CN211125101U

CN211125101U - Composite elevator cable

Info

Publication number: CN211125101U
Application number: CN201921826181.8U
Authority: CN
Inventors: 杨南彦
Original assignee: Guangzhou Aotong Wire And Cable Co ltd
Current assignee: Guangzhou Aotong Wire And Cable Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-28
Anticipated expiration: 2029-10-28

Abstract

The utility model provides a compound elevator cable, including wholly being a cable oversheath of platykurtic, the cable oversheath includes a wear-resisting light sense coating, and wear-resisting light sense coating is through being detected by optics and transmitting signal, and the state that can real-time control elevator has unexpected slip, unusual vibration, with higher speed transfinites and dashes the top etc.. Meanwhile, the Hall magnetic sensor arranged in the direction of the outer side extension degree of the steel wire rope comprehensively scans the defects of wire breakage, abrasion, corrosion, strand scattering and the like in the steel wire rope, and real-time online detection is transmitted to the main control system, so that a reliable basis is provided for the management of the steel wire rope; the safety performance of the elevator is improved by arranging the wear-resistant light sensation coating and the Hall magnetic sensor, and a reliable guarantee is added to the safety of people. The screen line and the control line as well as the control line and the steel wire rope are provided with the separators, so that the weak current unit can be prevented from being influenced by a strong electric field, and the shielding effect is good.

Description

Composite elevator cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a compound elevator cable.

Background

With the development of building industry, the times of urban high-rise and high-quality requirements of high-rise elevators are met, and the quality of the high-rise elevators is constantly related to the rhythm and quality of life and work of people. The high-rise elevator has high safety, can continuously and frequently run at high speed, has stable performance, does not break the core, has strong internal and external interference resistance, is comfortable to take and the like, and the quality of the elevator trailing cable which is the most important part of elevator running becomes the direction of improvement and effort in the industry all the time.

The existing elevator cable is insufficient in tensile strength and bending resistance due to overhigh floor height, is easy to age and damage, is poor in anti-interference performance and short in service life, cannot adapt to the use requirements of a high-rise elevator, cannot give an early warning in time when a problem occurs, and seriously influences the development prospect of the high-rise elevator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a can in time detect early warning, compound elevator cable that the interference killing feature is strong to tensile strength.

A composite elevator cable comprises a cable outer sheath which is flat as a whole, and is characterized in that a video wire, two control wires and two steel wire ropes are arranged inside the cable outer sheath; the cable outer sheath comprises a low-smoke halogen-free thermoplastic elastomer layer and a wear-resistant light sensation coating formed outside the low-smoke halogen-free thermoplastic elastomer layer; the video cable is arranged in the center of the cable outer sheath and comprises a video cable core, and an anti-interference layer and a woven layer are coated on the video cable core from inside to outside; the two control lines are symmetrically arranged on two sides of the video line, and each control line comprises a control line core, a wrapping layer and a signal shielding layer, wherein the wrapping layer and the signal shielding layer are coated on the outer side of the control line core from inside to outside; the two steel wire ropes are respectively arranged at two end parts far away from the video line, a Hall magnetic sensor is arranged in the direction of the outer side extension degree of each steel wire rope, and the Hall magnetic sensor is connected with a master control system of the elevator.

Preferably, the abrasion-resistant photo-inductive coating can be detected by a photoelectric sensor signal.

Preferably, the hall magnetic sensor is electrically connected with the main control system through a first lead.

Preferably, a wireless module is further arranged in the cable outer sheath, the wireless module is electrically connected with the hall magnetic sensor, and the hall magnetic sensor is in wireless communication with the master control system through the wireless module.

Furthermore, the surface of the wear-resistant light sensation coating is in a horizontal stripe shape or a diamond grid shape which is uniformly distributed.

Preferably, a separator is arranged between the video cable and the control cable and between the control cable and the steel wire rope.

Preferably, the control wire core is formed by twisting a predetermined number of wires around the filling core, and each wire comprises a conductor and an insulating layer coated on the outer side of the conductor.

Further, the insulating layer contains a flame-retardant styrene-type thermoplastic elastomer layer or a flame-retardant polyolefin-type thermoplastic elastomer layer.

Preferably, the signal shielding layer is one of an aluminum alloy wire braided belt shielding layer, a tinned copper wire braided net shielding layer and an aluminum foil shielding layer.

Preferably, the steel wire rope is a galvanized steel wire reinforcing core with the diameter of more than 3.6 mm.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a compound elevator cable, including wholly being a cable oversheath of platykurtic, the cable oversheath includes a wear-resisting light sense coating, and wear-resisting light sense coating is through being detected by optics and transmitting signal, and the state that can real-time control elevator has unexpected slip, unusual vibration, with higher speed transfinites and dashes the top etc.. Meanwhile, the Hall magnetic sensor arranged in the direction of the outer extension degree of the steel wire rope can comprehensively scan the defects of wire breakage, abrasion, corrosion, strand scattering and the like in the steel wire rope, real-time online detection is transmitted to a main control system, and reliable basis is provided for the management of the steel wire rope; the safety performance of the elevator is improved by arranging the wear-resistant light sensation coating and the Hall magnetic sensor, and a reliable guarantee is added to the safety of people. The video cable with between the control line and the control line with all be provided with a separator between the wire rope, can avoid weak current unit to receive the influence of forceful electric power electric field, and at the outer anti-interference layer of cladding of video sinle silk to at the outer still cladding of anti-interference layer there is the weaving layer, adopt this kind of structure to further improve shielding effect, signal interference phenomenon can not appear, make this compound elevator cable shielding effect good.

Drawings

Fig. 1 is a sectional structure view of the composite elevator cable of the present invention;

fig. 2 is a three-dimensional structure diagram of the composite elevator cable of the present invention;

figure 3 is the compound elevator cable of the utility model contain the section structure chart of wireless module.

Detailed Description

The embodiments described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the composite elevator cable comprises a cable outer sheath 1 which is flat as a whole, and is characterized in that a video wire 2, two control wires 3 and two steel wire ropes 4 are arranged inside the cable outer sheath 1.

The cable outer sheath 1 comprises a low-smoke halogen-free thermoplastic elastomer layer 11 and a wear-resistant light sensation coating 12 formed outside the low-smoke halogen-free thermoplastic elastomer layer 11. The low-smoke halogen-free thermoplastic elastomer layer 11 can reduce the generation of toxic gas under the condition of fire, simultaneously realizes low carbon and environmental protection, has stronger brittle fracture resistance at low temperature, has certain elasticity and has certain pressure resistance. The wear-resistant light sensation coating 12 can monitor the state of the elevator in real time by being optically detected and transmitting signals, namely being detected by a photoelectric sensor signal, and know whether the elevator has unexpected slippage, abnormal vibration, acceleration overrun, top impact and the like. Preferably, the surface texture of the wear-resistant light sensation coating 12 is in a uniformly distributed transverse stripe shape or a uniformly distributed diamond grid pattern shape. The composite elevator cable can be better detected.

The video cable 2 is arranged in the center of the cable outer sheath 1, the video cable 2 comprises a video cable core 21, and the video cable core 21 is coated with an anti-interference layer 22 and a weaving layer 23 from inside to outside. Braided layer 23 adopts the tinned copper wire to weave in this embodiment and forms, and the effective combination of braided layer 23 and anti jamming layer 22 has further improved shielding effect, the signal interference phenomenon can not appear.

The two control wires 3 are symmetrically arranged on two sides of the video wire 2, and each control wire 3 comprises a control wire core 31, a wrapping layer 32 and a signal shielding layer 33, wherein the wrapping layer 32 and the signal shielding layer 33 are coated on the outer side of the control wire core 31 from inside to outside; the signal shielding layer 33 is one of an aluminum alloy wire braided belt shielding layer, a tinned copper wire braided net shielding layer and an aluminum foil shielding layer. The signal shielding effect of the control wire core 31 is further improved. The control wire core 31 is formed by twisting a predetermined number of conductive wires 311 around a filler core, the conductive wires 311 include a conductor 3111 and an insulating layer 3112 coated outside the conductor 3111, the insulating layer 3112 includes a flame retardant styrene type thermoplastic elastomer layer or a flame retardant polyolefin type thermoplastic elastomer layer, and the insulating effect of the insulating layer 3112 is further improved.

The two steel wire ropes 4 are respectively arranged at two end parts far away from the video line 2, a Hall magnetic sensor 7 is arranged on the outer side of each steel wire rope 4 in the extension direction, and the Hall magnetic sensor 7 is connected with a main control system of the elevator. In this embodiment, the hall magnetic sensor 7 is electrically connected to the main control system through a first wire. Referring to fig. 3, the hall magnetic sensor 7 may be connected to the main control system in the following manner. Still be provided with a wireless module 8 in the cable oversheath 1, wireless module 8 with hall magnetic sensor 7 electric connection, hall magnetic sensor 7 through wireless module 8 with master control system carries out wireless communication. The Hall magnetic sensor 7 can comprehensively scan the defects of broken wires, abrasion, corrosion, strand scattering and the like in the steel wire rope 4, real-time online detection is transmitted to a main control system, and reliable basis is provided for the management of the steel wire rope 4; when the steel wire rope 4 is in a situation, the main control system can send out early warning, so that a worker can know the situation of the elevator in advance.

Preferably, the steel wire rope 4 is a galvanized steel wire reinforcing core with the diameter of more than 3.6 mm.

Preferably, a spacer 9 is disposed between the video cable 2 and the control cable 3 and between the control cable 3 and the wire rope 4. The composite elevator cable can avoid the weak current unit from being influenced by a strong electric field, so that the composite elevator cable has a good shielding effect.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a compound elevator cable, including wholly being a cable oversheath 1 of platykurtic, cable oversheath 1 includes a wear-resisting light sense coating 12, and wear-resisting light sense coating 12 is through being detected by optics and transmission signal, and the state that can real-time control elevator has unexpected slip, unusual vibration, overruns and dashes the top etc. with higher speed. Meanwhile, the Hall magnetic sensor 7 arranged in the direction of the outer extension degree of the steel wire rope 4 comprehensively scans the defects of wire breakage, abrasion, corrosion, strand scattering and the like in the steel wire rope 4, and transmits real-time online detection to the main control system, thereby providing reliable basis for the management of the steel wire rope 4; the safety performance of the elevator is improved by arranging the wear-resistant light sensation coating 12 and the Hall magnetic sensor 7, and a reliable guarantee is added to the safety of people. Video line 2 with between the control line 3 and the control line 3 with all be provided with a separator 9 between the wire rope 4, can avoid the weak current unit to receive the influence of forceful electric power electric field, and at the outer anti-interference layer 22 of 21 coats of video sinle silk to the outer still cladding in anti-interference layer 22 has weaving layer 23, adopts this kind of structure to further improve shielding effect, the signal interference phenomenon can not appear, makes this compound elevator cable shielding effect good.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims

1. A composite elevator cable comprises a cable outer sheath which is flat as a whole, and is characterized in that a video wire, two control wires and two steel wire ropes are arranged inside the cable outer sheath;

the cable outer sheath comprises a low-smoke halogen-free thermoplastic elastomer layer and a wear-resistant light sensation coating formed outside the low-smoke halogen-free thermoplastic elastomer layer, wherein the color of the wear-resistant light sensation coating is changed in a segmented manner and can be optically detected and transmit optical signals;

the video cable is arranged in the center of the cable outer sheath and comprises a video cable core, and an anti-interference layer and a woven layer are coated on the video cable core from inside to outside;

the two control lines are symmetrically arranged on two sides of the video line, and each control line comprises a control line core, a wrapping layer and a signal shielding layer, wherein the wrapping layer and the signal shielding layer are coated on the outer side of the control line core from inside to outside;

the two steel wire ropes are respectively arranged at two end parts far away from the video line, a Hall magnetic sensor is arranged in the direction of the outer side extension degree of each steel wire rope, and the Hall magnetic sensor is connected with a master control system of the elevator.

2. The composite elevator cable of claim 1, wherein the abrasion resistant photo-inductive coating is detectable by a photosensor signal.

3. The composite elevator cable of claim 1, wherein the hall magnetic sensor is electrically connected to the primary control system via a first wire.

4. The composite elevator cable according to claim 1, wherein a wireless module is further disposed in the cable outer sheath, the wireless module is electrically connected to the hall magnetic sensor, and the hall magnetic sensor is in wireless communication with the main control system through the wireless module.

5. A composite elevator cable according to claim 1, wherein the surface texture of the abrasion resistant light sensitive coating is a uniformly distributed transverse stripe or a uniformly distributed diamond grid pattern.

6. The composite elevator cable according to claim 1, wherein a spacer is provided between the video line and the control line and between the control line and the wire rope.

7. The composite elevator cable of claim 1, wherein the control wire core is formed by twisting a predetermined number of wires around a filler core, the wires including a conductor and an insulating layer coated outside the conductor.

8. A composite elevator cable according to claim 7, wherein the insulating layer comprises a flame retardant styrene type thermoplastic elastomer layer or a flame retardant polyolefin type thermoplastic elastomer layer.

9. The composite elevator cable according to claim 1, wherein the signal shielding layer is one of an aluminum alloy wire braided belt shielding layer, a tinned copper wire braided net shielding layer and an aluminum foil shielding layer.

10. The composite elevator cable of claim 1, wherein the steel cord is a galvanized steel cord reinforcement core having a diameter of 3.6mm or more.