CN103807570B - High temperature pipelines and petrochemical pipelines heat-insulating support - Google Patents

High temperature pipelines and petrochemical pipelines heat-insulating support Download PDF

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Publication number
CN103807570B
CN103807570B CN201410079373.2A CN201410079373A CN103807570B CN 103807570 B CN103807570 B CN 103807570B CN 201410079373 A CN201410079373 A CN 201410079373A CN 103807570 B CN103807570 B CN 103807570B
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China
Prior art keywords
heat
base
pipelines
heat insulation
connection component
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CN201410079373.2A
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CN103807570A (en
Inventor
徐赤坤
朱珂
李伟
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China Shen (shanghai) Pipeline Engineering Ltd By Share Ltd
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China Shen (shanghai) Pipeline Engineering Ltd By Share Ltd
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Priority to CN201410079373.2A priority Critical patent/CN103807570B/en
Publication of CN103807570A publication Critical patent/CN103807570A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/12Arrangements for supporting insulation from the wall or body insulated, e.g. by means of spacers between pipe and heat-insulating material; Arrangements specially adapted for supporting insulated bodies
    • F16L59/135Hangers or supports specially adapted for insulated pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/02Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/10Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
    • F16L3/1066Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with three or more members surrounding the pipe
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/02Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/04Arrangements using dry fillers, e.g. using slag wool which is added to the object to be insulated by pouring, spreading, spraying or the like

Abstract

The present invention relates to a kind of auxiliary products of pipelines and petrochemical pipelines, specifically a kind of high-temperature pipe heat-insulating support, including pipe connection component, heat insulation, base connecting elements and base, it is characterised in that: pipeline is lifted in the upper end of pipe connection component, and its lower end connects the top of heat insulation;The lower end of described heat insulation is fixed on base by base connecting elements.Present invention have the advantage that 1) using heat-barrier material as the ingredient of conduit saddle supporting member, not only meet the requirement of strength of conduit saddle but also meet effect of heat insulation requirement, and effectively increase effective insulating thickness.2) during work, the axial thrust of pipeline can rely on baffle plate to offset, and more can bear larger axis to power compared with old-fashioned anchor studs structure.3) size of heat insulation assembly is not by pipe connection component and base connecting elements size constraint, can carry out modularized production, and versatility improves, cost reduces.4) decreasing the usage amount of steel, welding capacity is little, decreases the workload of production.

Description

High temperature pipelines and petrochemical pipelines heat-insulating support
Technical field
The present invention relates to a kind of auxiliary products of pipelines and petrochemical pipelines, specifically a kind of high temperature pipelines and petrochemical pipelines heat-insulating support.
Background technology
Heat-insulating support is a kind of support, the effect played support as the connecting elements between pipelines and petrochemical pipelines and the steel construction or the concrete support that support pipelines and petrochemical pipelines, lift.Heat-insulating support has evolved into peculiar supporting, the extension product of one of pipelines and petrochemical pipelines, gradually regulation and standardization at present.Wherein, high-temperature pipe is not limited only to support for the functional requirement of bearing, it is also proposed that need to take into account heat insulation and intensity requirement.
The heat-insulating support product of existing most pipelines and petrochemical pipelines in the industry all have employed " pipe clamp " formula." pipe clamp " formula heat-insulating support is bolted by the two semicircle intermediate plates of tool and forms, and is equipped with heat-barrier material between intermediate plate and pipeline;Bearing is supporting pipeline and external environment while pipeline further through heat-barrier material.But, semicircle intermediate plate easily has deviation from circular from process of production, space can occurs between heat-barrier material and pipeline, in turn results in installation inconvenience and unbalance stress;Under the effect of thermal expansion power the most frangible.And in installation process, the heat-barrier material in bearing is filled by interpolation soft material with pipeline enclosure gap, pipeline is impacted by because pipe clamp connecting portion is grasped difficult by bolt fastening, its pretightning force or tight or Song Douhui.Generally, for ensureing safety during installation, need to weld thrust block on the axial two ends of pipeline, because its support style is divided into upper and lower two parts, in transportation, first half heat-barrier material is frangible.
Industry, for the deficiency of above-mentioned " pipe clamp " formula, is developed upgrading formation " arc plate " formula product, the i.e. lower section at pipeline and is set the double-deck arc plank frame of 120 degree, and heat-barrier material is placed between double-deck arc plank frame;By direct for arc plate and pipeline welding during installation.Being evenly equipped with Y type anchor studs inside heat-barrier material and ensure heat-insulating support stress and intensity, arc board shaft has crescent baffle plate, is used for converting axial force suffered by heat-barrier material to both sides.Its shortcoming is that Y type anchor studs decreases the effective thickness of thermal insulation layer, and effect of heat insulation can be greatly lowered.Additionally, error likely can be formed when the upper curved plate of 120 ° and pipeline welding, and pipe material to be considered and pipeline heat treatment requirements when upper curved plate and pipeline welding, step is cumbersome and welding capacity is huge;During replacing, engineering is the hugest.
Moreover, whether " pipe clamp " formula still " arc plate " formula bearing, its strength member and insulating assembly are completed by two kinds of assemblies respectively, relatively low in efficiency.
Summary of the invention
The present invention solves the problem existing for existing in pipelines and petrochemical pipelines industry " pipe clamp " formula, " arc plate " formula heat-insulating support structure, it is desirable to provide a kind of high temperature pipelines and petrochemical pipelines heat-insulating support taking into account intensity and effect of heat insulation.
The technical solution used in the present invention is, a kind of heat-insulating support of design, including pipe connection component, heat insulation, base connecting elements and base, pipeline is lifted in the upper end of pipe connection component, and its lower end connects the top of heat insulation;The lower end of described heat insulation is fixed on base by base connecting elements.
Additionally, pipe connection component includes the arc plate of opening upwards, two pieces of axially disposed risers, baffle plate and the transverse slat of level;Wherein: the upper end of two pieces of risers arranged on left and right sides with arc plate lower surface respectively is connected, and the lower end of described riser connects the top of heat insulation;It is connected by transverse slat between two pieces of risers;Arc plate two ends, riser two ends and transverse slat two ends are connected by two pieces of axial baffles respectively.
Wherein, pipe connection component also includes reinforcement;Outside with arc plate, riser respectively, the two ends of described reinforcement is connected.
Wherein, between arc plate and riser, transverse slat and baffle plate, it is respectively provided with cavity, in described cavity, is filled with nano ceramics heat-insulation layer.
Wherein, described transverse slat is coated with nano ceramics heat-insulation layer.
Wherein, the outer surface of described heat insulation is coated with nano ceramics heat-insulation layer.
Wherein, base is provided with upper base plate and lower seat board, and the upper end of upper base plate and the lower end of base connecting elements connect;It is provided with mirror face stainless steel plate and polytetrafluoroethylene floor between upper base plate and lower seat board.
Wherein, also include that pipe clamp component, described pipe clamp component are made up of two panels pipe clamp;Being bolted between described two panels pipe clamp, the another two ends of the pipe clamp after connection are connected by bolt with the front end of arc plate or the both sides of rear end respectively, and two panels pipe clamp and arc plate collectively form an annulus.
Wherein, it is additionally provided with screw rod strenthening member between pipe connection component or base connecting elements and heat insulation;Described screw rod strenthening member mainly includes a screw rod transversely or longitudinally running through heat insulation, and heat insulation is exposed at the two ends of described screw rod;The hole that the two ends of described screw rod are offered with pipe connection component or base connecting elements both sides respectively is by being welded to connect.
In pipelines and petrochemical pipelines industry, the present invention has the advantage that 1 relative to prior art) using heat-barrier material as the ingredient of seat supports component, not only meet the requirement of strength of bearing but also meet effect of heat insulation requirement, and effectively increase effective insulating thickness.2) during work, the axial thrust of pipeline can rely on axial baffle to offset, and more can bear larger axis to power compared with old-fashioned anchor studs structure.3) size of heat insulation assembly is not by pipe connection component and base connecting elements size constraint, can carry out modularized production, and versatility improves, cost reduces.4) decreasing the usage amount of steel, welding capacity is little, decreases the workload of production.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the front view of pipe connection component.
Fig. 3 is the right view of pipe connection component.
Fig. 4 is present invention front view when using pipe clamp.
Fig. 5 is present invention right view when using pipe clamp.
Seeing accompanying drawing, 1 is pipe connection component, and 11 is arc plate, and 12 is riser, and 13 is transverse slat, and 14 is reinforcement, and 15 is nano ceramics heat-insulation layer;2 is baffle plate, 3 is heat insulation, 4 for base connecting elements, and 5 is base, and 51 is upper base plate, and 54 is lower seat board, and 52 is mirror face stainless steel plate, and 53 is polytetrafluoroethylene floor;6 is pipe clamp;7 is screw rod.
Detailed description of the invention
In conjunction with accompanying drawing, the present invention is further described.
See Fig. 1 to Fig. 3, shown is one embodiment of the present of invention, nominal diameter is DN400(mm), using temperature is 200 DEG C to 800 DEG C, absolute altitude at the bottom of pipe is 200mm, specifically including pipe connection component 1, heat insulation 3, base connecting elements 4 and base 5, pipeline is lifted in the upper end of pipe connection component 1, and its lower end connects the top of heat insulation 3;The lower end of described heat insulation 3 is fixed on base 5 by base connecting elements 4.
Pipe connection component 1 includes 11, two pieces of axially disposed risers 12 of arc plate, baffle plate 2 and the transverse slat 13 of level of opening upwards;The upper end of two pieces of risers 12 arranged on left and right sides with arc plate 11 lower surface respectively is connected, and the lower end of described riser 12 connects the top of heat insulation 3;It is connected by transverse slat 13 between two pieces of risers 12;Arc plate 11 two ends, riser 12 two ends and transverse slat 13 two ends are connected by two pieces of axial baffles 2 respectively.
Wherein, pipe connection component 1 also includes four tool reinforcements 14;Described reinforcement 14 in approximation triangle, its two ends respectively with arc plate 11, the outside compact siro spinning technology of riser 12.
Between arc plate 11 and riser 12, transverse slat 13 and baffle plate 2, it is respectively provided with cavity, in described cavity, is filled with nano ceramics heat-insulation layer 15.Transverse slat 13 is coated with nano ceramics heat-insulation layer 15.The outer surface of heat insulation 3 is also coated with nano ceramics heat-insulation layer 15.
Wherein, base 5 is provided with upper base plate 51 and lower seat board 54, and the upper end of upper base plate 51 and the lower end of base connecting elements 4 connect;Mirror face stainless steel plate 52 and polytetrafluoroethylene floor 53 it is provided with between upper base plate 51 and lower seat board 54.
The present embodiment in use, has amount of heat in the pipeline of its metal material lifted and outwards sheds.Wherein pipe connection component 1 is after receiving the pipeline heat above it, and heat is transferred to riser 12 by arc plate 11, then passes through the transverse slat 13 that riser 12 is transferred to be connected therebetween, then is transferred to the inside of heat insulation 3 via transverse slat 13.Owing to being all coated with nano ceramics heat-insulation layer 15 in the cavity between outer surface and arc plate 11 and riser 12, transverse slat 13 and the baffle plate 2 of transverse slat 13.If the heat being transferred to transverse slat 13 need to distribute from the inside of heat insulation 3, the most first to then pass through heat insulation 3 through the nano ceramics heat-insulation layer 15 of transverse slat 13 outer surface, more just can realize through the nano ceramics heat-insulation layer 15 of heat insulation 3 outer surface.Two-layer nano ceramics heat-insulation layer 15 and a heat insulation 3 can be effectively ensured heat and not scatter and disappear.The structure of the pipe connection component 1 of the present invention can make heat be transmitted to the inside of heat-barrier material of heat insulation 3 along specific design route, improves effect of heat insulation.
Therefore, from inner-walls of duct to base 5, temperature can gradually drop.When room temperature is 20 DEG C, when pipeline external wraps up without thermal insulation layer, rest base hull-skin temperature is in the range of 31 DEG C-57 DEG C;And when pipeline external has thermal insulation layer to wrap up, rest base hull-skin temperature is in the range of 34 DEG C-60 DEG C, now heat radiation power is about 90W, and the old-fashioned bearing product relative to the nearly 200W of general heat radiation power has greater advantage.
Above-mentioned heat insulation 3 not only possesses heat insulating function, has also taken into account requirement of strength.Bearing is typically subject in the course of the work along the axial thrust of pipeline.In the present embodiment, the baffle plate 2 of thrust conduction horizontally set extremely can be conducted to heat insulation 3 via axial baffle plate 2, and the axial thrust of pipeline become the shearing force in the horizontal direction of heat insulation 3 after by the huge axial thrust of pipeline by arc plate 11.
See Fig. 4, when high temperature, for further fixed-piping, pipe clamp component can be set in the present invention, i.e. using the pipe clamp 6 of two panels circular arc, be bolted between two panels pipe clamp 6, the pipe clamp 6 after connection constitutes a bigger circular arc intermediate plate, its another two ends are connected by bolt with the front end of arc plate 11 or the both sides of rear end respectively, and two panels pipe clamp 6 and arc plate 11 collectively form an annulus.
In order to increase intensity further, between pipe connection component 1 or base connecting elements 4 and heat insulation 3, it is additionally provided with screw rod strenthening member.Relatively, screw rod strenthening member mainly includes a screw rod 7 transversely or longitudinally running through heat insulation 3 to the pattern of screw rod strenthening member and riveting, and heat insulation 3 is exposed at the two ends of screw rod 7.In the present embodiment, between pipe connection component 1 and heat insulation 3, being provided with two screw rods 7, this screw rod 7 is longitudinally disposed;Between base connecting elements 4 and heat insulation 3, being additionally provided with two screw rods 7, this screw rod 7 is transversely arranged.The hole that the two ends of screw rod 7 are offered with pipe connection component 1 or base connecting elements 4 both sides respectively is by being welded to connect.Screw rod 7 can bear bigger power, the strong power having disperseed heat insulation 3 to be subject to.
To sum up, present invention have the advantage that 1) using heat-barrier material heat insulation 3 main in structure as the ingredient of seat supports component so that the allowable stress value of seat supports component increases;And effectively increase effective insulating thickness;Not only meet the requirement of strength of bearing but also meet effect of heat insulation requirement.
2) during work, the axial thrust of pipelines and petrochemical pipelines can rely on heat insulation 3 and baffle plate 2 to offset, and more can bear larger axis to power compared with old-fashioned anchor studs structure.
3) heat insulation 3 is owing to being arranged on the lower section of pipe connection component 1, its size and the radius of arc plate 1, arc length are unrelated, therefore not by pipe connection component 1 and the size constraint of base connecting elements 4, modularized production can be carried out, versatility is improved, cost reduces.
4) present invention is during installing, and decreases the usage amount of steel, and then welding is also measured little, decreases the workload of production.
Embodiments of the present invention are described above in conjunction with drawings and Examples; the structure that embodiment is given is not intended that limitation of the present invention; in this area, those skilled in the art can adjust according to needs, makes various deformation or amendment within the scope of the appended claims all in protection domain.

Claims (6)

1. a high temperature pipelines and petrochemical pipelines heat-insulating support, including pipe connection component (1), heat insulation (3), base connecting elements (4) and base (5), it is characterized in that: pipeline is lifted in the upper end of pipe connection component (1), its lower end connects the top of heat insulation (3);The lower end of described heat insulation (3) is fixed on base (5) by base connecting elements (4);
Wherein, pipe connection component (1) includes the arc plate (11) of opening upwards, two pieces of axially disposed risers (12), baffle plate (2) and the transverse slat (13) of level;
The upper end of two pieces of risers (12) arranged on left and right sides with arc plate (11) lower surface respectively is connected, and the lower end of riser (12) connects the top of heat insulation (3);It is connected by transverse slat (13) between two pieces of risers (12);Arc plate (11) two ends, riser (12) two ends and transverse slat (13) two ends are connected by two pieces of axial baffles (2) respectively;
Between arc plate (11) and riser (12), transverse slat (13) and baffle plate (2), it is respectively provided with cavity, in described cavity, is filled with nano ceramics heat-insulation layer (15);
It is additionally provided with screw rod strenthening member between pipe connection component (1) or base connecting elements (4) and heat insulation (3);Described screw rod strenthening member mainly includes a screw rod (7) transversely or longitudinally running through heat insulation (3), and heat insulation (3) is exposed at the two ends of described screw rod (7);The hole that the two ends of described screw rod (7) are offered with pipe connection component (1) or base connecting elements (4) both sides respectively is by being welded to connect.
A kind of high temperature pipelines and petrochemical pipelines heat-insulating support the most according to claim 1, it is characterised in that: pipe connection component (1) also includes reinforcement (14);Outside with arc plate (11), riser (12) respectively, the two ends of described reinforcement (14) is connected.
A kind of high temperature pipelines and petrochemical pipelines heat-insulating support the most according to claim 1, it is characterised in that: described transverse slat (13) is coated with nano ceramics heat-insulation layer (15).
A kind of high temperature pipelines and petrochemical pipelines heat-insulating support the most according to claim 1, it is characterised in that: the outer surface of described heat insulation (3) is coated with nano ceramics heat-insulation layer (15).
A kind of high temperature pipelines and petrochemical pipelines heat-insulating support the most according to claim 1, it is characterised in that: base (5) is provided with upper base plate (51) and lower seat board (54), and the upper end of upper base plate (51) and the lower end of base connecting elements (4) connect;Mirror face stainless steel plate (52) and polytetrafluoroethylene floor (53) it is provided with between upper base plate (51) and lower seat board (54).
A kind of high temperature pipelines and petrochemical pipelines heat-insulating support the most according to claim 1, it is characterised in that: also include that pipe clamp component, described pipe clamp component are made up of two panels pipe clamp (6);Being bolted between described two panels pipe clamp (6), the another two ends of the pipe clamp (6) after connection are connected by bolt with the front end of arc plate (11) or the both sides of rear end respectively, and two panels pipe clamp (6) and arc plate (11) collectively form an annulus.
CN201410079373.2A 2014-03-06 2014-03-06 High temperature pipelines and petrochemical pipelines heat-insulating support Active CN103807570B (en)

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CN201410079373.2A CN103807570B (en) 2014-03-06 2014-03-06 High temperature pipelines and petrochemical pipelines heat-insulating support

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CN103807570B true CN103807570B (en) 2016-08-24

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EP3124842A4 (en) 2014-03-28 2017-11-01 Public Joint Stock Company "Transneft" Movable pipeline-support and support assembly thereof
CA2942828C (en) 2014-03-28 2021-02-09 Public Joint Stock Company "Transneft" Stationary pipeline support
EP3124843B1 (en) 2014-03-28 2020-01-22 Public Joint Stock Company "Transneft" Method for installing a stationary support in a planned position
CN108397785B (en) * 2018-03-14 2020-08-04 中国能源建设集团广东省电力设计研究院有限公司 Circular flue duct support device
CN108864890A (en) * 2018-05-25 2018-11-23 倍德力能源装备(江苏)有限公司 Solar energy thermal-power-generating energy-saving type safe support system

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