WO2017114335A1 - 一种复合电热膜伴热保温塑胶管 - Google Patents

一种复合电热膜伴热保温塑胶管 Download PDF

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Publication number
WO2017114335A1
WO2017114335A1 PCT/CN2016/111978 CN2016111978W WO2017114335A1 WO 2017114335 A1 WO2017114335 A1 WO 2017114335A1 CN 2016111978 W CN2016111978 W CN 2016111978W WO 2017114335 A1 WO2017114335 A1 WO 2017114335A1
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Prior art keywords
tube
electric heating
composite
insulating
film
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PCT/CN2016/111978
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English (en)
French (fr)
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徐宝安
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淄博环能海臣环保技术服务有限公司
徐宝安
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Publication of WO2017114335A1 publication Critical patent/WO2017114335A1/zh

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    • 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
    • F16L9/00Rigid pipes
    • F16L9/14Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
    • 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
    • F16L53/00Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30Heating of pipes or pipe systems
    • F16L53/35Ohmic-resistance heating
    • F16L53/38Ohmic-resistance heating using elongate electric heating elements, e.g. wires or ribbons
    • 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
    • F16L53/00Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30Heating of pipes or pipe systems
    • F16L53/35Ohmic-resistance heating
    • 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

Definitions

  • the present invention relates to a composite electric heating film heat-insulating plastic tube, belonging to the field of heating pipes.
  • the heating cable Since the heating cable is installed on the outer wall of the pipeline, it cannot be in good contact with the pipeline, the thermal resistance is increased, and the heat utilization rate of the heating cable is low, so that the power consumption is large, the ice-making performance is poor, and the application effect is changed. Poor, and often a fire, not safe enough.
  • the venting type antifreeze device has the possibility of storing water due to the installation of the pipeline, so that the drainage of the pipeline is not smooth, and the problem of the frozen plug still occurs, so that its application is greatly restricted.
  • Known pipes for solar water heaters are mostly aluminum-plastic composite pipes, plastic pipes, or materials such as metal pipes.
  • the pipeline In the winter, when the pipeline is poorly insulated, the pipeline is often frozen. Moreover, due to the expansion of the pipeline, the water and sewage pipelines are often frozen and cracked, which may result in failure to use normally. For some organic chemicals, the temperature is low and the delivery is more difficult. Due to the insulation of the pipes, the ice inside the pipes is not easily degraded even if the temperature rises.
  • a composite electric heating film heat-insulating plastic tube is invented. It can improve the strength of the insulated plastic tube, improve the reliability of the insulation, use a small amount of electric energy to achieve rapid ice reduction of the entire pipeline, and can achieve heating and insulation of water and other liquid medium.
  • the technical solution adopted by the present invention to solve the technical problem thereof is: a composite electric heating film with thermal insulation plastic tube , including electrical insulation tube, electric heating film, electrical connection wire electrode, adhesive glue, plastic tube.
  • a composite electric heating film heat-insulating plastic tube is tightly wrapped with an electric heating film on the outer wall of the electric insulating tube to form at least one layer of tubular electric heating film layer, the tubular electric heating film layer comprises a metal film layer, a carbon film layer and a conductive layer. Adhesive film layer.
  • At least two wire electrodes are symmetrically distributed and fixed on the electric heating film on the outer wall of the electric insulating tube to achieve good electrical connection with the electric heating film, forming a ring-shaped parallel electric heating film heating circuit formed by at least two wire electrodes and an electric heating film.
  • the outer surface of the tubular electrothermal film layer and the wire electrode is at least tightly wrapped with an electrically insulating air interlayer insulating plastic tube manufactured by an extrusion process.
  • the extruded electrically insulated air sandwich insulation plastic tube is a set of two tubes, and at least two symmetrically distributed positioning support ribs are disposed between the two tubes.
  • a composite electric heating film with heat insulation plastic tube comprising an electric insulation tube, an electric heating film, an electrical connection wire electrode, an adhesive glue, a plastic tube.
  • a composite electric heating film heat-insulating plastic tube is tightly wrapped with an electric heating film on the outer wall of the electric insulating tube to form at least one layer of tubular electric heating film layer, the tubular electric heating film layer comprises a metal film layer, a carbon film layer and a conductive layer.
  • Adhesive film layer At least two wire electrodes are symmetrically distributed and fixed on the electric heating film on the outer wall of the electric insulating tube to realize good electrical connection with the electric heating film, forming a ring-shaped parallel electric heating film heating circuit formed by at least two wire electrodes and an electric heating film.
  • a layer of conductive adhesive film is laminated on the conductive adhesive film layer, at least tightly wrapped with an electrically insulating air interlayer insulating plastic tube manufactured by an extrusion process.
  • the extruded electrically insulated air sandwich insulation plastic tube is a set of two tubes, and at least two symmetrically distributed positioning support ribs are arranged between the two tubes.
  • a composite electric heating film heat-insulating plastic tube comprises an electric insulating tube, an electric heating film, an electric connecting wire electrode, an adhesive glue, and a plastic tube.
  • a composite electric heating film heat-insulating plastic tube is tightly wrapped with an electric heating film on the outer wall of the electric insulating tube to form at least one layer of tubular electric heating film layer, the tubular electric heating film layer comprises a metal film layer, a carbon film layer and a conductive layer.
  • Adhesive film layer At least two wire electrodes are symmetrically distributed and fixed on the electric heating film on the outer wall of the electric insulating tube to achieve good electrical connection with the electric heating film, forming electricity through at least two wires A pole-parallel electric heating film heating circuit composed of an electric heating film.
  • a layer of a conductive adhesive film layer is laminated, and an adhesive film layer is laminated on the conductive adhesive film layer.
  • the adhesive film layer is at least tightly wrapped with an electrically insulating air interlayer insulating plastic tube manufactured by an extrusion process.
  • the extruded electrically insulated air sandwich insulation plastic tube is a set of two tubes, and at least two symmetrically distributed positioning support ribs are disposed between the two tubes.
  • a composite electric heating film heat-insulating plastic tube wherein the electrical connection wire electrode comprises a copper wire and an aluminum wire, and the electrical connection wire electrode comprises a single-strand wire, a multi-strand wire, a ribbon wire, and a copper-steel multi-strand composite Wire, copper-steel ribbon composite wire. Electrically connected to the wire electrode or coated with solder.
  • a composite electric heating film heat-insulating plastic tube wherein the electrothermal film layer is a coating film layer. Or vacuum evaporation of the film layer. Or wrap the film layer. Or a composite extruded film layer.
  • a composite electric heating film heat-insulating plastic tube, the bonding glue is a conventional adhesive or oxygen barrier adhesive.
  • a composite electric heating film thermal insulation plastic tube, the electrical insulation tube is a plastic tube, a glass steel tube, a glass tube or a ceramic tube.
  • the adhesive is an oxygen barrier adhesive coated on the joint between at least one layer of the electric heating composite plastic heating pipe.
  • a composite electric heating film thermal insulation plastic tube, the inner wall of the electric insulation tube is composited with a metal tube, a glass tube, a ceramic tube, a cement tube, and a glass tube.
  • the adhesive is an oxygen barrier adhesive coated on the joint between at least one layer of the electric heating plastic heating tube.
  • the other tube is a foaming material insulation tube, and the outer surface of the foam material insulation tube is self-skinning or a composite skin.
  • the outer surface of the outer tube of the annular hollow interlayer air insulation tube is provided with a reflective film, or the outer surface of the outer surface of the annular hollow interlayer air insulation tube is provided with a reflective film, or the outer surface of the outer surface of the heat insulating material tube is provided with a reflective film.
  • At least one of the outer surface of the annular hollow interlayer air heat insulating tube, the outer surface of the foamed material heat insulating tube, and the outer surface of the composite skin is laminated with a reflective film.
  • the outer skin of each layer of pipe is compounded with a reflective film.
  • a composite electric heating film with heat-insulating plastic tube can quickly and evenly homogenize the inner wall of the pipeline along the electric heating film with a small amount of electric energy to form a liquid flow path, so that the hot water in the pipeline runs along the entire pipeline.
  • the downstream flow rapidly reduces the ice, and the control component can control the power of the low-voltage power supply, so that the heat generated by the wire can keep the insulated pipe from freezing, and the water in the pipe can be maintained at a certain temperature by controlling the power supply, so that the hot water is discharged from the water nozzle.
  • a composite electric heating film heat-insulating plastic tube comprising an electric insulating tube 1, an electric heating film 3, an electric connecting wire electrode 2, a heat insulating tube inner tube 4, and a heat insulating tube
  • the outer tube, on the outer wall of the electric insulating tube 1, is tightly wrapped with the electric heating film 3 to form at least one layer of the tubular electric heating film layer, and at least two wire electrodes 2 are symmetrically distributed and electrically insulated and fixed on the outer tube wall of the electric insulating tube 1.
  • the utility model relates to an electric insulating air interlayer insulating plastic tube manufactured by an extrusion process; the extruded electric insulating air interlayer insulating plastic tube is set together with the inner tube 4 of the heat insulating tube and the outer tube 6 of the heat insulating tube, between the two tubes, at least Two symmetrically distributed positioning support ribs 5 are provided.
  • the inner surface of the inner tube 4 of the heat insulating tube is provided with a reflective film 7, and the others are the same as those in FIG. 1 and FIG.
  • the inner wall of the electric insulating tube 1 of the composite electric heating film with thermal insulation plastic tube is compounded with a plastic tube 8, and the other is equivalent to FIG. 1 and FIG.
  • the outer wall of the heat-insulating tube of the annular hollow interlayer air-insulation tube of the composite electric heating film with heat-insulating plastic tube is composited with the heat-insulating tube layer 9, the composite electric heating film with thermal insulation plastic
  • the inner wall of the electrical insulating tube 1 of the tube is compounded with a plastic tube 8, and the other is equivalent to Figs.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Insulation (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)

Abstract

一种复合电热膜伴热保温塑胶管,包括电绝缘管(1)、电热膜(3)、电连接导线电极(2)、粘接胶和塑胶管。在电绝缘管的外壁上,紧密包裹有电热膜,形成至少一层的管状电热膜层;至少两根导线电极,对称分布缠绕固定在电绝缘管外管壁的电热膜上,实现与电热膜良好电连接。导线电极与电热膜构成的环形并联电热膜发热电路,实现用较少的电能,安全迅速的将管道内壁沿电热膜迅速均匀化冰,构成液体流道,使管道内的热水沿整条管道下流迅速化冰。控制元件可以控制低压电源功率,使导线产生热量,维持保温管道不结冰。通过控制电源使管道内的水维持一定温度,实现打开水嘴就出热水的功能。因为管道内有水使电加热不容易产生过热现象,管道强度得以提升。

Description

说明书 发明名称:一种复合电热膜伴热保温塑胶管 技术领域
[0001] 本发明涉及一种复合电热膜伴热保温塑胶管, 属于采暖管领域。
背景技术
[0002] 目前, 公知的用于太阳能热水器方面的管道多为铝塑复合管、 塑胶管, 或为金 属管等材料。 冬季在管道保温不良的情况下常出现管道冻塞, 而且, 由于管道 结冰膨胀, 常出现上下水管道被冻裂的弊端,而导致无法正常使用。 对于一些有 机化工产品在温度低吋, 输送更是困难。 由于管道带有保温, 即使气温升高吋 , 管道内的冰也不容易化幵。 为了解决以上问题, 通常采用通过伴热带或排空 的方式防止上下水管结冰冻裂。 由于伴热带安装于管道的外壁, 不能使其很好 地与管道接触, 热阻加大, 使伴热带产生的热能利用率低, 因此使其耗电量大 , 化冰性能差, 应用效果变差, 且常发生火灾, 不够安全。 而排空式防冻装置 , 由于其安装管道常有存水的可能, 使管道排水不畅, 照样出现冻塞的问题, 使其应用受到较大的限制。
技术问题
[0003] 公知的用于太阳能热水器方面的管道多为铝塑复合管、 塑胶管, 或为金属管等 材料。 冬季在管道保温不良的情况下常出现管道冻塞, 而且, 由于管道结冰膨 胀, 常出现上下水管道被冻裂的弊端,而导致无法正常使用。 对于一些有机化工 产品在温度低吋, 输送更是困难。 由于管道带有保温, 即使气温升高吋, 管道 内的冰也不容易化幵。
问题的解决方案
技术解决方案
[0004] 为了解决以上问题, 发明了一种复合电热膜伴热保温塑胶管。 它可以提高保温 塑胶管的强度, 提高保温的可靠性, 用少量的电能实现对整条管道的迅速化冰 , 并可以实现对水和其它液体介质的加热保温。
[0005] 本发明解决其技术问题所采用的技术方案是: 一种复合电热膜伴热保温塑胶管 , 包括电绝缘管、 电热膜、 电连接导线电极、 粘接胶、 塑胶管。 一种复合电热 膜伴热保温塑胶管, 在其电绝缘管的外壁上, 紧密包裹有电热膜, 形成至少一 层的管状电热膜层, 管状电热膜层包括金属膜层、 碳膜层、 导电粘接胶膜层。 至少两根导线电极, 对称分布缠绕固定在电绝缘管外管壁的电热膜上, 实现与 电热膜良好电连接, 形成通过至少两根导线电极, 与电热膜构成的环形并联电 热膜发热电路。 管状电热膜层和导线电极的外表面上, 至少紧密包裹复合有通 过挤出工艺制造的电绝缘空气夹层保温塑胶管。 挤出的电绝缘空气夹层保温塑 胶管为两管套装于一起, 在两管之间, 至少设有两根对称均匀分布的定位支撑 筋肋。 复合电热膜伴热保温塑胶管的电绝缘管内壁上或复合有其它管, 复合电 热膜伴热保温塑胶管的环形中空夹层空气保温管外管壁上, 或复合有其它材料 的保温管层。
[0006] 一种复合电热膜伴热保温塑胶管, 包括电绝缘管、 电热膜、 电连接导线电极、 粘接胶、 塑胶管。 一种复合电热膜伴热保温塑胶管, 在其电绝缘管的外壁上, 紧密包裹有电热膜, 形成至少一层的管状电热膜层, 管状电热膜层包括金属膜 层、 碳膜层、 导电粘接胶膜层。 至少两根导线电极, 对称分布缠绕固定在电绝 缘管外管壁的电热膜上, 实现与电热膜良好电连接, 形成通过至少两根导线电 极, 与电热膜构成的环形并联电热膜发热电路。 管状电热膜层和导线电极上, 复合一层导电粘接胶膜层, 在导电粘接胶膜层上, 至少紧密包裹复合有通过挤 出工艺制造的电绝缘空气夹层保温塑胶管。 挤出的电绝缘空气夹层保温塑胶管 为两管套装于一起, 在两管之间, 至少设有两根对称均匀分布的定位支撑筋肋 。 复合电热膜伴热保温塑胶管的电绝缘管内壁上或复合有其它管, 复合电热膜 伴热保温塑胶管的环形中空夹层空气保温管外管壁上, 或复合有其它材料的保 温管层。
[0007] 一种复合电热膜伴热保温塑胶管, 包括电绝缘管、 电热膜、 电连接导线电极、 粘接胶、 塑胶管。 一种复合电热膜伴热保温塑胶管, 在其电绝缘管的外壁上, 紧密包裹有电热膜, 形成至少一层的管状电热膜层, 管状电热膜层包括金属膜 层、 碳膜层、 导电粘接胶膜层。 至少两根导线电极, 对称分布缠绕固定在电绝 缘管外管壁的电热膜上, 实现与电热膜良好电连接, 形成通过至少两根导线电 极, 与电热膜构成的环形并联电热膜发热电路。 管状电热膜层和导线电极上, 复合一层导电粘接胶膜层, 在导电粘接胶膜层上, 复合有粘接胶膜层。 粘接胶 膜层上, 至少紧密包裹复合有通过挤出工艺制造的电绝缘空气夹层保温塑胶管 。 挤出的电绝缘空气夹层保温塑胶管为两管套装于一起, 在两管之间, 至少设 有两根对称均匀分布的定位支撑筋肋。 复合电热膜伴热保温塑胶管的电绝缘管 内壁上或复合有其它管, 复合电热膜伴热保温塑胶管的环形中空夹层空气保温 管外管壁上, 或复合有其它材料的保温管层。
[0008] 一种复合电热膜伴热保温塑胶管, 其电连接导线电极包括铜导线、 铝导线, 电 连接导线电极包括单股导线、 多股导线、 带状导线, 铜钢多股线状复合导线, 铜钢带状复合导线。 电连接导线电极上, 或涂覆有焊锡。
[0009] 一种复合电热膜伴热保温塑胶管, 其电热膜层为涂复膜层。 或为真空蒸镀膜层 。 或为缠绕包裹膜层。 或为复合挤出膜层。
[0010] 一种复合电热膜伴热保温塑胶管, 其粘接胶为常规粘接胶或阻氧粘接胶。
[0011] 一种复合电热膜伴热保温塑胶管, 其电绝缘管为塑胶管、 玻璃钢管、 玻璃管或 陶瓷管。 粘接胶为阻氧粘接胶, 涂复于电伴热复合塑胶采暖管至少一层管管之 间的衔接处。
[0012] 一种复合电热膜伴热保温塑胶管, 其电绝缘管内壁上复合有包括金属管、 玻璃 管、 陶瓷管、 水泥管、 玻璃钢管。 粘接胶为阻氧粘接胶, 涂复于电伴热复合塑 胶采暖管至少一层管管之间的衔接处。
[0013] 一种复合电热膜伴热保温塑胶管, 其复合电热膜伴热保温塑胶管的环形中空夹 层空气保温管的内、 外管夹层之间, 填充复合有其它保温材料。 电伴热塑胶复 合管的环形中空夹层空气保温管外表面上, 紧密复合包裹有其它管。 其它管为 发泡材料保温管, 发泡材料保温管的外表面为自结皮, 或为复合表皮。 环形中 空夹层空气保温管外管表面上设有反射膜, 或环形中空夹层空气保温管外表面 复合的保温材料管外表面上设有反射膜, 或保温材料管外表面复合表皮上设有 反射膜。 或环形中空夹层空气保温管的外层表面、 发泡材料保温管的外层表面 、 复合表皮的外层表面至少之一上复合有反射膜。 或每层管道的外表皮上均复 合有反射膜。 发明的有益效果
有益效果
[0014] 一种复合电热膜伴热保温塑胶管, 可以用极少的电能, 安全迅速的将管道内壁 沿电热膜迅速均匀化冰, 构成液体流道, 使管道内的热水沿整条管道下流迅速 化冰, 控制元件可以控制低压电源功率, 使导线产生的热量可以维持保温管道 不结冰, 也可通过控制电源实现管道内的水维持一定温度, 实现打幵水嘴就出 热水的功能。 生产工艺成熟简单, 对管道强度提升大, 因为管道内有水使电加 热不容易产生过热现象, 通过对电压的调整, 实现功率可控, 代表了保温管未 来的发展方向。
对附图的简要说明
附图说明
[0015] 下面结合附图和实施例对本发明进一步说明。
[0016] 图中: 1电绝缘管、 2导线电极、 3电热膜、 4保温管内管、 5定位支撑筋肋、 6保 温管外管、 7反射膜、 8塑胶管、 9保温管层
[0017] 图 1、 图 2组成的第一实施例中: 一种复合电热膜伴热保温塑胶管, 包括电绝缘 管 1、 电热膜 3、 电连接导线电极 2、 保温管内管 4和保温管外管, 在电绝缘管 1的 外壁上, 紧密包裹有电热膜 3, 形成至少一层的管状电热膜层, 至少两根导线电 极 2, 对称分布缠绕固定在电绝缘管 1外管壁的电热膜 3上, 实现与电热膜 3良好 电连接, 形成通过至少两根导线电极 2, 与电热膜 3构成的环形并联电热膜发热 电路; 管状电热膜层和导线电极的外表面上, 至少紧密包裹复合有通过挤出工 艺制造的电绝缘空气夹层保温塑胶管; 挤出的电绝缘空气夹层保温塑胶管为保 温管内管 4和保温管外管 6两管套装于一起, 在两管之间, 至少设有两根对称均 匀分布的定位支撑筋肋 5。
[0018] 图 3、 图 4组成的第二实施例中: 保温管内管 4的内表面上设有反射膜 7, 其它等 同于图 1、 图 2。
[0019] 图 5、 图 6组成的第三实施例中: 复合电热膜伴热保温塑胶管的电绝缘管 1的内 壁上复合有塑胶管 8, 其它等同于图 1、 图 2。
[0020] 图 7、 图 8组成的第四实施例中: 复合电热膜伴热保温塑胶管的环形中空夹层空 气保温管的保温管外管壁上, 复合有保温管层 9。 其它等同于图 1、 图 2。
图 9、 图 10组成的第五实施例中: 复合电热膜伴热保温塑胶管的环形中空夹层 空气保温管的保温管外管壁上, 复合有保温管层 9, 复合电热膜伴热保温塑胶管 的电绝缘管 1的内壁上复合有塑胶管 8, 其它等同于图 1、 图 2。

Claims

权利要求书
[权利要求 1] 一种复合电热膜伴热保温塑胶管, 包括电绝缘管、 电热膜、 电连接导 线电极、 粘接胶、 塑胶管, 其特征是: 在电绝缘管的外壁上, 紧密包 裹有电热膜, 形成至少一层的管状电热膜层, 管状电热膜层包括金属 膜层、 碳膜层、 导电粘接胶膜层; 至少两根导线电极, 对称分布缠绕 固定在电绝缘管外管壁的电热膜上, 实现与电热膜良好电连接, 形成 通过至少两根导线电极, 与电热膜构成的环形并联电热膜发热电路; 管状电热膜层和导线电极的外表面上, 至少紧密包裹复合有通过挤出 工艺制造的电绝缘空气夹层保温塑胶管; 挤出的电绝缘空气夹层保温 塑胶管为两管套装于一起, 在两管之间, 至少设有两根对称均匀分布 的定位支撑筋肋; 复合电热膜伴热保温塑胶管的电绝缘管内壁上或复 合有其它管, 复合电热膜伴热保温塑胶管的环形中空夹层空气保温管 外管壁上, 或复合有其它材料的保温管层。
[权利要求 2] —种复合电热膜伴热保温塑胶管, 包括电绝缘管、 电热膜、 电连接导 线电极、 粘接胶、 塑胶管, 其特征是: 在电绝缘管的外壁上, 紧密包 裹有电热膜, 形成至少一层的管状电热膜层, 管状电热膜层包括金属 膜层、 碳膜层、 导电粘接胶膜层; 至少两根导线电极, 对称分布缠绕 固定在电绝缘管外管壁的电热膜上, 实现与电热膜良好电连接, 形成 通过至少两根导线电极, 与电热膜构成的环形并联电热膜发热电路; 管状电热膜层和导线电极上, 复合一层导电粘接胶膜层, 在导电粘接 胶膜层上, 至少紧密包裹复合有通过挤出工艺制造的电绝缘空气夹层 保温塑胶管; 挤出的电绝缘空气夹层保温塑胶管为两管套装于一起, 在两管之间, 至少设有两根对称均匀分布的定位支撑筋肋; 复合电热 膜伴热保温塑胶管的电绝缘管内壁上或复合有其它管, 复合电热膜伴 热保温塑胶管的环形中空夹层空气保温管外管壁上, 或复合有其它材 料的保温管层。
[权利要求 3] —种复合电热膜伴热保温塑胶管, 包括电绝缘管、 电热膜、 电连接导 线电极、 粘接胶、 塑胶管, 其特征是: 在电绝缘管的外壁上, 紧密包 裹有电热膜, 形成至少一层的管状电热膜层, 管状电热膜层包括金属 膜层、 碳膜层、 导电粘接胶膜层; 至少两根导线电极, 对称分布缠绕 固定在电绝缘管外管壁的电热膜上, 实现与电热膜良好电连接, 形成 通过至少两根导线电极, 与电热膜构成的环形并联电热膜发热电路; 管状电热膜层和导线电极上, 复合一层导电粘接胶膜层, 在导电粘接 胶膜层上, 复合有粘接胶膜层; 粘接胶膜层上, 至少紧密包裹复合有 通过挤出工艺制造的电绝缘空气夹层保温塑胶管; 挤出的电绝缘空气 夹层保温塑胶管为两管套装于一起, 在两管之间, 至少设有两根对称 均匀分布的定位支撑筋肋; 复合电热膜伴热保温塑胶管的电绝缘管内 壁上或复合有其它管, 复合电热膜伴热保温塑胶管的环形中空夹层空 气保温管外管壁上, 或复合有其它材料的保温管层。
[权利要求 4] 根据权利要求 1、 2或 3所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 电连接导线电极包括铜导线、 铝导线, 电连接导线电极包括单 股导线、 多股导线、 带状导线, 铜钢多股线状复合导线, 铜钢带状复 合导线; 电连接导线电极上, 或涂覆有焊锡。
[权利要求 5] 根据权利要求 1、 2或 3所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 电热膜层为涂复膜层、 真空蒸镀膜层、 缠绕包裹膜层或为复合 挤出膜层。
[权利要求 6] 根据权利要求 1、 2或 3所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 粘接胶为常规粘接胶或阻氧粘接胶。
[权利要求 7] 根据权利要求 1、 2或 3 所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 电绝缘管为塑胶管、 玻璃钢管、 玻璃管或陶瓷管; 阻氧粘接胶 涂复于电伴热复合塑胶采暖管至少一层管管之间的衔接处。
[权利要求 8] 根据权利要求 1、 2或 3所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 电绝缘管内壁上复合有包括金属管、 玻璃管、 陶瓷管、 水泥管 、 玻璃钢管; 阻氧粘接胶涂复于电伴热复合塑胶采暖管至少一层管管 之间的衔接处。
[权利要求 9] 根据权利要求 1、 2或 3所述的一种复合电热膜伴热保温塑胶管, 其特 征是: 复合电热膜伴热保温塑胶管的环形中空夹层空气保温管的内、 外管夹层之间, 填充复合有其它保温材料; 电伴热塑胶复合管的环形 中空夹层空气保温管外表面上, 紧密复合包裹有其它管; 其它管为发 泡材料保温管, 发泡材料保温管的外表面为自结皮, 或为复合表皮; 环形中空夹层空气保温管外管表面上设有反射膜, 或环形中空夹层空 气保温管外表面复合的保温材料管外表面上设有反射膜, 或保温材料 管外表面复合表皮上设有反射膜; 或环形中空夹层空气保温管的外层 表面、 发泡材料保温管的外层表面、 复合表皮的外层表面至少之一上 复合有反射膜; 或每层管道的外表皮上均复合有反射膜。
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