CN213400652U

CN213400652U - Elastic insulation flexible cable

Info

Publication number: CN213400652U
Application number: CN202022906775.9U
Authority: CN
Inventors: 陈建明
Original assignee: Anhui Zhongcable Electric Co ltd
Current assignee: Anhui Zhongcable Electric Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-06-08
Anticipated expiration: 2030-12-07

Abstract

The utility model relates to the technical field of cables, and an elastic insulation flexible cable is disclosed, including the oversheath, the inside thin steel wire that is provided with the screw thread form of oversheath, the fire-retardant layer of inboard fixedly connected with high temperature resistant of oversheath, the inboard fixedly connected with inner liner on the fire-retardant layer of high temperature resistant, the inside fixedly connected with rubber bush of inner liner, form the space of three mutual symmetry between rubber bush and the inner liner, it is three the inside in space all is provided with the sinle silk. The utility model discloses a, be provided with the thin steel wire of screw thread form through the inside of oversheath, the inboard fixed connection of oversheath is in the high temperature resistant fire-retardant layer outside, and the inboard fixed connection on high temperature resistant fire-retardant layer is in the outside of inner liner, and the inside fixed connection of inner liner is to the skin of rubber bush, forms three space between rubber bush and the inner liner to realized that this cable possesses that elasticity performance is good, non-deformable splits etc. advantage.

Description

Elastic insulation flexible cable

Technical Field

The utility model relates to the technical field of cables, specifically a flexible elastic insulation cable.

Background

The rubber sleeve cable is a flexible and movable cable variety which takes a plurality of strands of fine copper wires as conductors and is wrapped with rubber insulation and a rubber sheath, generally speaking, the rubber sleeve cable comprises a general rubber sleeve flexible cable, an electric welding machine cable, a submersible motor cable, a radio device cable, a photographic light source cable and the like, and the rubber sleeve cable is widely used for various electrical equipment, such as movable power wires of daily electric appliances, electric machinery, electric devices and appliances, and can be used under indoor or outdoor environmental conditions.

The rubber sleeve cable needs to be moved frequently when in use, so that more friction, pulling, twisting and deformation and other conditions can be caused, the bending, deformation, cracking and other conditions of the cable can be easily caused by the common rubber sleeve flexible cable, the common rubber sleeve cable does not have good elasticity, the problem that the internal structure of the cable is cracked and deformed after long-term use and the like can be caused, and therefore the elastic insulation flexible cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an elastic insulation flexible cable, it is good to possess elastic property, non-deformable splits advantages such as, has solved because the rubber sleeve cable needs often to remove when using, can cause more friction, draws and rises the circumstances such as distortion, ordinary rubber sleeve flexible cable, the condition such as the deformation fracture of bending of easy emergence cable to do not possess better elasticity of ordinary rubber sleeve cable, long-term the use can cause the problem of the internal structure deformation scheduling problem that splits of cable.

(II) technical scheme

For realizing above-mentioned elasticity performance is good, non-deformable splits's purpose, the utility model provides a following technical scheme: the utility model provides an elastic insulation flexible cable, includes the oversheath, the inside thin steel wire that is provided with the screw thread form of oversheath, the fire-retardant layer of inboard fixedly connected with high temperature resistance of oversheath, the inboard fixedly connected with inner liner on the fire-retardant layer of high temperature resistance, the inside fixedly connected with rubber bush of inner liner, form the space of three mutual symmetry between rubber bush and the inner liner, it is three the inside in space all is provided with sinle silk, it is three the inside in space is provided with the stopping respectively, the inside fixedly connected with elastic tube of rubber bush.

Preferably, the wire core is wrapped inside the filling material.

Preferably, the wire core comprises an insulating sleeve and a flexible conductor, the outer side of the insulating sleeve is fixedly connected to the inside of the filling material, the inner side of the insulating sleeve is fixedly connected to the outer side of the flexible conductor, and the flexible conductor is an oxygen-free pure copper conductor.

Preferably, the elastic tube is a rubber tube, and a rubber support rib is arranged in the inner cavity of the elastic tube.

Preferably, the outer sheath is a high-quality PVC insulating sheath.

Preferably, the diameter of the thin steel wire is.mm, and the strength is MPa.

(III) advantageous effects

Compared with the prior art, the utility model provides an elastic insulation flexible cable possesses following beneficial effect:

1. the elastic insulation flexible cable is characterized in that a thread-shaped thin steel wire is arranged inside the outer sheath, the inner side of the outer sheath is fixedly connected to the outer side of the high-temperature-resistant flame-retardant layer, the inner side of the high-temperature-resistant flame-retardant layer is fixedly connected to the outer side of the inner liner, the inner side of the inner liner is fixedly connected to the outer layer of the rubber bushing, three gaps are formed between the rubber bushing and the inner liner, fillers are respectively arranged inside the three gaps with wire cores, the inner part of the rubber bushing is fixedly connected to the outer side of the elastic tube, when the elastic tube is used in a moving, winding and bending mode, the elastic tube is matched with the rubber bushing, so that the cable has sufficient resilience, the cable is prevented from being deformed due to overlong bending time, meanwhile, the outer sheath is made of high-quality PVC insulation materials, the wear resistance and high-temperature resistance of, non-deformable advantage such as split has solved because the rubber sleeve cable need often remove when using, can cause more friction, draws the circumstances such as distortion that rises, and ordinary rubber sleeve flexible cable takes place the cable easily and bends the circumstances such as deformation fracture to ordinary rubber sleeve cable does not possess better elasticity, long-term the use can cause the problem that cable fracture inner structure warp the scheduling problem.

2. This elastic insulation flexible cable wraps up in the inside of stopping through the line core for the inside protection effect to the sinle silk of cable is better.

3. This elastic insulation flexible cable uses through the combination of insulating cover and flexible conductor for the sinle silk has good insulating protectiveness and compliance, and flexible conductor is oxygen-free pure copper conductor, makes the resistance of cable lower, and the loss is littleer.

4. This elastic insulation flexible cable uses through rubber brace rod cooperation elastic tube for elastic tube has good resilience force, when the cable takes place to buckle, can provide sufficient elasticity, prevents that cable inner structure from damaging.

5. This elastic insulation flexible cable is high-quality PVC insulation sheath through the oversheath for the cable possesses good fire-retardant, insulating and wear-resisting performance.

6. This elastic insulation flexible cable is 0.5mm through the diameter of thin steel wire, intensity 2160MPa for the tensile strength of cable obtains very big promotion, when the cable is buckled, can prevent its deformation fracture by at utmost simultaneously.

Drawings

FIG. 1 is a side perspective view of the structure of the present invention;

FIG. 2 is a schematic side view of the rubber bushing structure of the present invention;

fig. 3 is a schematic view of the front section of the structure of the present invention.

In the figure: 1. an outer sheath; 2. thin steel wires; 3. a high temperature resistant flame retardant layer; 4. an inner liner layer; 5. a rubber bushing; 6. a void; 7. a wire core; 71. an insulating sleeve; 72. a flexible conductor; 8. a filler; 9. an elastic tube; 91. a rubber support rib.

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. 1-3, an elastic insulation flexible cable comprises an outer sheath 1, a threaded thin steel wire 2 arranged inside the outer sheath 1, a high temperature resistant flame retardant layer 3 fixedly connected to the inner side of the outer sheath 1, an inner liner layer 4 fixedly connected to the inner side of the high temperature resistant flame retardant layer 3, a rubber liner 5 fixedly connected to the inner side of the inner liner layer 4, three symmetrical gaps 6 formed between the rubber liner 5 and the inner liner layer 4, wire cores 7 arranged inside the three gaps 6, fillers 8 respectively arranged inside the three gaps 6, an elastic tube 9 fixedly connected to the inner side of the rubber liner 5, the threaded thin steel wire 2 arranged inside the outer sheath 1, the inner side of the outer sheath 1 fixedly connected to the outer side of the high temperature resistant flame retardant layer 3, the inner side of the high temperature resistant flame retardant layer 3 fixedly connected to the outer side of the inner liner layer 4, the inner side of the, three gaps 6 are formed between the rubber bushing 5 and the inner liner 4, the filling materials 8 are respectively arranged in the three gaps 6, each of the three gaps 6 is provided with a wire core 7, and the filling materials 8 are respectively arranged in the three gaps 6, the inner part of the rubber bushing 5 is fixedly connected to the outer side of the elastic tube 9, when the cable is used, the cable is moved, wound and bent, because the elastic tube 9 is matched with the rubber bushing 5, the cable has sufficient resilience, and the cable is prevented from being deformed due to overlong bending time, and meanwhile, the outer sheath 1 is made of high-quality PVC insulating materials, so that the wear resistance and high temperature resistance of the cable are effectively enhanced, and the cable is not easy to crack, thereby realizing the advantages of good elasticity, difficult deformation and crack and the like of the cable, solving the problems that the rubber sleeve cable needs to be frequently moved when in use, more friction can be caused, the conditions such as tensile deformation and, and the common rubber sleeve cable does not have good elasticity, and the problem that the cable cracks, the internal structure is deformed and the like can be caused after long-term use.

Further, the wire core 7 is wrapped in the filling material 8, and the wire core 7 is wrapped in the filling material 8, so that the protection effect of the wire core 7 inside the cable is better.

Further, the wire core 7 comprises an insulating sleeve 71 and a flexible conductor 72, the outer side of the insulating sleeve 71 is fixedly connected to the inside of the filling material 8, the inner side of the insulating sleeve 71 is fixedly connected to the outer side of the flexible conductor 72, the flexible conductor 72 is an oxygen-free pure copper conductor, the wire core 7 has good insulation protection performance and flexibility by the combined use of the insulating sleeve 71 and the flexible conductor 72, and the flexible conductor 72 is an oxygen-free pure copper conductor, so that the resistance of the cable is lower, and the loss is smaller.

Further, elasticity pipe 9 is the rubber tube, and the inner chamber of elasticity pipe 9 is provided with rubber brace 91, uses through rubber brace 91 cooperation elasticity pipe 9 for elasticity pipe 9 has good resilience force, when the cable takes place to buckle, can provide sufficient elasticity, prevents that cable inner structure from damaging.

Furthermore, the outer sheath 1 is a high-quality PVC insulating sheath, and the outer sheath 1 is the high-quality PVC insulating sheath, so that the cable has good flame retardant, insulating and wear-resistant performances.

Further, the diameter of the thin steel wire 2 is 0.5mm, the strength is 2160MPa, the diameter of the thin steel wire 2 is 0.5mm, and the strength is 2160MPa, so that the tensile strength of the cable is greatly improved, and meanwhile, when the cable is bent, the deformation and the cracking of the cable can be prevented to the greatest extent.

The working principle is as follows: this elastic insulation flexible cable uses, in the use, move at the cable, twine, when buckling, because elasticity pipe 9 uses with the cooperation of rubber bush 5, make the cable possess sufficient resilience force, prevent that cable bending time overlength from causing the cable to warp, oversheath 1 uses high-quality PVC insulating material to make simultaneously, strengthen the wear-resisting and high temperature resistance of cable effectively, be difficult for the fracture, thereby realized that this cable possesses elastic property well, non-deformable splits advantages such as, solved because the rubber sleeve cable needs often to move when using, can cause more friction, draw and rise the condition such as distortion, ordinary rubber sleeve flexible cable, the condition such as cable bending deformation fracture easily takes place, and the not good elasticity that does not possess of ordinary rubber sleeve cable, long-term use can cause the problem of cable division inner structure deformation scheduling problem.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. An elastic insulated flexible cable comprising an outer sheath (1), characterized in that: oversheath (1), oversheath (1) inside is provided with thin steel wire (2) of screw thread form, inboard fixedly connected with fire-retardant layer (3) of high temperature resistant of oversheath (1), inboard fixedly connected with inner liner (4) on fire-retardant layer (3) of high temperature resistant, inside fixedly connected with rubber bush (5) of inner liner (4), form space (6) of three mutual symmetry between rubber bush (5) and inner liner (4), it is three the inside in space (6) all is provided with sinle silk (7), and is three the inside in space (6) is provided with stopping (8) respectively, rubber bush (5) inside fixedly connected with elastic tube (9).

2. A flexible elastic insulation cable according to claim 1, wherein: the wire core (7) is wrapped inside the filling material (8).

3. A flexible elastic insulation cable according to claim 1, wherein: the wire core (7) comprises an insulating sleeve (71) and a flexible conductor (72), the outer side of the insulating sleeve (71) is fixedly connected to the inside of the filling material (8), the inner side of the insulating sleeve (71) is fixedly connected to the outer side of the flexible conductor (72), and the flexible conductor (72) is an oxygen-free pure copper conductor.

4. A flexible elastic insulation cable according to claim 1, wherein: the elastic tube (9) is a rubber tube, and a rubber support rib (91) is arranged in the inner cavity of the elastic tube (9).

5. A flexible elastic insulation cable according to claim 1, wherein: the outer sheath (1) is a high-quality PVC insulating sheath.

6. A flexible elastic insulation cable according to claim 1, wherein: the diameter of the thin steel wire (2) is 0.5mm, and the strength is 2160 MPa.