CN214226553U

CN214226553U - Outdoor motion high strength tensile antitorque low temperature resistant type flexible cable that wear-resistants

Info

Publication number: CN214226553U
Application number: CN202120207342.6U
Authority: CN
Inventors: 赵振国; 高振军; 胡承伟; 赵亚超; 李金堂
Original assignee: Zhejiang Wanma Co Ltd
Current assignee: Zhejiang Wanma Co Ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-17
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses an outdoor motion high strength tensile antitorque low temperature type flexible cable that wear-resistants, including a plurality of sinle silks, antifatigue inner sheath and the outer jacket that wear-resistants, the sinle silk is including the conductor and the insulating layer that the transposition formed, the packing has the reinforcement that is used for improving the cable pliability in the middle of the every conductor, every conductor is crowded package outward the insulating layer forms the sinle silk, the sinle silk transposition outward has the tensile to strengthen the core, and sinle silk after the transposition has with the tensile is strengthened the outer crowded package in proper order of core and is had antifatigue inner sheath, the outer crowded package of weaving tensile antitorque layer of antifatigue inner sheath, it has the outer jacket that wear-resistants to weave the tensile antitorque layer of preventing. The utility model has high tensile strength, anti-distortion and anti-wear performance, and the cable core is fixed in position, so that the cable is not easy to deform; the cable can run under low temperature environment, effectively prevents the phenomena of embrittlement, cracking and fracture of the cable under the low temperature environment, and prolongs the service life of the cable.

Description

Outdoor motion high strength tensile antitorque low temperature resistant type flexible cable that wear-resistants

Technical Field

The utility model belongs to the technical field of the cable technique and specifically relates to a low temperature resistant type flexible cable that wear-resistants of outdoor motion high strength tensile antitorque.

Background

The acceleration of the economic globalization process has great influence on the economic structure and the industrial structure of the whole world, and at present, in order to keep the leading position of the international container port in the international economic development, coastal international container port construction and the construction of infrastructure related to the port are more and more emphasized in many countries, and the construction of ports around the world urges the modernization construction of port crane machinery. Due to frequent movement of port machinery during working, the matched cable moves at a high speed along with the port machinery and is in a working state of frequent bending and repeated winding, bears great tensile force and distortion, and can generate problems of distortion, bulging, skin breaking, even core wire breaking and the like after being used for several months; in addition, the cable is wound and collected by the disc tool to generate huge friction on the disc frame or the ground, so that a cable sheath is damaged, even the internal structure is damaged, and the common cable is difficult to use on the equipment for a long time. In addition, when the cable is used for machinery equipment in northeast ports of China, the temperature is often below-25 ℃ in winter, and the temperature can even reach about-40 ℃ in extreme weather. At present, common rubber jacketed flexible cables are mostly used, the cables usually become stiff in a freezing environment or in low-temperature weather, and can be damaged in dragging, rolling, bending and moving, and particularly when the cables are used in an environment below-25 ℃, the phenomena of embrittlement, cracking and breaking are often caused, so that the normal use of the cables is seriously influenced.

For example, a "wear-resisting type cable conductor with anticorrosive function" that discloses on chinese patent literature, its bulletin No. CN207489539U, including the cable conductor main part, anticorrosive wearing layer, the metal level, cable core and well air hose, the cable conductor main part includes the protective layer, anticorrosive wearing layer, the metal level, the water proof material layer, cable core and well air hose, the protective layer is located anticorrosive wearing layer's skin, anticorrosive wearing layer is located the inlayer of metal level, the metal level is located water proof material layer's skin, water proof material layer is located cable core's skin, cable core's inlayer is equipped with the hollow air pipe, setting through anticorrosive wearing layer has realized the anticorrosive wear-resisting function of cable conductor, thereby the life of cable conductor has been prolonged. But fails to solve the problems of deformation, bulging, core wire breakage, etc. which are generated when the cable is frequently bent, wound and subjected to a large pulling force.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome prior art's cable and easily appear cable deformation, swell and heart yearn rupture scheduling problem when long-time and frequent bending, coiling and bear great pulling force, provide an outdoor motion high strength tensile antitorque distortion is wear-resisting low temperature resistant type flexible cable, can improve the tensile and antitorque distortion and the wear resistance of cable, improved the stability ability of cable greatly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an outdoor motion high strength tensile antitorque low temperature resistant type flexible cable that wear-resistants, includes a plurality of sinle silks, antifatigue interior sheath and the outer sheath that wear-resistants, the sinle silk is including the conductor and the insulating layer that the transposition formed, it has the reinforcement that is used for improving the cable pliability to fill in the middle of the every conductor, every conductor crowded package outward the insulating layer forms the sinle silk, the sinle silk transposition outward has the tensile to strengthen the core, and sinle silk after the transposition has with the tensile is strengthened the outer crowded package in proper order of core and antifatigue interior sheath, the outer crowded package of antifatigue interior sheath has the outer sheath that wear-resistants, it has the outer sheath of wear-resistants to weave the tensile.

The reinforcement is filled in the middle of the conductor during twisting, so that the cable body can be protected in an enhanced manner, and the flexibility of the cable can be improved; the wire core is twisted with the tensile reinforced core, so that the tensile and bending resistance of the cable is further improved; the anti-fatigue inner protection layer fixes the positions of the wire cores, so that the cable structures form an organic whole, the structural integrity of the cable is protected, and the anti-distortion, anti-dislocation and anti-fatigue performance of the cable are greatly improved; the anti-twisting performance of the cable is greatly improved by the woven tensile anti-twisting layer extruded outside the anti-fatigue inner protection layer, so that the cable is safer to use, and the service life of the cable is prolonged; the wear-resisting outer jacket improves the wear resistance of the cable.

As preferred, the quantity of sinle silk is 3, 3 sinle silks are triangular distribution, and 3 sinle silks fold the back and middle spaces of leaving are equipped with the deformation prevention tripod of firm sinle silk in the space. The deformation-preventing tripod can stabilize the internal structure of the cable, so that the wire core is not easy to displace.

Preferably, the deformation-preventing tripod is a high-elasticity triangular fiber frame, is in a triangular tubular shape and is in a shape of a triangular pipe

The three surfaces of the cable core are extruded by the cable core to form a curved surface which is adaptive to the radian of the cable core. The sinle silk is located the curved surface of anti-deformation tripod for the position of sinle silk can be stable.

Preferably, the tensile reinforcement core is a Kevlar fiber strip, and the tensile reinforcement core is positioned in the gap between every two wire cores. And the tensile reinforced core is filled in the gap of the insulated wire core, so that the tensile and bending resistance of the cable is further improved.

Preferably, the woven tensile and anti-twisting layer is woven by using a tensile fiber woven material. The anti-twisting woven tensile layer is woven by the tensile fiber woven material, and the anti-fatigue inner protection layer is wrapped in the extrusion mode, so that the anti-twisting performance of the cable is greatly improved, the cable is safer to use, and the service life of the cable is prolonged.

Preferably, the conductor is a fifth soft copper conductor, and the anti-fatigue inner protection layer is made of a high-strength anti-fatigue butyronitrile-PVC composite elastomer sheath material. The fifth soft copper conductor has good flexibility and tensile strength superior to the traditional copper conductor; the anti-fatigue inner sheath layer protects the cable structure to be complete and greatly improves the anti-fatigue performance of the cable.

Preferably, the reinforcing piece is aramid yarn, and the wear-resistant outer protective layer is made of a high-strength wear-resistant cold-resistant butyronitrile-PVC composite elastomer sheath material at the temperature of-40 ℃. The aramid yarn reinforcing piece is filled, so that the reinforced protection can be formed on the cable body, and the flexibility of the cable can be improved; the wear-resistant outer protective layer is made of a high-strength wear-resistant cold-resistant butyronitrile-PVC composite elastomer sheath material at the temperature of-40 ℃, so that the wear-resistant outer protective layer has high tensile strength and tensile wear resistance, the cable has low-temperature resistance at the temperature of-40 ℃, the running requirement of the cable in a low-temperature environment is met, the phenomena of embrittlement, cracking and fracture of the cable in the low-temperature environment are prevented, and the service life of the cable is prolonged.

Therefore, the utility model discloses following beneficial effect has: (1) the cable has high-strength tensile, anti-twisting and anti-wear properties, and the cable core is fixed in position, so that the cable is not easy to deform; (2) the cable can run under low temperature environment, effectively prevents the phenomena of embrittlement, cracking and fracture of the cable under the low temperature environment, and prolongs the service life of the cable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the anti-deformation tripod of the present invention.

In the figure: 1. the anti-deformation cable comprises a reinforcement 2, a conductor 3, an insulating layer 4, an anti-deformation tripod 5, a tensile reinforcing core 6, an anti-fatigue inner protection layer 7, a woven tensile anti-torsion layer 8 and an anti-wear outer protection layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, the high-strength tensile anti-distortion anti-wear low temperature resistant flexible cable for outdoor movement of the utility model comprises 3 wire cores, an anti-fatigue inner protective layer 6 and an anti-wear outer protective layer 8, wherein the 3 wire cores are distributed in a triangular shape, the side surfaces of the adjacent wire cores are contacted with each other, the center connecting line of the three wire cores is triangular, a space is left in the middle after the 3 wire cores are folded, an anti-deformation tripod 4 for stabilizing the wire cores is arranged in the space, the anti-deformation tripod is a high-elasticity triangular fiber frame, the anti-deformation tripod is in a triangular tubular shape, three surfaces of the anti-deformation tripod are deformed into a curved surface matched with the radian of the wire cores under the extrusion of the wire cores, the wire cores comprise conductors 2 and insulating layers 3 which are twisted, a reinforcing member 1 for improving the flexibility of the cable is filled in the middle of each conductor, and the insulating layers wrap the wire cores, the outer transposition of sinle silk has tensile reinforcement core 5, and the sinle silk after the transposition has crowded package outward in proper order with tensile reinforcement core the interior sheath of antifatigue, the crowded package of the interior sheath of antifatigue has woven tensile antitorque layer 7 outward, the crowded package of the exterior sheath of woven tensile antitorque has the outer sheath of wear-resisting.

The tensile strength core adopts Kevlar fiber strips, and the tensile strength core is positioned in the gap between every two wire cores.

The woven tensile anti-twisting layer is woven by using a tensile fiber weaving material; the conductor adopts a fifth soft copper conductor, and the anti-fatigue inner protection layer adopts a high-strength anti-fatigue butyronitrile-PVC composite elastomer sheath material; the reinforcing piece is aramid yarn, and the anti-wear outer protective layer is made of a high-strength anti-wear cold-resistant butyronitrile-PVC composite elastomer sheath material at the temperature of-40 ℃.

The conductor adopts the 5 th soft copper conductor, the flexibility is good, the tensile strength is superior to that of the traditional copper conductor, and the aramid yarn reinforcing piece is filled in the center when the conductor is twisted, so that the enhancement protection can be formed on the cable body, and the flexibility of the cable can be improved; the insulating layer is made of a flexible PVC composite elastomer insulating material, and an anti-deformation elastic triangular fiber frame structure is arranged in the central space of the wire core for stabilization, so that the wire core has a stable internal structure and is not easy to shift; the tensile reinforced core is filled in the gap of the insulated wire core, so that the tensile and bending resistance of the cable is further improved, and the inner protective layer is directly extruded after the insulated wire core is twisted with the tensile reinforced core; the inner protection layer is made of a high-strength anti-fatigue butyronitrile-PVC composite elastomer sheath material, the position of each wire core is fixed by adopting an extrusion type basic mode, so that each structure of the cable is an organic whole, the structural integrity of the cable is protected, the anti-distortion, anti-dislocation and fatigue resistance of the cable are greatly improved, and the anti-distortion performance of the cable is greatly improved by weaving a tensile fiber weaving material to form a woven tensile anti-distortion layer after the inner protection layer is extruded, so that the cable is safer to use, and the service life of the cable is prolonged; the outer protective layer is made of a novel high-strength wear-resistant nitrile-PVC composite elastomer sheath material resistant to the temperature of-40 ℃, so that the cable has the low-temperature resistance of-40 ℃, the operation requirement of the cable in a low-temperature environment is met, the phenomena of embrittlement, cracking and fracture of the cable in the low-temperature environment are prevented, and the service life of the cable is prolonged.

Claims

1. The utility model provides an outdoor motion high strength tensile antitorque low temperature resistant type flexible cable that wear-resistants, characterized by, includes a plurality of sinle silks, antifatigue interior sheath and the outer sheath that wear-resistants, the sinle silk is including the conductor and the insulating layer that the transposition formed, the packing has the reinforcement that is used for improving the flexibility of cable in the middle of the every conductor, every conductor crowded package outward the insulating layer forms the sinle silk, the sinle silk transposition outward has the tensile to strengthen the core, and the sinle silk after the transposition has with the tensile is strengthened the outer crowded package in proper order of core in the antifatigue interior sheath, the outer crowded package of antifatigue interior sheath has weaves the tensile and prevents the layer of turning round, it has the outer sheath that wear-resistants to weave the tensile and prevent the outer package of turning round.

2. The outdoor sport high-strength tensile anti-distortion anti-wear low temperature resistant flexible cable according to claim 1, wherein the number of the wire cores is 3, the 3 wire cores are distributed in a triangular shape, a space is left in the middle of the folded 3 wire cores, and a deformation-preventing tripod for stabilizing the wire cores is arranged in the space.

3. The outdoor sport high-strength tensile, anti-distortion, anti-wear and low temperature resistant flexible cable according to claim 2, wherein the deformation-preventing tripod is a high-elasticity triangular fiber frame, the deformation-preventing tripod is in a triangular tube shape, and three surfaces of the deformation-preventing tripod are deformed into curved surfaces matched with the radian of the wire core under the extrusion of the wire core.

4. The outdoor sport high-strength tensile, torsion-resistant, wear-resistant and low-temperature-resistant flexible cable as claimed in claim 1, wherein the tensile strength core is Kevlar fiber strips, and the tensile strength core is located in a gap between every two wire cores.

5. The outdoor sport high-strength tensile anti-twist anti-wear low-temperature-resistant flexible cable according to claim 1, wherein the woven tensile anti-twist layer is woven by using a tensile fiber woven material.

6. The outdoor sport high-strength tensile, anti-distortion, anti-wear and low-temperature resistant flexible cable according to any one of claims 1 to 5, characterized in that the conductor is a fifth flexible copper conductor, and the anti-fatigue inner protection layer is made of a high-strength anti-fatigue butyronitrile-PVC composite elastomer sheath material.

7. The outdoor sport high-strength tensile, anti-distortion, anti-wear and low-temperature resistant flexible cable as claimed in claim 1, wherein the reinforcement is aramid yarn, and the anti-wear outer protective layer is made of a high-strength anti-wear cold-resistant-40 ℃ butyronitrile-PVC composite elastomer sheath material.