CN104197145A - Heat tracing and heat preservation structure of pipeline - Google Patents
Heat tracing and heat preservation structure of pipeline Download PDFInfo
- Publication number
- CN104197145A CN104197145A CN201410300652.7A CN201410300652A CN104197145A CN 104197145 A CN104197145 A CN 104197145A CN 201410300652 A CN201410300652 A CN 201410300652A CN 104197145 A CN104197145 A CN 104197145A
- Authority
- CN
- China
- Prior art keywords
- heat
- pipeline
- conducting daub
- insulation
- tracing
- 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
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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
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/021—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves
- F16L59/025—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves with more then two segments
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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
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/35—Ohmic-resistance heating
Abstract
A heat tracing and heat preservation structure of a pipeline comprises a plurality of heat preservation and heat tracing components, the inner side faces of the heat preservation and heat tracing components are in an arc shape, and the formed radians are 2 Pi. The heat preservation and heat tracing components sequentially comprise heat conduction cement, a heat preservation block and a protection cover from interior to exterior, the inner side face of the heat conduction cement is in an arc shape, the outer side face of the heat conduction cement is polygonal, and a heat conduction cement groove passing through the heat conduction cement is formed in the connecting position of every two sides of the heat conduction cement. The inner side face of the heat preservation block is in contact with the outer side face of the heat conduction cement, electric heating element mounting grooves are formed in the positions corresponding to the heat conduction cement grooves, and electric heating elements are arranged between the heat conduction cement grooves and the electric heating element mounting grooves. The protection cover is arranged on the outer side face of the heat preservation block, and the outer side face of the protection cover is fixed and locked by a pipeline hose clamp. According to the heat tracing heat and preservation structure of the pipeline, the requirement of the pipeline for heat tracing can be met, meanwhile, the service life of a heat tracing system can be prolonged, the heat tracing and heat preservation mounting efficiency of the pipeline can be improved, and the mounting cost and the maintenance cost are reduced.
Description
Technical field
The present invention relates to a kind of tracing thermal-insulating structure of pipeline tracing insulating structure, especially high-temperature pipe.
Background technique
In field, fused salt photo-thermal power station, heat catalysis is high temperature fused salt mixt in pipeline, this mixing salt approximately 220 DEG C of melting points.When pipe temperature is lower than 220 DEG C, while having fused salt in pipeline, can cause fused salt to solidify, to the impact of damaging property of pipe-line system.Under normal circumstances, in fused salt power station, the pipeline of all circulation fused salts all needs to adopt the structure of pipeline electrical tracing and insulation, ensures the normal operation in fused salt power station.Traditional pipeline tracing structure is wrap round heat tracing cable on pipeline normally, at a certain distance accompanying-heat cable is fixed on pipeline by cable tie, then lays heat-preservation cotton and outer protective cover structure in accompanying-heat cable outside.This structure applications is on high-temperature molten salt pipeline, and the life-span of high-temperature heat tracing cable can not be effectively guaranteed, and accompanying-heat cable installation cost is higher.
Summary of the invention
The object of this invention is to provide a kind of pipeline tracing insulating structure, to improve the defect existing in known technology.
For achieving the above object, pipeline tracing insulating structure provided by the invention, it comprises:
Hot assembly is accompanied in the insulation that several inner side surfaces radian curved and that form is 2 π, and the hot assembly of insulation companion is followed successively by heat-conducting daub, insulation block and guard shield from the inside to the outside: wherein:
The inner side surface of heat-conducting daub is arc, and the outer side surface of heat-conducting daub is polygonal, and the joint on every two limits is provided with the heat-conducting daub groove that connects heat-conducting daub;
The inner side surface of insulation block contacts with the outer side surface of heat-conducting daub, and corresponding heat-conducting daub groove is provided with electrical heating elements mounting groove, and electrical heating elements is arranged between heat-conducting daub groove and electrical heating elements mounting groove;
The outer side surface of insulation block is guard shield, and guard shield outer side surface is that pipeline larynx hoop is fixed and locked.
Described pipeline tracing insulating structure, wherein, it is 2 π/n that the radian of hot assembly is accompanied in each insulation, n is the quantity of the hot assembly of insulation companion.
Described pipeline tracing insulating structure, wherein, insulation block is that alumina silicate vacuum is one-body molded.
Described pipeline tracing insulating structure, wherein, the both ends of the surface of insulation block are provided with insulation block assembly bench terrace, with the end face laminating of guard shield both sides.
Described pipeline tracing insulating structure, wherein, electrical heating elements is Aludirome resistance wire.
Described pipeline tracing insulating structure, wherein, heat-conducting daub is inorganic heat-conducting daub.
The present invention is fixed the hot assembly of insulation companion be locked on pipeline by pipeline larynx hoop, and this pipeline tracing insulating structure adopts electrical heating elements energising heating, realizes companion's heat of pipeline.When pipeline tracing insulating structure of the present invention can provide pipeline tracing insulation demand, improve tracing system working life, reduce and safeguard and installation cost.
Brief description of the drawings
Fig. 1 is the structural front view that the present invention is incubated the hot assembly of companion;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the cross section view of the hot assembly of one of them insulation companion in Fig. 1;
Fig. 4 is the structural representation of heat-conducting daub;
Fig. 5 is the side view of Fig. 4;
Fig. 6 is the structural representation of insulation block;
Fig. 7 is the side view of Fig. 6.
Fig. 8 is the schematic diagram of guard shield.
Fig. 9 is the schematic diagram of pipeline larynx hoop.
Primary clustering symbol description in accompanying drawing:
The hot assembly of 1 insulation companion; 2 electrical heating elements; 3 heat-conducting daubs; 31 heat-conducting daub inner side surfaces; 32 heat-conducting daub grooves; 4 insulation blocks; 41 electrical heating elements mounting grooves; 42 insulation block assembly bench terraces; 5 guard shields; 6 pipeline larynx hoops.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Following examples are used for illustrating the present invention, but can not be used for limiting the scope of the invention.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Refer to Fig. 1, Fig. 2 and Fig. 3.Pipeline tracing insulating structure of the present invention, comprises that the insulation that several inner side surfaces present arc accompanies hot assembly, in following embodiment, is for just describing with three hot assemblies of insulation companion.
The radian of three hot assemblies 1 of insulation companion is 2 π/3, and the inner side surface of three hot assemblies 1 of insulation companion forms an inner circle (i.e. 360 degree) for wrapping up pipeline A.The hot assembly 1 of insulation companion is followed successively by heat-conducting daub 3, insulation block 4 and guard shield 5 from the inside to the outside.
Refer to Fig. 4 and Fig. 5, heat-conducting daub 3 is made for inorganic heat-conducting daub material, its inner side surface 31 is arc, and the outer side surface of heat-conducting daub 3 is polygonal (Fig. 1 is taking Hexagon as example), and the joint on every two limits is provided with the heat-conducting daub groove 32 that connects heat-conducting daub 3.
Refer to Fig. 6 and Fig. 7.Insulation block 4 is alumina silicate material, adopts vacuum integral forming process to make.Its shape of the inner side surface of insulation block 4, size contact accordingly with the Hexagon of the outer side surface of heat-conducting daub, corresponding heat-conducting daub groove 32 places are provided with electrical heating elements mounting groove 41, formed the space that electrical heating elements 2 is installed by heat-conducting daub groove 32 and electrical heating elements mounting groove 41, and heat-conducting daub groove 32 is fully contacted with electrical heating elements 2, guarantee the effect of heat-conducting daub 3 transferring heats.Electrical heating elements 2 of the present invention is Aludirome resistance wire.
The outer side surface of insulation block 4 is arranged with guard shield 5, fully coordinates with guard shield 5 by the insulation block assembly bench terrace 42 of insulation block 4 both ends of the surface, is assembled into the hot assembly 1 of insulation companion.
It is upper that guard shield 5 outer side surfaces accompany hot assembly to fix and be locked at pipeline A three measure-alike insulations by pipeline larynx hoop 6, and heat-conducting daub 3 inner side surfaces 31 are fully fitted with pipeline A, improves the heat that heat-conducting daub 3 transmits.
When pipeline tracing insulating structure of the present invention can provide pipeline tracing insulation demand, improve tracing system working life, reduce and safeguard and installation cost.
Claims (6)
1. a pipeline tracing insulating structure, comprising:
Hot assembly is accompanied in the insulation that several inner side surfaces radian curved and that form is 2 π, and the hot assembly of insulation companion is followed successively by heat-conducting daub, insulation block and guard shield from the inside to the outside: wherein:
The inner side surface of heat-conducting daub is arc, and the outer side surface of heat-conducting daub is polygonal, and the joint on every two limits is provided with the heat-conducting daub groove that connects heat-conducting daub;
The inner side surface of insulation block contacts with the outer side surface of heat-conducting daub, and corresponding heat-conducting daub groove is provided with electrical heating elements mounting groove, and electrical heating elements is arranged between heat-conducting daub groove and electrical heating elements mounting groove;
The outer side surface of insulation block is guard shield, and guard shield outer side surface is that pipeline larynx hoop is fixed and locked.
2. pipeline tracing insulating structure according to claim 1, wherein, it is 2 π/n that the radian of hot assembly is accompanied in each insulation, n is the quantity of the hot assembly of insulation companion.
3. pipeline tracing insulating structure according to claim 1, wherein, insulation block is that alumina silicate vacuum is one-body molded.
4. pipeline tracing insulating structure according to claim 1 and 2, wherein, the both ends of the surface of insulation block are provided with insulation block assembly bench terrace, with the end face laminating of guard shield both sides.
5. pipeline tracing insulating structure according to claim 1, wherein, electrical heating elements is Aludirome resistance wire.
6. pipeline tracing insulating structure according to claim 1, wherein, heat-conducting daub is inorganic heat-conducting daub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410300652.7A CN104197145A (en) | 2014-06-27 | 2014-06-27 | Heat tracing and heat preservation structure of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410300652.7A CN104197145A (en) | 2014-06-27 | 2014-06-27 | Heat tracing and heat preservation structure of pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104197145A true CN104197145A (en) | 2014-12-10 |
Family
ID=52082483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410300652.7A Pending CN104197145A (en) | 2014-06-27 | 2014-06-27 | Heat tracing and heat preservation structure of pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104197145A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090669A (en) * | 2015-08-26 | 2015-11-25 | 博太科防爆设备（上海）有限公司 | Process pipe heating structure of nuclear power boron heating system and construction process for process pipe heating structure |
| CN111379919A (en) * | 2019-05-23 | 2020-07-07 | 徐昊阳 | Modular temperature tracing unit |
| CN112653066A (en) * | 2020-12-19 | 2021-04-13 | 北京太易德电气安装有限公司 | Anti-freezing structure of buried pipeline and construction method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4152577A (en) * | 1976-06-23 | 1979-05-01 | Leavines Joseph E | Method of improving heat transfer for electric pipe heaters |
| JPS5541646A (en) * | 1978-09-18 | 1980-03-24 | Shinetsu Polymer Co | Hollow tubular heater |
| CN2643131Y (en) * | 2003-09-03 | 2004-09-22 | 济南帝隆碳纤维应用技术开发有限公司 | Carbon fibre pipeline heating and holding tile |
| CN101642859A (en) * | 2009-08-25 | 2010-02-10 | 合肥实华管件有限责任公司 | Arc-shaped heater |
| CN201407644Y (en) * | 2009-05-11 | 2010-02-17 | 成都四通科技投资有限公司 | Anti-freezing system of waste-heat boiler pipeline |
| WO2010065946A2 (en) * | 2008-12-06 | 2010-06-10 | 3Ip, Pllc | Improved heat transfer between tracer and pipe |
| CN204083638U (en) * | 2014-06-27 | 2015-01-07 | 北京首航艾启威节能技术股份有 | A kind of pipeline tracing insulating structure |
-
2014
- 2014-06-27 CN CN201410300652.7A patent/CN104197145A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4152577A (en) * | 1976-06-23 | 1979-05-01 | Leavines Joseph E | Method of improving heat transfer for electric pipe heaters |
| JPS5541646A (en) * | 1978-09-18 | 1980-03-24 | Shinetsu Polymer Co | Hollow tubular heater |
| CN2643131Y (en) * | 2003-09-03 | 2004-09-22 | 济南帝隆碳纤维应用技术开发有限公司 | Carbon fibre pipeline heating and holding tile |
| WO2010065946A2 (en) * | 2008-12-06 | 2010-06-10 | 3Ip, Pllc | Improved heat transfer between tracer and pipe |
| CN201407644Y (en) * | 2009-05-11 | 2010-02-17 | 成都四通科技投资有限公司 | Anti-freezing system of waste-heat boiler pipeline |
| CN101642859A (en) * | 2009-08-25 | 2010-02-10 | 合肥实华管件有限责任公司 | Arc-shaped heater |
| CN204083638U (en) * | 2014-06-27 | 2015-01-07 | 北京首航艾启威节能技术股份有 | A kind of pipeline tracing insulating structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090669A (en) * | 2015-08-26 | 2015-11-25 | 博太科防爆设备（上海）有限公司 | Process pipe heating structure of nuclear power boron heating system and construction process for process pipe heating structure |
| CN111379919A (en) * | 2019-05-23 | 2020-07-07 | 徐昊阳 | Modular temperature tracing unit |
| CN112653066A (en) * | 2020-12-19 | 2021-04-13 | 北京太易德电气安装有限公司 | Anti-freezing structure of buried pipeline and construction method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141210 |