CN106594410A - Electrical heating high-pressure flexible composite tube - Google Patents
Electrical heating high-pressure flexible composite tube Download PDFInfo
- Publication number
- CN106594410A CN106594410A CN201611205793.6A CN201611205793A CN106594410A CN 106594410 A CN106594410 A CN 106594410A CN 201611205793 A CN201611205793 A CN 201611205793A CN 106594410 A CN106594410 A CN 106594410A
- Authority
- CN
- China
- Prior art keywords
- layer
- insulation
- pipe
- electrical heating
- multiple tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/08—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
- F16L11/081—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more layers of a helically wound cord or wire
- F16L11/083—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more layers of a helically wound cord or wire three or more layers
-
- 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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
- F16L11/125—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting non-inflammable or heat-resistant hoses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/35—Ohmic-resistance heating
- F16L53/38—Ohmic-resistance heating using elongate electric heating elements, e.g. wires or ribbons
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/04—Arrangements using dry fillers, e.g. using slag wool which is added to the object to be insulated by pouring, spreading, spraying or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Pipe Accessories (AREA)
Abstract
The invention relates to an electrical heating high-pressure flexible composite tube which can be used as a material conveying pipe of a production line dynamic station. The composite pipe is sequentially formed by a polytetrafluoroethylene pipe, a reinforcement layer, an electrical heating layer, an insulation layer, a heat preservation layer and a corrugation jacket layer from inside to outside. A temperature sensor is installed in a layer structure between the reinforcement layer and the heat preservation layer and at one end of the composite pipe; pipe connectors are installed at the two ends of the composite pipe; the reinforcement layer is a metal weaving mesh or is formed by winding the outer surface of the polytetrafluoroethylene pipe with a metal wire in a spiral manner; the electrical heating layer is formed by winding the outer surface of the reinforcement layer with an electric heating wire in a spiral manner; and the insulation layer is glass fiber empire cloth or silicon resin glass fiber empire cloth or silicon rubber empire cloth, one part of the insulation layer is wound in a spiral gap of the electric heating wire, and the other part of the insulation layer wraps the electrical heating layer. The composite pipe is high in universality, good in applicability, capable of resisting high temperature and high pressure, and capable of improving the production efficiency.
Description
Technical field
The present invention provides a kind of electrical heating high pressure flexible multiple tube.
Background technology
In the automated productin lines such as automobile making, packaging for foodstuff, Electronic products manufacturing, need some for example：
The fluid foods such as glue, oil, solvent, corrosive liquids, special gas are delivered to specified station and participate in production, the work by delivery pipe
Position is mostly dynamic station, and (such as in automobile making, vehicle body gluing is arm robot station, and arm robot is in design
Mobile gluing on path, delivery pipe needs to follow arm robot to do flexibility and supplies glue), and the material for being conveyed will according to technique
Asking generally needs to maintain certain temperature and pressure, and in prior art, delivery pipe mostly is rigid metal tube, although can meet defeated
Requirement of the material to high pressure-temperature, but complex structure, the cost height of the flexible ball-joint of metal tube are sent, maintenance cost is high, joint
The resistance of motion is big, it is impossible to carries out high speed dynamic motion, has dragged slowly production efficiency；Part station uses rubber high-voltage tube as dynamic
Conveying pipeline, but rubber resistance to elevated temperatures is poor, and inner wall coarse conveying resistance is big, generally conveys room temperature, low pressure, free from corrosion material；
In sum, the versatility of existing dynamic conveying pipeline is low, poor for applicability.
The content of the invention
It is an object of the invention to provide a kind of electrical heating high pressure flexible multiple tube, can be used as the material of production line dynamic station
Delivery pipe is used, and versatility is high, and the suitability is good, energy high temperature high voltage resistant, can improve production efficiency.
Technical scheme one is：Electrical heating high pressure flexible multiple tube, it is characterised in that：Multiple tube from the inside to the outside according to
It is secondary to be made up of polyfluortetraethylene pipe, enhancement layer, electric heating layer, insulating barrier, heat-insulation layer, corrugate sheath layer, in multiple tube one end
Temperature sensor is housed in enhancement layer and the Rotating fields of insulation interlayer, the two ends of multiple tube are respectively provided with pipe joint.
Based on the structure of technical scheme one, technical scheme two is：Described enhancement layer be metal net or
By constituting in the politef tube outer surface metal wire that helically formula winds, described electric heating layer is by enhancement layer appearance
The face heating wire that helically formula winds is constituted, and described insulating barrier is glassfiber insulation cloth or silicones glassfiber insulation cloth
Or silicon rubber insulation cloth, a part for insulating barrier is wrapped in the gap between screw of heating wire, and another part bag is on electric heating layer.
Based on the structure of technical scheme one, technical scheme three is：Described heat-insulation layer is flame-resistant terylene insulation
Layer or fire-retardant rubber and plastic heat-insulation layer or rock wool heat-preservation layer.
Based on the structure of technical scheme two, technical scheme four is：In enhancement layer is the structure of metal wire, institute
State heating wire identical with the winding rotation direction of metal wire.
It is an advantage of the invention that：Polyfluortetraethylene pipe has high temperature resistant, ageing-resistant, acid and alkali-resistance, oil resistant, the spy of resistance to decomposition
Property, most flowing material can be conveyed, and its inside pipe wall is smooth, and coefficient of friction is extremely low, more sticky beneficial to conveying
Material, makes transfer pipeline unimpeded, it is to avoid blocking；Enhancement layer can improve the compression resistance of polyfluortetraethylene pipe so as to long-term in high pressure
Steady operation under state；Temperature in temperature sensor energy collection tube, then design constant temperature is kept by electric heating layer, make material in pipe
Temperature to remain at setting interval, so as to improve processing quality；Insulating barrier is isolated from the outside consuming parts, it is ensured that peace
Entirely；Temperature losses can be prevented by heat-insulation layer, so as to energy saving；Corrugate sheath layer has preferably flexibility, while can also be right
Heat-insulation layer plays a part of protection.In sum, electrical heating high pressure flexible multiple tube of the invention can be used as production line dynamic work
The delivery pipe of position is used, and its versatility is high, and the suitability is good, energy high temperature high voltage resistant, compares the structure of the flexible ball-joint of metal tube,
The flexible response speed of multiple tube of the present invention faster, can effectively improve production efficiency.
Description of the drawings
Fig. 1 is the structural representation of electrical heating high pressure flexible multiple tube of the present invention.
1 pipe joint in figure, 2 package covers, 3 wiring harness interfaces, 4 temperature sensors, 5 wire harness, 6 corrugate sheath layers, 7 heat-insulation layers, 8
Insulating barrier, 9 electric heating layers, 10 enhancement layers, 11 polyfluortetraethylene pipes.
Specific embodiment
Electrical heating high pressure flexible multiple tube, multiple tube from the inside to the outside successively by polyfluortetraethylene pipe 11, enhancement layer 10, electricity plus
Thermosphere 9, insulating barrier 8, heat-insulation layer 7, corrugate sheath layer 6 are constituted, in the enhancement layer and the Rotating fields for being incubated interlayer of multiple tube one end
In be equipped with temperature sensor 4, the two ends of multiple tube are respectively provided with pipe joint 1.
Described enhancement layer be metal net or by politef tube outer surface helically formula winding metal wire
Constitute, described electric heating layer be by enhancement layer outer surface helically formula winding heating wire constitute, described insulating barrier is
Glassfiber insulation cloth or silicones glassfiber insulation cloth or silicon rubber insulation cloth a, part for insulating barrier is wrapped in heating wire
Gap between screw in, another part bag is on electric heating layer.
Described heat-insulation layer is flame-resistant terylene heat-insulation layer or fire-retardant rubber and plastic heat-insulation layer or rock wool heat-preservation layer.
Described corrugate sheath layer is thermoplastic elastomer (TPE) (TPE) corrugate sheath or (modified) corrugate sheath of nylon 12 or changes
Property polyurethane (PUR) corrugate sheath etc..Heating wire in described heating wire is nichrome wire or constantan heating wire or cupro-nickel
Heating wire or carbon fibre electrothermal wire, the surface of heating wire is sequentially provided with insulating barrier, protective layer, and insulation sleeve is silica gel insulation sleeve or poly-
Tetrafluoroethene insulation sleeve or polyimide insulative set or fluorinated ethylene propylene copolymer insulation sleeve etc.；Protective case is that glass fibre is compiled
Knit sheath or braided steel wire sheath or zinc-plated copper wire braided sheath etc..
The compound pipe end of temperature sensor is provided with equipped with package cover 2, the end is also the port of export of multiple tube, is set in package cover
There is wiring harness interface 3, wiring harness interface the inner couples with heating wire and temperature sensor circuit, outer end is by wire harness 5 and external detection
And the connection of control device circuit, when temperature is interval less than design temperature, external detection and control device are powered right to heating wire
Multiple tube is heated.
Described politef (PTFE) pipe and pressure enhancement layer has on the whole fabulous flexible feature, can follow many
Axle robot arm is moved or man-hour manually hand-held operation and deformation, has fully met requirement of the dynamic station to conveying pipeline bendability；
Polyfluortetraethylene pipe has ageing-resistant, acid and alkali-resistance, oil resistant, the characteristic of resistance to decomposition, can almost convey any flowing material；Poly- four
The tube wall of fluoride tubes is smooth, for especially sticky material also can it is smooth conveying and do not produce wall built-up situation, so as to avoid
Pipeline blockage phenomenon；The type high-voltage tube adopts reinforcement structure, can normal work, explosion under the pressure state of 1-80MP for a long time
Pressure is 3-200MP (depending on using which kind of reinforcement structure)；The normal use environment temperature of polyfluortetraethylene pipe is -190～250 DEG C
Interval (can short-term operation in the environment less than 300 DEG C), it is allowed to suddenly cold and hot, or the operation that colds and heat succeed each other, therefore can be not
Life-time service in the environment of more than 250 DEG C；Pipe adopts electrical heating, outer attached heat-insulation layer to meet what is heated and be incubated in this technology
Require；Exterior protection layer using insulation flexible protective flexible pipe, flexible rub resistance and fire-retardant, it is adaptable to dynamic duty occasion.
Because many station material barrels are taught remote (in particular cases up to 10-20 rice or more) to setting distance, therefore
Need delivery pipe badly and there is heating, heat insulation function, the present invention matches somebody with somebody polyfluortetraethylene pipe for defect of the prior art and demand
Close enhancement layer, zone of heating and make it have high temperature resistant, high pressure resistant, electrically heated characteristic, material can be heated to assigned temperature and defeated
Specified dynamic duty is sent to, the feed status in particular cases needing to keep material in pipe to be constant temperature and pressure, polytetrafluoro is met
The tube wall of ethylene tube is smooth, and physical and chemical performance is stable, and coefficient of friction is little, can convey the more special material of chemical property, gram
Take plastic tube in conventional art and be easily aging and corrode the technological deficiency for causing decomposition and the easy plugging of sticky material.
Claims (3)
1. electrical heating high pressure flexible multiple tube, it is characterised in that：Multiple tube is from the inside to the outside successively by polyfluortetraethylene pipe, reinforcement
Layer, electric heating layer, insulating barrier, heat-insulation layer, corrugate sheath layer are constituted, and enhancement layer and the layer of insulation interlayer in multiple tube one end is tied
Temperature sensor is housed, the two ends of multiple tube are respectively provided with pipe joint in structure.
2. electrical heating high pressure flexible multiple tube according to claim 1, it is characterised in that：Described enhancement layer is that metal is compiled
Knitmesh or by politef tube outer surface helically formula winding metal wire constitute, described electric heating layer be by strengthen
The layer outer surface heating wire that helically formula winds is constituted, and described insulating barrier is glassfiber insulation cloth or silicones glass fibre
Empire cloth or silicon rubber insulation cloth a, part for insulating barrier is wrapped in the gap between screw of heating wire, and another part bag adds in electricity
On thermosphere.
3. electrical heating high pressure flexible multiple tube according to claim 1, it is characterised in that：Described heat-insulation layer is fire-retardant washing
Synthetic fibre heat-insulation layer or fire-retardant rubber and plastic heat-insulation layer or rock wool heat-preservation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611205793.6A CN106594410A (en) | 2016-12-23 | 2016-12-23 | Electrical heating high-pressure flexible composite tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611205793.6A CN106594410A (en) | 2016-12-23 | 2016-12-23 | Electrical heating high-pressure flexible composite tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594410A true CN106594410A (en) | 2017-04-26 |
Family
ID=58603315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611205793.6A Pending CN106594410A (en) | 2016-12-23 | 2016-12-23 | Electrical heating high-pressure flexible composite tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594410A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307410A (en) * | 2019-06-06 | 2019-10-08 | 金华春光橡塑科技股份有限公司 | Bellows and Garment Steamer Machine with bellows |
| CN110388527A (en) * | 2019-06-04 | 2019-10-29 | 株洲深洲智能科技有限公司 | A kind of resistant to bending heating pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084088A1 (en) * | 1982-01-09 | 1983-07-27 | Felten & Guilleaume Energietechnik GmbH | Flexible distant heating transmission-compound tube |
| CN2436761Y (en) * | 2000-08-11 | 2001-06-27 | 李志凯 | Non-metal electric heating fabric thermal tracing tube |
| CN101463930A (en) * | 2009-01-08 | 2009-06-24 | 长春高祥特种管道有限公司 | Corrugated continuous reinforced plastics heat-preserving composite pipe |
| CN201955300U (en) * | 2010-12-29 | 2011-08-31 | 北京雪迪龙科技股份有限公司 | Portable infrared gas analyzer |
| CN203560661U (en) * | 2013-09-12 | 2014-04-23 | 扬中市金元化工电力设备厂 | Heating device for pipeline |
| CN105003792A (en) * | 2015-08-05 | 2015-10-28 | 上海西重所重型机械成套有限公司 | Weld flux heating and thermal insulation conveying pipe with earth leakage protection and wearing-through protection |
| CN206409767U (en) * | 2016-12-23 | 2017-08-15 | 北华大学 | Electrical heating high pressure flexible multiple tube |
-
2016
- 2016-12-23 CN CN201611205793.6A patent/CN106594410A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084088A1 (en) * | 1982-01-09 | 1983-07-27 | Felten & Guilleaume Energietechnik GmbH | Flexible distant heating transmission-compound tube |
| CN2436761Y (en) * | 2000-08-11 | 2001-06-27 | 李志凯 | Non-metal electric heating fabric thermal tracing tube |
| CN101463930A (en) * | 2009-01-08 | 2009-06-24 | 长春高祥特种管道有限公司 | Corrugated continuous reinforced plastics heat-preserving composite pipe |
| CN201955300U (en) * | 2010-12-29 | 2011-08-31 | 北京雪迪龙科技股份有限公司 | Portable infrared gas analyzer |
| CN203560661U (en) * | 2013-09-12 | 2014-04-23 | 扬中市金元化工电力设备厂 | Heating device for pipeline |
| CN105003792A (en) * | 2015-08-05 | 2015-10-28 | 上海西重所重型机械成套有限公司 | Weld flux heating and thermal insulation conveying pipe with earth leakage protection and wearing-through protection |
| CN206409767U (en) * | 2016-12-23 | 2017-08-15 | 北华大学 | Electrical heating high pressure flexible multiple tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388527A (en) * | 2019-06-04 | 2019-10-29 | 株洲深洲智能科技有限公司 | A kind of resistant to bending heating pipe |
| CN110307410A (en) * | 2019-06-06 | 2019-10-08 | 金华春光橡塑科技股份有限公司 | Bellows and Garment Steamer Machine with bellows |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |