CN106764188A - Flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method - Google Patents
Flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method Download PDFInfo
- Publication number
- CN106764188A CN106764188A CN201611226891.8A CN201611226891A CN106764188A CN 106764188 A CN106764188 A CN 106764188A CN 201611226891 A CN201611226891 A CN 201611226891A CN 106764188 A CN106764188 A CN 106764188A
- Authority
- CN
- China
- Prior art keywords
- flexible
- polyurethane
- heat
- pipe fitting
- pipe
- 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.)
- Pending
Links
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 49
- 239000004814 polyurethane Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 239000006260 foam Substances 0.000 claims abstract description 18
- 229920003023 plastic Polymers 0.000 claims abstract description 18
- 239000004033 plastic Substances 0.000 claims abstract description 18
- 239000004698 Polyethylene Substances 0.000 claims abstract description 10
- -1 polyethylene Polymers 0.000 claims abstract description 10
- 229920000573 polyethylene Polymers 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 4
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000002513 isocyanates Chemical class 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 150000005846 sugar alcohols Polymers 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/023—Y- pieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
- B29D23/003—Pipe joints, e.g. straight joints
-
- 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
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/10—Adjustable joints, Joints allowing movement comprising a flexible connection only, e.g. for damping vibrations
-
- 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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/007—Branching pipes; Joining pipes to walls adjustable and comprising a bend
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/163—Branch units ; Insulation forming a whole with branches
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/18—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for joints
- F16L59/185—Adjustable joints, joints allowing movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
A kind of flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method.At present, the heat-insulating pipe fitting that the whole nation uses, service pipe is substantially steel, hard plastic material, and the especially pipe fitting below DN150 pipelines is not more applied to the insulating tube pipe fitting of flexibility service pipe without flexible instrumentation tubes.A kind of flexible polyurethane heat-insulating pipe fitting parallel tee, its composition includes：The polyethylene outer protective pipe of flexible flexible structure（1）, polyurethane plastics foam heat-insulation layer（2）, flexible working pipeline A（3）With flexible working pipeline B（4）The outside of flexible working pipeline A and flexible working pipeline B has polyurethane plastics foam heat-insulation layer, the polyethylene outer protective pipe of flexible flexible structure is provided with the outside of polyurethane plastics foam heat-insulation layer, flexible working pipeline A and flexible working pipeline B is parallel construction.The present invention is applied to the energy conveyance conduit of heat supply, cooling, ship domain.
Description
Technical field：
The present invention relates to a kind of flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method, solution is exactly parallel heat-insulating pipe fitting
Threeway does not have the problem of flexible working pipe fitting, enables soft thermal insulating pipe with curved just curved, coils transport and keeping, reduces pipeline and blocks
Rate, improves heat insulation effect.
Background technology：
At present, the heat-insulating pipe fitting that the whole nation uses, service pipe is substantially steel, hard plastic material, the especially pipe below DN150 pipelines
Part is not more applied to the insulating tube pipe fitting of flexibility service pipe without flexible instrumentation tubes.For below DN150 specifications
Small caliber flexible utilidor, exploitation is applicable the flexible heat-insulating pipe fitting of soft thermal insulating pipe.
The content of the invention：
It is an object of the invention to provide a kind of flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method.
Above-mentioned purpose is realized by following technical scheme：
A kind of flexible polyurethane heat-insulating pipe fitting parallel tee, its composition includes：The polyethylene outer protective pipe of flexible flexible structure,
Polyurethane plastics foam heat-insulation layer, flexible working pipeline A and flexible working pipeline B, described flexible working pipeline A and described
The outside of flexible working pipeline B has described polyurethane plastics foam heat-insulation layer, described polyurethane plastics foam heat-insulation layer
Outside be provided with the polyethylene outer protective pipe of described flexible flexible structure, described flexible working pipeline A and described
Flexible working pipeline B is parallel construction.
Described flexible polyurethane heat-insulating pipe fitting parallel tee, described polyurethane plastics foam heat-insulation layer is by isocyanates
Mixed with polyhydric alcohol conjugate raw material.
Described flexible polyurethane heat-insulating pipe fitting parallel tee, the polyethylene outer protective pipe of described flexible flexible structure
Uniform concentric distance is realized between described flexible working pipeline A and described flexible working pipeline B.
Described flexible polyurethane heat-insulating pipe fitting parallel tee, described flexible working pipeline A and flexible working pipeline B's
Caliber scope is DN15mm-150mm.
The preparation method of described flexible polyurethane heat-insulating pipe fitting parallel tee, the method comprises the following steps：
Parallel tee structure is made first, is pinpointed on pipeline, according to outer protection tube diameter, opened on outer protection tube surface and take circular hole, will
After polyurethane plastics foam heat-insulation layer perforate, remove the polyurethane for drilling through position, cleaning spills instrumentation tubes, change and threeway work
Pipe is opened on service pipe and takes circular hole with the hole making drill of caliber size, after another segment pipe produces heat insulation elbow, is then used
Hot-melt technology, it is synchronous to insert the pipeline straight length of elbow one end respectively to osseotomy site and the instrumentation tubes heating and melting of straight length
Enter osseotomy site, the another straight-run of pipe and main pipe road cocurrent and parallel for making elbow are installed, and highdensity poly- ammonia is used after natural cooling
Ester combination material carries out polyurethane foam to binding site, and sealant application polyurethane position, flexible polyurethane are used after repairing type
Heat-insulating pipe fitting parallel tee is successful.
Beneficial effects of the present invention：
1. the present invention can power-assisted soft thermal insulating pipe realize the turning of big radian, low-angle, realization is blocked, made according to pipe fitting in advance
It is directly connected to use again with position, transportation and storage is relatively convenient.And, heat insulation effect is few due to blocking, and indoor temperature keeps
Height, save energy resource consumption and exhaust emission.
The present invention can power-assisted soft thermal insulating pipe realize the turning of big radian, low-angle, realization is blocked in advance, according to pipe fitting
It is directly connected to use again using position, transportation and storage and its facility.And, heat insulation effect is few due to blocking, and indoor temperature is protected
The height held, saves energy resource consumption and exhaust emission, improves pipeline life.
Brief description of the drawings：
Accompanying drawing 1 is structural representation of the invention.
Accompanying drawing 2 is the front view of accompanying drawing 1.
Accompanying drawing 3 is the top view of accompanying drawing 1.
Accompanying drawing 4 is the left view of accompanying drawing 1.
Specific embodiment：
Embodiment 1：
A kind of flexible polyurethane heat-insulating pipe fitting parallel tee, its composition includes：The polyethylene outer protective pipe of flexible flexible structure
1st, polyurethane plastics foam heat-insulation layer 2, flexible working pipeline A3 and flexible working pipeline B4, described flexible working pipeline A and
The outside of described flexible working pipeline B has described polyurethane plastics foam heat-insulation layer, described plasticized polyurethane strand foam
Be provided with the polyethylene outer protective pipe of described flexible flexible structure on the outside of heat-insulation layer, described flexible working pipeline A and
Described flexible working pipeline B is parallel construction.
Embodiment 2：
Flexible polyurethane heat-insulating pipe fitting parallel tee according to embodiment 1, described polyurethane plastics foam heat-insulation layer by
Isocyanates and polyhydric alcohol conjugate raw material are mixed.
Embodiment 3：
Flexible polyurethane heat-insulating pipe fitting parallel tee according to embodiment 1 or 2, described flexible flexible structure it is poly-
Uniform concentric distance is realized between ethene outer protection tube and described flexible working pipeline A and described flexible working pipeline B.
Embodiment 4：
Flexible polyurethane heat-insulating pipe fitting parallel tee according to embodiment 1 or 2 or 3, described flexible working pipeline A and soft
The caliber scope of sex work pipeline B is DN15mm-150mm.
Embodiment 5：
Using same specification（Or different size）Outer protection tube, heat-insulation layer, service pipe, reach Trinitarian utilidor, make
Make flexible polyurethane heat-insulating pipe fitting parallel tee structure.Uniform concentric distance is realized between outer protection tube and service pipe, it is ensured that
Heat insulation effect is consistent；Below 120 degree of service pipe heat resistance.
Embodiment 6：
A kind of preparation method of the described flexible polyurethane heat-insulating pipe fitting parallel tee of one of embodiment 1-5, the method is included such as
Lower step：
Parallel tee structure is made first, is pinpointed on pipeline, according to outer protection tube diameter, opened on outer protection tube surface and take circular hole, will
After polyurethane plastics foam heat-insulation layer perforate, remove the polyurethane for drilling through position, cleaning spills instrumentation tubes, change and threeway work
Pipe is opened on service pipe and takes circular hole with the hole making drill of caliber size, after another segment pipe produces heat insulation elbow, is then used
Hot-melt technology, it is synchronous to insert the pipeline straight length of elbow one end respectively to osseotomy site and the instrumentation tubes heating and melting of straight length
Enter osseotomy site, the another straight-run of pipe and main pipe road cocurrent and parallel for making elbow are installed, and highdensity poly- ammonia is used after natural cooling
Ester combination material carries out polyurethane foam to binding site, and sealant application polyurethane position, flexible polyurethane are used after repairing type
Heat-insulating pipe fitting parallel tee is successful.
Claims (5)
1. a kind of flexible polyurethane heat-insulating pipe fitting parallel tee, its composition includes：The outer protective polyethylene of flexible flexible structure
Pipe, polyurethane plastics foam heat-insulation layer, flexible working pipeline A and flexible working pipeline B, it is characterized in that：Described flexible working
The outside of pipeline A and described flexible working pipeline B has described polyurethane plastics foam heat-insulation layer, described plasticized polyurethane
The polyethylene outer protective pipe of described flexible flexible structure, described flexible working pipe are provided with the outside of strand foam heat-insulation layer
Road A and described flexible working pipeline B is parallel construction.
2. flexible polyurethane heat-insulating pipe fitting parallel tee according to claim 1, it is characterized in that：Described polyurethane plastics
Foam heat-insulation layer is mixed by isocyanates and polyhydric alcohol conjugate raw material.
3. flexible polyurethane heat-insulating pipe fitting parallel tee according to claim 1 and 2, it is characterized in that：Described is flexible
Flexible structure polyethylene outer protective pipe and described flexible working pipeline A and described flexible working pipeline B between realize it is equal
Even concentric distance.
4. the flexible polyurethane heat-insulating pipe fitting parallel tee according to claim 1 or 2 or 3, it is characterized in that：Described flexibility
The caliber scope of service pipe A and flexible working pipeline B is DN15mm-150mm.
5. a kind of preparation method of the described flexible polyurethane heat-insulating pipe fitting parallel tee of one of claim 1-4, its feature
It is：The method comprises the following steps：
Parallel tee structure is made first, is pinpointed on pipeline, according to outer protection tube diameter, opened on outer protection tube surface and take circular hole, will
After polyurethane plastics foam heat-insulation layer perforate, remove the polyurethane for drilling through position, cleaning spills instrumentation tubes, change and threeway work
Pipe is opened on service pipe and takes circular hole with the hole making drill of caliber size, after another segment pipe produces heat insulation elbow, is then used
Hot-melt technology, it is synchronous to insert the pipeline straight length of elbow one end respectively to osseotomy site and the instrumentation tubes heating and melting of straight length
Enter osseotomy site, the another straight-run of pipe and main pipe road cocurrent and parallel for making elbow are installed, and highdensity poly- ammonia is used after natural cooling
Ester combination material carries out polyurethane foam to binding site, and sealant application polyurethane position, flexible polyurethane are used after repairing type
Heat-insulating pipe fitting parallel tee is successful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226891.8A CN106764188A (en) | 2016-12-27 | 2016-12-27 | Flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226891.8A CN106764188A (en) | 2016-12-27 | 2016-12-27 | Flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106764188A true CN106764188A (en) | 2017-05-31 |
Family
ID=58921781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611226891.8A Pending CN106764188A (en) | 2016-12-27 | 2016-12-27 | Flexible polyurethane heat-insulating pipe fitting parallel tee and preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106764188A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1034255A (en) * | 1987-12-30 | 1989-07-26 | 海尔姆·海格勒 | Pipe joint element |
| US5775736A (en) * | 1996-02-21 | 1998-07-07 | Phillips Petroleum Company | Plastic pipe fittings |
| CN2564838Y (en) * | 2001-09-29 | 2003-08-06 | 韩哲 | Integrated water-proof heat-insulation pipe with bracket |
| CN102052537A (en) * | 2010-12-20 | 2011-05-11 | 福建海峡科化股份有限公司 | Steam tracing tee-joint sleeve |
| CN202349474U (en) * | 2011-11-01 | 2012-07-25 | 西安向阳航天材料股份有限公司 | Double-metal composite butt welding three-way pipe fitting |
| CN203560650U (en) * | 2013-09-18 | 2014-04-23 | 大连益多管道有限公司 | A t-branch pipe with a complete fixing joint |
| CN104295844A (en) * | 2014-10-08 | 2015-01-21 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene pipe fitting parallel tee joint for intelligent prefabricated directly-buried insulating pipe and manufacturing method thereof |
| CN104373687A (en) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene double-pipe parallel tee joint of intelligent insulating pipe and fixing method for alarm cables of tee joint |
| CN104373690A (en) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | Corsslinked polyethylene heat preservation pipe parallel tee-joint alarm cable fixing device and method |
| CN206299938U (en) * | 2016-12-27 | 2017-07-04 | 哈尔滨朗格思特供热装备科技有限公司 | Flexible polyurethane heat-insulating pipe fitting parallel tee |
-
2016
- 2016-12-27 CN CN201611226891.8A patent/CN106764188A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1034255A (en) * | 1987-12-30 | 1989-07-26 | 海尔姆·海格勒 | Pipe joint element |
| US5775736A (en) * | 1996-02-21 | 1998-07-07 | Phillips Petroleum Company | Plastic pipe fittings |
| CN2564838Y (en) * | 2001-09-29 | 2003-08-06 | 韩哲 | Integrated water-proof heat-insulation pipe with bracket |
| CN102052537A (en) * | 2010-12-20 | 2011-05-11 | 福建海峡科化股份有限公司 | Steam tracing tee-joint sleeve |
| CN202349474U (en) * | 2011-11-01 | 2012-07-25 | 西安向阳航天材料股份有限公司 | Double-metal composite butt welding three-way pipe fitting |
| CN203560650U (en) * | 2013-09-18 | 2014-04-23 | 大连益多管道有限公司 | A t-branch pipe with a complete fixing joint |
| CN104295844A (en) * | 2014-10-08 | 2015-01-21 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene pipe fitting parallel tee joint for intelligent prefabricated directly-buried insulating pipe and manufacturing method thereof |
| CN104373687A (en) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene double-pipe parallel tee joint of intelligent insulating pipe and fixing method for alarm cables of tee joint |
| CN104373690A (en) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | Corsslinked polyethylene heat preservation pipe parallel tee-joint alarm cable fixing device and method |
| CN206299938U (en) * | 2016-12-27 | 2017-07-04 | 哈尔滨朗格思特供热装备科技有限公司 | Flexible polyurethane heat-insulating pipe fitting parallel tee |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |
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