CN101178139A - Pipe connecting system - Google Patents
Pipe connecting system Download PDFInfo
- Publication number
- CN101178139A CN101178139A CNA2006101727521A CN200610172752A CN101178139A CN 101178139 A CN101178139 A CN 101178139A CN A2006101727521 A CNA2006101727521 A CN A2006101727521A CN 200610172752 A CN200610172752 A CN 200610172752A CN 101178139 A CN101178139 A CN 101178139A
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- CN
- China
- Prior art keywords
- barb
- pipe joint
- pipe
- joint
- sleeve
- 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.)
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- Joints With Sleeves (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Abstract
Disclosed is a pipe connecting device which comprises a brass connector type pipe joint. The brass connector which is symmetrical is provided with a sleeve extending along the longitudinal axis. The sleeve includes a plurality of ring slot extended around the outer surface and spaced along axis. Five barbs parallel with axis are restricted between the slots with measurement spacing and width about 1.25mm. The compression sleeve made of ductility materials is used for compressing the pipe to the joint.
Description
Technical field
The present invention relates to a kind of assembling pipe joint, and developed and be mainly used in diameter and reach in the connection of gas tube of 110mm.Yet what will state is that the present invention is not limited to this special dimension, also can also be used in the thicker gas tube and water pipe.
Background technique
Known gas tube connection set comprises the joint of the hollow arbor braid rib sleeve pipe that has hollow body and stretch out from this hollow body.Annular sleeve is provided with O shape circle.In use, composite pipe is enclosed on the sleeve pipe, and the crimp sleeve of plastics or brass engages with seal with O ring to push this pipeline then around this pipe pressuring connection.
The deficiency of this known gas pipe connection is that O shape circle often loses, and this causes delaying installation.In addition, do not have O shape circle, this device can not provide suitable seal between joint and the pipeline, causes leaking.
Another deficiency of the device of known use O shape circle is that this O shape circle may be flattened or not aim in the process of installing, and causes leaking.
Another shortcoming of this device in conjunction with O shape circle is that this O shape circle causes leaking along with the time is aging.
Summary of the invention
The objective of the invention is to overcome substantially or improve above one or more deficiencies at least.
In first aspect, the invention provides a kind of assembling pipe joint, comprising:
Have along the pipe joint of the sleeve pipe of vertical axis extension, it is suitable for being with pipeline thereon, and is a plurality of around described sleeve pipe extension and along the isolated circular groove of described axis, limits barb between described groove; And
By the crimp sleeve that ductile material is made, it is suitable for being crimped around described pipeline, making described pipe deforming against described barb, and directly produces roughly fluid-tight seal between described pipeline and described sleeve pipe.
The material that is ductile is metal preferably, is more preferably annealed copper.Yet, also can select to use annealed aluminium.
Measure on the direction perpendicular to described axis, this barb preferably has the height that about 0.3mm adds the described cover external diameter of pipe between about 1% and about 1.5%.Be more preferably, measure on the direction perpendicular to described axis, this barb has the height that about 0.3mm adds the described cover external diameter of pipe between about 1.2% and about 1.3%.Even be more preferably, on direction, to measure perpendicular to described axis, this barb has the height that about 0.3mm adds about 1.28% described cover external diameter of pipe.For the cover external diameter of pipe between about 12mm and the about 20mm, the height of this barb is preferably between about 0.4mm and the about 0.5mm.For the cover external diameter of pipe of about 26mm, the height of this barb is preferably between about 0.55mm and the about 0.65mm.
This barb preferably has the interval between about 1mm and the about 2mm.Be more preferably, the interval of this barb is at about 1mm with approximately between the 1.5mm, and preferably at about 1.2mm with approximately between the 1.3mm.5 barbs preferably will be set at least.
Best and this connector engages of retaining ring is retained to this crimp sleeve on this joint with constraint ground.Retaining ring preferably includes than major diameter part and smaller diameter portion, is basically perpendicular to the annular flange flange that described axis extends to limit betwixt.The external diameter of described smaller diameter portion preferably is a bit larger tham the internal diameter of described crimp sleeve, and crimp sleeve joins on the described smaller diameter portion snugly slidably like this, and remains there by frictional force.The internal diameter of described retaining ring preferably is slightly smaller than the external diameter of described sleeve pipe, and described like this retaining ring just joins to slidably on the described sleeve pipe and by frictional force snugly and remains there.
One end of described crimp sleeve preferably can engage with described annular flange flange, to limit the operating position of described crimp sleeve.This crimp sleeve preferably includes at least one hole, with the vision indication of joint that described pipeline and described sleeve pipe are provided.
This pipeline is preferably made by the composite of metal and plastics.Be more preferably, pipeline comprises the skin of internal layer, aluminium matter mesosphere and the PE-HD of PE-Xc.Be preferably between internal layer and the mesosphere and between skin and the mesosphere bridging agent is provided.This pipeline is gas tube preferably, and preferably directly produces gas tight seal roughly between described pipeline and described sleeve pipe.
This joint is preferably made by metal such as brass.
Measure from being parallel to described axis, the width of described fluid-tight seal roughly is preferably greater than about 4mm.Be more preferably, the width of described sealing is greater than about 7mm, and preferably the sealing width is approximately 9mm.
Second aspect the invention provides and a kind of pipeline is connected to the method for pipe joint, said method comprising the steps of:
Provide the pipe joint that has along the sleeve pipe of vertical axis extension, a plurality of circular groove around described sleeve pipe extension and spaced apart, between described groove, define barb along described axis;
Pipeline is set on the described sleeve pipe; And
The crimp sleeve of being made by ductile material around described pipe pressuring connection is directly to produce fluid-tight seal roughly between described pipeline and described sleeve pipe.
The material of ductility is metal preferably, is more preferably annealed copper.Yet, also can select to use annealed aluminium or deformable plastic materials.
Be preferably formed as this groove to be provided at, highly add the height of the described cover external diameter of pipe between about 1% and about 1.5% for about 0.3mm perpendicular to measuring on the described axial direction.More preferably, measure on perpendicular to described axial direction, the height of this barb is that about 0.3mm adds the described cover external diameter of pipe between about 1.2% and about 1.3%.Even be more preferably, on direction, to measure perpendicular to described axis, the height that this barb has is that about 0.3mm adds about 1.28% described cover external diameter of pipe.At approximately 12mm and the approximately sleeve pipe between the 20mm, the height of barb is preferably between about 0.4mm and the about 0.5mm for external diameter.For external diameter is the sleeve pipe of about 26mm, and the height of barb is preferably between about 0.55mm and the about 0.65mm.
Form groove to provide at interval at approximately 1mm and the approximately barb between the 2mm.Be more preferably, barb be at about 1mm with approximately between the 1.5mm at interval, preferably at about 1.2mm with approximately between the 1.3mm.5 barbs preferably are provided at least.
In order to keep crimp sleeve to this joint with fettering, preferably be provided with retaining ring and also preferably engage with this joint.This retaining ring preferably is provided with than major diameter part and smaller diameter portion, to limit the annular flange flange that is basically perpendicular to described axis betwixt.The external diameter of described smaller diameter portion preferably is a bit larger tham the internal diameter of described crimp sleeve, and crimp sleeve is next to the shin like this joins on the described smaller diameter portion slidably, and remains there by frictional force.The internal diameter of described retaining ring preferably is slightly smaller than the external diameter of described sleeve pipe, and described like this retaining ring just joins on the described sleeve pipe snugly slidably, and remains there by frictional force.
One end of described crimp sleeve preferably engages with described annular flange flange, to limit the operating position of described crimp sleeve.Crimp sleeve preferably includes at least one hole, so that the vision that the engage indication of described pipeline with described sleeve pipe to be provided.
This pipeline is preferably made by the synthetic of metal and plastics.More preferably, this pipeline comprises the skin of internal layer, aluminium matter mesosphere and the PE-HD of PE-Xc.Preferably all providing bridging agent between internal layer and the mesosphere and between skin and mesosphere.This pipeline is gas tube preferably, and preferably directly produces gas tight seal roughly between described pipeline and described sleeve pipe.
This joint is preferably made by metal such as brass.
The fluid-tight seal roughly that produces in described crimping step preferably has the width greater than about 4mm that is parallel to described shaft centerline measurement.More preferably, the width of described sealing is greater than about 7mm, and preferably the sealing width is about 9mm.
The crimping step preferably uses a pair of Press Plier to implement.More preferably, Press Plier is provided with the flange of band greater than about 4mm width.More preferably, the width of described crimping flange is greater than about 7mm, and most preferably, this crimping flange has the width of about 9mm.
Description of drawings
Only preferred embodiment is described below with reference to accompanying drawings by example, wherein:
Fig. 1 is the cross-sectional view of assembling pipe joint preferred embodiment; And
Fig. 2 is the cross-sectional view that assembling pipe joint is used to connect two pipelines among Fig. 1.
Embodiment
Fig. 1 and Fig. 2 show the preferred embodiment of assembling pipe joint 10.Assembling pipe joint 10 comprises the pipe joint of brass link 12 forms.This brass link 12 is symmetrical, only describes right-hand side in addition below succinct purpose.Brass link 12 has the sleeve pipe 14 that extends along longitudinal axis 16.This sleeve pipe 14 comprises that a plurality of annular sleeve outer surfaces extend and along axis 16 isolated circular grooves 18.S and width W are approximately the barb 20 of 1.25mm at interval to define 5 measurements of 16 of paralleling to the axis between the groove 18.
On direction, measure perpendicular to axis 16, the height H of barb 20 approximately be 0.3mm add sleeve pipe 14 external diameters about 1.28%.Following form has been listed the sleeve pipe 14 of various external diameter OD, reaches barb height H and internal diameter of the pipeline ID corresponding to these sleeve outer diameter OD.
| Sleeve outer diameter (mm) | Barb height (mm) | Internal diameter of the pipeline (mm) |
| 11.8 | 0.45 | 11.9 |
| 15.3 | 0.45 | 15.5 |
| 19.9 | 0.45 | 20.0 |
| 25.35 | 0.6 | 26.1 |
Retaining ring 22 engages with joint 12, is used for contiguous sleeve pipe 14 constraint ground the copper crimp sleeve 24 of annealing is remained to joint 12.This retaining ring 22 comprises major diameter part 26 and small diameter portion 28, defines betwixt to be basically perpendicular to the annular flange flange 30 that axis 16 extends.The external diameter of small diameter portion 28 is a bit larger tham the internal diameter of crimp sleeve 24, and crimp sleeve 24 joins to slidably on the small diameter portion 28 and by frictional force snugly and remains there like this.The annular flange flange 30 of the end of crimp sleeve 24 and retaining ring 22 engage the working position that defines crimp sleeve 24.Similarly, the internal diameter of retaining ring 22 is slightly smaller than the external diameter of sleeve pipe 14, and retaining ring 22 joins to slidably on the sleeve pipe 14 and by frictional force snugly and remains there like this.As shown in fig. 1, this joint 12 is provided with preassembled retaining ring 22 and crimp sleeve 24.
Should be realized that the assembling pipe joint 10 that illustrates provides the connection of effective gas pipe 32 and do not needed O shape circle.In addition, help avoiding relating to the fault time of losing O shape circle.In addition, for effective sealing and by avoiding using the needs of O shape circle, assembling pipe joint 10 has been avoided other and the relevant problem of O shape circle, as constriction and/or misalignment and wearing out in time.
The present invention simultaneously only illustrates with reference to specific embodiment, should be understood that a lot of other forms of embodiments can also be arranged, for example:
Claims (52)
1. assembling pipe joint comprises:
Pipe joint, this pipe joint has the sleeve pipe along vertical axis extension, is suitable for sheathed pipeline on it, and a plurality of circular grooves extend around described sleeve pipe and are spaced apart along described axis, define barb between the described groove; And
By the crimp sleeve that ductile material is made, it is suitable for by around described pipe pressuring connection, making described pipe deforming against described barb, and directly produces fluid-tight seal roughly between described pipeline and described sleeve pipe.
2. according to the assembling pipe joint of claim 1, wherein ductile material is a metal.
3. according to the assembling pipe joint of claim 1, wherein ductile material is the copper of annealing.
4. according to the assembling pipe joint of claim 1, wherein ductile material is the aluminium of annealing.
5. according to the assembling pipe joint of claim 1, wherein ductile material is a plastic materials.
6. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein measure on the direction perpendicular to described axis, barb has the height that about 0.3mm adds the described cover external diameter of pipe between about 1% and about 1.5%.
7. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein measure on the direction perpendicular to described axis, barb has the height that about 0.3mm adds the described cover external diameter of pipe between about 1.2% and about 1.3%.
8. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein measure on the direction perpendicular to described axis, barb has the height that about 0.3mm adds about 1.28% described cover external diameter of pipe.
9. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein for big cover external diameter of pipe between 12mm and about 20mm, the height of barb is greatly about 0.4mm with approximately between the 0.5mm.
10. according to the assembling pipe joint of claim 9, wherein for the sleeve pipe of about 26mm external diameter, the height of barb is approximately between 0.55mm and the about 0.65mm.
11. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein barb has the interval between about 1mm and the about 2mm.
12. according to the assembling pipe joint of claim 11, wherein the interval of barb is approximately between 1mm and the about 1.5mm.
13. according to the assembling pipe joint of claim 11, wherein the interval of barb is approximately between 1.2mm and the about 1.3mm.
14. according to the assembling pipe joint of above-mentioned arbitrary claim, further comprise and the retaining ring of this connector engages, this crimp sleeve remained on this joint with constraint ground.
15. according to the assembling pipe joint of claim 14, wherein retaining ring comprises major diameter part and small diameter portion, defines betwixt and is basically perpendicular to the annular flange flange that described axis extends.
16. according to the assembling pipe joint of claim 15, the external diameter of wherein said small diameter portion is a bit larger tham the internal diameter of described crimp sleeve, joins to slidably on the described small diameter portion so that crimp sleeve is next to the shin, and remains there by frictional force.
17. according to the assembling pipe joint of claim 15 or 16, the internal diameter of wherein said retaining ring preferably is slightly smaller than the external diameter of described sleeve pipe, joins to slidably on the described sleeve pipe so that described retaining ring is next to the shin, and remains there by frictional force.
18. according to assembling pipe joint arbitrary in the claim 14 to 17, an end of wherein said crimp sleeve can engage described annular flange flange, to limit the working position of described crimp sleeve.
19. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein crimp sleeve comprises at least one hole, so that the visual indication of the jointing state of described pipeline and described sleeve pipe is provided.
20. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein pipeline is a gas tube, and described fluid-tight seal is the gas tight seal.
21. according to the assembling pipe joint of above-mentioned arbitrary claim, wherein pipeline is made by the composite of metal and plastics.
22. according to the assembling pipe joint of claim 21, wherein pipeline comprises PE-Xc internal layer, aluminium matter mesosphere and PE-HD skin.
23., wherein be provided with bridging agent between internal layer and the mesosphere and between skin and mesosphere according to the assembling pipe joint of claim 22.
24. according to the assembling pipe joint of above-mentioned arbitrary claim, its middle joint is made of metal.
25. according to the assembling pipe joint of claim 24, its middle joint is made by brass.
26. one kind is connected to method on the pipe joint to pipeline, described method comprises step:
The pipe joint that has along the sleeve pipe of vertical axis extension is provided, and a plurality of circular grooves extend around described sleeve pipe and are spaced apart along described axis, define barb between the described groove;
Pipeline is set on the described sleeve pipe; And
The crimp sleeve of being made by ductile material around described pipe pressuring connection is directly to produce fluid-tight seal roughly between described pipeline and described sleeve pipe.
27. according to the method for claim 26, wherein crimp sleeve is made of metal.
28. according to the method for claim 27, wherein crimp sleeve is to be become by the copper of annealing.
29. according to the method for claim 28, wherein crimp sleeve is to be made by the aluminium of annealing.
30., comprise that another forms groove so that the step of barb to be provided according to method arbitrary in the claim 26 to 29, on direction, to measure perpendicular to described axis, the height of barb is that about 0.3mm adds the described cover external diameter of pipe between about 1% and about 1.5%.
31. according to method arbitrary in the claim 26 to 29, comprise that another forms groove so that the step of barb to be provided, measure on the direction perpendicular to described axis, the height of barb is that about 0.3mm adds the described cover external diameter of pipe between about 1.2% and about 1.3%.
32., comprise that another forms groove so that the step of barb to be provided according to method arbitrary in the claim 26 to 29, on direction, to measure perpendicular to described axis, the height of barb is that about 0.3mm adds about 1.28% described cover external diameter of pipe.
33. according to method arbitrary in the claim 26 to 32, wherein for external diameter at about 12mm be approximately sleeve pipe between the 20mm, form groove to provide height at approximately 0.4mm and the approximately barb between the 0.5mm.
34. according to the method for claim 33, wherein be approximately the sleeve pipe of 26mm, form groove to provide height at approximately 0.55mm and the approximately barb between the 0.65mm for external diameter.
35., further comprise forming groove to provide at interval at approximately 1mm and the approximately step of the barb between the 2mm according to method arbitrary in the claim 26 to 34.
36., wherein form groove so that the barb between the extremely about 1.5mm of about 1mm at interval to be provided according to the method for claim 35.
37. according to the method for claim 35, wherein barb is at interval approximately between 1.2mm and the about 1.3mm.
38., further comprise providing engaging to retrain the step that ground remains to crimp sleeve this joint with this joint according to method arbitrary in the claim 26 to 37.
39. according to the method for claim 38, wherein retaining ring is provided with than major diameter part and smaller diameter portion, defines therebetween and is basically perpendicular to the annular flange flange that described axis extends.
40. according to the method for claim 39, the external diameter of wherein said small diameter portion is a bit larger tham the internal diameter of described crimp sleeve, so that crimp sleeve joins on the described small diameter portion snugly and slidably, and remains there by frictional force.
41. according to the method for claim 39 or 40, the internal diameter of wherein said retaining ring is slightly smaller than the external diameter of described sleeve pipe, so that described retaining ring joins on the described sleeve pipe snugly and slidably, and remains there by frictional force.
42., further comprise the step that the end that makes described crimp sleeve engages with described annular flange flange, to limit the working position of described crimp sleeve according to method arbitrary in the claim 38 to 41.
43. according to method arbitrary in the claim 26 to 42, further be included as the step that crimp sleeve is provided with at least one hole, with the visual indication that provides described pipeline and described sleeve pipe to engage.
44. according to method arbitrary in the claim 26 to 43, wherein pipeline is a gas tube, and described fluid-tight seal is the gas tight seal.
45., further comprise the step of making pipeline by the composite of metal and plastics according to method arbitrary in the claim 26 to 44.
46. according to the method for claim 45, wherein the skin by internal layer, aluminium matter mesosphere and the PE-HD of PE-Xc forms pipeline.
47., be included between internal layer and the mesosphere and the additional step that bridging agent is provided between skin and mesosphere according to the method for claim 45.
48., further comprise the step that forms this joint by metal according to method arbitrary in the claim 26 to 47.
49. according to the method for claim 48, wherein this joint is made by brass.
50., further comprise the step that forms this joint by plastic materials according to method arbitrary in the claim 26 to 47.
51. one kind with above with reference to the basic corresponding assembling pipe joint of the description of accompanying drawing.
52. one kind is connected to method on the pipe joint to pipeline, described method corresponds essentially to the description above with reference to accompanying drawing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2006235947 | 2006-11-10 | ||
| AU2006235947A AU2006235947A1 (en) | 2006-11-10 | 2006-11-10 | Pipe connecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101178139A true CN101178139A (en) | 2008-05-14 |
Family
ID=39367484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101727521A Pending CN101178139A (en) | 2006-11-10 | 2006-12-30 | Pipe connecting system |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101178139A (en) |
| AU (1) | AU2006235947A1 (en) |
| NZ (1) | NZ551459A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747858A (en) * | 2012-07-17 | 2012-10-24 | 迁安市科技发展促进中心 | Novel straight joint inside anti-seep stovepipe |
| CN104455881A (en) * | 2014-11-11 | 2015-03-25 | 贵州黔南科技塑业有限公司 | Plastic clamped aluminum-plastic pipe connector |
| CN105173584A (en) * | 2015-10-03 | 2015-12-23 | 任金瑞 | Seamless joint of watermelon field transportation track |
| CN106870840A (en) * | 2017-04-17 | 2017-06-20 | 天津中瑞邦络克管道联接技术有限公司 | A kind of mechanical splice |
| CN109764036A (en) * | 2019-03-21 | 2019-05-17 | 风范绿色建筑（常熟）有限公司 | A kind of square tube waterproof quick access device |
-
2006
- 2006-11-10 AU AU2006235947A patent/AU2006235947A1/en not_active Abandoned
- 2006-11-22 NZ NZ55145906A patent/NZ551459A/en not_active IP Right Cessation
- 2006-12-30 CN CNA2006101727521A patent/CN101178139A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747858A (en) * | 2012-07-17 | 2012-10-24 | 迁安市科技发展促进中心 | Novel straight joint inside anti-seep stovepipe |
| CN104455881A (en) * | 2014-11-11 | 2015-03-25 | 贵州黔南科技塑业有限公司 | Plastic clamped aluminum-plastic pipe connector |
| CN105173584A (en) * | 2015-10-03 | 2015-12-23 | 任金瑞 | Seamless joint of watermelon field transportation track |
| CN106870840A (en) * | 2017-04-17 | 2017-06-20 | 天津中瑞邦络克管道联接技术有限公司 | A kind of mechanical splice |
| CN109764036A (en) * | 2019-03-21 | 2019-05-17 | 风范绿色建筑（常熟）有限公司 | A kind of square tube waterproof quick access device |
Also Published As
| Publication number | Publication date |
|---|---|
| NZ551459A (en) | 2008-04-30 |
| AU2006235947A1 (en) | 2008-05-29 |
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