CN110925503A - Stainless steel corrugated flexible connector for copper pipe joint - Google Patents
Stainless steel corrugated flexible connector for copper pipe joint Download PDFInfo
- Publication number
- CN110925503A CN110925503A CN201911225225.6A CN201911225225A CN110925503A CN 110925503 A CN110925503 A CN 110925503A CN 201911225225 A CN201911225225 A CN 201911225225A CN 110925503 A CN110925503 A CN 110925503A
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- China
- Prior art keywords
- stainless steel
- copper
- pipe
- bellows
- net cover
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- 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
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Classifications
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- 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
- F16L13/007—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints specially adapted for joining pipes of dissimilar materials
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- 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
- F16L13/02—Welded joints
- F16L13/0218—Welded joints having an inner or outer ring
- F16L13/0236—Welded joints having an inner or outer ring having an outer ring
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- 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
- F16L33/26—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses specially adapted for hoses of metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention belongs to the technical field of copper pipe joint connecting pieces, and particularly relates to a stainless steel corrugated soft connecting piece for a copper pipe joint, which comprises a corrugated pipe and a net cover sleeved outside the corrugated pipe, wherein stainless steel reinforcing rings are fixed on the outer surfaces of two ends of the corrugated pipe and the net cover through argon arc welding, the two ends of the corrugated pipe and the net cover are respectively provided with a stainless steel pipe cover, the joints of the stainless steel pipe cover, the stainless steel reinforcing rings, the corrugated pipe and the net cover are respectively provided with a first welding ring through argon arc welding, and the interior of the stainless steel pipe cover is sleeved with a copper pipe joint; bellows and net cover both ends are passed through stainless steel pipe casing welded copper union, and the bellows and net cover and outside copper union of being convenient for have reduced the soft of steel material and have connect the degree of difficulty with the siphunculus welded, have ensured the mechanical properties when the siphunculus is connected through the soft of steel material, have reduced the cost of flexible coupling simultaneously, and the seam crossing of bellows, net cover and stainless steel pipe casing is provided with first welding ring through argon arc welding simultaneously.
Description
Technical Field
The invention belongs to the technical field of copper pipe joint connecting pieces, and particularly relates to a stainless steel corrugated soft connecting piece for a copper pipe joint.
Background
At present, in a high-standard air conditioning system, pipe joints are all required to be made of copper, most of necessary damping flexible connecting pieces are made of stainless steel, if all flexible connections are made of copper, the manufacturing cost is very high, and certain mechanical properties of the flexible connections cannot be met, if the flexible connections and the copper are combined, the welding of a steel pipe and a stainless steel corrugated pipe becomes a big problem in the industry.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a stainless steel corrugated flexible connector for a copper pipe joint, which has the characteristics that the copper pipe joint and a stainless steel pipe sleeve are welded firstly through copper brazing, the difficulty is lower, the reliability is greatly improved, and meanwhile, a flexible member has excellent tightness and pressure-bearing capacity.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a copper pipe joint stainless steel ripple soft connector, includes the bellows and cup joints the net cover at the bellows outside, the surface at bellows and net cover both ends is welded through the argon arc and is fixed with the stainless steel and strengthens the ring, the both ends of bellows and net cover all are provided with the stainless steel pipe cover, the seam crossing of stainless steel pipe cover, stainless steel strengthening ring, bellows and net cover is provided with first welding ring through argon arc welding, the copper pipe joint has been cup jointed to the inside of stainless steel pipe cover, just the junction of copper pipe joint and stainless steel pipe cover is provided with second welding ring through copper brazing.
As the preferable technical scheme of the stainless steel corrugated flexible connector for the copper pipe joint, the stainless steel pipe sleeve and the stainless steel reinforcing ring are all in a circular tubular structure.
As the preferable technical scheme of the stainless steel corrugated flexible connector for the copper pipe joint, the stainless steel pipe sleeve, the stainless steel reinforcing ring, the corrugated pipe and the net sleeve are made of the same material.
As the preferable technical scheme of the stainless steel corrugated flexible connecting piece for the copper pipe joint, the section of the corrugated pipe is of a wavy structure.
As the preferable technical scheme of the stainless steel corrugated flexible connector for the copper pipe joint, the net cover is formed by weaving metal wires.
As the preferable technical scheme of the stainless steel corrugated flexible connector for the copper pipe joint, the first welding ring and the second welding ring are both of circular ring structures.
Compared with the prior art, the invention has the beneficial effects that: bellows and net cover both ends are passed through stainless steel pipe sleeve welded copper union, be convenient for bellows and net cover and outside copper union, the soft piece and the siphunculus welded degree of difficulty of connecing of having reduced steel material, the mechanical properties when the siphunculus is connected has been ensured to the soft piece that connects through steel material, the cost of flexible coupling has been reduced simultaneously, the bellows simultaneously, the seam crossing of net cover and stainless steel pipe sleeve is provided with first welding ring through argon arc welding, and the stainless steel strengthening ring strengthens the seam, the intensity of steel soft union piece structure has been increased.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure of the pipe joint, the stainless steel pipe sleeve, the stainless steel reinforcing ring, the corrugated pipe and the net sleeve in the invention;
in the figure: 1. a copper pipe joint; 2. stainless steel pipe sleeves; 3. a stainless steel reinforcing ring; 4. a bellows; 5. a net cover; 6. a first weld ring; 7. a second weld ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a copper pipe joint stainless steel ripple soft connector, including bellows 4 and cup joint at bellows 4 outside net cover 5, the surface at bellows 4 and net cover 5 both ends is fixed with stainless steel stiffening ring 3 through argon arc welding, the both ends of bellows 4 and net cover 5 all are provided with stainless steel pipe cover 2, stainless steel stiffening ring 3, the seam crossing of bellows 4 and net cover 5 is provided with first welding ring 6 through argon arc welding, copper pipe joint 1 has been cup jointed to stainless steel pipe cover 2's inside, and copper pipe joint 1 and stainless steel pipe cover 2's junction is provided with second welding ring 7 through copper brazing.
In this embodiment, bellows 4 and 5 both ends of net cover pass through stainless steel pipe box 2 welded copper pipe joint 1, be convenient for bellows 4 and net cover 5 and outside copper union, the soft connector and the siphunculus welded degree of difficulty of steel material have been reduced, mechanical properties when the siphunculus is connected has been ensured to the soft connector through steel material, the cost of flexible coupling has been reduced simultaneously, simultaneously bellows 4, the seam crossing of net cover 5 and stainless steel pipe box 2 is provided with first welding ring 6 through argon arc welding, and 3 butt joints of stainless steel strengthening ring are strengthened, the intensity of steel soft connector structure has been increased.
Specifically, the copper pipe joint 1, the stainless steel pipe sleeve 2 and the stainless steel reinforcing ring 3 are all of circular tubular structures.
In this embodiment, the flexible connector is connected to an external pipeline through the copper pipe joint 1, the stainless steel pipe sleeve 2 and the stainless steel reinforcing ring 3 which are all in a circular tubular structure.
Specifically, the stainless steel pipe sleeve 2, the stainless steel reinforcing ring 3, the corrugated pipe 4 and the net sleeve 5 are made of the same material.
In this embodiment, the stainless steel pipe sleeve 2, the stainless steel reinforcing ring 3, the corrugated pipe 4 and the net cover 5 are made of SUS304, and the SUS304 is a common stainless steel material and has a density of 7.93g/cm3The steel is also called 18/8 stainless steel in the industry, resists high temperature of 800 ℃, has the characteristics of good processing performance and high toughness, and is widely used in the industry, the furniture decoration industry and the food medical industry.
Specifically, the corrugated tube 4 has a wavy cross section.
In this embodiment, the corrugated pipe 4 with a wavy section is formed by a straight metal pipe in a die by hydraulic pressure, and the overall flexible connection has a large displacement compensation amount by utilizing the flexible compression characteristic of the corrugated pipe.
Specifically, the net cover 5 is formed by weaving metal wires.
In this embodiment, the mesh cover 5 formed by weaving metal wires is used, the mesh cover 5 is formed by alternately weaving the metal wires by a weaving machine to form a dense mesh shape, has high ductility and strength, does not obstruct the forms of internal bending compression and the like, and can reinforce and limit the relaxation of the corrugated pipe 4 by the structural strength, so that the corrugated pipe 4 can obtain better pressure resistance, and meanwhile, the service life of the corrugated pipe 4 can be prolonged by preventing the friction, corrosion and the like of the external environment.
Specifically, the first solder ring 6 and the second solder ring 7 are both circular ring structures.
In this embodiment, the first weld ring 6 and the second weld ring 7 are both circular ring structures, so that the strength of the soft component structure is increased.
The working principle and the using process of the invention are as follows: during production, intercepting bellows 4 and the net cover 5 of same length, and cup joint the net cover 5 in the outside of bellows 4, stainless steel stiffening ring 3 cup joints the both ends at net cover 5 simultaneously, the tip of stainless steel pipe box 2 passes through argon arc welding with bellows 4 and net cover 5 in proper order and fixes, it is fixed with net cover 5 to weld stainless steel stiffening ring 3 through argon arc, net cover 5 is located the first welding ring 6 outside that net cover 5 and stainless steel pipe box 2 welded joint produced simultaneously, insert the tip of stainless steel pipe box 2 to copper pipe joint 1, copper pipe joint 1 is fixed with stainless steel pipe box 2 through copper brazing simultaneously, copper pipe joint 1 and the outside copper pipe welded fastening at bellows 4 both ends during the use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a copper union coupling stainless steel ripple soft connector, includes bellows (4) and cup joints at outside netting (5) of bellows (4), its characterized in that: the outer surface at bellows (4) and net cover (5) both ends is welded through the argon arc and is fixed with stainless steel strengthening ring (3), the both ends of bellows (4) and net cover (5) all are provided with stainless steel pipe sleeve (2), the seam crossing of stainless steel pipe sleeve (2), stainless steel strengthening ring (3), bellows (4) and net cover (5) is provided with first welding ring (6) through the argon arc welding, copper union joint (1) has been cup jointed to the inside of stainless steel pipe sleeve (2), just the junction of copper union joint (1) and stainless steel pipe sleeve (2) is provided with second welding ring (7) through copper brazing.
2. A copper pipe joint stainless steel corrugated soft connector as claimed in claim 1, wherein: the copper pipe joint (1), the stainless steel pipe sleeve (2) and the stainless steel reinforcing ring (3) are all in a circular tubular structure.
3. A copper pipe joint stainless steel corrugated soft connector as claimed in claim 1, wherein: the stainless steel pipe sleeve (2), the stainless steel reinforcing ring (3), the corrugated pipe (4) and the net sleeve (5) are made of the same material.
4. A copper pipe joint stainless steel corrugated soft connector as claimed in claim 1, wherein: the section of the corrugated pipe (4) is of a wavy structure.
5. A copper pipe joint stainless steel corrugated soft connector as claimed in claim 1, wherein: the net sleeve (5) is formed by weaving metal wires.
6. A copper pipe joint stainless steel corrugated soft connector as claimed in claim 1, wherein: the first welding ring (6) and the second welding ring (7) are both in a circular ring structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225225.6A CN110925503A (en) | 2019-12-03 | 2019-12-03 | Stainless steel corrugated flexible connector for copper pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225225.6A CN110925503A (en) | 2019-12-03 | 2019-12-03 | Stainless steel corrugated flexible connector for copper pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110925503A true CN110925503A (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911225225.6A Pending CN110925503A (en) | 2019-12-03 | 2019-12-03 | Stainless steel corrugated flexible connector for copper pipe joint |
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| Country | Link |
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| CN (1) | CN110925503A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941754A (en) * | 2022-06-27 | 2022-08-26 | 金鲁鼎焊接(山东)有限公司 | Corrugated metal hose and manufacturing method thereof |
-
2019
- 2019-12-03 CN CN201911225225.6A patent/CN110925503A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941754A (en) * | 2022-06-27 | 2022-08-26 | 金鲁鼎焊接(山东)有限公司 | Corrugated metal hose and manufacturing method thereof |
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