CN205298889U - Insulating union - Google Patents
Insulating union Download PDFInfo
- Publication number
- CN205298889U CN205298889U CN201520983232.3U CN201520983232U CN205298889U CN 205298889 U CN205298889 U CN 205298889U CN 201520983232 U CN201520983232 U CN 201520983232U CN 205298889 U CN205298889 U CN 205298889U
- Authority
- CN
- China
- Prior art keywords
- union joint
- metal union
- metal
- metallic interconnect
- articulation
- 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.)
- Expired - Fee Related
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model relates to an insulating union, include: a metallic interconnect head, the overhead cover of a metallic interconnect is equipped with the insulating piece, with relative the 2nd metallic interconnect head that sets up of metallic interconnect head, the 2nd metallic interconnect head with it is equipped with the gasket to press from both sides between the metallic interconnect head, and connect metallic interconnect head with the coupling nut of the 2nd metallic interconnect head, coupling nut with the insulating film jacket fastening of metallic interconnect head is decided, coupling nut with the first detachably of the 2nd metallic interconnect connects. Insulating union connects xenogenesis metal pipeline, has kept apart two kinds of metal pipeline of copper and steel, and the difficult electrochemical reaction that produces has corrosion -resistant, as to be difficult for scale deposit advantage, and long service life has still reduced risk and the later maintenance cost that leaks simultaneously, has better economic benefits.
Description
Technical field
This utility model relates to the realm of building construction, refers in particular to a kind of insulation articulation.
Background technology
Air conditioning system coil pipe pipeline routine adopts carbon steel pipe to be directly connected to, and what these carbon steel pipe two ends connected is copper tube and steel conduit, it is easy to produce electrochemical corrosion so that the lifetime of pipeline, and there is the risk leaked.
Utility model content
The purpose of this utility model is in that to overcome the defect of prior art, it is provided that a kind of insulation articulation, solves conventionally employed carbon steel pipe connecting copper pipe road and steel conduit easily produces electrochemical corrosion so that the problem that pipeline life shortens and there is the risk leaked.
The technical scheme realizing above-mentioned purpose is:
The insulation articulation of this utility model one, including:
First metal union joint, described first metal union joint is arranged with insulating trip;
The second metal union joint with described first metal union joint is oppositely arranged, is folded with pad between described second metal union joint and described first metal union joint; And
The insulating trip connecting described first metal union joint and the attaching nut of described second metal union joint, described attaching nut and described first metal union joint is fixedly clamped, and described attaching nut is detachably connected with described second metal union joint.
Insulation articulation connects dissimilar metal pipeline, has isolated copper and two kinds of metallic conduits of steel, has been not likely to produce electrochemical reaction, there is corrosion-resistant, less scaling advantage, long service life, also reduces the risk and later maintenance cost leaked simultaneously, has good economic benefit.
This utility model insulation further improvement is that of articulation, one end that described attaching nut is connected with gained the second metal union joint is provided with female thread, described second metal union joint be provided externally with the external screw thread suitable with described female thread.
Further improvement is that of this utility model insulation articulation, the end of described insulating trip is provided with the fixing end of outward, in described attaching nut, corresponding described fixing end is provided with the draw-in groove of adaptation, described attaching nut and described second metal union joint screw togather in the process of fastening, and described draw-in groove and described pad are matched for clamping tightly the fixing end of described insulating trip and the end of described first metal union joint.
Further improvement is that of this utility model insulation articulation, described first metal union joint is inner hollow and the tubular structure being connected with described second metal union joint.
Further improvement is that of this utility model insulation articulation, the material of described first metal union joint is identical with the material of pipe fitting to be connected, and the material of described second metal union joint is identical with the material of pipe fitting to be connected.
Further improvement is that of this utility model insulation articulation, described pad is rubber sheet gasket.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model insulation articulation.
Fig. 2 is the sectional view of this utility model insulation articulation.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
This utility model provides a kind of insulation articulation, it is adaptable to air conditioning system coil pipe pipeline connects, and this insulation articulation is used for connecting dissimilar metal pipeline, isolation steel and two kinds of metallic conduits of copper, it is not likely to produce electrochemical reaction, there is corrosion-resistant, less scaling advantage, long service life. The two ends of this insulation articulation are provided with the first metal union joint and the second metal union joint, for connecting different metallic conduits, first metal union joint is provided with insulating trip, isolate metallic conduit two kinds different, avoid the generation of electrochemical reaction, decrease leak risk and later maintenance cost, there is good economic benefit. Below in conjunction with accompanying drawing, this utility model insulation articulation is illustrated.
Consult Fig. 1, it is shown that the structural representation of this utility model insulation articulation. Consult Fig. 2, it is shown that the sectional view of this utility model insulation articulation. Below in conjunction with Fig. 1 and Fig. 2, articulation that this utility model is insulated illustrates.
As depicted in figs. 1 and 2, this utility model insulation articulation includes the first metal union joint 11, second metal union joint 12, and attaching nut 13, first metal union joint 11 is arranged with insulating trip 14, second metal union joint 12 and the first metal union joint 11 are oppositely arranged, it is folded with pad 15 between second metal union joint and the first metal union joint 11, the first metal union joint 11 and the second metal union joint 12 is fixed in attaching nut 13 connection, insulating trip 14 sheathed on attaching nut 13 and the first metal union joint 11 is connected together, attaching nut 13 and the second metal union joint 12 are detachably connected. pad 15 is rubber sheet gasket.
The end of insulating trip 14 is provided with the fixing end 141 of outward, insulating trip 14 is tube-in-tube structure, be provided with the fixing end 141 of outward in the bottom of tube-in-tube structure, this tube-in-tube structure is set on the first metal union joint 11, and fixing end 141 is resisted against the end of the first metal union joint 11. In attaching nut 13, corresponding fixing end 141 is provided with the draw-in groove 131 of adaptation, the fixing end 141 of the cell wall of this draw-in groove 131 and insulating trip 14 is fitted, the other end of attaching nut 13 and the second metal union joint 12 connect in the process of fastening so that the cell wall of this draw-in groove 131 and the end of the first metal union joint 11 are matched for clamping tightly the fixing end 141 of insulating trip 14.
One end that attaching nut 13 is connected with the second metal union joint 12 is provided with female thread, second metal union joint 12 be provided externally with the external screw thread suitable with female thread, attaching nut 13 is anchored on the second metal union joint 12 by the female thread outside internal screw-thread screw and the second metal union joint 12, in the process screwing togather fastening, by the clamping of the end of the cell wall of the draw-in groove 131 in the attaching nut 13 fixing end 141 by insulating trip 14 and the first metal union joint 11, it is achieved that the first metal union joint 11 and the second metal union joint 12 are connected fixing by attaching nut 13.
First metal union joint 11 is inner hollow and the tubular structure being connected with the second metal union joint 12, first metal union joint 11 and the second metal union joint 12 are used for connecting dissimilar metal pipeline, the material of the first metal union joint 11 is identical with the material of pipe fitting to be connected, and the material of the second metal union joint 12 is identical with the material of pipe fitting to be connected. By pad 15, first metal union joint 11 and the second metal union joint 12 are separated, avoid the electrochemical reaction between the first metal union joint 11 and the second metal union joint 12, namely it is able to ensure that the rigidity of metal union joint, can guarantee that again the service life of metal union joint. The material of attaching nut 13 is identical with the material of the second metal union joint 12, between this attaching nut 13 and first metal union joint 11, pad is provided with insulating trip 14, completely cut off the contact between attaching nut 13 and the first metal union joint 11 by insulating trip 14, also avoid the electrochemical reaction between different metal.
With an instantiation, the use procedure of insulation articulation of the present utility model is illustrated below. in air conditioning system coil pipe pipeline connects, one end is copper pipe, the other end is steel pipe, if directly adopting carbon steel pipe directly by copper pipe and fastener for connection, easily produce electrochemical corrosion, thus affecting the service life of tubing, and insulation articulation of the present utility model can apply to the connection of copper pipe and steel pipe, pyrite is adopted to make the first metal union joint 11, by the first metal union joint 11 connecting copper pipe, zinc-plated forged steel is adopted to make the second metal union joint 12, by the second metal union joint 12 joint steel pipe, certainly it is not limited thereto, zinc-plated forged steel can also be adopted to make the first metal union joint 11, for joint steel pipe, the employing pyrite of the second metal union joint 12 is made, for connecting copper pipe. after insulate articulation connection steel pipe and copper pipe, due to the setting of pad 15 and insulating trip 14, isolate copper material and steel, be not likely to produce electrochemical reaction, there is the advantages such as corrosion-resistant, less scaling, long service life.
It is preferred that insulating trip 14 is nylon material, rubber sheet gasket adopts ethylene propylene diene rubber, and attaching nut 13 adopts zinc-plated forged steel.
Insulation articulation of the present utility model may be used for joint steel pipe and copper pipe, it is also possible to is used for connecting copper valve and steel pipe, all applicable for the connection between dissimilar metal, it is possible to be prevented effectively from the electrochemical reaction between dissimilar metal.
Having the beneficial effect that of this utility model insulation articulation
By using insulation articulation to connect dissimilar metal pipeline, isolate copper and two kinds of metallic conduits of steel, be not likely to produce electrochemical reaction, there is the advantages such as corrosion-resistant, less scaling, long service life.
Use insulation articulation connected mode to be prone to extension automatic control point position to install, and overhaul conveniently.
This utility model solves the electrochemical reaction produced when dissimilar metal pipeline connects. Decrease leak risk and later maintenance cost, create economic benefit to enterprise. Spread can be carried out, have bigger economic results in society.
Above in association with accompanying drawing embodiment, this utility model being described in detail, this utility model can be made many variations example by those skilled in the art according to the above description. Thus, some details in embodiment should not constitute restriction of the present utility model, this utility model by the scope that defines using appended claims as protection domain of the present utility model.
Claims (6)
1. an insulation articulation, it is characterised in that including:
First metal union joint, described first metal union joint is arranged with insulating trip;
The second metal union joint with described first metal union joint is oppositely arranged, is folded with pad between described second metal union joint and described first metal union joint; And
The insulating trip connecting described first metal union joint and the attaching nut of described second metal union joint, described attaching nut and described first metal union joint is fixedly clamped, and described attaching nut is detachably connected with described second metal union joint.
2. insulate as claimed in claim 1 articulation, it is characterised in that one end that described attaching nut is connected with described second metal union joint is provided with female thread, described second metal union joint be provided externally with the external screw thread suitable with described female thread.
3. insulate as claimed in claim 2 articulation, it is characterized in that, the end of described insulating trip is provided with the fixing end of outward, in described attaching nut, corresponding described fixing end is provided with the draw-in groove of adaptation, described attaching nut and described second metal union joint screw togather in the process of fastening, and described draw-in groove and described pad are matched for clamping tightly the fixing end of described insulating trip and the end of described first metal union joint.
4. insulate as claimed in claim 1 articulation, it is characterised in that described first metal union joint is inner hollow and the tubular structure being connected with described second metal union joint.
5. the insulation articulation as described in claim 1 or 4, it is characterised in that the material of described first metal union joint is identical with the material of pipe fitting to be connected, the material of described second metal union joint is identical with the material of pipe fitting to be connected.
6. insulate as claimed in claim 1 articulation, it is characterised in that described pad is rubber sheet gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520983232.3U CN205298889U (en) | 2015-12-01 | 2015-12-01 | Insulating union |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520983232.3U CN205298889U (en) | 2015-12-01 | 2015-12-01 | Insulating union |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205298889U true CN205298889U (en) | 2016-06-08 |
Family
ID=56435596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520983232.3U Expired - Fee Related CN205298889U (en) | 2015-12-01 | 2015-12-01 | Insulating union |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205298889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040705A1 (en) * | 2016-08-29 | 2018-03-08 | 赛洛克流体设备成都有限公司 | Detachable mechanically connected insulation joint with soft adhesive liner |
-
2015
- 2015-12-01 CN CN201520983232.3U patent/CN205298889U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040705A1 (en) * | 2016-08-29 | 2018-03-08 | 赛洛克流体设备成都有限公司 | Detachable mechanically connected insulation joint with soft adhesive liner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20201201 |