WO2013063715A1 - Heat-shrinkable metal pipeline connecting apparatus - Google Patents
Heat-shrinkable metal pipeline connecting apparatus Download PDFInfo
- Publication number
- WO2013063715A1 WO2013063715A1 PCT/CN2011/001821 CN2011001821W WO2013063715A1 WO 2013063715 A1 WO2013063715 A1 WO 2013063715A1 CN 2011001821 W CN2011001821 W CN 2011001821W WO 2013063715 A1 WO2013063715 A1 WO 2013063715A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wall
- intermediate layer
- metal material
- cylindrical housing
- metal
- Prior art date
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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
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/004—Shrunk pipe-joints
Definitions
- the present invention relates to a pipe joining technique and apparatus, and more particularly to a heat shrinkable metal pipe connecting device made of a memory material in a specific environment and temperature.
- the current metal pipe material connection technology and equipment mainly use the splicing and threaded connection methods as the main connection technology, but the leakage and installation and maintenance problems caused by this cause more and more accidents, although the book
- the present invention provides a metal memory material connection device. It can solve the problems of the old metal pipe connection method, the old maintenance difficulty and the unavoidable accident caused by the leakage, and contribute to the safety production reduction and avoiding the casualties caused by the accident and improving the work efficiency.
- the utility model is a cylindrical outer casing made of a metal memory material.
- the cylindrical outer casing has a hollow inner wall made of ordinary metal, and the intermediate layer between the cylindrical outer casing and the hollow inner wall has a certain thickness, and is characterized by a cylindrical outer casing and a hollow inner wall.
- the outer diameter of the metal memory material is expanded to the size of the package to be connected, and the metal memory material connecting device is heated to tighten the pipeline for connection purposes.
- the invention has the following advantages: (1) simple manufacture and convenient production; (2) high work efficiency and fast installation speed; (3) recyclable, good environmental protection effect; (4) wide application range, applicable to various Metal Description
- connection of the pipeline should be used; (5) easy to use and maintain, (6) pressure sealability is safe and reliable.
- the drawing is a schematic view of the structure of the invention.
- a heat shrinkable metal pipe connecting device is a cylindrical outer casing 1 made of a metal memory material.
- the cylindrical outer casing 1 has a hollow inner wall 2 made of ordinary metal, and the intermediate layer 3 having a certain thickness between the cylindrical outer casing 1 and the hollow inner wall 2 is characterized by a cylinder.
- the connecting portion 5 at a lower temperature, expands the outer diameter of the cylindrical outer casing 1 made of a metal memory material to the size of the pipe to be connected, and the cylindrical outer casing 1 made of the metal memory material after heating is received. The tight pipe is connected.
- the inner wall and surface of both ends of the pipeline to be connected should be smoothed, and then the outer diameter of the cylindrical casing 1 made of metal memory material at the lower temperature is expanded.
- the size of the pipe to be connected to the package is required.
- the two ends of the pipe to be connected are sleeved together. After heating, the cylindrical casing 1 made of metal memory material will tighten the pipe to achieve the connection purpose. After the pressure test is passed, the pipe is put into operation. use.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Abstract
A heat-shrinkable metal pipeline connecting apparatus. Same is a cylindrical housing made of a memory metal material. The cylindrical housing is provided therein with a hollow inner wall made of a common metal; the cylindrical housing and the hollow inner wall are provided therebetween with an intermediate layer having a certain thickness. The apparatus is characterized in that a U-shaped slot is provided between the intermediate layer having a certain thickness between the cylindrical housing and the hollow inner wall, thus a housing U-shaped intermediate layer made from the inner wall common metal material and from the cylindrical housing memory metal material is provided with an approximately 10mm connection part, thus allowing at the exterior thereof an aperture made of the memory metal material to expand at a low temperature to the size required for wrapping a pipeline to-be-connected, while a memory metal material connecting apparatus tightens the pipeline when heated to achieve the goal of connecting. The advantages of the present invention are: easiness to manufacture, facilitated production; high operational efficiency, quick installation; recyclability, great environmental protection effects; a wide range of applications, applicability in connection applications of various metal pipelines; easiness to use and to maintain; great pressure resistance and tightness, safeness and reliability.
Description
一种热收縮金属管路连接装置 Heat shrinkable metal pipe connecting device
一. 技术领域 本发明涉及一种管路连接技术和装置， 特别是涉及一种特定环境和温度下 用记忆材料制作的热收縮金属管路连接装置。 二. 技术背景 TECHNICAL FIELD The present invention relates to a pipe joining technique and apparatus, and more particularly to a heat shrinkable metal pipe connecting device made of a memory material in a specific environment and temperature. Technical background
说 Say
现在的金属管路材料连接技术和装置主要是用悍接和丝扣式连接方法为主 要连接技术， 但由此而引发的泄露和安装及维修等问题引事故越来越多， 虽然 书 The current metal pipe material connection technology and equipment mainly use the splicing and threaded connection methods as the main connection technology, but the leakage and installation and maintenance problems caused by this cause more and more accidents, although the book
发生事故后人们在努力的进行改善， 但是没有从材料本身结构和特性上加以技 术改造和科学的利用， 目前市场上还没有一种热收縮金属管路连接装置。 三， 发明内容 本发明的内容是提供金属记忆材料连接装置。 它能解决现有的金属管路连 接方法陈旧维修困难和因为泄露而引发无法避免的事故的难题， 为安全生产减 少和避免因事故造成的人员伤亡， 提高工作效率做出贡献。 一种热收縮金属管路连接装置。 它是由金属记忆材料制成的圆柱型外壳， 圆柱型外壳内部有普通金属制作的中空内壁， 圆柱型外壳与中空内壁之间有一 定厚度的中间层， 其特征是圆柱型外壳与中空内壁之间有一定厚度的中间层之 间有 U型插槽， 使得内壁普通金属材料与圆柱型外壳金属记忆材料制成后的外 壳 U型中间层有大约 10匪的连接部分， 在较低的温度下使其外部用金属记忆 材料制成的孔径扩张达到包裹要连接管路的尺寸要求， 加热后金属记忆材料 连接装置将收紧管路达到连接目的。 本发明的优点是： （1 ) 制造简单， 便于生产； （2 ) 工作效率高， 安装速 度快； （3) 可循环利用， 环保效果好； （4) 用应范围广， 可适用于各种金属
说 明 书 After the accident, people are working hard to improve, but they have not been technically modified and scientifically utilized from the structure and characteristics of the material itself. Currently, there is no heat-shrinkable metal pipe connection device on the market. SUMMARY OF THE INVENTION The present invention provides a metal memory material connection device. It can solve the problems of the old metal pipe connection method, the old maintenance difficulty and the unavoidable accident caused by the leakage, and contribute to the safety production reduction and avoiding the casualties caused by the accident and improving the work efficiency. A heat shrinkable metal pipe connecting device. The utility model is a cylindrical outer casing made of a metal memory material. The cylindrical outer casing has a hollow inner wall made of ordinary metal, and the intermediate layer between the cylindrical outer casing and the hollow inner wall has a certain thickness, and is characterized by a cylindrical outer casing and a hollow inner wall. There is a U-shaped slot between the intermediate layers having a certain thickness, so that the common metal material of the inner wall and the U-shaped intermediate layer of the outer casing of the cylindrical outer casing metal memory material have a connection portion of about 10 , at a lower temperature. The outer diameter of the metal memory material is expanded to the size of the package to be connected, and the metal memory material connecting device is heated to tighten the pipeline for connection purposes. The invention has the following advantages: (1) simple manufacture and convenient production; (2) high work efficiency and fast installation speed; (3) recyclable, good environmental protection effect; (4) wide application range, applicable to various Metal Description
管路的连接用应； （5 ) 易于使用和维护， （6 ) 耐压密封性好安全可靠。 The connection of the pipeline should be used; (5) easy to use and maintain, (6) pressure sealability is safe and reliable.
四、 附图说明 Fourth, the description of the drawings
附图为本发明的结构示意图 The drawing is a schematic view of the structure of the invention
五、 具体实施方式 V. Specific implementation methods
一种热收縮金属管路连接装置。 它是由金属记忆材料制成的圆柱型外壳 1， 圆柱型外壳 1内部有普通金属制作的中空内壁 2，圆柱型外壳 1与中空内壁 2之 间有一定厚度的中间层 3，其特征是圆柱型外壳与中空内壁之间有一定厚度的中 间层之间有 U型插槽 4，使得内壁 2普通金属材料与圆柱型外壳 1金属记忆材料 制成后的外壳 U型中间层 3有大约 10mm的连接部分 5，在较低的温度下使其外 部用金属记忆材料制成的圆柱型外壳 1孔径扩张达到包裹要连接管路的尺寸 要求， 加热后金属记忆材料制成的圆柱型外壳 1将收紧管路达到连接目的。 A heat shrinkable metal pipe connecting device. The utility model is a cylindrical outer casing 1 made of a metal memory material. The cylindrical outer casing 1 has a hollow inner wall 2 made of ordinary metal, and the intermediate layer 3 having a certain thickness between the cylindrical outer casing 1 and the hollow inner wall 2 is characterized by a cylinder. There is a U-shaped slot 4 between the intermediate layer having a certain thickness between the outer casing and the hollow inner wall, so that the common metal material of the inner wall 2 and the U-shaped intermediate layer 3 of the outer casing 3 made of the metal memory material of the cylindrical outer casing 1 are about 10 mm. The connecting portion 5, at a lower temperature, expands the outer diameter of the cylindrical outer casing 1 made of a metal memory material to the size of the pipe to be connected, and the cylindrical outer casing 1 made of the metal memory material after heating is received. The tight pipe is connected.
使用热收缩金属管路连接装置时， 先将需要连接的管线两端内壁和表面 应当打磨光滑，再将在较低的温度下使其外部用金属记忆材料制成的圆柱型 外壳 1孔径扩张达到包裹要连接管路的尺寸要求，装配时将需要连接的管路 两端套接一起， 加热后金属记忆材料制成的圆柱型外壳 1 将收紧管路达到连 接目的， 经过压力测试合格后投入使用。
When using a heat-shrinkable metal pipe connection device, the inner wall and surface of both ends of the pipeline to be connected should be smoothed, and then the outer diameter of the cylindrical casing 1 made of metal memory material at the lower temperature is expanded. The size of the pipe to be connected to the package is required. When assembling, the two ends of the pipe to be connected are sleeved together. After heating, the cylindrical casing 1 made of metal memory material will tighten the pipe to achieve the connection purpose. After the pressure test is passed, the pipe is put into operation. use.
Claims
1.一种热收缩金属管路连接装置。它是由金属记忆材料制成的圆柱型外壳（1)， 圆柱型外壳 （1) 内部有普通金属制作的中空内壁 （2) ， 圆柱型外壳 （1) 与中 空内壁 （2) 之间有一定厚度的中间层 （3) ， 其特征是圆柱型外壳与中空内壁 之间有一定厚度的中间层之间有 U 型插槽 （4) ， 使得内壁 （2) 普通金属材料 与圆柱型外壳 （1) 金属记忆材料制成后的外壳 U型中间层 （3) 有大约 10mm的 连接部分（5) ， 在较低的温度下使其外部用金属记忆材料制成的圆柱型外壳 (1)孔径扩张达到 ¾裹要连接管路的尺寸要求， 加热后金属记忆材料制成的 圆柱型外壳 （1) 将收紧管路达到连接目的。 1. A heat shrinkable metal pipe connection device. It is a cylindrical casing (1) made of a metal memory material. The cylindrical casing (1) has a hollow inner wall (2) made of ordinary metal, and a cylindrical casing (1) and a hollow inner wall (2) are fixed. The intermediate layer (3) of thickness is characterized in that a U-shaped slot (4) is provided between the intermediate layer having a certain thickness between the cylindrical outer casing and the hollow inner wall, so that the inner wall (2) is of a common metal material and a cylindrical outer casing (1) The U-shaped intermediate layer (3) of the outer casing made of metal memory material has a connecting portion (5) of about 10 mm, and the cylindrical outer casing (1) made of metal memory material is expanded at a lower temperature. To achieve the size requirements of the 3⁄4 wrapped pipe, the cylindrical casing (1) made of heated metal memory material will tighten the pipe for connection purposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/001821 WO2013063715A1 (en) | 2011-10-31 | 2011-10-31 | Heat-shrinkable metal pipeline connecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/001821 WO2013063715A1 (en) | 2011-10-31 | 2011-10-31 | Heat-shrinkable metal pipeline connecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2013063715A1 true WO2013063715A1 (en) | 2013-05-10 |
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ID=48191156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2011/001821 WO2013063715A1 (en) | 2011-10-31 | 2011-10-31 | Heat-shrinkable metal pipeline connecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2013063715A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11788655B2 (en) | 2021-07-20 | 2023-10-17 | General Electric Company | Tube coupling |
| US11802640B2 (en) | 2021-07-20 | 2023-10-31 | General Electric Company | Tube coupling |
| US12129945B2 (en) | 2021-07-20 | 2024-10-29 | General Electric Company | Tube assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4400019A (en) * | 1981-04-22 | 1983-08-23 | Unisert Systems, Inc. | Multilayer pipe joint |
| JPH0348091A (en) * | 1989-07-15 | 1991-03-01 | Shimizu Seisakusho:Kk | Pipe coupling |
| JPH03163291A (en) * | 1989-11-20 | 1991-07-15 | Furukawa Electric Co Ltd:The | Shape memory alloy joint structure |
| US5174616A (en) * | 1989-07-14 | 1992-12-29 | Nkk Corporation | Pipe coupling using shape memory alloy |
| CN102392920A (en) * | 2011-10-21 | 2012-03-28 | 李素明 | Thermally shrinking connection device of metal pipeline |
-
2011
- 2011-10-31 WO PCT/CN2011/001821 patent/WO2013063715A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4400019A (en) * | 1981-04-22 | 1983-08-23 | Unisert Systems, Inc. | Multilayer pipe joint |
| US5174616A (en) * | 1989-07-14 | 1992-12-29 | Nkk Corporation | Pipe coupling using shape memory alloy |
| JPH0348091A (en) * | 1989-07-15 | 1991-03-01 | Shimizu Seisakusho:Kk | Pipe coupling |
| JPH03163291A (en) * | 1989-11-20 | 1991-07-15 | Furukawa Electric Co Ltd:The | Shape memory alloy joint structure |
| CN102392920A (en) * | 2011-10-21 | 2012-03-28 | 李素明 | Thermally shrinking connection device of metal pipeline |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11788655B2 (en) | 2021-07-20 | 2023-10-17 | General Electric Company | Tube coupling |
| US11802640B2 (en) | 2021-07-20 | 2023-10-31 | General Electric Company | Tube coupling |
| US12129945B2 (en) | 2021-07-20 | 2024-10-29 | General Electric Company | Tube assembly |
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