CN209340711U - A kind of steel modeling conversion - Google Patents
A kind of steel modeling conversion Download PDFInfo
- Publication number
- CN209340711U CN209340711U CN201821813457.4U CN201821813457U CN209340711U CN 209340711 U CN209340711 U CN 209340711U CN 201821813457 U CN201821813457 U CN 201821813457U CN 209340711 U CN209340711 U CN 209340711U
- Authority
- CN
- China
- Prior art keywords
- pipe
- steel
- metal hose
- assembly
- corrugated stainless
- 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.)
- Active
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a kind of modelings of steel to convert, and is related to natural gas transportation part field；Including PE pipe, the steel bushing being adapted to PE pipe and the steel pipe being adapted to PE pipe, the steel bushing is set in one end of PE pipe, one end that the PE pipe sleeve sets steel bushing is set in one end of steel pipe, the steel pipe other end is connected with metal hose sub-assembly, the metal hose sub-assembly includes corrugated stainless steel tubing, the corrugated stainless steel tubing lateral surface is arranged with the steel wire network pipe being adapted to corrugated stainless steel tubing, the corrugated stainless steel tubing both ends are equipped with a connector, and every one end of the steel wire network pipe and corrugated stainless steel tubing is affixed with the connector of corresponding end；The utility model resistance to settling can be good.
Description
Technical field
The utility model belongs to natural gas transportation part field, in particular to a kind of steel modeling conversion.
Background technique
Steel modeling conversion products are registered one's residence the transition accessory of steel pipe as connection garden buried polyethylene (PE) pipeline and building,
City natural gas pipeline transportation art is had been widely used for, is building block important in PE gas pipeline system, generally
It is divided to straight tube class and bend pipe class two kinds of basic models.
Chinese patent Authorization Notice No. CN202302525U authorizes publication date 20120704, discloses a kind of " novel poly- second
Alkene steel modeling conversion pipe fitting "；It further include wedge metal sleeve and O-ring seal, in gold including polyethylene plastic, metal body
Belong to and be provided with back-off structure on the outside of part main body one end, metal body has one end of back-off to be inserted into the one of polyethylene plastic
End, is socketed with wedge metal sleeve in the position periphery that metal body is connect with polyethylene plastic, in metal body and gathers
O-ring seal is installed, the corner of polyethylene steel-plastic conversion pipe fitting is provided with chamfering between the position of ethylene plastic connection；It is existing
There is technology using seamless steel pipe and PE plastic by mechanical connection, the large percentage that usual steel pipe accounts for, product overall stiffness is preferable,
Flexibility is very poor.China has a vast territory, and the geological state difference of various regions is huge, and building occurs sedimentation or by different degrees of
The probability of earthquake effect is larger, therefore the steel modeling conversion products of rigidity are possible to be settled by address during long-time service
Or the influence of earthquake, in addition temperature difference is huge throughout the year, generation is significantly expanded with heat and contract with cold, and bears huge extruding for a long time
Or tensile stress, when serious, it may cause pipeline break leakage, generate serious security risk.Further, since pipeline is being laid with
When, since construction precision grasp is bad, it may cause between the steel pipe of building aerial part and buried PE pipe and exist centainly
Angle and dimensional discrepancy, cause the steel of conventional rigid to mould conversion joint steel pipe and when PE pipe, it be good seamless right to cannot achieve
It connects, makes troubles for construction.The prior art has the shortcomings that resistance to settling can be poor.
Utility model content
The purpose of this utility model is to overcome the disadvantages that prior art resistance to settling can be poor, provide a kind of pressure-resistant performance
Good, deformability is strong, and securely and reliably, the steel that resistance to settling can be good moulds conversion.
To achieve the goals above, the utility model uses following technical scheme:
A kind of steel modeling conversion is arranged including PE pipe, the steel bushing being adapted to PE pipe and the steel pipe being adapted to PE pipe, the steel bushing
In one end of PE pipe, one end that the PE pipe sleeve sets steel bushing is set in one end of steel pipe, and the steel pipe other end is connected with metal
Rubber hose assembly, the metal hose sub-assembly includes corrugated stainless steel tubing, the corrugated stainless steel tubing lateral surface be arranged with
The steel wire network pipe of corrugated stainless steel tubing adaptation, the corrugated stainless steel tubing both ends are equipped with a connector, the steel wire network pipe
It is affixed with the connector of corresponding end with every one end of corrugated stainless steel tubing.
In the utility model, steel pipe is set on PE pipe, and steel bushing is set on PE pipe, and PE is managed with steel pipe affixed, steel pipe
It is connected with corrugated stainless steel tubing, corrugated stainless steel tubing is arranged with the steel wire network pipe being adapted to corrugated stainless steel tubing, stainless steel ripple
Pipe constitutes metal hose sub-assembly with steel wire network pipe, and special metal hose sub-assembly cover wire network management uses stainless steel steel wire
It is Wrapping formed, there is good axially and radially ductility, axially there is the tensile elongation not less than 30%, and have >=2d
Any direction free bend radius, effect mainly provide safeguard function to internal layer corrugated stainless steel tubing, prevent foreign object and outer
Power directly contacts the corrugated stainless steel tubing for leading to combustion gas, while providing humidification for corrugated stainless steel tubing, so that its pressure resistance pressure
Power improves 100% or more；The utility model has the characteristics that high pressure resistant；Its internal layer is corrugated stainless steel tubing, is equally had excellent
Axial extension, tensile elongation up to 80% or more, mainly use up to 1.5d, effect by minimum free bend radius
In fluids such as delivery of fuel gas, and bear its pressure.To sum up, the utility model have good pressure-resistant performance, the strong feature of deformability,
When settling, corrugated stainless steel tubing deforms with steel wire network pipe, and corrugated stainless steel tubing is good with steel wire network pipe ductility, will not
Rupture, natural gas will not leak, while protecting steel pipe to manage with PE and not rupturing.
Preferably, being equipped with epoxy resin layer on the outside of the steel pipe, a PE heat shrinking sleeve is arranged on PE pipe and steel pipe
Pipe, the PE thermal contraction casing tube inside are equipped with PE hot melt adhesive.
PE hot melt adhesive will be smeared on the inside of PE thermal contraction casing tube, then by PE heat shrinking sleeve pipe sleeve on PE pipe and steel pipe,
Pyrocondensation processing is carried out using special heat treatment process, the PE heat shrinking sleeve pipe diameter of heat shrinkable reduces, finally set tightly
On PE pipe and steel pipe, while the heated PE melt viscosity melted is attached on the outside of steel pipe and PE pipe, the heated PE hot melt adhesive melted
It being adhered on the inside of PE thermal contraction casing tube, the epoxy resin layer on the outside of PE hot melt adhesive and steel pipe is formed together reliable 3PE erosion resistant coating,
So that the utility model antiseptic property reaches the requirement using 50 years.
Preferably, being arranged with reinforcing ring on steel pipe, the reinforcing ring and steel pipe are affixed, and the reinforcing ring and steel bushing are solid
It connects.
Reinforcing ring is connected on steel pipe, reinforcing ring is affixed with steel bushing, prevents steel pipe from falling off.
Preferably, on the outside of connector or inside is equipped with screw thread.
In the utility model, metal hose sub-assembly can be connect by internal screw thread or external screw thread with steel pipe of registering one's residence.
Preferably, connector is equipped with groove far from one end of steel wire network pipe.
In the utility model, metal hose sub-assembly can also be connected by groove welding.
The beneficial effects of the utility model are: (1) the utility model have good pressure-resistant performance, the strong feature of deformability,
When settling, corrugated stainless steel tubing deforms with steel wire network pipe, and corrugated stainless steel tubing is good with steel wire network pipe ductility, will not
Rupture, natural gas will not leak, while protecting steel pipe to manage with PE and not rupturing；(2) the PE melt viscosity melted that is heated is attached to PE heat
On the inside of shrink sleeve, the epoxy resin layer on the outside of PE hot melt adhesive and steel pipe is formed together reliable 3PE erosion resistant coating, so that this
Utility model antiseptic property reaches the requirement using 50 years；(3) reinforcing ring is connected on steel pipe, reinforcing ring is affixed with steel bushing, prevents
Only steel pipe falls off.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the structural schematic diagram of steel bushing；
Fig. 4 is the partial enlarged view in Fig. 1 at B；
Fig. 5 is the partial enlarged view in Fig. 1 at C；
Fig. 6 is the structural schematic diagram of the utility model embodiment 2；
Fig. 7 is the structural schematic diagram of the utility model embodiment 3；
Fig. 8 is the structural schematic diagram of the utility model embodiment 4.
In figure: PE pipe 1, steel bushing 2, steel pipe 3, corrugated stainless steel tubing 4, steel wire network pipe 5, PE thermal contraction casing tube 8, PE hot melt adhesive
9, reinforcing ring 10, connector 11, groove 12, metal hose sub-assembly 13, coupling tube 14, curve transition pipe 15.
Specific embodiment
The utility model is further elaborated on reference to the accompanying drawings and detailed description:
Embodiment 1: Fig. 1 to Fig. 5 be a kind of steel modeling conversion, including PE pipe 1, the steel bushing being adapted to PE pipe 12 and with PE pipe 1
The steel pipe 3 of adaptation, the steel bushing 2 are set in one end of PE pipe 1, and one end that the PE pipe 1 is arranged steel bushing 2 is set in steel pipe 3
One end, 3 other end of steel pipe are connected with metal hose sub-assembly 13, and the metal hose sub-assembly 13 includes stainless steel ripple
Pipe 4,4 lateral surface of corrugated stainless steel tubing are arranged with the steel wire network pipe 5 being adapted to corrugated stainless steel tubing 4, the stainless steel wave
4 both ends of line pipe are equipped with a connector 11, every one end of the steel wire network pipe 5 and corrugated stainless steel tubing 4 with corresponding end
Connector 11 is affixed.
In the utility model, steel pipe is set on PE pipe, and steel bushing is set on PE pipe, and PE is managed with steel pipe affixed, steel pipe
It is connected with corrugated stainless steel tubing, corrugated stainless steel tubing is arranged with the steel wire network pipe being adapted to corrugated stainless steel tubing, stainless steel ripple
Pipe constitutes metal hose sub-assembly with steel wire network pipe, and special metal hose sub-assembly cover wire network management uses stainless steel steel wire
It is Wrapping formed, there is good axially and radially ductility, axially there is the tensile elongation not less than 30%, and have >=2d
Any direction free bend radius, effect mainly provide safeguard function to internal layer corrugated stainless steel tubing, prevent foreign object and outer
Power directly contacts the corrugated stainless steel tubing for leading to combustion gas, while providing humidification for corrugated stainless steel tubing, so that its pressure resistance pressure
Power improves 100% or more；The utility model has the characteristics that high pressure resistant；Its internal layer is corrugated stainless steel tubing, is equally had excellent
Axial extension, tensile elongation up to 80% or more, mainly use up to 1.5d, effect by minimum free bend radius
In fluids such as delivery of fuel gas, and bear its pressure.To sum up, the utility model have good pressure-resistant performance, the strong feature of deformability,
When settling, corrugated stainless steel tubing deforms with steel wire network pipe, and corrugated stainless steel tubing is good with steel wire network pipe ductility, will not
Rupture, natural gas will not leak, while protecting steel pipe to manage with PE and not rupturing.
Fig. 4 is shown, epoxy resin layer is equipped on the outside of steel pipe 3, a PE is arranged on the PE pipe 1 and steel pipe 3 and is heat-shrinked
Casing 8 is equipped with PE hot melt adhesive 9 on the inside of the PE thermal contraction casing tube 8.
PE hot melt adhesive will be smeared on the inside of PE thermal contraction casing tube, then by PE heat shrinking sleeve pipe sleeve on PE pipe and steel pipe,
Pyrocondensation processing is carried out using special heat treatment process, the PE heat shrinking sleeve pipe diameter of heat shrinkable reduces, finally set tightly
On PE pipe and steel pipe, while the heated PE melt viscosity melted is attached on the outside of steel pipe and PE pipe, the heated PE hot melt adhesive melted
It being adhered on the inside of PE thermal contraction casing tube, the epoxy resin layer on the outside of PE hot melt adhesive and steel pipe is formed together reliable 3PE erosion resistant coating,
So that the utility model antiseptic property reaches the requirement using 50 years.
Fig. 2 is shown, reinforcing ring 10 is arranged on steel pipe 3, and the reinforcing ring 10 and steel pipe 3 are affixed, the reinforcing ring 10 with
Steel bushing 2 is affixed.
Reinforcing ring is connected on steel pipe, reinforcing ring is affixed with steel bushing, prevents steel pipe from falling off.
Fig. 5 shows that connector 11 is equipped with groove 12 far from one end of steel wire network pipe 5.
In the utility model, metal hose sub-assembly can also be connected by groove welding.
Embodiment 2: the present embodiment improves on the basis of embodiment 1, the difference is that, Fig. 6 is shown, metal hose
Sub-assembly 13 is linear structure, and the metal hose sub-assembly 13, steel pipe 3 and PE pipe 1 are coaxial, the metal hose sub-assembly 13
The connector 11 and steel pipe 3 of one end are affixed, and the connector 11 of 13 other end of metal hose sub-assembly is connected with one and is used for
Connect the bend pipe for steel pipe of registering one's residence.
The present embodiment can be used for natural gas vertical transport.
Embodiment 3: the present embodiment improves on the basis of embodiment 1, the difference is that, Fig. 7 is shown, metal hose
13 both ends of sub-assembly are respectively connected with a coupling tube 14, and the metal hose sub-assembly 13 is warp architecture, the transition at both ends
Pipe 14 is mutually perpendicular to, and the connector 11 and coupling tube 14 on the metal hose sub-assembly 13 are affixed, wherein a coupling tube 14
It is connect with steel pipe 3.
Another kind scheme when the present embodiment is natural gas vertical transport.
Embodiment 4: the present embodiment improves on the basis of embodiment 1, the difference is that, Fig. 8 is shown, steel pipe 3 is remote
One end from PE pipe 1 is connected with a curve transition pipe 15, and described 15 one end of curve transition pipe is connect with steel pipe 3, the bending
15 other end of coupling tube is connect with metal hose sub-assembly 13, and the metal hose sub-assembly 13 is vertical with steel pipe 3.
Another kind scheme when the present embodiment is natural gas vertical transport.
Claims (8)
1. a kind of steel modeling conversion, including PE pipe (1), the steel bushing (2) being adapted to PE pipe (1) and the steel pipe being adapted to PE pipe (1)
(3), the steel bushing (2) is set in one end of PE pipe (1), and one end that the PE pipe (1) is arranged steel bushing (2) is set in steel pipe (3)
One end, which is characterized in that steel pipe (3) other end is connected with metal hose sub-assembly (13), metal hose combination
Part (13) includes corrugated stainless steel tubing (4), and corrugated stainless steel tubing (4) lateral surface is arranged with suitable with corrugated stainless steel tubing (4)
The steel wire network pipe (5) matched, corrugated stainless steel tubing (4) both ends are equipped with a connector (11), the steel wire network pipe (5) with
Every one end of corrugated stainless steel tubing (4) is affixed with the connector of corresponding end (11).
2. a kind of steel modeling conversion according to claim 1, which is characterized in that be equipped with epoxy resin on the outside of the steel pipe (3)
Layer, a PE thermal contraction casing tube (8) is arranged on the PE pipe (1), steel wire network pipe (5) and steel pipe (3), the PE is heat-shrinked
PE hot melt adhesive (9) are equipped on the inside of casing (8).
3. a kind of steel modeling conversion according to claim 1, which is characterized in that be arranged with reinforcing ring on the steel pipe (3)
(10), the reinforcing ring (10) and steel pipe (3) are affixed, and the reinforcing ring (10) and steel bushing (2) are affixed.
It is converted 4. being moulded according to claim 1 to a kind of steel described in 3 any one, which is characterized in that the connector (11) is outside
Side or inside are equipped with screw thread.
It is converted 5. being moulded according to claim 1 to a kind of steel described in 3 any one, which is characterized in that the connector (11) is remote
One end from steel wire network pipe (5) is equipped with groove (12).
It is converted 6. being moulded according to claim 1 to a kind of steel described in 3 any one, which is characterized in that the metal hose combination
Part (13) is linear structure, and coaxially, the metal hose combines for the metal hose sub-assembly (13), steel pipe (3) and PE pipe (1)
The connector (11) and steel pipe (3) of part (13) one end are affixed, the connector (11) of metal hose sub-assembly (13) other end
One is connected with for connecting the bend pipe for steel pipe of registering one's residence.
It is converted 7. being moulded according to claim 1 to a kind of steel described in 3 any one, which is characterized in that the metal hose combination
Part (13) both ends are respectively connected with a coupling tube (14), and the metal hose sub-assembly (13) is warp architecture, the mistake at both ends
It crosses pipe (14) to be mutually perpendicular to, the connector (11) and coupling tube (14) on the metal hose sub-assembly (13) are affixed, wherein one
Root coupling tube (14) is connect with steel pipe (3).
It is converted 8. being moulded according to claim 1 to a kind of steel described in 3 any one, which is characterized in that the steel pipe (3) is far from PE
One end of pipe (1) is connected with a curve transition pipe (15), and described curve transition pipe (15) one end is connect with steel pipe (3), described
Curve transition pipe (15) other end is connect with metal hose sub-assembly (13), the metal hose sub-assembly (13) and steel pipe (3)
Vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821813457.4U CN209340711U (en) | 2018-11-05 | 2018-11-05 | A kind of steel modeling conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821813457.4U CN209340711U (en) | 2018-11-05 | 2018-11-05 | A kind of steel modeling conversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340711U true CN209340711U (en) | 2019-09-03 |
Family
ID=67747212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821813457.4U Active CN209340711U (en) | 2018-11-05 | 2018-11-05 | A kind of steel modeling conversion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373088A (en) * | 2018-11-05 | 2019-02-22 | 浙江庆发管业科技有限公司 | A kind of flexibility anti-settling self-regulation steel modeling conversion |
-
2018
- 2018-11-05 CN CN201821813457.4U patent/CN209340711U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373088A (en) * | 2018-11-05 | 2019-02-22 | 浙江庆发管业科技有限公司 | A kind of flexibility anti-settling self-regulation steel modeling conversion |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101619779B (en) | Sealing device for buried pipe connected with protective well | |
| CN209340711U (en) | A kind of steel modeling conversion | |
| CN111396644A (en) | Continuous fiber prepreg tape enhanced homogenization high-pressure-resistant pipeline system and manufacturing method thereof | |
| CN108194743A (en) | M types electric heating melting enhances bellows | |
| CN108548018A (en) | Three step port high-pressure pipe member of continuous fiber reinforced thermoplastic concave | |
| CN110932203B (en) | Continuous fiber prepreg tape reinforced cable sheath pipe | |
| CN109373088A (en) | A kind of flexibility anti-settling self-regulation steel modeling conversion | |
| CN208855089U (en) | A kind of injection molding socket joint flexible connection steel-belt-pipe | |
| CN203273162U (en) | Steel net reinforced plastic pipe clamp | |
| CN201173362Y (en) | Electric melting jacket connection joint for repairing pipeline inner liner | |
| CN211315432U (en) | Pipeline connecting assembly | |
| CN219866698U (en) | HDPE steel wire skeleton composite pipe convenient to connect | |
| CN207112129U (en) | A kind of pipe structure and pipe-line system | |
| CN205640007U (en) | Stainless steel covers moulds reducing butt joint | |
| CN209819003U (en) | Pipeline and pipeline device | |
| CN209196308U (en) | A kind of throttling spigot-and-socket HDPE winding reinforcing pipe being exclusively used in sewage discharge | |
| CN109519636A (en) | Electric heating melting compound pipeline complex pipeline compensator | |
| CN206159715U (en) | Tube connecting piece | |
| CN211315467U (en) | Universal connection type glass fiber reinforced plastic pipeline | |
| CN211315413U (en) | Pipeline connecting structure | |
| CN212273296U (en) | Water pipe connecting structure | |
| CN209026337U (en) | A kind of compound pipeline complex pipeline with flange | |
| CN205173819U (en) | Stainless steel covers moulds internal thread elbow | |
| CN204692747U (en) | For pipeline longitudinal stress strain relief during horizontal directional drilling | |
| CN207514429U (en) | A kind of steel modeling conversion pipe fitting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |