CN103492778A - Device for fastening convector-fluid lines to a container - Google Patents

Device for fastening convector-fluid lines to a container Download PDF

Info

Publication number
CN103492778A
CN103492778A CN201280018333.6A CN201280018333A CN103492778A CN 103492778 A CN103492778 A CN 103492778A CN 201280018333 A CN201280018333 A CN 201280018333A CN 103492778 A CN103492778 A CN 103492778A
Authority
CN
China
Prior art keywords
bearing carrier
fixing device
retaining member
transfer medium
heat transfer
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
Application number
CN201280018333.6A
Other languages
Chinese (zh)
Inventor
S·威特默
S·布列格利
H·阿马佘
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of CN103492778A publication Critical patent/CN103492778A/en
Pending legal-status Critical Current

Links

Images

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
    • F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
    • F16L3/221—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals having brackets connected together by means of a common support
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/08—Metals
    • 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
    • F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
    • F16L3/223—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals each support having one transverse base for supporting the pipes
    • 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
    • F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
    • F16L3/223—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals each support having one transverse base for supporting the pipes
    • F16L3/227—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals each support having one transverse base for supporting the pipes each pipe being supported by a separate element fastened to the base
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
    • F24D3/14—Tube and panel arrangements for ceiling, wall, or underfloor heating incorporated in a ceiling, wall or floor
    • F24D3/141—Tube mountings specially adapted therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
    • F24D3/14—Tube and panel arrangements for ceiling, wall, or underfloor heating incorporated in a ceiling, wall or floor
    • F24D3/141—Tube mountings specially adapted therefor
    • F24D3/143—Tube clips with barbed anchors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C08K2003/0856—Iron
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Packages (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Fastening device for convector-fluid lines comprising a belt-shaped carrier element (10) and a plurality of claw-shaped holding elements (12) which in each case have two side parts, one end of which is connected fixedly to the upper side of the carrier element (10), wherein a convector-fluid line (30) can be placed between the in each case two side parts of a holding element (12), characterized in that the side parts of the holding elements (12) have a collar (14) at their end which faces away from the carrier element (10) and, with regard to their transverse orientation, are arranged substantially perpendicularly with respect to the longitudinal direction of the carrier element (10).

Description

For the heat transfer medium pipe being fixed to the device of container
The application is incorporated to the U.S. Provisional Application 61/477633 of submitting on April 21st, 2011 by reference.
The present invention relates to a kind of fixing device for the heat transfer medium pipe, it comprises banded bearing carrier and a plurality of claw-like retaining member, described retaining member comprises two side parts in each case, one end of described side part firmly is connected with the upside of described bearing carrier, wherein the heat transfer medium pipe can be placed in each case between two side parts of retaining member.In addition, the present invention relates to this fixing device for fixing purposes of accompanying hot heat transfer medium pipe as container.
In process engineering and other industrial branches, be generally pipe, container or partial devices and provide the companion heat as reactor and tower.This companion's heat can be used for various purposes, for example prevent that pipe from freezing or the compensation vessel content via the thermal loss of container wall.Known the whole bag of tricks and process technology scheme will accompany heat to put into practice.A kind of method relates to be used heating cable or heating cushion and heats by electric energy on pipe or container.Yet the shortcoming of the method is that it has improved cost and only can be used for heating.Can not realize in this way cooling.
Another kind method is used pipe or flexible pipe as the heat transfer medium pipe, wherein is connected with liquid state or gaseous heat-transfer medium, and herein and hereinafter term " gaseous state " also refers to " being the steam form ".This system has overcome above-mentioned shortcoming, and this is that it can be used for heating or cooling because depend on heat transfer medium.Described heat transfer medium pipe can be directly installed on the pipe or container for the treatment of temperature control.For example, firmly weld or be clamped in half coil pipe on container wall or totally pipe be known.Because heat transfer medium directly contacts with container wall, this companion's hot mode really has advantages of efficient heat transfer.Yet a shortcoming is, even, in the situation that container wall expands a little, in half coil pipe, also stress cracking may occur, thereby causes leaking.In addition, maintenance complexity and the cost of this system are high.
In another kind companion hot mode, the heat transfer medium pipe is installed so that it is apart from pipe or the very short distance of container for the treatment of temperature control.This system is for example known by EP1063459A1.The document has been described for the fixing device of heat transfer medium pipe, and described device has and described heat transfer medium pipe clamp can be buckled in to fixture wherein, and described device is fixed on the pipe or container for the treatment of temperature control by band.This system is very suitable for pipe, and this is because the heat transfer medium pipe simply and rapidly can be fixed on described pipe by described band.Yet this fixing not to be suitable for so installing container, particularly diameter be for example the container of 0.5m.Now, need at least two people to be installed, this is because a people can't be arranged on described band in the desired location on container separately.In addition, using band that the required many fixtures of container will be installed, to be fixed to this container very loaded down with trivial details and complicated.
Purpose is to provide and a kind ofly the heat transfer medium pipe simply and effectively can be fixed to the device on container.In addition, described device should be produced solid and at an easy rate.
According to the present invention, described purpose realizes by the fixing device of claim 1.Favourable scheme of the present invention is described in dependent claims 2-14.The present invention also provides the purposes according to the fixing device of claim 15 and 16.
Fixing device of the present invention is particularly suitable for the heat transfer medium pipe is fixed on container, particularly as companion's heat of described container.It is particularly suitable for installing the heat transfer medium pipe as the companion's heat with reactor in large diameter container, especially process engineering device or tower.Major diameter means the diameter that a people can't hug fully with both arms.
Described fixing device is particularly suitable for being the heat transfer medium pipe of pipe or flexible pipe form.According to the present invention, a kind of purposes of described fixing device relates to uses corrugated flexible hose as the heat transfer medium pipe, wherein is connected with liquid state or gaseous heat-transfer medium.Use especially suitably hot water or steam as heat transfer medium, this is because such medium usually can supply at an easy rate in the process engineering device.Corrugated flexible hose is can be by various suppliers commercially available and be known to the person skilled in the art.
Fixing device for the heat transfer medium pipe of the present invention comprises banded bearing carrier and a plurality of claw-like retaining member.Herein, " band shape " mean the extension (hereinafter also referred to as " length ") in the vertical of described bearing carrier obviously be greater than its extension in the horizontal (its be defined as with vertically vertical and hereinafter also referred to as " width ").Width obviously is greater than again the extension (hereinafter referred to as " thickness " or " material thickness " of bearing carrier) on the direction perpendicular to vertical and horizontal.
In preferred embodiments, the material thickness of described bearing carrier is 4-12mm, particularly preferably 5-7mm.The width of described bearing carrier is preferably 1.5-4cm, particularly preferably 2-3cm.Depend on production technology, described bearing carrier can be used as continuous product or with predetermined length production.If bearing carrier is with monolith forms production, preferred length is 80-120cm.
Each retaining member comprises two side parts, and an end of described side part firmly is connected with the upside of bearing carrier in each case.Described two side parts extend from the upside of bearing carrier so that it forms the mode that pawl and heat transfer medium pipe can be placed between these two side parts.In a favourable scheme, described two side parts so that its respective inner surfaces basically mode parallel to each other arrange.According to the present invention, with regard to its horizontal expansion, described side part is substantially perpendicular to vertical setting of bearing carrier, and wherein angle deviating ± 5 ° still are regarded as " perpendicular ".In addition, with regard to the extension of leaving bearing carrier with regard to it, described side part also preferably vertically arranges in the limit of production precision.The wall thickness of described side part is preferably 1.5-4mm, particularly preferably 2-3mm.
At it, the end away from bearing carrier has flange to the side part of described retaining member.In preferred embodiments, described flange be positioned at the end of opposed facing inwall of respective side part of retaining member and its size make the heat transfer medium pipe by outside by two corresponding flanges towards bearing carrier be snapped in the inside of retaining member.After buckle, it is more difficult that described flange prevents that the heat transfer medium pipe from skidding off or making this to skid off internally.
In another preferred embodiment, described flange returns at You Qi lateral, the end of side part extension.In addition, in this embodiment, described fixing device comprises the reeded locking cap of tool, and the shape of wherein said flange and groove is complimentary to one another, thereby makes described locking cap to be placed on flange.Now, for fixing heat transfer medium pipe, at first the latter is placed in the gap between the side part of retaining member, then pass through closed this retaining member of described locking cap at its opening end, once thereby make locking cap installation in position on the flange of retaining member, described heat transfer medium pipe is fixed in described retaining member.Once preferred described flange and groove, with locking cap installation in position on the side part of retaining member, make described locking cap not fit each other from the mode of described retaining member slippage thereby obtain fastening installation.
Described bearing carrier preferably includes the groove on its downside between adjacent retaining member.Particularly preferably, groove is in each case between two adjacent retaining members.Described groove advantageously extends on the whole width of described bearing carrier.When observing in longitudinal section, described groove can have any required shape; It is preferably V-arrangement or U-shaped in longitudinal section.Described groove has improved bearing carrier flexibility in the vertical, thereby makes described bearing carrier for example easily to place and to be fixed on the curved surface of container.In addition, described bearing carrier can, easily by described groove place instrument, for example foreshorten to required length with the cutter separation.The described bearing carrier minimum material thickness between the minimum point of side and described groove thereon is particularly preferably 1-2mm.The flexibility of bearing carrier and the equilibrium relation between its stability have been found to obtain in this number range.
In preferred version, described bearing carrier comprises lateral projection, and it,, perpendicular to the 1-4cm that extends to of described bearing carrier longitudinal edge, is in particular 2-3cm, and extends to 1-4cm on its direction of longitudinal edge at described bearing carrier, is in particular 2-3cm.Described projection can exist only on a side of described bearing carrier or be present on both sides.If both sides all have projection, when longitudinal direction is observed, it can be positioned at relative to one another in each case identical level place or rule or irregularly alternately be positioned on opposite side.Described projection is not counted in the width definition of above-mentioned bearing carrier.These projections can be advantageously used in described bearing carrier is fixed on container, for example, by being positioned on described projection and the band parallel with the longitudinal edge of described bearing carrier.When the longitudinal 2 observation from described bearing carrier, particularly preferably described projection is positioned at the level place of described retaining member.
Distance between the opposite inner face of the side part of retaining member, preferably corresponding to the 95-105% that waits to be fixed in heat transfer medium pipe external diameter wherein, is 98-100% especially.In the embodiment with flange outwardly and locking cap, once preferably the height of described retaining member be selected so that described locking cap installation in position, the distance between the inboard of the upside of described bearing carrier and described locking cap, corresponding to the 95-105% of described heat transfer medium pipe external diameter, is 98-100% especially.Found that inner space between described side part and optional described bearing carrier and the size of described locking cap contribute to described heat transfer medium pipe closely to be fixed in this retaining member.
In order to hold tubulose heat transfer medium pipe as corrugated flexible hose, proved advantageously according to the twice of the minimum bending radius of tubulose heat transfer medium pipe to be held and selected the distance between the opposed facing side accessory inner surface of two adjacent retaining members.This contributes to install the tubulose heat transfer medium pipe of 180 ° of wherein this pipe alternating bendings.This measure has prevented the injury of the heat transfer medium pipe that caused by kinking.Described minimum bending radius depends on material, design and the size of heat transfer medium pipe to be used.
In a preferred version of described fixing device, described bearing carrier, retaining member and optionally be present in the material of projection based on identical on this bearing carrier.Their integrated connections each other particularly preferably.Service condition is especially depended in the selection of material, the temperature particular importance on the surface that wherein said bearing carrier downside leans on.
Described bearing carrier, retaining member and the optional projection existed are by the polyamide material production hereinafter described in detail.In an embodiment of the fixing device with locking cap, the former is preferably by thermoplastic material production.
In principle, the polymer of any melt-processable all can be used as the thermoplastic material for assembly of the present invention.Especially, suitable have plastic materials or a multiple plastic materials that is selected from following group: polyethylene, polypropylene, PVC＝polyvinyl chloride, polystyrene, impact-resistant modified polystyrene (HIPS), acrylonitrile-butadiene-styrene copolymer (ABS), acrylonitrile-styrene-acrylic ester copolymer (ASA), methacrylate-acrylonitrile-butadiene-styrene copolymer (MABS), styrene-butadiene block copolymer, polyamide, PETG (PET), PETG glycol (PETG), polybutylene-terephthalate (PBT), polyoxymethylene (POM), polycarbonate (PC) (PC), polymethylmethacrylate (PMMA), poly-(ether) sulfone, the polyurethane of melt-processable (TPU) and PPO＝ polyphenylene oxide (PPO).Particularly preferred plastic materials is polyamide, polysulfones, polyether sulfone and Polyphenylene Sulfone.
Described plastics can with respective pure form or with plastics in the form of mixtures of conventional auxiliary substance use.In preferred embodiments, use the plastics with fibrous or particulate filler.Specially suitable filler is glass fibre, glass bead, mineral filler or " nano particle ".The polyamide that very particularly preferably glass fibre strengthens.
Polysulfones (hereinafter referred to as " PSU ") should mean any polymer with the repetitive connected by formula (I) sulfuryl:
Figure BDA0000395210850000051
Suitable PSU is for example for having the polymer of formula (II) repetitive, wherein R 1mean alkyl or aryl:
–R 1–SO 2- (II)
Preferred PSU is for having the polymer of formula (III) repetitive, wherein R 2, R 3, R 4and R 5mean independently of each other aryl, particularly phenyl:
–R 2–C(CH 3) 2–R 3–O–R 4–SO 2–R 5– (III).
Further preferred PSU is for having the polymer of formula (IV) repetitive, wherein R 6and R 7mean independently of each other aryl, particularly phenyl:
–R 6–SO 2–R 7–O– (IV)
Such PSU with formula (IV) repetitive is usually also referred to as polyether sulfone.
Further preferred PSU is for having the polymer of formula (V) repetitive, wherein R 8, R 9, R 10and R 11mean independently of each other aryl, particularly phenyl:
–R 8–O–R 9–SO 2–R 10–R 11–SO 2– (V)
Such PSU with formula (V) repetitive is usually also referred to as Polyphenylene Sulfone.
Described PSU and preparation method thereof be known to the person skilled in the art, be described in document and can be for example with trade name
Figure BDA0000395210850000061
commercially available by BASF SE.
Term " polyamide " not only means all known polyamide, also means the plastic materials of the mixture based on polyamide and other components.Can consider for example to have polyamide and the blend thereof of any kind of aliphatic series, partially crystallizable or partially aromatic and impaltatle structure, comprise polyetheramides, as polyether block amide.Suitable polyamide has 90-350ml/g usually, and preferably the intrinsic viscosity of 110-240ml/g is measured in 0.5 % by weight solution in 96 % by weight sulfuric acid according to ISO307 under 25 ℃.
Hypocrystalline or amorphous resin that preferred molecular weight (weight average) is at least 5,000, for example those described in U. S. Patent 2071250,2071251,2130523,2130948,2241322,2312966,2512606 and 3393210.Example is for derived from the polyamide of the lactams with 7-13 ring members, for example polycaprolactam, poly capryllactam and polylauryllactam, and by the polyamide that dicarboxylic acids and diamine reactant are obtained.
Can will have 6-12, particularly the alkane dicarboxylic acid of 6-10 carbon atom and aromatic dicarboxylic acid are as dicarboxylic acids.Can only mention that adipic acid, azelaic acid, decanedioic acid, dodecanedioic acid and terephthalic acid and/or M-phthalic acid are as acid herein.
Suitable diamines is in particular has 6-12, and particularly the alkane diamine of 6-8 carbon atom and m-xylene diamine are (for example, available from BASF SE's
Figure BDA0000395210850000062
x17, the MXDA of 1:1 mol ratio and adipic acid), two (4-aminophenyl) methane, two (4-aminocyclohexyl) methane, 2,2-bis-(4-aminophenyl) propane, 2,2-bis-(4-aminocyclohexyl) propane or 1,5-diaminourea-2-methylpentane.
Preferred polyamide is polyhexamethylene adipamide, polyhexamethylene decanediamide and polycaprolactam and copolyamide 6/66, especially has the caprolactam unit of 5-95 % by weight ratio (for example, available from BASF SE's c31).
In addition, suitable polyamide can be by the omega-amino-alkyl nitrile, for example amino-capronitrile (PA6) and adiponitrile and hexamethylene diamine (PA66) obtain by " direct polymerization " under water exists, for example, as described in DE10313681A1, EP1198491A1 and EP0922065.In addition, for example also can mention by make 1,4-Diaminobutane and adipic acid at elevated temperatures condensation obtain polyamide (polyamide 4,6).The preparation method of the polyamide of this structure for example is described in EP0038094A2, EP0038582A2 and EP0039524A1.
In addition, those for obtaining by the mixture of two or more above-mentioned monomers of copolymerization or multiple polyamide of suitable polyamide, wherein proportions of ingredients depends on the needs.The mixture of polyamide 66 and other polyamide particularly preferably, especially copolyamide 6/66.
In addition, confirmed to have and be less than 0.5 % by weight, preferably be less than the copolyamide of those partially aromatics of 0.3 % by weight triamine content, as PA6/6T and PA66/6T (referring to EP0299444A2) are particularly advantageous.Other polyamide of the temperature that tolerance raises are known by EP1994075A0 (PA6T/6I/MXD6).The described preferred partially aromatic copolyamides with low triamine content can be by EP0129195A2 and the described method preparation of EP0129196A2.
Particularly preferred polyamide material is to comprise those of following component:
A) polyamide of 10-99.999 % by weight,
B) 0.001-20 % by weight granularity is 10 μ m (d at the most 50value) iron powder, it can obtain by the thermolysis of iron pentacarbonyl, and
C) other additives of 0-70 % by weight;
Component A wherein) weight percentage sum-C) is 100%.
According to the present invention, at least described bearing carrier and retaining member are produced by this polyamide material.These polyamide materials have the heat-resistant aging of improvement and good machinery and surface characteristic, even after the heat ageing extended.It is particularly advantageous on the vessel surface had during one's term of military service continuously higher than the temperature of 180 ℃.In addition, these polyamide materials also are suitable for being low to moderate continuous service under the low temperature of approximately-30 ℃, and other materials finally can become fragile at this temperature.
As component A), these polyamide materials comprise the 10-99.999 % by weight, preferably at least one above-mentioned polyamide of 20-98 % by weight, particularly 25-94 % by weight.
As B component), described polyamide material comprises the 0.001-20 % by weight, and preferably 0.05-10 % by weight, particularly 0.1-5 % by weight can be by the iron powders that preferably the thermolysis iron pentacarbonyl obtains at the temperature of 150-350 ℃.The particle that can obtain in this way preferably has spherical, and it is spherical or substantially spherical (also referred to as pelletiod).Described iron powder preferably has 10 μ m (d at the most 50value) granularity.
Preferred iron powder has size distribution hereinafter described, and wherein said size distribution is measured (for example using Beckmann LS13320 instrument) by laser light scattering in the aqueous suspension of high dilution.Granularity hereinafter described (and distribution) can optionally obtain by grinding and/or sieving.
Herein, d xxthe XX% that means total particle volume is less than this value.
D 50value: 10 μ m at the most, preferably 1.6-8 μ m, particularly 2.9-7.5 μ m are in particular 3.4-5.2 μ m very much;
D 10value: preferred 1-5 μ m, particularly 1-3 μ m are in particular 1.4-2.7 μ m very much;
D 90value: preferred 3-35 μ m, particularly 3-12 μ m are in particular 6.4-9.2 μ m very much.
B component) preferably there is 97-99.8g/100g, preferably the iron content of 97.5-99.6g/100g.The content of other metals preferably is less than 1000ppm, particularly is less than 100ppm, is less than very especially 10ppm.Fe content passes through infrared spectroscopic determination usually.
C content is preferably 0.01-1.2g/100g, is preferably 0.05-1.1g/100g, is 0.4-1.1g/100g especially.In preferred iron powder, this C content corresponding to after thermolysis not by those of hydrogen reducing.C content usually based on ASTM E1019 by the sample size that burns in Oxygen Flow, IR detects the gaseous state CO of gained subsequently 2(by Leco CS230 or CS-mat6250, available from Juwe) and measure.
Nitrogen content is preferably 1.5g/100g at the most, is preferably 0.01-1.2g/100g.
Oxygen content is preferably 1.3g/100g at the most, is preferably 0.3-0.65g/100g.
N and O measure by sample being heated in graphite furnace approximately to 2100 ℃.The oxygen obtained in sample changes into CO and uses the IR detector to measure.The N discharged by nitrogen-containing compound under reaction region discharges with carrier gas and passes through TCD (thermal conductance detector) and detect and record (described two kinds of methods are all based on ASTM E1019).
Bulk density is preferably 2.5-5g/cm 3, be 2.7-4.4g/cm especially 3.This means the density recorded when realizing compacting when described powder for example being placed in to container jolting usually.Further preferred iron powder phosphoric acid iron, phosphorous acid iron or SiO 2surface applies.Be preferably 0.1-10m according to the BET surface area of DIN ISO9277 2/ g is 0.1-5m especially 2/ g, be preferably 0.2-1m 2/ g is 0.4-1m especially 2/ g.
In order to obtain particularly preferred iron particle size distribution, can use the batch of material that comprises polymer.Polymer such as polyolefin, polyester or polyamide is suitable for this purpose, wherein said batch of material polymer preferably with component A) identical.The mass ratio of iron in described polymer is generally 15-80 quality %, is preferably 20-40 quality %.
As component C), described preferred polyamide material can comprise 70 % by weight at the most, preferred other additives of 50 % by weight at the most.
Fibrous or the granulated filler C1 that can mention) be carbon fiber, glass fibre, glass bead, amorphous silica, calcium silicate, calcium metasilicate, magnesium carbonate, white clay, chalk, flint, mica, barium sulphate and feldspar, it is with the 1-50 % by weight, be in particular the 5-40 % by weight, the amount that is preferably the 10-40 % by weight is used.The optimum fiber shape filler that can mention is carbon fiber, aramid fibre and potassium titanate fibre, wherein the glass fibre of E-glass particularly preferably.These can use with the conventional business form of rove or chopped silk.In order to improve the compatibility with thermoplastic, available silane compound carries out surface preparation to described bat wool.Preferred silane compound is TSL 8330, aminobutyl trimethoxy silane, aminopropyltriethoxywerene werene, aminobutyl triethoxysilane and comprises the corresponding silane of glycidyl as substituent X.Described silane compound is usually with the 0.01-2 % by weight, and preferably the 0.025-1.0 % by weight, be that the amount of 0.05-0.5 % by weight (with respect to C) applies for surface especially.
The needle-like mineral filler is also suitable.The needle-like mineral filler means to have the mineral filler of obvious needle-like feature.Can mention acicular wollastonite as an example.Described mineral substance preferably has 8:1-35:1, preferably the L/D (length/diameter) of 8:1-11:1 ratio.Described mineral filler can be optionally with above-mentioned silane compound pretreatment; Yet pretreatment is not definitely essential.
Other fillers that can mention are white clay, calcined kaolin, wollastonite, talcum and chalk, also have in addition stratiform or acicular nanometer filler, and its amount is preferably 0.1-10%.Preferably boehmite, bentonite clay, smectite, vermiculite, hectorite and hectorite are used for to this purpose.In order to realize the excellent compatibility of laminar nano filler and organic bond, according to prior art, to layered Nano filling, carry out organically-modified.Stratiform or acicular nanometer filler are added in nano composite material of the present invention to the further raising that causes mechanical strength.
As component C2), described polyamide material can comprise the 0.05-3 % by weight, preferably 0.1-1.5 % by weight, the particularly oiling agent of 0.1-1 % by weight.Preferably there is 10-44 C atom, preferably Al, alkali metal, alkali salt or ester or the acid amides of the fatty acid of 12-44 C atom.Also can use the mixture of various salt, wherein proportions of ingredients depends on the needs.The also mixture of the various esters of use capable of being combined or acid amides or ester and acid amides, wherein proportions of ingredients depends on the needs.
As component C3), described polyamide material can comprise the 0.05-3 % by weight, preferably the 0.1-1.5 % by weight, the Cu stabilizer of 0.1-1 % by weight particularly, preferred halogenation Cu (I), particularly with alkali halide, the mixture of the ratio of preferred KI, particularly 1:4; Perhaps sterically hindered phenol or its mixture.The unit price mantoquita that can preferably consider is copper acetate (I), copper chloride (I), copper bromide (I) and cupric iodide (I).These take with respect to polyamide is 5-500ppm copper, and preferably the amount of 10-250ppm copper exists.
Suitable sterically hindered phenol C3) be in principle any compound that there is the phenol structure and there is at least one group taken up space on the phenol ring.
The antioxidant C of can be separately or using as mixture), with the 0.05-3 % by weight, preferably 0.1-1.5 % by weight, the particularly amount of 0.1-1 % by weight exist, with respect to described polyamide material A)-C) gross weight.
As component C4), described polyamide material can comprise the 0.05-5 % by weight, preferably 0.1-2 % by weight, the particularly aniline black of 0.25-1.5 % by weight.Aniline black means the phenazine dyes (azine color) of a class black or grey usually, it relates to the induline of take various forms (water-soluble, fat-soluble, alcohol dissolubility), its for woolen dyeing and printing, for silk dye black, for colouring leather, shoe polish, varnish, plastics, baking finish, printing ink etc., and as the microcosmic colorant.Aniline black passes through nitrobenzene, aniline and anilinechloride and metallic iron and FeCl 3heat and industry acquisition (title is from Latin niger=black).Component C4) can use with free alkali or for example, with salt (hydrochloride) form.
Other conventional additives C) be for example 25 % by weight at the most, preferably the rubber elasticity polymer of 20 % by weight amounts (usually also referred to as impact modifier, elastomer or rubber) at the most.These generally include preferably by least two kinds of copolymers that following monomer is synthetic: ethene, propylene, butadiene, isobutylene, isoprene, chlorobutadiene, vinyl acetate, vinyl benzene, acrylonitrile and have acrylate or the methacrylate of 1-18 C atom in alkoxide component.This base polymer for example is described in Houben-Weyl, Methoden der organischen Chemie, the 14/1st volume (Georg-Thieme-Verlag, Stuttgart, 1961), in the monograph of 392-406 page and C.B.Bucknall " Toughened Plastics " (Applied Science Publishers, London, 1977).
Preferred emulsion polymer example is n-butyl acrylate/(methyl) acrylic copolymer, n-butyl acrylate/glycidyl acrylate or n-butyl acrylate/glycidyl methacrylate copolymer, has the graft copolymer of the shell of n-butyl acrylate or the kernel based on butadiene and above-mentioned copolymer, and ethene and have the copolymer of the comonomer of reactive group.It is known preparing such elastomeric method.
As component C), described polyamide material can comprise the conventional machining auxiliary agent, and as reagent, slipping agent and the releasing agent that stabilizer, oxidation retarder, heat resistanceheat resistant decomposition and ultraviolet decompose, colorant is as dyestuff and pigment, nucleator, plasticizing agent etc.
Preferred polyamide material can be known according to itself the method preparation, wherein each raw material is mixed in as screw extruder, Brabender grinding machine or Banbury grinding machine at conventional mixing arrangement, then extrude.After extruding, can the cooling and pulverizing by extrudate.Also can, by each component premix, then surplus stock be added separately and/or same the mixing.Mixing temperature is generally 230-320 ℃.
According to another preference pattern of operation, can be by B component) and optional C) mix, prepare also granulation with prepolymer.Then, by the gained particle under inert gas lower than component A) the temperature of fusing point under continuous or discontinuous solid phase condensation to required viscosity.
In those situations that fixing device of the present invention and optional locking cap are produced by above-mentioned thermoplastic material therein, it can be for example by simply injection-molded and production at an easy rate.
Depend on service condition, particularly the condition relevant with the heat load of expection, can select suitable thermoplastic material to produce described fixing device and/or locking cap.To higher temperature, for example, higher than container wall or the heat transfer medium tube wall of 180 ℃, specially suitable is the above-mentioned polyamide material with heat-resistant aging of improvement.These polyamide materials are suitable for using under the low temperature of approximately-30 ℃ equally.
Fixed component can be advantageously being used under band for container, and described band laterally is guided on bearing carrier or machine-direction oriented parallel with bearing carrier on above-mentioned projection.In another program of the present invention, described bearing carrier comprises the setting tool that is positioned at its downside, even described setting tool allows, not using assistant tool as under being with, described fixing device to be fixed on container.In preferred embodiments, described setting tool comprises the permanent magnet be integrated in described bearing carrier downside.In another preferred version, described setting tool comprises the adhesive coating be applied on described bearing carrier downside.Those that particularly preferred adhesive coating is the component based on being known as conventional pressure-sensitive adhesive, it can be used for approximately 350 ℃ of temperature of about 250-.
Fixing device of the present invention has a plurality of advantages.With the heat transfer medium pipe that firmly be connected to container on known by prior art, compare, obviously costliness and installation are more simple so for described fixing device.Described design can not bring the risk of stress cracking.With known independent member, as above-mentioned fixture, compare, device of the present invention has advantages of and the heat transfer medium pipe can be mounted on container sooner and more simply.Once described fixed component is arranged on container, the heat transfer medium pipe can be installed at short notice simply by a people.Use fixing device of the present invention, the maintenance of mounted heat transfer medium pipe or change also can be carried out sooner and at an easy rate.
Following accompanying drawing further elaborates the present invention, and described accompanying drawing is interpreted as schematic diagram.It does not limit the present invention, for example, with regard to concrete size or various structure.In described accompanying drawing:
Fig. 1: it has shown the longitudinal section of the fixing device embodiment of the present invention of the example of shape with three flanges and locking cap groove;
Fig. 2: it has shown the plan view (not shown locking cap) of Fig. 1 fixing device;
Fig. 3: it has shown the plan view of Fig. 2 of the heat transfer medium pipe with insertion;
Fig. 4: it has shown the longitudinal section of another embodiment of the fixing device of the present invention with locking cap;
Fig. 5: it has shown the longitudinal section had to the fixing device embodiment of the present invention of inward flange;
Fig. 6: it has shown the partial view of the vertical vessel with fixing device of the present invention and heat transfer medium pipe;
Fig. 7: it has shown the view of the horizontal vessel with fixing device of the present invention and heat transfer medium pipe.
Fig. 1 has shown the longitudinal section of fixing device embodiment of the present invention, it has three retaining member 12a, 12b, 12c, and it has difform flange 14a, 14b, 14c and is arranged in the corresponding recesses of locking cap 20a, 20b, 20c (showing with exemplary form).Described retaining member comprises two side parts in each case, and an end of described side part is connected with the upside of bearing carrier 10 in each case.Bearing carrier 10 is included in the groove between two retaining members 18 in every kind of situation on its downside, and it is V-shape structure in the example shown.In addition, bearing carrier 10 comprises the projection 16 that is positioned at retaining member 12a, 12b, 12c level place in each case, and it vertically protrudes from outside the plane of described accompanying drawing in Fig. 1.
Described side part comprises outward extending flange 14a, 14b, 14c from the outside of described side part in each case away from an end of bearing carrier 10.Difform flange has been contained in the present invention.Flange only needs to be suitable for so that, after it is buckled, it is fixed and holds locking cap 20a, 20b, the 20c with corresponding recesses in the mode of anti-slip (preferably passing through form fit).Fig. 1 has shown three examples of flange and groove shapes.In the embodiment of side, flange 14a is triangular in shape in longitudinal section leftward.Described flange is by the inboard outwardly convex of described side part, and when from longitudinal 2 observation, its minimum point is also the solstics from side part convex outer surfaces.Be shaped as similar to triangle is trapezoidal, and the hypotenuse of wherein said flange does not start from the inboard of side part, but starts from the upper end between inboard and the outside.This example modification is not shown in Fig. 1.
In the embodiment shown in Fig. 1 centre, the corresponding recesses in flange 14b and locking cap 20b is triangle in longitudinal section.The flange 14c of embodiment shown in right side and the groove of locking cap 14c are circular, for example semicircular in shape or half elliptic.Described shape should be considered as example.Self-evident, flange 14 and the groove of other shapes also contained in the present invention, once condition is that locking cap is buckled on flange, described locking cap just is fixed with anti-slip.This is equally applicable to the profile of locking cap, and it is rectangular in longitudinal section in modification 20a and 20b, and rounded equally in modification 20c.When being basically to avoid being buckled on flange by locking cap, the advantage with circular embodiment grips.
Fig. 2 has shown the plan view of Fig. 1 fixing device, and wherein this schematic diagram has omitted locking cap.When the transverse observation from bearing carrier 10, retaining member 12a, 12b, 12c center arrange.Dotted line in the side part means how far flange is extended with from the outside of respective side part.Dotted line in bearing carrier 10 means to be positioned at the track of the groove 18 on downside.The clear projection 16 that shown of this figure, it is vertically stretched out by the outer ledge of bearing carrier 10 at retaining member 12a, 12b, 12c level place in the example shown.Self-evident, other shapes of the projection 16 in plan view are also contained in the present invention.For example, projection 16 can be also for example trapezoidal, and wherein the base of bearing carrier is wider than the outer end of described projection.
Fig. 3 is corresponding to the plan view of Fig. 2 fixing device of the heat transfer medium pipe 30 with insertion.For knowing reason, described view has omitted locking cap.In the preferred version of fixing device of the present invention, the distance between two adjacent retaining member 12a and 12b inboard is corresponding to the twice of the minimum bending radius 32 of the heat transfer medium pipe 30 inserted.This size depends on heat transfer medium pipe used.Following table has illustrated can be given birth to by difference corrugated flexible hose nominal diameter and external diameter and the minimum bending radius of the commercially available corrugated flexible hose system of manufacturer.
Figure BDA0000395210850000131
Fig. 4 has shown the longitudinal section of another embodiment of fixing device of the present invention of the heat transfer medium pipe 30 that has locking cap 20 and insert.Know and find out from described enlarged view, the groove 18 be arranged on bearing carrier 10 downsides only extends to described material with the degree that keeps minimum material thickness 19, and this minimum material thickness has been guaranteed the strength and stability of bearing carrier 10.Have depression 17 on the upside of the bearing carrier 10 between the side part of retaining member 12, the shape of described depression is close with the external frame of heat transfer medium pipe 30 to be held.In this example, also there is corresponding depression 21 in locking cap 20.Described depression has been improved the maintenance of heat transfer medium pipe 30 in retaining member 12.The flange 14 of described side part and the groove of locking cap 20 are the triangular structure as Fig. 1 left-hand part.When from longitudinal 2 observation, the external frame of locking cap 20 is trapezoidal.
Preferably the horizontal equivalent between the side accessory inner surface of retaining member 12 is selected, thereby made its external diameter corresponding to the heat transfer medium pipe 30 be inserted into.Described distance is preferably the 95-105% of heat transfer medium pipe 30 external diameters, is particularly preferably 98-100%.The stock size of corresponding external diameter has been described in upper table by way of example.Perpendicular distance between bearing carrier 10 upsides and locking cap 20 inboards is preferably the 95-105% of heat transfer medium pipe 30 external diameters equally, is particularly preferably 98-100%.When measure this apart from the time, count the depression 17,21 of optional existence.
If described level and/or perpendicular distance are chosen as to the external diameter that is less than heat transfer medium pipe 30, this causes when locking cap 20 is buckled, and heat transfer medium pipe 30 deforms a little.Now, locking cap 20 must be buckled on the flange 14 of side part of retaining member 12 under a certain amount of pressure.Preferably this size is selected, thus slippage when making pressure sufficient to guarantee close installation locking cap 20 to be applied and therefore preventing that locking cap 20 is on being secured in place in described flange.As another selection or supplementary, the size of the groove 22 in locking cap 20 can make it be slightly less than the external frame of flange 14.Now, be independent of the size of the heat transfer medium pipe 30 of insertion, guaranteed the close installation of locking cap 20 on flange 14.
Fig. 5 has shown the longitudinal section of another embodiment of the fixing device of the present invention of the flange 14 had inwardly.In this example, flange 14 is leg-of-mutton in longitudinal section, and the end face of wherein said side part is tilted to extend internally by outer surface.The minimum point of described inclined end face also protrudes into retaining member 12 inside point farthest for the internal surface by the respective side part.In this embodiment, without locking cap.This has guaranteed heat transfer medium pipe 30 is remained in retaining member 12, once this is because heat transfer medium pipe 30 is pressed into to the inside of retaining member 12, inwardly protruded flange 14 extends and therefore prevents that the latter from skidding off from described fixing device along the external frame of described heat transfer medium pipe.As the example of Fig. 4, in this embodiment, also can there is depression 17 on the upside of bearing carrier 10, the shape of described depression is close with the external frame of heat transfer medium pipe to be held.
Fig. 6 and 7 has shown the example of the container that fixing device of the present invention and heat transfer medium pipe are installed.Fig. 6 has shown the top of vertical vessel 40.A plurality of fixing devices of the present invention with different length are arranged on described container with Vertical direction.They are by being with 50 to be held in place, with the machine-direction oriented vertically tension of 50 circumference around container 40 and described fixing device.For knowing reason, only show the minority band.Be buckled on the flange of described retaining member and the fixing locking cap of described heat transfer medium pipe is symbolically meaned by stain.
Once described fixing device is arranged on container 40, described heat transfer medium pipe can be arranged on described container simply.In the upper area of container 40, shown by way of example the first heat transfer medium pipe, it comprises entrance 34a and the outlet 36a of heat transfer medium.It is wound around described container with spiral form, and horizontal-extending is by the front portion (as illustrated) of container, and is tilted to down by rear portion (being illustrated by the broken lines).Track under described heat transfer medium pipe being tilted on rear portion can be realized by according to slightly low ground, inclination angle, adjacent fixing device being installed in each case simply.Described fixing device also can optionally be installed a little obliquely, thereby makes the heat transfer medium pipe extend perpendicular to the longitudinal axis of described bearing carrier.
The second heat transfer medium pipe is installed below described the first heat transfer medium pipe, and it has entrance 34b and the outlet 36b of heat transfer medium.For example, due to mouth 42 (manholes) that are positioned on described container, at this some place, can't lay the heat transfer medium pipe around the whole girth of this container.Now, lay the heat transfer medium pipe with ring-type suitably, wherein said pipe bends 180 ° repeatedly.
Fig. 7 has shown the example of the vertical vessel 40 with fixing device of the present invention and heat transfer medium pipe.The example that is different from Fig. 6, now be with 50 major parts to be parallel to described fixing device and extend.Use the protruding fixing device that has above further described herein.Be with 50 to extend on described projection, and therefore keep described fixing device to lean against on the outer wall of container 40.In addition, in this example, the groove on the bearing carrier downside has favourable effect, because described fixing device is installed along the curvature of container 40.In the zone that is unsuitable for the described band of parallel laying, for example, in the zone above mouth 42, with 50 longitudinal axis guidings as fixing device as described in being substantially perpendicular in the vertical vessel of Fig. 6.To have the entrance 34a of heat transfer medium and the first heat transfer medium pipe of outlet 36a is arranged in the upper area of container 40 with spiral form.The second heat transfer medium pipe with entrance 34b and outlet 36b is provided at the left side of this mouthful with annular form.
Fixing device of the present invention can be advantageously used in the heat transfer medium pipe is fixed on container.Now, whole container or only each zone of this container can there is pipe.Described heat transfer medium pipe can be for example by the warm of keeping company, especially for reactor or the tower in companion's thermal process design library part editor and reuse.For this reason, can use various heat transfer mediums, for example hot liquid or steam, as the steam of water or different pressures level.Yet, with known electric heating system, to compare, described heat transfer medium also can be used for cooling, for example makes cold fluid pass through this heat transfer medium pipe as water.

Claims (16)

1. the fixing device for the heat transfer medium pipe, it comprises banded bearing carrier (10) and a plurality of claw-like retaining member (12), described retaining member (12) comprises two side parts in each case, one end of described side part firmly is connected with the upside of bearing carrier (10), wherein heat transfer medium pipe (30) can be placed between two side parts of retaining member (12) in each case, and the side part of retaining member (12) also comprises that be positioned at it is substantially perpendicular to vertical setting of bearing carrier (10) with regard to its horizontal orientation away from the flange (14) on an end of bearing carrier (10) and described side part, wherein bearing carrier (10) and retaining member (12) are by the polyamide material production that comprises following component:
A) 10-99.999 % by weight polyamide,
B) 0.001-20 % by weight iron powder, it can obtain by the thermolysis iron pentacarbonyl, and
C) other additives of 0-70 % by weight;
Component A wherein) weight percentage sum-C) is 100%.
2. according to the fixing device of claim 1, wherein said iron powder has the granularity (d that is at most 10 μ m 50value).
3. according to the fixing device of claim 1 or 2, wherein the flange (14) of the side part of retaining member (12) is positioned on the opposed facing inboard of described side part and its size makes heat transfer medium pipe (30) to be snapped in the inside of retaining member (12) by the gap between two respective flanges (14) towards bearing carrier from outside (10).
4. according to the fixing device of claim 1 or 2, wherein the flange (14) of the side part of retaining member (12) is from the lateral extension of described side part, and described fixing device additionally comprises the locking cap (20) with groove (22), the shape of its flange (14) and groove (22) is complimentary to one another, thereby make locking cap (20) can be placed on flange (14), once and locking cap installation in position on the flange of retaining member (12), heat transfer medium pipe (30) just is fixed in described retaining member.
5. according to the fixing device of any one in claim 1-4, wherein bearing carrier (10) comprises the groove (18) be positioned between adjacent retaining member (12) on its downside.
6. according to the fixing device of claim 5, wherein bearing carrier (10) thereon the minimum material thickness between the minimum point of side and groove (18) be 1-2mm.
7. according to the fixing device of any one in claim 1-6, wherein bearing carrier (10) comprises lateral projection (16), projection (16) is perpendicular to the 1-4cm that extends to of the longitudinal edge of bearing carrier (10), be 2-3cm especially, and it extends to 1-4cm on the longitudinal edge direction of bearing carrier (10), is 2-3cm especially.
8. according to the fixing device of any one in claim 1-7, wherein the material thickness of bearing carrier (10) is 4-12mm, be 5-7mm especially, and the width of the projection that is not counted in optional existence (16) of bearing carrier (10) being 1.5-4cm, is 2-3cm especially.
9. according to the fixing device of any one in claim 1-8, wherein the distance between the side accessory inner surface of retaining member (12), corresponding to the 95-105% of heat transfer medium pipe (30) external diameter, is 98-100% especially.
10. according to the fixing device of any one in claim 4-9, wherein to retaining member (12) once height selected so that locking cap (20) installation in position, the distance between the inboard of the upside of bearing carrier (10) and locking cap (20), corresponding to the 95-105% of heat transfer medium pipe (30) external diameter, is 98-100% especially.
11., according to the fixing device of any one in claim 1-10, wherein the distance between the internal surface of the opposed facing side part of two adjacent retaining members (12) is corresponding to the twice of the minimum bending radius (32) of tubulose heat transfer medium pipe (30) to be held.
12. according to the fixing device of any one in claim 1-11, wherein material based on identical of bearing carrier (10), retaining member (12) and the optional projection (16) existed and integrated connection each other.
13., according to the fixing device of any one in claim 4-12, wherein locking cap (20) is by thermoplastic material, especially by the manufacture of materials based on polyamide, polysulfones, polyether sulfone or Polyphenylene Sulfone.
14. according to the fixing device of any one in claim 1-13, wherein bearing carrier (10) has setting tool on its downside, especially permanent magnet or adhesive coating, and it is suitable for without under assistant tool, described fixing device being fixed on container.
15. fixing device is for fixing as container, the purposes of the companion of reactor or tower heat or cooling heat transfer medium pipe (30) particularly, wherein said fixing device comprises banded bearing carrier (10) and a plurality of claw-like retaining member (12), described retaining member (12) comprises two side parts in each case, one end of described side part firmly is connected with the upside of bearing carrier (10), wherein heat transfer medium pipe (30) can be placed between two side parts of retaining member (12) in each case, and the side part of retaining member (12) also comprises that be positioned at it is substantially perpendicular to vertical setting of bearing carrier (10) with regard to its horizontal orientation away from the flange (14) on an end of bearing carrier (10) and described side part.
16. according to the purposes of claim 15, wherein heat transfer medium pipe (30) comprises corrugated flexible hose, wherein is connected with liquid state or gaseous heat-transfer medium, particularly hot water or steam as heat transfer medium.
CN201280018333.6A 2011-04-21 2012-04-16 Device for fastening convector-fluid lines to a container Pending CN103492778A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP11163332.7 2011-04-21
EP11163332 2011-04-21
PCT/EP2012/056874 WO2012143316A1 (en) 2011-04-21 2012-04-16 Device for fastening convector-fluid lines to a container

Publications (1)

Publication Number Publication Date
CN103492778A true CN103492778A (en) 2014-01-01

Family

ID=44652123

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280018333.6A Pending CN103492778A (en) 2011-04-21 2012-04-16 Device for fastening convector-fluid lines to a container

Country Status (2)

Country Link
CN (1) CN103492778A (en)
WO (1) WO2012143316A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104364648A (en) * 2012-05-29 2015-02-18 罗盖特兄弟公司 Methods for decontaminating circuits for producing glucose polymers and hydrolysates of glucose polymers
CN107558687A (en) * 2017-09-19 2018-01-09 浙江佳中木业有限公司 A kind of heating-cooling double-effect floor with heat insulation function
CN111630740A (en) * 2017-10-18 2020-09-04 易格斯有限公司 Modular clamping system for lines of different diameters and clamping element therefor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3021700B1 (en) * 2014-05-27 2016-07-01 Snecma DEVICE FOR MAINTAINING A COOLING TUBE FOR A TURBOJET CARTRIDGE

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2071251A (en) 1931-07-03 1937-02-16 Du Pont Fiber and method of producing it
US2071250A (en) 1931-07-03 1937-02-16 Du Pont Linear condensation polymers
US2130523A (en) 1935-01-02 1938-09-20 Du Pont Linear polyamides and their production
US2130948A (en) 1937-04-09 1938-09-20 Du Pont Synthetic fiber
US2241322A (en) 1938-09-30 1941-05-06 Du Pont Process for preparing polyamides from cyclic amides
US2312966A (en) 1940-04-01 1943-03-02 Du Pont Polymeric material
US2512606A (en) 1945-09-12 1950-06-27 Du Pont Polyamides and method for obtaining same
IL24111A (en) 1964-08-24 1969-02-27 Du Pont Linear polyamides
DE1959740U (en) * 1967-02-10 1967-05-03 Bettermann Elektro O H G PIPE CLAMP.
NL8001763A (en) 1980-03-26 1981-10-16 Stamicarbon PREPARATION OF POLYTETRAMETHYLENE ADIPAMIDE.
NL8001764A (en) 1980-03-26 1981-10-16 Stamicarbon PREPARATION OF HIGH MOLECULAR POLYTRAMETHYLENE ADIPAMIDE.
NL8001762A (en) 1980-03-26 1981-10-16 Stamicarbon PREPARATION OF ARTICLES BASED ON POLYAMIDE.
DE3321581A1 (en) 1983-06-15 1984-12-20 Basf Ag, 6700 Ludwigshafen METHOD FOR THE CONTINUOUS PRODUCTION OF POLYAMIDES
DE3321579A1 (en) 1983-06-15 1984-12-20 Basf Ag, 6700 Ludwigshafen METHOD FOR THE CONTINUOUS PRODUCTION OF POLYAMIDES
DE3889787D1 (en) 1987-07-17 1994-07-07 Basf Ag Semi-aromatic copolyamides with reduced triamine content.
DE19531005A1 (en) * 1995-08-23 1997-02-27 Siegfried Krumrey System to hold floor heating pipes close to insulating layer
BR9711257A (en) 1996-08-30 1999-08-17 Basf Ag Process for preparing a polyamide by reacting at least one aminonitrile with water and polyamide
DE19735258C2 (en) * 1997-08-14 1999-09-30 Hewing Gmbh Holding grille for holding a pipe for surface heating or cooling with curved and straight sections
DE29911104U1 (en) 1999-06-25 1999-09-09 Witzenmann Metallschlauchfab Fastening device for pipes
DE19930693C1 (en) * 1999-07-05 2000-12-28 Rolltec Heizsysteme Produktion Building concrete roof formation method has full height cast in 2 stages to allow installation of supply pipes and lines between lower and upper cast concrete layers
DE19935398A1 (en) 1999-07-30 2001-02-01 Basf Ag Process for the preparation of polyamides from dinitriles and diamines
DE10313681A1 (en) 2003-03-26 2004-10-07 Basf Ag Process for the preparation of polyamides
EP1498445A1 (en) * 2003-07-18 2005-01-19 DSM IP Assets B.V. Heat stabilized moulding composition
FR2880211B1 (en) * 2004-12-23 2007-03-09 Valeo Electronique Sys Liaison DEVICE FOR FASTENING ANNELED SHEATH
EP1683830A1 (en) * 2005-01-12 2006-07-26 DSM IP Assets B.V. Heat stabilized moulding composition
MX2008010730A (en) 2006-03-08 2008-09-01 Basf Se Partially aromatic copolyamides with a high crystallinity.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104364648A (en) * 2012-05-29 2015-02-18 罗盖特兄弟公司 Methods for decontaminating circuits for producing glucose polymers and hydrolysates of glucose polymers
CN104364648B (en) * 2012-05-29 2017-04-26 罗盖特兄弟公司 Methods for decontaminating circuits for producing glucose polymers and hydrolysates of glucose polymers
CN107558687A (en) * 2017-09-19 2018-01-09 浙江佳中木业有限公司 A kind of heating-cooling double-effect floor with heat insulation function
CN111630740A (en) * 2017-10-18 2020-09-04 易格斯有限公司 Modular clamping system for lines of different diameters and clamping element therefor
CN111630740B (en) * 2017-10-18 2022-04-05 易格斯有限公司 Modular clamping system for lines of different diameters and clamping element therefor

Also Published As

Publication number Publication date
WO2012143316A1 (en) 2012-10-26

Similar Documents

Publication Publication Date Title
JP5645405B2 (en) Polyamide molding material with improved heat aging stability and hydrolytic stability
JP7157523B2 (en) Polyamide molding compositions and multilayer structures formed from polyamide molding compositions
CN103492778A (en) Device for fastening convector-fluid lines to a container
ES2435667T3 (en) Partially aromatic molding doughs and their uses
CN109071941A (en) Polyamide moulding composition and thus manufactured moulded work
CN104448810B (en) The moulding compound of copolyamide based on partially aromatic
CN102791798B (en) Heat-resistant aging polymeric amide
US20080314471A1 (en) Pipe Fitting
CN103339201A (en) Melt-blended thermoplastic composition
TW201317272A (en) Semi-aromatic polyamide and formed article comprising same
CN102985491A (en) Thermal ageing-resistant polyamides
JP5193213B2 (en) Air brake piping
CN105722891A (en) Method for producing aliphatic or partially aromatic polyamides, said method comprising a solid-phase polymerization process
KR20190031257A (en) Barrier structure made from BACT / XT copolyamide with high Tg
KR20170023133A (en) Polyamide resin composition and molded article comprising same
JP4605811B2 (en) Method for producing polymer polyamide
JP6203255B2 (en) Flame retardant polyamide with polyacrylonitrile homopolymer
JPWO2017146018A1 (en) Polyamide elastomer composition and fiber and molded body comprising the same
WO2017146069A1 (en) Tire
JP6066990B2 (en) Thermoplastic multilayer tube and manufacturing method
CN109803901A (en) Cap for container and its manufacturing method
CN105531094B (en) Manufacturing method, injection deposition material and the molded product of molded product
CN103443203A (en) Hydrolysis-stable polyamides
US20120267484A1 (en) Device for fastening heat transfer medium lines to a container
CN104125979A (en) Cuo/zno compounds as stabilisers for flame retardant polyamides

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140101