CN218788288U

CN218788288U - Waterproof power cable

Info

Publication number: CN218788288U
Application number: CN202223174689.9U
Authority: CN
Inventors: 李春暖
Original assignee: Qingdao China Cable Lianchuang Cable Technology Co ltd
Current assignee: Qingdao China Cable Lianchuang Cable Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-04
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a waterproof power cable, including abrasionproof layer and abrasionproof subassembly, the inboard of abrasionproof layer is provided with the abrasionproof subassembly, and the abrasionproof subassembly is including steel wire layer, filling layer and nylon layer, the inboard of abrasionproof layer is provided with the steel wire layer, and the gap department on steel wire layer is provided with the filling layer, the both sides bonding on steel wire layer has the nylon layer, the nylon layer of steel wire layer one side is fixed mutually with the inboard of abrasionproof layer. This waterproof power cable has good rigidity and toughness through the abrasionproof layer, makes the abrasionproof layer be difficult for taking place the friction with hard thing and causes wearing and tearing, through the steel wire layer, mutually support between filling layer and the nylon layer, makes waterproof power cable's bulk strength improve greatly, can prevent that the excessive bending of waterproof power cable from appearing damaging, through the area that blocks water that sets up and the yarn that blocks water, plays dual guarantee, makes waterproof power cable's waterproof obtaining further the enhancement.

Description

Waterproof power cable

Technical Field

The utility model relates to a waterproof power cable technical field specifically is a waterproof power cable.

Background

The power cable is used for transmitting and distributing electric energy, the waterproof power cable is a cable which can be used in a place which is often soaked in water or wet for a long time, the waterproof power cable can be used underwater for a long time, moisture can be prevented from entering the cable, the cable is prevented from being broken down, and the cable is ensured to operate stably underwater for a long time;

when the waterproof power cable is laid in a water-immersed or wet place, the waterproof power cable is easy to rub hard objects such as underwater bumps, rollers and supports, so that the waterproof power cable is easy to wear, and when the waterproof power cable is laid to be bent, the outer side of the cable is pulled and extruded by the inner stretching side.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof power cable to solve the reason of cable material and cable structure characteristic on the existing market that above-mentioned background art provided, the cable bears the bending and has certain limit, and excessive bending makes waterproof power cable appear the problem of damage easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof power cable, includes wearing layer and abrasionproof subassembly, wearing layer's inboard is provided with wearing assembly, and wearing assembly is including steel wire layer, filling layer and nylon layer, wearing layer's inboard is provided with the steel wire layer, and the gap department on steel wire layer is provided with the filling layer, the both sides bonding on steel wire layer has the nylon layer, the nylon layer of steel wire layer one side is fixed mutually with wearing layer's inboard, and the nylon layer of steel wire layer opposite side is connected with the inner sheath.

Preferably, one side of the inner sheath is provided with a waterproof mechanism, the waterproof mechanism comprises a water blocking tape, a heat preservation layer and a water blocking yarn, and one side of the inner sheath is connected with the water blocking tape.

Preferably, a heat insulation layer is fixed on one side of the water blocking tape far away from the inner sheath.

Preferably, one side of the heat-insulating layer, which is far away from the inner sheath, is connected with water-blocking yarns.

Preferably, the inner side of the water blocking yarn is fixed with the outer side of the metal shielding layer.

Preferably, an insulating layer is connected to the inner side of the metal shielding layer.

Preferably, a conductor shielding layer is fixed on the inner side of the insulating layer, and a conductor is connected to the inner side of the conductor shielding layer.

Compared with the prior art, the beneficial effects of the utility model are that: this waterproof power cable has good rigidity and toughness through the abrasionproof layer, makes the abrasionproof layer be difficult for taking place the friction with hard thing and cause wearing and tearing, through the steel wire layer, mutually support between filling layer and the nylon layer, makes waterproof power cable's bulk strength improve greatly, can prevent that the excessive bending of waterproof power cable from appearing damaging, through the area that blocks water that sets up and the yarn that blocks water, plays dual guarantee, makes waterproof power cable's waterproof obtaining further enhancement.

1. When the waterproof power cable is laid in a water-soaked or wet place, the anti-abrasion layer has good rigidity and toughness, so that the anti-abrasion layer is not easy to rub against a hard object to cause abrasion, the overall strength of the waterproof power cable is increased through the steel wire layer arranged in the anti-abrasion layer, the waterproof power cable is prevented from being excessively bent, the filling layer has the advantages of high abrasion resistance and strong bonding force, the steel wire layer and the two nylon layers can be tightly bonded together, the nylon layer has the advantages of high strength and good puncture resistance, the steel wires at the fracture of the steel wire layer are further prevented from moving and being disorderly poked, and the steel wire layer, the filling layer and the nylon layer are mutually matched, so that the overall strength of the waterproof power cable is greatly improved, and the waterproof power cable can be prevented from being damaged due to excessive bending;

2. this waterproof power cable lays when the installation when waterproof power cable under water, when the yarn that blocks water is difficult to block moisture, can further block the moisture of infiltration through the yarn that blocks water of installation, through the water-blocking tape that sets up and the yarn that blocks water, plays dual guarantee, makes waterproof power cable's waterproof obtain further enhancement.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the anti-wear assembly and the waterproof mechanism of the present invention;

fig. 3 is a schematic view of the steel wire layer of the present invention.

In the figure: 1. an anti-wear layer; 2. an anti-wear assembly; 21. a steel wire layer; 22. a filling layer; 23. a nylon layer; 3. an inner sheath; 4. a waterproof mechanism; 41. a water blocking tape; 42. a heat-insulating layer; 43. water-blocking yarn; 5. a metal shielding layer; 6. an insulating layer; 7. a conductor shield layer; 8. a conductor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a waterproof power cable, including abrasionproof layer 1 and abrasionproof subassembly 2, the inboard of abrasionproof layer 1 is provided with abrasionproof subassembly 2, and abrasionproof subassembly 2 is including steel wire layer 21, filling layer 22 and nylon layer 23, the inboard of abrasionproof layer 1 is provided with steel wire layer 21, and the gap department of steel wire layer 21 is provided with filling layer 22, the both sides bonding of steel wire layer 21 has nylon layer 23, the nylon layer 23 of steel wire layer 21 one side is fixed mutually with the inboard of abrasionproof layer 1, and the nylon layer 23 of steel wire layer 21 opposite side is connected with inner sheath 3, abrasionproof layer 1 adopts the polyethylene material of resistant environmental cracking stress, filling layer 22 adopts the butadiene acrylonitrile rubber material, nylon layer 23 adopts the polyamide fiber material.

When waterproof power cable lays in soaking or moist place, the polyethylene material that adopts resistant environmental stress fracture through wearing layer 1 has good heat resistance and cold resistance, chemical stability is good, still has higher rigidity and toughness, make wearing layer 1 be difficult for rubbing with hard thing and cause wearing and tearing, steel wire layer 21 through the inside setting of wearing layer 1, increase waterproof power cable holistic intensity, prevent the excessive bending of waterproof power cable, and adopt the butyronitrile rubber material to have the advantage that the wearability is higher and the bonding force is strong through filling layer 22, can closely bond steel wire layer 21 and two nylon layers 23 together, when preventing waterproof power cable and crooked, the steel wire of steel wire layer 21 fracture department removes, and nylon layer 23 has the advantage that intensity is high and puncture resistance is good, further prevent the steel wire of steel wire layer 21 fracture department from removing the disorderly, through steel wire layer 21, mutually support between filling layer 22 and the nylon layer 23, make waterproof power cable's bulk strength improve greatly, can prevent that damage from appearing in the excessive bending of waterproof power cable.

One side of inner sheath 3 is provided with waterproofing mechanism 4, and waterproofing mechanism 4 is including water-blocking tape 41, heat preservation 42 and the yarn 43 that blocks water, one side of inner sheath 3 is connected with water-blocking tape 41, water-blocking tape 41 keeps away from one side of inner sheath 3 and is fixed with heat preservation 42, one side that inner sheath 3 was kept away from to heat preservation 42 is connected with the yarn 43 that blocks water, the inboard of yarn 43 that blocks water is fixed mutually with metallic shield 5's the outside, metallic shield 5's inboard is connected with insulating layer 6, the inboard of insulating layer 6 is fixed with shielding layer 8, and shielding layer 8's inboard is connected with conductor 7, heat preservation 42 adopts the heat preservation rubber material.

When waterproof power cable lays the installation under water, when the area of blocking water 41 is difficult to block moisture, the yarn 43 that blocks water through the installation can further block the moisture of infiltration, through the area of blocking water 41 that sets up and the yarn 43 that blocks water, plays dual guarantee, and heat preservation 42 adopts the heat preservation rubber material, reduces the influence of temperature to waterproof power cable, makes waterproof power cable's waterproof obtain further the enhancement.

To sum up, when the waterproof power cable is laid in a water-immersed or wet place, the abrasion-proof layer 1 has high rigidity and toughness, so that the abrasion-proof layer 1 is not easy to rub against hard objects to cause abrasion, the steel wire layer 21 arranged in the abrasion-proof layer 1 is used for increasing the overall strength of the waterproof power cable, so as to prevent the waterproof power cable from being excessively bent, the steel wire layer 21 is tightly adhered to the two nylon layers 23 through the filling layer 22, so as to prevent the steel wires at the fracture of the steel wire layer 21 from moving and being disorderly poked when the waterproof power cable is bent, so that the overall strength of the waterproof power cable is greatly improved, the waterproof power cable can be prevented from being excessively bent and damaged, when the waterproof power cable is laid and installed underwater, when the water is difficult to be blocked by the water blocking tape 41, the permeated water can be further blocked by the installed water blocking tape 43, and double guarantee is achieved by the arranged water blocking tape 41 and the water blocking yarn 43, so as to further enhance the water prevention of the waterproof power cable, and what is not described in detail in this specification belongs to the prior art known to professionals in the art.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A waterproof power cable comprising a wear layer (1) and a wear assembly (2), characterized in that:

the utility model discloses a wear-resistant steel wire layer, including wear-resistant steel wire layer (21), filler layer (22), nylon layer (23) and nylon layer (23), wear-resistant steel wire layer (21) are provided with to the inboard of wear-resistant layer (1), and the gap department of steel wire layer (21) is provided with filler layer (22), the both sides bonding of steel wire layer (21) has nylon layer (23), nylon layer (23) of steel wire layer (21) one side are fixed mutually with the inboard of wear-resistant layer (1), and nylon layer (23) of steel wire layer (21) opposite side are connected with inner sheath (3).

2. A water resistant power cable according to claim 1, characterized in that: one side of the inner sheath (3) is provided with a waterproof mechanism (4), the waterproof mechanism (4) comprises a water blocking tape (41), a heat preservation layer (42) and a water blocking yarn (43), and one side of the inner sheath (3) is connected with the water blocking tape (41).

3. A water resistant power cable according to claim 2, characterized in that: and a heat-insulating layer (42) is fixed on one side of the water-blocking tape (41) far away from the inner sheath (3).

4. A water resistant power cable according to claim 3, characterized in that: and one side of the heat-insulating layer (42) far away from the inner sheath (3) is connected with a water-blocking yarn (43).

5. A water resistant power cable according to claim 4, characterized in that: the inner side of the water blocking yarn (43) is fixed with the outer side of the metal shielding layer (5).

6. A water resistant power cable according to claim 5, characterized in that: the inner side of the metal shielding layer (5) is connected with an insulating layer (6).

7. A water resistant power cable according to claim 6, characterized in that: and a conductor shielding layer (8) is fixed on the inner side of the insulating layer (6), and a conductor (7) is connected to the inner side of the conductor shielding layer (8).