阅读说明：本技术 一种船用耐腐蚀伴热电缆 (Marine corrosion-resistant heat tracing cable ) 是由 李贻连 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种船用耐腐蚀伴热电缆,包括加强筋,所述加强筋的左右两侧均设置有注线槽,两个所述注线槽的内部均设置有线芯,两个所述线芯的外部均固定连接有第一绝缘层,两个所述注线槽的内侧之间设置有导体。本发明中,首先通过两层绝缘层保证该电缆的绝缘性,及提高该伴热电缆的安全性,然后在该伴热电缆内部同时设置耐高温层、耐磨层和耐腐蚀层,用于提高该伴热电缆的耐磨性、耐腐蚀性和耐高温性,进而可大幅提高伴热电缆的使用稳定性；其次,由于该伴热电缆外部设置骨架层和抗拉层,故可以大大提高该伴热电缆的使用强度,使该伴热电缆更为耐磨损、耐拉扯,从而大大提高该伴热电缆的使用寿命。(The invention discloses a corrosion-resistant heat tracing cable for a ship, which comprises a reinforcing rib, wherein the left side and the right side of the reinforcing rib are respectively provided with a wire injection groove, wire cores are respectively arranged inside the two wire injection grooves, the outer parts of the two wire cores are respectively fixedly connected with a first insulating layer, and a conductor is arranged between the inner sides of the two wire injection grooves. According to the invention, firstly, the insulativity of the cable is ensured through two insulating layers, the safety of the heat tracing cable is improved, and then the high temperature resistant layer, the wear-resistant layer and the corrosion-resistant layer are simultaneously arranged in the heat tracing cable for improving the wear resistance, the corrosion resistance and the high temperature resistance of the heat tracing cable, so that the use stability of the heat tracing cable can be greatly improved; secondly, because the outer part of the heat tracing cable is provided with the framework layer and the tensile layer, the service strength of the heat tracing cable can be greatly improved, so that the heat tracing cable is more wear-resistant and tear-resistant, and the service life of the heat tracing cable is greatly prolonged.)

1. The utility model provides a marine corrosion-resistant companion's heat cable, includes strengthening rib (1), its characterized in that: the reinforcing rib comprises reinforcing ribs (1), wherein wire injection grooves (2) are formed in the left side and the right side of the reinforcing rib (1), wire cores (3) and two wire cores (3) are arranged in the wire injection grooves (2), a first insulating layer (4) is fixedly connected to the outer portions of the wire cores (3), a conductor (5) is arranged between the inner sides of the wire injection grooves (2), a filling layer (6) is arranged in the reinforcing rib (1), a second insulating layer (7) is arranged on the outer portion of the reinforcing rib (1), the second insulating layer (7) comprises glass fibers (8), a plurality of mica tapes (9) are woven and wound in the glass fibers (8), a high-temperature-resistant layer (10) is arranged on the outer portion of the high-temperature-resistant layer (10), a wear-resistant layer (11) is arranged on the outer portion of the wear-resistant layer (11), a corrosion-resistant layer (12) is arranged on the outer portion of the corrosion-resistant layer (12), a framework layer (13) is arranged on the outer portion of the corrosion-resistant layer (12), and a tensile layer (14) is arranged outside the framework layer (13).

2. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the inner walls of the line injection grooves (2) are in contact with each other outside the first insulating layer (4), and the first insulating layer (4) is made of polyethylene plastics.

3. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the two ends of the conductor (5) penetrate through the wire injection groove (2), the first insulating layer (4) and the wire core (3) to be connected, and the conductor (5) is arranged inside the reinforcing rib (1).

4. The marine corrosion-resistant heat tracing cable of claims 1-3, wherein: the filler of the filling layer (6) is a glass fiber rope, and the wire core (3), the wire injection groove (2), the conductor (5) and the first insulating layer (4) are symmetrical about the central axis of the reinforcing rib (1).

5. The marine corrosion-resistant heat tracing cable of claims 1-4, wherein: the thickness of the second insulating layer (7) is 0.5mm, and high-temperature-resistant insulating paint mainly made of polyurethane materials is coated outside the second insulating layer (7).

6. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the tensile layer (14) is internally provided with a plurality of strands of tensile wires (15), and the tensile wires (15) are formed by twisting a plurality of fiber wires.

7. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the framework layer (13) is formed by weaving a plurality of copper wires, and the cross section of the framework layer (13) is flat.

8. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the corrosion-resistant layer (12) is made of a polyether-ether-ketone resin layer, and the exterior of the corrosion-resistant layer (12) is coated with a coating containing a zinc-nickel alloy.

9. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the wear-resistant layer (11) is made of polyurethane rubber.

10. The marine corrosion-resistant heat tracing cable of claim 1, wherein: the material of the high temperature resistant layer (10) is organic silicon ceramic glass paint, and the thickness of the high temperature resistant layer (10) is 0.3 mm.

Technical Field

The invention relates to the field of heat tracing cable manufacturing, in particular to a marine corrosion-resistant heat tracing cable.

Background

The heat tracing is widely applied as an effective pipeline heat preservation and anti-freezing scheme, the working principle is that a certain amount of heat is emitted through a heat tracing medium, the loss of a heat tracing pipeline is supplemented through direct or indirect heat exchange, so that the normal working requirements of temperature rise, heat preservation or anti-freezing are met, and the electric heat tracing technology is developed to date, and the traditional constant-power heat tracing is developed into the automatic temperature control electric heat tracing taking conductive plastics as the core. Chinese patent document CN 202422787U discloses a marine anti-bending corrosion-resistant wear-resistant control cable, which is characterized in that a sixth copper conductor is adopted as a power transmission medium, the cable is more flexible than a common fifth copper conductor and belongs to an ultra-flexible conductor, irradiation cross-linked polyethylene is adopted as an insulating layer, and the irradiation cross-linked polyethylene has better electrical insulation performance because the purity of the material is higher than that of chemical cross-linked polyethylene, so that the thickness of the insulating layer can be reduced, the outer diameter of the insulation is controlled to be smaller, the outer diameter of the cable is further reduced, meanwhile, the temperature-resistant grade can reach 125 ℃, a polyurethane material is adopted as an outer sheath of the control cable, the corrosion resistance and the wear resistance of the cable are improved, the smooth laying of the cable is ensured, the service life of the cable is prolonged, and the cable is suitable for being laid on space and complex marine control equipment, but the cable has the defects of insufficient strength and easy tearing and damage, and has poor wear-resistant, corrosion-resistant and high-temperature-resistant effects.

Therefore, it is necessary to develop a corrosion-resistant heat tracing cable for ships to solve at least one of the above technical problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a marine corrosion-resistant heat tracing cable.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a marine corrosion-resistant companion's heat cable, includes the strengthening rib, the left and right sides of strengthening rib all is provided with notes line groove, two the inside in notes line groove all is provided with sinle silk, two the equal fixedly connected with first insulation layer in outside of sinle silk, two be provided with the conductor between the inboard in notes line groove, the inside of strengthening rib is provided with the filling layer, the outside of strengthening rib is provided with the second insulating layer, the second insulating layer includes the glass silk, the winding is woven to the inside of glass silk has a plurality of mica tapes, the outside of mica tape is provided with high temperature resistant layer, the outside on high temperature resistant layer is provided with the wearing layer, the outside of wearing layer is provided with corrosion resistant layer, corrosion resistant layer's outside is provided with the casing ply, the outside of casing ply is provided with the tensile layer.

As a further description of the above technical solution:

the inner walls of all injection line grooves in the outer portion of the first insulating layer are in contact with each other, and the first insulating layer is made of polyethylene plastics.

As a further description of the above technical solution:

the two ends of the conductor penetrate through the wire injection groove, the first insulating layer and the wire core to be connected, and the conductor is arranged inside the reinforcing rib.

As a further description of the above technical solution:

the filler of the filling layer is a glass fiber rope, and the wire core, the wire injection groove, the conductor and the first insulating layer are symmetrical about the central axis of the reinforcing rib.

As a further description of the above technical solution:

the thickness of the second insulating layer is 0.5mm, and high-temperature-resistant insulating paint mainly made of polyurethane materials is coated outside the second insulating layer.

As a further description of the above technical solution:

the tensile layer is internally provided with a plurality of strands of tensile wires, and the tensile wires are formed by twisting a plurality of fiber wires.

As a further description of the above technical solution:

the framework layer is formed by weaving a plurality of copper wires, and the cross section of the framework layer is flat.

As a further description of the above technical solution:

the corrosion-resistant layer is made of a polyether-ether-ketone resin layer, and the exterior of the corrosion-resistant layer is coated with a coating containing a zinc-nickel alloy.

As a further description of the above technical solution:

the wear-resistant layer is made of polyurethane rubber.

As a further description of the above technical solution:

the material of the high temperature resistant layer is organic silicon ceramic glass coating, and the thickness of the high temperature resistant layer is 0.3 mm.

The invention has the following beneficial effects:

1. in the invention, two insulating layers are arranged inside the heat tracing cable, and the insulativity of the cable can be fully ensured through the two insulating layers, so that the safety of the heat tracing cable is greatly improved.

2. According to the heat tracing cable, the high-temperature resistant layer, the wear-resistant layer and the corrosion-resistant layer are arranged in the heat tracing cable, so that the wear resistance, the corrosion resistance and the high-temperature resistance of the heat tracing cable can be greatly improved, and the use stability of the heat tracing cable is greatly improved.

3. According to the invention, the framework layer and the tensile layer are arranged outside the heat tracing cable, so that the use strength of the heat tracing cable can be greatly improved, and the heat tracing cable is wear-resistant and pull-resistant, so that the service life of the heat tracing cable is greatly prolonged, and the heat tracing cable is worthy of great popularization.

Drawings

FIG. 1 is a schematic structural view of a corrosion-resistant heat tracing cable for a ship according to the present invention;

FIG. 2 is a schematic front view of a second insulation layer structure of a corrosion-resistant heat tracing cable for a ship according to the present invention;

FIG. 3 is a schematic structural diagram of a tensile layer of a corrosion-resistant heat tracing cable for a ship according to the present invention;

fig. 4 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. reinforcing ribs; 2. line injection grooves are formed; 3. a wire core; 4. a first insulating layer; 5. a conductor; 6. a filling layer; 7. a second insulating layer; 8. glass fiber; 9. mica tapes; 10. a high temperature resistant layer; 11. a wear layer; 12. A corrosion-resistant layer; 13. a framework layer; 14. a tensile layer; 15. and (4) resisting the pulling wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be broadly construed, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present invention can be specifically understood by those of ordinary skill in the art.

The first embodiment is as follows:

referring to fig. 1-4, the invention provides a marine corrosion-resistant heat tracing cable, which comprises a reinforcing rib 1, wherein wire injection slots 2 are respectively arranged at the left side and the right side of the reinforcing rib 1, wire cores 3 are respectively arranged inside the two wire injection slots 2, a first insulating layer 4 is fixedly connected with the outer parts of the two wire cores 3, a conductor 5 is arranged between the inner sides of the two wire injection slots 2, a filling layer 6 is arranged inside the reinforcing rib 1, a second insulating layer 7 is arranged outside the reinforcing rib 1, the second insulating layer 7 comprises glass fibers 8, the glass fibers 8 have higher heat resistance and are nonflammable and have certain flexibility, a plurality of mica tapes 9 are woven and wound inside the glass fibers 8, the mica tapes 9 are high-performance mica insulating products and have excellent high temperature resistance and fire resistance, and the insulativity of the heat tracing cable can be ensured through the two insulating layers, the security improves greatly, the outside of mica tape 9 is provided with high temperature resistant layer 10, the outside of high temperature resistant layer 10 is provided with wearing layer 11, the outside of wearing layer 11 is provided with corrosion resistant layer 12, the outside of corrosion resistant layer 12 is provided with casing ply 13, the outside of casing ply 13 is provided with tensile layer 14, the inside high temperature resistant layer 10 that sets up of cable, wearing layer 11 and corrosion resistant 12 layer can greatly improve this heat tracing cable's wearability, corrosion resistance and high temperature resistance, improve heat tracing cable's stability in use greatly.

Example two:

as shown in fig. 3, in this embodiment, a plurality of strands of tensile wires 15 are disposed inside the tensile layer 14, the tensile wires 15 are formed by twisting a plurality of fiber wires, the strength of the heat tracing cable can be increased by the tensile wires 15, the heat tracing cable is prevented from being damaged by pulling, the service life of the heat tracing cable is greatly prolonged, the framework layer 13 is formed by weaving a plurality of copper wires, the cross section of the framework layer 13 is flat, the structural stability of the heat tracing cable can be increased by the framework layer 13, the service strength of the heat tracing cable is ensured, the service life of the heat tracing cable is prolonged, the corrosion-resistant layer 12 is made of a polyetheretherketone resin layer, the polyetheretherketone resin layer has high chemical stability, can effectively prevent corrosion, ensure that the inside of the heat tracing cable is not damaged by corrosion, the corrosion-resistant layer 12 is coated with a coating containing a zinc-nickel alloy, and has high corrosion resistance, thermal stability and low hydrogen brittleness, the material of wearing layer 11 is polyurethane rubber, improves this heat tracing cable's wearability greatly, prolongs its life, and the material of high temperature resistant layer 10 is organic silicon ceramic glass coating, and the thickness of high temperature resistant layer 10 is 0.3mm, can avoid the too high conflagration that takes place of heat tracing cable temperature.

The working principle is as follows: at first, this heat tracing cable's inside is provided with two-layer insulation, can fully guarantee the insulating nature of this cable through two-layer insulation, make this heat tracing cable's security improve greatly, then the high temperature resistant layer 10 of this heat tracing cable inside setting, wearing layer 11 and corrosion resistant layer 12 can improve this heat tracing cable's wearability greatly, corrosion resistance and high temperature resistant, improve heat tracing cable's stability in use greatly, then this heat tracing cable outside sets up framework layer 13 and tensile layer 14 and can improve this heat tracing cable's use strength greatly, make this heat tracing cable stand wear and tear, thereby improve this heat tracing cable's life greatly.

Example three:

as shown in fig. 4, in this embodiment, the inner walls of the wire injecting grooves 2 outside the first insulating layer 4 are in contact with each other, the first insulating layer 4 is made of polyethylene plastic, the polyethylene plastic has good electrical insulation property and can achieve a good insulating effect, two ends of the conductor 5 penetrate through the wire injecting grooves 2, the first insulating layer 4 is connected with the core 3, the core 3 can ensure the normal operation of the heat tracing cable, the conductor 5 is disposed inside the reinforcing rib 1, the filler of the filling layer 6 is a glass fiber rope, the molding of the glass fiber rope filling strip is stable, the mechanical strength is high, the structural stability and the round shape of the heat tracing cable during cabling can be fully ensured, the core 3, the wire injecting grooves 2, the conductor 5 and the first insulating layer 4 are symmetrical with respect to the central axis of the reinforcing rib 1, the production and the appearance of the heat tracing cable can be facilitated, the thickness of the second insulating layer 7 is 0.5mm, the outside of second insulating layer 7 is scribbled and is had the high temperature resistant insulated paint who takes the polyurethane material as the owner, and high temperature resistant insulated paint can effectually avoid the cable temperature too high and damage, can fully guarantee the insulating nature of this cable through two-layer insulating layer, makes this heat tracing cable's security improve greatly.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalent substitutions and modifications may be made to some features of the embodiments described above, and any modifications, equivalents, improvements, etc. within the spirit and principle of the present invention should be included in the scope of the present invention.