CN1920364A - Thin wall stainless steel pipe glue injection type seamless socket connection method - Google Patents
Thin wall stainless steel pipe glue injection type seamless socket connection method Download PDFInfo
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- CN1920364A CN1920364A CN 200610151906 CN200610151906A CN1920364A CN 1920364 A CN1920364 A CN 1920364A CN 200610151906 CN200610151906 CN 200610151906 CN 200610151906 A CN200610151906 A CN 200610151906A CN 1920364 A CN1920364 A CN 1920364A
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Abstract
The invention relates to a pouring seamless insert method of thin-wall stainless steel tube, wherein it comprises: mounting trapezium sealing ring (2) at the inner end of insert open of tubular element (1); mounting O-shaped anti-overflow ring (5) with cut at the outer end of insert open; sets pouring hole (3) at the insert hole; the tube (6) via the anti-overflow ring (5) is inserted into the sealing ring (2); pouring adhesive (4) from the pouring hole (3); when the adhesive flows outside the cut of anti-overflow ring (5), stopping pouring. The invention can avoid corrosion caused by the seam between the tube and tube end, and save material.
Description
(1) technical field:
The present invention relates to a kind of thin wall stainless steel pipe glue injection type seamless socket connection method, be applicable to the thin-walled stainless steel tube of carrying various fluids.
(2) background technique:
In application number 2006100775053 patent applications, the injection rubber type thin wall stainless steel pipeline seal adhesive connecting method has been proposed.Its pipe fitting is made up of pipe fitting and seal ring.The joint socket of pipe fitting is cylindrical, conjointly is provided with an annular groove in this joint socket the inner, and O-ring seals is housed in the groove.On joint socket, be provided with a hemispherical hollow projection, on this hemispherical hollow projection, have a hole for injecting glue.Pipe inserts in the joint socket of pipe fitting, and tube end passes seal ring.Inject adhesive by the hole for injecting glue on the joint socket then, thereby form the bonded structure of cylndrical surface socket.
This technology subject matter point is, after pipe end passes O-ring seals, pass between the pipe end of seal ring and pipe fitting and have the slit, like this for thin-wall stainless steel pipe and the most frequently used OCr18Ni9 stainless steel material of pipe fitting, be easy to generate most crevice corrosion herein, thereby influence the working life of thin-walled stainless steel tube.
For this reason, be to have proposed a kind of seamless socket and spigot joint method for thin-wall stainless steel pipes in 200610101292.3 patent applications at application number.He is the rectangular cross section sealing circle that seal ring is changed into axial length by original O shape circle.Pipe is in the seal ring pipe end after inserting, and injects adhesive by hole for injecting glue then.Thereby seal up slit between pipe end and pipe fitting with rubber seal, realize that the seamless socket of pipeline connects.
But also there is a problem on the mounting process in this technology.After pipe inserts in the seal ring by the pipe fitting joint socket, when injecting adhesive,, then have a large amount of adhesive and overflow outside the joint socket if make adhesive fill with whole bonding plane on the joint socket by hole for injecting glue, cause very big waste.
(3) summary of the invention:
The objective of the invention is to provide a kind of new thin wall stainless steel pipe glue injection type seamless socket connection method, to solve the problem on the existing mounting process in the above-mentioned patent application, make adhesive can fill with whole bonding plane on the joint socket, adhesive can not overflowed in a large number.
The object of the present invention is achieved like this: being provided with endoporus in the annular groove of pipe fitting joint socket the inner is conical trapezoid cross section seal ring.In the annular groove of joint socket outer end, be provided with O shape overflow-proof ring.The joint socket that links to each other with the inner annular groove of described joint socket is provided with a hollow bumps, and has a hole for injecting glue on this projection.Have a breach on the described O shape overflow-proof ring, this indentation, there is becoming with hole for injecting glue on the position on opposite radially.Pipe passes overflow-proof ring by the pipe fitting joint socket and inserts seal ring, and the end that makes pipe is in seal ring.Inject adhesive by hole for injecting glue then, when adhesive is flowed out by the indentation, there of overflow-proof ring, stop injecting glue.
Find that in the test of injection rubber type thin wall stainless steel pipeline seal adhesive connecting method during injecting glue, on the whole bonding plane of joint socket, the place that glue flows at last always is in and becomes the radially place, joint socket outer end on opposite with hole for injecting glue.For this reason, in the present invention owing to adopt the O shape overflow-proof ring that is provided with breach at place, joint socket outer end, and the indentation, there of this overflow-proof ring is becoming with hole for injecting glue on the position on opposite radially.During injecting glue, overflow-proof ring has stopped that glue is overflowed by the place outside the breach, but when glue is overflowed by indentation, there, shows that whole bonding plane all fills with adhesive, stops injecting glue this moment.Thereby the waste that prevents to overflow in a large number when adhesive is full of and cause.
(4) description of drawings:
Fig. 1 installs preceding pipeline junction sectional arrangement drawing for the present invention.
Fig. 2 is the pipeline junction sectional arrangement drawing of the present invention after installing.
Among the figure: 1, pipe fitting 2, seal ring 3, hole for injecting glue 4, adhesive 5, overflow-proof ring 6, pipe
(5) embodiment:
Pipe fitting (1) employing and pipe (6) are made by swelling pressure shaping and argon arc welding process combined with the material stainless steel.The axial length of seal ring (2) is 6~10mm, and the difference of the big end diameter of its tapered bore is 2 times of pipe wall thickness, adopts the ethylene propylene diene rubber manufacturing.The breach of overflow-proof ring (5) is that 0.5~1.5mm is wide, adopts the ethylene propylene diene rubber manufacturing.Adhesive (4) adopts the two component glue of esters of acrylic acid, adopts two-component adhesive injecting glue device (number of patent application 200620129211.6) to be injected by hole for injecting glue (3).
Claims (1)
- A kind of thin wall stainless steel pipe glue injection type seamless socket connection method, it is characterized in that: being provided with endoporus in the annular groove of pipe fitting (1) joint socket the inner is conical trapezoid cross section seal ring (2), in the annular groove of joint socket outer end, be provided with O shape overflow-proof ring (5), the joint socket that links to each other with the inner annular groove of described joint socket is provided with a hollow bumps, and has a hole for injecting glue (3) on this projection; Have a breach on the described O shape overflow-proof ring (5), this indentation, there is becoming with hole for injecting glue (3) on the position on opposite radially; Pipe (6) passes overflow-proof ring (5) by pipe fitting (1) joint socket and inserts seal ring (2), and the end that makes pipe (6) is in seal ring (2), inject adhesive (4) by hole for injecting glue (3) then, when adhesive (4) is flowed out by the indentation, there of overflow-proof ring (5), stop injecting glue.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200610151906 CN1920364A (en) | 2006-08-28 | 2006-08-28 | Thin wall stainless steel pipe glue injection type seamless socket connection method |
Applications Claiming Priority (1)
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CN 200610151906 CN1920364A (en) | 2006-08-28 | 2006-08-28 | Thin wall stainless steel pipe glue injection type seamless socket connection method |
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CN1920364A true CN1920364A (en) | 2007-02-28 |
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CN 200610151906 Pending CN1920364A (en) | 2006-08-28 | 2006-08-28 | Thin wall stainless steel pipe glue injection type seamless socket connection method |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102011901A (en) * | 2010-11-15 | 2011-04-13 | 汪仕斌 | Method for connecting socket and spigot ring pressure type single-ring metal pipe fitting |
CN108131494A (en) * | 2017-12-22 | 2018-06-08 | 云南建投第五建设有限公司 | The construction method that a kind of steel pipe is connect with concrete prefabricated pipe |
CN109099235A (en) * | 2017-06-21 | 2018-12-28 | 辽宁美托科技股份有限公司 | Compound seal flared fitting and encapsulating method |
CN109914569A (en) * | 2019-03-27 | 2019-06-21 | 宣城市政建设集团有限公司 | A kind of cement water-supply-pipe |
CN110056722A (en) * | 2019-04-26 | 2019-07-26 | 四川航天建筑工程有限公司 | A kind of drainage pipeline and its construction method |
CN110420807A (en) * | 2019-08-06 | 2019-11-08 | 深圳市中孚能电气设备有限公司 | A kind of equipment and glue-pouring device |
WO2020199729A1 (en) * | 2019-03-29 | 2020-10-08 | 青岛海尔电冰箱有限公司 | Seal method for pipeline of refrigeration system |
CN111987648A (en) * | 2020-08-20 | 2020-11-24 | 六安科亚信息科技有限公司 | Construction process for cable pipeline in electrical engineering |
CN114434460A (en) * | 2022-02-16 | 2022-05-06 | 佛山华胜伟业精密模具有限公司 | Flexible finger structure and manufacturing method thereof |
-
2006
- 2006-08-28 CN CN 200610151906 patent/CN1920364A/en active Pending
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102011901B (en) * | 2010-11-15 | 2013-06-05 | 汪仕斌 | Method for connecting socket and spigot ring pressure type single-ring metal pipe fitting |
CN102011901A (en) * | 2010-11-15 | 2011-04-13 | 汪仕斌 | Method for connecting socket and spigot ring pressure type single-ring metal pipe fitting |
CN109099235A (en) * | 2017-06-21 | 2018-12-28 | 辽宁美托科技股份有限公司 | Compound seal flared fitting and encapsulating method |
CN108131494B (en) * | 2017-12-22 | 2019-08-13 | 云南建投第五建设有限公司 | A kind of construction method that steel pipe is connect with concrete prefabricated pipe |
CN108131494A (en) * | 2017-12-22 | 2018-06-08 | 云南建投第五建设有限公司 | The construction method that a kind of steel pipe is connect with concrete prefabricated pipe |
CN109914569A (en) * | 2019-03-27 | 2019-06-21 | 宣城市政建设集团有限公司 | A kind of cement water-supply-pipe |
CN109914569B (en) * | 2019-03-27 | 2024-01-30 | 宣城市政建设集团有限公司 | Cement water delivery pipe |
WO2020199729A1 (en) * | 2019-03-29 | 2020-10-08 | 青岛海尔电冰箱有限公司 | Seal method for pipeline of refrigeration system |
CN110056722A (en) * | 2019-04-26 | 2019-07-26 | 四川航天建筑工程有限公司 | A kind of drainage pipeline and its construction method |
CN110420807A (en) * | 2019-08-06 | 2019-11-08 | 深圳市中孚能电气设备有限公司 | A kind of equipment and glue-pouring device |
CN111987648A (en) * | 2020-08-20 | 2020-11-24 | 六安科亚信息科技有限公司 | Construction process for cable pipeline in electrical engineering |
CN111987648B (en) * | 2020-08-20 | 2021-08-24 | 六安科亚信息科技有限公司 | Construction process for cable pipeline in electrical engineering |
CN114434460A (en) * | 2022-02-16 | 2022-05-06 | 佛山华胜伟业精密模具有限公司 | Flexible finger structure and manufacturing method thereof |
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Open date: 20070228 |