CN204176222U - Intelligence prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow - Google Patents
Intelligence prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow Download PDFInfo
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- CN204176222U CN204176222U CN201420556751.7U CN201420556751U CN204176222U CN 204176222 U CN204176222 U CN 204176222U CN 201420556751 U CN201420556751 U CN 201420556751U CN 204176222 U CN204176222 U CN 204176222U
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- crosslinked polyethylene
- pipe elbow
- work pipe
- polyethylene work
- pipe
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Abstract
The utility model relates to a kind of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow.It is domestic that what generally adopt for triode net cold and heat supply is all steel insulating pipe bend preparation process, continuous intercept is needed to weld and add a large amount of difficulty of construction when installing in cell unit corridor, a large amount of economic losses is created from construction cost, thermal losses has occurred a large amount of unnecessary losses, and pipeline conveying aspect also exists steel pipe and to get rusty the problems such as operation troubles.The utility model composition comprises: crosslinked polyethylene work pipe elbow (1), described crosslinked polyethylene work pipe elbow outer cover has the outer pillar (3) of PE, described PE is equipped with polyurethane insulation coating (2) in outer pillar inside, and 2 alarming lines (4), crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively.The utility model is used for intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow.
Description
technical field:
the triode net that the utility model relates to city cold and heat supply covers career field, is specifically related to a kind of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow.
background technique:
at present, it is domestic that what generally adopt for triode net cold and heat supply is all steel insulating pipe bend preparation process, continuous intercept is needed to weld and add a large amount of difficulty of construction when installing in cell unit corridor, a large amount of economic losses is created from construction cost, thermal losses has occurred a large amount of unnecessary losses, and pipeline conveying aspect also exists steel pipe and to get rusty the problems such as operation troubles.Original technology and technique in a word, will not reach the performance standard of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow far away in environmental protection, energy-conservation, economy, safety, stability etc.
employing Direct-Buried Heating Pipeline technology, indicates that Chinese heat supply pipeline technical development has entered new starting point, and along with improving further and development of this advanced technology, heat supply pipeline direct-burried replaces trench with built on stilts imperative.
model utility content:
the purpose of this utility model is to provide a kind of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, and above-mentioned object is realized by following technological scheme:
a kind of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, its composition comprises: crosslinked polyethylene work pipe elbow, described crosslinked polyethylene work pipe elbow outer cover has the outer pillar of PE, described PE is equipped with polyurethane insulation coating in outer pillar inside, and 2 alarming lines, crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively.
described intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, described crosslinked polyethylene work pipe elbow bend angle is 90 degree.
described intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, 2 described parallel installations of alarming line, described alarming line and the parallel installation of crosslinked polyethylene work pipe elbow.
beneficial effect:
1. the utility model adopts crosslinked polyethylene to be pipeline foundation raw material, at the surface spraying polyurethane foam of crosslinked polyethylene, outer pillar adopts high density polyethylene (HDPE) and HDPE100 level raw material, described high density polyethylene 100 material has good steam-preventing, has fabulous impact resistance, along with development that is industrial and urban duct industry, progressively will substitute heavy wall clarinet, the rainwater drainage pipe that diameter hollow wall is effective to be made as concrete and other sewerage pipeline.
this practicality adopts the intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow made, and adopts crosslinked polyethylene work pipe fitting, conveying aspect can be avoided to there is steel pipe and to get rusty the problems such as operation troubles.
the utility model adopts crosslinked polyethylene work pipe fitting, during use, can directly intercept required size, convenient, environmental protection, reduces in the past in cell unit corridor simultaneously, needs continuous intercept welded steel pipe when installing cold and heat supply pipe fitting, decrease difficulty of construction, reduce construction cost.
crosslinked polyethylene selected by work pipe fitting of the present utility model, crosslinked polyethylene has excellent resistance to low temperature, chemical stability is good, the erosion of the most of soda acid of ability, be insoluble to common solvent under normal temperature, moisture absorption is little, electrical insulation capability is excellent, cross-linking polyethylene materials, oil resistant, heat-resisting, fast light, wear-resisting and tensile strength are better, are the good elastomers of a kind of combination property.
crosslinked polyethylene work pipe elbow bend angle of the present utility model is 90 degree, and cross-linking polyethylene materials elasticity is better, is easy to according to working condition, becomes the bending of different amount to work pipe fitting.
the utility model adopts intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow cold and heat supply pipe technology; adopt the outer pillar protection of PE; closely greatly reduce heat loss; effectively reduce user cost and decrease carbon emission amount; the cost of production of this type of pipe fitting can be reduced, improve manufacturing efficiency.
the PE that the utility model adopts is equipped with polyurethane insulation coating in outer pillar inside, alarming line, crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively, this structure can play heat insulation work pipe fitting, the working life of prolongation work pipe fitting, 2 alarming lines are housed simultaneously, described alarming line can detect the moisture that described polyurethane insulation coating internal work pipe fitting leaks out, simultaneously, also can detect that the moisture of polyurethane insulation coating inside is infiltrated in the outer pillar outside of PE, alarm function is played in alarming line conducting.
the convenience that the utility model adopts prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe fitting to install is far longer than traditional type thermal insulation pipe; Heat loss 34% can be saved in heat waste consumption; Year cost-saving 34% can be reached in operating cost; Can 34% be reduced in minimizing carbon emission amount; Can meet international standards in working life minimum 30 years; Operating cost can save 54%.
polyurethane insulation coating of the present utility model, adopt ring penta ball foaming technique, foaming machine spray foam foams, end face finishing process is carried out after slaking, this foaming technique environmental protection, the performance standard that energy-conservation, the aspect such as economy, safety, stability reaches prefabricated direct-buried thermal insulation pipe work pipe fitting, the environmental protection again of a kind of economy, not only energy-conservation but also reduce discharging, not only stable but also safe city cold and heat supply conveying pipe fitting.
accompanying drawing illustrates:
accompanying drawing 1 is structural representation of the present utility model.
accompanying drawing 2 is A-A sectional views of accompanying drawing 1.
accompanying drawing 3 is stereograms of the present utility model.
in figure: same-sign circuit guides has annexation.
embodiment:
embodiment 1:
a kind of intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, its composition comprises: crosslinked polyethylene work pipe elbow 1, described crosslinked polyethylene work pipe elbow outer cover has the outer pillar 3 of PE, described PE is equipped with polyurethane insulation coating 2 in outer pillar inside, and 2 alarming lines 4, crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively.As shown in Figure 1 and Figure 2.
embodiment 2:
intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow according to embodiment 1, described crosslinked polyethylene work pipe elbow bend angle is 90 degree.
embodiment 3:
intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow according to embodiment 1 or 2,2 described parallel installations of alarming line, described alarming line and the parallel installation of crosslinked polyethylene work pipe elbow.
embodiment 4:
intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow according to embodiment 1 or 2 or 3,
be pipeline foundation raw material by crosslinked polyethylene, at the surface spraying polyurethane foam of crosslinked polyethylene, outer pillar adopts high density polyethylene (HDPE) and HDPE100 level raw material, is made into intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow; Work pipe fitting adopts crosslinked polyethylene because crosslinked polyethylene have excellent resistance to low temperature, chemical stability good, can the erosion of acid resistant alkali, be insoluble to common solvent, moisture absorption is little, electrical insulation capability is excellent feature under normal temperature; Cross-linking polyethylene materials has oil resistant, heat-resisting, fast light, the wear-resisting and good advantage of tensile strength.
embodiment 5:
prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe fitting according to embodiment 1 or 2 or 3 or 4 is curved
head, by outer for PE in described crosslinked polyethylene work pipe elbow outer cover pillar, outer for PE pillar inside is loaded 2 alarming lines, comprises crosslinked polyethylene work pipe elbow simultaneously, then loads polyurethane insulation coating, insulation effect is played to crosslinked polyethylene work pipe elbow.
the PE adopted is equipped with polyurethane insulation coating in outer pillar inside, alarming line, crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively, this structure can play heat insulation work pipe fitting, the working life of prolongation work pipe fitting, 2 alarming lines are housed simultaneously, described alarming line can detect the moisture that described polyurethane insulation coating internal work pipe fitting leaks out, simultaneously, also can detect that the moisture of polyurethane insulation coating inside is infiltrated in the outer pillar outside of PE, alarm function is played in alarming line conducting.
Claims (3)
1. an intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow, its composition comprises: crosslinked polyethylene work pipe elbow, it is characterized in that: described crosslinked polyethylene work pipe elbow outer cover has the outer pillar of PE, described PE is equipped with polyurethane insulation coating in outer pillar inside, and 2 alarming lines, crosslinked polyethylene work pipe elbow are housed in described polyurethane insulation coating respectively.
2. intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow according to claim 1, is characterized in that: described crosslinked polyethylene work pipe elbow bend angle is 90 degree.
3. intelligent prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow according to claim 1 and 2, is characterized in that: 2 described parallel installations of alarming line, described alarming line and the parallel installation of crosslinked polyethylene work pipe elbow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556751.7U CN204176222U (en) | 2014-09-26 | 2014-09-26 | Intelligence prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556751.7U CN204176222U (en) | 2014-09-26 | 2014-09-26 | Intelligence prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204176222U true CN204176222U (en) | 2015-02-25 |
Family
ID=52565032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420556751.7U Expired - Fee Related CN204176222U (en) | 2014-09-26 | 2014-09-26 | Intelligence prefabricated direct-buried thermal insulation pipe crosslinked polyethylene work pipe elbow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204176222U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295845A (en) * | 2014-09-26 | 2015-01-21 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene work pipe fitting elbow for directly-buried heat preservation pipe intelligently prefabricated and manufacturing method |
| CN105299479A (en) * | 2015-12-08 | 2016-02-03 | 朗格斯特哈尔滨环保节能产品制造有限公司 | Thermal insulation pipe fitting elbow with leakage point monitoring function and alarm method |
| CN112283467A (en) * | 2020-10-22 | 2021-01-29 | 刘志峰 | Polyurethane spraying outer protective pipe spraying integrally formed insulation pipe on-site joint coating installation method |
| CN113883352A (en) * | 2018-08-23 | 2022-01-04 | 山西理工红日节能服务有限公司 | Prefabricated heat preservation double-deck return bend |
-
2014
- 2014-09-26 CN CN201420556751.7U patent/CN204176222U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295845A (en) * | 2014-09-26 | 2015-01-21 | 哈尔滨朗格斯特节能科技有限公司 | Crosslinked polyethylene work pipe fitting elbow for directly-buried heat preservation pipe intelligently prefabricated and manufacturing method |
| CN105299479A (en) * | 2015-12-08 | 2016-02-03 | 朗格斯特哈尔滨环保节能产品制造有限公司 | Thermal insulation pipe fitting elbow with leakage point monitoring function and alarm method |
| CN113883352A (en) * | 2018-08-23 | 2022-01-04 | 山西理工红日节能服务有限公司 | Prefabricated heat preservation double-deck return bend |
| CN113883352B (en) * | 2018-08-23 | 2023-11-21 | 山西理工红日节能服务有限公司 | Prefabricated heat-insulating double-layer bent pipe |
| CN112283467A (en) * | 2020-10-22 | 2021-01-29 | 刘志峰 | Polyurethane spraying outer protective pipe spraying integrally formed insulation pipe on-site joint coating installation method |
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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 |
Granted publication date: 20150225 Termination date: 20210926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |