CN106439283A - Connecting pipe system - Google Patents
Connecting pipe system Download PDFInfo
- Publication number
- CN106439283A CN106439283A CN201610906166.9A CN201610906166A CN106439283A CN 106439283 A CN106439283 A CN 106439283A CN 201610906166 A CN201610906166 A CN 201610906166A CN 106439283 A CN106439283 A CN 106439283A
- Authority
- CN
- China
- Prior art keywords
- pipe
- male
- female
- large aperture
- connecting tube
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 230000007704 transition Effects 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000004566 building material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention proposes a connecting pipe system. The connecting pipe system comprises a male head pipe and a female head pipe; a step hole is formed in the female head pipe for dividing the female head pipe into a large-aperture part and a small-aperture part; the end part of the male head pipe is inserted in the large-aperture part of the female head pipe; and the male head pipe and the female head pipe are sealed through a thread connecting and sealing structure. Through the structures of a thread and a sealing ring, the pipe sealing effect is better; and after the female head pipe is expanded, through matching of internal and external threads and reinforcement of the sealing ring, a connecting part reaches a dual sealing effect, other redundant processes are not needed, the operation flow is reduced, and the equipment quality and the production efficiency are improved.
Description
Technical field
The present invention relates to five metals building materials field, particularly relates to a kind of connecting tube system.
Background technology
The connecting tube of general five metals building materials field is all that the form for being coordinated by socket or screw thread is connected, but building materials
The tubing in field is used as water pipe, can pass through liquid semi liquid state material inside which.Pipe fitting of the prior art easy because
The problems such as causing tap water excessive for the gap of screw thread.When pipeline needs to take up bulky grain or corrosive liquids, liquid warp
Cross corrosion or the rustization that can cause at screw thread at screw thread.
Content of the invention
The present invention proposes a kind of connecting tube system, solves and easily receives at the easy leakage of connecting tube in prior art or screw thread
The problem of infringement.
The technical scheme is that and be achieved in that：
Connecting tube system, including male pipe and female pipe, is provided with stepped hole inside the female pipe, and stepped hole is by female pipe
It is divided into large aperture portion and small-bore portion, the male tube end is plugged in inside the large aperture portion of the female pipe, the male
It is threaded connection between pipe and the female pipe and sealing structure is sealed, the sealing structure is with the helicitic texture most
Closely A, wherein A ＞ 0.
Used as the preferred version of the present invention, the male pipe outer wall is provided with external screw thread, also sets in the male pipe outer wall
There is N number of mounting groove for being surrounded on male tube section, the mounting groove is ring seal structure and is located at the externally threaded top
Or/and bottom, the female pipe relevant position is provided with the female thread for matching with external screw thread, wherein N >=1.
As the preferred version of the present invention, on the mounting groove, sealing ring is cased with, the sealing ring cross-section is circle, its section
Face diameter D1, the mounting groove depth H 1, wherein D1 ＞ H1, sealing ring forms interference fit system with large aperture portion.
As the preferred version of the present invention, the large aperture portion by the end in small-bore portion is obtained through reaming, institute
It is a transition bench to state between large aperture portion and small-bore portion, and the transition bench is domatic for annular, and the transition bench and large aperture are horizontal
Section forms angle [alpha], 90 ° of wherein 0 °≤α ＜.
Used as the preferred version of the present invention, the male pipe is pvc pipe or the one kind in metal tube with female pipe.
As the preferred version of the present invention, the male bore D2, the small-bore portion internal diameter D3, wherein D2 >=D3.
As the preferred version of the present invention, the closing bulge loop for matching with sealing ring, institute inside the large aperture portion, is provided with
Bulge loop internal diameter is stated more than the major diameter of external thread, when male pipe screws complete with female pipe, the bulge loop and the sealing ring
Recline to increase sealing intensity.
Truncated cone sealing member is provided with transition bench, and when male pipe is tightened with female pipe, sealing member blocks male pipe port
Sealed.
Beneficial effects of the present invention：The present invention proposes a kind of connecting tube system, including male pipe and female pipe, the mother
Stepped hole is provided with inside head tube, female pipe is divided into large aperture portion and small-bore portion by stepped hole, the male tube end is plugged in
Inside the large aperture portion of the female pipe, be threaded connection between the male pipe and the female pipe and sealing structure in addition
Sealing.By screw thread and the structure of sealing ring, make pipe fitting sealing effectiveness more preferable, female pipe is carried out, after reaming, passing through by the present invention
Internal and external threads coordinate, and the reinforcing plus sealing ring, make connecting portion reach the effect of dual-seal, it is not necessary to other unnecessary works
Skill, is reducing making link, while improve production efficiency, does not reduce the quality of workpiece, makes pipe fitting quality on the contrary
Greatly enhance.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is 1 fit structure schematic diagram of the embodiment of the present invention；
Fig. 2 is 1 male tubular construction schematic diagram of embodiment；
Fig. 3 is 1 female tubular construction schematic diagram of embodiment；
Fig. 4 is 2 seal configuration schematic diagram of embodiment；
Fig. 5 is that 2 seal configuration of embodiment improves figure.
In figure, male pipe 1, mounting groove 11, external screw thread 12, female pipe 2, large aperture portion 21, female thread 22, transition bench 23,
Small-bore portion 24, sealing ring 3.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
Connecting tube system as shown in Figure 1, with male pipe 1 and female pipe 2, is provided with stepped hole, step inside female pipe 2
Female pipe is divided into large aperture portion 21 and small-bore portion 24 by hole, and 1 end of male pipe is plugged in the large aperture portion 21 of female pipe 2
Portion.
1 outer wall of male pipe is provided with external screw thread 12 as described in Figure 2, and external screw thread 12 is located at male pipe top, 1 outer wall of male pipe
On be additionally provided with 2 mounting grooves 11 for being surrounded on 1 section of male pipe, wherein mounting groove rectangular cross-section, mounting groove 11 is annular envelope
Structure and the bottom located at external screw thread 12 is closed, as shown in figure 3, in 2 relevant position of female pipe is provided with external screw thread 12 and matches
Screw thread 22.
Sealing ring 3 is cased with mounting groove 11, and 3 section of sealing ring is circle, its diameter of section D1,11 depth H 1 of mounting groove,
Wherein D1 ＞ H1, sealing ring 3 forms interference fit system with large aperture portion 21.
Large aperture portion 21 by the end in small-bore portion 24 is obtained through reaming, large aperture portion 21 and small-bore portion 24 it
Between be a transition bench 23, transition bench is domatic for annular, and transition bench and 24 cross section of large aperture form angle [alpha], wherein α=45 °.
Male pipe 1 is pvc pipe with female pipe 2.
Male bore D2, small-bore portion internal diameter D3, wherein D2 >=D3.
The closing bulge loop for matching with sealing ring 3 is provided with inside large aperture portion 21, and bulge loop internal diameter is more than major diameter of external thread, when
When male pipe 1 screws complete with female pipe 2, bulge loop is reclined with the sealing ring 3 to increase sealing intensity.
Embodiment 2
Connecting tube system as shown in Figure 1, with male pipe 1 and female pipe 2, is provided with stepped hole, step inside female pipe 2
Female pipe is divided into large aperture portion 21 and small-bore portion 24 by hole, and 1 end of male pipe is plugged in the large aperture portion 21 of female pipe 2
Portion.
1 outer wall of male pipe is provided with external screw thread 12, and external screw thread 12 is located at male pipe top, is additionally provided with 4 on 1 outer wall of male pipe
The individual mounting groove 11 for being surrounded on 1 section of male pipe, wherein mounting groove rectangular cross-section, mounting groove 11 is ring seal structure, two
Two upper and lowers for being respectively arranged on external screw thread 12,2 relevant position of female pipe is provided with the female thread 22 for matching with external screw thread 12.
Sealing ring 3 is cased with mounting groove 11, and 3 section of sealing ring is triangle, its depth of section D1,11 depth of mounting groove
H1, wherein D1 ＞ H1, sealing ring 3 forms interference fit system with large aperture portion 21.Outside the sealing ring of socket number is circular diametrically
Less than main pipe large aperture portion outer diameter.
Large aperture portion 21 by the end in small-bore portion 24 is obtained through reaming, large aperture portion 21 and small-bore portion 24 it
Between be a transition bench 23, transition bench is domatic for annular, and transition bench and 24 cross section of large aperture form angle [alpha], wherein α=30 °.
Male pipe 1 is stainless steel tube and other metal tubes with female pipe 2.
Male bore D2, small-bore portion internal diameter D3, wherein D2 >=D3.
The closing bulge loop for matching with sealing ring 3 is provided with inside large aperture portion 21, and bulge loop internal diameter is more than major diameter of external thread, when
When male pipe 1 screws complete with female pipe 2, bulge loop is reclined with the sealing ring 3 to increase sealing intensity.Its water pipe size meets
National standard.
Embodiment 2
As the connecting tube system in embodiment 1, as shown in Figure 4,5, truncated cone sealing member, male pipe in transition bench, is provided with
(1), when tightening with female pipe (2), sealing member blocks male pipe (1) port and is sealed.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement that is made etc., should be included within the scope of the present invention.
Claims (8)
1. connecting tube system, including male pipe (1) and female pipe (2), it is characterised in that is provided with platform inside described female pipe (2)
Rank hole, female pipe is divided into large aperture portion (21) and small-bore portion (24) by stepped hole, and male pipe (1) end is plugged in described
The large aperture portion (21) of female pipe (2) is internal, is threaded connection and close between male pipe (1) and female pipe (2)
Seal structure is sealed, the sealing structure and the helicitic texture minimum distance A, wherein A ＞ 0.
2. connecting tube system according to claim 1, it is characterised in that male pipe (1) outer wall is provided with external screw thread
(12), N number of mounting groove (11) for being surrounded on male pipe (1) section, the mounting groove are additionally provided with described male pipe (1) outer wall
(11) it is ring seal structure and the top located at external screw thread (12) or/and bottom, female pipe (2) corresponding positions are installed
There are the female thread (22) for matching with external screw thread (12), wherein N >=1.
3. connecting tube system according to claim 2, it is characterised in that be cased with sealing ring (3) on mounting groove (11),
Sealing ring (3) section is circular or triangle, its diameter of section D1, mounting groove (11) depth H 1, wherein D1 ＞ H1,
Sealing ring (3) forms interference fit system with large aperture portion (21).
4. connecting tube system according to claim 1, it is characterised in that described large aperture portion (21) pass through small-bore portion
(24) end is obtained through reaming, is a transition bench (23) between large aperture portion (21) and small-bore portion (24), described
Transition bench is domatic for annular, and the transition bench forms angle [alpha], 90 ° of wherein 0 °≤α ＜ with large aperture (24) cross section.
5. connecting tube system according to claim 1, it is characterised in that male pipe (1) and female pipe (2) be
One kind in pipe or metal tube.
6. connecting tube system according to claim 1, it is characterised in that the male bore D2, the small-bore portion
Internal diameter D3, wherein D2 >=D3.
7. connecting tube system according to claim 3, it is characterised in that is provided with and sealing inside described large aperture portion (21)
The closing bulge loop that circle (3) matches, the bulge loop internal diameter is more than the major diameter of external thread, when male pipe (1) is revolved with female pipe (2)
When closing complete, the bulge loop is reclined to increase sealing intensity with the sealing ring (3).
8. connecting tube system according to claim 4, it is characterised in that be provided with truncated cone sealing in the transition bench
Part, when male pipe (1) is tightened with female pipe (2), sealing member blocks male pipe (1) port and is sealed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610906166.9A CN106439283A (en) | 2016-10-18 | 2016-10-18 | Connecting pipe system |
| PCT/CN2017/100247 WO2018072564A1 (en) | 2016-10-18 | 2017-09-01 | Pipe connection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610906166.9A CN106439283A (en) | 2016-10-18 | 2016-10-18 | Connecting pipe system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106439283A true CN106439283A (en) | 2017-02-22 |
Family
ID=58175311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610906166.9A Pending CN106439283A (en) | 2016-10-18 | 2016-10-18 | Connecting pipe system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106439283A (en) |
| WO (1) | WO2018072564A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061908A (en) * | 2017-06-01 | 2017-08-18 | 曾广新 | External circular type attachment structure and pipe-line system |
| CN107448229A (en) * | 2017-09-27 | 2017-12-08 | 山东金诚联创管业股份有限公司 | Two way seal bell and spigot steel pipe for drawing-off gas |
| WO2018072564A1 (en) * | 2016-10-18 | 2018-04-26 | 曾广新 | Pipe connection system |
| CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
| CN112125256A (en) * | 2020-10-28 | 2020-12-25 | 佛山雅邦生物技术开发有限公司 | Preparation method of compound essential oil |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081066B (en) * | 2019-05-30 | 2024-02-06 | 浙江洪扬汽车零部件有限公司 | Double-sealing type rivet nut |
| CN111022801B (en) * | 2019-12-03 | 2024-08-27 | 滕州市欧亚机械有限公司 | Water pipe quick connector of water feeder of passenger car |
| CN114166396B (en) * | 2022-02-14 | 2022-05-20 | 龙口市动力油管有限公司 | Area is from pretightning force detection device of pretension formula isolation bushing pipe |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02271191A (en) * | 1989-03-08 | 1990-11-06 | Baroid Technol Inc | Screw joint for pipe having improved seal ring device |
| DE4239092A1 (en) * | 1992-11-20 | 1994-05-26 | Preussag Anlagenbau | Electrically testable plastic pipe jointing for underground water - is sealed at two sepd. points by compression of elastic rings into grooves when bevelled ends of pipe encounter collar of sleeve |
| US5716078A (en) * | 1996-08-07 | 1998-02-10 | Powers; Ronald L. | Thermoplastic pipe joint |
| JPH10153281A (en) * | 1996-11-20 | 1998-06-09 | C I Kasei Co Ltd | Joint structure of vinyl chloride resin propulsion pipe |
| WO1998057087A1 (en) * | 1997-06-11 | 1998-12-17 | Matrix Service, Inc. | Pipe threaded joint assembly |
| JP2001056076A (en) * | 1999-06-08 | 2001-02-27 | Torii Kasei Kk | Connection structure for corrugate pipe and corrugate pipe |
| CN1572339A (en) * | 2003-06-05 | 2005-02-02 | 艾卫士自动撒水株式会社 | Mounting device of shower nozzle |
| CN2806935Y (en) * | 2005-06-27 | 2006-08-16 | 陈建强 | Thin-walled stainless steel pipe joint |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH531675A (en) * | 1971-06-10 | 1972-12-15 | Dunkel Sen Ernst | Connection piece for establishing a connection between two pipes of a gas or liquid line |
| US4643467A (en) * | 1982-07-23 | 1987-02-17 | Wood Kenneth M | Threaded tubing seals |
| CN200965113Y (en) * | 2006-10-18 | 2007-10-24 | 陈建强 | Thin wall rustless steel pipe rotary-inserting type adaptor |
| CN202660136U (en) * | 2012-04-24 | 2013-01-09 | 浙江新世管道股份有限公司 | Glass steel pipeline thread sealing structure |
| CN203202456U (en) * | 2013-04-25 | 2013-09-18 | 湖北新华塑料有限公司 | PVC spiral sealing and fast connecting pipe |
| CN106439283A (en) * | 2016-10-18 | 2017-02-22 | 曾广新 | Connecting pipe system |
-
2016
- 2016-10-18 CN CN201610906166.9A patent/CN106439283A/en active Pending
-
2017
- 2017-09-01 WO PCT/CN2017/100247 patent/WO2018072564A1/en not_active Ceased
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02271191A (en) * | 1989-03-08 | 1990-11-06 | Baroid Technol Inc | Screw joint for pipe having improved seal ring device |
| DE4239092A1 (en) * | 1992-11-20 | 1994-05-26 | Preussag Anlagenbau | Electrically testable plastic pipe jointing for underground water - is sealed at two sepd. points by compression of elastic rings into grooves when bevelled ends of pipe encounter collar of sleeve |
| US5716078A (en) * | 1996-08-07 | 1998-02-10 | Powers; Ronald L. | Thermoplastic pipe joint |
| JPH10153281A (en) * | 1996-11-20 | 1998-06-09 | C I Kasei Co Ltd | Joint structure of vinyl chloride resin propulsion pipe |
| WO1998057087A1 (en) * | 1997-06-11 | 1998-12-17 | Matrix Service, Inc. | Pipe threaded joint assembly |
| JP2001056076A (en) * | 1999-06-08 | 2001-02-27 | Torii Kasei Kk | Connection structure for corrugate pipe and corrugate pipe |
| CN1572339A (en) * | 2003-06-05 | 2005-02-02 | 艾卫士自动撒水株式会社 | Mounting device of shower nozzle |
| CN2806935Y (en) * | 2005-06-27 | 2006-08-16 | 陈建强 | Thin-walled stainless steel pipe joint |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072564A1 (en) * | 2016-10-18 | 2018-04-26 | 曾广新 | Pipe connection system |
| CN107061908A (en) * | 2017-06-01 | 2017-08-18 | 曾广新 | External circular type attachment structure and pipe-line system |
| CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
| CN107448229A (en) * | 2017-09-27 | 2017-12-08 | 山东金诚联创管业股份有限公司 | Two way seal bell and spigot steel pipe for drawing-off gas |
| CN112125256A (en) * | 2020-10-28 | 2020-12-25 | 佛山雅邦生物技术开发有限公司 | Preparation method of compound essential oil |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018072564A1 (en) | 2018-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
|
| RJ01 | Rejection of invention patent application after publication |