complete to the rotating middle part thread segment of joint pipe body After unclamping thread segment, you can pull up flexible pipe waiting from the both ends of joint pipe body.
- 2. the application method of bushing type hose coupling according to claim 1, it is characterised in that：The external diameter of sleeve pipe with it is waiting The internal diameter of flexible pipe is adapted.
- 3. the application method of bushing type hose coupling according to claim 1, it is characterised in that：The vertical of changeover portion is socketed to cut Face is tapered, and outwardly, and the outer circumference surface for being socketed changeover portion is provided with anti-skidding sawtooth to small end, and the saw cutting edge of a knife or a sword of anti-skidding sawtooth is towards joint The center of body.
- 4. the application method of bushing type hose coupling according to claim 1, it is characterised in that：The length of hollow out section is more than Equal to the half of sleeve pipe total length, the length of rib is more than or equal to the 2/3 of hollow out segment length.
- 5. the application method of bushing type hose coupling according to claim 1, it is characterised in that：The width of nut sleeve is more than The width of sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040230.0A CN107795779A (en) | 2017-10-31 | 2017-10-31 | A kind of application method of bushing type hose coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040230.0A CN107795779A (en) | 2017-10-31 | 2017-10-31 | A kind of application method of bushing type hose coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107795779A true CN107795779A (en) | 2018-03-13 |
Family
ID=61548520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711040230.0A Pending CN107795779A (en) | 2017-10-31 | 2017-10-31 | A kind of application method of bushing type hose coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107795779A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US602756A (en) * | 1898-04-19 | Witkjts | ||
| US613061A (en) * | 1898-10-25 | Hose-coupling | ||
| US2250477A (en) * | 1940-06-19 | 1941-07-29 | Henry Blech | Coupling |
| US2685460A (en) * | 1950-11-17 | 1954-08-03 | Automatic Bending Company | Expansion coupling |
| AU4112872A (en) * | 1971-04-13 | 1973-10-18 | Douglas Griffin Gordon | Pipe and hose connector |
| CN1232933A (en) * | 1998-03-31 | 1999-10-27 | 叶江汉 | Method of fastening soft hose to hard conduit |
| WO2008041224A1 (en) * | 2006-10-04 | 2008-04-10 | Netafim Ltd | Coupling |
-
2017
- 2017-10-31 CN CN201711040230.0A patent/CN107795779A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US602756A (en) * | 1898-04-19 | Witkjts | ||
| US613061A (en) * | 1898-10-25 | Hose-coupling | ||
| US2250477A (en) * | 1940-06-19 | 1941-07-29 | Henry Blech | Coupling |
| US2685460A (en) * | 1950-11-17 | 1954-08-03 | Automatic Bending Company | Expansion coupling |
| AU4112872A (en) * | 1971-04-13 | 1973-10-18 | Douglas Griffin Gordon | Pipe and hose connector |
| CN1232933A (en) * | 1998-03-31 | 1999-10-27 | 叶江汉 | Method of fastening soft hose to hard conduit |
| WO2008041224A1 (en) * | 2006-10-04 | 2008-04-10 | Netafim Ltd | Coupling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180313 |
|
| RJ01 | Rejection of invention patent application after publication |