CN216849358U

CN216849358U - Crosslinked polyethylene insulated steel wire armored rat and termite resistant environment-friendly control cable

Info

Publication number: CN216849358U
Application number: CN202123434716.7U
Authority: CN
Inventors: 肖曙光; 肖尚斌; 叶超; 孙海杰; 王俊玲; 肖慧敏; 唐文浩
Original assignee: Anhui Tongda Cable Co ltd
Current assignee: Anhui Tongda Cable Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-28
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a crosslinked polyethylene insulated steel wire armored rat and ant prevention environment-friendly control cable, which comprises a cable core, an outer protective layer and an anti-extrusion buffer layer, wherein the cable core consists of nineteen insulated wires, and each insulated wire consists of a copper conductor and an insulating layer coaxially extruded outside the copper conductor; the cable core is extruded outward and is wrapped up spacing core wrap, and spacing core wrap is wrapped up outward and has the polyester area, and the crowded package of polyester outband wall has the metal to weave the shielding layer, and the metal is woven the shielding layer outside around having the inner liner, and the outside crowded package of inner liner has the metal armor, and the crowded package in metal armor outside has the comprehensive sheath, synthesizes the sheath and includes coaxial waterproof layer, anti extrusion buffer layer and the outer jacket of crowded package in metal armor outside from interior to exterior in proper order. The utility model discloses do not possess characteristic scheduling problem such as ultraviolet protection, anti mouse ant to improve among the prior art, the utility model has the advantages of ultraviolet protection, anti mouse ant, ageing-resistant.

Description

Crosslinked polyethylene insulated steel wire armored rat and termite resistant environment-friendly control cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a crosslinked polyethylene insulated steel wire armor protection against rodents ant environment-friendly control cable.

Background

At present, with the continuous development of smart power grids, the requirements for signal transmission, feedback and real-time control are continuously increased, and the requirements for control cables as important components are also greatly improved.

The control cable in the prior art still has some defects, and the existing control cable does not have the characteristics of ultraviolet resistance, rat and termite resistance, aging resistance and the like, is easy to decompose under the condition of general illumination, and greatly reduces the service life of the control cable.

To above technical problem, the utility model discloses a crosslinked polyethylene insulated steel wire armor protection against rodents ant environment-friendly control cable, the utility model has characteristics such as ultraviolet resistance, anti mouse ant, ageing-resistant, difficult decomposition under the general illumination condition, advantages such as very big degree promotion control cable life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a crosslinked polyethylene insulated steel wire armor protection against rodents ant environment-friendly control cable to solve among the prior art control cable and do not possess characteristics such as ultraviolet protection, anti mouse ant, ageing-resistant, easily decompose under general illumination condition, very big degree reduces control cable life's problem. The utility model has the characteristics of ultraviolet resistance, anti mouse ant, ageing-resistant etc, difficult decomposition under the general illumination condition, very big degree promotes advantages such as control cable life.

The utility model discloses a following technical scheme realizes: the utility model discloses a crosslinked polyethylene insulated steel wire armored rat and ant prevention environment-friendly control cable, which comprises a cable core, an outer protective layer and an anti-extrusion buffer layer, wherein the cable core consists of nineteen insulated wires, and each insulated wire consists of a copper conductor and an insulating layer coaxially extruded outside the copper conductor; the cable core is extruded outward and is wrapped up spacing core wrap, and spacing core wrap is wrapped up outward and has the polyester area, and the crowded package of polyester outband wall has the metal to weave the shielding layer, and the metal is woven the shielding layer outside around having the inner liner, and the outside crowded package of inner liner has the metal armor, and the crowded package in metal armor outside has the comprehensive sheath, synthesizes the sheath and includes coaxial waterproof layer, anti extrusion buffer layer and the outer jacket of crowded package in metal armor outside from interior to exterior in proper order.

Further, in order to have better ultraviolet resistance and rat and ant bite prevention effects, the outer protective layer is made of a low-smoke halogen-free flame-retardant polyolefin material capable of preventing the rat and ant from resisting ultraviolet rays.

Further, for better bearing and resist external pressure, the shock insulation chamber that is used for absorbing external pressure is offered to equidistance in the anti extrusion buffer layer, and shock insulation intracavity integrated into one piece has the shock absorption hollow core piece that is used for assisting shock insulation chamber compression resilience.

Furthermore, in order to limit the outer ring of the conductor, the limiting core sleeve comprises a ring sleeve and a limiting cavity wound on the inner cavity wall of the ring sleeve, and the outer wall of the insulated conductor of the outer ring of the cable core is embedded and matched with the corresponding limiting cavity.

Further, in order to have better insulation, the insulating layer is made of a cross-linked polyethylene material.

Furthermore, in order to have a better fireproof effect, the lining layer is a flame-retardant polyvinyl chloride wrapping tape.

The utility model has the advantages of it is following:

(1) the utility model discloses be equipped with the insulating layer of being made by crosslinked polyethylene material outside the copper conductor of cable, make the insulating nature of cable have great promotion, and the metal braided shield layer is wrapped outward and is had fire-retardant polyvinyl chloride band, make the cable core possess better insulating nature, the metal armor, the outer jacket can play the effect that the protection against rodents stings, the outer jacket made by low smoke and zero halogen fire-retardant polyolefin material makes control cable possess characteristics such as good ageing-resistant, anti ultraviolet, corrosion-resistant, fire-retardant, tensile strength is great, environmental protection, the outer jacket that sets up in the control cable has still strengthened the ageing-resistant effect of cable, cable life has been prolonged, make the control cable difficult decomposition under general illumination condition, the control cable life is promoted to a great extent;

(2) the utility model discloses be equipped with the spacing core cover of insulated wire to cable core outer lane in the cable, can carry out the rigidity to the outer lane cable with outer lane insulated wire matched pair spacing chamber, avoid appearing in the use inside wire and twist substantially and influence the condition of use, anti extrusion buffer layer through shock insulation chamber and shock insulation intracavity integrated into one piece inhale that the shock cavity piece can be better bear and resist external pressure.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the anti-extrusion buffer layer structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a cable core; 2. an insulated wire; 201. a copper conductor; 202. an insulating layer; 3. an outer jacket; 4. a polyester tape; 5. a metal braided shield layer; 6. an inner liner layer; 7. a metal armor layer; 8. a comprehensive sheath; 9. a waterproof layer; 10. a limiting core sleeve; 11. an anti-extrusion buffer layer.

Detailed Description

The following embodiments of the present invention are described in detail, and the present embodiment is implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following embodiments, and in the description of the present invention, words like "front", "back", "left", "right", etc. indicating directions or position relations are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

The utility model provides a technical scheme: a cross-linked polyethylene insulated steel wire armored rat-proof and termite-proof environment-friendly control cable is shown in figures 1 to 3 and comprises a cable core 1, an outer protective layer 3 and an anti-extrusion buffer layer 11, wherein the cable core 1 consists of nineteen insulated wires 2, and each insulated wire 2 consists of a copper conductor 201 and an insulating layer 202 coaxially extruded outside the copper conductor 201; the cable core 1 is crowded outward and is wrapped spacing core wrap 10, spacing core wrap 10 is outer to be wrapped there is

polyester area

4, 4 outer wall crowded chargings of polyester area have metal to weave

shielding layer

5, 5 outsides of metal to weave shielding layer are wrapped there is

inner liner

6, 6 outsides of inner liner are wrapped there is

metal armor

7, 7 outsides of metal armor are crowded to be wrapped there is comprehensive sheath 8, it includes coaxial waterproof layer 9, anti extrusion buffer layer 11 and the outer jacket 3 of crowded package in metal armor 7 outside from interior to exterior in proper order to synthesize sheath 8.

As shown in fig. 1 and 2, the outer protective layer 3 is made of a low-smoke halogen-free flame-retardant polyolefin material for preventing rats and ants from ultraviolet rays, and has better flame-retardant, ultraviolet-resistant and rat and ant biting-resistant effects.

As shown in figures 1 and 2, shock insulation cavities for absorbing external pressure are arranged in the anti-extrusion buffer layer 11 at equal intervals, and shock absorption hollow blocks for assisting the compression and rebound of the shock insulation cavities are integrally formed in the shock insulation cavities, so that the shock insulation cavities can better bear and resist the external pressure.

As shown in fig. 1 and 3, the limiting core sleeve 10 includes a ring sleeve and a limiting cavity wound around the inner cavity wall of the ring sleeve, and the outer wall of the insulated conductor 2 on the outer ring of the cable core 1 is embedded and paired with the corresponding limiting cavity, so that the conductor on the outer ring can be limited.

As shown in fig. 1, the insulating layer 202 is made of a cross-linked polyethylene material, and has better insulating properties.

As shown in fig. 1 and 2, the lining layer 6 is made of flame-retardant polyvinyl chloride wrapping tape, and has a better fireproof effect.

The principle of the utility model is as follows: the insulating layer 202 made of the cross-linked polyethylene material is arranged outside the copper conductor 201 of the cable, so that the insulativity of the cable is greatly improved, the flame-retardant polyvinyl chloride wrapping tape is wrapped outside the metal braided shielding layer 5, so that the cable core 1 has good insulativity, the metal armor layer 7 and the outer protective layer 3 can also play a role in preventing rat bite, the outer protective layer 3 made of the low-smoke halogen-free flame-retardant polyolefin material enables the control cable to have the characteristics of excellent aging resistance, ultraviolet resistance, corrosion resistance, flame retardance, high tensile strength and the like, the outer protective layer 3 arranged in the control cable enhances the aging resistance effect of the cable, and the service life of the cable is prolonged; be equipped with in the cable to the spacing core cover 10 of 2 spacing insulated wire of 1 outer lane of cable core, can carry out the position stabilization to the outer lane cable with the spacing chamber that outer lane insulated wire 2 paired mutually, avoid appearing in the use inside wire and turn round the condition of twisting influence use by a wide margin, anti extrusion buffer layer 11 through shock insulation chamber and shock insulation intracavity integrated into one piece inhale that the shock cavity piece can be better bear and resist external pressure.

Claims

1. The rat and ant prevention environment-friendly control cable with the armored cross-linked polyethylene insulated steel wires is characterized by comprising a cable core, an outer protective layer and an anti-extrusion buffer layer, wherein the cable core consists of nineteen insulated wires, and each insulated wire consists of a copper conductor and an insulating layer coaxially extruded outside the copper conductor; the cable core is crowded outward and is wrapped limited core cover, spacing core cover has the polyester area around wrapping outward, the crowded package of polyester outband wall has the metal to weave the shielding layer, the metal is woven the shielding layer outside and is wrapped there is the inner liner, the outside crowded package of inner liner has the metal armor layer, the crowded package in metal armor layer outside has the comprehensive sheath, it includes coaxial from interior to exterior crowded package in proper order at the outside waterproof layer of metal armor layer, anti extrusion buffer layer and outer jacket to synthesize the sheath.

2. The crosslinked polyethylene insulated steel wire armored rat/ant-proof environment-friendly control cable according to claim 1, wherein the outer sheath is made of a low-smoke halogen-free flame-retardant polyolefin material with rat/ant resistance and ultraviolet resistance.

3. The crosslinked polyethylene insulated steel wire armored rat and ant prevention environment-friendly control cable as claimed in claim 1, wherein shock insulation cavities for absorbing external pressure are equidistantly formed in the anti-extrusion buffer layer, and shock absorption hollow blocks for assisting the shock insulation cavities in compression and rebound are integrally formed in the shock insulation cavities.

4. The crosslinked polyethylene insulated steel wire armored rat/ant-proof environment-friendly control cable as claimed in claim 1, wherein the limiting core sleeve comprises a ring sleeve and a limiting cavity wound around the inner cavity wall of the ring sleeve, and the outer wall of the insulated wire of the outer ring of the cable core is matched with the corresponding limiting cavity in an embedding manner.

5. The crosslinked polyethylene insulated steel wire-armored rat and ant-proof environment-friendly control cable according to claim 1, wherein the insulating layer is made of crosslinked polyethylene material.

6. The crosslinked polyethylene insulated steel wire armored rat and ant prevention environment-friendly control cable as claimed in claim 1, wherein the inner liner layer is a flame-retardant polyvinyl chloride wrapping tape.