CN212136015U

CN212136015U - A wear-resisting waterproof type cable for industrial water pump

Info

Publication number: CN212136015U
Application number: CN202021273255.2U
Authority: CN
Inventors: 沈学瑞; 沈帅; 吕晨凯; 袁艳东
Original assignee: Queshan Yuqiang Cable Co ltd
Current assignee: Queshan Yuqiang Cable Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-11
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a wear-resistant waterproof cable for an industrial water pump, which comprises an outer sheath, a wire layer and a counterweight layer, wherein the outer sheath is wrapped outside the wire layer and the counterweight layer, and the wire layer is positioned above the counterweight layer; the electric wire layer includes mica tape insulating layer, the wear-resisting layer of polyurethane, insulating shield and cable core, the mica tape insulating layer is located between insulating shield and the outer sheath, insulating shield and mica tape insulating layer are closed annular, and insulating shield mid-mounting has many cable cores, it has the wear-resisting layer of polyurethane to fill between insulating shield and the cable core. The external wear resistance and the waterproof performance of the cable are improved, the wear resistance between the internal structure layers of the cable is improved, the service life of the cable is prolonged, the damage of the cable is avoided, and the potential safety hazard is reduced.

Description

A wear-resisting waterproof type cable for industrial water pump

Technical Field

The utility model relates to a water pump cable technical field especially relates to a wear-resisting waterproof type cable for industrial water pump.

Background

The industrial water pump is generally used for industrial water treatment, equipment is matched, the quality is good, the performance is good, and the industrial water pump can reach the industrial production standard, in order to reach the industrial production standard, the industrial water pump needs to use a wear-resistant waterproof cable so as to reach the safety level, ACWU90 is used for the industrial water pump at present, ACWU90 is a high-flexibility self-locking aluminum armor, a pvc outer sheath and a 90-degree cross-linked polyethylene waterproof insulating single-core or multi-core flame-retardant B-level cable, but the waterproof and wear-resistant performance of the industrial water pump only depends on the outer sheath, the aluminum armor and an insulating layer, so that the outer wear-resistant performance of the industrial water pump is high, the wear-resistant performance of each internal structural layer is low, the internal structural layers of the cable are easy to wear, the electric leakage condition occurs, the waterproof performance is poor, and the friction damage of the structural layers of the cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting waterproof type cable for industrial water pump improves the outside wear resistance and the waterproof performance of cable, improves the wear resistance between the cable inner structure layer, improves its life, avoids the cable conductor damaged, lowers the potential safety hazard, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a wear-resistant waterproof cable for an industrial water pump comprises an outer sheath, a wire layer and a counterweight layer, wherein the outer sheath is wrapped outside the wire layer and the counterweight layer, and the wire layer is positioned above the counterweight layer; the electric wire layer comprises a mica tape insulating layer, a polyurethane wear-resistant layer, an insulating shielding layer and cable cores, wherein the mica tape insulating layer is positioned between the insulating shielding layer and the outer sheath, the insulating shielding layer and the mica tape insulating layer are both in a closed ring shape, the middle of the insulating shielding layer is provided with the plurality of cable cores, and the polyurethane wear-resistant layer is filled between the insulating shielding layer and the cable cores;

the cable core comprises a copper core, a polyester wrapping tape and a brominated flame-retardant tape, wherein the copper core is positioned inside the annular polyester wrapping tape, and the brominated flame-retardant tape is arranged outside the polyester wrapping tape.

Preferably, the cross section of the wire layer is in an N shape with two ends bent downwards and a middle part protruding upwards, the wire layer is coated on the upper surface of the counterweight layer in a half way, and a cable with a circular cross section is formed between the counterweight layer and the wire layer.

Preferably, the outer surface of the counterweight layer is wrapped with an outer structural layer, the outer sheath and the outer structural layer are both structural layers made of polyvinyl chloride waterproof materials, and the outer surface of the outer sheath is coated with polyurethane.

Preferably, the insulation shielding layer is a structural layer made of a conductive metal mesh.

Preferably, the middle part of the counterweight layer is filled with an aluminum-plastic composite material, and the density of the aluminum-plastic composite material is higher than that of the wire layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a wear-resisting waterproof type cable for industrial water pump, set up the weight layer, make the electric wire layer be located the upper end part of cable conductor, under the action of gravity, the weight layer is in contact ground end, all with weight layer friction ground when dragging the cable conductor along ground, the rainwater can be followed cable upper surface downward slip equally, ponding is in weight layer department, weight layer thickness is thick and keep away from the cable core, avoid the cable core damage, improve the outside wear resistance and the waterproof performance of cable, and between weight layer and the electric wire layer, between insulation shielding layer and the cable core, all set up the polyurethane material between the adjacent cable core, improve the wear resistance between the cable inner structure layer, improve its life, avoid the cable conductor damage, reduce the potential safety hazard.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a diagram of a structure of an electrical wiring layer according to the present invention;

fig. 4 is the structure diagram of the cable core of the present invention.

In the figure: 1. wrapping the skin; 2. a wire layer; 21. a mica tape insulating layer; 22. a polyurethane wear layer; 23. an insulating shield layer; 24. a cable core; 241. a copper core; 242. polyester wrapping tape; 243. a brominated flame retardant tape; 3. a counterweight layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-4, a wear-resistant waterproof cable for an industrial water pump comprises an outer sheath 1, a wire layer 2 and a weight layer 3, wherein the outer sheath 1 is wrapped outside the wire layer 2 and the weight layer 3, the wire layer 2 is positioned above the weight layer 3, an aluminum-plastic composite material is filled in the middle of the weight layer 3, the density of the aluminum-plastic composite material is higher than that of the wire layer 2, and the aluminum-plastic composite material has high hardness and density and good wear resistance; the cross section of the wire layer 2 is of an N shape with two ends bent downwards and a middle part protruding upwards, the wire layer 2 is coated on the upper surface of the counterweight layer 3 in a half way, a cable with a circular cross section is formed between the counterweight layer 3 and the wire layer 2, the counterweight layer 3 is in contact with the ground end under the action of gravity, when the cable is dragged along the ground, the counterweight layer 3 rubs the ground, rainwater can slide downwards along the upper surface of the cable, accumulated water is arranged at the counterweight layer 3, the counterweight layer 3 is thick and is far away from the cable core 24, the damage to the cable core 24 is avoided, the external wear resistance and the waterproof performance of the cable are improved, the wire layer 2 comprises a mica tape insulating layer 21, a polyurethane wear-resistant layer 22, an insulating shielding layer 23 and a cable core 24, the mica tape insulating layer 21 is arranged between the insulating shielding layer 23 and the outer sheath 1, the insulating shielding layer 23 and the mica tape insulating layer 21 are both in a closed ring shape, a polyurethane wear-resistant layer 22 is filled between the insulating shielding layer 23 and the cable core 24, and the insulating shielding layer 23 is a structural layer made of a conductive metal mesh; the outer surface of the balance weight layer 3 is wrapped with an outer structural layer, the outer sheath 1 and the outer structural layer are both structural layers made of polyvinyl chloride waterproof materials, and the outer surface of the outer sheath 1 is coated with polyurethane, so that the wear resistance between the inner structural layers of the cable is improved, the service life of the cable is prolonged, the damage of the cable is avoided, and the potential safety hazard is reduced; the cable core 24 comprises a copper core 241, a polyester wrapping tape 242 and a brominated flame-retardant tape 243, wherein the copper core 241 is located inside the annular polyester wrapping tape 242, and the brominated flame-retardant tape 243 is arranged outside the polyester wrapping tape 242 and used for flame retardance and preventing the cable from being burnt out due to electric leakage.

In summary, the following steps: the utility model discloses a wear-resisting waterproof type cable for industrial water pump, set up counterweight layer 3, make electric wire layer 2 be located the upper end part of cable conductor, under the action of gravity, counterweight layer 3 is located contact ground end, all with counterweight layer 3 friction ground when dragging the cable conductor along ground, the rainwater can follow cable upper surface downward slip equally, ponding is in counterweight layer 3 department, 3 thickness on counterweight layer are thick and keep away from cable core 24, avoid 24 damages of cable core, improve the outside wear resistance and the waterproof performance of cable, and between counterweight layer 3 and the electric wire layer 2, between insulation shielding layer 23 and the cable core 24, all set up the polyurethane material between the adjacent cable core 24, improve the wear resistance between the cable inner structure layer, improve its life, avoid the damaged cable conductor, reduce the potential safety hazard.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wear-resisting waterproof type cable for industrial water pump, includes outer sheath (1), electric wire layer (2) and counterweight layer (3), its characterized in that: the outer wrapping (1) wraps the outer parts of the wire layer (2) and the counterweight layer (3), and the wire layer (2) is positioned above the counterweight layer (3); the wire layer (2) comprises a mica tape insulating layer (21), a polyurethane wear-resistant layer (22), an insulating shielding layer (23) and a cable core (24), the mica tape insulating layer (21) is located between the insulating shielding layer (23) and the outer wrapping sheath (1), the insulating shielding layer (23) and the mica tape insulating layer (21) are both in a closed ring shape, a plurality of cable cores (24) are installed in the middle of the insulating shielding layer (23), and the polyurethane wear-resistant layer (22) is filled between the insulating shielding layer (23) and the cable cores (24); the cable core (24) comprises a copper core (241), a polyester wrapping tape (242) and a brominated flame-retardant tape (243), the copper core (241) is located inside the annular polyester wrapping tape (242), and the brominated flame-retardant tape (243) is arranged outside the polyester wrapping tape (242).

2. The abrasion-resistant waterproof cable for the industrial water pump according to claim 1, wherein: the cross section of the electric wire layer (2) is in an N shape with two ends bent downwards and a middle part protruding upwards, the electric wire layer (2) is coated on the upper surface of the counterweight layer (3), and a cable with a circular cross section is formed between the counterweight layer (3) and the electric wire layer (2).

3. The abrasion-resistant waterproof cable for the industrial water pump according to claim 1, wherein: the outer surface of the counterweight layer (3) is wrapped with an outer structural layer, the outer wrapper (1) and the outer structural layer are structural layers made of polyvinyl chloride waterproof materials, and the outer surface of the outer wrapper (1) is coated with polyurethane.

4. The abrasion-resistant waterproof cable for the industrial water pump according to claim 1, wherein: the insulation shielding layer (23) is a structural layer made of a conductive metal mesh.

5. The abrasion-resistant waterproof cable for the industrial water pump according to claim 1, wherein: the middle part of the counterweight layer (3) is filled with an aluminum-plastic composite material, and the density of the aluminum-plastic composite material is higher than that of the electric wire layer (2).