CN211455339U

CN211455339U - Bending-resistant cable

Info

Publication number: CN211455339U
Application number: CN201921966230.8U
Authority: CN
Inventors: 庞阳阳
Original assignee: Shanghai Hongxin Wire&cable Co ltd
Current assignee: Shanghai Hongxin Wire&cable Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-09-08
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a wire and cable technical field just discloses a resistant cable of buckling, including the electric wire core, the insulating electric core of outer wall fixedly connected with of electric wire core, the outer wall fixedly connected with filling layer of insulating electric core, the outer wall fixedly connected with insulating layer of filling layer, the outer wall fixedly connected with enhancement layer of insulating layer, the outer wall fixedly connected with strengthening rib of enhancement layer, the one end fixedly connected with adapter sleeve of strengthening rib, the fire-retardant layer of outer wall fixedly connected with of adapter sleeve, the outer wall fixedly connected with insulating layer on fire-retardant layer, the outer wall fixedly connected with ball of insulating layer. This resistant cable of buckling can reach the purpose that improves the resistant performance of buckling of cable, has solved the resistant poor purpose of performance of buckling of general cable, has improved the intensity of cable, has reduced the probability that the cable takes place to warp and buckles for the difficult fracture of cable has improved the security of cable, has increased the life of cable, and practicality is good.

Description

Bending-resistant cable

Technical Field

The utility model relates to a wire and cable technical field specifically is a resistant cable of buckling.

Background

The cable is generally composed of several or several groups of wires, and the cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like. The new derivative products of the electric wire and the cable are mainly produced by adopting new materials and special materials or changing the structure of the product, improving the process requirements and combining different products due to different application occasions and application requirements, convenience of equipment, reduction of equipment cost and the like. But present cable still has some weak points, for example resistant extrusion ability is not strong, and the cable can take place to warp if meet external extrusion force at the in-process of transportation and arranging, has influenced the use of cable, and buckles easily moreover, and the cable is ageing easily after often buckling, splits even, can lead to inside heart yearn to expose like this, and the heart yearn exposes after, can produce certain potential safety hazard, further leads to the availability factor to the cable to reduce, gives people's daily use and causes the influence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a resistant cable of buckling, this resistant cable of buckling possesses resistant advantages such as the performance is good of buckling, has solved the resistant poor problem of performance of buckling of general cable.

(II) technical scheme

For the purpose that the resistant cable of realizing above-mentioned resistant buckling is resistant that the performance is good of buckling, the utility model provides a following technical scheme: the utility model provides a cable of nai buckling, includes the electric core, the insulating electric core of outer wall fixedly connected with of electric core, the outer wall fixedly connected with filling layer of insulating electric core, the outer wall fixedly connected with insulating layer of filling layer, the outer wall fixedly connected with enhancement layer of insulating layer, the outer wall fixedly connected with strengthening rib of enhancement layer, the one end fixedly connected with adapter sleeve of strengthening rib, the fire-retardant layer of outer wall fixedly connected with of adapter sleeve, the outer wall fixedly connected with insulating layer of fire-retardant layer, the outer wall fixedly connected with ball of insulating layer, the outer wall fixedly connected with protecting sheathing of ball, protecting sheathing's outer wall fixedly connected with sand grip, protecting sheathing's outer wall fixedly connected with connection piece, one side swing joint of connection piece has the screw.

Preferably, the number of the reinforcing ribs is eight, and the eight reinforcing ribs are equidistantly arranged on the outer wall of the reinforcing layer.

Preferably, the flame-retardant layer is a polytetrafluoroethylene flame-retardant layer, and the thickness of the flame-retardant layer is one millimeter.

Preferably, the thermal insulation layer is a polyurethane foam thermal insulation layer, and the thickness of the thermal insulation layer is one millimeter.

Preferably, the number of the protective shells is two, and the two protective shells are symmetrically arranged by taking the vertical central line of the electric wire core as a symmetry axis.

Preferably, the convex strip is an alloy steel convex strip, and the width of the convex strip is two millimeters.

Preferably, one end of the screw penetrates one side of the connecting piece and extends to the other side of the connecting piece, and the diameter of the screw is six millimeters.

(III) advantageous effects

Compared with the prior art, the utility model provides a resistant cable of buckling possesses following beneficial effect:

1. this resistant cable of buckling through enhancement layer, strengthening rib, adapter sleeve, ball, protecting sheathing, sand grip, connection piece and the screw that sets up, can reach the purpose that improves the resistant performance of buckling of cable, has solved the resistant poor purpose of performance of buckling of general cable, has improved the intensity of cable, has reduced the probability that the cable takes place to warp and buckles for the difficult fracture of cable has improved the security of cable, has increased the life of cable, and practicality is good.

2. This resistant cable of buckling through adapter sleeve, fire-retardant layer and the insulating layer that sets up, can reach the purpose that improves the environmental resistance performance of cable for the fire-retardant and the heat-proof quality of cable are good, and then have improved the availability factor of cable, and application scope is wide.

3. This resistant cable of buckling through sand grip and the connection piece that sets up, can reach the purpose that the workman of being convenient for took for the cable also makes things convenient for the staff to connect when resistant buckling, compact structure, and is easy and simple to handle, has satisfied user's user demand.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a wire core; 2. insulating the battery cell; 3. a filling layer; 4. an insulating layer; 5. a reinforcing layer; 6. reinforcing ribs; 7. connecting sleeves; 8. a flame retardant layer; 9. a thermal insulation layer; 10. a ball bearing; 11. a protective housing; 12. a convex strip; 13. connecting sheets; 14. and (4) screws.

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, a bending-resistant cable comprises a wire core 1, an insulating core 2 is fixedly connected to the outer wall of the wire core 1, a filling layer 3 is fixedly connected to the outer wall of the insulating core 2, an insulating layer 4 is fixedly connected to the outer wall of the filling layer 3, a reinforcing layer 5 is fixedly connected to the outer wall of the insulating layer 4, reinforcing ribs 6 are fixedly connected to the outer wall of the reinforcing layer 5, the number of the reinforcing ribs 6 is eight, the eight reinforcing ribs 6 are equidistantly arranged on the outer wall of the reinforcing layer 5, so that the bending-resistant performance of the cable is improved, a connecting sleeve 7 is fixedly connected to one end of each reinforcing rib 6, a flame-retardant layer 8 is fixedly connected to the outer wall of the connecting sleeve 7, the flame-retardant layer 8 is a polytetrafluoroethylene flame-retardant layer, the thickness of the flame-retardant layer 8 is one millimeter, the polytetrafluoroethylene is generally called a, the polytetrafluoroethylene is insoluble in all solvents, simultaneously has the characteristic of high temperature resistance, has extremely low friction coefficient, can be used as an ideal coating for easily cleaning the inner layer of the water pipe, has soft mechanical property and very low surface energy, has a series of excellent service performances such as high temperature resistance, low temperature resistance, corrosion resistance, weather resistance, high lubrication, non-adhesiveness, non-toxicity and the like, is fixedly connected with a heat insulation layer 9 on the outer wall of a flame retardant layer 8, the heat insulation layer 9 is a polyurethane foam heat insulation layer, the thickness of the heat insulation layer 9 is one millimeter, polyurethane hard foam is a high molecular polymer which is prepared by mixing isocyanate and polyether through special equipment and high-pressure spraying on-site foaming under the action of various auxiliary agents such as a foaming agent, a catalyst, a flame retardant and the like, and has two types of soft foam and hard foam, the soft foam is of an open pore structure, the hard foam is of a closed pore structure, the soft foam is divided into a skinned foam and a non-skinned foam, the polyurethane foam has a wide application range, almost permeates all departments of national economy, is particularly commonly used in furniture, bedding, transportation, refrigeration, buildings, heat insulation and other departments, becomes one of indispensable materials, becomes one of the widest variety of the application range in plastics, can achieve the purpose of improving the environmental resistance of the cable through the arranged connecting sleeve 7, the flame-retardant layer 8 and the heat insulation layer 9, enables the flame-retardant and heat-insulating performance of the cable to be good, further improves the service efficiency of the cable, has a wide application range, the outer wall of the heat insulation layer 9 is fixedly connected with the balls 10, the outer wall of the balls 10 is fixedly connected with the protective shells 11, the number of the protective shells 11 is two, and the two protective shells 11 are symmetrically arranged by taking the vertical central line of the wire core 1 as, the outer wall of the protective shell 11 is fixedly connected with a convex strip 12, the convex strip 12 is an alloy steel convex strip, the width of the convex strip 12 is two millimeters, iron and carbon are removed from the steel, the steel added with other alloy elements is called alloy steel, the alloy steel has special properties such as high strength, high toughness, wear resistance, corrosion resistance, low temperature resistance, high temperature resistance and no magnetism, the outer wall of the protective shell 11 is fixedly connected with a connecting sheet 13, through the convex strip 12 and the connecting sheet 13, the purpose of being convenient for workers to take can be achieved, the cable is convenient for workers to connect while being resistant to bending, the structure is compact, the operation is simple and convenient, the use requirement of a user is met, one side of the connecting sheet 13 is movably connected with a screw 14, one end of the screw 14 penetrates through one side of the connecting sheet 13 and extends to the other side of the connecting sheet 13, the diameter of the, The reinforcing rib 6, adapter sleeve 7, ball 10, protective housing 11, sand grip 12, connection piece 13 and screw 14 can reach the purpose that improves the resistant performance of buckling of cable, have solved the resistant poor purpose of performance of buckling of general cable, have improved the intensity of cable, have reduced the probability that the cable takes place to warp and buckle for the difficult fracture of cable has improved the security of cable, has increased the life of cable, and practicality is good.

When the cable bending-resistant device is used and operated, the reinforcing ribs 6 are arranged on the inner wall of the connecting sleeve 7, the protective shell 11 is arranged outside the cable, and the connecting piece 13 is locked by the screws 14, so that the bending-resistant operation of the cable is completed.

To sum up, this resistant cable of buckling can improve the resistant performance of buckling of cable, has improved the intensity of cable, has reduced the probability that the cable takes place to warp and buckle for the difficult fracture of cable has improved the security of cable, has increased the life of cable, and practicality is good.

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. A bend-resistant cable comprising a wire core (1), characterized in that: the outer wall of the electric wire core (1) is fixedly connected with an insulating electric core (2), the outer wall of the insulating electric core (2) is fixedly connected with a filling layer (3), the outer wall of the filling layer (3) is fixedly connected with an insulating layer (4), the outer wall of the insulating layer (4) is fixedly connected with a reinforcing layer (5), the outer wall of the reinforcing layer (5) is fixedly connected with a reinforcing rib (6), one end of the reinforcing rib (6) is fixedly connected with a connecting sleeve (7), the outer wall of the connecting sleeve (7) is fixedly connected with a flame-retardant layer (8), the outer wall of the flame-retardant layer (8) is fixedly connected with a heat-insulating layer (9), the outer wall of the heat-insulating layer (9) is fixedly connected with a ball (10), the outer wall of the ball (10) is fixedly connected with a protective shell (11), the outer wall of the protective shell (11, one side of the connecting sheet (13) is movably connected with a screw (14).

2. A bend-resistant cable according to claim 1, wherein: the number of the reinforcing ribs (6) is eight, and the eight reinforcing ribs (6) are equidistantly arranged on the outer wall of the reinforcing layer (5).

3. A bend-resistant cable according to claim 1, wherein: the flame-retardant layer (8) is a polytetrafluoroethylene flame-retardant layer, and the thickness of the flame-retardant layer (8) is one millimeter.

4. A bend-resistant cable according to claim 1, wherein: the heat insulation layer (9) is a polyurethane foam heat insulation layer, and the thickness of the heat insulation layer (9) is one millimeter.

5. A bend-resistant cable according to claim 1, wherein: the number of the protective shells (11) is two, and the two protective shells (11) are symmetrically arranged by taking the vertical central line of the wire core (1) as a symmetry axis.

6. A bend-resistant cable according to claim 1, wherein: the convex strip (12) is an alloy steel convex strip, and the width of the convex strip (12) is two millimeters.

7. A bend-resistant cable according to claim 1, wherein: one end of the screw (14) penetrates through one side of the connecting piece (13) and extends to the other side of the connecting piece (13), and the diameter of the screw (14) is six millimeters.